TM1629驱动程序及显示数据

include<def.h>        
#define modeset             0x00            //对于TM1629无效,对于1721都配置为SEG引脚    
#define writedatamode_z     0x40            //采用地址自动加一方式写显存    
#define writedatamode_g     0x44            //采用固定地址方式写显存    
#define startaddress        0xc0            //起始地址    
#define readkeymode         0x42            //读按键    
#define leddisconmode       0x8a            //LED显示控制    
#define lcddisconmode       0x94            //LCD显示控制    
#define datacount           0x10            //采用地址自动加一方式传输数据的个数     
   
uchar code  buf_led[10]= {0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};   //存放共阴数码管的段代码,不带小数点    
uchar code  buf_ledp[10]={0xBF,0x86,0xDB,0xCF,0xE6,0xED,0xFD,0x87,0xFF,0xEF};   //存放共阴数码管的段代码,带小数点    
//money    
uchar code  buf_lcd[10]= {0xEB,0x60,0xC7,0xE5,0x6C,0xAD,0xAF,0xE0,0xEF,0xED};   //存放共阴数码管的段代码,不带小数点    
uchar code  buf_lcdp[10]={0xFB,0x70,0xD7,0xF5,0x7C,0xBD,0xBF,0xF0,0xFF,0xFD};   //存放共阴数码管的段代码,带小数点    
//weight    
//uchar code  buf_lcd[10]= {0xBE,0x06,0x7C,0x5E,0xC6,0xDA,0xFA,0x0E,0xFE,0xDE};    
//uchar code  buf_lcdp[10]={0xbf,0x07,0x7d,0x5f,0xC7,0xDb,0xFb,0x0f,0xFf,0xDf};    
uchar data  buf_ser[16]={0};    //存放送到LED驱动芯片显存中的值                                                         
//------------------------------------------------LED串行写1BYTE数据开始----------------------------------------------------------------------    
void indata(char p)   
{   
    unsigned int i;   
    STB=0;              //保证“STB”为低电平，程序不依赖于之前端口的状态，保证程序在实际运行中不会出现“端口迷失”    
    for(i=0;i<8;i++)   
    {   
        CLK=0;          //先将“CLK”清零    
        if((p&0x01)!=0)   
        {   
            DIO=1;      //需要传送的数据的低位为“1”，则把“DIO”清零    

        }   
        else   
        {   
            DIO=0;      //需要传送的数据的低位为“0”，则把“DIO”置高    
        }   
        CLK=1;          //送时钟的上升沿    
        p=p>>1;           //准备送下一个BIT    
        _nop_();   
        _nop_();   
        _nop_();   
        _nop_();   
    }                   //送完一个字节后退出循环    
}   
//------------------------------------------------LED串行写1BYTE数据结束----------------------------------------------------------------------    
#ifdef ONKEYSCAN    
//------------------------------------------------LED串行读1BYTE数据开始-----------------------------------------------------------------------    
//输出8BIT数据    
//在时钟的上升沿通过MCU从LED驱动IC――TM16xx读数据    
unsigned char outdata()   
{   
    unsigned char i,k=0;    //i――控制循环次数，k――临时保存读到的数据    
    DIO=1;                  //释放DIO为输入    
    STB=0;                  //保证“STB”为低电平，程序不依赖于之前端口的状态，保证程序在实际运行中不会出现“端口迷失”    
    for(i=0;i<8;i++)        
    {   
        CLK=0;              //先将“CLK”清零    
        k=k>>1;   
        if(DIO==0)   
            {   
                k=k&0x7f;   //如果“DIO”为低电平，则把k的最高位清“0”，其他各位保持不变