forked from mirrors/qmk_userspace
Added wireless support; Added Lemokey L3; Added Keychron V1 Max
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lokher
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9539f135d8
commit
4ae5990fcc
31585 changed files with 99327 additions and 1763186 deletions
293
keyboards/keychron/q3_pro/matrix.c
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293
keyboards/keychron/q3_pro/matrix.c
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/* Copyright 2022 @ Keychron (https://www.keychron.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
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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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*
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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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*
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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 "quantum.h"
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#include "indicator.h"
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#include "transport.h"
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#define HC595_STCP B0
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#define HC595_SHCP A1
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#define HC595_DS A7
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pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
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pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
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extern indicator_config_t indicator_config;
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static uint32_t power_on_indicator_timer_buffer;
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extern bool bat_low_led_pin_state;
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#define POWER_ON_LED_DURATION 3000
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static inline void HC595_delay(uint16_t n) {
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while (n-- > 0) {
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asm volatile("nop" ::: "memory");
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};
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}
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static void HC595_output(uint32_t data) {
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uint8_t i;
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uint8_t n = 1;
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for (i = 0; i < (MATRIX_COLS + 3); i++) {
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writePinLow(HC595_SHCP);
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if (data & 0x1)
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writePinHigh(HC595_DS);
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else
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writePinLow(HC595_DS);
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data >>= 1;
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HC595_delay(n);
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writePinHigh(HC595_SHCP);
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HC595_delay(n);
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}
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HC595_delay(n);
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writePinLow(HC595_STCP);
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HC595_delay(n);
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writePinHigh(HC595_STCP);
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}
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static inline void setPinOutput_writeLow(pin_t pin) {
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ATOMIC_BLOCK_FORCEON {
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setPinOutput(pin);
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writePinLow(pin);
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}
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}
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static inline void setPinInput_high(pin_t pin) {
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ATOMIC_BLOCK_FORCEON {
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setPinInputHigh(pin);
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}
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}
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static inline uint8_t readMatrixPin(pin_t pin) {
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if (pin != NO_PIN) {
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return readPin(pin);
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} else {
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return 1;
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}
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}
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static bool select_col(uint8_t col) {
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pin_t pin = col_pins[col];
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uint32_t value = 0;
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if (pin != NO_PIN) {
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setPinOutput_writeLow(pin);
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return true;
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} else {
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if (power_on_indicator_timer_buffer) {
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if (sync_timer_elapsed32(power_on_indicator_timer_buffer) > POWER_ON_LED_DURATION) {
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power_on_indicator_timer_buffer = 0;
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HC595_output((~(0x1 << (21 - col - 1))) & (7 << 0));
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} else {
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HC595_output((~(0x1 << (21 - col - 1))));
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}
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} else {
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if (get_transport() == TRANSPORT_BLUETOOTH) {
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if (indicator_config.value) {
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if (indicator_config.value & 0x80) {
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value = ~(0x1 << (21 - col - 1)) & ~(3 << 0);
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HC595_output(value);
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} else {
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value = (~(0x1 << (21 - col - 1))) & ~(7 << 0);
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HC595_output(value);
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}
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} else {
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if (host_keyboard_led_state().caps_lock) {
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value = (~(0x1 << (21 - col - 1))) & ~(5 << 0);
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HC595_output(value);
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} else {
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value = (~(0x1 << (21 - col - 1))) & ~(7 << 0);
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HC595_output(value);
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}
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}
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if (bat_low_led_pin_state) {
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HC595_output(value | (1 << 0));
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}
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} else {
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if (host_keyboard_led_state().caps_lock) {
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HC595_output((~(0x1 << (21 - col - 1))) & ~(5 << 0));
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} else {
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HC595_output((~(0x1 << (21 - col - 1))) & ~(7 << 0));
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}
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}
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}
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return true;
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}
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return false;
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}
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static void unselect_col(uint8_t col) {
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pin_t pin = col_pins[col];
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uint32_t value = 0;
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if (pin != NO_PIN) {
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#ifdef MATRIX_UNSELECT_DRIVE_HIGH
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setPinOutput_writeHigh(pin);
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#else
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setPinInput_high(pin);
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#endif
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} else {
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if (power_on_indicator_timer_buffer) {
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if (sync_timer_elapsed32(power_on_indicator_timer_buffer) > POWER_ON_LED_DURATION) {
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power_on_indicator_timer_buffer = 0;
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HC595_output(0x1FFFFF & ~(7 << 0));
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} else {
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HC595_output(0x1FFFFF);
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}
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} else {
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if (get_transport() == TRANSPORT_BLUETOOTH) {
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if (indicator_config.value) {
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if (indicator_config.value & 0x80) {
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if (col == (MATRIX_COLS - 1)) {
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value = 0x1FFFFF & ~(3 << 0);
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HC595_output(value);
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}
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} else {
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if (col == (MATRIX_COLS - 1)) {
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if (col == (MATRIX_COLS - 1)) {
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value = 0x1FFFFF & ~(7 << 0);
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HC595_output(value);
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}
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}
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}
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} else {
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if (host_keyboard_led_state().caps_lock) {
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if (col == (MATRIX_COLS - 1)) {
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if (col == (MATRIX_COLS - 1)) {
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value = 0x1FFFFF & ~(5 << 0);
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HC595_output(value);
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}
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}
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} else {
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if (col == (MATRIX_COLS - 1)) {
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if (col == (MATRIX_COLS - 1)) {
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value = 0x1FFFFF & ~(7 << 0);
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HC595_output(value);
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}
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}
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}
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}
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if (bat_low_led_pin_state) {
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HC595_output(value | (1 << 0));
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}
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} else {
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if (host_keyboard_led_state().caps_lock) {
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if (col == (MATRIX_COLS - 1)) {
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HC595_output(0x1FFFFF & ~(5 << 0));
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}
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} else {
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if (col == (MATRIX_COLS - 1)) {
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HC595_output(0x1FFFFF & ~(7 << 0));
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}
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}
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}
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}
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}
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}
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static void unselect_cols(void) {
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for (uint8_t x = 0; x < MATRIX_COLS; x++) {
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pin_t pin = col_pins[x];
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if (pin != NO_PIN) {
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#ifdef MATRIX_UNSELECT_DRIVE_HIGH
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setPinOutput_writeHigh(pin);
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#else
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setPinInput_high(pin);
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#endif
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} else {
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if (x == 0) {
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HC595_output(0xFFFFFFFF);
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power_on_indicator_timer_buffer = sync_timer_read32() | 1;
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}
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}
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}
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}
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void select_all_cols(void) {
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for (uint8_t x = 0; x < MATRIX_COLS; x++) {
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pin_t pin = col_pins[x];
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if (pin != NO_PIN) {
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setPinOutput_writeLow(pin);
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} else {
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if (x == 0) {
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if (host_keyboard_led_state().caps_lock) {
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HC595_output(0x00000000 | (2 << 0));
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} else {
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HC595_output(0x00000000);
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}
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}
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}
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}
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}
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void matrix_read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) {
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// Select col
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if (!select_col(current_col)) { // select col
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return; // skip NO_PIN col
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}
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HC595_delay(200);
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// For each row...
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for (uint8_t row_index = 0; row_index < MATRIX_ROWS; row_index++) {
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// Check row pin state
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if (readMatrixPin(row_pins[row_index]) == 0) {
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// Pin LO, set col bit
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current_matrix[row_index] |= (MATRIX_ROW_SHIFTER << current_col);
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// key_pressed = true;
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} else {
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// Pin HI, clear col bit
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current_matrix[row_index] &= ~(MATRIX_ROW_SHIFTER << current_col);
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}
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}
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unselect_col(current_col);
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HC595_delay(200);
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}
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void matrix_init_custom(void) {
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setPinOutput(HC595_DS);
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setPinOutput(HC595_STCP);
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setPinOutput(HC595_SHCP);
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for (uint8_t x = 0; x < MATRIX_ROWS; x++) {
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if (row_pins[x] != NO_PIN) {
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setPinInput_high(row_pins[x]);
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}
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}
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unselect_cols();
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}
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bool matrix_scan_custom(matrix_row_t current_matrix[]) {
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bool matrix_has_changed = false;
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matrix_row_t curr_matrix[MATRIX_ROWS] = {0};
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// Set col, read rows
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for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
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matrix_read_rows_on_col(curr_matrix, current_col);
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}
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matrix_has_changed = memcmp(current_matrix, curr_matrix, sizeof(curr_matrix)) != 0;
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if (matrix_has_changed) memcpy(current_matrix, curr_matrix, sizeof(curr_matrix));
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return matrix_has_changed;
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}
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