//h8300-hms-gcc -mh -g 3.c -o 3.x
//h8300-hms-gdb 3.x
//h8300-hms-gcc -c -mh -S 3.c

//h8300-hms-gcc -fomit-frame-pointer -c -O2 -mh -S -Wall 3.c
//h8300-hms-gcc -mh 3.s -o 3.x
//h8300-hms-gdb 3.x

//h8300-hms-gcc -fomit-frame-pointer -c -O2 -mh -g -Wall 3.c -o 3.x
volatile char* const P4PCR = ( char* )0xffffda ;
volatile char* const P4DR  = ( char* )0xffffc7 ;
volatile char * const P4DDR = (char* )0xffffc5 ;

void Timer( int LoopCnt ) ;
void Led( int Status ) ;
void LedBlink( void ) ;

int main( void )
{
	*P4DDR = 0x7f ;
	*P4PCR = 0xff ;
	LedBlink() ;
	return( 0 ) ;
}
void LedBlink( void )
{
	for(;;) {
		Led( 1 ) ;
		Timer( 1 ) ;
		Led( 0 ) ;
		Timer( 1 ) ;
	}
}
void Led( int Status )
{
	if( Status == 0 ) {
		*P4DR = ( *P4DR ) | 0x40 ;
	}
	else {
		*P4DR = ( *P4DR ) & ( ~0x40 ) ;
	}
}
void Timer( int LoopCnt )
{
	int i ;
	for( i = 0 ; i < LoopCnt ; i ++ ) {
	}
}