WPCPU=0, RPGRPA=0, WPGRPA=0, RPCPU=0
Access Control Register for Internal Peripheral Bus 9
| RPCPU | CPU Read Protection 0 (0): Memory protection for CPU read disabled 1 (1): Memory protection for CPU read enabled |
| WPCPU | CPU Write Protection 0 (0): Memory protection for CPU write disabled 1 (1): Memory protection for CPU write enabled |
| RPGRPA | Master MPU Group A Read Protection 0 (0): Memory protection for master MPU group A read disabled 1 (1): Memory protection for master MPU group A read enabled |
| WPGRPA | Master MPU Group A Write Protection 0 (0): Memory protection for master MPU group A write disabled 1 (1): Memory protection for master MPU group A write enabled |