#include?
#include?“cry1602.h“
typedef?unsigned?char?uchar;
typedef?unsigned?int??uint;

/**************宏定義***************/
#define?DataDir?????P4DIR
#define?DataPort????P4OUT				
#define?Busy	????0x80
#define?CtrlDir?????P3DIR
#define?CLR_RS?P3OUT&=~BIT0?????//RS?=?P3.0	
#define?SET_RS?P3OUT|=BIT0	
#define?CLR_RW?P3OUT&=~BIT1?	//RW?=?P3.1
#define?SET_RW?P3OUT|=BIT1	
#define?CLR_EN?P3OUT&=~BIT2	????//EN?=?P3.2	
#define?SET_EN?P3OUT|=BIT2	
/*******************************************
函數(shù)名稱：DispNchar
功????能：讓液晶從某個(gè)位置起連續(xù)顯示N個(gè)字符
參????數(shù)：x--位置的列坐標(biāo)
??????????y--位置的行坐標(biāo)
??????????n--字符個(gè)數(shù)
??????????ptr--指向字符存放位置的指針
返回值??：無
********************************************/
void?DispNchar（uchar?xuchar?y?uchar?nuchar?*ptr）?
{
????uchar?i;
????
	for?（i=0;i	{
		Disp1Char（x++yptr[i]）;
		if?（x?==?0x0f）
		{
		???x?=?0;?
???????????y?^=?1;
		}
	}
}
/*******************************************
函數(shù)名稱：LocateXY
功????能：向液晶輸入顯示字符位置的坐標(biāo)信息
參????數(shù)：x--位置的列坐標(biāo)
??????????y--位置的行坐標(biāo)
返回值??：無
********************************************/
void?LocateXY（uchar?xuchar?y）?
{
????uchar?temp;

	temp?=?x&0x0f;
	y?&=?0x01;
	if（y）???temp?|=?0x40;??//如果在第2行
	temp?|=?0x80;
????
	LcdWriteCommand（temp1）;
}
/*******************************************
函數(shù)名稱：Disp1Char
功????能：在某個(gè)位置顯示一個(gè)字符
參????數(shù)：x--位置的列坐標(biāo)
??????????y--位置的行坐標(biāo)
??????????data--顯示的字符數(shù)據(jù)
返回值??：無
********************************************/
void?Disp1Char（uchar?xuchar?yuchar?data）?
{
	LocateXY（?x?y?）;			
	LcdWriteData（?data?）;		
}
/*******************************************
函數(shù)名稱：LcdReset
功????能：對1602液晶模塊進(jìn)行復(fù)位操作
參????數(shù)：無
返回值??：無
********************************************/
void?LcdReset（void）?
{
????CtrlDir?|=?0x07;?????????????????//控制線端口設(shè)為輸出狀態(tài)?
????DataDir?|=?0xFF;?????????????????//數(shù)據(jù)端口設(shè)為輸出狀態(tài)
??
???	LcdWriteCommand（0x38?0）;	????//規(guī)定的復(fù)位操作
	Delay5ms（）;
	LcdWriteCommand（0x38?0）;		
	Delay5ms（）;
	LcdWriteCommand（0x38?0）;
	Delay5ms（）;

	LcdWriteCommand（0x38?1）;		//顯示模式設(shè)置
????LcdWriteCommand（0x08?1）;		//顯示關(guān)閉
???	LcdWriteCommand（0x01?1）;	????//顯示清屏
	LcdWriteCommand（0x06?1）;		//寫字符時(shí)整體不移動(dòng)
	LcdWriteCommand（0x0c?1）;		//顯示開，不開游標(biāo)，不閃爍
}
/*******************************************
函數(shù)名稱：LcdWriteCommand
功????能：向液晶模塊寫入命令
參????數(shù)：cmd--命令，
??????????chk--是否判忙的標(biāo)志，1：判忙，0：不判
返回值??：無
********************************************/
void?LcdWriteCommand（uchar?cmduchar?chk）?
{

	if?（chk）?WaitForEnable（）;???//?檢測忙信號?
	
	CLR_RS;	
	CLR_RW;?
	_NOP（）;

	DataPort?=?cmd;?????????????//將命令字寫入數(shù)據(jù)端口?
	_NOP（）;					
	
	SET_EN;?????????????????????//產(chǎn)生使能脈沖信號
	_NOP（）;
	_NOP（）;
	CLR_EN;			
}
	
/*******************************************
函數(shù)名稱：LcdWriteData
功????能：向液晶顯示的當(dāng)前地址寫入顯示數(shù)據(jù)
參????數(shù)：data--顯示字符數(shù)據(jù)
返回值??：無
********************************************/
void?LcdWriteData（?uchar?data?）?
{
	WaitForEnable（）;????????//等待液晶不忙

	SET_RS;
	CLR_RW;?
	_NOP（）;

????DataPort?=?data;????????//將顯示數(shù)據(jù)寫入數(shù)據(jù)端口
????_NOP（）;

	SET_EN;??????

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件??????12489??2008-03-22?21:37??MSP430f149-ps2-1602\P1\Backup?of?P1.ewd

?????文件??????43826??2008-03-22?21:37??MSP430f149-ps2-1602\P1\Backup?of?P1.ewp

?????文件????????689??2008-03-05?14:30??MSP430f149-ps2-1602\P1\BoardConfig.h

?????文件???????2248??2007-12-31?10:47??MSP430f149-ps2-1602\P1\code.h

?????文件???????4420??2008-03-05?15:30??MSP430f149-ps2-1602\P1\cry1602.c

?????文件????????401??2007-12-29?21:25??MSP430f149-ps2-1602\P1\cry1602.h

?????文件??????19318??2011-06-15?21:23??MSP430f149-ps2-1602\P1\Debug\Exe\P1.d43

?????文件??????13831??2011-06-15?21:23??MSP430f149-ps2-1602\P1\Debug\Obj\cry1602.r43

?????文件??????16994??2011-06-15?21:23??MSP430f149-ps2-1602\P1\Debug\Obj\Keyboard.r43

?????文件??????21420??2011-06-15?21:23??MSP430f149-ps2-1602\P1\Debug\Obj\main.r43

?????文件????????265??2011-06-15?21:23??MSP430f149-ps2-1602\P1\Debug\Obj\P1.pbd

?????文件????????391??2007-12-31?13:06??MSP430f149-ps2-1602\P1\gdata.h

?????文件???????3519??2011-06-16?10:41??MSP430f149-ps2-1602\P1\Keyboard.c

?????文件????????124??2007-12-31?12:54??MSP430f149-ps2-1602\P1\Keyboard.h

?????文件???????4676??2011-06-16?10:41??MSP430f149-ps2-1602\P1\main.c

?????文件???????6729??2011-06-16?10:41??MSP430f149-ps2-1602\P1\P1.dep

?????文件??????17846??2011-06-15?21:23??MSP430f149-ps2-1602\P1\P1.ewd

?????文件??????47264??2011-06-15?21:23??MSP430f149-ps2-1602\P1\P1.ewp

?????文件????????156??2008-03-22?21:37??MSP430f149-ps2-1602\P1\P1.eww

?????文件???????4145??2011-06-16?10:41??MSP430f149-ps2-1602\P1\Release\Exe\P1.txt

?????文件???????7666??2011-06-15?21:23??MSP430f149-ps2-1602\P1\Release\Obj\cry1602.r43

?????文件??????10002??2011-06-16?10:41??MSP430f149-ps2-1602\P1\Release\Obj\Keyboard.r43

?????文件??????12646??2011-06-16?10:41??MSP430f149-ps2-1602\P1\Release\Obj\main.r43

?????文件????????271??2011-06-16?10:41??MSP430f149-ps2-1602\P1\Release\Obj\P1.pbd

?????文件???????2594??2011-06-16?10:25??MSP430f149-ps2-1602\P1\settings\P1.cspy.bat

?????文件???????3880??2011-06-16?10:41??MSP430f149-ps2-1602\P1\settings\P1.dbgdt

?????文件????????981??2011-06-16?10:41??MSP430f149-ps2-1602\P1\settings\P1.dni

?????文件???????3116??2011-06-16?10:41??MSP430f149-ps2-1602\P1\settings\P1.wsdt

?????目錄??????????0??2011-06-15?21:23??MSP430f149-ps2-1602\P1\Debug\Exe

?????目錄??????????0??2011-06-15?21:22??MSP430f149-ps2-1602\P1\Debug\List

............此處省略12個(gè)文件信息