AFSEL4=B_0x0, AFSEL0=B_0x0, AFSEL1=B_0x0, AFSEL6=B_0x0, AFSEL7=B_0x0, AFSEL5=B_0x0, AFSEL2=B_0x0, AFSEL3=B_0x0
GPIO alternate function low register
| AFSEL0 | Alternate function selection for port x I/O pin y These bits are written by software to configure alternate function I/Os. Note: This field is reserved and must be kept at reset value when the corresponding I/O is not available on the selected package. 0 (B_0x0): AF0 1 (B_0x1): AF1 2 (B_0x2): AF2 3 (B_0x3): AF3 4 (B_0x4): AF4 5 (B_0x5): AF5 6 (B_0x6): AF6 7 (B_0x7): AF7 8 (B_0x8): AF8 9 (B_0x9): AF9 10 (B_0xA): AF10 11 (B_0xB): AF11 12 (B_0xC): AF12 13 (B_0xD): AF13 14 (B_0xE): AF14 15 (B_0xF): AF15 |
| AFSEL1 | Alternate function selection for port x I/O pin y These bits are written by software to configure alternate function I/Os. Note: This field is reserved and must be kept at reset value when the corresponding I/O is not available on the selected package. 0 (B_0x0): AF0 1 (B_0x1): AF1 2 (B_0x2): AF2 3 (B_0x3): AF3 4 (B_0x4): AF4 5 (B_0x5): AF5 6 (B_0x6): AF6 7 (B_0x7): AF7 8 (B_0x8): AF8 9 (B_0x9): AF9 10 (B_0xA): AF10 11 (B_0xB): AF11 12 (B_0xC): AF12 13 (B_0xD): AF13 14 (B_0xE): AF14 15 (B_0xF): AF15 |
| AFSEL2 | Alternate function selection for port x I/O pin y These bits are written by software to configure alternate function I/Os. Note: This field is reserved and must be kept at reset value when the corresponding I/O is not available on the selected package. 0 (B_0x0): AF0 1 (B_0x1): AF1 2 (B_0x2): AF2 3 (B_0x3): AF3 4 (B_0x4): AF4 5 (B_0x5): AF5 6 (B_0x6): AF6 7 (B_0x7): AF7 8 (B_0x8): AF8 9 (B_0x9): AF9 10 (B_0xA): AF10 11 (B_0xB): AF11 12 (B_0xC): AF12 13 (B_0xD): AF13 14 (B_0xE): AF14 15 (B_0xF): AF15 |
| AFSEL3 | Alternate function selection for port x I/O pin y These bits are written by software to configure alternate function I/Os. Note: This field is reserved and must be kept at reset value when the corresponding I/O is not available on the selected package. 0 (B_0x0): AF0 1 (B_0x1): AF1 2 (B_0x2): AF2 3 (B_0x3): AF3 4 (B_0x4): AF4 5 (B_0x5): AF5 6 (B_0x6): AF6 7 (B_0x7): AF7 8 (B_0x8): AF8 9 (B_0x9): AF9 10 (B_0xA): AF10 11 (B_0xB): AF11 12 (B_0xC): AF12 13 (B_0xD): AF13 14 (B_0xE): AF14 15 (B_0xF): AF15 |
| AFSEL4 | Alternate function selection for port x I/O pin y These bits are written by software to configure alternate function I/Os. Note: This field is reserved and must be kept at reset value when the corresponding I/O is not available on the selected package. 0 (B_0x0): AF0 1 (B_0x1): AF1 2 (B_0x2): AF2 3 (B_0x3): AF3 4 (B_0x4): AF4 5 (B_0x5): AF5 6 (B_0x6): AF6 7 (B_0x7): AF7 8 (B_0x8): AF8 9 (B_0x9): AF9 10 (B_0xA): AF10 11 (B_0xB): AF11 12 (B_0xC): AF12 13 (B_0xD): AF13 14 (B_0xE): AF14 15 (B_0xF): AF15 |
| AFSEL5 | Alternate function selection for port x I/O pin y These bits are written by software to configure alternate function I/Os. Note: This field is reserved and must be kept at reset value when the corresponding I/O is not available on the selected package. 0 (B_0x0): AF0 1 (B_0x1): AF1 2 (B_0x2): AF2 3 (B_0x3): AF3 4 (B_0x4): AF4 5 (B_0x5): AF5 6 (B_0x6): AF6 7 (B_0x7): AF7 8 (B_0x8): AF8 9 (B_0x9): AF9 10 (B_0xA): AF10 11 (B_0xB): AF11 12 (B_0xC): AF12 13 (B_0xD): AF13 14 (B_0xE): AF14 15 (B_0xF): AF15 |
| AFSEL6 | Alternate function selection for port x I/O pin y These bits are written by software to configure alternate function I/Os. Note: This field is reserved and must be kept at reset value when the corresponding I/O is not available on the selected package. 0 (B_0x0): AF0 1 (B_0x1): AF1 2 (B_0x2): AF2 3 (B_0x3): AF3 4 (B_0x4): AF4 5 (B_0x5): AF5 6 (B_0x6): AF6 7 (B_0x7): AF7 8 (B_0x8): AF8 9 (B_0x9): AF9 10 (B_0xA): AF10 11 (B_0xB): AF11 12 (B_0xC): AF12 13 (B_0xD): AF13 14 (B_0xE): AF14 15 (B_0xF): AF15 |
| AFSEL7 | Alternate function selection for port x I/O pin y These bits are written by software to configure alternate function I/Os. Note: This field is reserved and must be kept at reset value when the corresponding I/O is not available on the selected package. 0 (B_0x0): AF0 1 (B_0x1): AF1 2 (B_0x2): AF2 3 (B_0x3): AF3 4 (B_0x4): AF4 5 (B_0x5): AF5 6 (B_0x6): AF6 7 (B_0x7): AF7 8 (B_0x8): AF8 9 (B_0x9): AF9 10 (B_0xA): AF10 11 (B_0xB): AF11 12 (B_0xC): AF12 13 (B_0xD): AF13 14 (B_0xE): AF14 15 (B_0xF): AF15 |