#include "sfr_r813.h"  

#pragma interrupt Timer_X_int;

int counter,counter1, counter2, counter3;

void main(void)
{
    /*-------------------------------------------------
    -  Change on-chip oscillator clock to Main clock  -
    -------------------------------------------------*/

    prc0 = 1;           	/* Protect off */
    cm13 = 1;           	/* Xin Xout */
    cm15 = 1;           	/* XCIN-XCOUT drive capacity select bit : HIGH */
    cm05 = 0;           	/* Xin on */
    cm16 = 0;           	/* Main clock = No division mode */
    cm17 = 0;
    cm06 = 0;           	/* CM16 and CM17 enable */
    asm("nop");         	/* Waiting for stable of oscillation */
    asm("nop");
    asm("nop");
    asm("nop");
    ocd2 = 0;           	/* Main clock change */
    prc0 = 0;           	/* Protect on */

    asm( "\tFSET	I");	/* Enable interrupt */

    /*-------------------------------------------------
    -  Setting main cycle timer                       -
    -  20 MHz * 1/32 * 1/250 * 1/250 => 10 Hz         -
    -------------------------------------------------*/

    txmr 	= 0x00;		/* Timer mode for Timer X */
    prex 	= 250-1;	/* Set Prescaler X register to 250 */
    tx   	= 250-1;	/* Set Timer X register to 250*/				 
    txck0	= 0;		/* Timer Count source = f32 */
    txck1	= 1;
    txic	= 0x07;		/* Timer interrupt priority level = 7 */
    txs		= 1;		/* Timer X count start flag -> start */

    pd1		= 0x0F;		/* Set Port 1.0 - 1.3 be used for output*/
    p1		= 0x0F;		/* Set Port 1.0 - 1.3 to High */
 	 counter	= 0;		/* Set counter to zero*/
	counter1 = 0;

	counter2=0;
	counter3=0;

    while (1)			//Loop
	{	 
	    if(counter == 30 )    /* Loop */				
	    {
	        if (p1_2 == 1)
	        {	
				p1_2 = 0;					//LED 0 ist eingeschaltet
            }
	        else
	        {
	            p1_0 = 1;					//Led 0 ist ausgeschaltet
	        }
	        counter = 0;					//Counter zurücksetzen
	    }

	    if(counter1 == 90)    /* Loop */				
	    {
	        if (p1_1 == 1)
	        {	
	            p1_1 = 0;					//LED 0 ist eingeschaltet
				p1_2=0;
            }
	        else
	        {
	            p1_1 = 1;					//Led 0 ist ausgeschaltet
				p1_2 = 1;
	        }
	        counter1 = 0;					//Counter zurücksetzen
	    }
		if(counter2 == 20)
		{	
			if (p1_0 == 1)
			{	
				p1_0=0;
			}
			else
			{	
				p1_0=1;

			}
			counter2 = 0;
		}

		

	};
}

    /*-------------------------------------------------
    -  Timer X interrupt routine                      -
    -------------------------------------------------*/

void Timer_X_int(void)
{
	counter++;
	counter1++;
	counter2++;
	counter3++;
}