SPIxTXB
| Bit7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| TXB[7:0] | |||||||
| AccessW | W | W | W | W | W | W | W |
| Resetx | x | x | x | x | x | x | x |
Transmit Buffer
| Value | Name | Description |
|---|---|---|
| n | Transmit buffer is not full | Writing to this register adds the data to the top of the TXFIFO and increases the occupancy of the TXFIFO by 1. |
| x | Transmit buffer is full | Writing to this register does not affect the data in the TXFIFO or the occupancy count. The TXWE Status bit will be set. |