main.h

At89s52单片机与max527的da程序

#include "reg52.h"

/**********************全局变量*************************/

extern unsigned char Channel_Msb;
extern unsigned char Channel_Lsb;
extern unsigned char Buffer_Key;
extern unsigned int DA_Input;
extern float DA_Output;

/**************************DA Max527********************************/

void Timer0_Initial();
void Collection_Data();
void Process_Data();


/***************FYD_12864******************************/

unsigned char LCDBusyWait();

void WriteLCD_Data(unsigned char Data);

void WriteLCD_Command(unsigned char Command);

unsigned char ChangeAddress(unsigned char StartAddress);

void WriteLCD(unsigned char StartAddress,unsigned char Size,unsigned char Charactors[]);

void WriteLCD_Number(unsigned char Address,unsigned char Number);

void WriteLCD_CharNumber(unsigned char Address,unsigned char CharNumber);

void WriteLCD_HalfCharNumber(unsigned char Address,unsigned long HalfCharNumber);

void WriteLCD_FloatNumber(unsigned char Address,unsigned int Float_Number);

//unsigned long Data_Process(unsigned char Msb,unsigned char Lsb);

void DISPInitial();

void DisplayLCD();

/************************键盘*******************************/


void Delay();

unsigned char Key_Scan();