• in debug mode, won't enter main()
    Hello, I am looking for some help with my Keil uVision 5.27. I am able to run some example code for my chip that I downloaded from NXP. I have 0 errors and 0 warnings. I am able to go into the debug...
  • ARM: Simulator won't run unmodified Blinky
    Newbie here. I've spent about a day digging through app notes and previous postings and don't see the answer to this. I have an MCB2929, though we are waiting for the ULINK box. Therefore I am trying...
  • Application won't start
    Hi, I'm trying to port and older RTX project which uses external SDRAM. But before it gets to main() I'm getting an Undef_handler error. When I single step I find that the error occurs at a specific...
  • watchdog won't reset
    Hello, I want to do a reset using a watchdog but it's not resetting. I do not have any other watchdog code in my project. I am using SAM7x256. I am using this code: AT91C_BASE_WDTC->WDTC_WDMR...
  • GPIO interrupt won't trigger
    I have set a pin on a Cortex M3 to act as an rising-edge triggered interrupt and it's not firing for some reason. What it should do is receive a 1Hz pulse, trigger an interrupt and start a 12.8Khz square...