测试时钟显示程序通过， 点阵显示 碰到一些困难 发现调试比写代码更纠结。代码没错 烧到板子里就是打不到想要的现象


//这个代码包含时钟和点阵 部分主函数代码未附上 需要自己添加


#include<reg52.h>

#include<intrins.h>

#define dataPort P0

//sbit latch1=P2^0; //ds

//sbit latch2=P2^1; //ws

sbit LATCH=P1^0;

sbit SRCLK=P1^1;

sbit SER= P1^2;

sbit LATCH1=P2^2;

sbit SRCLK1=P2^1;

sbit SER1= P2^0;

//sbit keyPort1=P1^0;

//sbit keyPort2=P1^1;

unsigned char code dofly_DuanMa[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};

unsigned char code dofly_WeiMa[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};

unsigned char code seg[8]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};

unsigned char code tab[]={0x00,0x6c,0x92,0x82,0x44,0x28,0x10,0x00};

unsigned int TempData[8];

//sbit Speak=P3^0;

unsigned int count=0;

unsigned int h,m,s;

void Display(unsigned int firstBit ,unsigned int num);

void init_timer0(void)

{

TMOD |=0X01;

EA=1;

ET0=1;

TR0=1;

}

void sendByte(unsigned char dat)

{

unsigned char i;

for(i=0;i<8;i++)

{

SRCLK=0;

SER=dat&0x80;

dat<<=1;

SRCLK=1;

}

}

//·¢ËÍË«×Ö½Ú³ÌÐò

void sendByte2(unsigned char dat1,unsigned char dat2)

{

sendByte(dat1);

sendByte(dat2);

}

void out595(void)

{

LATCH=0;

_nop_();

LATCH=1;

}

//·¢ËÍλÂë×Ö½Ú

void sendSeg(unsigned char dat)

{

unsigned char i;

for(i=0;i<8;i++)

{

SRCLK1=0;

SER1=dat&0x80; /

dat<<=1;

SRCLK1=1;

}

LATCH1=0;

_nop_();

LATCH1=1;

}

void main()

{

while(1)

{

unsigned char i,j;

for(i=0;i<8;i++) //

{

sendSeg(seg[i]); //

sendByte2(0x00,0xff); //

out595();

for(j=0;j<1000;j++);

sendByte2(0xff,0xff);

out595();

}

}

}

/*

void Display(unsigned int firstBit ,unsigned int num)

{

unsigned int i,j;

for(i=firstBit;i<num;i++)

{

P0=dofly_WeiMa[i];

latch1=1;

latch1=0;

P0=TempData[i];

latch2=1;

latch2=0;

for(j=0;j<1000;j++); // 1ms

}

}

void timer0(void) interrupt 1

{

static int sum=0;

TH0=(65536-2000)/256;

TL0=(65536-2000)%256;

//2ms ɨÃè

sum++;

if(500==sum)

{

sum=0;

s++;

if(60==s)

{

s=0;

m++;

if(60==m)

{

m=0;

h++;

if(24==h)

{

h=0;

}

}

}

}

}

*/