diff options
Diffstat (limited to 'keyboards/bajjak/matrix.c')
| -rw-r--r-- | keyboards/bajjak/matrix.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/keyboards/bajjak/matrix.c b/keyboards/bajjak/matrix.c index 20fc3c8f23..424bc29e4e 100644 --- a/keyboards/bajjak/matrix.c +++ b/keyboards/bajjak/matrix.c @@ -145,12 +145,7 @@ static matrix_row_t read_cols(uint8_t row) { uint8_t data = 0; // reading GPIOB (column port) since in mcp23018's sequential mode // it is addressed directly after writing to GPIOA in select_row() - mcp23018_status = i2c_start(I2C_ADDR_READ, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - mcp23018_status = i2c_read_nack(BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status < 0) goto out; - data = ~((uint8_t)mcp23018_status); - mcp23018_status = I2C_STATUS_SUCCESS; - out: - i2c_stop(); + mcp23018_status = i2c_receive(I2C_ADDR, &data, 1, BAJJAK_EZ_I2C_TIMEOUT); return data; } } else { @@ -195,11 +190,10 @@ static void select_row(uint8_t row) { if (!mcp23018_status) { // set active row low : 0 // set other rows hi-Z : 1 - mcp23018_status = i2c_start(I2C_ADDR_WRITE, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - mcp23018_status = i2c_write(GPIOA, BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - mcp23018_status = i2c_write(0xFF & ~(1 << row), BAJJAK_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - out: - i2c_stop(); + uint8_t data; + data = 0xFF & ~(1 << row); + mcp23018_status = i2c_writeReg(I2C_ADDR, GPIOA, &data, 1, BAJJAK_EZ_I2C_TIMEOUT); + } } else { // select on teensy |