• At89s8252
    I am using At89s8252 to develope my project. and i have some difficult now. I need to set the following things, 1. Timer 0 and a time ticker 2. SPI port for serial interfancing 3. Serial port...
  • high precision timer using AT89S8252
    I am trying to implement a high precision timer using AT89S8252 using the following code: void configureTimer0(void) { EA = 0; TMOD &= 0xf0; TMOD |= 0x01; ET0 =1; TH0 = TH_VAL TL0 = TL_VAL...
  • Count Timer value
    I want to count time between two rising edge of TTL Pulses. For that I am using Timer0 & Timer1. Timer0 is generate interrupt at every 20ms. In Timer0 ISR I start GPIO Interrupt. In GPIO ISR I start...
  • simple code for AT89S8252
    hey, does anyone know a simple code for the Atmel chip AT89S8252? i just want to know if the chip works or not. Thanks
  • REGARDING AT89S8252
    HI, WHEN I DEBUGGING AT89S8252 ,THE SPI PHERIPHERAL NOT SHOWING ,WHEN I CLICK THE SPI PHERIPHERAL ,IT TURN OFF ALL THE PROGRAM.