63.10.65 TWI Receive Holding Register (Default Mode)
If FIFO is enabled (FLEX_TWI_CR.FIFOEN=1), a byte access on FLEX_TWI_RHR reads one data, see TWI Single Data Access for details.
| Name: | FLEX_TWI_RHR (DEFAULT_MODE) |
| Offset: | 0x630 |
| Reset: | 0x00000000 |
| Property: | Read-only |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| Access | |||||||||
| Reset |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| Access | |||||||||
| Reset |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| ASTATE[1:0] | PSTATE | SSTATE[1:0] | |||||||
| Access | R | R | R | R | R | ||||
| Reset | 0 | 0 | 0 | 0 | 0 | ||||
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| RXDATA[7:0] | |||||||||
| Access | R | R | R | R | R | R | R | R | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Bits 12:11 – ASTATE[1:0] Acknowledge State (Client Sniffer Mode only)
| Value | Name | Description |
|---|---|---|
| 0 | NONE | No Acknowledge or Nacknowledge detected after previously logged data |
| 1 | ACK | Acknowledge (A) detected after previously logged data |
| 2 | NACK | Nacknowledge (NA) detected after previously logged data |
| 3 | UNDEF | Not defined |
Bit 10 – PSTATE Stop State (Client Sniffer Mode only)
| Value | Description |
|---|---|
| 0 | No STOP (P) detected after previous logged data. |
| 1 | Stop detected (P) after previous logged data. |
Bits 9:8 – SSTATE[1:0] Start State (Client Sniffer Mode only)
| Value | Name | Description |
|---|---|---|
| 0 | NOSTART | No START detected with the logged data |
| 1 | START | START (S) detected with the logged data |
| 2 | RSTART | Repeated START (Sr) detected with the logged data |
| 3 | UNDEF | Not defined |