Set peripheral bits to 1 to mark as privileged access only
| KEYSCAN | KEYSCAN Privileged Access  |  
| DMEM | DMEM Privileged Access  |  
| RADIOAES | RADIOAES Privileged Access  |  
| SMU | SMU Privileged Access  |  
| SMUCFGNS | SMUCFGNS Privileged Access  |  
| LETIMER0 | LETIMER0 Privileged Access  |  
| IADC0 | IADC0 Privileged Access  |  
| ACMP0 | ACMP0 Privileged Access  |  
| ACMP1 | ACMP1 Privileged Access  |  
| AMUXCP0 | AMUXCP0 Privileged Access  |  
| VDAC0 | VDAC0 Privileged Access  |  
| VDAC1 | VDAC1 Privileged Access  |  
| PCNT | PCNT Privileged Access  |  
| HFRCO1 | HFRCO1 Privileged Access  |  
| HFXO0 | HFXO0 Privileged Access  |  
| I2C0 | I2C0 Privileged Access  |  
| WDOG0 | WDOG0 Privileged Access  |  
| WDOG1 | WDOG1 Privileged Access  |  
| EUSART0 | EUSART0 Privileged Access  |  
| SEMAILBOX | SEMAILBOX Privileged Access  |  
| MVP | MVP Privileged Access  |  
| AHBRADIO | AHBRADIO Privileged Access  |