• Interrupt Problem
    A.E Thank you so much for your generous help. I have a wired problem with the following code when I was using emulator to debug them: #include <reg52.h> #include <absacc.h> unsigned char...
  • UART interrupt problem
    Hi, I have written code which has UART0 setup to interrupt on THRE and RDA events, however when I get an interrupt the value of U0IIR is 0xC1 which makes no sense. If I set a break point on the...
  • timer interrupt problem
    hi, i m facing one peculiar problem in timer 1 interrupt in Atmel 89c52. Using interrupt, I am generating a pulse at regular intervals. If I watch the pulses continuously in oscilloscope,sometimes...
  • interrupt stops interrupting
    Myself and my partner have written a program to interface keypad(4x4)&lcd to a targetboard (c8051) and also we have written a subroutine to realise a realtime clock using timer3 interrupt. The problem...
  • Interrupt 10 & interrupt 4 clashing?
    Hi! I have the following code: int fnRIIRQ() interrupt 4 { LED = !LED; return; } void Dummy5 (void) interrupt 10 { } main() { while(1); } Looking at the code nothing should...