• strange interrupt behaviour
    Hopefully someone can give me a tip. I'm completely lost on what's happening. I have the following problem. Using a 87C51RC processor I'm using 2 timers with interrupt, Serial comm with interrupt and...
  • Erratic interrupt behaviour
    I have a problem that sound similar to the one mentioned here http://www.keil.com/support/docs/349.htm Where can I find the Siemens C166 hardware users guide? It seems that my interrupts are...
  • scanf behaviour
    I am new to C programming. I wrote calculator program to check my ability in c. I am using ADUC831 demo board, 5x5 matrix keypad, 16x2 LCD in 4 bit mode. following is the code listing. program when run...
  • Weird interrupt behaviour on Cortex-A8
    Note: This was originally posted on 4th April 2012 at http://forums.arm.com My current configuration is as follows: Cortex A8 with TrustZone enabled. I have both secure and normal world running. Monitor...
  • mktime behaviour
    Hi, I use mktime to convert date and time into a time_t value and I see a behavior, which I didn't expect. When calling mktime with 29.02.2010, I would expect the function to return -1, but it returns...