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#ifndef __LCD_H_
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#define __LCD_H_
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/**********************************
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<EFBFBD><EFBFBD>ʹ<EFBFBD>õ<EFBFBD><EFBFBD><EFBFBD>4λ<EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>壬
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ʹ<EFBFBD><EFBFBD>8λȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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**********************************/
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//#define LCD1602_4PINS
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/**********************************
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>ļ<EFBFBD>
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**********************************/
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#include <reg51.h>
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//---<EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD>---//
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#ifndef uchar
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#define uchar unsigned char
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#endif
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#ifndef uint
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#define uint unsigned int
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#endif
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/**********************************
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PIN<EFBFBD>ڶ<EFBFBD><EFBFBD><EFBFBD>
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**********************************/
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//#define LCD1602_DB P0 //data bus <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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//sbit LCD1602_RS = P2^6;
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//sbit LCD1602_RW = P2^5;
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//sbit LCD1602_EN = P2^7;
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#define LCD1602_DB P2 //data bus <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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sbit LCD1602_RS=P1^6;
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sbit LCD1602_RW=P1^5;
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sbit LCD1602_EN=P1^4;
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/**********************************
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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**********************************/
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/*<EFBFBD><EFBFBD>51<EFBFBD><EFBFBD>Ƭ<EFBFBD><EFBFBD>12MHZʱ<EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
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void Lcd1602_Delay1ms(uint c); //<EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0us
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void Read_Busy(); //æ<EFBFBD><EFBFBD><EFBFBD>⺯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>bit7<EFBFBD><EFBFBD>0<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>У<EFBFBD>1<EFBFBD><EFBFBD>ֹ
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void Lcd1602_Write_Cmd(unsigned char cmd); //д<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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void Lcd1602_Write_Data(unsigned char dat); //д<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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void LcdSetCursor(unsigned char x,unsigned char y); //<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ
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void LcdShowStr(unsigned char x,unsigned char y,unsigned char *str); //<EFBFBD><EFBFBD>ʾ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>
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void InitLcd1602(); //1602<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
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void DisplayOneChar(unsigned char X, unsigned char Y, unsigned char DData);
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#endif
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