标题: Arduino串口控制led程序 [打印本页]
作者: kdy1    时间: 2018-12-26 16:57
标题: Arduino串口控制led程序
  1. #include <TimerOne.h>
  2. volatile int i=1 ;
  3. volatile int state=LOW ;
  4. void setup() {
  5.   pinMode(5, OUTPUT);
  6.   pinMode(6, OUTPUT);
  7. attachInterrupt(0,light,LOW);
  8. Timer1.initialize(1000000); //单位微秒，中断时间为1秒
  9. Timer1.attachInterrupt( timerIsr ); //开启定时中断，中断时执行timerIsr函数
  10. }

  12. void loop() {
  13.   
  14. }
  15. void light()
  16. {i=-i;//按钮切换哪个灯执行timerIsr函数
  17. switch(i){
  18.   case -1:
  19. digitalWrite(5, LOW);
  20.   timerIsr();

  22.   break;
  23.   case 1:
  24.   digitalWrite(6, LOW);
  25.   timerIsr();

  27. break;
  28. default:
  29. digitalWrite(5,LOW);
  30. digitalWrite(6, LOW);
  31. break;
  32. }
  33. }
  34. void timerIsr()//对某个灯执行闪烁

  36. {
  37. state = ! state;
  38. if(i==1)
  39. {
  40. digitalWrite(5, state);
  41. }
  42. Else
  43. {
  44. digitalWrite(6, state);
  45. }
  46.   
  47. }
复制代码

  1. const int greenPin = 5;
  2. const int bluePin = 6;
  3. const int redPin = 7;//定义针脚
  4. void setup() {
  5.   Serial.begin(9600);
  6. pinMode(greenPin, OUTPUT);
  7. pinMode(bluePin, OUTPUT);
  8. pinMode(redPin, OUTPUT);

  10. }
  11. void loop() {
  12. while (Serial.available() > 0) {

  14. int green = Serial.parseInt();
  15. int blue = Serial.parseInt();
  16. int red = Serial.parseInt();
  17. Serial.println(green);
  18. Serial.println(blue);
  19. Serial.println(red);

  21. int g = 4 + green;
  22. int b = 4 + blue;
  23. int r = 4 + red;
  24. digitalWrite(g,HIGH); //依次点亮的灯的号码
  25. delay(2000);
  26. digitalWrite(g,LOW);
  27. digitalWrite(b,HIGH);
  28. delay(2000);
  29. digitalWrite(b,LOW);
  30. digitalWrite(r,HIGH);
  31. delay(2000);
  32. digitalWrite(r,LOW);
  33. }
  34. }
复制代码






欢迎光临 (http://www.51hei.com/bbs/) Powered by Discuz! X3.1