Module cortex_m::register [−][src]
Processor core registers
The following registers can only be accessed in PRIVILEGED mode:
- BASEPRI
- CONTROL
- FAULTMASK
- MSP
- PRIMASK
The rest of registers (see list below) can be accessed in either, PRIVILEGED or UNPRIVILEGED, mode.
- APSR
- LR
- PC
- PSP
The following registers are NOT available on ARMv6-M devices
(thumbv6m-none-eabi):
- BASEPRI
- FAULTMASK
References
- Cortex-M* Devices Generic User Guide - Section 2.1.3 Core registers
Modules
| apsr | Application Program Status Register |
| basepri | Base Priority Mask Register |
| basepri_max | Base Priority Mask Register (conditional write) |
| control | Control register |
| faultmask | Fault Mask Register |
| lr | Link register |
| msp | Main Stack Pointer |
| pc | Program counter |
| primask | Priority mask register |
| psp | Process Stack Pointer |