diff options
Diffstat (limited to 'keyboards/handwired/xealous/debounce.c')
| -rw-r--r-- | keyboards/handwired/xealous/debounce.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/keyboards/handwired/xealous/debounce.c b/keyboards/handwired/xealous/debounce.c deleted file mode 100644 index 65a99f27f2..0000000000 --- a/keyboards/handwired/xealous/debounce.c +++ /dev/null @@ -1,63 +0,0 @@ -#include <string.h> -#include "config.h" -#include "matrix.h" -#include "timer.h" -#include "quantum.h" - -#ifndef DEBOUNCING_DELAY -# define DEBOUNCING_DELAY 5 -#endif - -//Debouncing counters -typedef uint8_t debounce_counter_t; -#define DEBOUNCE_COUNTER_MODULO 250 -#define DEBOUNCE_COUNTER_INACTIVE 251 - -static debounce_counter_t *debounce_counters; - -void debounce_init(uint8_t num_rows) -{ - debounce_counters = malloc(num_rows*MATRIX_COLS); - memset(debounce_counters, DEBOUNCE_COUNTER_INACTIVE, num_rows*MATRIX_COLS); -} - -void update_debounce_counters(uint8_t num_rows, uint8_t current_time) -{ - for (uint8_t row = 0; row < num_rows; row++) - { - for (uint8_t col = 0; col < MATRIX_COLS; col++) - { - if (debounce_counters[row*MATRIX_COLS + col] != DEBOUNCE_COUNTER_INACTIVE) - { - if (TIMER_DIFF(current_time, debounce_counters[row*MATRIX_COLS + col], DEBOUNCE_COUNTER_MODULO) >= DEBOUNCING_DELAY) { - debounce_counters[row*MATRIX_COLS + col] = DEBOUNCE_COUNTER_INACTIVE; - } - } - } - } -} - -void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time) -{ - for (uint8_t row = 0; row < num_rows; row++) - { - matrix_row_t delta = raw[row] ^ cooked[row]; - - for (uint8_t col = 0; col < MATRIX_COLS; col++) - { - if (debounce_counters[row*MATRIX_COLS + col] == DEBOUNCE_COUNTER_INACTIVE && (delta & (1<<col))) - { - debounce_counters[row*MATRIX_COLS + col] = current_time; - cooked[row] ^= (1 << col); - } - } - } -} - -void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed) -{ - uint8_t current_time = timer_read() % DEBOUNCE_COUNTER_MODULO; - - update_debounce_counters(num_rows, current_time); - transfer_matrix_values(raw, cooked, num_rows, current_time); -}
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