仿真原理圖如下(proteus仿真工程文件可到本帖附件中下載)
1.設(shè)計(jì)的原理圖.JPG (160.35 KB, 下載次數(shù): 106)
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2020-6-27 18:38 上傳
51hei.png (26.6 KB, 下載次數(shù): 78)
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2020-6-28 17:46 上傳
單片機(jī)源程序如下:
- /*-----------------------------------------------
- 名稱:595控制4漢字點(diǎn)陣屏
- 51單片機(jī)
- 內(nèi)容:屏+5V、GND連接電源5V
- P0.0-P0.3分別連接A、B、C、D,用于控制16行,通過(guò)2路HC138控制
- SCK時(shí)鐘連接P2.5
- LATCH鎖存連接P2.6
- R1紅色數(shù)據(jù)信號(hào)連接至P2.4
- G1綠色數(shù)據(jù)信號(hào)連接至P0.4,如果使用單紅色屏此信號(hào)無(wú)需連接
- OE使能端一般接GND,可以用IO引腳PWM控制亮度
- 或者使用此引腳控制拖尾現(xiàn)象。
- 現(xiàn)象:使用普通速度51系列單片機(jī)。
- K1按下屏幕出現(xiàn)實(shí)體心型
- K2按下屏幕出現(xiàn)笑臉圖標(biāo)
- K3按下屏幕出現(xiàn)A8圖標(biāo)
- K4按下屏幕出現(xiàn)陳文蓉 邱莉杰
- ------------------------------------------------*/
- #include<reg52.h>
- sbit T_STR = P2^6; //鎖存引腳,屏上標(biāo)識(shí)位STR
- sbit R1 = P2^4; //數(shù)據(jù)引腳,屏上標(biāo)識(shí)R1
- sbit G1 = P0^4; //數(shù)據(jù)引腳,屏上標(biāo)識(shí)G1
- sbit T_CLK = P2^5; //時(shí)鐘引腳,屏上標(biāo)識(shí)位CLK
- sbit OE = P2^1; //
- sbit K1 = P3^2; //
- sbit K2 = P3^3; //
- sbit K3 = P3^4; //
- sbit K4 = P3^5; //
- unsigned char tab[8];
- unsigned char DIS[]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};//行數(shù)據(jù)
- int oo=0;
- static unsigned char count,j,kk;
- /*-----------------------------------------------
- 16x16漢字取模數(shù)據(jù)
- ------------------------------------------------*/
- unsigned char code hztest[][32]= //二維數(shù)組,目的是減少運(yùn)算,可以用最基本的一維數(shù)組,每個(gè)漢字有32個(gè)字節(jié)數(shù)據(jù)
- {
- /*-- 文字: 學(xué) --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x44,0x10,0x88,0x10,0x88,0x08,0x00,0x04,0xFE,0x7F,0x02,0x40,0x01,0x20,0xF8,0x07,
- 0x00,0x02,0x80,0x21,0xFF,0x7F,0x80,0x00,0x80,0x00,0x80,0x00,0xA0,0x00,0x40,0x00,
- };
- unsigned char code hztest1[][32]= //二維數(shù)組,目的是減少運(yùn)算,可以用最基本的一維數(shù)組,每個(gè)漢字有32個(gè)字節(jié)數(shù)據(jù)
- {
- /*-- 文字: 文 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x40,0x00,0x80,0x00,0x80,0x20,0xFF,0x7F,0x08,0x08,0x10,0x08,0x10,0x04,0x20,0x04,
- 0x20,0x02,0x40,0x01,0x80,0x00,0x40,0x01,0x20,0x06,0x10,0x08,0x0C,0x70,0x03,0x20,
- /*-- 文字: 經(jīng) --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x08,0x00,0xC8,0x3F,0x04,0x10,0x04,0x08,0x22,0x0C,0x3F,0x12,0x10,0x61,0xC8,0x40,
- 0x04,0x00,0x82,0x3F,0x3F,0x04,0x00,0x04,0x38,0x04,0x07,0x24,0xE2,0x7F,0x00,0x00,
- /*-- 文字: 學(xué) --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x44,0x10,0x88,0x10,0x88,0x08,0x00,0x04,0xFE,0x7F,0x02,0x40,0x01,0x20,0xF8,0x07,
- 0x00,0x02,0x80,0x21,0xFF,0x7F,0x80,0x00,0x80,0x00,0x80,0x00,0xA0,0x00,0x40,0x00,
- /*-- 文字: 院 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x00,0x01,0x1E,0x02,0xF2,0x7F,0x2A,0x40,0x1A,0x28,0xC6,0x1F,0x0A,0x00,0x12,0x10,
- 0xF2,0x3F,0x12,0x05,0x16,0x05,0x0A,0x05,0x82,0x44,0x82,0x44,0x42,0x78,0x32,0x00,
-
- /*-- 文字: 一 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFC,0x3F,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- /*-- 文字: 尚 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x80,0x00,0x84,0x10,0x98,0x18,0x90,0x04,0x80,0x20,0xFE,0x7F,0x02,0x20,0x02,0x24,
- 0xF2,0x2F,0x12,0x24,0x12,0x24,0x12,0x24,0xF2,0x27,0x12,0x24,0x02,0x28,0x02,0x10,
- /*-- 文字: 衍 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x08,0x10,0x28,0x3E,0xC4,0x00,0x82,0x00,0x01,0x00,0x28,0x20,0xC4,0x7E,0x86,0x10,
- 0x05,0x10,0x84,0x10,0x44,0x10,0x74,0x10,0x44,0x10,0x44,0x10,0x44,0x14,0x44,0x08,
- /*-- 文字: 旭 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x08,0x00,0x08,0x10,0x08,0x3F,0x08,0x11,0x7F,0x11,0x48,0x11,0x48,0x11,0x48,0x1F,
- 0x48,0x11,0x48,0x11,0x48,0x11,0x48,0x11,0x44,0x5F,0x44,0x40,0x82,0x7F,0x01,0x00,
- };
- unsigned char code hztest2[][32]= //二維數(shù)組,目的是減少運(yùn)算,可以用最基本的一維數(shù)組,每個(gè)漢字有32個(gè)字節(jié)數(shù)據(jù)
- {
- /*-- 文字: 歡 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x00,0x01,0x00,0x01,0x3F,0x01,0x20,0x3F,0xA2,0x20,0x62,0x12,0x14,0x02,0x14,0x02,
- 0x08,0x02,0x14,0x02,0x24,0x05,0x22,0x05,0x81,0x08,0x80,0x10,0x40,0x70,0x30,0x20,
- /*-- 文字: 迎 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x00,0x00,0x82,0x21,0x64,0x7E,0x28,0x22,0x20,0x22,0x20,0x22,0x2F,0x22,0x28,0x23,
- 0xA8,0x22,0x68,0x2A,0x28,0x12,0x08,0x02,0x08,0x02,0x14,0x62,0xE2,0x3F,0x00,0x00,
- /*-- 文字: 您 --*/
- /*-- 宋體12; 此字體下對(duì)應(yīng)的點(diǎn)陣為:寬x高=16x16 --*/
- 0x90,0x00,0x90,0x00,0xC8,0x3F,0x48,0x20,0x2C,0x12,0x9A,0x02,0x89,0x0A,0x48,0x32,
- 0x28,0x22,0x88,0x02,0x08,0x01,0x40,0x00,0x8A,0x21,0x0A,0x49,0x09,0x48,0xF0,0x0F
- };
- /*-----------------------------------------------
- 向595寫入一個(gè)字節(jié) 單紅色
- ------------------------------------------------*/
- void InputByte( unsigned char DataR1) //寫一個(gè)字節(jié)
- {
- unsigned char i;
- for(i=8; i>0; i--)
- {
- R1 = !(DataR1&0x01);
- T_CLK = 0;
- T_CLK = 1;
- DataR1 = DataR1 >> 1;
- }
- }
- /*-----------------------------------------------
- 向595寫入兩個(gè)字節(jié) 雙色
- ------------------------------------------------*/
- void Input2Byte( unsigned char DataR1,unsigned char DataG1) //寫一個(gè)字節(jié)
- {
- unsigned char i;
- for(i=8; i>0; i--)
- {
- R1 = !(DataR1&0x01);
- G1 = !(DataG1&0x01);
- T_CLK = 0;
- T_CLK = 1;
- DataR1 = DataR1 >> 1;
- DataG1 = DataG1 >> 1;
- }
- }
- /*-----------------------------------------------
- 初始化定時(shí)器,做為動(dòng)態(tài)掃描
- ------------------------------------------------*/
- void Init_Timer1(void)
- {
- TMOD |= 0x10;
- EA=1; //總中斷使能
- ET1=1; //定時(shí)中斷使能
- TR1=1; //打開定時(shí)器開關(guān)
- }
- /*-----------------------------------------------
- 主程序
- ------------------------------------------------*/
- main()
- {
- unsigned char l=0;
- Init_Timer1(); //初始化定時(shí)器
- while(1)
- {
- //可以加入其它的控制程序
- if(K1==0) oo=0;
- if(K2==0) oo=1,kk=0;
- if(K3==0) oo=2,j=0;
- l++;
- if(l==250) j++,l=0,kk+=2; //l 速度控制
- if(j==9) j=0;
- if(kk==255) kk=0;
- }
- }
- /*-----------------------------------------------
- 定時(shí)器執(zhí)行動(dòng)態(tài)掃描
- ------------------------------------------------*/
- void Timer1_isr(void) interrupt 3
- {
- unsigned char i;
- TH1=0xff; //重裝初值
- TL1=0;
- T_STR=0; //鎖存釋放
- switch(oo)
- {
- case 0: {
- InputByte(hztest[0][i]);
- InputByte(hztest[0][i+1]);
- }
- break;
- case 1: {
- InputByte(hztest1[0][i+kk]);
- InputByte(hztest1[0][i+kk+1]);
- }
- break;
- case 2: {
- InputByte(hztest2[j/3][i]);
- InputByte(hztest2[j/3][i+1]);
- }
- break;
- }
- OE=1; //暫時(shí)關(guān)閉屏幕,防止出現(xiàn)鬼影,如果沒有使用該引腳控制則會(huì)出現(xiàn)拖影現(xiàn)象。
- T_STR=1; //鎖存有效,此時(shí)一行的數(shù)據(jù)顯示到屏上
- P0=DIS[count]|0xf0;//用P0口的前4位控制16行,屏內(nèi)部通過(guò)4-16譯碼器工作,循環(huán)掃描其他15行
- OE=0;//使能
- count++;
- i+=2; //累加調(diào)用下一行數(shù)據(jù)
- if(count==16)
- count=0;
- if(i==32)
- i=0;
- }
復(fù)制代碼
所有資料51hei提供下載:
單片機(jī)原理與應(yīng)用51hei設(shè)計(jì).zip
(1009.6 KB, 下載次數(shù): 131)
2020-6-27 18:39 上傳
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