• LPC2400 Erratic code execution
    Hi Recently my ARM LPC2478 MDK-ARM project has reached a point where if I add one extra line of code I see all kinds of RAM corruption and sometimes the DABT_handler being called. If I remove that...
  • XPERCON strange behaviour on C167CS
    I have a software that is now stable for years on C167CR and I wanted to port it to C167CS to add a 2nd CAN controller. If in the Start167.A66 I add only the line MOV XPERCON,#0401H then the software...
  • Serial interrupt behaviour?
    Hi everyone! I'm a n00b to microcontroller programming so have patience with me :) The mission is to handle some uart (rs232) communication, both rx and tx. My part is a small module going into...
  • 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...
  • 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...