summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--keyboards/3w6/rev2/matrix.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/keyboards/3w6/rev2/matrix.c b/keyboards/3w6/rev2/matrix.c
index 4df161b898..0fc0322b6e 100644
--- a/keyboards/3w6/rev2/matrix.c
+++ b/keyboards/3w6/rev2/matrix.c
@@ -187,23 +187,20 @@ static matrix_row_t read_cols(uint8_t row) {
} else {
uint8_t data = 0;
uint8_t port0 = 0;
- tca9555_status = i2c_readReg(I2C_ADDR, IREGP0, port0, 1, I2C_TIMEOUT);
+ tca9555_status = i2c_readReg(I2C_ADDR, IREGP0, &port0, 1, I2C_TIMEOUT);
if (tca9555_status) { // if there was an error
// do nothing
return 0;
} else {
- uint8_t port0 = ports[0];
- uint8_t port1 = ports[1];
-
// We read all the pins on GPIOA.
// The initial state was all ones and any depressed key at a given column for the currently selected row will have its bit flipped to zero.
// The return value is a row as represented in the generic matrix code were the rightmost bits represent the lower columns and zeroes represent non-depressed keys while ones represent depressed keys.
// the pins connected to eact columns are sequential, but in reverse order, and counting from zero down (col 5 -> GPIO04, col6 -> GPIO03 and so on).
- data |= ( port0 & 0x01 ) << 4;
- data |= ( port0 & 0x02 ) << 2;
- data |= ( port0 & 0x04 );
- data |= ( port0 & 0x08 ) >> 2;
- data |= ( port0 & 0x10 ) >> 4;
+ data |= (port0 & 0x01) << 4;
+ data |= (port0 & 0x02) << 2;
+ data |= (port0 & 0x04);
+ data |= (port0 & 0x08) >> 2;
+ data |= (port0 & 0x10) >> 4;
tca9555_status = I2C_STATUS_SUCCESS;
return data;
@@ -244,11 +241,13 @@ static void select_row(uint8_t row) {
case 4: port1 &= ~(1 << 0); break;
case 5: port1 &= ~(1 << 1); break;
case 6: port1 &= ~(1 << 2); break;
- case 7: port0 &= ~(1 << 5); break;
+ case 7:
+ port1 &= ~(1 << 3);
+ break;
default: break;
}
- tca9555_status = i2c_writeReg(I2C_ADDR, OREGP1, port1, 2, I2C_TIMEOUT);
+ tca9555_status = i2c_writeReg(I2C_ADDR, OREGP1, &port1, 2, I2C_TIMEOUT);
// Select the desired row by writing a byte for the entire GPIOB bus where only the bit representing the row we want to select is a zero (write instruction) and every other bit is a one.
// Note that the row - MATRIX_ROWS_PER_SIDE reflects the fact that being on the right hand, the columns are numbered from MATRIX_ROWS_PER_SIDE to MATRIX_ROWS, but the pins we want to write to are indexed from zero up on the GPIOB bus.
}