7.1.3 FDEVOPT Configuration Register
Note:
- Fixed pin option is only available for packages larger than 48-pins.
- Refer to the pin diagrams for alternate pin availability.
Legend: r = Reserved bit, R = Readable bit, W = Writable bit
| Name: | FDEVOPT |
| Offset: | 0x7F3020 |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| Access | |||||||||
| Reset |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| Access | |||||||||
| Reset |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| FSPI2DIS | |||||||||
| Access | r | ||||||||
| Reset | 0 |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| BISTDIS | ALTI2C3 | ALTI2C2 | ALTI2C1 | ||||||
| Access | R/W | R/W | R/W | R/W | |||||
| Reset | 1 | 1 | 1 | 1 |
Bit 13 – FSPI2DIS SPI 2 Fast I/O Pad Disable bit(1)
| Value | Description |
|---|---|
| 1 | SPI2 uses PPS (IO Remap) to make connects with device pins. |
| 0 | SPI2 uses direct connections with specified device pins. |
Bit 6 – BISTDIS Memory BIST Feature Disable bit
| Value | Description |
|---|---|
| 1 | mBIST on Reset feature disabled |
| 0 | mBIST on Reset feature enabled |
Bit 5 – ALTI2C3 Alternate I2C3 Pin Mapping bit(2)
| Value | Description |
|---|---|
| 1 | Default location for SCL3/SDA3 pins |
| 0 | Alternate location for SCL3/SDA3 pins (ASCL3/ASDA3) |
Bit 4 – ALTI2C2 Alternate I2C2 Pin Mapping bit(2)
| Value | Description |
|---|---|
| 1 | Default location for SCL2/SDA2 pins |
| 0 | Alternate location for SCL2/SDA2 pins (ASCL2/ASDA2) |
Bit 3 – ALTI2C1 Alternate I2C1 Pin Mapping bit(2)
| Value | Description |
|---|---|
| 1 | Default location for SCL1/SDA1 pins |
| 0 | Alternate location for SCL1/SDA1 pins (ASCL1/ASDA1) |