Receiver interrupt set request
| TRIGGER | Write with ‘1’ to set corresponding bit in interrupt request register. |
| NOT_EMPTY | Write with ‘1’ to set corresponding bit in interrupt status register. |
| FULL | Write with ‘1’ to set corresponding bit in interrupt status register. |
| OVERFLOW | Write with ‘1’ to set corresponding bit in interrupt status register. |
| UNDERFLOW | Write with ‘1’ to set corresponding bit in interrupt status register. |
| BLOCKED | Write with ‘1’ to set corresponding bit in interrupt status register. |
| FRAME_ERROR | Write with ‘1’ to set corresponding bit in interrupt status register. |
| PARITY_ERROR | Write with ‘1’ to set corresponding bit in interrupt status register. |
| BAUD_DETECT | Write with ‘1’ to set corresponding bit in interrupt status register. |
| BREAK_DETECT | Write with ‘1’ to set corresponding bit in interrupt status register. |