CSSTS=0, SUREQ=0, SUREQCLR=0, SQMON=0, CSCLR=0, SQSET=0, BSTS=0, PBUSY=0, PID=00, SQCLR=0, CCPL=0, PINGE=0
DCP Control Register
| PID | Response PID 0 (00): NAK response 1 (01): BUF response (depending on buffer state) 2 (10): STALL response 3 (11): STALL response |
| CCPL | Control Transfer End Enable 0 (0): Completion of control transfer is disabled. 1 (1): Completion of control transfer is enabled. |
| PINGE | PING Token Issue Enable 0 (0): Issuing PING token is disabled. 1 (1): Normal PING operation |
| PBUSY | Pipe Busy 0 (0): The relevant pipe is not used for the USB bus. 1 (1): The relevant pipe is in use for the USB bus. |
| SQMON | Sequence Toggle Bit Monitor 0 (0): DATA0 1 (1): DATA1 |
| SQSET | Toggle Bit Set 0 (0): Writing is ignored. 1 (1): Specifies DATA1. |
| SQCLR | Toggle Bit Clear 0 (0): Writing is ignored. 1 (1): Specifies DATA0. |
| SUREQCLR | SUREQ Bit Clear 0 (0): Writing is ignored. 1 (1): Clears the SUREQ bit to 0. |
| CSSTS | Split Transaction COMPLETE SPLIT(CSPLIT) Status 0 (0): START-SPLIT(SSPLIT) transaction processing is in progress or processing for devices that do not use Split Transaction is in progress. 1 (1): The CSPLIT transaction processing is in progress. |
| CSCLR | Split Transaction CSPLIT Status Clear 0 (0): Writing is ignored. 1 (1): Clears the CSSTS bit to 0. |
| SUREQ | SETUP Token Transmission 0 (0): Writing is ignored. 1 (1): Transmits the setup packet. |
| BSTS | Buffer Status 0 (0): Buffer access is disabled. 1 (1): Buffer access is enabled. |