工业控制技术实验程序.doc

1、试验一程序#define pwm 6unsigned char led6=*, *,*,*,*,*;void setup() for(int i=0;i<6;i+) pinmode(ledi,output); pinmode(pwm,output);void loop() for(int i=0;i<6;i+) /正循环点亮 digitalwrite(ledi,high); delay(100); digitalwrite(ledi,low); for(int i=5;i>-1;i-) /反循环点亮 digitalwrite(ledi,high); delay(100); d

2、igitalwrite(ledi,low); for(int j=0;j<3;j+) /全部灯闪烁三次 for(int i=0;i<6;i+) digitalwrite(ledi,low); delay(500); for(int i=0;i<6;i+) digitalwrite(ledi,high); delay(500); for(int k=0;k<256;k+) / 全部灯逐渐熄灭 analogwrite(pwm,k); delay(20); for(int k=255;k>-1;k-) /全部灯慢慢点亮 analogwrite(pwm,k); delay

3、(20); for(int i=0;i<6;i+) / 全部灯熄灭 digitalwrite(ledi,low); while(1);样例2：#define pina 2 /中断0unsigned char led8=38,39,40,41,42,43,44,45;volatile unsigned char j;void setup() for(int i=0;i<8;i+) pinmode(ledi,output); pinmode(pina,input); /d2脚为输入 attachinterrupt(0,count,rising);void loop() while(1)

4、 digitalwrite(ledj,high); if(j>=8) j=0; for(int i=0;i<8;i+) digitalwrite(ledi,low); void count() j+;试验二程序const int encoderpina = 3;const int encoderpinb = 6;olean encoderalast = low;  / remembers the previous pin state unsigned long time = 0; long encoderpos=0;  / hold

5、s temp valsint val;int pini1=42;/定义i1接口int pini2=44;/定义i2接口int speedpin=46;/定义ea(pwm调速)接口 int pini3=31;/定义i1接口int pini4=33;/定义i2接口int speedpin2=35;/定义ea(pwm调速)接口 / initializevoid setup()     pinmode(pini1,output);/定义该接口为输出接口   pinmode(pini2,output);   pinmode(

6、speedpin,output);   pinmode(pini3,output);/定义该接口为输出接口  pinmode(pini4,output);   pinmode(speedpin2,output);   analogwrite(speedpin,100);/输入模拟值进行设定速度   digitalwrite(pini2,low);/使直流电机顺时针转  digitalwrite(pini1,high);   analogwrite(spee

7、dpin2,130);/输入模拟值进行设定速度  digitalwrite(pini3,low);/使直流电机顺时针转  digitalwrite(pini4,high);   pinmode(encoderpina, input);  pinmode(encoderpinb, input);  digitalwrite(encoderpina, high);  digitalwrite(encoderpinb, high);  serial.begin (9600

8、);  time = millis(); /时间初值 void loop()  if (millis() - time) > 500)          serial.println (encoderpos);      time = millis();     boolean encodera = digitalread(encoderpina);  if (

9、encoderalast = high) && (encodera = low)      if (digitalread(encoderpinb) = low)       encoderpos-;       else          encoderpos+;          encoderalast = encodera;试验三程序

10、#include <liquidcrystal.h>#include <flexitimer2.h> liquidcrystal lcd(36,37,30,31,32,33);unsigned char keyvalue44=0,0,0,0;unsigned char key;volatile unsigned long tt;unsigned int aa;unsigned char i,j,k,l;unsigned int table13=51,68,85,102,119,136,153,170,187,204,221,238,255;/对应不同的占空比#defin

11、e pina 2 /中断0#define in3 42#define in4 43#define duty 6void keyscan() / 扫描按键 for(int i=22;i<26;i+) digitalwrite(i,low); for(int j=26;j<30;j+) keyvaluei-22j-26=digitalread(j); digitalwrite(i,high); void keyprocess() / 键值处理 for(int m=0;m<4;m+) for(int l=0;l<4;l+) if(keyvalueml=0) key=m*4+l

12、+1; void setup() key=0; pinmode(pina,input); /d2脚为输入 pinmode(in3,output); pinmode(in4,output); pinmode(duty,output); lcd.begin(16,2); flexitimer2:set(500,flas); for(int i=22;i<30;i+) pinmode(i,output); for(int i=22;i<30;i+) digitalwrite(i,high); for(int i=26;i<30;i+) pinmode(i,input); attac

13、hinterrupt(0,count,rising); flexitimer2:start();void loop() while(1) keyscan(); keyprocess(); lcd.setcursor(0,0); switch(key) /通过按键改变占空比来调节速度 case 1: lcd.print(" forward "); lcd.setcursor(2,1); lcd.print(" "); digitalwrite(in4,high); /正转 digitalwrite(in3,low);break; case 2: lcd.p

14、rint(" reversion "); lcd.setcursor(2,1); lcd.print(" "); digitalwrite(in4,low); /反转 digitalwrite(in3,high);break; case 3:analogwrite(duty,table0); lcd.setcursor(8,0); lcd.print(" 20.00"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break;

15、case 4:analogwrite(duty,table1); lcd.setcursor(8,0); lcd.print(" 26.67"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 5:analogwrite(duty,table2); lcd.setcursor(8,0); lcd.print(" 33.33"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lc

16、d.print(k); lcd.print(l);break; case 6: analogwrite(duty,table3); lcd.setcursor(8,0); lcd.print(" 40.00"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 7:analogwrite(duty,table4); lcd.setcursor(8,0); lcd.print(" 46.67"); lcd.setcursor(8,1

17、); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 8:analogwrite(duty,table5); lcd.setcursor(8,0); lcd.print(" 53.33"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 9:analogwrite(duty,table6); lcd.setcursor(8,0); lcd.print("

18、 60.00"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 10:analogwrite(duty,table7); lcd.setcursor(8,0); lcd.print(" 66.67"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 11:analogwrite(duty,table8); lc

19、d.setcursor(8,0); lcd.print(" 73.33"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 12:analogwrite(duty,table9); lcd.setcursor(8,0); lcd.print(" 80.00"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; ca

20、se 13:analogwrite(duty,table10); lcd.setcursor(8,0); lcd.print(" 86.67"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 14:analogwrite(duty,table11); lcd.setcursor(8,0); lcd.print(" 93.33"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j);

21、lcd.print(k); lcd.print(l);break; case 15:analogwrite(duty,table12); lcd.setcursor(8,0); lcd.print(" 100"); lcd.setcursor(8,1); lcd.print(i); lcd.print(j); lcd.print(k); lcd.print(l);break; case 16:analogwrite(duty,0); lcd.print(" stop "); lcd.setcursor(2,1); lcd.print(" &qu

22、ot;);break; if(key>2&&key<16) lcd.setcursor(3,0); lcd.print("duty:"); lcd.setcursor(14,0); lcd.print("%"); lcd.setcursor(2,1); lcd.print("speed:"); lcd.setcursor(12,1); lcd.print("r/m"); void count() tt+;void flas() /每隔500ms读一次脉冲 /nointerrupts(); /关闭总中断 aa=(tt*120)/334;