main.c

Proteus仿真320240TFT彩屏

#include	<LPC21XX.h>
#include	"picture.h"
#define		RS		8
#define		RW		9
#define		EN		10

void delay( unsigned int x )
{
	while ( x-- )
	{
	
	}
}


void PortInit( void )
{
	PINSEL0		&=		0xffc00000;
	IO0DIR		|=		0x7ff;
	IO0SET		|=		0xff;
	IO0SET		|=		(1<<RS);
	IO0SET		|=		(1<<RW);
	IO0CLR		|=		(1<<EN);
}

void TFTWriteCmd( unsigned char Command )
{
	IO0SET	|=	Command;
	IO0CLR	|=	~Command;
	
	IO0CLR	|=	(1<<RS);
	IO0CLR	|=	(1<<RW);

	IO0SET	|=	(1<<EN);
	delay( 10 );
	IO0CLR	|=	(1<<EN);
//	IO0SET	|=	(1<<RW);
}

void TFTWriteData( unsigned char Data )
{
	IO0SET	|=	Data;
	IO0CLR	|=	~Data;
	
	IO0SET	|=	(1<<RS);
	IO0CLR	|=	(1<<RW);

	IO0SET	|=	(1<<EN);
	delay( 10 );
	IO0CLR	|=	(1<<EN);
//	IO0SET	|=	(1<<RW);
}

void TFTInit( void )
{
	unsigned int i;
	unsigned short temp;
	TFTWriteCmd( 0x00 );
	TFTWriteCmd( 0x00 );
	TFTWriteCmd( 0x00 );
	TFTWriteCmd( 0x00 );
	for ( i = 0; i < 320*240; i++ )
	{
		
		temp	=	girl[i];
		
		TFTWriteData( temp%256 );
		TFTWriteData( temp/256 );
	}
}

int main( void )
{
	PortInit();
	TFTInit();
	while ( 1 )
	{
	
	} 
}