16点阵（三种不同驱动方式）

#include <reg52.h> //包括一个52标准内核的头文件 #include <intrins.h> //包函 —nop—();指令 #define uchar unsigned char //定义一下方便使用 #define uint unsigned int uint sg; uchar k,bz; uchar sj[8]={11,12,18,7,12,18,0,20}; // 默认时间 年，月，日，星期，时，分，秒，移动速度 uchar xdz[7]={0x8c,0x88,0x86,0x8a,0x84,0x82,0x80}; //写芯片地址 uchar ddz[7]={0x8d,0x89,0x87,0x8b,0x85,0x83,0x81}; //读芯片地址 uchar hc[32],hc1[32]; //显视缓冲数组 //uchar code jie8[8]={12,14,16,17,19,21,23,24};//1234567`1电子琴 八个音符在频率表中的位置 sbit lb=P0^5; //喇叭输出脚 //注：仿真中没有接此线会有问题，但真正电路中是没有问题的 sbit K1= P3^3; sbit K2= P3^4; sbit K3= P3^5; //sbit K4= P1^0; //电子琴键盘1~7注：52单片机装不下这么大的程序，如要电子琴去掉程序中的 // 和/* */ 就行了 //sbit K5= P1^1; //sbit K6= P1^2; //sbit K7= P1^3; sbit tz=P3^2; sbit xsi=P2^0; //列数据输出位 sbit xsck=P2^1; //列扫描时钟位 sbit xrck=P2^2; //列数据锁存位 sbit ysi =P2^3; //行数据输出位 sbit ysck =P2^4; //行扫描时钟位 sbit si=P2^7; //时钟芯片数据 sbit rst=P2^6; //时钟芯片锁存 sbit sck=P2^5; //时钟芯片时钟 uchar th0_f; //在中断中装载的T0的值高8位 uchar tl0_f; //在中断中装载的T0的值低8位 uchar code klg[]={ "|65`1|7-5|65`2|`1-5|`5`3`1|76`4|`3`1`2|`1--|"}; //生日快乐歌 //T0的值,及输出频率对照表 uchar code freq[36*2]={ 0xA9,0xEF,//00220HZ ,1 //0 0x93,0xF0,//00233HZ ,1# 0x73,0xF1,//00247HZ ,2 0x49,0xF2,//00262HZ ,2# 0x07,0xF3,//00277HZ ,3 0xC8,0xF3,//00294HZ ,4 0x73,0xF4,//00311HZ ,4# 0x1E,0xF5,//00330HZ ,5 0xB6,0xF5,//00349HZ ,5# 0x4C,0xF6,//00370HZ ,6 0xD7,0xF6,//00392HZ ,6# 0x5A,0xF7,//00415HZ ,7 0xD8,0xF7,//00440HZ 1 //12 0x4D,0xF8,//00466HZ 1# //13 0xBD,0xF8,//00494HZ 2 //14 0x24,0xF9,//00523HZ 2# //15 0x87,0xF9,//00554HZ 3 //16 0xE4,0xF9,//00587HZ 4 //17 0x3D,0xFA,//00622HZ 4# //18 0x90,0xFA,//00659HZ 5 //19 0xDE,0xFA,//00698HZ 5# //20 0x29,0xFB,//00740HZ 6 //21 0x6F,0xFB,//00784HZ 6# //22 0xB1,0xFB,//00831HZ 7 //23 0xEF,0xFB,//00880HZ `1 0x2A,0xFC,//00932HZ `1# 0x62,0xFC,//00988HZ `2 0x95,0xFC,//01046HZ `2# 0xC7,0xFC,//01109HZ `3 0xF6,0xFC,//01175HZ `4 0x22,0xFD,//01244HZ `4# 0x4B,0xFD,//01318HZ `5 0x73,0xFD,//01397HZ `5# 0x98,0xFD,//01480HZ `6 0xBB,0xFD,//01568HZ `6# 0xDC,0xFD,//01661HZ `7 //35 }; //定时中断0,用于产生唱歌频率 uchar code zbm1[][16]={ {0xFF,0xFF,0x0F,0xF8,0xF7,0xF7,0xFB,0xEF,0xFB,0xEF,0xF7,0xF7,0x0F,0xF8,0xFF,0xFF},/*"0",0*/ {0xFF,0xFF,0xF7,0xEF,0xF7,0xEF,0x03,0xE0,0xFF,0xEF,0xFF,0xEF,0xFF,0xFF,0xFF,0xFF},/*"1",1*/ {0xFF,0xFF,0xC7,0xE7,0xFB,0xEB,0xFB,0xED,0xFB,0xEE,0x3B,0xEF,0xC7,0xE7,0xFF,0xFF},/*"2",2*/ {0xFF,0xFF,0xE7,0xF3,0xFB,0xEF,0xBB,0xEF,0xBB,0xEF,0x5B,0xF7,0xE7,0xF8,0xFF,0xFF},/*"3",3*/ {0xFF,0xFF,0x7F,0xFC,0x9F,0xFD,0xEF,0xED,0xF7,0xED,0x03,0xE0,0xFF,0xED,0xFF,0xFF},/*"4",4*/ {0xFF,0xFF,0x03,0xF3,0x7B,0xEF,0xBB,0xEF,0xBB,0xEF,0x7B,0xF7,0xFB,0xF8,0xFF,0xFF},/*"5",5*/ {0xFF,0xFF,0x0F,0xF8,0x77,0xF7,0xBB,0xEF,0xBB,0xEF,0x73,0xF7,0xFF,0xF8,0xFF,0xFF},/*"6",6*/ {0xFF,0xFF,0xE3,0xFF,0xFB,0xFF,0x7B,0xE0,0x9B,0xFF,0xE3,0xFF,0xFB,0xFF,0xFF,0xFF},/*"7",7*/ {0xFF,0xFF,0xC7,0xF1,0xBB,0xEE,0x7B,0xEF,0x7B,0xEF,0xBB,0xEE,0xC7,0xF1,0xFF,0xFF},/*"8",8*/ {0xFF,0xFF,0x8F,0xFF,0x77,0xE7,0xFB,0xEE,0xFB,0xEE,0x77,0xF7,0x0F,0xF8,0xFF,0xFF},/*"9",9*/ }; uchar code zbm2[][32]={ {0xFF,0xFD,0xFF,0xFD,0xFF,0xFD,0xEF,0xFD,0x17,0xFE,0xDB,0xFE,0xD8,0xFE,0xDB,0xFE, 0x03,0x80,0xED,0xFE,0xED,0xFE,0xEF,0xFE,0xFF,0xFE,0xFF,0xFE,0xFF,0xFE,0xFF,0xFF},/*"年",0*/ {0xFF,0xFF,0xFF,0xBF,0xFF,0xDF,0xFF,0xEF,0xFF,0xF3,0x03,0xFC,0xDB,0xFE,0x6D,0xFF, 0x6D,0xEF,0xFD,0xDF,0x01,0xE0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},/*"月",1*/ {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x07,0xF0,0x77,0xF7,0x77,0xFB,0xBB,0xFB, 0xBB,0xFB,0xFB,0xF7,0x03,0xF0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},/*"日",2*/ {0xFF,0x7F,0xFF,0xBF,0xFF,0xCF,0x01,0xF0,0xFD,0xFF,0xBD,0xFF,0xB5,0xE0,0xB5,0xF6, 0x81,0xF6,0xB5,0xF6,0xB5,0xE0,0xBD,0xBF,0xFD,0x7F,0x01,0x80,0xFF,0xFF,0xFF,0xFF},/*"周",3*/ {0xFF,0xFF,0x07,0xF0,0xB7,0xFB,0xBB,0xFB,0x03,0xF0,0xFF,0xFF,0x5F,0xFF,0xDF,0xFE, 0xDF,0xEF,0xDF,0xDF,0x01,0xC0,0xEF,0xFF,0xEF,0xFF,0xEF,0xFF,0xFF,0xFF,0xFF,0xFF},/*"时",4*/ {0xFF,0xFE,0xFF,0xDE,0x7F,0xDF,0xBF,0xEE,0xDF,0xF6,0xE7,0xFA,0xFD,0xEC,0x7D,0xDF, 0x7B,0xEF,0x77,0xF0,0xEF,0xFF,0xDF,0xFF,0x9F,0xFF,0xBF,0xFF,0xBF,0xFF,0xFF,0xFF},/*"分",5*/ {0xFF,0xFB,0xDF,0xFD,0xDB,0xFE,0x5B,0xFF,0x03,0xE0,0x6D,0xFF,0xED,0xDE,0xBF,0xDF, 0xCF,0xEF,0xFF,0xF7,0x00,0xFB,0xFF,0xFD,0x37,0xFE,0xF7,0xFF,0xEF,0xFF,0xFF,0xFF},/*"秒",6*/ }; uchar code zbm[][32]={ //字编码 {0x87,0xFF,0x03,0xFF,0x01,0xFE,0x00,0xF8,0x01,0xF0,0x01,0xE0,0x03,0x80,0x07,0x00, 0x07,0x00,0x03,0x80,0x01,0xE0,0x01,0xF0,0x00,0xF8,0x01,0xFE,0x03,0xFF,0x87,0xFF},/*"心",0*/ {0xBF,0xFF,0xBF,0xFF,0xDF,0xFF,0x1D,0xF0,0xFB,0xDB,0xFF,0xED,0x03,0xF0,0xFB,0xFF, 0xAB,0xF9,0x83,0xFA,0xAD,0xFA,0xAD,0xFC,0xFD,0xEF,0x01,0xC0,0xFF,0xFF,0xFF,0xFF},/*"调",3*/ {0xFF,0xFF,0xFF,0xFD,0x97,0xBE,0x57,0xBF,0x00,0x86,0xAB,0xBD,0x4B,0xBD,0xFF,0xC1, 0x6F,0xD5,0x51,0xD5,0xB7,0xDF,0x47,0xDF,0x77,0xDF,0xFF,0xFE,0xFF,0xFE,0xFF,0xFF},/*"整",4*/ }; /*void dzp(uchar i) //电子琴放音 { unsigned long n; tl0_f=freq[jie8[i-1]*2]; //置一个音符的值 th0_f=freq[jie8[i-1]*2+1]; TR0 = 1; for(n=0;n<10000;n++); //延时 } void jp() //电子琴键盘函数 { if(!K1) dzp(1); if(!K2) dzp(2); if(!K3) dzp(3); if(!K4) dzp(4); if(!K5) dzp(5); if(!K6) dzp(6); if(!K7) dzp(7); TR0 = 0; lb=1; } */ void changedata(uchar *song,uchar *diao,uchar *jie) //唱歌解释函数 { uchar i,i1,j; char gaodi; //高低+/-12音阶 uchar banyin;//有没有半个升音阶 uchar yinchang;//音长 uchar code jie7[8]={0,12,14,16,17,19,21,23}; //C调的7个值 *diao=*song; for(i=0,i1=0;;) { gaodi=0; //高低=0 banyin=0;//半音=0 yinchang=4;//音长1拍 if((*(song+i)=='|') || (*(song+i)==' ')) i++; //拍子间隔和一个空格过滤 switch(*(song+i)) { case ',': gaodi=-12;i++;//低音 break; case '`': gaodi=12;i++; //高音 break; } if(*(song+i)==0) //遇到0结束 { *(diao+i1)=0; //加入结束标志0 *(jie+i1)=0; return; } j=*(song+i)-0x30; i++; //取出基准音 j=jie7[j]+gaodi; //加上高低音 yinc: switch(*(song+i)) { case '#': //有半音j加一个音阶 i++;j++; goto yinc; case '-': //有一个音节加长 yinchang+=4; i++; goto yinc; case '_': //有一个音节缩短 yinchang/=2; i++; goto yinc; case '.': //有一个加半拍 yinchang=yinchang+yinchang/2; i++; goto yinc; } *(diao+i1)=j; //记录音符 *(jie+i1)=yinchang; //记录音长 i1++; } } void cg(uchar *songdata) //唱歌函数 { uchar i,c,j=0; uint n; uchar xdata diaodata[112]; //音调缓冲 uchar xdata jiedata[112]; //音长缓冲 changedata(songdata,diaodata,jiedata); //解释音乐符号串 TR0=1; for(i=0;diaodata[i]!=0;i++) //逐个符号演奏 { tl0_f=freq[diaodata[i]*2]; //取出对应的定时值送给T0 th0_f=freq[diaodata[i]*2+1]; for(c=0;c<jiedata[i];c++) //按照音长延时 for(n=0;n<32000;n++); TR0=0; for(n=0;n<500;n++); //音符间延时 TR0=1; } TR0=0; lb=1; j=0; } void xs() //显示函数 { uchar i,ia,j,tmp; //定义变量 P2=0XFF; //置位高电平做准备 ysi=0; //将行数据位清0，准备移位 for(i=0;i<16;i++) //循环输出16行数据 { ysck=0; //为行移位做准备 xrck=0; //为列锁存做准备路中的移位寄存器最后一位对应最后一列，所以要先输出一行中的第二个字节数据 for(ia=2;ia>0;) //每行16个点，循环位移两个字节 { ia--; //循环两次 tmp=~hc[i*2+ia]; for(j=0;j<8;j++) //循环两次，每次移一个字节， { xsck=0; //为列移位做准备 tmp=tmp<<1; xsi=CY;