38.7.44 Tx Event FIFO Configuration
| Symbol | Description | Symbol | Description | Symbol | Description |
|---|---|---|---|---|---|
| R | Readable bit | HC | Cleared by Hardware | (Grey cell) | Unimplemented |
| W | Writable bit | HS | Set by Hardware | X | Bit is unknown at Reset |
| K | Write to clear | S | Software settable bit | — | — |
| Name: | TXEFC |
| Offset: | 0xF0 |
| Reset: | 0x00000000 |
| Property: | Write-restricted |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| EFWM[5:0] | |||||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| EFS[5:0] | |||||||||
| Access | R | R | R | R | R | R | |||
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | |||
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| EFSA[15:8] | |||||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| EFSA[7:0] | |||||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Bits 29:24 – EFWM[5:0] Event FIFO Watermark
| Value | Description |
|---|---|
| 0 | Watermark interrupt disabled. |
| 1 - 32 | Level for Tx Event FIFO watermark interrupt (IR.TEFW bit (IR <13>)). |
| >32 | Watermark interrupt disabled. |
Bits 21:16 – EFS[5:0] Event FIFO Size
| Value | Description |
|---|---|
| 0 | Tx Event FIFO disabled |
| 1 - 32 | Number of Tx Event FIFO elements. |
| >32 | Values greater than 32 are interpreted as 32. |