LED P5全彩 3264 数码管字 By STC12C5A60S2单片机

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边缘更饱满的数码管字体

效果图:

C51 代码

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//STC12C5A60S2  @12M晶振
#include <STC12C5A60S2.H>
#include <intrins.h>

sbit R1  = P0 ^ 0;
sbit G1  = P0 ^ 1;
sbit B1  = P0 ^ 2;
sbit R2  = P0 ^ 3;
sbit G2  = P0 ^ 4;
sbit B2  = P0 ^ 5;

sbit IA  = P2 ^ 7; //行控制线A
sbit IB  = P2 ^ 6; //行控制线B
sbit IC  = P2 ^ 5; //行控制线C
sbit ID  = P2 ^ 4; //行控制线D

sbit CK  = P2 ^ 2; //时钟
sbit LS  = P2 ^ 1; //锁存
sbit OE  = P2 ^ 0; //输出，低电平有效

#define  SCAN(X)  IA=(X)&1; IB=(X)&2; IC=(X)&4; ID=(X)&8;

unsigned short ms   = 0;
unsigned short sec  = 0;

unsigned char code Num16x32[][64]=            //16x32点阵数字字符
{
//8字数码管字体
0x7F,0xF0,0xBF,0xE8,0xDF,0xD8,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,
0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xC0,0x18,
0x80,0x08,0xC0,0x18,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,
0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xDF,0xD8,0xBF,0xE8,0x7F,0xF0, /*"E:\0.bmp",0*/
/* (16 X 32 )*/

0x00,0x00,0x00,0x08,0x00,0x18,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x18,
0x00,0x08,0x00,0x18,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x18,0x00,0x18,0x00,0x08,0x00,0x00, /*"E:\1.bmp",1*/
/* (16 X 32 )*/

0x7F,0xF0,0x3F,0xE8,0x1F,0xD8,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x1F,0xD8,
0xBF,0xE8,0xDF,0xC0,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,
0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xDF,0xC0,0xBF,0xE0,0x7F,0xF0, /*"E:\2.bmp",2*/
/* (16 X 32 )*/

0x7F,0xF0,0x3F,0xE8,0x1F,0xD8,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x1F,0xD8,
0x3F,0xE8,0x1F,0xD8,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x1F,0xD8,0x3F,0xE8,0x7F,0xF0, /*"E:\3.bmp",3*/
/* (16 X 32 )*/

0x00,0x00,0x80,0x08,0xC0,0x18,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,
0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xDF,0xD8,
0xBF,0xE8,0x1F,0xD8,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x18,0x00,0x08,0x00,0x00, /*"E:\4.bmp",4*/
/* (16 X 32 )*/

0x7F,0xF0,0xBF,0xE0,0xDF,0xC0,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,
0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xDF,0xC0,
0xBF,0xE8,0x1F,0xD8,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x1F,0xD8,0x3F,0xE8,0x7F,0xF0, /*"E:\5.bmp",5*/
/* (16 X 32 )*/

0x7F,0xF0,0xBF,0xE0,0xDF,0xC0,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,
0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xE0,0x00,0xDF,0xC0,
0xBF,0xE8,0xDF,0xD8,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,
0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xDF,0xD8,0xBF,0xE8,0x7F,0xF0, /*"E:\6.bmp",6*/
/* (16 X 32 )*/

0x7F,0xF0,0x3F,0xE8,0x1F,0xD8,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x18,
0x00,0x08,0x00,0x18,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x18,0x00,0x08,0x00,0x00, /*"E:\7.bmp",7*/
/* (16 X 32 )*/

0x7F,0xF0,0xBF,0xE8,0xDF,0xD8,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,
0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xDF,0xD8,
0xBF,0xE8,0xDF,0xD8,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,
0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xDF,0xD8,0xBF,0xE8,0x7F,0xF0, /*"E:\8.bmp",8*/
/* (16 X 32 )*/

0x7F,0xF0,0xBF,0xE8,0xDF,0xD8,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,
0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xE0,0x38,0xDF,0xD8,
0xBF,0xE8,0x1F,0xD8,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,
0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x00,0x38,0x1F,0xD8,0x3F,0xE8,0x7F,0xF0, /*"E:\9.bmp",9*/
/* (16 X 32 )*/
};

void Delay10us()        //@12.000MHz
{
    unsigned char i;

    i = 27;
    while (--i);
}

void  SendRGB(int s)
{
    unsigned int i;
    unsigned int j;
    unsigned int k;
    unsigned int num1 = (s / 1000) % 10;
    unsigned int num2 = (s / 100) % 10;
    unsigned int num3 = (s / 10) % 10;
    unsigned int num4 = s % 10;
    unsigned char *bitmap = Num16x32;

    unsigned short buff_up[4];
    unsigned short buff_down[4];

    for(i = 0; i < 16; i++)                   //扫描行数
    {
        SCAN(i); //选择扫描行

        //载入此行的 上半屏数据 8*8=64bit
        buff_up[0] = *(unsigned short*)(bitmap + 64 * num1 + i * 2);
        buff_up[1] = *(unsigned short*)(bitmap + 64 * num2 + i * 2);
        buff_up[2] = *(unsigned short*)(bitmap + 64 * num3 + i * 2);
        buff_up[3] = *(unsigned short*)(bitmap + 64 * num4 + i * 2);

        //载入此行的 下半屏数据 8*8=64bit
        buff_down[0] = *(unsigned short*)(bitmap + 64 * num1 + i * 2 + 32);
        buff_down[1] = *(unsigned short*)(bitmap + 64 * num2 + i * 2 + 32);
        buff_down[2] = *(unsigned short*)(bitmap + 64 * num3 + i * 2 + 32);
        buff_down[3] = *(unsigned short*)(bitmap + 64 * num4 + i * 2 + 32);

        for(j = 0; j < 4; j++)
        {
            for(k = 0; k < 16; k++)
            {
                buff_up[j] <<= 1;
                R1 = CY;
                G1 = CY;
                B1 = CY;

                buff_down[j] <<= 1;
                R2 = CY;
                G2 = CY;
                B2 = CY;

                //时钟
                CK=1;
                CK=0;
            }
        }

        //锁存
        LS=1;
        LS=0;

        //显示开
        OE=0;
        Delay10us();
        Delay10us();
        Delay10us();
        OE=1;
    }
}

void Timer0Init(void)   //1毫秒@12.000MHz
{
    AUXR |= 0x80;       //定时器时钟1T模式
    TMOD &= 0xF0;       //设置定时器模式
    TL0   = 0x20;       //设置定时初始值
    TH0   = 0xD1;       //设置定时初始值
    TF0   = 0;          //清除TF0标志
    TR0   = 1;          //定时器0开始计时
    ET0   = 1;          //定时器0中断允许
}

void EnableEA()
{
    EA    = 1;          //开启全局中断
}

int main()
{
    P0M1 = 0x00;
    P0M0 = 0xff;
    P2M1 = 0x00;
    P2M0 = 0xf0;

    Timer0Init();
    EnableEA();

    while(1)
    {
        SendRGB(sec);
    }
}

void timer0 (void) interrupt 1
{
    ms++;
    if(ms >=1000)
    {
        sec++;
        ms = 0;
    }
}