USART Pin Position
| Bit7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| USART1[1:0] | USART0[1:0] | ||||||
| Access | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 0 | 0 | 0 | |||
USART 1 Signals
This bit field controls the pin locations for USART 1 signals.
| Value | Name | Description | |||
|---|---|---|---|---|---|
| TxD | RxD | XCK | XDIR | ||
0x0 |
DEFAULT | PA1 | PA2 | PA3 | PA4 |
0x1 |
ALT1 | PC2 | PC1 | PC0 | PC3 |
0x2 |
- | Reserved | |||
0x3 |
NONE | Not connected to any pins | |||
USART 0 Signals
This bit field controls the pin locations for USART 0 signals.
| Value | Name | Description | |||
|---|---|---|---|---|---|
| TxD | RxD | XCK | XDIR | ||
0x0 |
DEFAULT | PB2 | PB3 | PB1 | PB0 |
0x1 |
ALT1 | PA1 | PA2 | PA3 | PA4 |
0x2 |
- | Reserved | |||
0x3 |
NONE | Not connected to any pins | |||