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    Hi, I've been searching for two days now without any result so I post this message and hope that someone could help me. I'm writing a program using ISR on the timer 0 and a button, on a processor...
  • ISR not called or Jumping to incorrect address
    I am using Keil as development environment for EFM32ZG110F32 controller from silicon labs. This is cortex M0+ core controller. I created project referring getting started manual of Keil and facing issue...
  • Jumping back to main program inside ISR
    Hi all, I have a C51 application that requires the following operation which is close to a reset but it is not a reset: 1. when a bit is set in a register, call a function and return 2. when...
  • jump to a location
    can i jump from a bootloader designed by me to an application program by changing the ProgramCounter .. i have an address location in a variable .. mov pc, addr .. is this possible or any other options...
  • #if ISR
    I have created a very useful macro that will have disastrous results if it is used inside an ISR. A few years from now some unsuspecting soul (who could be me) will probably use it inside an ISR and spend...