//
// A Loop in the pattern
//
//
#include <p24fj128ga010.h>

#define DELAY	16000       
// use just 16 to speed up the simulation with MPLAB SIM 

main()
{
    // init control registers
	TRISA = 0xff00;	// all PORTA as output
	T1CON = 0x8030; // TMR1 on, prescale 1:256 Tclk/2
	
	// main application loop
	while( 1)
	{
		//1. turn pin 0-7 on and wait for 1/4 of a second
		PORTA = 0xff;	
		TMR1 = 0;
		while ( TMR1 < DELAY)
		{
		}

		// 2. turn all pin off and wait for a 1/4 of a second
		PORTA = 0;
		TMR1 = 0;
		while ( TMR1 < DELAY)
		{
		}
	} // main loop
} // main