#include "ezdsp5535.h"
#include <stdio.h>
#include <csl_general.h>
#include "ezdsp5535_led.h"
#include "registers.h"
#include "interrupts.h"


Uint16 led = FALSE;

void GPIO_IntrTest(void);

interrupt void INT_GPIO(void);

void gpio_output_pin_toggle(void);
        
void main(void)
{
	
	
        EZDSP5535_LED_init( );
        EZDSP5535_XF_toggle();
      

        /*CALL THE FUNCTION!!!!!*/
	GPIO_IntrTest(); 

	gpio_output_pin_toggle();
	printf("test....\n");
	
        while(1)
        {}
        
}//ENDMAIN


/*THE FUNCTION FOR BLINKING THE LED*/
void gpio_output_pin_toggle(void)
{
    if (led)
    {
        EZDSP5535_LED_off(1);
        led=~led;
    }
    else
    {
        EZDSP5535_LED_on(1);
        led=~led;
    }
    //printf("TOGGLE PIN!\n");
}


/*THE FUNCTION FOR SETTING THE INTERRUPT REGISTERS*/
void GPIO_IntrTest(void)
{
	IODIR1|=(0<<GPIO11); /*SET THE GPIO10 AS INPUT PIN*/
	IOINTEDGE1|=(1<<GPIO10);/*FOR CONFIGURING INTERRUPT TO TRIGGER ON THE FALLING EDGE*/
	IOINTEN1|=(1<<GPIO10);/*FOR ENABLING INTERRUPT ON THE GPIO10 PIN*/
	//IOINTFLG1|=(1<<GPIO10);
	
    IRQ_hook_func(INT_GPIO, ISR_GPIO); // hook interrupt function in vector table
    IRQ_enable(ISR_GPIO);    // enable GPIO interrupt in IERx register                                                                                               // globally enable interrupts (INTM)
    IRQ_globalEnable();		/* ENABLE CPU Interrupts */
	
}//END GPIO_IntrTest


/*THE FUNCTION FOR INTERRUPT*/
interrupt void INT_GPIO(void)
{
	IOINTFLG1|=(1<<GPIO10);
	IODATAIN1^=(1<<GPIO10);
	
        /*BLINKING LED*/
	gpio_output_pin_toggle();
	
	printf("END ..... ISR\n");
	
}//END INTGPIO