125 lines
2.9 KiB
C
125 lines
2.9 KiB
C
#include <stdint.h>
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#include <stdbool.h>
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#include <string.h>
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#include "hal.h"
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#include "timer.h"
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#include "wait.h"
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#include "printf.h"
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#include "backlight.h"
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#include "matrix.h"
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#include "action.h"
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#include "keycode.h"
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#include <string.h>
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#include "quantum.h"
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/*
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* col: { A10, B2, A15, A0, A1, A2, B0, B1, C13, A6, A7, A3 }
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* row: { B5, B10, A9, A8 }
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*/
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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_COLS];
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static bool debouncing = false;
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static uint16_t debouncing_time = 0;
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static LINE_TYPE matrix_col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
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static LINE_TYPE matrix_row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
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__attribute__ ((weak))
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void matrix_init_user(void) {}
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__attribute__ ((weak))
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void matrix_scan_user(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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void matrix_init(void) {
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printf("matrix init\n");
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//debug_matrix = true;
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// actual matrix setup
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for (int i = 0; i < MATRIX_COLS; i++) {
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setPadMode(matrix_col_pins[i], PAL_MODE_OUTPUT_PUSHPULL);
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}
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for (int i = 0; i < MATRIX_ROWS; i++) {
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setPadMode(matrix_row_pins[i], PAL_MODE_INPUT_PULLDOWN);
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}
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memset(matrix, 0, MATRIX_ROWS * sizeof(matrix_row_t));
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memset(matrix_debouncing, 0, MATRIX_COLS * sizeof(matrix_row_t));
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matrix_init_quantum();
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}
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uint8_t matrix_scan(void) {
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// actual matrix
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for (int col = 0; col < MATRIX_COLS; col++) {
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matrix_row_t data = 0;
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setPad(matrix_col_pins[col]);
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// need wait to settle pin state
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wait_us(20);
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for (int row = 0; row < MATRIX_ROWS; row++) {
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data |= (readPad(matrix_row_pins[row]) << row);
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}
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clearPad(matrix_col_pins[col]);
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if (matrix_debouncing[col] != data) {
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matrix_debouncing[col] = data;
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debouncing = true;
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debouncing_time = timer_read();
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}
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}
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if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) {
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for (int row = 0; row < MATRIX_ROWS; row++) {
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matrix[row] = 0;
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for (int col = 0; col < MATRIX_COLS; col++) {
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matrix[row] |= ((matrix_debouncing[col] & (1 << row) ? 1 : 0) << col);
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}
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}
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debouncing = false;
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}
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matrix_scan_quantum();
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return 1;
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}
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bool matrix_is_on(uint8_t row, uint8_t col) {
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return (matrix[row] & (1<<col));
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}
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matrix_row_t matrix_get_row(uint8_t row) {
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return matrix[row];
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}
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void matrix_print(void) {
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printf("\nr/c 01234567\n");
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
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printf("%X0: ", row);
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matrix_row_t data = matrix_get_row(row);
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for (int col = 0; col < MATRIX_COLS; col++) {
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if (data & (1<<col))
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printf("1");
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else
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printf("0");
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}
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printf("\n");
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}
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}
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