external interrupt

External interrupt For CSS Compiler

#include <16F877.h> #device adc=8 #fuses XT,NOWDT,NOPROTECT,NOLVP #use delay(clock=4000000) #INT_EXT void EXT_ISR(void){ output_toggle(PIN_B7); delay_us(300); } void Init_MCU(void){ enable_interrupts(GLOBAL); enable_interrupts(INT_EXT); ext_int_edge(H_TO_L); set_tris_B(0x01); output_low(pin_B7); } void main(){ Init_MCU(); while (TRUE) { output_toggle(PIN_B6); delay_ms(1000); } }