diff options
Diffstat (limited to 'keyboards/dichotomy/matrix.c')
| -rwxr-xr-x | keyboards/dichotomy/matrix.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/keyboards/dichotomy/matrix.c b/keyboards/dichotomy/matrix.c index dc90e7501e..0799554f0a 100755 --- a/keyboards/dichotomy/matrix.c +++ b/keyboards/dichotomy/matrix.c @@ -48,6 +48,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. #define MAIN_ROWMASK 0xFFF0; #define LOWER_ROWMASK 0x3FC0; +#define UART_MATRIX_RESPONSE_TIMEOUT 10000 + /* matrix state(1:on, 0:off) */ static matrix_row_t matrix[MATRIX_ROWS]; @@ -96,8 +98,6 @@ void matrix_init(void) { uint8_t matrix_scan(void) { - //xprintf("\r\nTRYING TO SCAN"); - uint32_t timeout = 0; //the s character requests the RF slave to send the matrix @@ -113,18 +113,22 @@ uint8_t matrix_scan(void) //harm to leave it in here while(!uart_available()){ timeout++; - if (timeout > 10000){ - xprintf("\r\nTime out in keyboard."); + if (timeout > UART_MATRIX_RESPONSE_TIMEOUT) { break; } } - uart_data[i] = uart_read(); + + if (timeout < UART_MATRIX_RESPONSE_TIMEOUT) { + uart_data[i] = uart_read(); + } else { + uart_data[i] = 0x00; + } } //check for the end packet, the key state bytes use the LSBs, so 0xE0 //will only show up here if the correct bytes were recieved uint8_t checksum = 0x00; - for (uint8_t z=0; z<10; z++){ + for (uint8_t z = 0; z < 10; z++){ checksum = checksum^uart_data[z]; } checksum = checksum ^ (uart_data[10] & 0xF0); |