Reading non-secure world code memory from the secure world

Hi! I am currently using an ARM Cortex-M23 based Nuvoton M2351 with the Keil MDK IDE. I am trying to read non-secure domain code memory (stored at 0x10040XXX) from privileged secure world code. I...
Reading non-secure world code memory from the secure world

Hi! I am currently using an ARM Cortex-M23 based Nuvoton M2351 with the Keil MDK IDE. I am trying to read non-secure domain code memory (stored at 0x10040XXX) from privileged secure world code. I...
Setting Non-Secure Memory from Secure Memory on TrustZone for Armv8-m

Hello, I have a very simple program on TrustZone enabled Cortex M33 core; - Start Secure & Privileged state - Set an SRAM Memory Region as Non-Secure using SAU - Set a WORD Value in Non-Secure World from...
Setting Non-Secure Memory from Secure Memory on TrustZone for Armv8-m

Hello, I have a very simple program on TrustZone enabled Cortex M33 core; - Start Secure & Privileged state - Set an SRAM Memory Region as Non-Secure using SAU - Set a WORD Value in Non-Secure World from...
Interrupts from the secure world to the non-secure world.

Hello experts, I am using SAM L11 (Core is Cortex-M23). I did a simple test of the interrupt. In the case of the handler was the secure world, it worked as I expected. The instruction sequences are...