SPRUJ42E March 2022 – October 2024 AM2631 , AM2631-Q1 , AM2632 , AM2632-Q1 , AM2634 , AM2634-Q1
PRODUCTION DATA
The IIR is a read-only register, which provides the source of the interrupt in a prioritized manner.
Return to Summary Table
| Instance Name | Physical Address |
|---|---|
| UART0 | 5230 0008h |
| UART1 | 5230 1008h |
| UART2 | 5230 2008h |
| UART3 | 5230 3008h |
| UART4 | 5230 4008h |
| UART5 | 5230 5008h |
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 |
| RESERVED | |||||||
| NONE | |||||||
| 0h | |||||||
| 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
| RESERVED | |||||||
| NONE | |||||||
| 0h | |||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 |
| RESERVED | |||||||
| NONE | |||||||
| 0h | |||||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| RESERVED | TX_STATUS_IT | RESERVED | RX_OE_IT | RX_STOP_IT | THR_IT | RHR_IT | |
| NONE | R | NONE | R | R | R | R | |
| 0h | 0h | 0h | 0h | 0h | 0h | 0h | |
| Bit | Field | Type | Reset | Description |
|---|---|---|---|---|
| 31:6 | RESERVED | NONE | 0h | Reserved |
| 5 | TX_STATUS_IT | R | 0h | 1 TX status interrupt active 0 TX status interrupt inactive |
| 4 | RESERVED | NONE | 0h | Reserved |
| 3 | RX_OE_IT | R | 0h | 1 RX overrun interrupt active 0 RX overrun interrupt inactive |
| 2 | RX_STOP_IT | R | 0h | 1 Receive stop interrupt active 0 Receive stop interrupt inactive |
| 1 | THR_IT | R | 0h | 1 THR interrupt active 0 THR interrupt inactive |
| 0 | RHR_IT | R | 0h | 1 RHR interrupt active 0 RHR interrupt inactive |