<![CDATA[韵海林鹰的博客]]> http://blog.163.com/wusiqing_547 zh-CN Sat, 4 Oct 2008 11:30:49 +0800 Sat, 4 Oct 2008 11:30:49 +0800 http://blogs.law.harvard.edu/tech/rss 120 <![CDATA[韵海林鹰的博客]]> http://ava.blog.163.com/photo/3oDAx8NqPr8abyBb_5Q2TA==/172825635700609257.jpg http://blog.163.com/wusiqing_547 <![CDATA[ch451芯片驱动数码管移位显示程序（2）]]> http://blog.163.com/wusiqing_547/blog/static/78514394200894102843411

 

#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
#define CH451_DIG0 0x0800   //数码管位0显示
#define CH451_DIG1 0x0900   //数码管位1显示
#define CH451_DIG2 0x0a00   //数码管位2显示
#define CH451_DIG3 0x0b00   //数码管位3显示
#define CH451_DIG4 0x0c00   //数码管位4显示
#define CH451_DIG5 0x0d00   //数码管位5显示
#define CH451_DIG6 0x0e00   //数码管位6显示
#define CH451_DIG7 0x0f00   //数码管位7显示
sbit ch451_load=P1^5;
sbit ch451_din=P1^6;
sbit ch451_dclk=P1^7;
sbit ch451_dout=P3^3;
uchar num;
uchar code table[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};

void delay(uint z);   //子函数声明

/**********************************************************
函 数 名：ch451_init()
功    能：初始化ch451芯片
设    计：Jason          
**********************************************************/

void ch451_init()
{
 ch451_din=0;     //先低后高，选择4线输入
 ch451_din=1;
 ch451_load=1;
 ch451_dclk=1;
}

/*********************************************************
函 数 名：ch451_write()
功    能：把12位的指令或数据写入ch451
说    明：12位数据或指令的写入顺序是低位
入口参数：command
设    计：Jason         
**********************************************************/

void ch451_write(uint command)
{
 unsigned char i;
 ch451_load=0;     //命令开始
 for(i=0;i<12;i++)
 {        //送入12位数据，低位在前
  ch451_din=command&1;
  ch451_dclk=0;
  command>>=1;
  ch451_dclk=1;    //上升沿有效
 }
 ch451_load=1;     //加载数据
}

/*********************************************************
函 数 名：main()
功    能：主程序
设    计：Jason        
**********************************************************/

void main()
{
 ch451_init();
 ch451_write(0x403);
 ch451_write(0x500);
   while(1)
 {
  for(num=0;num<16;num++)
   {
   ch451_write(CH451_DIG0|table[num]);
   ch451_write(CH451_DIG1|table[num]);
   ch451_write(CH451_DIG2|table[num]);
   ch451_write(CH451_DIG3|table[num]);
   ch451_write(CH451_DIG4|table[num]);
   ch451_write(CH451_DIG5|table[num]);
   ch451_write(CH451_DIG6|table[num]);
   ch451_write(CH451_DIG7|table[num]);
   delay(920);
   } 
 }
}

/*********************************************************
函 数 名：delay()
功    能：延时子程序
说    明：根据晶振大小适当增加或减少延时?
设    计：Jason          
**********************************************************/

void delay(uint z)
{
 uint x,y;
 for(x=100;x>0;x--)
  for(y=z;y>0;y--);
}

 

]]> http://blog.163.com/wusiqing_547/blog/static/78514394200894102843411 0 http://blog.163.com/wusiqing_547/blog/static/78514394200894102843411 Sat, 4 Oct 2008 10:28:43 +0800 2008-10-04T10:35:01+08:00 <![CDATA[CH451 芯片驱动数码管移位显示程序(1)]]> http://blog.163.com/wusiqing_547/blog/static/7851439420089311102782

 

      

/********************************************************************

程序：使数码从0到F每间隔1秒循环显示

********************************************************************/

#include<reg52.h>
#define uhar unsigned char
#define uint unsigned int
#define CH451_DIG0 0x0800                      //数码管位0显示
#define CH451_DIG1 0x0900                      //数码管位1显示
#define CH451_DIG2 0x0a00                      //数码管位2显示
#define CH451_DIG3 0x0b00                      //数码管位3显示
#define CH451_DIG4 0x0c00                      //数码管位4显示
#define CH451_DIG5 0x0d00                      //数码管位5显示
#define CH451_DIG6 0x0e00                      //数码管位6显示
#define CH451_DIG7 0x0f00                      //数码管位7显示
sbit ch451_load=P1^5;
sbit ch451_din=P1^6;
sbit ch451_dclk=P1^7;
sbit ch451_dout=P3^3;

void led_shift();
void delay(uint z);
/********************************************************************

函 数 名：ch451_init()
功    能：对ch451芯片进行初始化

********************************************************************/
void ch451_init()
{
 ch451_din=0;                                            //先低后高，选择4线输入
 ch451_din=1;
 ch451_load=1;
 ch451_dclk=1;
}

/********************************************************************

函 数 名：ch451_write()
功    能：把12位的指令或数据写入ch451
说    明：12位数据或指令的写入顺序是低位        
********************************************************************/
void ch451_write(uint command)
{
 unsigned char i;
 ch451_load=0;                                               //命令开始
 for(i=0;i<12;i++)
 {                                                                     //送入12位数据，低位在前
  ch451_din=command&1;
  ch451_dclk=0;                                          
  command>>=1;
  ch451_dclk=1;                                              //上升沿有效
 }                                                                  
 ch451_load=1;                                              //加载数据
}

void main()
{
 ch451_init();
 ch451_write(0x403);                                     //开显示和键盘关看门狗
 ch451_write(0x500);                                     //采用默认的显示方式即不是译码显示方式
 while(1)
 {
 ch451_write(CH451_DIG0|0x3f);                   //数码管同时显示0
 ch451_write(CH451_DIG1|0x3f);
 ch451_write(CH451_DIG2|0x3f);
 ch451_write(CH451_DIG3|0x3f);
 ch451_write(CH451_DIG4|0x3f);
 ch451_write(CH451_DIG5|0x3f);
 ch451_write(CH451_DIG6|0x3f);
 ch451_write(CH451_DIG7|0x3f);
 delay(920);
 ch451_write(CH451_DIG0|0x06);                   //数码管同时显示1
 ch451_write(CH451_DIG1|0x06);
 ch451_write(CH451_DIG2|0x06);
 ch451_write(CH451_DIG3|0x06);
 ch451_write(CH451_DIG4|0x06);
 ch451_write(CH451_DIG5|0x06);
 ch451_write(CH451_DIG6|0x06);
 ch451_write(CH451_DIG7|0x06);
 delay(920); 
 ch451_write(CH451_DIG0|0x5b);                   //数码管同时显示2
 ch451_write(CH451_DIG1|0x5b);
 ch451_write(CH451_DIG2|0x5b);
 ch451_write(CH451_DIG3|0x5b);
 ch451_write(CH451_DIG4|0x5b);
 ch451_write(CH451_DIG5|0x5b);
 ch451_write(CH451_DIG6|0x5b);
 ch451_write(CH451_DIG7|0x5b);
 delay(920);
 ch451_write(CH451_DIG0|0x4f);                   //数码管同时显示3
 ch451_write(CH451_DIG1|0x4f);
 ch451_write(CH451_DIG2|0x4f);
 ch451_write(CH451_DIG3|0x4f);
 ch451_write(CH451_DIG4|0x4f);
 ch451_write(CH451_DIG5|0x4f);
 ch451_write(CH451_DIG6|0x4f);
 ch451_write(CH451_DIG7|0x4f);
 delay(920);
 ch451_write(CH451_DIG0|0x66);                   //数码管同时显示4
 ch451_write(CH451_DIG1|0x66);
 ch451_write(CH451_DIG2|0x66);
 ch451_write(CH451_DIG3|0x66);
 ch451_write(CH451_DIG4|0x66);
 ch451_write(CH451_DIG5|0x66);
 ch451_write(CH451_DIG6|0x66);
 ch451_write(CH451_DIG7|0x66);
 delay(920);
 ch451_write(CH451_DIG0|0x6d);                   //数码管同时显示5
 ch451_write(CH451_DIG1|0x6d);
 ch451_write(CH451_DIG2|0x6d);
 ch451_write(CH451_DIG3|0x6d);
 ch451_write(CH451_DIG4|0x6d);
 ch451_write(CH451_DIG5|0x6d);
 ch451_write(CH451_DIG6|0x6d);
 ch451_write(CH451_DIG7|0x6d);
 delay(920);
 ch451_write(CH451_DIG0|0x7d);                   //数码管同时显示6
 ch451_write(CH451_DIG1|0x7d);
 ch451_write(CH451_DIG2|0x7d);
 ch451_write(CH451_DIG3|0x7d);
 ch451_write(CH451_DIG4|0x7d);
 ch451_write(CH451_DIG5|0x7d);
 ch451_write(CH451_DIG6|0x7d);
 ch451_write(CH451_DIG7|0x7d);
 delay(920);
 ch451_write(CH451_DIG0|0x07);                   //数码管同时显示7
 ch451_write(CH451_DIG1|0x07);
 ch451_write(CH451_DIG2|0x07);
 ch451_write(CH451_DIG3|0x07);
 ch451_write(CH451_DIG4|0x07);
 ch451_write(CH451_DIG5|0x07);
 ch451_write(CH451_DIG6|0x07);
 ch451_write(CH451_DIG7|0x07);
 delay(920);
 ch451_write(CH451_DIG0|0x7f);                   //数码管同时显示8
 ch451_write(CH451_DIG1|0x7f);
 ch451_write(CH451_DIG2|0x7f);
 ch451_write(CH451_DIG3|0x7f);
 ch451_write(CH451_DIG4|0x7f);
 ch451_write(CH451_DIG5|0x7f);
 ch451_write(CH451_DIG6|0x7f);
 ch451_write(CH451_DIG7|0x7f);
 delay(920);
 ch451_write(CH451_DIG0|0x6f);                   //数码管同时显示9
 ch451_write(CH451_DIG1|0x6f);
 ch451_write(CH451_DIG2|0x6f);
 ch451_write(CH451_DIG3|0x6f);
 ch451_write(CH451_DIG4|0x6f);
 ch451_write(CH451_DIG5|0x6f);
 ch451_write(CH451_DIG6|0x6f);
 ch451_write(CH451_DIG7|0x6f);
 delay(920);
 ch451_write(CH451_DIG0|0x77);                   //数码管同时显示a
 ch451_write(CH451_DIG1|0x77);
 ch451_write(CH451_DIG2|0x77);
 ch451_write(CH451_DIG3|0x77);
 ch451_write(CH451_DIG4|0x77);
 ch451_write(CH451_DIG5|0x77);
 ch451_write(CH451_DIG6|0x77);
 ch451_write(CH451_DIG7|0x77);
 delay(920);
 ch451_write(CH451_DIG0|0x7c);                   //数码管同时显示b
 ch451_write(CH451_DIG1|0x7c);
 ch451_write(CH451_DIG2|0x7c);
 ch451_write(CH451_DIG3|0x7c);
 ch451_write(CH451_DIG4|0x7c);
 ch451_write(CH451_DIG5|0x7c);
 ch451_write(CH451_DIG6|0x7c);
 ch451_write(CH451_DIG7|0x7c);
 delay(920);
 ch451_write(CH451_DIG0|0x39);                   //数码管同时显示c
 ch451_write(CH451_DIG1|0x39);
 ch451_write(CH451_DIG2|0x39);
 ch451_write(CH451_DIG3|0x39);
 ch451_write(CH451_DIG4|0x39);
 ch451_write(CH451_DIG5|0x39);
 ch451_write(CH451_DIG6|0x39);
 ch451_write(CH451_DIG7|0x39);
 delay(920);
 ch451_write(CH451_DIG0|0x5e);                   //数码管同时显示d
 ch451_write(CH451_DIG1|0x5e);
 ch451_write(CH451_DIG2|0x5e);
 ch451_write(CH451_DIG3|0x5e);
 ch451_write(CH451_DIG4|0x5e);
 ch451_write(CH451_DIG5|0x5e);
 ch451_write(CH451_DIG6|0x5e);
 ch451_write(CH451_DIG7|0x5e);
 delay(920);
 ch451_write(CH451_DIG0|0x79);                   //数码管同时显示e
 ch451_write(CH451_DIG1|0x79);
 ch451_write(CH451_DIG2|0x79);
 ch451_write(CH451_DIG3|0x79);
 ch451_write(CH451_DIG4|0x79);
 ch451_write(CH451_DIG5|0x79);
 ch451_write(CH451_DIG6|0x79);
 ch451_write(CH451_DIG7|0x79);
 delay(920);
 ch451_write(CH451_DIG0|0x71);                   //数码管同时显示f
 ch451_write(CH451_DIG1|0x71);
 ch451_write(CH451_DIG2|0x71);
 ch451_write(CH451_DIG3|0x71);
 ch451_write(CH451_DIG4|0x71);
 ch451_write(CH451_DIG5|0x71);
 ch451_write(CH451_DIG6|0x71);
 ch451_write(CH451_DIG7|0x71);
 delay(920);
 }
}

/********************************************************************
函 数 名：delay()
功    能：延时子程序        
********************************************************************/

void delay(uint z)
{
 uint x,y;
 for(x=100;x>0;x--)
  for(y=z;y>0;y--);
}

 

 

 

 

 

]]> http://blog.163.com/wusiqing_547/blog/static/7851439420089311102782 0 http://blog.163.com/wusiqing_547/blog/static/7851439420089311102782 Fri, 3 Oct 2008 23:10:27 +0800 2008-10-04T10:26:42+08:00