• 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...
  • How to write values ​​from secure code to non-secure memory.
    For example, Save the value x held by the secure code in the non-secure memory. next, Access the non-secure memory where the value x will be stored from the non-secure code. I want to do...
  • How to change CM33 State from secure to non-secure
    Dear All, Please help me to change the cpu state from secure to non-secure hust after starting in reset handler itself. Is there any way to change its state to the non-secure region.
  • How to Change the Non Secure VTOR (Cortex-M33)
    Hi, I'm using the Cortex-M33 and I would like to know if it's possible to change the Non Secure Vector table offset address (VTOR) while maintaining the Secure VTOR pointing to a different address....
  • Non-secure configuration of UART1 on Arm Musca-A1
    Hi, I'm using Arm Musca-A1 and I am stuck with the configuration of UART1 to non-secure. From my understanding, to configure the peripheral to a non-secure access setting one should configure SAU and...