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    hi, I use a 8051 core micro controller in one of my applications where i am suppose to control the motion of a motor. I have used encoder feedback as a measure of motion. The encoder pulses are given...
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    I have a strange problem in interrupt, I am incrementing a variable in interrupt and displayng in main program, the code is working fine for some time , latter the system gets hanged , i dont know why...
  • Interrupt exit problem
    hi all... i am using 89s52 with 3.7v li-io battery. i have made a small circuit in which i want to exit idle mode.... as soon as the power is switch on my 89s52 with enter the idle mode. so to exit...
  • P89C51RD2 PCA interrupt problem
    Hi everybody, I'm working on P89V51RD2 at 11.0592Mhz from NXP with Keil uVision3, and I have got a problem on the PCA interrupts. The code I'm going to show you, is the simplified version of my...
  • problem with p89c669 serial interrupt
    iam using p89c669 for serial communication the problem is no transmission thats TI_0 is not getting set when i mov something to s0buf,iam using uart 0 void main() { i=0; PCON = 0X10; S0CON = 0X50;...