36.4.8 OPAxCON4
Note:
- OFCST is only set when OFCSEL =
10. - OFCST is automatically cleared by hardware when calibration is complete.
| Name: | OPAxCON4 |
| Offset: | 0x0911,0x0917,0x0B10,0x0A90 |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| OFCST | OFCSEL[1:0] | ||||||||
| Access | R/W/HC | R/W | R/W | ||||||
| Reset | 0 | 0 | 0 | ||||||
Bit 2 – OFCST Operational Amplifier Self-Calibration Start(1,2)
| Value | Description |
|---|---|
| 1 | Operational Amplifier calibration is in progress |
| 0 | Operational Amplifier calibration is not in progress or has completed |
Bits 1:0 – OFCSEL[1:0] Operational Amplifier Calibration Source Select
| Value | Description |
|---|---|
| 11 | Reserved |
| 10 | The Self-Calibration sequence is selected. |
| 01 | The input offset directly comes from user calibration data. |
| 00 | The input offset calibration directly comes from factory calibration data. |