|
|
@ -54,9 +54,9 @@ static uint32_t read_cols(void) { |
|
|
|
uint8_t state_1 = 0; |
|
|
|
uint8_t state_2 = 0; |
|
|
|
uint8_t state_3 = 0; |
|
|
|
pca9555_readPins(IC2, PCA9555_PORT0, &state_1); |
|
|
|
pca9555_readPins(IC2, PCA9555_PORT1, &state_2); |
|
|
|
pca9555_readPins(IC1, PCA9555_PORT1, &state_3); |
|
|
|
pca9555_readPins(IC1, PCA9555_PORT1, &state_1); |
|
|
|
pca9555_readPins(IC2, PCA9555_PORT0, &state_2); |
|
|
|
pca9555_readPins(IC2, PCA9555_PORT1, &state_3); |
|
|
|
|
|
|
|
uint32_t state = ((((uint32_t)state_3 & 0b01111111) << 12) | ((uint32_t)state_2 << 4) | (((uint32_t)state_1 & 0b11110000) >> 4)); |
|
|
|
return ~state; |
|
|
|