• Where to find hard core Arm books, courses, tutorials
    My professor hasn't taught us anything in arm assembly. Yet, we have to write a code that involves 2 dimentional arrays. Is there any complete source that I can learn this stuff from it. I understand...
  • SAM7X calling function from interrupt
    Note: This was originally posted on 5th November 2008 at http://forums.arm.com I am trying to use a timer interrupt to "Set up" a function call. INstead of setting a flag in the interrupt and then polling...
  • unable to wake up from power down mode in lpc2148 using external interrupt
    Hello Community, I am trying to execute the power down mode in lpc2148 (ARM7) controller. The power down mode instruction executes properly but after that it fails to wake due to EINT0 (external interrupt...
  • ARM7TDMI: Power dissipation Vs Frequency
    Hi I am working on ARM7TDMI  Please help me to understand  the following points: 1.  how does the current drawn by the processor with respect to the operating frequency(please mention the current values...
  • Of exceptions and aborts..
    Note: This was originally posted on 21st January 2009 at http://forums.arm.com The ARM reference manual specifies sometimes MOV PC,R14 and sometimes SUBS PC,R14, #4 for returning from exceptions. But...