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Fix debouncing and add legacy keymap support

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tmk 2013-03-12 16:05:50 +09:00
parent c4ab832be0
commit 30f9baf898
10 changed files with 127 additions and 165 deletions
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65
keyboard/hbkb/matrix.c
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@ -32,32 +32,16 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
* COL: PD0-7
* ROW: PB0-7, PF4-7
*/
#if (MATRIX_COLS > 16)
# error "MATRIX_COLS must not exceed 16"
#endif
#if (MATRIX_ROWS > 255)
# error "MATRIX_ROWS must not exceed 255"
#endif
#ifndef DEBOUNCE
# define DEBOUNCE 0
# define DEBOUNCE 10
#endif
static uint8_t debouncing = DEBOUNCE;
// matrix state buffer(1:on, 0:off)
#if (MATRIX_COLS <= 8)
static uint8_t *matrix;
static uint8_t *matrix_prev;
static uint8_t _matrix0[MATRIX_ROWS];
static uint8_t _matrix1[MATRIX_ROWS];
#else
static uint16_t *matrix;
static uint16_t *matrix_prev;
static uint16_t _matrix0[MATRIX_ROWS];
static uint16_t _matrix1[MATRIX_ROWS];
#endif
static uint8_t *matrix_debouncing;
static uint8_t matrix0[MATRIX_ROWS];
static uint8_t matrix1[MATRIX_ROWS];
#ifdef MATRIX_HAS_GHOST
static bool matrix_has_ghost_in_row(uint8_t row);
@ -100,37 +84,35 @@ void matrix_init(void)
PORTD = 0xFF;
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix0[i] = 0x00;
for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix1[i] = 0x00;
matrix = _matrix0;
matrix_prev = _matrix1;
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix0[i] = 0x00;
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix1[i] = 0x00;
matrix = matrix0;
matrix_debouncing = matrix1;
}
uint8_t matrix_scan(void)
{
if (!debouncing) {
uint8_t *tmp = matrix_prev;
matrix_prev = matrix;
matrix = tmp;
}
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
unselect_rows();
select_row(i);
_delay_us(30); // without this wait read unstable value.
if (matrix[i] != (uint8_t)~read_col()) {
matrix[i] = (uint8_t)~read_col();
if (matrix_debouncing[i] != read_col()) {
matrix_debouncing[i] = read_col();
if (debouncing) {
debug("bounce!: "); debug_hex(debouncing); print("\n");
debug("bounce!: "); debug_hex(debouncing); debug("\n");
}
_delay_ms(1); // TODO: work around. HAHAHAHAHAAHA
debouncing = DEBOUNCE;
}
unselect_rows();
}
unselect_rows();
if (debouncing) {
debouncing--;
if (--debouncing) {
_delay_ms(1);
} else {
uint8_t *tmp = matrix;
matrix = matrix_debouncing;
matrix_debouncing = tmp;
}
}
return 1;
@ -139,12 +121,7 @@ uint8_t matrix_scan(void)
bool matrix_is_modified(void)
{
if (debouncing) return false;
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
if (matrix[i] != matrix_prev[i]) {
return true;
}
}
return false;
return true;
}
inline
@ -202,7 +179,7 @@ static bool matrix_has_ghost_in_row(uint8_t row)
inline
static uint8_t read_col(void)
{
return PIND;
return ~PIND;
}
inline