51微控制器 16X16點陣迴圈滾動顯示漢字(基於proteus)
阿新 • • 發佈:2018-12-10
原創文章,轉載註明地址作者,作者TEER。
一、效果展示
二、所用材料
1.16X16點陣
Proteus並不提供16X16的點陣,只能我們自己通過4個8X8的組裝為16X16的點陣。
由此可知8*8變成16*16
列需要這樣連線:
行需要這樣連線:
再把四個放在一起即可:
2.74hc595
詳細介紹見我上一篇文章
這裡需要用到級聯,也不算太難,就相當於原來是輸入8個數,這需要輸入16個,然後再輸出,前八個輸入的就被自動擠到級聯的下一個595中了!
3.stc89c52
三、原理
1.靜態顯示
同8位的靜態顯示一樣,只不過是從8個變成16個而已。
詳見上一篇文章。
2.動態顯示
同8位的動態顯示一樣,只不過是從8個變成16個而已。
詳見上一篇文章。
四、proteus接線方式
五、程式碼展示
#include <reg51.h> #include<intrins.h> /* 資料端介面定義 */ sbit LSH = P2^0; //列數時鐘 sbit LDS = P2^1; //輸入 sbit LST = P2^2; //列暫存器 sbit HSH = P2^3; //行數時鐘 sbit HDS = P2^4; //輸入 sbit HST = P2^5; //行暫存器時鐘 unsigned int sel[17]={0x7fff,0xbfff,0xdfff,0xefff,0xf7ff,0xfbff,0xfdff,0xfeff, 0xff7f,0xffbf,0xffdf,0xffef,0xfff7,0xfffb,0xfffd,0xfffe, 0xffff, }; char code hanzi[170] = { 0x01,0x00,0x01,0x00,0x01,0x00,0x3F,0xF8,0x21,0x08,0x21,0x08,0x21,0x08,0x3F,0xF8, 0x21,0x08,0x21,0x08,0x21,0x08,0x3F,0xF8,0x21,0x0A,0x01,0x02,0x01,0x02,0x00,0xFE,//電 0x00,0x00, 0x00,0x00,0x7F,0xF8,0x00,0x10,0x00,0x20,0x00,0x40,0x01,0x80,0x01,0x00,0xFF,0xFE, 0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x05,0x00,0x02,0x00,//子 0x00,0x00, 0x01,0x00,0x01,0x00,0x7F,0xFC,0x01,0x00,0x1F,0xF0,0x00,0x00,0x7F,0xFE,0x40,0x02, 0x9F,0xF4,0x00,0x00,0x1F,0xF0,0x10,0x10,0x1F,0xF0,0x08,0x20,0x04,0x40,0xFF,0xFE,//壹 0x00,0x00, 0x20,0x80,0x10,0x80,0x00,0x9C,0x47,0xE0,0x20,0x80,0x08,0x84,0x10,0x84,0x60,0x7C, 0x21,0x00,0x01,0x00,0xFF,0xFE,0x05,0x40,0x09,0x20,0x31,0x18,0xC1,0x06,0x01,0x00,//柒 0x00,0x00, 0x01,0x00,0x00,0x80,0x3F,0xFE,0x20,0x80,0x2F,0xF8,0x20,0x88,0x3F,0xFE,0x20,0x88, 0x2F,0xF8,0x28,0x80,0x24,0xC4,0x22,0xA8,0x44,0x90,0x48,0x88,0x92,0x86,0x01,0x00,//康 0x00,0x00, }; void send_data_H(unsigned int dat); /* 傳送行資料端資料函式 */ void send_data_L(unsigned int dat); /* 傳送列選通端資料函式 */ void display(int a); //每一次顯示什麼東西 void delay(unsigned int m); void main() { unsigned int j=0,num; while(1) { num=6; while(num--) { display(j); delay(10); } j=j+2; //if(j>150) //j=0; } } //unsigned int a,b; //a=sel[i]%256;//後八位 //b=sel[i]/256;//前八位 //send_data_H(b); void send_data_L(unsigned int dat) { unsigned char i; for(i=0;i<8;i++) { LSH = 0; LDS = dat&0x80; //temp<<=1; dat = dat<<1; //ds = CY; LSH = 1; } LST = 0; _nop_(); _nop_(); LST = 1; } void send_data_H(unsigned int dat) { int i; for(i=0;i<16;i++) { HSH = 0; HDS = dat&0x8000; dat =dat<<1; HSH = 1; } HST = 0; _nop_(); HST = 1; } void delay(unsigned int m) { unsigned char i; for(;m>0;m--) { for(i=0;i<124;i++) {} } } void display( int a) { unsigned char i; unsigned int x; for(i=0;i<16;i++) { send_data_H(sel[i]); x=a+2*i;//展示第幾個字元 if(a+2*i>168) x=(a+2*i)%170; send_data_L(hanzi[x]); send_data_L(hanzi[x+1]); delay(1); } }