8*8点阵和数码管显示proteus仿真原理图与单片机代码

relchhiclty

8*8点阵和数码管显示proteus仿真原理图与单片机代码


' R, N- x/ `5 ?; M, F6 w1 F

8*8点阵proteus仿真与数码管原理图如下： & i0 y" `- @" W1 p& K0 p- G / U3 z9 p' U- X  X* H单片机源程序

#include <reg52.h>


//此表为 LED 的字模, 共阴数码管 0-9  -
unsigned char code   Disp_Tab[] = {0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40};  //段码控制
2 \8 B7 ?& y' v( G5 h9 q8 c) j1 [
" v+ G# D3 ?4 y, @//此表为8个数码管位选控制, 共阴数码管 1-8个  -
unsigned char code   dispbit[8]={0xfe,0xfd,0xfb,0xf7,0xef,0xdF,0xbF,0x7F};    //位选控制   查表的方法控制

unsigned char led_buffer0[8]={0x01,0x03,0x07,0x0f,0x1f,0x3f,0x7f,0xff};
: n# B4 L5 k, v2 K7 ?% r0 S- a4 W* i
% ^# x; d5 }3 R3 i" U. |- @unsigned char code led_buffer[]={
) X( ~$ ~3 A6 m; _% ]# R/*--  调入了一幅图像：C:\Users\Administrator\Pictures\numb.bmp  --*/
/*--  宽度x高度=80x8  --*/
$ y# f" E5 l. V, {: L- i0x00,0x00,0x3E,0x51,0x49,0x45,0x3E,0x00,
7 }& S* }$ P# h  P& ?  B: k: t0x00,0x00,0x00,0x42,0x7F,0x40,0x00,0x00,
+ ]9 \# A/ \- P! n% m+ m& i2 T( P7 j0x00,0x00,0x62,0x51,0x49,0x45,0x42,0x00,
0 z- N+ b. B  n* }1 t  E0x00,0x00,0x22,0x49,0x49,0x49,0x36,0x00,
. Q2 `# c/ o! R$ t8 H0x00,0x00,0x18,0x14,0x12,0x7F,0x10,0x00,
0x00,0x00,0x2F,0x49,0x49,0x49,0x31,0x00,
0x00,0x00,0x3E,0x49,0x49,0x49,0x32,0x00,
: Q5 N& m4 X) d# r8 v. {$ w0x00,0x00,0x01,0x01,0x79,0x05,0x03,0x00,
0x00,0x00,0x36,0x49,0x49,0x49,0x36,0x00,
1 T! c  v% H! X9 D! D# J# r2 O- R3 j0x00,0x00,0x26,0x49,0x49,0x49,0x3E,0x00,
) Y2 V1 \0 h8 ~* R9 J3 I0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
; X7 _5 _; K3 b+ Y( G$ v$ y5 {' y0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

. `+ `3 a. M. J! _2 Ounsigned char disp_count=0,numb=0;
unsigned char hour=23,min=45,sec=58;
7 j2 K0 w! v+ s/ Nunsigned int count=0;
/ i( m( Z/ E$ Ubit flash=0;

void delay(long dly)
{
        while(dly--);
/ m( h% w7 u- E4 ~4 x; o2 h5 ~# ^}
' \( n9 ~) E9 n- D- _
8 G) j$ Z( Z$ }, L+ U1 {* Z

void main()
* `/ ~% w* I/ R; {8 S  y2 R% x* m{
* k( Y+ d+ r, W& ^; T: g  t        unsigned  char i;
        TMOD=0X01;
        TH0=(65536-1000)/256;
        TL0=(65536-1000)%256;
$ \. m8 u- r0 j+ p: h0 `$ E        TR0=1;
3 q5 \2 {; y2 q/ a# t        ET0=1;
        EA=1;
0 q1 b1 ~! k" i4 y% Z! @+ a
# b+ X& Z- g. X& s2 H+ h5 g        while(1)
         {
//            get_clock();
                delay(3000);
8 U5 h* T5 d6 u1 j  h$ v                numb++;
                if(numb>79)
                {
7 K- h8 ^( \3 V' S! o                        numb=0;
                }
         }
}

void TIMER0_ISR(void) interrupt 1
2 y/ d6 u3 S& y# u/ U4 I& Z{
        P2=0x00;
        TH0=(65536-1000)/256;
        TL0=(65536-1000)%256;
$ L1 g, v9 s. E" I
3 l, o  D0 }  |! Z) z) |        P0=~led_buffer[numb+disp_count];
        P3=~led_buffer[numb+8+disp_count];
% D; o+ `/ Y. V, _: B: D        P2=~dispbit[disp_count];

        disp_count++;
        if(disp_count>7)
        {
                disp_count=0;
        }
# d5 o5 ^/ ]9 F3 m! y        count++;
- `/ ?: {$ }$ P. l# F        if(count>249)
2 r! W  l0 ^8 c6 i9 F        {
5 q1 ]' g% \$ A) U            count=0;
            flash=!flash;
        }
% L4 X$ Y, _8 X* P6 o' K. U}
6 X+ _3 _) ^5 _1 z2 d3 Z& [# c! n

游客，如果您要查看本帖隐藏内容请回复

& {0 G4 b# w( f( F

helendcany

分享是心得 回帖是美德