3.2.1.2 FLEXCOM Features
| Signal Name | Function | Signal Name by Mode | |||||
|---|---|---|---|---|---|---|---|
| SPI | TWI | 2-Wire UART | 4-Wire UART | USART | ISO7816 | ||
| FLEXCOMx_IO0 | Transmit Data | MOSI | TWD | TXD | TXD | TXD | TXD |
| FLEXCOMx_IO1 | Receive Data | MISO | TWCK | RXD | RXD | RXD | – |
| FLEXCOMx_IO2 | Serial Clock | SPCK | – | – | – | SCK | SCK |
| FLEXCOMx_IO3 | Clear to send/Chip Select | NPCS0/NSS | – | – | CTS | – | – |
| FLEXCOMx_IO4 | Request to send/Chip Select | NPCS1 | – | – | RTS | – | – |
