[Atmel] 跑一下XMEGA-B1程序(4)定时器TC0

#include <asf.h>

static void my_callback(void)

{

        // User code to execute when the overflow occurs here

        ioport_set_pin_high(LED0_GPIO);

        ioport_set_pin_high(LED1_GPIO);

        ioport_set_pin_high(LED2_GPIO);

        ioport_set_pin_high(LED3_GPIO);

        //delay_s(1);

}

int main (void)

{

        /* Insert system clock initialization code here (sysclk_init()). */



        //sysclk_init();

        

        pmic_init();

        sysclk_init();

        board_init();

        delay_init();

        tc_enable(&TCC0);

        tc_set_overflow_interrupt_callback(&TCC0, my_callback);

        tc_set_wgm(&TCC0, TC_WG_NORMAL);

        tc_write_period(&TCC0, 65535);

        tc_set_overflow_interrupt_level(&TCC0, TC_INT_LVL_LO);

        cpu_irq_enable();

        tc_write_clock_source(&TCC0, TC_CLKSEL_DIV1_gc);

        while(1)

        {

     //ioport_set_pin_high(LED0);

     //ioport_set_pin_high(LED1);

         //ioport_set_pin_high(LED2);

         //ioport_set_pin_high(LED3);

         //ioport_set_pin_high(LED0_GPIO);

         //ioport_set_pin_high(LED1_GPIO);

         //ioport_set_pin_high(LED2_GPIO);

         //ioport_set_pin_high(LED3_GPIO);

         //delay_s(1);

         ioport_set_pin_low(LED0);

         ioport_set_pin_low(LED1);

         ioport_set_pin_low(LED2);

         ioport_set_pin_low(LED3);

         //delay_s(1);

         

        }

        // while(1);        

        



        /* Insert application code here, after the board has been initialized. */

}