• Multiple ISRs (interrupt service routines)
    I'm using the Keil MCB900 eval board with a P89LPC938 at 7.3728MHz and the LPC900 development tools (demo version). I'm using most of Mark Odell's UART and Timer code. I have setup Timer 1 as the...
  • os_mut_wait in low level functions
    An experienced programmer told me we should not use os_mut_wait in the bottom of a function call tree, e.g: function A() call B(), B() call C(), C call D(), D() is about sending bytes through UART...
  • Regarding interrupt service routine
    After interrupt service routine handling is it isrreturn or simple return
  • problem with interrupt service routine
    Hi, I'm beginner in software-develop for µcontroller and i have a question to programm ISR: I can initialise the UART for writing data, but I want to observe incoming data. For that I need an ISR...
  • Interrupt Service Routine Help
    Hi, I'm a newbie to assembly programming and to uvision2, and I'm trying to make a piece of code in assembly that runs an interrupt service routine when timer0 overflows. I can enable the interrupt, but...