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标题: 脉冲宽度调制输出(PWM) [打印本页]

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作者: ycf    时间: 2015-12-25 17:16
标题: 脉冲宽度调制输出(PWM)

1. #define PIN_LED 16
   
2. 
   
3. void setup() {
   
4.   pinMode(PIN_LED, OUTPUT);
   
5.   analogWrite(PIN_LED, 0);
   
6. }
   
7. 
   
8. void loop() {
   
9.   for (int i = 0; i < 1024; i++)
   
10.   {
    
11.     analogWrite(PIN_LED, i);
    
12.     delay(2);
    
13.   }
    
14.   for (int i = 1024; i >= 0; i--)
    
15.   {
    
16.     analogWrite(PIN_LED, i);
    
17.     delay(2);
    
18.   }
    
19. }
    

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