I2CPRESENT=NOT_PRESENT, PERSEL=NO_PERIPH_SELECTED, I2SPRESENT=NOT_PRESENT, SC3W=NOT_PRESENT, LOCK=UNLOCKED, SPIPRESENT=NOT_PRESENT, USARTPRESENT=NOT_PRESENT
Peripheral Select and Flexcomm ID register.
| PERSEL | Peripheral Select. This field is writable by software. 0 (NO_PERIPH_SELECTED): No peripheral selected. 1 (USART): USART function selected. 2 (SPI): SPI function selected. 3 (I2C): I2C function selected. 4 (I2S_TRANSMIT): I2S transmit function selected. 5 (I2S_RECEIVE): I2S receive function selected. |
| LOCK | Lock the peripheral select. This field is writable by software. 0 (UNLOCKED): Peripheral select can be changed by software. 1 (LOCKED): Peripheral select is locked and cannot be changed until this Flexcomm or the entire device is reset. |
| USARTPRESENT | USART present indicator. This field is Read-only. 0 (NOT_PRESENT): This Flexcomm does not include the USART function. 1 (PRESENT): This Flexcomm includes the USART function. |
| SPIPRESENT | SPI present indicator. This field is Read-only. 0 (NOT_PRESENT): This Flexcomm does not include the SPI function. 1 (PRESENT): This Flexcomm includes the SPI function. |
| I2CPRESENT | I2C present indicator. This field is Read-only. 0 (NOT_PRESENT): This Flexcomm does not include the I2C function. 1 (PRESENT): This Flexcomm includes the I2C function. |
| I2SPRESENT | I 2S present indicator. This field is Read-only. 0 (NOT_PRESENT): This Flexcomm does not include the I2S function. 1 (PRESENT): This Flexcomm includes the I2S function. |
| SC3W | Smart card/SPI 3 wire mode feature indicator. This field is Read-only 0 (NOT_PRESENT): This Flexcomm does not support smart card/SPI 3 wire mdoe feature 1 (PRESENT): This Flexcomm support smart card/SPI 3 wire mode feature |
| ID | Flexcomm ID. |