SPMS=0, SPEIE=0, MSTR=0, TXMD=0, MODFEN=0, SPTIE=0, SPRIE=0, SPE=0
SPI Control Register
| SPMS | SPI Mode Select 0 (0): Select SPI operation (4-wire method) 1 (1): Select clock synchronous operation (3-wire method) |
| TXMD | Communications Operating Mode Select 0 (0): Select full-duplex synchronous serial communications 1 (1): Select serial communications with transmit-only |
| MODFEN | Mode Fault Error Detection Enable 0 (0): Disable detection of mode fault errors 1 (1): Enable detection of mode fault errors |
| MSTR | SPI Master/Slave Mode Select 0 (0): Select slave mode 1 (1): Select master mode |
| SPEIE | SPI Error Interrupt Enable 0 (0): Disable SPI error interrupt requests 1 (1): Enable SPI error interrupt requests |
| SPTIE | Transmit Buffer Empty Interrupt Enable 0 (0): Disable transmit buffer empty interrupt requests 1 (1): Enable transmit buffer empty interrupt requests |
| SPE | SPI Function Enable 0 (0): Disable SPI function 1 (1): Enable SPI function |
| SPRIE | SPI Receive Buffer Full Interrupt Enable 0 (0): Disable SPI receive buffer full interrupt requests 1 (1): Enable SPI receive buffer full interrupt requests |