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@ -37,6 +37,11 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. |
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/* matrix state(1:on, 0:off) */ |
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static matrix_row_t matrix[MATRIX_ROWS]; |
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static matrix_row_t matrix_stage[MATRIX_ROWS]; |
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static matrix_row_t matrix_debouncing[MATRIX_ROWS]; |
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static uint16_t debouncing_time; |
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static bool debouncing = false; |
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__attribute__ ((weak)) |
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void matrix_init_kb(void) { |
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@ -78,14 +83,35 @@ void matrix_init(void) |
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DDRD &= ~(1<<6 | 1<<4 | 1<<1); |
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PORTD |= (1<<6 | 1<<4 | 1<<1); |
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matrix_init_kb(); |
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for (uint8_t i=0; i < MATRIX_ROWS; i++) { |
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matrix[i] = 0; |
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matrix_debouncing[i] = 0; |
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matrix_stage[i] = 0; |
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} |
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matrix_init_quantum(); |
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} |
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uint8_t matrix_scan(void) |
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{ |
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matrix[0] = (PINC&(1<<7) ? 0 : (1<<0)) | (PINB&(1<<7) ? 0 : (1<<1)) | (PINB&(1<<5) ? 0 : (1<<2)); |
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matrix[1] = (PIND&(1<<6) ? 0 : (1<<0)) | (PIND&(1<<1) ? 0 : (1<<1)) | (PIND&(1<<4) ? 0 : (1<<2)); |
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matrix_stage[0] = (PINC&(1<<7) ? 0 : (1<<0)) | (PINB&(1<<7) ? 0 : (1<<1)) | (PINB&(1<<5) ? 0 : (1<<2)); |
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matrix_stage[1] = (PIND&(1<<6) ? 0 : (1<<0)) | (PIND&(1<<1) ? 0 : (1<<1)) | (PIND&(1<<4) ? 0 : (1<<2)); |
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if (memcmp(matrix_debouncing, matrix_stage, sizeof(matrix)) != 0) { |
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debouncing = true; |
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debouncing_time = timer_read(); |
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} |
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matrix_debouncing[0] = matrix_stage[0]; |
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matrix_debouncing[1] = matrix_stage[1]; |
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if (debouncing && (timer_elapsed(debouncing_time) > 20)) { |
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) { |
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matrix[i] = matrix_debouncing[i]; |
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} |
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debouncing = false; |
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} |
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matrix_scan_quantum(); |
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@ -111,12 +137,6 @@ matrix_row_t matrix_get_row(uint8_t row) |
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void matrix_print(void) |
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{ |
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print("\nr/c 0123456789ABCDEF\n"); |
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) { |
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phex(row); print(": "); |
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pbin_reverse16(matrix_get_row(row)); |
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print("\n"); |
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} |
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} |
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uint8_t matrix_key_count(void) |
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