[Keyboard] Convert ergoinu to SPLIT_KEYBOARD (#15305)
Joel Challis
4 years ago
committed by
GitHub
parent
55a84843ea
commit
9204f8535b
@ -1 +1,18 @@ |
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/*
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Copyright 2018 Takuya Urakawa<twitter:@hsgw> |
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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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#include "ergoinu.h" |
#include "ergoinu.h" |
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@ -1,24 +0,0 @@ |
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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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Copyright 2018 Takuya Urakawa <Twitter:@hsgw> |
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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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#define RGBLIGHT_ANIMATIONS |
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@ -1,26 +0,0 @@ |
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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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BOOTMAGIC_ENABLE = no # Enable Bootmagic Lite
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MOUSEKEY_ENABLE = no # Mouse keys
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EXTRAKEY_ENABLE = no # Audio control and System control
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CONSOLE_ENABLE = no # Console for debug
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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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BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
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AUDIO_ENABLE = no # Audio output
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RGBLIGHT_ENABLE = yes # Enable WS2812 RGB underlight.
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SWAP_HANDS_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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# ergoinu configs
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DISABLE_PROMICRO_LEDs = yes
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# Uncomment these for debugging
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# $(info -- RGBLIGHT_ENABLE=$(RGBLIGHT_ENABLE))
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# $(info -- OPT_DEFS=$(OPT_DEFS))
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# $(info )
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@ -1,24 +0,0 @@ |
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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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Copyright 2018 Takuya Urakawa <Twitter:@hsgw> |
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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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#define RGBLIGHT_ANIMATIONS |
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@ -1,26 +0,0 @@ |
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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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BOOTMAGIC_ENABLE = no # Enable Bootmagic Lite
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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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BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
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AUDIO_ENABLE = no # Audio output
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RGBLIGHT_ENABLE = yes # Enable WS2812 RGB underlight.
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SWAP_HANDS_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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# ergoinu configs
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DISABLE_PROMICRO_LEDs = yes
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# Uncomment these for debugging
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# $(info -- RGBLIGHT_ENABLE=$(RGBLIGHT_ENABLE))
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# $(info -- OPT_DEFS=$(OPT_DEFS))
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# $(info )
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@ -1,286 +0,0 @@ |
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/*
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Copyright 2012 Jun Wako <wakojun@gmail.com> |
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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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/*
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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 <avr/wdt.h> |
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#include <avr/interrupt.h> |
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#include <util/delay.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 "quantum.h" |
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#include "serial.h" |
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#ifndef DEBOUNCE |
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# define DEBOUNCE 5 |
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#endif |
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#define ERROR_DISCONNECT_COUNT 5 |
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static uint8_t debouncing = DEBOUNCE; |
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static const int ROWS_PER_HAND = MATRIX_ROWS/2; |
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static uint8_t error_count = 0; |
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uint8_t is_master = 0 ; |
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static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; |
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static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; |
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/* matrix state(1:on, 0:off) */ |
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static matrix_row_t matrix[MATRIX_ROWS]; |
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static matrix_row_t matrix_debouncing[MATRIX_ROWS]; |
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static matrix_row_t read_cols(void); |
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static void init_cols(void); |
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static void unselect_rows(void); |
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static void select_row(uint8_t row); |
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static uint8_t matrix_master_scan(void); |
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__attribute__ ((weak)) |
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void matrix_init_kb(void) { |
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matrix_init_user(); |
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} |
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__attribute__ ((weak)) |
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void matrix_scan_kb(void) { |
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matrix_scan_user(); |
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} |
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__attribute__ ((weak)) |
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void matrix_init_user(void) { |
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} |
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__attribute__ ((weak)) |
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void matrix_scan_user(void) { |
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} |
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inline |
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uint8_t matrix_rows(void) { |
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return MATRIX_ROWS; |
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} |
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inline |
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uint8_t matrix_cols(void) { |
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return MATRIX_COLS; |
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} |
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void matrix_init(void) { |
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debug_enable = true; |
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debug_matrix = true; |
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debug_mouse = true; |
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// initialize row and col
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unselect_rows(); |
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init_cols(); |
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setPinOutput(B0); |
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setPinOutput(D5); |
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#ifdef DISABLE_PROMICRO_LEDs |
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writePinHigh(B0); |
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writePinHigh(D5); |
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#endif |
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// initialize matrix state: all keys off
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for (uint8_t i=0; i < MATRIX_ROWS; i++) { |
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matrix[i] = 0; |
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matrix_debouncing[i] = 0; |
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} |
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is_master = has_usb(); |
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matrix_init_quantum(); |
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} |
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uint8_t _matrix_scan(void) { |
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// Right hand is stored after the left in the matirx so, we need to offset it
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int offset = isLeftHand ? 0 : (ROWS_PER_HAND); |
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for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { |
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select_row(i); |
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_delay_us(30); // without this wait read unstable value.
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matrix_row_t cols = read_cols(); |
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if (matrix_debouncing[i+offset] != cols) { |
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matrix_debouncing[i+offset] = cols; |
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debouncing = DEBOUNCE; |
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} |
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unselect_rows(); |
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} |
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if (debouncing) { |
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if (--debouncing) { |
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_delay_ms(1); |
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} else { |
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for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { |
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matrix[i+offset] = matrix_debouncing[i+offset]; |
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} |
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} |
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} |
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return 1; |
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} |
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int serial_transaction(void) { |
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int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; |
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int ret=serial_update_buffers(); |
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if (ret ) { |
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#ifndef DISABLE_PROMICRO_LEDs |
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if(ret==2) writePinLow(B0); |
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#endif |
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return 1; |
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} |
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#ifndef DISABLE_PROMICRO_LEDs |
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writePinHigh(B0); |
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#endif |
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for (int i = 0; i < ROWS_PER_HAND; ++i) { |
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matrix[slaveOffset+i] = serial_slave_buffer[i]; |
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} |
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return 0; |
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} |
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uint8_t matrix_scan(void) { |
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if (is_master) { |
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matrix_master_scan(); |
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}else{ |
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matrix_slave_scan(); |
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int offset = (isLeftHand) ? ROWS_PER_HAND : 0; |
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for (int i = 0; i < ROWS_PER_HAND; ++i) { |
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matrix[offset+i] = serial_master_buffer[i]; |
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} |
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matrix_scan_quantum(); |
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} |
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return 1; |
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} |
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uint8_t matrix_master_scan(void) { |
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int ret = _matrix_scan(); |
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int offset = (isLeftHand) ? 0 : ROWS_PER_HAND; |
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for (int i = 0; i < ROWS_PER_HAND; ++i) { |
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serial_master_buffer[i] = matrix[offset+i]; |
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} |
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if( serial_transaction() ) { |
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#ifndef DISABLE_PROMICRO_LEDs |
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// turn on the indicator led when halves are disconnected
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writePinLow(D5); |
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#endif |
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error_count++; |
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if (error_count > ERROR_DISCONNECT_COUNT) { |
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// reset other half if disconnected
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int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; |
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for (int i = 0; i < ROWS_PER_HAND; ++i) { |
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matrix[slaveOffset+i] = 0; |
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} |
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} |
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} else { |
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#ifndef DISABLE_PROMICRO_LEDs |
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// turn off the indicator led on no error
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writePinHigh(D5); |
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#endif |
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error_count = 0; |
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} |
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matrix_scan_quantum(); |
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return ret; |
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} |
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void matrix_slave_scan(void) { |
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_matrix_scan(); |
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int offset = (isLeftHand) ? 0 : ROWS_PER_HAND; |
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for (int i = 0; i < ROWS_PER_HAND; ++i) { |
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serial_slave_buffer[i] = matrix[offset+i]; |
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} |
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} |
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inline |
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bool matrix_is_on(uint8_t row, uint8_t col) |
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{ |
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return (matrix[row] & ((matrix_row_t)1<<col)); |
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} |
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inline |
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matrix_row_t matrix_get_row(uint8_t row) |
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{ |
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return matrix[row]; |
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} |
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void matrix_print(void) |
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{ |
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print("\nr/c 0123456789ABCDEF\n"); |
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) { |
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print_hex8(row); print(": "); |
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print_bin_reverse16(matrix_get_row(row)); |
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print("\n"); |
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} |
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} |
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uint8_t matrix_key_count(void) |
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{ |
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uint8_t count = 0; |
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) { |
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count += bitpop16(matrix[i]); |
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} |
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return count; |
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} |
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static void init_cols(void) |
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{ |
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for(int x = 0; x < MATRIX_COLS; x++) { |
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_SFR_IO8((col_pins[x] >> 4) + 1) &= ~_BV(col_pins[x] & 0xF); |
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_SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF); |
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} |
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} |
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static matrix_row_t read_cols(void) |
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{ |
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matrix_row_t result = 0; |
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for(int x = 0; x < MATRIX_COLS; x++) { |
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result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x); |
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} |
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return result; |
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} |
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static void unselect_rows(void) |
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{ |
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for(int x = 0; x < ROWS_PER_HAND; x++) { |
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_SFR_IO8((row_pins[x] >> 4) + 1) &= ~_BV(row_pins[x] & 0xF); |
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_SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF); |
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} |
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} |
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static void select_row(uint8_t row) |
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{ |
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_SFR_IO8((row_pins[row] >> 4) + 1) |= _BV(row_pins[row] & 0xF); |
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_SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF); |
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} |
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@ -1,9 +0,0 @@ |
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ifneq ($(strip $(ERGOINU)),) |
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ifeq ($(findstring promicroled, $(ERGOINU)), promicroled)
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DISABLE_PROMICRO_LEDs = no
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endif
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endif |
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ifeq ($(strip $(DISABLE_PROMICRO_LEDs)), yes) |
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OPT_DEFS += -DDISABLE_PROMICRO_LEDs
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endif |
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@ -1,295 +0,0 @@ |
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/*
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|
||||||
* 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 <stdbool.h> |
|
||||||
#include "serial.h" |
|
||||||
|
|
||||||
#ifdef USE_SERIAL |
|
||||||
|
|
||||||
#define _delay_sub_us(x) __builtin_avr_delay_cycles(x) |
|
||||||
|
|
||||||
// Serial pulse period in microseconds.
|
|
||||||
#define SELECT_SERIAL_SPEED 1 |
|
||||||
#if SELECT_SERIAL_SPEED == 0 |
|
||||||
// Very High speed
|
|
||||||
#define SERIAL_DELAY 4 // micro sec
|
|
||||||
#define READ_WRITE_START_ADJUST 30 // cycles
|
|
||||||
#define READ_WRITE_WIDTH_ADJUST 10 // cycles
|
|
||||||
#elif SELECT_SERIAL_SPEED == 1 |
|
||||||
// High speed
|
|
||||||
#define SERIAL_DELAY 6 // micro sec
|
|
||||||
#define READ_WRITE_START_ADJUST 23 // cycles
|
|
||||||
#define READ_WRITE_WIDTH_ADJUST 10 // cycles
|
|
||||||
#elif SELECT_SERIAL_SPEED == 2 |
|
||||||
// Middle speed
|
|
||||||
#define SERIAL_DELAY 12 // micro sec
|
|
||||||
#define READ_WRITE_START_ADJUST 25 // cycles
|
|
||||||
#define READ_WRITE_WIDTH_ADJUST 10 // cycles
|
|
||||||
#elif SELECT_SERIAL_SPEED == 3 |
|
||||||
// Low speed
|
|
||||||
#define SERIAL_DELAY 24 // micro sec
|
|
||||||
#define READ_WRITE_START_ADJUST 25 // cycles
|
|
||||||
#define READ_WRITE_WIDTH_ADJUST 10 // cycles
|
|
||||||
#elif SELECT_SERIAL_SPEED == 4 |
|
||||||
// Very Low speed
|
|
||||||
#define SERIAL_DELAY 50 // micro sec
|
|
||||||
#define READ_WRITE_START_ADJUST 25 // cycles
|
|
||||||
#define READ_WRITE_WIDTH_ADJUST 10 // 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 1 |
|
||||||
#define SLAVE_INT_RESPONSE_TIME SERIAL_DELAY |
|
||||||
|
|
||||||
uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0}; |
|
||||||
uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0}; |
|
||||||
|
|
||||||
#define SLAVE_DATA_CORRUPT (1<<0) |
|
||||||
volatile uint8_t status = 0; |
|
||||||
|
|
||||||
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) { |
|
||||||
SERIAL_PIN_DDR |= SERIAL_PIN_MASK; |
|
||||||
} |
|
||||||
|
|
||||||
// make the serial pin an input with pull-up resistor
|
|
||||||
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) { |
|
||||||
SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK; |
|
||||||
} |
|
||||||
|
|
||||||
inline static |
|
||||||
void serial_high(void) { |
|
||||||
SERIAL_PIN_PORT |= SERIAL_PIN_MASK; |
|
||||||
} |
|
||||||
|
|
||||||
void serial_master_init(void) { |
|
||||||
serial_output(); |
|
||||||
serial_high(); |
|
||||||
} |
|
||||||
|
|
||||||
void serial_slave_init(void) { |
|
||||||
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) { |
|
||||||
for (int i = 0; i < SERIAL_DELAY*5 && serial_read_pin(); i++ ) { |
|
||||||
} |
|
||||||
// This shouldn't hang if the slave disconnects because the
|
|
||||||
// serial line will float to high if the slave does disconnect.
|
|
||||||
while (!serial_read_pin()); |
|
||||||
} |
|
||||||
|
|
||||||
// Used by the reciver to send a synchronization signal to the sender.
|
|
||||||
static |
|
||||||
void sync_send(void) { |
|
||||||
serial_low(); |
|
||||||
serial_delay(); |
|
||||||
serial_high(); |
|
||||||
} |
|
||||||
|
|
||||||
// Reads a byte from the serial line
|
|
||||||
static |
|
||||||
uint8_t serial_read_byte(void) { |
|
||||||
uint8_t byte = 0; |
|
||||||
_delay_sub_us(READ_WRITE_START_ADJUST); |
|
||||||
for ( uint8_t i = 0; i < 8; ++i) { |
|
||||||
serial_delay_half1(); // read the middle of pulses
|
|
||||||
byte = (byte << 1) | serial_read_pin(); |
|
||||||
_delay_sub_us(READ_WRITE_WIDTH_ADJUST); |
|
||||||
serial_delay_half2(); |
|
||||||
} |
|
||||||
return byte; |
|
||||||
} |
|
||||||
|
|
||||||
// Sends a byte with MSB ordering
|
|
||||||
static |
|
||||||
void serial_write_byte(uint8_t data) { |
|
||||||
uint8_t b = 1<<7; |
|
||||||
while( b ) { |
|
||||||
if(data & b) { |
|
||||||
serial_high(); |
|
||||||
} else { |
|
||||||
serial_low(); |
|
||||||
} |
|
||||||
b >>= 1; |
|
||||||
serial_delay(); |
|
||||||
} |
|
||||||
serial_low(); // sync_send() / senc_recv() need raise edge
|
|
||||||
} |
|
||||||
|
|
||||||
// interrupt handle to be used by the slave device
|
|
||||||
ISR(SERIAL_PIN_INTERRUPT) { |
|
||||||
serial_output(); |
|
||||||
|
|
||||||
// slave send phase
|
|
||||||
uint8_t checksum = 0; |
|
||||||
for (int i = 0; i < SERIAL_SLAVE_BUFFER_LENGTH; ++i) { |
|
||||||
sync_send(); |
|
||||||
serial_write_byte(serial_slave_buffer[i]); |
|
||||||
checksum += serial_slave_buffer[i]; |
|
||||||
} |
|
||||||
sync_send(); |
|
||||||
serial_write_byte(checksum); |
|
||||||
|
|
||||||
// slave switch to input
|
|
||||||
sync_send(); //0
|
|
||||||
serial_delay_half1(); //1
|
|
||||||
serial_low(); //2
|
|
||||||
serial_input_with_pullup(); //2
|
|
||||||
serial_delay_half1(); //3
|
|
||||||
|
|
||||||
// slave recive phase
|
|
||||||
uint8_t checksum_computed = 0; |
|
||||||
for (int i = 0; i < SERIAL_MASTER_BUFFER_LENGTH; ++i) { |
|
||||||
sync_recv(); |
|
||||||
serial_master_buffer[i] = serial_read_byte(); |
|
||||||
checksum_computed += serial_master_buffer[i]; |
|
||||||
} |
|
||||||
sync_recv(); |
|
||||||
uint8_t checksum_received = serial_read_byte(); |
|
||||||
|
|
||||||
if ( checksum_computed != checksum_received ) { |
|
||||||
status |= SLAVE_DATA_CORRUPT; |
|
||||||
} else { |
|
||||||
status &= ~SLAVE_DATA_CORRUPT; |
|
||||||
} |
|
||||||
|
|
||||||
sync_recv(); //weit master output to high
|
|
||||||
} |
|
||||||
|
|
||||||
inline |
|
||||||
bool serial_slave_DATA_CORRUPT(void) { |
|
||||||
return status & SLAVE_DATA_CORRUPT; |
|
||||||
} |
|
||||||
|
|
||||||
// Copies the serial_slave_buffer to the master and sends the
|
|
||||||
// serial_master_buffer to the slave.
|
|
||||||
//
|
|
||||||
// Returns:
|
|
||||||
// 0 => no error
|
|
||||||
// 1 => slave did not respond
|
|
||||||
// 2 => checksum error
|
|
||||||
int serial_update_buffers(void) { |
|
||||||
// this code is very time dependent, so we need to disable interrupts
|
|
||||||
cli(); |
|
||||||
|
|
||||||
// signal to the slave that we want to start a transaction
|
|
||||||
serial_output(); |
|
||||||
serial_low(); |
|
||||||
_delay_us(SLAVE_INT_WIDTH); |
|
||||||
|
|
||||||
// wait for the slaves response
|
|
||||||
serial_input_with_pullup(); |
|
||||||
_delay_us(SLAVE_INT_RESPONSE_TIME); |
|
||||||
|
|
||||||
// check if the slave is present
|
|
||||||
if (serial_read_pin()) { |
|
||||||
// slave failed to pull the line low, assume not present
|
|
||||||
serial_output(); |
|
||||||
serial_high(); |
|
||||||
sei(); |
|
||||||
return 1; |
|
||||||
} |
|
||||||
|
|
||||||
// master recive phase
|
|
||||||
// if the slave is present syncronize with it
|
|
||||||
|
|
||||||
uint8_t checksum_computed = 0; |
|
||||||
// receive data from the slave
|
|
||||||
for (int i = 0; i < SERIAL_SLAVE_BUFFER_LENGTH; ++i) { |
|
||||||
sync_recv(); |
|
||||||
serial_slave_buffer[i] = serial_read_byte(); |
|
||||||
checksum_computed += serial_slave_buffer[i]; |
|
||||||
} |
|
||||||
sync_recv(); |
|
||||||
uint8_t checksum_received = serial_read_byte(); |
|
||||||
|
|
||||||
if (checksum_computed != checksum_received) { |
|
||||||
serial_output(); |
|
||||||
serial_high(); |
|
||||||
sei(); |
|
||||||
return 2; |
|
||||||
} |
|
||||||
|
|
||||||
// master switch to output
|
|
||||||
sync_recv(); //0
|
|
||||||
serial_delay(); //1
|
|
||||||
serial_low(); //3
|
|
||||||
serial_output(); // 3
|
|
||||||
serial_delay_half1(); //4
|
|
||||||
|
|
||||||
// master send phase
|
|
||||||
uint8_t checksum = 0; |
|
||||||
|
|
||||||
for (int i = 0; i < SERIAL_MASTER_BUFFER_LENGTH; ++i) { |
|
||||||
sync_send(); |
|
||||||
serial_write_byte(serial_master_buffer[i]); |
|
||||||
checksum += serial_master_buffer[i]; |
|
||||||
} |
|
||||||
sync_send(); |
|
||||||
serial_write_byte(checksum); |
|
||||||
|
|
||||||
// always, release the line when not in use
|
|
||||||
sync_send(); |
|
||||||
|
|
||||||
sei(); |
|
||||||
return 0; |
|
||||||
} |
|
||||||
|
|
||||||
#endif |
|
||||||
@ -1,24 +0,0 @@ |
|||||||
#pragma once |
|
||||||
|
|
||||||
#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
|
|
||||||
// #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
|
|
||||||
// #define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
|
|
||||||
|
|
||||||
// Buffers for master - slave communication
|
|
||||||
extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH]; |
|
||||||
extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH]; |
|
||||||
|
|
||||||
void serial_master_init(void); |
|
||||||
void serial_slave_init(void); |
|
||||||
int serial_update_buffers(void); |
|
||||||
bool serial_slave_data_corrupt(void); |
|
||||||
@ -1,11 +0,0 @@ |
|||||||
#pragma once |
|
||||||
|
|
||||||
/* Soft Serial defines */ |
|
||||||
#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 MATRIX_ROWS/2 |
|
||||||
@ -1,56 +0,0 @@ |
|||||||
#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 "serial.h" |
|
||||||
|
|
||||||
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) { |
|
||||||
serial_master_init(); |
|
||||||
} |
|
||||||
|
|
||||||
static void keyboard_slave_setup(void) { |
|
||||||
serial_slave_init(); |
|
||||||
} |
|
||||||
|
|
||||||
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(); |
|
||||||
} |
|
||||||
|
|
||||||
// this code runs before the usb and keyboard is initialized
|
|
||||||
void matrix_setup(void) { |
|
||||||
split_keyboard_setup(); |
|
||||||
} |
|
||||||
@ -1,12 +0,0 @@ |
|||||||
#pragma once |
|
||||||
|
|
||||||
#include <stdbool.h> |
|
||||||
#include "eeconfig.h" |
|
||||||
|
|
||||||
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); |
|
||||||
Loading…
Reference in new issue