Correct way to mask interrupts in secure world ARMv8M M33

Hello, I'm wondering what the correct way to mask non secure interrupts is, on entering secure world on an ARMv8-M processor, with Main and Security extensions. The scenario I have is as follows: ...
Correct way to mask interrupts in secure world ARMv8M M33

Hello, I'm wondering what the correct way to mask non secure interrupts is, on entering secure world on an ARMv8-M processor, with Main and Security extensions. The scenario I have is as follows: ...
Cortex-M23/M33 dynamic power

I am doing a survey of the Cortex-M processors, and came across the M23/M33, which are described as having very low power like the M0. Are there some actual numbers (for example, with the smallest configuration...
Cortex-M23/M33 dynamic power

I am doing a survey of the Cortex-M processors, and came across the M23/M33, which are described as having very low power like the M0. Are there some actual numbers (for example, with the smallest configuration...
cortex-m23 fault after enable MPU

void test_mpu(){ ARM_MPU_SetMemAttr(0UL, ARM_MPU_ATTR( /* Normal memory */ ARM_MPU_ATTR_MEMORY_(0UL, 1UL, 1UL, 1UL), /* Outer Write-Back transient with read and write allocate */ ARM_MPU_ATTR_MEMORY_...