• CM4: Is DAP immune to MPU protections?
    Can the DAP cause exceptions by performing illegal instruction in spaces protected by MPU or is it immune? Trying my hand at setting up MPU but I cannot get it to fire - thought it might not be possible...
  • ARM CM4 FPU execption
    I am looking for FPU exception generation code. If some one share, or suggest some document for the same. Regards Anuj
  • Question is on WIC-CM4 interface
    Hi, Assume system configuration is: CM4 in a switchable power domain and WIC in always on domain. Also in response to "seeldeep" if the power management unit is powering down the CM4 and with no logic...
  • MPU
    Hi Using STM32f4 Board, I am enabling MPU in between any code (simple program) always causing memory management fault on debugging fault that ( IACCVIOL) bit is set, It means Attempting...
  • CM4: Can processor halt itself by writing DHCSR
    Hello, As part of my diagnostic regime I wanted the diag to halt when completed. It doesn't seem like it can. It seems to keep running when I CoreDebug->DHCSR = (0xA05FUL << CoreDebug_DHCSR_DBGKEY_Pos...