stc驱动TM1608

#ifndef   _TM1638_H
#define   _TM1638_H

#include <STC32G.H>

//TM1638模块引脚定义
sbit DIO=P1^3;  //数据线
sbit CLK=P1^0;  //时钟线
sbit STB=P1^1;  //片选线

//共阴数码管显示代码
unsigned char code dis[11]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,
                           0x7F,0x6F,0x00}; 
unsigned char while_one[8]={0xc0,0xc2,0xc4,0xc6,0xc8,0xca,0xcc,0xce};
void TM1638_Write(unsigned char Data)     //写数据函数
{
	unsigned char i;
	for(i=0;i<8;i++)
	{
		CLK=0;
		DIO=Data&0x01;
		Data>>=1;
		CLK=1;
	}
}

void Write_Command(unsigned char Command)   //发送命令
{
	STB=0;
	TM1638_Write(Command);
	STB=1;
}

void Write_Data(unsigned char add,unsigned char Data)  //指定地址写入数据
{
	STB=0;
	TM1638_Write(0x00|add);
	TM1638_Write(Data);
	STB=1;
}

//TM1638初始化函数
void init_TM1638(void)
{
	unsigned char i;
	Write_Command(0x8F); 
	Write_Command(0x40);     //采用地址自动加1

	STB=0;                          
	TM1638_Write(0xc0);      //设置起始地址

	for(i=0;i<16;i++)        //传送16个字节的数据
		TM1638_Write(0x00);
	STB=1;
}
#endif

#include <STC32G.H>
#include "tm1638.h"



void TMmain(void)
{	
	unsigned char i;
	P0=0xff;P2=0x80;P2&=0x1f;   P0=0;P2=0xa0;P2&=0x1f;  //关闭单片机LED、蜂鸣器、继电器，主要是刺眼。。。
	
	init_TM1638();          //初始化TM1638
	for(i=0;i<8;i++)
	Write_Data(i,dis[10]);  //初始化寄存器

	while(1)
	{
		Write_Data(while_one[0],dis[6]);  //选中GRID1，令第一位数码管显示0
	}
}