main.c

C code for using 8051 to control philiphs I2C FM tuner (use sdcc compiler)

#include <at89x52.h>
#include "i2c.h"
#include "ir.h"
#include "tuner.h"

void main(void) 
{
	IR_Initial();

	while(1) {
		if ( (PCON & 0x01) == 0)	// If not in idle mode
			PCON |= 0x01;			// Enter the Idle Mode
	}	
}