Status Set or Clear register CPU2
| CH1C | processor 2 Receive channel 1 status clear |
| CH2C | processor 2 Receive channel 2 status clear |
| CH3C | processor 2 Receive channel 3 status clear |
| CH4C | processor 2 Receive channel 4 status clear |
| CH5C | processor 2 Receive channel 5 status clear |
| CH6C | processor 2 Receive channel 6 status clear |
| CH1S | processor 2 Transmit channel 1 status set |
| CH2S | processor 2 Transmit channel 2 status set |
| CH3S | processor 2 Transmit channel 3 status set |
| CH4S | processor 2 Transmit channel 4 status set |
| CH5S | processor 2 Transmit channel 5 status set |
| CH6S | processor 2 Transmit channel 6 status set |