You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
qmk_firmware/quantum/debounce.c

53 lines
937 B

#include "matrix.h"
#include "timer.h"
#include "quantum.h"
#ifndef DEBOUNCING_DELAY
# define DEBOUNCING_DELAY 5
#endif
void debounce_init(uint8_t num_rows) {
}
#if DEBOUNCING_DELAY > 0
static bool debouncing = false;
void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed) {
static uint16_t debouncing_time;
if (changed) {
debouncing = true;
debouncing_time = timer_read();
}
if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCING_DELAY)) {
for (uint8_t i = 0; i < num_rows; i++) {
cooked[i] = raw[i];
}
debouncing = false;
}
}
bool debounce_active(void) {
return debouncing;
}
#else
// no debounce
void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed) {
if (changed)
{
for (uint8_t i = 0; i < num_rows; i++) {
cooked[i] = raw[i];
}
}
}
bool debounce_active(void) {
return false;
}
#endif