#include?
typedef?unsigned?char?uchar;
typedef?unsigned?int??uint;

extern?const?unsigned?char?shuzi_table[];

#define?LCD_DataIn????P4DIR=0x00????//數據口方向設置為輸入
#define?LCD_DataOut???P4DIR=0xff????//數據口方向設置為輸出
#define?LCD2MCU_Data??P4IN
#define?MCU2LCD_Data??P4OUT
#define?LCD_CMDOut????P3DIR|=0xff?????//P3口的低三位設置為輸出
#define?LCD_RS_H??????P3OUT|=BIT0??????//P3.0
#define?LCD_RS_L??????P3OUT&=~BIT0?????//P3.0
#define?LCD_RW_H??????P3OUT|=BIT1??????//P3.1
#define?LCD_RW_L??????P3OUT&=~BIT1?????//P3.1
#define?LCD_EN_H??????P3OUT|=BIT2??????//P3.2
#define?LCD_EN_L??????P3OUT&=~BIT2?????//P3.2

/*******************************************
函數名稱：Delay_1ms
功????能：延時約1ms的時間
參????數：無
返回值??：無
********************************************/
void?Delay_1ms（void）
{
	uchar?i;
????
	for（i?=?150;i?>?0;i--）??_NOP（）;
}?
/*******************************************
函數名稱：Delay_Nms
功????能：延時N個1ms的時間
參????數：n--延時長度
返回值??：無
********************************************/
void?Delay_Nms（uint?n）
{
????uint?i;
????
????for（i?=?n;i?>?0;i--）????Delay_1ms（）;
}
/*******************************************
函數名稱：Write_Cmd
功????能：向液晶中寫控制命令
參????數：cmd--控制命令
返回值??：無
********************************************/
void?Write_Cmd（uchar?cmd）
{
????uchar?lcdtemp?=?0;
			
????LCD_RS_L;
????LCD_RW_H;
????LCD_DataIn;??
????do???????????????????????//判忙
????{????
????????LCD_EN_H;
???????	_NOP（）;					
???????	lcdtemp?=?LCD2MCU_Data;?
???????	LCD_EN_L;
????????
????}
????while（lcdtemp?&?0x80）;?
????
????LCD_DataOut;????
????LCD_RW_L;??		
????MCU2LCD_Data?=?cmd;?
????LCD_EN_H;
????_NOP（）;						??			
????LCD_EN_L;
}
/*******************************************
函數名稱：Write_Data
功????能：向液晶中寫顯示數據
參????數：dat--顯示數據
返回值??：無
********************************************/
void??Write_Data（uchar?dat）
{
????uchar?lcdtemp?=?0;???
????????
????LCD_RS_L;
????LCD_RW_H;??
????LCD_DataIn;???
????do???????????????????????//判忙
????{????
????????LCD_EN_H;
????????_NOP（）;						
????????lcdtemp?=?LCD2MCU_Data;?
????????LCD_EN_L;??????
????}
????while（lcdtemp?&?0x80）;??
????
????LCD_DataOut;?
????LCD_RS_H;
????LCD_RW_L;??
????????
????MCU2LCD_Data?=?dat;
????LCD_EN_H;
????_NOP（）;
????LCD_EN_L;
}??
/*******************************************
函數名稱：Ini_Lcd
功????能：初始化液晶模塊
參????數：無
返回值??：無
********************************************/
void?Ini_Lcd（void）
{??????????????????
????LCD_CMDOut;????//液晶控制端口設置為輸出
????
????Delay_Nms（500）;
????Write_Cmd（0x30）;???//基本指令集
????Delay_1ms（）;
????Write_Cmd（0x02）;???//?地址歸位
????Delay_1ms（）;
????Write_Cmd（0x0c）;???//整體顯示打開游標關閉
????Delay_1ms（）;
????Write_Cmd（0x01）;???//清除顯示
????Delay_1ms（）;
????Write_Cmd（0x06）;???//游標右移
????Delay_1ms（）;
????Write_Cmd（0x80）;???//設定顯示的起始地址
}
/********************************************************
函數名稱：Set_Cursor
功????能：設置光標地址
參????數：x--行號地址
??????????y--列號地址
返回值??：無
******************************************************

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2853??2011-08-19?03:53??12864\12864test.dep

?????文件??????20118??2011-08-19?03:40??12864\12864test.ewd

?????文件??????50290??2011-08-09?10:40??12864\12864test.ewp

?????文件????????163??2011-08-09?10:28??12864\12864test.eww

?????文件??????18407??2011-08-19?03:45??12864\Cry12864.c

?????文件???????1193??2011-08-09?14:14??12864\Cry12864.h

?????文件??????24841??2011-08-19?03:45??12864\Debug\Exe\12864test.d43

?????文件????????204??2011-08-19?03:45??12864\Debug\Obj\12864test.pbd

?????文件??????62662??2011-08-19?03:45??12864\Debug\Obj\Cry12864.r43

?????文件??????11376??2011-08-19?03:42??12864\Debug\Obj\main.r43

?????文件??????10981??2011-08-09?15:03??12864\dispdata.h

?????文件???????1211??2011-08-19?03:42??12864\main.c

?????文件??????????0??2011-08-19?03:45??12864\path.txt

?????文件???????1294??2011-08-19?03:45??12864\settings\12864test.cspy.bat

?????文件???????5076??2011-08-19?03:53??12864\settings\12864test.dbgdt

?????文件???????1236??2011-08-19?03:53??12864\settings\12864test.dni

?????文件???????3289??2011-08-19?03:53??12864\settings\12864test.wsdt

?????目錄??????????0??2011-08-12?14:38??12864\Debug\Exe

?????目錄??????????0??2011-08-09?10:28??12864\Debug\List

?????目錄??????????0??2011-08-19?03:53??12864\Debug\Obj

?????目錄??????????0??2011-08-09?10:28??12864\Debug

?????目錄??????????0??2011-08-09?10:28??12864\settings

?????目錄??????????0??2011-08-19?03:45??12864

-----------?---------??----------?-----??----

???????????????215194????????????????????23