QPRC Control Register
| PCM | Position counter mode bits |
| RCM | Revolution counter mode bits |
| PSTP | Position counter stop bit |
| CGSC | Count clear or gate selection bit |
| RSEL | Register function selection bit |
| SWAP | Swap bit |
| PCRM | Position counter reset mask bits |
| AES | AIN detection edge selection bits |
| BES | BIN detection edge selection bits |
| CGE | Detection edge selection bits |