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-rw-r--r--keyboards/frosty_flake/matrix.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/keyboards/frosty_flake/matrix.c b/keyboards/frosty_flake/matrix.c
deleted file mode 100644
index cde7f63b95..0000000000
--- a/keyboards/frosty_flake/matrix.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- Copyright 2017 Gabriel Young <gabeplaysdrums@live.com>
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <stdint.h>
-#include <stdbool.h>
-#include <avr/io.h>
-#include <util/delay.h>
-#include "print.h"
-#include "debug.h"
-#include "util.h"
-#include "matrix.h"
-
-#ifndef DEBOUNCING_DELAY
-# define DEBOUNCING_DELAY 5
-#endif
-static uint8_t debouncing = DEBOUNCING_DELAY;
-
-static matrix_row_t matrix[MATRIX_ROWS];
-static matrix_row_t matrix_debouncing[MATRIX_ROWS];
-
-static matrix_row_t scan_col(void) {
- return (
- (PINC&(1<<7) ? 0 : ((matrix_row_t)1<<0)) |
- (PINB&(1<<5) ? 0 : ((matrix_row_t)1<<1)) |
- (PINB&(1<<4) ? 0 : ((matrix_row_t)1<<2)) |
- (PINB&(1<<6) ? 0 : ((matrix_row_t)1<<3)) |
- (PINB&(1<<1) ? 0 : ((matrix_row_t)1<<4)) |
- (PINB&(1<<2) ? 0 : ((matrix_row_t)1<<5)) |
- (PINB&(1<<3) ? 0 : ((matrix_row_t)1<<6)) |
- (PINB&(1<<0) ? 0 : ((matrix_row_t)1<<7))
- );
-}
-
-static void select_col(uint8_t col) {
- switch (col) {
- case 0: PORTD = (PORTD & ~0b01111011) | 0b00011011; break;
- case 1: PORTD = (PORTD & ~0b01111011) | 0b01000011; break;
- case 2: PORTD = (PORTD & ~0b01111011) | 0b01101010; break;
- case 3: PORTD = (PORTD & ~0b01111011) | 0b01111001; break;
- case 4: PORTD = (PORTD & ~0b01111011) | 0b01100010; break;
- case 5: PORTD = (PORTD & ~0b01111011) | 0b01110001; break;
- case 6: PORTD = (PORTD & ~0b01111011) | 0b01100001; break;
- case 7: PORTD = (PORTD & ~0b01111011) | 0b01110000; break;
- case 8: PORTD = (PORTD & ~0b01111011) | 0b01100000; break;
- case 9: PORTD = (PORTD & ~0b01111011) | 0b01101000; break;
- case 10: PORTD = (PORTD & ~0b01111011) | 0b00101011; break;
- case 11: PORTD = (PORTD & ~0b01111011) | 0b00110011; break;
- case 12: PORTD = (PORTD & ~0b01111011) | 0b00100011; break;
- case 13: PORTD = (PORTD & ~0b01111011) | 0b01111000; break;
- case 14: PORTD = (PORTD & ~0b01111011) | 0b00010011; break;
- case 15: PORTD = (PORTD & ~0b01111011) | 0b01101001; break;
- case 16: PORTD = (PORTD & ~0b01111011) | 0b00001011; break;
- case 17: PORTD = (PORTD & ~0b01111011) | 0b00111011; break;
- }
-}
-
-void matrix_init(void) {
- /* Row output pins */
- DDRD |= 0b01111011;
- /* Column input pins */
- DDRC &= ~0b10000000;
- DDRB &= ~0b01111111;
- PORTC |= 0b10000000;
- PORTB |= 0b01111111;
-
- for (uint8_t i=0; i < MATRIX_ROWS; i++)
- matrix[i] = matrix_debouncing[i] = 0;
-
- matrix_init_quantum();
-}
-
-uint8_t matrix_scan(void) {
- for (uint8_t col = 0; col < MATRIX_COLS; col++) {
- select_col(col);
- _delay_us(3);
- matrix_row_t col_scan = scan_col();
- for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
- bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
- bool curr_bit = col_scan & (1<<row);
- if (prev_bit != curr_bit) {
- matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
- debouncing = DEBOUNCING_DELAY;
- }
- }
- }
-
- if (debouncing) {
- if (--debouncing)
- _delay_ms(1);
- else
- for (uint8_t i = 0; i < MATRIX_ROWS; i++)
- matrix[i] = matrix_debouncing[i];
- }
-
- matrix_scan_quantum();
- return 1;
-}
-
-inline matrix_row_t matrix_get_row(uint8_t row) {
- return matrix[row];
-}
-
-void matrix_print(void) {
-#ifndef NO_PRINT
- print("\nr\\c ABCDEFGHIJKLMNOPQR\n");
- for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
- matrix_row_t matrix_row = matrix_get_row(row);
- xprintf("%02X: ", row);
- for (uint8_t col = 0; col < MATRIX_COLS; col++) {
- bool curr_bit = matrix_row & (1<<col);
- xprintf("%c", curr_bit ? '*' : '.');
- }
- print("\n");
- }
-#endif
-}
-
-uint8_t matrix_key_count(void) {
- uint8_t count = 0;
- for (uint8_t row = 0; row < MATRIX_ROWS; row++)
- count += bitpop32(matrix[row]);
- return count;
-}