Extended Pin Function Setting Register 18
| CECR0B | CEC0 Input/Output Select bit |
| CECR1B | CEC1 Input/Output Select bit |
| QAIN3S | QDU-ch3 AIN input select bits |
| QBIN3S | QDU-ch3 BIN input select bits |
| QZIN3S | QDU-ch3 ZIN input select bits |
| SDCLKE | S_CLK output select bits |
| SDCMDB | S_CMD input/output select bits |
| SDDATA0B | S_CD input select bits |
| SDDATA1B | S_CD input select bits |
| SDDATA2B | S_CD input select bits |
| SDDATA3B | S_CD input select bits |
| SDCDS | S_CD input select bits |
| SDWPS | S_WP input select bits |