#include "Timer_1.h" uint8 toggle_flag = 0; toggle_flag = 1; Timer_1_ReadStatusRegister(); extern uint8 toggle_flag; void main() { /* Enable global interrupts */ CYGlobalIntEnable; // Initialize, enable interrupt, timer isr_1_Start(); Timer_1_Start(); for(;;) { /* Toggle the LED1 pin, reset the flag variable */ if(toggle_flag == 1) { LED1_Write(~LED1_Read()); toggle_flag = 0; } } }