這是我前段時間制作的16*16點陣屏。還有很多實用實例,總之很實用。
現上傳給大家,共同分享。
各種花樣顯示效果的源碼(交替顯示,拉幕式方式顯示,顯示數字,向上滾動顯示,歡迎光臨等等):
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2018-1-9 02:06 上傳
滿足先悅電子接口方法
//IO配置
sbit D_port = P1^7;
sbit C_port = P1^6;
sbit B_port = P1^5;
sbit A_port = P1^4;
sbit EN_port = P1^3;
sbit S_IN_port = P1^2;
sbit RCK_port = P1^1;
sbit SRCK_port = P1^0;
如果程序里面有說明使用的晶體頻率跟單片機芯片型號的,請按照要求使用,如果沒有要求的,可以使用任何51內核的單片機。
因為AT89S51,AT89S52,AT89C51,AT89C52的RAM只有128,里面的程序有很多個是要求使用256以上RAM的,因此建議你使用STC
系列的單片機。
僅供焊接完進行點陣測試用。
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2018-1-9 02:03 上傳
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2018-1-9 02:04 上傳
16*16電子的電路原理圖:
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2018-1-9 02:04 上傳
單片機源程序如下:
- /*字取模方法請參考本目錄圖片說明*/
- /*頭文件*/
- #include <reg52.h>
- #include <intrins.h>
- #define uint unsigned int
- #define uchar unsigned char
- #define _Nop() _nop_()
- /*端口定義*/
- sbit D_port = P1^7;
- sbit C_port = P1^6;
- sbit B_port = P1^5;
- sbit A_port = P1^4;
- sbit EN_port = P1^3;
- sbit S_IN_port = P1^2;
- sbit RCK_port = P1^1;
- sbit SRCK_port = P1^0;
- uchar code table[]={
- 0xFF,0xFC,0xFF,0xFC,0x80,0xFC,0x9F,0x80,0x1F,0x9E,0x49,0xCE,0x03,0xF9,0x87,0xF9,
- 0xE7,0xF9,0xC3,0xF0,0x93,0xF0,0x19,0xE6,0x7C,0xE6,0x3F,0xCF,0x9F,0x9F,0xCF,0x3F,/*"歡",0*/
- 0xFF,0xFF,0xF3,0xFC,0x27,0x82,0x27,0x93,0x3F,0x93,0x3F,0x93,0x20,0x93,0x27,0x93,
- 0x27,0x93,0x27,0x80,0x27,0xC2,0x27,0xF3,0xE7,0xF3,0xC3,0xF3,0x19,0x00,0xFF,0xFF,/*"迎",0*/
- 0x7F,0xFE,0x73,0xCE,0x67,0xCE,0x4F,0xE6,0x4F,0xF2,0x7F,0xFE,0x00,0x00,0x9F,0xF9,
- 0x9F,0xF9,0x9F,0xF9,0x9F,0xF9,0xCF,0x39,0xCF,0x39,0xE7,0x39,0xF3,0x03,0xF8,0xFF,/*"光",1*/
- 0xCF,0xFC,0xCF,0xFC,0xCF,0xFC,0x49,0x00,0x49,0xF8,0x09,0xF3,0x89,0xF3,0xC9,0xFF,
- 0x49,0x80,0x49,0x92,0x49,0x92,0x49,0x92,0x49,0x92,0x4F,0x80,0x4F,0x9E,0xCF,0xFF,/*"臨",2*/
-
- };
- /*-------------------------------------------------------
- 點陣LED第幾行顯示數據
- 其中daH為數據高8位,daL為數據低8位,han為第幾行顯示
- --------------------------------------------------------*/
- void HC595_Data_Send(uchar daH,daL,han)
- {
- uchar i;
- RCK_port = 0; /*HC595鎖定輸出,避免數據傳輸過程中,屏數據變化從而顯示閃爍*/
- SRCK_port = 0;
- for(i=0;i<8;i++){
- if((daH&0x80)!=0) S_IN_port = 1;
- else S_IN_port = 0;
- SRCK_port = 1;
- SRCK_port = 0;
- daH <<= 1;
- }
- for(i=0;i<8;i++){
- if((daL&0x80)!=0) S_IN_port = 1;
- else S_IN_port = 0;
- SRCK_port = 1;
- SRCK_port = 0;
- daL <<= 1;
- }
- EN_port = 1; /*關屏顯示,原理為使HC138輸出全為1,從而三極管截止,點陣不顯示*/
- switch (han){
- case 0:
- A_port = 0; B_port = 0; C_port = 0; D_port = 0;
- break;
- case 1:
- A_port = 1; B_port = 0; C_port = 0; D_port = 0;
- break;
- case 2:
- A_port = 0; B_port = 1; C_port = 0; D_port = 0;
- break;
- case 3:
- A_port = 1; B_port = 1; C_port = 0; D_port = 0;
- break;
- case 4:
- A_port = 0; B_port = 0; C_port = 1; D_port = 0;
- break;
- case 5:
- A_port = 1; B_port = 0; C_port = 1; D_port = 0;
- break;
- case 6:
- A_port = 0; B_port = 1; C_port = 1; D_port = 0;
- break;
- case 7:
- A_port = 1; B_port = 1; C_port = 1; D_port = 0;
- break;
- case 8:
- A_port = 0; B_port = 0; C_port = 0; D_port = 1;
- break;
- case 9:
- A_port = 1; B_port = 0; C_port = 0; D_port = 1;
- break;
- case 10:
- A_port = 0; B_port = 1; C_port = 0; D_port = 1;
- break;
- case 11:
- A_port = 1; B_port = 1; C_port = 0; D_port = 1;
- break;
- case 12:
- A_port = 0; B_port = 0; C_port = 1; D_port = 1;
- break;
- case 13:
- A_port = 1; B_port = 0; C_port = 1; D_port = 1;
- break;
- case 14:
- A_port = 0; B_port = 1; C_port = 1; D_port = 1;
- break;
- case 15:
- A_port = 1; B_port = 1; C_port = 1; D_port = 1;
- break;
- }
- RCK_port = 1; /*允許HC595數據輸出到Q1-Q8端口*/
- EN_port = 0; /*HC138輸出有效,打開顯示*/
- RCK_port = 0; /*鎖定HC595數據輸出*/
- }
- void delay_1ms(uchar x)
- {
- uchar j;
- while(x--){
- for(j=0;j<15;j++)
- {;}
- }
- }
- void main()
- {
- uint i;
- uchar j=0; /*讀取對應的第幾行數據*/
- uchar k=0; /*讀取對應的第幾個字數據*/
- while (1){
- for(i=0;i<3000;i++){
- HC595_Data_Send(table[(k*16+j)*2+1],table[(k*16+j)*2],j);
- j++; /*行加1*/
- if(j==16) j=0;
- delay_1ms(1);
- }
- k++; /*字加1*/
- if(k==4) k=0;
- }
- }
- ……………………
- …………限于本文篇幅 余下代碼請從51黑下載附件…………
復制代碼
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2018-1-9 02:03 上傳
所有資料51hei提供下載:
16x16點陣套件資料包.rar
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2018-1-4 18:47 上傳
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