Naoki Katahira
7 years ago
committed by
Drashna Jaelre
parent
db35065e14
commit
9712501bf3
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/*
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Copyright 2012 Jun Wako <wakojun@gmail.com> |
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Copyright 2015 Jack Humbert |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#pragma once |
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#include "serial_config.h" |
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#include <util/twi.h> |
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#include <avr/io.h> |
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#include <stdlib.h> |
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#include <avr/interrupt.h> |
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#include <util/twi.h> |
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#include <stdbool.h> |
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#include "i2c.h" |
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#ifdef USE_I2C |
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// Limits the amount of we wait for any one i2c transaction.
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// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is
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// 9 bits, a single transaction will take around 90μs to complete.
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//
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// (F_CPU/SCL_CLOCK) => # of μC cycles to transfer a bit
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// poll loop takes at least 8 clock cycles to execute
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#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8 |
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#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE) |
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volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE]; |
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static volatile uint8_t slave_buffer_pos; |
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static volatile bool slave_has_register_set = false; |
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// Wait for an i2c operation to finish
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inline static |
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void i2c_delay(void) { |
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uint16_t lim = 0; |
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while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT) |
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lim++; |
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// easier way, but will wait slightly longer
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// _delay_us(100);
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} |
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// Setup twi to run at 100kHz
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void i2c_master_init(void) { |
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// no prescaler
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TWSR = 0; |
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// Set TWI clock frequency to SCL_CLOCK. Need TWBR>10.
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// Check datasheets for more info.
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TWBR = ((F_CPU/SCL_CLOCK)-16)/2; |
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} |
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// Start a transaction with the given i2c slave address. The direction of the
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// transfer is set with I2C_READ and I2C_WRITE.
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// returns: 0 => success
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// 1 => error
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uint8_t i2c_master_start(uint8_t address) { |
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TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA); |
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i2c_delay(); |
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// check that we started successfully
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if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START)) |
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return 1; |
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TWDR = address; |
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TWCR = (1<<TWINT) | (1<<TWEN); |
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i2c_delay(); |
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if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) ) |
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return 1; // slave did not acknowledge
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else |
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return 0; // success
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} |
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// Finish the i2c transaction.
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void i2c_master_stop(void) { |
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TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO); |
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uint16_t lim = 0; |
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while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT) |
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lim++; |
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} |
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// Write one byte to the i2c slave.
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// returns 0 => slave ACK
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// 1 => slave NACK
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uint8_t i2c_master_write(uint8_t data) { |
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TWDR = data; |
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TWCR = (1<<TWINT) | (1<<TWEN); |
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i2c_delay(); |
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// check if the slave acknowledged us
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return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1; |
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} |
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// Read one byte from the i2c slave. If ack=1 the slave is acknowledged,
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// if ack=0 the acknowledge bit is not set.
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// returns: byte read from i2c device
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uint8_t i2c_master_read(int ack) { |
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TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA); |
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i2c_delay(); |
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return TWDR; |
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} |
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void i2c_reset_state(void) { |
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TWCR = 0; |
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} |
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void i2c_slave_init(uint8_t address) { |
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TWAR = address << 0; // slave i2c address
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// TWEN - twi enable
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// TWEA - enable address acknowledgement
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// TWINT - twi interrupt flag
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// TWIE - enable the twi interrupt
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TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN); |
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} |
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ISR(TWI_vect); |
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ISR(TWI_vect) { |
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uint8_t ack = 1; |
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switch(TW_STATUS) { |
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case TW_SR_SLA_ACK: |
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// this device has been addressed as a slave receiver
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slave_has_register_set = false; |
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break; |
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case TW_SR_DATA_ACK: |
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// this device has received data as a slave receiver
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// The first byte that we receive in this transaction sets the location
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// of the read/write location of the slaves memory that it exposes over
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// i2c. After that, bytes will be written at slave_buffer_pos, incrementing
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// slave_buffer_pos after each write.
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if(!slave_has_register_set) { |
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slave_buffer_pos = TWDR; |
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// don't acknowledge the master if this memory loctaion is out of bounds
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if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) { |
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ack = 0; |
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slave_buffer_pos = 0; |
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} |
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slave_has_register_set = true; |
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} else { |
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i2c_slave_buffer[slave_buffer_pos] = TWDR; |
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BUFFER_POS_INC(); |
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} |
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break; |
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case TW_ST_SLA_ACK: |
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case TW_ST_DATA_ACK: |
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// master has addressed this device as a slave transmitter and is
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// requesting data.
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TWDR = i2c_slave_buffer[slave_buffer_pos]; |
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BUFFER_POS_INC(); |
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break; |
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case TW_BUS_ERROR: // something went wrong, reset twi state
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TWCR = 0; |
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default: |
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break; |
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} |
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// Reset everything, so we are ready for the next TWI interrupt
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TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN); |
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} |
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#endif |
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@ -0,0 +1,49 @@ |
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#ifndef I2C_H |
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#define I2C_H |
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#include <stdint.h> |
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#ifndef F_CPU |
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#define F_CPU 16000000UL |
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#endif |
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#define I2C_READ 1 |
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#define I2C_WRITE 0 |
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#define I2C_ACK 1 |
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#define I2C_NACK 0 |
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#define SLAVE_BUFFER_SIZE 0x10 |
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// i2c SCL clock frequency
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#define SCL_CLOCK 400000L |
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extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE]; |
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void i2c_master_init(void); |
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uint8_t i2c_master_start(uint8_t address); |
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void i2c_master_stop(void); |
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uint8_t i2c_master_write(uint8_t data); |
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uint8_t i2c_master_read(int); |
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void i2c_reset_state(void); |
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void i2c_slave_init(uint8_t address); |
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static inline unsigned char i2c_start_read(unsigned char addr) { |
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return i2c_master_start((addr << 1) | I2C_READ); |
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} |
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static inline unsigned char i2c_start_write(unsigned char addr) { |
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return i2c_master_start((addr << 1) | I2C_WRITE); |
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} |
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// from SSD1306 scrips
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extern unsigned char i2c_rep_start(unsigned char addr); |
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extern void i2c_start_wait(unsigned char addr); |
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extern unsigned char i2c_readAck(void); |
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extern unsigned char i2c_readNak(void); |
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extern unsigned char i2c_read(unsigned char ack); |
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#define i2c_read(ack) (ack) ? i2c_readAck() : i2c_readNak(); |
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#endif |
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@ -0,0 +1,41 @@ |
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/*
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This is the c configuration file for the keymap |
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Copyright 2012 Jun Wako <wakojun@gmail.com> |
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Copyright 2015 Jack Humbert |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#pragma once |
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#include "config.h" |
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/* Use I2C or Serial, not both */ |
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#define USE_SERIAL |
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// #define USE_I2C
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/* Select hand configuration */ |
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#define MASTER_LEFT |
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// #define MASTER_RIGHT
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// #define EE_HANDS
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// Underglow
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/*
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#undef RGBLED_NUM |
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#define RGBLED_NUM 14 // Number of LEDs
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#define RGBLIGHT_ANIMATIONS |
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#define RGBLIGHT_SLEEP |
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*/ |
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@ -0,0 +1,22 @@ |
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# Build Options
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# change to "no" to disable the options, or define them in the Makefile in
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# the appropriate keymap folder that will get included automatically
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#
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OLED_ENABLE = no
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RGBLIGHT_ENABLE = no
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BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration(+1000)
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MOUSEKEY_ENABLE = no # Mouse keys(+4700)
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EXTRAKEY_ENABLE = no # Audio control and System control(+450)
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CONSOLE_ENABLE = no # Console for debug(+400)
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COMMAND_ENABLE = no # Commands for debug and configuration
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NKRO_ENABLE = no # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
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MIDI_ENABLE = no # MIDI controls
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AUDIO_ENABLE = no # Audio output on port C6
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UNICODE_ENABLE = no # Unicode
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BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
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ONEHAND_ENABLE = no # Enable one-hand typing
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# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
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SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
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@ -0,0 +1 @@ |
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#include "lily58.h" |
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@ -0,0 +1,28 @@ |
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#ifndef LILY58_H |
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#define LILY58_H |
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#include "quantum.h" |
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#ifdef KEYBOARD_lily58_rev1 |
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#include "rev1.h" |
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#endif |
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// Used to create a keymap using only KC_ prefixed keys
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#define LAYOUT_kc( \ |
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L00, L01, L02, L03, L04, L05, R00, R01, R02, R03, R04, R05, \
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L10, L11, L12, L13, L14, L15, R10, R11, R12, R13, R14, R15, \
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L20, L21, L22, L23, L24, L25, R20, R21, R22, R23, R24, R25, \
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L30, L31, L32, L33, L34, L35, L45, R40, R30, R31, R32, R33, R34, R35, \
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L41, L42, L43, L44, R41, R42, R43, R44 \
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) \
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LAYOUT( \
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KC_##L00, KC_##L01, KC_##L02, KC_##L03, KC_##L04, KC_##L05, KC_##R00, KC_##R01, KC_##R02, KC_##R03, KC_##R04, KC_##R05, \
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KC_##L10, KC_##L11, KC_##L12, KC_##L13, KC_##L14, KC_##L15, KC_##R10, KC_##R11, KC_##R12, KC_##R13, KC_##R14, KC_##R15, \
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KC_##L20, KC_##L21, KC_##L22, KC_##L23, KC_##L24, KC_##L25, KC_##R20, KC_##R21, KC_##R22, KC_##R23, KC_##R24, KC_##R25, \
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KC_##L30, KC_##L31, KC_##L32, KC_##L33, KC_##L34, KC_##L35, KC_##L45, KC_##R40, KC_##R30, KC_##R31, KC_##R32, KC_##R33, KC_##R34, KC_##R35, \
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KC_##L41, KC_##L42, KC_##L43, KC_##L44, KC_##R41, KC_##R42, KC_##R43, KC_##R44 \
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) |
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#endif |
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@ -0,0 +1,459 @@ |
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/*
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Copyright 2012 Jun Wako <wakojun@gmail.com> |
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|
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This program is free software: you can redistribute it and/or modify |
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|
it under the terms of the GNU General Public License as published by |
||||||
|
the Free Software Foundation, either version 2 of the License, or |
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|
(at your option) any later version. |
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|
|
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|
This program is distributed in the hope that it will be useful, |
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|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||||
|
GNU General Public License for more details. |
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|
|
||||||
|
You should have received a copy of the GNU General Public License |
||||||
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
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*/ |
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/*
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* scan matrix |
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*/ |
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#include <stdint.h> |
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#include <stdbool.h> |
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#include <avr/io.h> |
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#include "wait.h" |
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#include "print.h" |
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#include "debug.h" |
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#include "util.h" |
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#include "matrix.h" |
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#include "split_util.h" |
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#include "pro_micro.h" |
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#include "config.h" |
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#include "timer.h" |
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#ifdef USE_I2C |
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# include "i2c.h" |
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#else // USE_SERIAL
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# include "serial.h" |
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#endif |
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#ifndef DEBOUNCING_DELAY |
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# define DEBOUNCING_DELAY 5 |
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#endif |
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#if (DEBOUNCING_DELAY > 0) |
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static uint16_t debouncing_time; |
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static bool debouncing = false; |
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#endif |
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#if (MATRIX_COLS <= 8) |
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# define print_matrix_header() print("\nr/c 01234567\n") |
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# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row)) |
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# define matrix_bitpop(i) bitpop(matrix[i]) |
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# define ROW_SHIFTER ((uint8_t)1) |
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#else |
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# error "Currently only supports 8 COLS" |
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#endif |
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static matrix_row_t matrix_debouncing[MATRIX_ROWS]; |
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#define ERROR_DISCONNECT_COUNT 5 |
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||||||
|
#define ROWS_PER_HAND (MATRIX_ROWS/2) |
||||||
|
|
||||||
|
static uint8_t error_count = 0; |
||||||
|
|
||||||
|
static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; |
||||||
|
static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; |
||||||
|
|
||||||
|
/* matrix state(1:on, 0:off) */ |
||||||
|
static matrix_row_t matrix[MATRIX_ROWS]; |
||||||
|
static matrix_row_t matrix_debouncing[MATRIX_ROWS]; |
||||||
|
|
||||||
|
#if (DIODE_DIRECTION == COL2ROW) |
||||||
|
static void init_cols(void); |
||||||
|
static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row); |
||||||
|
static void unselect_rows(void); |
||||||
|
static void select_row(uint8_t row); |
||||||
|
static void unselect_row(uint8_t row); |
||||||
|
#elif (DIODE_DIRECTION == ROW2COL) |
||||||
|
static void init_rows(void); |
||||||
|
static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col); |
||||||
|
static void unselect_cols(void); |
||||||
|
static void unselect_col(uint8_t col); |
||||||
|
static void select_col(uint8_t col); |
||||||
|
#endif |
||||||
|
|
||||||
|
__attribute__ ((weak)) |
||||||
|
void matrix_init_kb(void) { |
||||||
|
matrix_init_user(); |
||||||
|
} |
||||||
|
|
||||||
|
__attribute__ ((weak)) |
||||||
|
void matrix_scan_kb(void) { |
||||||
|
matrix_scan_user(); |
||||||
|
} |
||||||
|
|
||||||
|
__attribute__ ((weak)) |
||||||
|
void matrix_init_user(void) { |
||||||
|
} |
||||||
|
|
||||||
|
__attribute__ ((weak)) |
||||||
|
void matrix_scan_user(void) { |
||||||
|
} |
||||||
|
|
||||||
|
inline |
||||||
|
uint8_t matrix_rows(void) |
||||||
|
{ |
||||||
|
return MATRIX_ROWS; |
||||||
|
} |
||||||
|
|
||||||
|
inline |
||||||
|
uint8_t matrix_cols(void) |
||||||
|
{ |
||||||
|
return MATRIX_COLS; |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_init(void) |
||||||
|
{ |
||||||
|
debug_enable = true; |
||||||
|
debug_matrix = true; |
||||||
|
debug_mouse = true; |
||||||
|
// initialize row and col
|
||||||
|
#if (DIODE_DIRECTION == COL2ROW) |
||||||
|
unselect_rows(); |
||||||
|
init_cols(); |
||||||
|
#elif (DIODE_DIRECTION == ROW2COL) |
||||||
|
unselect_cols(); |
||||||
|
init_rows(); |
||||||
|
#endif |
||||||
|
|
||||||
|
TX_RX_LED_INIT; |
||||||
|
|
||||||
|
// initialize matrix state: all keys off
|
||||||
|
for (uint8_t i=0; i < MATRIX_ROWS; i++) { |
||||||
|
matrix[i] = 0; |
||||||
|
matrix_debouncing[i] = 0; |
||||||
|
} |
||||||
|
|
||||||
|
matrix_init_quantum(); |
||||||
|
|
||||||
|
} |
||||||
|
|
||||||
|
uint8_t _matrix_scan(void) |
||||||
|
{ |
||||||
|
int offset = isLeftHand ? 0 : (ROWS_PER_HAND); |
||||||
|
#if (DIODE_DIRECTION == COL2ROW) |
||||||
|
// Set row, read cols
|
||||||
|
for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) { |
||||||
|
# if (DEBOUNCING_DELAY > 0) |
||||||
|
bool matrix_changed = read_cols_on_row(matrix_debouncing+offset, current_row); |
||||||
|
|
||||||
|
if (matrix_changed) { |
||||||
|
debouncing = true; |
||||||
|
debouncing_time = timer_read(); |
||||||
|
} |
||||||
|
|
||||||
|
# else |
||||||
|
read_cols_on_row(matrix+offset, current_row); |
||||||
|
# endif |
||||||
|
|
||||||
|
} |
||||||
|
|
||||||
|
#elif (DIODE_DIRECTION == ROW2COL) |
||||||
|
// Set col, read rows
|
||||||
|
for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) { |
||||||
|
# if (DEBOUNCING_DELAY > 0) |
||||||
|
bool matrix_changed = read_rows_on_col(matrix_debouncing+offset, current_col); |
||||||
|
if (matrix_changed) { |
||||||
|
debouncing = true; |
||||||
|
debouncing_time = timer_read(); |
||||||
|
} |
||||||
|
# else |
||||||
|
read_rows_on_col(matrix+offset, current_col); |
||||||
|
# endif |
||||||
|
|
||||||
|
} |
||||||
|
#endif |
||||||
|
|
||||||
|
# if (DEBOUNCING_DELAY > 0) |
||||||
|
if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCING_DELAY)) { |
||||||
|
for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { |
||||||
|
matrix[i+offset] = matrix_debouncing[i+offset]; |
||||||
|
} |
||||||
|
debouncing = false; |
||||||
|
} |
||||||
|
# endif |
||||||
|
|
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
#ifdef USE_I2C |
||||||
|
|
||||||
|
// Get rows from other half over i2c
|
||||||
|
int i2c_transaction(void) { |
||||||
|
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; |
||||||
|
|
||||||
|
int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); |
||||||
|
if (err) goto i2c_error; |
||||||
|
|
||||||
|
// start of matrix stored at 0x00
|
||||||
|
err = i2c_master_write(0x00); |
||||||
|
if (err) goto i2c_error; |
||||||
|
|
||||||
|
// Start read
|
||||||
|
err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ); |
||||||
|
if (err) goto i2c_error; |
||||||
|
|
||||||
|
if (!err) { |
||||||
|
int i; |
||||||
|
for (i = 0; i < ROWS_PER_HAND-1; ++i) { |
||||||
|
matrix[slaveOffset+i] = i2c_master_read(I2C_ACK); |
||||||
|
} |
||||||
|
matrix[slaveOffset+i] = i2c_master_read(I2C_NACK); |
||||||
|
i2c_master_stop(); |
||||||
|
} else { |
||||||
|
i2c_error: // the cable is disconnceted, or something else went wrong
|
||||||
|
i2c_reset_state(); |
||||||
|
return err; |
||||||
|
} |
||||||
|
|
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
#else // USE_SERIAL
|
||||||
|
|
||||||
|
int serial_transaction(void) { |
||||||
|
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; |
||||||
|
|
||||||
|
if (serial_update_buffers()) { |
||||||
|
return 1; |
||||||
|
} |
||||||
|
|
||||||
|
for (int i = 0; i < ROWS_PER_HAND; ++i) { |
||||||
|
matrix[slaveOffset+i] = serial_slave_buffer[i]; |
||||||
|
} |
||||||
|
return 0; |
||||||
|
} |
||||||
|
#endif |
||||||
|
|
||||||
|
uint8_t matrix_scan(void) |
||||||
|
{ |
||||||
|
uint8_t ret = _matrix_scan(); |
||||||
|
|
||||||
|
#ifdef USE_I2C |
||||||
|
if( i2c_transaction() ) { |
||||||
|
#else // USE_SERIAL
|
||||||
|
if( serial_transaction() ) { |
||||||
|
#endif |
||||||
|
// turn on the indicator led when halves are disconnected
|
||||||
|
TXLED1; |
||||||
|
|
||||||
|
error_count++; |
||||||
|
|
||||||
|
if (error_count > ERROR_DISCONNECT_COUNT) { |
||||||
|
// reset other half if disconnected
|
||||||
|
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; |
||||||
|
for (int i = 0; i < ROWS_PER_HAND; ++i) { |
||||||
|
matrix[slaveOffset+i] = 0; |
||||||
|
} |
||||||
|
} |
||||||
|
} else { |
||||||
|
// turn off the indicator led on no error
|
||||||
|
TXLED0; |
||||||
|
error_count = 0; |
||||||
|
} |
||||||
|
matrix_scan_quantum(); |
||||||
|
return ret; |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_slave_scan(void) { |
||||||
|
_matrix_scan(); |
||||||
|
|
||||||
|
int offset = (isLeftHand) ? 0 : ROWS_PER_HAND; |
||||||
|
|
||||||
|
#ifdef USE_I2C |
||||||
|
for (int i = 0; i < ROWS_PER_HAND; ++i) { |
||||||
|
i2c_slave_buffer[i] = matrix[offset+i]; |
||||||
|
} |
||||||
|
#else // USE_SERIAL
|
||||||
|
for (int i = 0; i < ROWS_PER_HAND; ++i) { |
||||||
|
serial_slave_buffer[i] = matrix[offset+i]; |
||||||
|
} |
||||||
|
#endif |
||||||
|
} |
||||||
|
|
||||||
|
bool matrix_is_modified(void) |
||||||
|
{ |
||||||
|
if (debouncing) return false; |
||||||
|
return true; |
||||||
|
} |
||||||
|
|
||||||
|
inline |
||||||
|
bool matrix_is_on(uint8_t row, uint8_t col) |
||||||
|
{ |
||||||
|
return (matrix[row] & ((matrix_row_t)1<<col)); |
||||||
|
} |
||||||
|
|
||||||
|
inline |
||||||
|
matrix_row_t matrix_get_row(uint8_t row) |
||||||
|
{ |
||||||
|
return matrix[row]; |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_print(void) |
||||||
|
{ |
||||||
|
print("\nr/c 0123456789ABCDEF\n"); |
||||||
|
for (uint8_t row = 0; row < MATRIX_ROWS; row++) { |
||||||
|
phex(row); print(": "); |
||||||
|
pbin_reverse16(matrix_get_row(row)); |
||||||
|
print("\n"); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
uint8_t matrix_key_count(void) |
||||||
|
{ |
||||||
|
uint8_t count = 0; |
||||||
|
for (uint8_t i = 0; i < MATRIX_ROWS; i++) { |
||||||
|
count += bitpop16(matrix[i]); |
||||||
|
} |
||||||
|
return count; |
||||||
|
} |
||||||
|
|
||||||
|
#if (DIODE_DIRECTION == COL2ROW) |
||||||
|
|
||||||
|
static void init_cols(void) |
||||||
|
{ |
||||||
|
for(uint8_t x = 0; x < MATRIX_COLS; x++) { |
||||||
|
uint8_t pin = col_pins[x]; |
||||||
|
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
|
||||||
|
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
|
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) |
||||||
|
{ |
||||||
|
// Store last value of row prior to reading
|
||||||
|
matrix_row_t last_row_value = current_matrix[current_row]; |
||||||
|
|
||||||
|
// Clear data in matrix row
|
||||||
|
current_matrix[current_row] = 0; |
||||||
|
|
||||||
|
// Select row and wait for row selecton to stabilize
|
||||||
|
select_row(current_row); |
||||||
|
wait_us(30); |
||||||
|
|
||||||
|
// For each col...
|
||||||
|
for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { |
||||||
|
|
||||||
|
// Select the col pin to read (active low)
|
||||||
|
uint8_t pin = col_pins[col_index]; |
||||||
|
uint8_t pin_state = (_SFR_IO8(pin >> 4) & _BV(pin & 0xF)); |
||||||
|
|
||||||
|
// Populate the matrix row with the state of the col pin
|
||||||
|
current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index); |
||||||
|
} |
||||||
|
|
||||||
|
// Unselect row
|
||||||
|
unselect_row(current_row); |
||||||
|
|
||||||
|
return (last_row_value != current_matrix[current_row]); |
||||||
|
} |
||||||
|
|
||||||
|
static void select_row(uint8_t row) |
||||||
|
{ |
||||||
|
uint8_t pin = row_pins[row]; |
||||||
|
_SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
|
||||||
|
_SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
|
||||||
|
} |
||||||
|
|
||||||
|
static void unselect_row(uint8_t row) |
||||||
|
{ |
||||||
|
uint8_t pin = row_pins[row]; |
||||||
|
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
|
||||||
|
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
|
||||||
|
} |
||||||
|
|
||||||
|
static void unselect_rows(void) |
||||||
|
{ |
||||||
|
for(uint8_t x = 0; x < ROWS_PER_HAND; x++) { |
||||||
|
uint8_t pin = row_pins[x]; |
||||||
|
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
|
||||||
|
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
|
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
#elif (DIODE_DIRECTION == ROW2COL) |
||||||
|
|
||||||
|
static void init_rows(void) |
||||||
|
{ |
||||||
|
for(uint8_t x = 0; x < ROWS_PER_HAND; x++) { |
||||||
|
uint8_t pin = row_pins[x]; |
||||||
|
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
|
||||||
|
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
|
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) |
||||||
|
{ |
||||||
|
bool matrix_changed = false; |
||||||
|
|
||||||
|
// Select col and wait for col selecton to stabilize
|
||||||
|
select_col(current_col); |
||||||
|
wait_us(30); |
||||||
|
|
||||||
|
// For each row...
|
||||||
|
for(uint8_t row_index = 0; row_index < ROWS_PER_HAND; row_index++) |
||||||
|
{ |
||||||
|
|
||||||
|
// Store last value of row prior to reading
|
||||||
|
matrix_row_t last_row_value = current_matrix[row_index]; |
||||||
|
|
||||||
|
// Check row pin state
|
||||||
|
if ((_SFR_IO8(row_pins[row_index] >> 4) & _BV(row_pins[row_index] & 0xF)) == 0) |
||||||
|
{ |
||||||
|
// Pin LO, set col bit
|
||||||
|
current_matrix[row_index] |= (ROW_SHIFTER << current_col); |
||||||
|
} |
||||||
|
else |
||||||
|
{ |
||||||
|
// Pin HI, clear col bit
|
||||||
|
current_matrix[row_index] &= ~(ROW_SHIFTER << current_col); |
||||||
|
} |
||||||
|
|
||||||
|
// Determine if the matrix changed state
|
||||||
|
if ((last_row_value != current_matrix[row_index]) && !(matrix_changed)) |
||||||
|
{ |
||||||
|
matrix_changed = true; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
// Unselect col
|
||||||
|
unselect_col(current_col); |
||||||
|
|
||||||
|
return matrix_changed; |
||||||
|
} |
||||||
|
|
||||||
|
static void select_col(uint8_t col) |
||||||
|
{ |
||||||
|
uint8_t pin = col_pins[col]; |
||||||
|
_SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
|
||||||
|
_SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
|
||||||
|
} |
||||||
|
|
||||||
|
static void unselect_col(uint8_t col) |
||||||
|
{ |
||||||
|
uint8_t pin = col_pins[col]; |
||||||
|
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
|
||||||
|
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
|
||||||
|
} |
||||||
|
|
||||||
|
static void unselect_cols(void) |
||||||
|
{ |
||||||
|
for(uint8_t x = 0; x < MATRIX_COLS; x++) { |
||||||
|
uint8_t pin = col_pins[x]; |
||||||
|
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
|
||||||
|
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
|
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
#endif |
||||||
@ -0,0 +1,17 @@ |
|||||||
|
# Lily58 |
||||||
|
|
||||||
|
Lily58 is 6×4+5keys column-staggered split keyboard. |
||||||
|
|
||||||
|
 |
||||||
|
|
||||||
|
 |
||||||
|
|
||||||
|
Keyboard Maintainer: [Naoki Katahira](https://github.com/kata0510/) [Twitter:@F_YUUCHI](https://twitter.com/F_YUUCHI) |
||||||
|
Hardware Supported: Lily58 PCB, ProMicro |
||||||
|
Hardware Availability: [PCB & Case Data](https://github.com/kata0510/Lily58) |
||||||
|
|
||||||
|
Make example for this keyboard (after setting up your build environment): |
||||||
|
|
||||||
|
make lily58:default |
||||||
|
|
||||||
|
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs). |
||||||
@ -0,0 +1,86 @@ |
|||||||
|
/*
|
||||||
|
Copyright 2012 Jun Wako <wakojun@gmail.com> |
||||||
|
Copyright 2015 Jack Humbert |
||||||
|
Copyright 2017 F_YUUCHI |
||||||
|
|
||||||
|
This program is free software: you can redistribute it and/or modify |
||||||
|
it under the terms of the GNU General Public License as published by |
||||||
|
the Free Software Foundation, either version 2 of the License, or |
||||||
|
(at your option) any later version. |
||||||
|
|
||||||
|
This program is distributed in the hope that it will be useful, |
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||||||
|
GNU General Public License for more details. |
||||||
|
|
||||||
|
You should have received a copy of the GNU General Public License |
||||||
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/ |
||||||
|
|
||||||
|
#pragma once |
||||||
|
|
||||||
|
//#include QMK_KEYBOARD_CONFIG_H
|
||||||
|
#include "config_common.h" |
||||||
|
|
||||||
|
/* USB Device descriptor parameter */ |
||||||
|
#define VENDOR_ID 0xFC51 |
||||||
|
#define PRODUCT_ID 0x0058 |
||||||
|
#define DEVICE_VER 0x0100 |
||||||
|
#define MANUFACTURER F_YUUCHI |
||||||
|
#define PRODUCT Lily58 |
||||||
|
#define DESCRIPTION Lily58 is 6×4+5keys column-staggered split keyboard. |
||||||
|
|
||||||
|
/* key matrix size */ |
||||||
|
// Rows are doubled-up
|
||||||
|
#define MATRIX_ROWS 10 |
||||||
|
#define MATRIX_COLS 6 |
||||||
|
|
||||||
|
// wiring of each half
|
||||||
|
#define MATRIX_ROW_PINS { C6, D7, E6, B4, B5 } |
||||||
|
#define MATRIX_COL_PINS { F6, F7, B1, B3, B2, B6 } |
||||||
|
|
||||||
|
#define CATERINA_BOOTLOADER |
||||||
|
|
||||||
|
/* define tapping term */ |
||||||
|
#define TAPPING_TERM 100 |
||||||
|
|
||||||
|
/* define if matrix has ghost */ |
||||||
|
//#define MATRIX_HAS_GHOST
|
||||||
|
|
||||||
|
/* Set 0 if debouncing isn't needed */ |
||||||
|
#define DEBOUNCING_DELAY 5 |
||||||
|
|
||||||
|
/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */ |
||||||
|
#define LOCKING_SUPPORT_ENABLE |
||||||
|
/* Locking resynchronize hack */ |
||||||
|
#define LOCKING_RESYNC_ENABLE |
||||||
|
|
||||||
|
/* key combination for command */ |
||||||
|
#define IS_COMMAND() ( \ |
||||||
|
keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
|
||||||
|
) |
||||||
|
|
||||||
|
/* ws2812 RGB LED */ |
||||||
|
#define RGB_DI_PIN D3 |
||||||
|
#define RGBLIGHT_TIMER |
||||||
|
#define RGBLED_NUM 14 // Number of LEDs
|
||||||
|
#define ws2812_PORTREG PORTD |
||||||
|
#define ws2812_DDRREG DDRD |
||||||
|
|
||||||
|
/*
|
||||||
|
* Feature disable options |
||||||
|
* These options are also useful to firmware size reduction. |
||||||
|
*/ |
||||||
|
|
||||||
|
/* disable debug print */ |
||||||
|
// #define NO_DEBUG
|
||||||
|
|
||||||
|
/* disable print */ |
||||||
|
// #define NO_PRINT
|
||||||
|
|
||||||
|
/* disable action features */ |
||||||
|
//#define NO_ACTION_LAYER
|
||||||
|
//#define NO_ACTION_TAPPING
|
||||||
|
//#define NO_ACTION_ONESHOT
|
||||||
|
//#define NO_ACTION_MACRO
|
||||||
|
//#define NO_ACTION_FUNCTION
|
||||||
@ -0,0 +1,24 @@ |
|||||||
|
#include "lily58.h" |
||||||
|
|
||||||
|
/*
|
||||||
|
#ifdef SSD1306OLED |
||||||
|
void led_set_kb(uint8_t usb_led) { |
||||||
|
// put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
|
||||||
|
led_set_user(usb_led); |
||||||
|
} |
||||||
|
#endif |
||||||
|
*/ |
||||||
|
|
||||||
|
void matrix_init_kb(void) { |
||||||
|
|
||||||
|
// // green led on
|
||||||
|
// DDRD |= (1<<5);
|
||||||
|
// PORTD &= ~(1<<5);
|
||||||
|
|
||||||
|
// // orange led on
|
||||||
|
// DDRB |= (1<<0);
|
||||||
|
// PORTB &= ~(1<<0);
|
||||||
|
|
||||||
|
matrix_init_user(); |
||||||
|
}; |
||||||
|
|
||||||
@ -0,0 +1,61 @@ |
|||||||
|
#pragma once |
||||||
|
|
||||||
|
#include "lily58.h" |
||||||
|
|
||||||
|
//void promicro_bootloader_jmp(bool program);
|
||||||
|
#include "quantum.h" |
||||||
|
|
||||||
|
|
||||||
|
#ifdef USE_I2C |
||||||
|
#include <stddef.h> |
||||||
|
#ifdef __AVR__ |
||||||
|
#include <avr/io.h> |
||||||
|
#include <avr/interrupt.h> |
||||||
|
#endif |
||||||
|
#endif |
||||||
|
|
||||||
|
|
||||||
|
//void promicro_bootloader_jmp(bool program);
|
||||||
|
#ifndef FLIP_HALF |
||||||
|
#define LAYOUT( \ |
||||||
|
L00, L01, L02, L03, L04, L05, R00, R01, R02, R03, R04, R05, \
|
||||||
|
L10, L11, L12, L13, L14, L15, R10, R11, R12, R13, R14, R15, \
|
||||||
|
L20, L21, L22, L23, L24, L25, R20, R21, R22, R23, R24, R25, \
|
||||||
|
L30, L31, L32, L33, L34, L35, L45, R40, R30, R31, R32, R33, R34, R35, \
|
||||||
|
L41, L42, L43, L44, R41, R42, R43, R44 \
|
||||||
|
) \
|
||||||
|
{ \
|
||||||
|
{ L00, L01, L02, L03, L04, L05 }, \
|
||||||
|
{ L10, L11, L12, L13, L14, L15 }, \
|
||||||
|
{ L20, L21, L22, L23, L24, L25 }, \
|
||||||
|
{ L30, L31, L32, L33, L34, L35 }, \
|
||||||
|
{ KC_NO, L41, L42, L43, L44, L45 }, \
|
||||||
|
{ R05, R04, R03, R02, R01, R00 }, \
|
||||||
|
{ R15, R14, R13, R12, R11, R10 }, \
|
||||||
|
{ R25, R24, R23, R22, R21, R20 }, \
|
||||||
|
{ R35, R34, R33, R32, R31, R30 }, \
|
||||||
|
{ KC_NO, R44, R43, R42, R41, R40 } \
|
||||||
|
} |
||||||
|
#else |
||||||
|
// Keymap with right side flipped
|
||||||
|
// (TRRS jack on both halves are to the right)
|
||||||
|
#define LAYOUT( \ |
||||||
|
L00, L01, L02, L03, L04, L05, R00, R01, R02, R03, R04, R05, \
|
||||||
|
L10, L11, L12, L13, L14, L15, R10, R11, R12, R13, R14, R15, \
|
||||||
|
L20, L21, L22, L23, L24, L25, R20, R21, R22, R23, R24, R25, \
|
||||||
|
L30, L31, L32, L33, L34, L35, L45, R30, R31, R32, R33, R34, R35, R45, \
|
||||||
|
L41, L42, L43, L44, R41, R42, R43, R44 \
|
||||||
|
) \
|
||||||
|
{ \
|
||||||
|
{ L00, L01, L02, L03, L04, L05 }, \
|
||||||
|
{ L10, L11, L12, L13, L14, L15 }, \
|
||||||
|
{ L20, L21, L22, L23, L24, L25 }, \
|
||||||
|
{ L30, L31, L32, L33, L34, L35 }, \
|
||||||
|
{ KC_NO, L41, L42, L43, L44, L45 }, \
|
||||||
|
{ R00, R01, R02, R03, R04, R05 }, \
|
||||||
|
{ R10, R11, R12, R13, R14, R15 }, \
|
||||||
|
{ R20, R21, R22, R23, R24, R25 }, \
|
||||||
|
{ R30, R31, R32, R33, R34, R35 }, \
|
||||||
|
{ KC_NO, R41, R42, R43, R44, R45 } \
|
||||||
|
} |
||||||
|
#endif |
||||||
@ -0,0 +1 @@ |
|||||||
|
BACKLIGHT_ENABLE = no
|
||||||
@ -0,0 +1,76 @@ |
|||||||
|
SRC += matrix.c \
|
||||||
|
i2c.c \
|
||||||
|
split_util.c \
|
||||||
|
serial.c \
|
||||||
|
ssd1306.c
|
||||||
|
|
||||||
|
# MCU name
|
||||||
|
#MCU = at90usb1287
|
||||||
|
MCU = atmega32u4
|
||||||
|
|
||||||
|
# Processor frequency.
|
||||||
|
# This will define a symbol, F_CPU, in all source code files equal to the
|
||||||
|
# processor frequency in Hz. You can then use this symbol in your source code to
|
||||||
|
# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
|
||||||
|
# automatically to create a 32-bit value in your source code.
|
||||||
|
#
|
||||||
|
# This will be an integer division of F_USB below, as it is sourced by
|
||||||
|
# F_USB after it has run through any CPU prescalers. Note that this value
|
||||||
|
# does not *change* the processor frequency - it should merely be updated to
|
||||||
|
# reflect the processor speed set externally so that the code can use accurate
|
||||||
|
# software delays.
|
||||||
|
F_CPU = 16000000
|
||||||
|
|
||||||
|
#
|
||||||
|
# LUFA specific
|
||||||
|
#
|
||||||
|
# Target architecture (see library "Board Types" documentation).
|
||||||
|
ARCH = AVR8
|
||||||
|
|
||||||
|
# Input clock frequency.
|
||||||
|
# This will define a symbol, F_USB, in all source code files equal to the
|
||||||
|
# input clock frequency (before any prescaling is performed) in Hz. This value may
|
||||||
|
# differ from F_CPU if prescaling is used on the latter, and is required as the
|
||||||
|
# raw input clock is fed directly to the PLL sections of the AVR for high speed
|
||||||
|
# clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
|
||||||
|
# at the end, this will be done automatically to create a 32-bit value in your
|
||||||
|
# source code.
|
||||||
|
#
|
||||||
|
# If no clock division is performed on the input clock inside the AVR (via the
|
||||||
|
# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
|
||||||
|
F_USB = $(F_CPU)
|
||||||
|
|
||||||
|
# Interrupt driven control endpoint task(+60)
|
||||||
|
OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
|
||||||
|
|
||||||
|
|
||||||
|
# Bootloader
|
||||||
|
# This definition is optional, and if your keyboard supports multiple bootloaders of
|
||||||
|
# different sizes, comment this out, and the correct address will be loaded
|
||||||
|
# automatically (+60). See bootloader.mk for all options.
|
||||||
|
BOOTLOADER = caterina
|
||||||
|
|
||||||
|
# Build Options
|
||||||
|
# change to "no" to disable the options, or define them in the Makefile in
|
||||||
|
# the appropriate keymap folder that will get included automatically
|
||||||
|
#
|
||||||
|
BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration(+1000)
|
||||||
|
MOUSEKEY_ENABLE = no # Mouse keys(+4700)
|
||||||
|
EXTRAKEY_ENABLE = no # Audio control and System control(+450)
|
||||||
|
CONSOLE_ENABLE = no # Console for debug(+400)
|
||||||
|
COMMAND_ENABLE = no # Commands for debug and configuration
|
||||||
|
NKRO_ENABLE = no # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
|
||||||
|
BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
|
||||||
|
MIDI_ENABLE = no # MIDI controls
|
||||||
|
AUDIO_ENABLE = no # Audio output on port C6
|
||||||
|
UNICODE_ENABLE = no # Unicode
|
||||||
|
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
|
||||||
|
RGBLIGHT_ENABLE = no # Enable WS2812 RGB underlight. Do not enable this with audio at the same time.
|
||||||
|
SUBPROJECT_rev1 = no
|
||||||
|
USE_I2C = no
|
||||||
|
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
|
||||||
|
SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
|
||||||
|
|
||||||
|
CUSTOM_MATRIX = yes
|
||||||
|
|
||||||
|
DEFAULT_FOLDER = lily58/rev1
|
||||||
@ -0,0 +1,445 @@ |
|||||||
|
/*
|
||||||
|
* WARNING: be careful changing this code, it is very timing dependent |
||||||
|
*/ |
||||||
|
|
||||||
|
#ifndef F_CPU |
||||||
|
#define F_CPU 16000000 |
||||||
|
#endif |
||||||
|
|
||||||
|
#include <avr/io.h> |
||||||
|
#include <avr/interrupt.h> |
||||||
|
#include <util/delay.h> |
||||||
|
#include <stddef.h> |
||||||
|
#include <stdbool.h> |
||||||
|
#include "serial.h" |
||||||
|
//#include <pro_micro.h>
|
||||||
|
|
||||||
|
#ifdef USE_SERIAL |
||||||
|
//#ifndef USE_SERIAL_PD2
|
||||||
|
|
||||||
|
#ifndef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
/* --- USE Simple API (OLD API, compatible with let's split serial.c) */ |
||||||
|
#if SERIAL_SLAVE_BUFFER_LENGTH > 0 |
||||||
|
uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0}; |
||||||
|
#endif |
||||||
|
#if SERIAL_MASTER_BUFFER_LENGTH > 0 |
||||||
|
uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0}; |
||||||
|
#endif |
||||||
|
uint8_t volatile status0 = 0; |
||||||
|
|
||||||
|
SSTD_t transactions[] = { |
||||||
|
{ (uint8_t *)&status0, |
||||||
|
#if SERIAL_MASTER_BUFFER_LENGTH > 0 |
||||||
|
sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer, |
||||||
|
#else |
||||||
|
0, (uint8_t *)NULL, |
||||||
|
#endif |
||||||
|
#if SERIAL_SLAVE_BUFFER_LENGTH > 0 |
||||||
|
sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer |
||||||
|
#else |
||||||
|
0, (uint8_t *)NULL, |
||||||
|
#endif |
||||||
|
} |
||||||
|
}; |
||||||
|
|
||||||
|
void serial_master_init(void) |
||||||
|
{ soft_serial_initiator_init(transactions); } |
||||||
|
|
||||||
|
void serial_slave_init(void) |
||||||
|
{ soft_serial_target_init(transactions); } |
||||||
|
|
||||||
|
// 0 => no error
|
||||||
|
// 1 => slave did not respond
|
||||||
|
// 2 => checksum error
|
||||||
|
int serial_update_buffers() |
||||||
|
{ return soft_serial_transaction(); } |
||||||
|
|
||||||
|
#endif // Simple API (OLD API, compatible with let's split serial.c)
|
||||||
|
|
||||||
|
#define ALWAYS_INLINE __attribute__((always_inline)) |
||||||
|
#define NO_INLINE __attribute__((noinline)) |
||||||
|
#define _delay_sub_us(x) __builtin_avr_delay_cycles(x) |
||||||
|
|
||||||
|
// Serial pulse period in microseconds.
|
||||||
|
#define TID_SEND_ADJUST 14 |
||||||
|
|
||||||
|
#define SELECT_SERIAL_SPEED 1 |
||||||
|
#if SELECT_SERIAL_SPEED == 0 |
||||||
|
// Very High speed
|
||||||
|
#define SERIAL_DELAY 4 // micro sec
|
||||||
|
#define READ_WRITE_START_ADJUST 33 // cycles
|
||||||
|
#define READ_WRITE_WIDTH_ADJUST 3 // cycles
|
||||||
|
#elif SELECT_SERIAL_SPEED == 1 |
||||||
|
// High speed
|
||||||
|
#define SERIAL_DELAY 6 // micro sec
|
||||||
|
#define READ_WRITE_START_ADJUST 30 // cycles
|
||||||
|
#define READ_WRITE_WIDTH_ADJUST 3 // cycles
|
||||||
|
#elif SELECT_SERIAL_SPEED == 2 |
||||||
|
// Middle speed
|
||||||
|
#define SERIAL_DELAY 12 // micro sec
|
||||||
|
#define READ_WRITE_START_ADJUST 30 // cycles
|
||||||
|
#define READ_WRITE_WIDTH_ADJUST 3 // cycles
|
||||||
|
#elif SELECT_SERIAL_SPEED == 3 |
||||||
|
// Low speed
|
||||||
|
#define SERIAL_DELAY 24 // micro sec
|
||||||
|
#define READ_WRITE_START_ADJUST 30 // cycles
|
||||||
|
#define READ_WRITE_WIDTH_ADJUST 3 // cycles
|
||||||
|
#elif SELECT_SERIAL_SPEED == 4 |
||||||
|
// Very Low speed
|
||||||
|
#define SERIAL_DELAY 50 // micro sec
|
||||||
|
#define READ_WRITE_START_ADJUST 30 // cycles
|
||||||
|
#define READ_WRITE_WIDTH_ADJUST 3 // cycles
|
||||||
|
#else |
||||||
|
#error Illegal Serial Speed |
||||||
|
#endif |
||||||
|
|
||||||
|
|
||||||
|
#define SERIAL_DELAY_HALF1 (SERIAL_DELAY/2) |
||||||
|
#define SERIAL_DELAY_HALF2 (SERIAL_DELAY - SERIAL_DELAY/2) |
||||||
|
|
||||||
|
#define SLAVE_INT_WIDTH_US 1 |
||||||
|
#ifndef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
#define SLAVE_INT_RESPONSE_TIME SERIAL_DELAY |
||||||
|
#else |
||||||
|
#define SLAVE_INT_ACK_WIDTH_UNIT 2 |
||||||
|
#define SLAVE_INT_ACK_WIDTH 4 |
||||||
|
#endif |
||||||
|
|
||||||
|
static SSTD_t *Transaction_table = NULL; |
||||||
|
|
||||||
|
inline static |
||||||
|
void serial_delay(void) { |
||||||
|
_delay_us(SERIAL_DELAY); |
||||||
|
} |
||||||
|
|
||||||
|
inline static |
||||||
|
void serial_delay_half1(void) { |
||||||
|
_delay_us(SERIAL_DELAY_HALF1); |
||||||
|
} |
||||||
|
|
||||||
|
inline static |
||||||
|
void serial_delay_half2(void) { |
||||||
|
_delay_us(SERIAL_DELAY_HALF2); |
||||||
|
} |
||||||
|
|
||||||
|
inline static void serial_output(void) ALWAYS_INLINE; |
||||||
|
inline static |
||||||
|
void serial_output(void) { |
||||||
|
SERIAL_PIN_DDR |= SERIAL_PIN_MASK; |
||||||
|
} |
||||||
|
|
||||||
|
// make the serial pin an input with pull-up resistor
|
||||||
|
inline static void serial_input_with_pullup(void) ALWAYS_INLINE; |
||||||
|
inline static |
||||||
|
void serial_input_with_pullup(void) { |
||||||
|
SERIAL_PIN_DDR &= ~SERIAL_PIN_MASK; |
||||||
|
SERIAL_PIN_PORT |= SERIAL_PIN_MASK; |
||||||
|
} |
||||||
|
|
||||||
|
inline static |
||||||
|
uint8_t serial_read_pin(void) { |
||||||
|
return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK); |
||||||
|
} |
||||||
|
|
||||||
|
inline static void serial_low(void) ALWAYS_INLINE; |
||||||
|
inline static |
||||||
|
void serial_low(void) { |
||||||
|
SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK; |
||||||
|
} |
||||||
|
|
||||||
|
inline static void serial_high(void) ALWAYS_INLINE; |
||||||
|
inline static |
||||||
|
void serial_high(void) { |
||||||
|
SERIAL_PIN_PORT |= SERIAL_PIN_MASK; |
||||||
|
} |
||||||
|
|
||||||
|
void soft_serial_initiator_init(SSTD_t *sstd_table) |
||||||
|
{ |
||||||
|
Transaction_table = sstd_table; |
||||||
|
serial_output(); |
||||||
|
serial_high(); |
||||||
|
} |
||||||
|
|
||||||
|
void soft_serial_target_init(SSTD_t *sstd_table) |
||||||
|
{ |
||||||
|
Transaction_table = sstd_table; |
||||||
|
serial_input_with_pullup(); |
||||||
|
|
||||||
|
#if SERIAL_PIN_MASK == _BV(PD0) |
||||||
|
// Enable INT0
|
||||||
|
EIMSK |= _BV(INT0); |
||||||
|
// Trigger on falling edge of INT0
|
||||||
|
EICRA &= ~(_BV(ISC00) | _BV(ISC01)); |
||||||
|
#elif SERIAL_PIN_MASK == _BV(PD2) |
||||||
|
// Enable INT2
|
||||||
|
EIMSK |= _BV(INT2); |
||||||
|
// Trigger on falling edge of INT2
|
||||||
|
EICRA &= ~(_BV(ISC20) | _BV(ISC21)); |
||||||
|
#else |
||||||
|
#error unknown SERIAL_PIN_MASK value |
||||||
|
#endif |
||||||
|
} |
||||||
|
|
||||||
|
// Used by the sender to synchronize timing with the reciver.
|
||||||
|
static void sync_recv(void) NO_INLINE; |
||||||
|
static |
||||||
|
void sync_recv(void) { |
||||||
|
for (uint8_t i = 0; i < SERIAL_DELAY*5 && serial_read_pin(); i++ ) { |
||||||
|
} |
||||||
|
// This shouldn't hang if the target disconnects because the
|
||||||
|
// serial line will float to high if the target does disconnect.
|
||||||
|
while (!serial_read_pin()); |
||||||
|
} |
||||||
|
|
||||||
|
// Used by the reciver to send a synchronization signal to the sender.
|
||||||
|
static void sync_send(void)NO_INLINE; |
||||||
|
static |
||||||
|
void sync_send(void) { |
||||||
|
serial_low(); |
||||||
|
serial_delay(); |
||||||
|
serial_high(); |
||||||
|
} |
||||||
|
|
||||||
|
// Reads a byte from the serial line
|
||||||
|
static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) NO_INLINE; |
||||||
|
static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) { |
||||||
|
uint8_t byte, i, p, pb; |
||||||
|
|
||||||
|
_delay_sub_us(READ_WRITE_START_ADJUST); |
||||||
|
for( i = 0, byte = 0, p = 0; i < bit; i++ ) { |
||||||
|
serial_delay_half1(); // read the middle of pulses
|
||||||
|
if( serial_read_pin() ) { |
||||||
|
byte = (byte << 1) | 1; p ^= 1; |
||||||
|
} else { |
||||||
|
byte = (byte << 1) | 0; p ^= 0; |
||||||
|
} |
||||||
|
_delay_sub_us(READ_WRITE_WIDTH_ADJUST); |
||||||
|
serial_delay_half2(); |
||||||
|
} |
||||||
|
/* recive parity bit */ |
||||||
|
serial_delay_half1(); // read the middle of pulses
|
||||||
|
pb = serial_read_pin(); |
||||||
|
_delay_sub_us(READ_WRITE_WIDTH_ADJUST); |
||||||
|
serial_delay_half2(); |
||||||
|
|
||||||
|
*pterrcount += (p != pb)? 1 : 0; |
||||||
|
|
||||||
|
return byte; |
||||||
|
} |
||||||
|
|
||||||
|
// Sends a byte with MSB ordering
|
||||||
|
void serial_write_chunk(uint8_t data, uint8_t bit) NO_INLINE; |
||||||
|
void serial_write_chunk(uint8_t data, uint8_t bit) { |
||||||
|
uint8_t b, p; |
||||||
|
for( p = 0, b = 1<<(bit-1); b ; b >>= 1) { |
||||||
|
if(data & b) { |
||||||
|
serial_high(); p ^= 1; |
||||||
|
} else { |
||||||
|
serial_low(); p ^= 0; |
||||||
|
} |
||||||
|
serial_delay(); |
||||||
|
} |
||||||
|
/* send parity bit */ |
||||||
|
if(p & 1) { serial_high(); } |
||||||
|
else { serial_low(); } |
||||||
|
serial_delay(); |
||||||
|
|
||||||
|
serial_low(); // sync_send() / senc_recv() need raise edge
|
||||||
|
} |
||||||
|
|
||||||
|
static void serial_send_packet(uint8_t *buffer, uint8_t size) NO_INLINE; |
||||||
|
static |
||||||
|
void serial_send_packet(uint8_t *buffer, uint8_t size) { |
||||||
|
for (uint8_t i = 0; i < size; ++i) { |
||||||
|
uint8_t data; |
||||||
|
data = buffer[i]; |
||||||
|
sync_send(); |
||||||
|
serial_write_chunk(data,8); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
static uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) NO_INLINE; |
||||||
|
static |
||||||
|
uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) { |
||||||
|
uint8_t pecount = 0; |
||||||
|
for (uint8_t i = 0; i < size; ++i) { |
||||||
|
uint8_t data; |
||||||
|
sync_recv(); |
||||||
|
data = serial_read_chunk(&pecount, 8); |
||||||
|
buffer[i] = data; |
||||||
|
} |
||||||
|
return pecount == 0; |
||||||
|
} |
||||||
|
|
||||||
|
inline static |
||||||
|
void change_sender2reciver(void) { |
||||||
|
sync_send(); //0
|
||||||
|
serial_delay_half1(); //1
|
||||||
|
serial_low(); //2
|
||||||
|
serial_input_with_pullup(); //2
|
||||||
|
serial_delay_half1(); //3
|
||||||
|
} |
||||||
|
|
||||||
|
inline static |
||||||
|
void change_reciver2sender(void) { |
||||||
|
sync_recv(); //0
|
||||||
|
serial_delay(); //1
|
||||||
|
serial_low(); //3
|
||||||
|
serial_output(); //3
|
||||||
|
serial_delay_half1(); //4
|
||||||
|
} |
||||||
|
|
||||||
|
// interrupt handle to be used by the target device
|
||||||
|
ISR(SERIAL_PIN_INTERRUPT) { |
||||||
|
|
||||||
|
#ifndef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
serial_low(); |
||||||
|
serial_output(); |
||||||
|
SSTD_t *trans = Transaction_table; |
||||||
|
#else |
||||||
|
// recive transaction table index
|
||||||
|
uint8_t tid; |
||||||
|
uint8_t pecount = 0; |
||||||
|
sync_recv(); |
||||||
|
tid = serial_read_chunk(&pecount,4); |
||||||
|
if(pecount> 0) |
||||||
|
return; |
||||||
|
serial_delay_half1(); |
||||||
|
|
||||||
|
serial_high(); // response step1 low->high
|
||||||
|
serial_output(); |
||||||
|
_delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT*SLAVE_INT_ACK_WIDTH); |
||||||
|
SSTD_t *trans = &Transaction_table[tid]; |
||||||
|
serial_low(); // response step2 ack high->low
|
||||||
|
#endif |
||||||
|
|
||||||
|
// target send phase
|
||||||
|
if( trans->target2initiator_buffer_size > 0 ) |
||||||
|
serial_send_packet((uint8_t *)trans->target2initiator_buffer, |
||||||
|
trans->target2initiator_buffer_size); |
||||||
|
// target switch to input
|
||||||
|
change_sender2reciver(); |
||||||
|
|
||||||
|
// target recive phase
|
||||||
|
if( trans->initiator2target_buffer_size > 0 ) { |
||||||
|
if (serial_recive_packet((uint8_t *)trans->initiator2target_buffer, |
||||||
|
trans->initiator2target_buffer_size) ) { |
||||||
|
*trans->status = TRANSACTION_ACCEPTED; |
||||||
|
} else { |
||||||
|
*trans->status = TRANSACTION_DATA_ERROR; |
||||||
|
} |
||||||
|
} else { |
||||||
|
*trans->status = TRANSACTION_ACCEPTED; |
||||||
|
} |
||||||
|
|
||||||
|
sync_recv(); //weit initiator output to high
|
||||||
|
} |
||||||
|
|
||||||
|
/////////
|
||||||
|
// start transaction by initiator
|
||||||
|
//
|
||||||
|
// int soft_serial_transaction(int sstd_index)
|
||||||
|
//
|
||||||
|
// Returns:
|
||||||
|
// TRANSACTION_END
|
||||||
|
// TRANSACTION_NO_RESPONSE
|
||||||
|
// TRANSACTION_DATA_ERROR
|
||||||
|
// this code is very time dependent, so we need to disable interrupts
|
||||||
|
#ifndef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
int soft_serial_transaction(void) { |
||||||
|
SSTD_t *trans = Transaction_table; |
||||||
|
#else |
||||||
|
int soft_serial_transaction(int sstd_index) { |
||||||
|
SSTD_t *trans = &Transaction_table[sstd_index]; |
||||||
|
#endif |
||||||
|
cli(); |
||||||
|
|
||||||
|
// signal to the target that we want to start a transaction
|
||||||
|
serial_output(); |
||||||
|
serial_low(); |
||||||
|
_delay_us(SLAVE_INT_WIDTH_US); |
||||||
|
|
||||||
|
#ifndef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
// wait for the target response
|
||||||
|
serial_input_with_pullup(); |
||||||
|
_delay_us(SLAVE_INT_RESPONSE_TIME); |
||||||
|
|
||||||
|
// check if the target is present
|
||||||
|
if (serial_read_pin()) { |
||||||
|
// target failed to pull the line low, assume not present
|
||||||
|
serial_output(); |
||||||
|
serial_high(); |
||||||
|
*trans->status = TRANSACTION_NO_RESPONSE; |
||||||
|
sei(); |
||||||
|
return TRANSACTION_NO_RESPONSE; |
||||||
|
} |
||||||
|
|
||||||
|
#else |
||||||
|
// send transaction table index
|
||||||
|
sync_send(); |
||||||
|
_delay_sub_us(TID_SEND_ADJUST); |
||||||
|
serial_write_chunk(sstd_index, 4); |
||||||
|
serial_delay_half1(); |
||||||
|
|
||||||
|
// wait for the target response (step1 low->high)
|
||||||
|
serial_input_with_pullup(); |
||||||
|
while( !serial_read_pin() ) { |
||||||
|
_delay_sub_us(2); |
||||||
|
} |
||||||
|
|
||||||
|
// check if the target is present (step2 high->low)
|
||||||
|
for( int i = 0; serial_read_pin(); i++ ) { |
||||||
|
if (i > SLAVE_INT_ACK_WIDTH + 1) { |
||||||
|
// slave failed to pull the line low, assume not present
|
||||||
|
serial_output(); |
||||||
|
serial_high(); |
||||||
|
*trans->status = TRANSACTION_NO_RESPONSE; |
||||||
|
sei(); |
||||||
|
return TRANSACTION_NO_RESPONSE; |
||||||
|
} |
||||||
|
_delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT); |
||||||
|
} |
||||||
|
#endif |
||||||
|
|
||||||
|
// initiator recive phase
|
||||||
|
// if the target is present syncronize with it
|
||||||
|
if( trans->target2initiator_buffer_size > 0 ) { |
||||||
|
if (!serial_recive_packet((uint8_t *)trans->target2initiator_buffer, |
||||||
|
trans->target2initiator_buffer_size) ) { |
||||||
|
serial_output(); |
||||||
|
serial_high(); |
||||||
|
*trans->status = TRANSACTION_DATA_ERROR; |
||||||
|
sei(); |
||||||
|
return TRANSACTION_DATA_ERROR; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
// initiator switch to output
|
||||||
|
change_reciver2sender(); |
||||||
|
|
||||||
|
// initiator send phase
|
||||||
|
if( trans->initiator2target_buffer_size > 0 ) { |
||||||
|
serial_send_packet((uint8_t *)trans->initiator2target_buffer, |
||||||
|
trans->initiator2target_buffer_size); |
||||||
|
} |
||||||
|
|
||||||
|
// always, release the line when not in use
|
||||||
|
sync_send(); |
||||||
|
|
||||||
|
*trans->status = TRANSACTION_END; |
||||||
|
sei(); |
||||||
|
return TRANSACTION_END; |
||||||
|
} |
||||||
|
|
||||||
|
#ifdef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
int soft_serial_get_and_clean_status(int sstd_index) { |
||||||
|
SSTD_t *trans = &Transaction_table[sstd_index]; |
||||||
|
cli(); |
||||||
|
int retval = *trans->status; |
||||||
|
*trans->status = 0;; |
||||||
|
sei(); |
||||||
|
return retval; |
||||||
|
} |
||||||
|
#endif |
||||||
|
|
||||||
|
#endif |
||||||
@ -0,0 +1,80 @@ |
|||||||
|
#ifndef SOFT_SERIAL_H |
||||||
|
#define SOFT_SERIAL_H |
||||||
|
|
||||||
|
#include <stdbool.h> |
||||||
|
|
||||||
|
// /////////////////////////////////////////////////////////////////
|
||||||
|
// Need Soft Serial defines in serial_config.h
|
||||||
|
// /////////////////////////////////////////////////////////////////
|
||||||
|
// ex.
|
||||||
|
// #define SERIAL_PIN_DDR DDRD
|
||||||
|
// #define SERIAL_PIN_PORT PORTD
|
||||||
|
// #define SERIAL_PIN_INPUT PIND
|
||||||
|
// #define SERIAL_PIN_MASK _BV(PD?) ?=0,2
|
||||||
|
// #define SERIAL_PIN_INTERRUPT INT?_vect ?=0,2
|
||||||
|
//
|
||||||
|
// //// USE Simple API (OLD API, compatible with let's split serial.c)
|
||||||
|
// ex.
|
||||||
|
// #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
|
||||||
|
// #define SERIAL_MASTER_BUFFER_LENGTH 1
|
||||||
|
//
|
||||||
|
// //// USE flexible API (using multi-type transaction function)
|
||||||
|
// #define SERIAL_USE_MULTI_TRANSACTION
|
||||||
|
//
|
||||||
|
// /////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
|
||||||
|
#ifndef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
/* --- USE Simple API (OLD API, compatible with let's split serial.c) */ |
||||||
|
#if SERIAL_SLAVE_BUFFER_LENGTH > 0 |
||||||
|
extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH]; |
||||||
|
#endif |
||||||
|
#if SERIAL_MASTER_BUFFER_LENGTH > 0 |
||||||
|
extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH]; |
||||||
|
#endif |
||||||
|
|
||||||
|
void serial_master_init(void); |
||||||
|
void serial_slave_init(void); |
||||||
|
int serial_update_buffers(void); |
||||||
|
|
||||||
|
#endif // USE Simple API
|
||||||
|
|
||||||
|
// Soft Serial Transaction Descriptor
|
||||||
|
typedef struct _SSTD_t { |
||||||
|
uint8_t *status; |
||||||
|
uint8_t initiator2target_buffer_size; |
||||||
|
uint8_t *initiator2target_buffer; |
||||||
|
uint8_t target2initiator_buffer_size; |
||||||
|
uint8_t *target2initiator_buffer; |
||||||
|
} SSTD_t; |
||||||
|
|
||||||
|
// initiator is transaction start side
|
||||||
|
void soft_serial_initiator_init(SSTD_t *sstd_table); |
||||||
|
// target is interrupt accept side
|
||||||
|
void soft_serial_target_init(SSTD_t *sstd_table); |
||||||
|
|
||||||
|
// initiator resullt
|
||||||
|
#define TRANSACTION_END 0 |
||||||
|
#define TRANSACTION_NO_RESPONSE 0x1 |
||||||
|
#define TRANSACTION_DATA_ERROR 0x2 |
||||||
|
#ifndef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
int soft_serial_transaction(void); |
||||||
|
#else |
||||||
|
int soft_serial_transaction(int sstd_index); |
||||||
|
#endif |
||||||
|
|
||||||
|
// target status
|
||||||
|
// *SSTD_t.status has
|
||||||
|
// initiator:
|
||||||
|
// TRANSACTION_END
|
||||||
|
// or TRANSACTION_NO_RESPONSE
|
||||||
|
// or TRANSACTION_DATA_ERROR
|
||||||
|
// target:
|
||||||
|
// TRANSACTION_DATA_ERROR
|
||||||
|
// or TRANSACTION_ACCEPTED
|
||||||
|
#define TRANSACTION_ACCEPTED 0x4 |
||||||
|
#ifdef SERIAL_USE_MULTI_TRANSACTION |
||||||
|
int soft_serial_get_and_clean_status(int sstd_index); |
||||||
|
#endif |
||||||
|
|
||||||
|
#endif /* SOFT_SERIAL_H */ |
||||||
@ -0,0 +1,8 @@ |
|||||||
|
#define SERIAL_PIN_DDR DDRD |
||||||
|
#define SERIAL_PIN_PORT PORTD |
||||||
|
#define SERIAL_PIN_INPUT PIND |
||||||
|
#define SERIAL_PIN_MASK _BV(PD2) |
||||||
|
#define SERIAL_PIN_INTERRUPT INT2_vect |
||||||
|
|
||||||
|
#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2 |
||||||
|
#define SERIAL_MASTER_BUFFER_LENGTH 1 |
||||||
@ -0,0 +1,86 @@ |
|||||||
|
#include <avr/io.h> |
||||||
|
#include <avr/wdt.h> |
||||||
|
#include <avr/power.h> |
||||||
|
#include <avr/interrupt.h> |
||||||
|
#include <util/delay.h> |
||||||
|
#include <avr/eeprom.h> |
||||||
|
#include "split_util.h" |
||||||
|
#include "matrix.h" |
||||||
|
#include "keyboard.h" |
||||||
|
#include "config.h" |
||||||
|
#include "timer.h" |
||||||
|
|
||||||
|
#ifdef USE_I2C |
||||||
|
# include "i2c.h" |
||||||
|
#else |
||||||
|
# include "serial.h" |
||||||
|
#endif |
||||||
|
|
||||||
|
volatile bool isLeftHand = true; |
||||||
|
|
||||||
|
static void setup_handedness(void) { |
||||||
|
#ifdef EE_HANDS |
||||||
|
isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS); |
||||||
|
#else |
||||||
|
// I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
|
||||||
|
#if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT) |
||||||
|
isLeftHand = !has_usb(); |
||||||
|
#else |
||||||
|
isLeftHand = has_usb(); |
||||||
|
#endif |
||||||
|
#endif |
||||||
|
} |
||||||
|
|
||||||
|
static void keyboard_master_setup(void) { |
||||||
|
#ifdef USE_I2C |
||||||
|
i2c_master_init(); |
||||||
|
//#ifdef SSD1306OLED
|
||||||
|
// matrix_master_OLED_init ();
|
||||||
|
//#endif
|
||||||
|
#else |
||||||
|
serial_master_init(); |
||||||
|
#endif |
||||||
|
} |
||||||
|
|
||||||
|
static void keyboard_slave_setup(void) { |
||||||
|
timer_init(); |
||||||
|
#ifdef USE_I2C |
||||||
|
i2c_slave_init(SLAVE_I2C_ADDRESS); |
||||||
|
#else |
||||||
|
serial_slave_init(); |
||||||
|
#endif |
||||||
|
} |
||||||
|
|
||||||
|
bool has_usb(void) { |
||||||
|
USBCON |= (1 << OTGPADE); //enables VBUS pad
|
||||||
|
_delay_us(5); |
||||||
|
return (USBSTA & (1<<VBUS)); //checks state of VBUS
|
||||||
|
} |
||||||
|
|
||||||
|
void split_keyboard_setup(void) { |
||||||
|
setup_handedness(); |
||||||
|
|
||||||
|
if (has_usb()) { |
||||||
|
keyboard_master_setup(); |
||||||
|
} else { |
||||||
|
keyboard_slave_setup(); |
||||||
|
} |
||||||
|
sei(); |
||||||
|
} |
||||||
|
|
||||||
|
void keyboard_slave_loop(void) { |
||||||
|
matrix_init(); |
||||||
|
|
||||||
|
while (1) { |
||||||
|
matrix_slave_scan(); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
// this code runs before the usb and keyboard is initialized
|
||||||
|
void matrix_setup(void) { |
||||||
|
split_keyboard_setup(); |
||||||
|
|
||||||
|
if (!has_usb()) { |
||||||
|
keyboard_slave_loop(); |
||||||
|
} |
||||||
|
} |
||||||
@ -0,0 +1,20 @@ |
|||||||
|
#ifndef SPLIT_KEYBOARD_UTIL_H |
||||||
|
#define SPLIT_KEYBOARD_UTIL_H |
||||||
|
|
||||||
|
#include <stdbool.h> |
||||||
|
#include "eeconfig.h" |
||||||
|
|
||||||
|
#define SLAVE_I2C_ADDRESS 0x32 |
||||||
|
|
||||||
|
extern volatile bool isLeftHand; |
||||||
|
|
||||||
|
// slave version of matix scan, defined in matrix.c
|
||||||
|
void matrix_slave_scan(void); |
||||||
|
|
||||||
|
void split_keyboard_setup(void); |
||||||
|
bool has_usb(void); |
||||||
|
void keyboard_slave_loop(void); |
||||||
|
|
||||||
|
void matrix_master_OLED_init (void); |
||||||
|
|
||||||
|
#endif |
||||||
@ -0,0 +1,330 @@ |
|||||||
|
#ifdef SSD1306OLED |
||||||
|
|
||||||
|
#include "ssd1306.h" |
||||||
|
#include "i2c.h" |
||||||
|
#include <string.h> |
||||||
|
#include "print.h" |
||||||
|
#include "glcdfont.c" |
||||||
|
#ifdef ADAFRUIT_BLE_ENABLE |
||||||
|
#include "adafruit_ble.h" |
||||||
|
#endif |
||||||
|
#ifdef PROTOCOL_LUFA |
||||||
|
#include "lufa.h" |
||||||
|
#endif |
||||||
|
#include "sendchar.h" |
||||||
|
#include "timer.h" |
||||||
|
|
||||||
|
// Set this to 1 to help diagnose early startup problems
|
||||||
|
// when testing power-on with ble. Turn it off otherwise,
|
||||||
|
// as the latency of printing most of the debug info messes
|
||||||
|
// with the matrix scan, causing keys to drop.
|
||||||
|
#define DEBUG_TO_SCREEN 0 |
||||||
|
|
||||||
|
//static uint16_t last_battery_update;
|
||||||
|
//static uint32_t vbat;
|
||||||
|
//#define BatteryUpdateInterval 10000 /* milliseconds */
|
||||||
|
#define ScreenOffInterval 300000 /* milliseconds */ |
||||||
|
#if DEBUG_TO_SCREEN |
||||||
|
static uint8_t displaying; |
||||||
|
#endif |
||||||
|
static uint16_t last_flush; |
||||||
|
|
||||||
|
// Write command sequence.
|
||||||
|
// Returns true on success.
|
||||||
|
static inline bool _send_cmd1(uint8_t cmd) { |
||||||
|
bool res = false; |
||||||
|
|
||||||
|
if (i2c_start_write(SSD1306_ADDRESS)) { |
||||||
|
xprintf("failed to start write to %d\n", SSD1306_ADDRESS); |
||||||
|
goto done; |
||||||
|
} |
||||||
|
|
||||||
|
if (i2c_master_write(0x0 /* command byte follows */)) { |
||||||
|
print("failed to write control byte\n"); |
||||||
|
|
||||||
|
goto done; |
||||||
|
} |
||||||
|
|
||||||
|
if (i2c_master_write(cmd)) { |
||||||
|
xprintf("failed to write command %d\n", cmd); |
||||||
|
goto done; |
||||||
|
} |
||||||
|
res = true; |
||||||
|
done: |
||||||
|
i2c_master_stop(); |
||||||
|
return res; |
||||||
|
} |
||||||
|
|
||||||
|
// Write 2-byte command sequence.
|
||||||
|
// Returns true on success
|
||||||
|
static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) { |
||||||
|
if (!_send_cmd1(cmd)) { |
||||||
|
return false; |
||||||
|
} |
||||||
|
return _send_cmd1(opr); |
||||||
|
} |
||||||
|
|
||||||
|
// Write 3-byte command sequence.
|
||||||
|
// Returns true on success
|
||||||
|
static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) { |
||||||
|
if (!_send_cmd1(cmd)) { |
||||||
|
return false; |
||||||
|
} |
||||||
|
if (!_send_cmd1(opr1)) { |
||||||
|
return false; |
||||||
|
} |
||||||
|
return _send_cmd1(opr2); |
||||||
|
} |
||||||
|
|
||||||
|
#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;} |
||||||
|
#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;} |
||||||
|
#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;} |
||||||
|
|
||||||
|
static void clear_display(void) { |
||||||
|
matrix_clear(&display); |
||||||
|
|
||||||
|
// Clear all of the display bits (there can be random noise
|
||||||
|
// in the RAM on startup)
|
||||||
|
send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1); |
||||||
|
send_cmd3(ColumnAddr, 0, DisplayWidth - 1); |
||||||
|
|
||||||
|
if (i2c_start_write(SSD1306_ADDRESS)) { |
||||||
|
goto done; |
||||||
|
} |
||||||
|
if (i2c_master_write(0x40)) { |
||||||
|
// Data mode
|
||||||
|
goto done; |
||||||
|
} |
||||||
|
for (uint8_t row = 0; row < MatrixRows; ++row) { |
||||||
|
for (uint8_t col = 0; col < DisplayWidth; ++col) { |
||||||
|
i2c_master_write(0); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
display.dirty = false; |
||||||
|
|
||||||
|
done: |
||||||
|
i2c_master_stop(); |
||||||
|
} |
||||||
|
|
||||||
|
#if DEBUG_TO_SCREEN |
||||||
|
#undef sendchar |
||||||
|
static int8_t capture_sendchar(uint8_t c) { |
||||||
|
sendchar(c); |
||||||
|
iota_gfx_write_char(c); |
||||||
|
|
||||||
|
if (!displaying) { |
||||||
|
iota_gfx_flush(); |
||||||
|
} |
||||||
|
return 0; |
||||||
|
} |
||||||
|
#endif |
||||||
|
|
||||||
|
bool iota_gfx_init(bool rotate) { |
||||||
|
bool success = false; |
||||||
|
|
||||||
|
send_cmd1(DisplayOff); |
||||||
|
send_cmd2(SetDisplayClockDiv, 0x80); |
||||||
|
send_cmd2(SetMultiPlex, DisplayHeight - 1); |
||||||
|
|
||||||
|
send_cmd2(SetDisplayOffset, 0); |
||||||
|
|
||||||
|
|
||||||
|
send_cmd1(SetStartLine | 0x0); |
||||||
|
send_cmd2(SetChargePump, 0x14 /* Enable */); |
||||||
|
send_cmd2(SetMemoryMode, 0 /* horizontal addressing */); |
||||||
|
|
||||||
|
if(rotate){ |
||||||
|
// the following Flip the display orientation 180 degrees
|
||||||
|
send_cmd1(SegRemap); |
||||||
|
send_cmd1(ComScanInc); |
||||||
|
}else{ |
||||||
|
// Flips the display orientation 0 degrees
|
||||||
|
send_cmd1(SegRemap | 0x1); |
||||||
|
send_cmd1(ComScanDec); |
||||||
|
} |
||||||
|
|
||||||
|
send_cmd2(SetComPins, 0x2); |
||||||
|
send_cmd2(SetContrast, 0x8f); |
||||||
|
send_cmd2(SetPreCharge, 0xf1); |
||||||
|
send_cmd2(SetVComDetect, 0x40); |
||||||
|
send_cmd1(DisplayAllOnResume); |
||||||
|
send_cmd1(NormalDisplay); |
||||||
|
send_cmd1(DeActivateScroll); |
||||||
|
send_cmd1(DisplayOn); |
||||||
|
|
||||||
|
send_cmd2(SetContrast, 0); // Dim
|
||||||
|
|
||||||
|
clear_display(); |
||||||
|
|
||||||
|
success = true; |
||||||
|
|
||||||
|
iota_gfx_flush(); |
||||||
|
|
||||||
|
#if DEBUG_TO_SCREEN |
||||||
|
print_set_sendchar(capture_sendchar); |
||||||
|
#endif |
||||||
|
|
||||||
|
done: |
||||||
|
return success; |
||||||
|
} |
||||||
|
|
||||||
|
bool iota_gfx_off(void) { |
||||||
|
bool success = false; |
||||||
|
|
||||||
|
send_cmd1(DisplayOff); |
||||||
|
success = true; |
||||||
|
|
||||||
|
done: |
||||||
|
return success; |
||||||
|
} |
||||||
|
|
||||||
|
bool iota_gfx_on(void) { |
||||||
|
bool success = false; |
||||||
|
|
||||||
|
send_cmd1(DisplayOn); |
||||||
|
success = true; |
||||||
|
|
||||||
|
done: |
||||||
|
return success; |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) { |
||||||
|
*matrix->cursor = c; |
||||||
|
++matrix->cursor; |
||||||
|
|
||||||
|
if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) { |
||||||
|
// We went off the end; scroll the display upwards by one line
|
||||||
|
memmove(&matrix->display[0], &matrix->display[1], |
||||||
|
MatrixCols * (MatrixRows - 1)); |
||||||
|
matrix->cursor = &matrix->display[MatrixRows - 1][0]; |
||||||
|
memset(matrix->cursor, ' ', MatrixCols); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) { |
||||||
|
matrix->dirty = true; |
||||||
|
|
||||||
|
if (c == '\n') { |
||||||
|
// Clear to end of line from the cursor and then move to the
|
||||||
|
// start of the next line
|
||||||
|
uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols; |
||||||
|
|
||||||
|
while (cursor_col++ < MatrixCols) { |
||||||
|
matrix_write_char_inner(matrix, ' '); |
||||||
|
} |
||||||
|
return; |
||||||
|
} |
||||||
|
|
||||||
|
matrix_write_char_inner(matrix, c); |
||||||
|
} |
||||||
|
|
||||||
|
void iota_gfx_write_char(uint8_t c) { |
||||||
|
matrix_write_char(&display, c); |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_write(struct CharacterMatrix *matrix, const char *data) { |
||||||
|
const char *end = data + strlen(data); |
||||||
|
while (data < end) { |
||||||
|
matrix_write_char(matrix, *data); |
||||||
|
++data; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_write_ln(struct CharacterMatrix *matrix, const char *data) { |
||||||
|
char data_ln[strlen(data)+2]; |
||||||
|
snprintf(data_ln, sizeof(data_ln), "%s\n", data); |
||||||
|
matrix_write(matrix, data_ln); |
||||||
|
} |
||||||
|
|
||||||
|
void iota_gfx_write(const char *data) { |
||||||
|
matrix_write(&display, data); |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_write_P(struct CharacterMatrix *matrix, const char *data) { |
||||||
|
while (true) { |
||||||
|
uint8_t c = pgm_read_byte(data); |
||||||
|
if (c == 0) { |
||||||
|
return; |
||||||
|
} |
||||||
|
matrix_write_char(matrix, c); |
||||||
|
++data; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
void iota_gfx_write_P(const char *data) { |
||||||
|
matrix_write_P(&display, data); |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_clear(struct CharacterMatrix *matrix) { |
||||||
|
memset(matrix->display, ' ', sizeof(matrix->display)); |
||||||
|
matrix->cursor = &matrix->display[0][0]; |
||||||
|
matrix->dirty = true; |
||||||
|
} |
||||||
|
|
||||||
|
void iota_gfx_clear_screen(void) { |
||||||
|
matrix_clear(&display); |
||||||
|
} |
||||||
|
|
||||||
|
void matrix_render(struct CharacterMatrix *matrix) { |
||||||
|
last_flush = timer_read(); |
||||||
|
iota_gfx_on(); |
||||||
|
#if DEBUG_TO_SCREEN |
||||||
|
++displaying; |
||||||
|
#endif |
||||||
|
|
||||||
|
// Move to the home position
|
||||||
|
send_cmd3(PageAddr, 0, MatrixRows - 1); |
||||||
|
send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1); |
||||||
|
|
||||||
|
if (i2c_start_write(SSD1306_ADDRESS)) { |
||||||
|
goto done; |
||||||
|
} |
||||||
|
if (i2c_master_write(0x40)) { |
||||||
|
// Data mode
|
||||||
|
goto done; |
||||||
|
} |
||||||
|
|
||||||
|
for (uint8_t row = 0; row < MatrixRows; ++row) { |
||||||
|
for (uint8_t col = 0; col < MatrixCols; ++col) { |
||||||
|
const uint8_t *glyph = font + (matrix->display[row][col] * FontWidth); |
||||||
|
|
||||||
|
for (uint8_t glyphCol = 0; glyphCol < FontWidth; ++glyphCol) { |
||||||
|
uint8_t colBits = pgm_read_byte(glyph + glyphCol); |
||||||
|
i2c_master_write(colBits); |
||||||
|
} |
||||||
|
|
||||||
|
// 1 column of space between chars (it's not included in the glyph)
|
||||||
|
//i2c_master_write(0);
|
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
matrix->dirty = false; |
||||||
|
|
||||||
|
done: |
||||||
|
i2c_master_stop(); |
||||||
|
#if DEBUG_TO_SCREEN |
||||||
|
--displaying; |
||||||
|
#endif |
||||||
|
} |
||||||
|
|
||||||
|
void iota_gfx_flush(void) { |
||||||
|
matrix_render(&display); |
||||||
|
} |
||||||
|
|
||||||
|
__attribute__ ((weak)) |
||||||
|
void iota_gfx_task_user(void) { |
||||||
|
} |
||||||
|
|
||||||
|
void iota_gfx_task(void) { |
||||||
|
iota_gfx_task_user(); |
||||||
|
|
||||||
|
if (display.dirty) { |
||||||
|
iota_gfx_flush(); |
||||||
|
} |
||||||
|
|
||||||
|
if (timer_elapsed(last_flush) > ScreenOffInterval) { |
||||||
|
iota_gfx_off(); |
||||||
|
} |
||||||
|
} |
||||||
|
#endif |
||||||
@ -0,0 +1,94 @@ |
|||||||
|
#ifndef SSD1306_H |
||||||
|
#define SSD1306_H |
||||||
|
|
||||||
|
#include <stdbool.h> |
||||||
|
#include <stdio.h> |
||||||
|
#include "pincontrol.h" |
||||||
|
#include "config.h" |
||||||
|
|
||||||
|
enum ssd1306_cmds { |
||||||
|
DisplayOff = 0xAE, |
||||||
|
DisplayOn = 0xAF, |
||||||
|
|
||||||
|
SetContrast = 0x81, |
||||||
|
DisplayAllOnResume = 0xA4, |
||||||
|
|
||||||
|
DisplayAllOn = 0xA5, |
||||||
|
NormalDisplay = 0xA6, |
||||||
|
InvertDisplay = 0xA7, |
||||||
|
SetDisplayOffset = 0xD3, |
||||||
|
SetComPins = 0xda, |
||||||
|
SetVComDetect = 0xdb, |
||||||
|
SetDisplayClockDiv = 0xD5, |
||||||
|
SetPreCharge = 0xd9, |
||||||
|
SetMultiPlex = 0xa8, |
||||||
|
SetLowColumn = 0x00, |
||||||
|
SetHighColumn = 0x10, |
||||||
|
SetStartLine = 0x40, |
||||||
|
|
||||||
|
SetMemoryMode = 0x20, |
||||||
|
ColumnAddr = 0x21, |
||||||
|
PageAddr = 0x22, |
||||||
|
|
||||||
|
ComScanInc = 0xc0, |
||||||
|
ComScanDec = 0xc8, |
||||||
|
SegRemap = 0xa0, |
||||||
|
SetChargePump = 0x8d, |
||||||
|
ExternalVcc = 0x01, |
||||||
|
SwitchCapVcc = 0x02, |
||||||
|
|
||||||
|
ActivateScroll = 0x2f, |
||||||
|
DeActivateScroll = 0x2e, |
||||||
|
SetVerticalScrollArea = 0xa3, |
||||||
|
RightHorizontalScroll = 0x26, |
||||||
|
LeftHorizontalScroll = 0x27, |
||||||
|
VerticalAndRightHorizontalScroll = 0x29, |
||||||
|
VerticalAndLeftHorizontalScroll = 0x2a, |
||||||
|
}; |
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// Controls the SSD1306 128x32 OLED display via i2c
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#ifndef SSD1306_ADDRESS |
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#define SSD1306_ADDRESS 0x3C |
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#endif |
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#define DisplayHeight 32 |
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#define DisplayWidth 128 |
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#define FontHeight 8 |
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#define FontWidth 6 |
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#define MatrixRows (DisplayHeight / FontHeight) |
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#define MatrixCols (DisplayWidth / FontWidth) |
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struct CharacterMatrix { |
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uint8_t display[MatrixRows][MatrixCols]; |
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uint8_t *cursor; |
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|
bool dirty; |
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|
}; |
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struct CharacterMatrix display; |
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||||||
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bool iota_gfx_init(bool rotate); |
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void iota_gfx_task(void); |
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|
bool iota_gfx_off(void); |
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bool iota_gfx_on(void); |
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|
void iota_gfx_flush(void); |
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|
void iota_gfx_write_char(uint8_t c); |
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void iota_gfx_write(const char *data); |
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void iota_gfx_write_P(const char *data); |
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|
void iota_gfx_clear_screen(void); |
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|
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|
void iota_gfx_task_user(void); |
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void matrix_clear(struct CharacterMatrix *matrix); |
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|
void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c); |
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void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c); |
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|
void matrix_write(struct CharacterMatrix *matrix, const char *data); |
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|
void matrix_write_ln(struct CharacterMatrix *matrix, const char *data); |
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|
void matrix_write_P(struct CharacterMatrix *matrix, const char *data); |
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|
void matrix_render(struct CharacterMatrix *matrix); |
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#endif |
||||||
Loading…
Reference in new issue