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adds debouncing to sixkeyboard

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This commit is contained in:
Jack Humbert 2017-03-22 14:24:04 -04:00
parent b476d65b9c
commit 753809eed7
3 changed files with 31 additions and 21 deletions
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38
keyboards/sixkeyboard/matrix.c
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@ -37,6 +37,11 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
/* matrix state(1:on, 0:off) */
static matrix_row_t matrix[MATRIX_ROWS];
static matrix_row_t matrix_stage[MATRIX_ROWS];
static matrix_row_t matrix_debouncing[MATRIX_ROWS];
static uint16_t debouncing_time;
static bool debouncing = false;
__attribute__ ((weak))
void matrix_init_kb(void) {
@ -78,14 +83,35 @@ void matrix_init(void)
DDRD &= ~(1<<6 | 1<<4 | 1<<1);
PORTD |= (1<<6 | 1<<4 | 1<<1);
matrix_init_kb();
for (uint8_t i=0; i < MATRIX_ROWS; i++) {
matrix[i] = 0;
matrix_debouncing[i] = 0;
matrix_stage[i] = 0;
}
matrix_init_quantum();
}
uint8_t matrix_scan(void)
{
matrix[0] = (PINC&(1<<7) ? 0 : (1<<0)) | (PINB&(1<<7) ? 0 : (1<<1)) | (PINB&(1<<5) ? 0 : (1<<2));
matrix[1] = (PIND&(1<<6) ? 0 : (1<<0)) | (PIND&(1<<1) ? 0 : (1<<1)) | (PIND&(1<<4) ? 0 : (1<<2));
matrix_stage[0] = (PINC&(1<<7) ? 0 : (1<<0)) | (PINB&(1<<7) ? 0 : (1<<1)) | (PINB&(1<<5) ? 0 : (1<<2));
matrix_stage[1] = (PIND&(1<<6) ? 0 : (1<<0)) | (PIND&(1<<1) ? 0 : (1<<1)) | (PIND&(1<<4) ? 0 : (1<<2));
if (memcmp(matrix_debouncing, matrix_stage, sizeof(matrix)) != 0) {
debouncing = true;
debouncing_time = timer_read();
}
matrix_debouncing[0] = matrix_stage[0];
matrix_debouncing[1] = matrix_stage[1];
if (debouncing && (timer_elapsed(debouncing_time) > 20)) {
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
matrix[i] = matrix_debouncing[i];
}
debouncing = false;
}
matrix_scan_quantum();
@ -111,12 +137,6 @@ matrix_row_t matrix_get_row(uint8_t row)
void matrix_print(void)
{
print("\nr/c 0123456789ABCDEF\n");
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
phex(row); print(": ");
pbin_reverse16(matrix_get_row(row));
print("\n");
}
}
uint8_t matrix_key_count(void)