MAX7219中文资料下载+单片机控制MAX7219点阵模块源程序 原理图

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MAX7219中文资料下载+单片机控制MAX7219点阵模块源程序 原理图

点阵资料加程序 MAX7219点阵模块+控制模块+单片机模块+显示模块杜邦线5根 ( M  j( ?) f0 a7 l' F( e ) i: G& ]0 d; L) N2 V( S2 o* F  }MAX7219原理图： 4 J% @6 \% q/ }2 k1 k 9 s! S8 X: I; O5 r9 g# |1 e/ g2 k$ p单片机源程序： / \% d4 ~  I+ w8 d4 y, _0 e. T

#include <reg52.h>
' n+ B- t2 r* k& x2 k#include <intrins.h>
4 C8 ?; N/ ?3 G" Q% X* c- e. o% Y#define uchar unsigned char
/ p) \6 H$ b0 ?0 v, g( F+ t( x#define uint  unsigned int
+ ?9 c8 r, f  ~3 H//定义Max7219端口
sbit Max7219_pinCLK = P2^2;
sbit Max7219_pinCS  = P2^1;
sbit Max7219_pinDIN = P2^0;
" J; m1 s% l, J4 |5 P9 Euchar code disp1[38][8]={
{0x3C,0x42,0x42,0x42,0x42,0x42,0x42,0x3C},//0
{0x10,0x18,0x14,0x10,0x10,0x10,0x10,0x10},//1
{0x7E,0x2,0x2,0x7E,0x40,0x40,0x40,0x7E},//2
{0x3E,0x2,0x2,0x3E,0x2,0x2,0x3E,0x0},//3
{0x8,0x18,0x28,0x48,0xFE,0x8,0x8,0x8},//4
# b# ]2 ?2 J/ t' F{0x3C,0x20,0x20,0x3C,0x4,0x4,0x3C,0x0},//5
6 V% G0 Z$ a2 {# s( u; ?7 |  p8 O8 C{0x3C,0x20,0x20,0x3C,0x24,0x24,0x3C,0x0},//6
+ F* O, Z" ]; Q: e7 B+ S; }{0x3E,0x22,0x4,0x8,0x8,0x8,0x8,0x8},//7
3 F/ o% {6 h( z+ ~* r( u{0x0,0x3E,0x22,0x22,0x3E,0x22,0x22,0x3E},//8
( h% v+ P7 A; Y8 t{0x3E,0x22,0x22,0x3E,0x2,0x2,0x2,0x3E},//9
; ~  p; h. k# Z% A{0x8,0x14,0x22,0x3E,0x22,0x22,0x22,0x22},//A
! }& p4 @  g- \{0x3C,0x22,0x22,0x3E,0x22,0x22,0x3C,0x0},//B
{0x3C,0x40,0x40,0x40,0x40,0x40,0x3C,0x0},//C
7 ^% v5 D+ K) D7 r) I{0x7C,0x42,0x42,0x42,0x42,0x42,0x7C,0x0},//D
3 k! p% j' u4 E+ u+ K& ^6 P7 |{0x7C,0x40,0x40,0x7C,0x40,0x40,0x40,0x7C},//E
{0x7C,0x40,0x40,0x7C,0x40,0x40,0x40,0x40},//F
1 Y( X! t. K6 n, O# ^  a{0x3C,0x40,0x40,0x40,0x40,0x44,0x44,0x3C},//G
{0x44,0x44,0x44,0x7C,0x44,0x44,0x44,0x44},//H
$ V( s5 [" t$ a8 ?{0x7C,0x10,0x10,0x10,0x10,0x10,0x10,0x7C},//I
{0x3C,0x8,0x8,0x8,0x8,0x8,0x48,0x30},//J
{0x0,0x24,0x28,0x30,0x20,0x30,0x28,0x24},//K
{0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x7C},//L
4 Q$ C6 t6 n8 {* i- n- j{0x81,0xC3,0xA5,0x99,0x81,0x81,0x81,0x81},//M
1 h% B0 }7 w4 `" R4 O{0x0,0x42,0x62,0x52,0x4A,0x46,0x42,0x0},//N
{0x3C,0x42,0x42,0x42,0x42,0x42,0x42,0x3C},//O
) v) a8 @0 d1 {8 Q3 j{0x3C,0x22,0x22,0x22,0x3C,0x20,0x20,0x20},//P
{0x1C,0x22,0x22,0x22,0x22,0x26,0x22,0x1D},//Q
{0x3C,0x22,0x22,0x22,0x3C,0x24,0x22,0x21},//R
0 H% A; T% f! X{0x0,0x1E,0x20,0x20,0x3E,0x2,0x2,0x3C},//S
3 ]0 o4 l. e8 h$ r; I+ r6 ?: I' k7 i  {6 s{0x0,0x3E,0x8,0x8,0x8,0x8,0x8,0x8},//T
{0x42,0x42,0x42,0x42,0x42,0x42,0x22,0x1C},//U
1 u* }! q$ J$ H! O# @* ?+ ~6 Q- ^{0x42,0x42,0x42,0x42,0x42,0x42,0x24,0x18},//V
& S! }+ j" x8 n# G# f{0x0,0x49,0x49,0x49,0x49,0x2A,0x1C,0x0},//W
2 b  ~9 \+ ~8 s1 f4 o/ M7 i{0x0,0x41,0x22,0x14,0x8,0x14,0x22,0x41},//X
{0x41,0x22,0x14,0x8,0x8,0x8,0x8,0x8},//Y
5 l3 e+ {4 O' t! \5 W6 i{0x0,0x7F,0x2,0x4,0x8,0x10,0x20,0x7F},//Z
. _. m/ N4 S0 o, K' w8 A* @& I{0x8,0x7F,0x49,0x49,0x7F,0x8,0x8,0x8},//中
! ]7 U, T- w& L% W{0xFE,0xBA,0x92,0xBA,0x92,0x9A,0xBA,0xFE},//国
4 p. t9 r/ ?6 w( c) l};
3 E3 [7 y* _7 z: Ovoid Delay_xms(uint x)
  R! G# Q7 z8 V1 d% `/ I! Y{
uint i,j;
0 o# }: i/ [* [$ ? for(i=0;i<x;i++)
# J0 s% F/ M8 ]/ g, _5 R, b% z" @. c  for(j=0;j<112;j++);
  e& w8 Y0 m  f1 \0 ?}
//--------------------------------------------
//功能：向MAX7219(U3)写入字节
//入口参数：DATA
//出口参数：无
+ t1 k6 ~- z3 t0 m6 e' N) l//说明：
void Write_Max7219_byte(uchar DATA)         
{
            uchar i;   
) @& y' R6 V: i4 b2 s: P                Max7219_pinCS=0;               
            for(i=8;i>=1;i--)
& s6 U: i% W' p2 j8 w. v! [0 e! u) _% r8 R          {                  
- U! |2 f9 c8 B) D3 l" I            Max7219_pinCLK=0;
9 D8 k1 ^% G7 b% ~* s, h            Max7219_pinDIN=DATA&0x80;
            DATA=DATA<<1;
9 Z$ J2 v0 T; q$ ~* E            Max7219_pinCLK=1;
3 _9 G0 z, z7 f# E& W5 |' ]9 a! D           }                                 
}
8 k3 a/ o* }1 h7 h; ^0 R//-------------------------------------------
$ f- Y: n4 e! L//功能：向MAX7219写入数据
//入口参数：address、dat
//出口参数：无
//说明：
void Write_Max7219(uchar address,uchar dat)
0 y; y! h* q/ I( Q4 T{
9 |* v( L6 h6 K  ?7 p" J     Max7219_pinCS=0;
: R+ R) g2 \/ G- x. J1 U  _/ g         Write_Max7219_byte(address);           //写入地址，即数码管编号
     Write_Max7219_byte(dat);               //写入数据，即数码管显示数字
         Max7219_pinCS=1;                        
}
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" v" ~3 f- e/ S8 U/ i& d; dvoid Init_MAX7219(void)
, |! X; P' N9 f! f, q{
Write_Max7219(0x09, 0x00);       //译码方式：BCD码
Write_Max7219(0x0a, 0x03);       //亮度
Write_Max7219(0x0b, 0x07);       //扫描界限；8个数码管显示
& q! {0 H$ n6 ]. ]0 K0 e& A8 E2 B. ? Write_Max7219(0x0c, 0x01);       //掉电模式：0，普通模式：1
2 l! t- ^( {) {4 t3 n; [$ K% g& A Write_Max7219(0x0f, 0x00);       //显示测试：1；测试结束，正常显示：0
}


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