汽車單片機及車載網(wǎng)絡(luò)系統(tǒng)課件 項目二 單片機基礎(chǔ)-汽車數(shù)碼管的控制編程

汽車檢測與維修專業(yè)核心課

汽車單片機及車載網(wǎng)絡(luò)系統(tǒng)汽車工程系新能源汽車教研組汽車工程系新能源汽車教研組項目二：單片機基礎(chǔ)汽車數(shù)碼管的控制編程一位八段數(shù)碼管的控制編程（4課時）

01應(yīng)知、應(yīng)會

02課程內(nèi)容

03課后小結(jié)

04課堂考核本節(jié)課的我們應(yīng)該完成的內(nèi)容汽車工程系新能源汽車教研組Part01應(yīng)知、應(yīng)會汽車工程系新能源汽車教研組一位八段數(shù)碼管的控制編程01了解數(shù)碼管的管腳定義，工作原理汽車工程系新能源汽車教研組掌握軟件程序的含義

03掌握硬件電路的接線方法02Part02課程內(nèi)容汽車工程系新能源汽車教研組第一步、放置元件并連接負極線路1.硬件連接第二步、連接面包板右側(cè)電路1.硬件連接第三步、連接面包板左下方電路1.硬件連接第四步、連接面包板左上方電路1.硬件連接//用一位八段數(shù)碼管顯示2路公交車線路號inta=7;intb=8;intc=9;intd=10;inte=11;intf=12;intg=13;voidsetup(){for(intn=7;n<=13;n++){pinMode(n,OUTPUT);}}voidloop(){digitalWrite(a,HIGH);digitalWrite(b,HIGH);digitalWrite(c,LOW);digitalWrite(d,HIGH);digitalWrite(e,HIGH);digitalWrite(f,LOW);digitalWrite(g,HIGH);}2.軟件編程Part03課后小結(jié)汽車工程系新能源汽車教研組本節(jié)課我們解決的三個問題是:1.數(shù)碼管的管腳定義，工作原理2.硬件電路的接線方法3.軟件程序的含義汽車工程系新能源汽車教研組Part04課堂考核汽車工程系新能源汽車教研組汽車工程系新能源汽車教研組1、用一位八段數(shù)碼管顯示5路公交車線路號2、用一位八段數(shù)碼管循環(huán)顯示0-9汽車工程系新能源汽車教研組項目二：單片機基礎(chǔ)汽車數(shù)碼管的控制編程四位八段數(shù)碼管的控制編程（4課時）

01應(yīng)知、應(yīng)會

02課程內(nèi)容

03課后小結(jié)

04課堂考核本節(jié)課的我們應(yīng)該完成的內(nèi)容汽車工程系新能源汽車教研組Part01應(yīng)知、應(yīng)會汽車工程系新能源汽車教研組四位八段數(shù)碼管的控制編程01了解四位八段數(shù)碼管的管腳含義，工作原理汽車工程系新能源汽車教研組掌握程序的含義03掌握硬件電路的接線02Part02課程內(nèi)容汽車工程系新能源汽車教研組

四位八段數(shù)碼管的硬件結(jié)構(gòu)原理圖：1.硬件連接

四位八段數(shù)碼管的硬件結(jié)構(gòu)原理圖：1.硬件連接第一步、連接面包板左上部分電路1.硬件連接第二步、連接面包板右側(cè)電路1.硬件連接第三步、連接面包板左下方電路1.硬件連接第四步、連接面包板COM口電路1.硬件連接//四位八段數(shù)碼管顯示確定的數(shù)字1234intt=2;inta=2;intb=3;intc=4;intd=5;inte=6;intf=7;intg=8;intdp=9;intcom1=10;intcom2=11;intcom3=12;intcom4=13;voidsetup(){for(intn=2;n<=13;n++){pinMode(n,OUTPUT);}}voidloop(){digitalWrite(com1,HIGH);digitalWrite(com2,LOW);digitalWrite(com3,LOW);digitalWrite(com4,LOW);digitalWrite(a,HIGH);digitalWrite(b,LOW);

2.軟件編程

digitalWrite(c,LOW);digitalWrite(d,HIGH);digitalWrite(e,HIGH);digitalWrite(f,HIGH);digitalWrite(g,HIGH);digitalWrite(dp,HIGH);delay(t);digitalWrite(com1,LOW);digitalWrite(com2,HIGH);digitalWrite(com3,LOW);digitalWrite(com4,LOW);digitalWrite(a,LOW);digitalWrite(b,LOW);digitalWrite(c,HIGH);

digitalWrite(d,LOW);digitalWrite(e,LOW);digitalWrite(f,HIGH);digitalWrite(g,LOW);digitalWrite(dp,HIGH);delay(t);digitalWrite(com1,LOW);digitalWrite(com2,LOW);digitalWrite(com3,HIGH);digitalWrite(com4,LOW);digitalWrite(a,LOW);digitalWrite(b,LOW);digitalWrite(c,LOW);digitalWrite(d,LOW);2.軟件編程digitalWrite(e,HIGH);digitalWrite(f,HIGH);digitalWrite(g,LOW);digitalWrite(dp,HIGH);delay(t);digitalWrite(com1,LOW);digitalWrite(com2,LOW);digitalWrite(com3,LOW);digitalWrite(com4,HIGH);digitalWrite(a,HIGH);digitalWrite(b,LOW);

digitalWrite(c,LOW);digitalWrite(d,HIGH);digitalWrite(e,HIGH);

digitalWrite(f,LOW);digitalWrite(g,LOW);digitalWrite(dp,HIGH);delay(t);}2.軟件編程調(diào)用函數(shù)xianshi(inti)switch(表達式){case值1:語句1break;case值2:語句2break;...

default:語句nbreak;}硬件接線與前一個任務(wù)一樣，這里不再詳細講解，學生自主完成。3.趣味實驗用四位數(shù)碼管模擬汽車轉(zhuǎn)速表//汽車數(shù)字轉(zhuǎn)速表intn=4356;intt=2;inta=2;intb=3;intc=4;intd=5;inte=6;intf=7;intg=8;intdp=9;intcom1=10;intcom2=11;intcom3=12;intcom4=13;voidsetup(){for(intn=2;n<=13;n++){pinMode(n,OUTPUT);}}voidloop(){digitalWrite(com1,HIGH);digitalWrite(com2,LOW);digitalWrite(com3,LOW);digitalWrite(com4,LOW);xianshi(n/1000);delay(t);3.趣味實驗用四位數(shù)碼管模擬汽車轉(zhuǎn)速表digitalWrite(com1,LOW);digitalWrite(com2,HIGH);digitalWrite(com3,LOW);digitalWrite(com4,LOW);xianshi(n/100%10);delay(t);digitalWrite(com1,LOW);digitalWrite(com2,LOW);digitalWrite(com3,HIGH);digitalWrite(com4,LOW);xianshi(n/10%10);delay(t);digitalWrite(com1,LOW);digitalWrite(com2,LOW);digitalWrite(com3,LOW);digitalWrite(com4,HIGH);xianshi(n%10);delay(t);}voidxianshi(inti){switch(i){case0:3.趣味實驗用四位數(shù)碼管模擬汽車轉(zhuǎn)速表digitalWrite(a,LOW);digitalWrite(b,LOW);digitalWrite(c,LOW);digitalWrite(d,LOW);digitalWrite(e,LOW);digitalWrite(f,LOW);digitalWrite(g,HIGH);digitalWrite(h,HIGH);break;

case1:digitalWrite(a,HIGH);digitalWrite(b,LOW);digitalWrite(c,LOW);digitalWrite(d,HIGH);digitalWrite(e,HIGH);digitalWrite(f,HIGH);digitalWrite(g,HIGH);digitalWrite(h,HIGH);break;

case2:digitalWrite(a,LOW);digitalWrite(b,LOW);digitalWrite(c,HIGH);digitalWrite(d,LOW);digitalWrite(e,LOW);digitalWrite(f,HIGH);3.趣味實驗用四位數(shù)碼管模擬汽車轉(zhuǎn)速表digitalWrite(g,LOW);digitalWrite(h,HIGH);break;

case3:digitalWrite(a,LOW);digitalWrite(b,LOW);digitalWrite(c,LOW);digitalWrite(d,LOW);digitalWrite(e,HIGH);digitalWrite(f,HIGH);digitalWrite(g,LOW);digitalWrite(h,HIGH);break;case4:digitalWrite(a,HIGH);digitalWrite(b,LOW);digitalWrite(c,LOW);digitalWrite(d,HIGH);digitalWrite(e,HIGH);digitalWrite(f,LOW);digitalWrite(g,LOW);digitalWrite(h,HIGH);break;case5:digitalWrite(a,LOW);digitalWrite(b,HIGH);3.趣味實驗用四位數(shù)碼管模擬汽車轉(zhuǎn)速表digitalWrite(c,LOW);digitalWrite(d,LOW);digitalWrite(e,HIGH);digitalWrite(f,LOW);digitalWrite(g,LOW);digitalWrite(h,HIGH);break;

case6:digitalWrite(a,LOW);digitalWrite(b,HIGH);digitalWrite(c,LOW);digitalWrite(d,LOW);digitalWrite(e,LOW);digitalWrite(f,LOW);digitalWrite(g,LOW);digitalWrite(h,HIGH);break;

case7:digitalWrite(a,LOW);digitalWrite(b,LOW);digitalWrite(c,LOW);digitalWrite(d,HIGH);digitalWrite(e,HIGH);digitalWrite(f,HIGH);digitalWrite(g,HIGH);digitalWrite(h