diff options
Diffstat (limited to 'keyboards/gboards/ergotaco/matrix.c')
| -rw-r--r-- | keyboards/gboards/ergotaco/matrix.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/keyboards/gboards/ergotaco/matrix.c b/keyboards/gboards/ergotaco/matrix.c index 63d4c4f5f3..3c49f2802e 100644 --- a/keyboards/gboards/ergotaco/matrix.c +++ b/keyboards/gboards/ergotaco/matrix.c @@ -234,15 +234,8 @@ static matrix_row_t read_cols(uint8_t row) return 0; } else { uint8_t data = 0; - mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - mcp23018_status = i2c_write(GPIOB, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - mcp23018_status = i2c_start(I2C_ADDR_READ, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - mcp23018_status = i2c_read_nack(ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status < 0) goto out; - data = (~((uint8_t)mcp23018_status) >> 2) & 0x01 ; - mcp23018_status = I2C_STATUS_SUCCESS; - out: - i2c_stop(); - + mcp23018_status = i2c_readReg(I2C_ADDR, GPIOB, &data, 1, ERGODOX_EZ_I2C_TIMEOUT); + data = (~((uint8_t)data) >> 2) & 0x01 ; #ifdef DEBUG_MATRIX if (data != 0x00) xprintf("I2C: %d\n", data); #endif @@ -274,11 +267,8 @@ static void select_row(uint8_t row) if (mcp23018_status) { // do nothing on error // Read using bitmask } else { // set active row low : 0 // set other rows hi-Z : 1 - mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - mcp23018_status = i2c_write(GPIOA, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - mcp23018_status = i2c_write(~(1<<row), ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out; - out: - i2c_stop(); + uint8_t data = ~(1<<row); + mcp23018_status = i2c_writeReg(I2C_ADDR, GPIOA, &data, 1, ERGODOX_EZ_I2C_TIMEOUT); } } else { // Output low(DDR:1, PORT:0) to select |