143 lines
5 KiB
C
Executable file
143 lines
5 KiB
C
Executable file
/* Copyright 2023 @ 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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#ifdef DIP_SWITCH_ENABLE
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bool dip_switch_update_kb(uint8_t index, bool active) {
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if (!dip_switch_update_user(index, active)) {
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return false;
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}
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if (index == 0) {
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default_layer_set(1UL << (active ? 0 : 2));
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}
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return true;
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}
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#endif
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#if defined(RGB_MATRIX_ENABLE) && defined(CAPS_LOCK_LED_INDEX)
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bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
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if (!process_record_user(keycode, record)) {
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return false;
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}
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switch (keycode) {
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case RGB_TOG:
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if (record->event.pressed) {
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switch (rgb_matrix_get_flags()) {
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case LED_FLAG_ALL: {
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rgb_matrix_set_flags(LED_FLAG_NONE);
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rgb_matrix_set_color_all(0, 0, 0);
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} break;
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default: {
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rgb_matrix_set_flags(LED_FLAG_ALL);
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} break;
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}
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}
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if (!rgb_matrix_is_enabled()) {
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rgb_matrix_set_flags(LED_FLAG_ALL);
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rgb_matrix_enable();
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}
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return false;
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}
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return true;
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}
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bool rgb_matrix_indicators_advanced_kb(uint8_t led_min, uint8_t led_max) {
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if (!rgb_matrix_indicators_advanced_user(led_min, led_max)) {
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return false;
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}
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// RGB_MATRIX_INDICATOR_SET_COLOR(index, red, green, blue);
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# if defined(CAPS_LOCK_LED_INDEX)
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if (host_keyboard_led_state().caps_lock) {
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RGB_MATRIX_INDICATOR_SET_COLOR(CAPS_LOCK_LED_INDEX, 255, 255, 255);
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} else {
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if (!rgb_matrix_get_flags()) {
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RGB_MATRIX_INDICATOR_SET_COLOR(CAPS_LOCK_LED_INDEX, 0, 0, 0);
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}
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}
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# endif // CAPS_LOCK_LED_INDEX
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# if defined(NUM_LOCK_LED_INDEX)
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if (host_keyboard_led_state().num_lock) {
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RGB_MATRIX_INDICATOR_SET_COLOR(NUM_LOCK_LED_INDEX, 255, 255, 255);
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} else {
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if (!rgb_matrix_get_flags()) {
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RGB_MATRIX_INDICATOR_SET_COLOR(NUM_LOCK_LED_INDEX, 0, 0, 0);
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}
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}
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# endif // NUM_LOCK_LED_INDEX
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return true;
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}
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#endif
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#define ADC_BUFFER_DEPTH 1
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#define ADC_NUM_CHANNELS 1
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#define ADC_SAMPLING_RATE ADC_SMPR_SMP_12P5
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#define ADC_RESOLUTION ADC_CFGR_RES_10BITS
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static int16_t analogReadPin_my(pin_t pin) {
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ADCConfig adcCfg = {};
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adcsample_t sampleBuffer[ADC_NUM_CHANNELS * ADC_BUFFER_DEPTH];
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ADCDriver *targetDriver = &ADCD1;
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ADCConversionGroup adcConversionGroup = {
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.circular = FALSE,
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.num_channels = (uint16_t)(ADC_NUM_CHANNELS),
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.cfgr = ADC_RESOLUTION,
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};
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palSetLineMode(pin, PAL_MODE_INPUT_ANALOG);
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switch (pin) {
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case B0:
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adcConversionGroup.smpr[2] = ADC_SMPR2_SMP_AN15(ADC_SAMPLING_RATE);
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adcConversionGroup.sqr[0] = ADC_SQR1_SQ1_N(ADC_CHANNEL_IN15);
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sampleBuffer[0] = 0;
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break;
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case B1:
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adcConversionGroup.smpr[2] = ADC_SMPR2_SMP_AN16(ADC_SAMPLING_RATE);
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adcConversionGroup.sqr[0] = ADC_SQR1_SQ1_N(ADC_CHANNEL_IN16);
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sampleBuffer[0] = 0;
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break;
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default:
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return 0;
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}
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adcStart(targetDriver, &adcCfg);
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if (adcConvert(targetDriver, &adcConversionGroup, &sampleBuffer[0], ADC_BUFFER_DEPTH) != MSG_OK) {
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return 0;
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}
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return *sampleBuffer;
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}
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void keyboard_post_init_kb(void) {
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// 1. The pin A5/B5 of the USB C interface in the left hand is connected to the pin A0 of MCU,
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// A0 will be set to output and write high when keyboard initial.
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// 2. The same pin in the right hand is connected to the pin B0 and B1 of MCU respectively,
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// and the ADC function of B0 and B1 will be enabled when keyboard initial.
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// 3. because the serial usart RXD and TXD is multiplexed on USB's D+ and D- in the right hand.
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// So detect the voltage on the pin A5/B5 of the USB C interface by ADC,
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// and disable USB connectivity when the ADC value exceeds 1000,
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// to avoid affecting the serial usart communication between the left hand and the right hand.
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if (is_keyboard_left()) {
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setPinOutput(A0);
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writePinHigh(A0);
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} else {
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if ((analogReadPin_my(B0) > 1000) || (analogReadPin_my(B1) > 1000)) {
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setPinInput(A11);
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setPinInput(A12);
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}
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}
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keyboard_post_init_user();
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}
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