I2CS Control A
| SWRST | Software Reset |
| ENABLE | Enable |
| MODE | Operating Mode |
| RUNSTDBY | Run during Standby |
| PINOUT | Pin Usage |
| SDAHOLD | SDA Hold Time |
| SEXTTOEN | Slave SCL Low Extend Timeout |
| SPEED | Transfer Speed |
| SCLSM | SCL Clock Stretch Mode |
| LOWTOUTEN | SCL Low Timeout Enable |