tp_h.h

8051带32Mflash的源代码

#include <reg52.h>

#define uint unsigned int
#define ulong unsigned long int
#define uchar unsigned char

sfr P4 = 0xe8;
sbit P40=P4^0;
sbit P41=P4^1;
sbit P42=P4^2;

#define TP_MODE 0x80

sbit	TP_DCLK = P1^0;
sbit	TP_DIN = P1^1;
sbit	TP_BUSY = P1^5;
sbit	TP_DOUT = P1^6;
sbit	TP_INT = P3^2;

unsigned int TP_X,TP_Y;
bit  TP_FLAG;

/*----------------------------------------------------------------
		TP_SUB program 	
-----------------------------------------------------------------*/
uint ReadFromCharFrom7843(void);
void WriteCharTo7843(unsigned char num);

void tp_cs(bit flag);
unsigned int tp_read(unsigned char a);
uint *TP_XY_READ(void);

/*----------------------------------------------------------------
		DELAY program 	
-----------------------------------------------------------------*/
extern void delay5us(uint utimes);    //5uS*utimes  IN 12MHZ
extern void delay10ms(uint mtimes); //10MS*mtimes  IN 12MHZ