#include					???//包含頭文件
#include
#define?uchar?unsigned?char			???//宏定義
#define?uint?unsigned?int

sbit?s1=P3^5;?						???//定義按鍵的接口
sbit?s2=P3^6;
sbit?s3=P3^7;
sbit?s4=P3^4;

sbit?led0=P3^0;
sbit?led1=P3^1;
sbit?led2=P3^2;
sbit?led3=P3^3;
									???
sbit?lcdrs=P2^7;					???//液晶控制位
sbit?lcden=P2^6;

char?numboxingu;					???//定義全局變量
int?pinlv=100bujin=1bujin1=1;
uchar?code?table[]=“0123456789“;		//定義顯示的數(shù)組
uchar?code?table1[]=“Fout=?????Wave?form:“;
unsigned?long?int?m;
int?abhnum1;

//自定義字符
uchar?code?zifu[]={
						0x0e0x110x110x000x000x000x000x00
						0x000x000x000x000x110x110x0e0x00	??//正弦波	???0??1

						0x000x070x040x040x040x040x1c0x00
						0x000x1c0x040x040x040x040x070x00	??//矩形波	???2??3

						0x000x010x020x040x080x100x000x00
						0x000x100x080x040x020x010x000x00	??//三角波	???4??5

						0x000x010x030x050x090x110x000x00??	??//鋸齒波	???6
};
uchar?code?sin[64]={
135145158167176188199209218226234240245249252254254253251247243237230222213204193182170158
1461331211089684726150413224171173100259142028364555667890102114128
};					??//正弦波取碼
uchar?code?juxing[64]={
255255255255255255255255255255255255255255255255255255255255255255255255255255
25525525525525525500000000000000000000000000000000
};					??//矩形波取碼

uchar?code?sanjiao[64]={
081624324048566472808896104112120128136144152160168176184192200208216224232240248
248240232224216208200192184176168160152144136128120112104968880726456484032241680
};						//三角波取碼
uchar?code?juchi[64]={
04812162024283236404549535761656973778185899397101105109113117121125130134138142
146150154158162166170174178182186190194198202206210215219223227231235239243247251255
};					??//鋸齒波取碼

void?delay（uint?xms）	?//延時(shí)函數(shù)
{
	int?ab;
	for（a=xms;a>0;a--）
		for（b=110;b>0;b--）;
}
void?write_com（uchar?com）		//寫命令函數(shù)
{
	lcdrs=0;
	P0=com;	
	delay（1）;
	lcden=1;
	delay（1）;						?			??
	lcden=0;
}

void?write_date（uchar?date）		//寫數(shù)據(jù)函數(shù)
{
	lcdrs=1;
	P0=date;
	delay（1）;
	lcden=1;
	delay（1）;
	lcden=0;
}

//自定義字符集
void?Lcd_ram（）??????
{?
	uint?ijk=0temp=0x40;?
	for（i=0;i<7;i++）
	{
	???for（j=0;j<8;j++）
	???{
	????write_com（temp+j）;
	????write_date（zifu[k]）;
	????k++;
	???}
	???temp=temp+8;
	}
}

void?init_lcd（）					//初始化函數(shù)
{
	uchar?i;								??
	lcden=0;					//默認(rèn)開始狀態(tài)為關(guān)使能端，見(jiàn)時(shí)序圖??
	Lcd_ram（）;
	write_com（0x0f）;
	write_com（0x38）;			//顯示模式設(shè)置，默認(rèn)為0x38不用變。
	write_com（0x01）;			//顯示清屏，將上次的內(nèi)容清除，默認(rèn)為0x01.?
	write_com（0x0c）;			//顯示功能設(shè)置0x0f為開顯示，顯示光標(biāo)，光標(biāo)閃爍；0x0c為開顯示，不顯光標(biāo)，光標(biāo)不閃
	write_com（0x06）;			//設(shè)置光標(biāo)狀態(tài)默認(rèn)0x06為讀一個(gè)字符光標(biāo)加1.?
	write_com（0x80）;			//設(shè)置初始化數(shù)據(jù)指針，是在讀指令的操作里進(jìn)行的
	for（i=10;i<20;i++）			???//顯示初始化
	{
		write_date（table

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-10-31?00:29??信號(hào)發(fā)生器\
?????目錄???????????0??2018-10-31?00:25??信號(hào)發(fā)生器\信號(hào)發(fā)生器\
?????文件??????288520??2017-09-03?09:15??信號(hào)發(fā)生器\信號(hào)發(fā)生器.docx
?????文件??????148413??2014-10-16?00:15??信號(hào)發(fā)生器\信號(hào)發(fā)生器\Last?Loaded?波形發(fā)生器.DBK
?????文件??????148413??2014-10-16?00:15??信號(hào)發(fā)生器\信號(hào)發(fā)生器\波形發(fā)生器.DSN
?????文件?????????792??2018-10-31?00:25??信號(hào)發(fā)生器\信號(hào)發(fā)生器\波形發(fā)生器.PWI
?????目錄???????????0??2018-09-12?08:30??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\
?????文件????????7318??2017-09-02?17:36??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序.txt
?????文件???????19032??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1
?????文件????????7318??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.c
?????文件????????6955??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.hex
?????文件??????????50??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.lnp
?????文件???????19710??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.LST
?????文件???????23214??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.M51
?????文件???????21391??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.OBJ
?????文件????????1570??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.plg
?????文件???????70718??2017-09-02?17:29??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.uvgui.lenovo
?????文件???????71890??2014-06-30?14:44??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.uvgui.xuguang
?????文件????????5974??2017-09-02?17:25??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.uvopt
?????文件???????13933??2017-09-02?17:25??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1.uvproj
?????文件???????56189??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1_uvopt.bak
?????文件???????13389??2014-10-11?12:20??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\1_uvproj.bak
?????文件????????6376??2013-06-24?10:27??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\STARTUP.A51
?????文件???????14056??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\STARTUP.LST
?????文件?????????749??2016-09-12?10:07??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\STARTUP.OBJ
?????文件???????18708??2016-09-06?20:22??信號(hào)發(fā)生器\信號(hào)發(fā)生器\程序\STC12C5A60S2.h
?????目錄???????????0??2018-10-30?23:24??信號(hào)發(fā)生器\原理圖和PCB版圖\
?????文件?????7466496??2014-04-24?22:48??信號(hào)發(fā)生器\原理圖和PCB版圖\AD9833信號(hào)發(fā)生器.PcbDoc
?????文件????????4499??2018-10-30?23:24??信號(hào)發(fā)生器\原理圖和PCB版圖\AD9833信號(hào)發(fā)生器.PcbDoc.htm
?????文件???????38944??2014-04-24?22:48??信號(hào)發(fā)生器\原理圖和PCB版圖\AD9833信號(hào)發(fā)生器.PrjPCB
?????文件??????????58??2014-04-24?20:29??信號(hào)發(fā)生器\原理圖和PCB版圖\AD9833信號(hào)發(fā)生器.PrjPCBStructure
............此處省略30個(gè)文件信息