#include #include #include #include "hal.h" #include "timer.h" #include "wait.h" #include "printf.h" #include "backlight.h" #include "matrix.h" #include "action.h" #include "keycode.h" #include /* * col: { B11, B10, B2, B1, A7, B0 } * row: { A10, A9, A8, B15, C13, C14, C15, A2 } */ /* matrix state(1:on, 0:off) */ static matrix_row_t matrix[MATRIX_ROWS]; static matrix_row_t matrix_debouncing[MATRIX_COLS]; static bool debouncing = false; static uint16_t debouncing_time = 0; static uint8_t encoder_state = 0; static int8_t encoder_value = 0; static int8_t encoder_LUT[] = { 0, -1, 1, 0, 1, 0, 0, -1, -1, 0, 0, 1, 0, 1, -1, 0 }; static bool dip_switch[4] = {0, 0, 0, 0}; __attribute__ ((weak)) void matrix_init_user(void) {} __attribute__ ((weak)) void matrix_scan_user(void) {} __attribute__ ((weak)) void matrix_init_kb(void) { matrix_init_user(); } __attribute__ ((weak)) void matrix_scan_kb(void) { matrix_scan_user(); } void matrix_init(void) { printf("matrix init\n"); //debug_matrix = true; // dip switch setup palSetPadMode(GPIOB, 14, PAL_MODE_INPUT_PULLUP); palSetPadMode(GPIOA, 15, PAL_MODE_INPUT_PULLUP); palSetPadMode(GPIOA, 10, PAL_MODE_INPUT_PULLUP); palSetPadMode(GPIOB, 9, PAL_MODE_INPUT_PULLUP); // encoder setup palSetPadMode(GPIOB, 12, PAL_MODE_INPUT_PULLUP); palSetPadMode(GPIOB, 13, PAL_MODE_INPUT_PULLUP); encoder_state = (palReadPad(GPIOB, 12) << 0) | (palReadPad(GPIOB, 13) << 1); // actual matrix setup palSetPadMode(GPIOB, 11, PAL_MODE_OUTPUT_PUSHPULL); palSetPadMode(GPIOB, 10, PAL_MODE_OUTPUT_PUSHPULL); palSetPadMode(GPIOB, 2, PAL_MODE_OUTPUT_PUSHPULL); palSetPadMode(GPIOB, 1, PAL_MODE_OUTPUT_PUSHPULL); palSetPadMode(GPIOA, 7, PAL_MODE_OUTPUT_PUSHPULL); palSetPadMode(GPIOB, 0, PAL_MODE_OUTPUT_PUSHPULL); palSetPadMode(GPIOA, 10, PAL_MODE_INPUT_PULLDOWN); palSetPadMode(GPIOA, 9, PAL_MODE_INPUT_PULLDOWN); palSetPadMode(GPIOA, 8, PAL_MODE_INPUT_PULLDOWN); palSetPadMode(GPIOB, 15, PAL_MODE_INPUT_PULLDOWN); palSetPadMode(GPIOC, 13, PAL_MODE_INPUT_PULLDOWN); palSetPadMode(GPIOC, 14, PAL_MODE_INPUT_PULLDOWN); palSetPadMode(GPIOC, 15, PAL_MODE_INPUT_PULLDOWN); palSetPadMode(GPIOA, 2, PAL_MODE_INPUT_PULLDOWN); memset(matrix, 0, MATRIX_ROWS * sizeof(matrix_row_t)); memset(matrix_debouncing, 0, MATRIX_COLS * sizeof(matrix_row_t)); matrix_init_quantum(); } __attribute__ ((weak)) void dip_update(uint8_t index, bool value) { } __attribute__ ((weak)) void encoder_update(bool direction) { } bool last_dip_switch[4] = {0}; #ifndef ENCODER_RESOLUTION #define ENCODER_RESOLUTION 4 #undef ENCODER_RESOLUTION uint8_t matrix_scan(void) { // dip switch dip_switch[0] = palReadPad(GPIOB, 14); dip_switch[1] = palReadPad(GPIOA, 15); dip_switch[2] = palReadPad(GPIOA, 10); dip_switch[3] = palReadPad(GPIOB, 9); for (uint8_t i = 0; i < 4; i++) { if (last_dip_switch[i] ^ dip_switch[i]) dip_update(i, dip_switch[i]); } memcpy(last_dip_switch, dip_switch, sizeof(&dip_switch)); // encoder on B12 and B13 encoder_state <<= 2; encoder_state |= (palReadPad(GPIOB, 12) << 0) | (palReadPad(GPIOB, 13) << 1); encoder_value += encoder_LUT[encoder_state & 0xF]; if (encoder_value >= ENCODER_RESOLUTION) { encoder_update(1); } if (encoder_value <= -ENCODER_RESOLUTION) { encoder_update(0); } encoder_value %= ENCODER_RESOLUTION; // actual matrix for (int col = 0; col < MATRIX_COLS; col++) { matrix_row_t data = 0; // strobe col { B11, B10, B2, B1, A7, B0 } switch (col) { case 0: palSetPad(GPIOB, 11); break; case 1: palSetPad(GPIOB, 10); break; case 2: palSetPad(GPIOB, 2); break; case 3: palSetPad(GPIOB, 1); break; case 4: palSetPad(GPIOA, 7); break; case 5: palSetPad(GPIOB, 0); break; } // need wait to settle pin state wait_us(20); // read row data { A10, A9, A8, B15, C13, C14, C15, A2 } data = ( (palReadPad(GPIOA, 10) << 0 ) | (palReadPad(GPIOA, 9) << 1 ) | (palReadPad(GPIOA, 8) << 2 ) | (palReadPad(GPIOB, 15) << 3 ) | (palReadPad(GPIOC, 13) << 4 ) | (palReadPad(GPIOC, 14) << 5 ) | (palReadPad(GPIOC, 15) << 6 ) | (palReadPad(GPIOA, 2) << 7 ) ); // unstrobe col { B11, B10, B2, B1, A7, B0 } switch (col) { case 0: palClearPad(GPIOB, 11); break; case 1: palClearPad(GPIOB, 10); break; case 2: palClearPad(GPIOB, 2); break; case 3: palClearPad(GPIOB, 1); break; case 4: palClearPad(GPIOA, 7); break; case 5: palClearPad(GPIOB, 0); break; } if (matrix_debouncing[col] != data) { matrix_debouncing[col] = data; debouncing = true; debouncing_time = timer_read(); } } if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) { for (int row = 0; row < MATRIX_ROWS; row++) { matrix[row] = 0; for (int col = 0; col < MATRIX_COLS; col++) { matrix[row] |= ((matrix_debouncing[col] & (1 << row) ? 1 : 0) << col); } } debouncing = false; } matrix_scan_quantum(); return 1; } bool matrix_is_on(uint8_t row, uint8_t col) { return (matrix[row] & (1<