硬触发

 

在线代码

https://www.23bei.com/tool/7.html

 

 

 

代码

int pin_sign1=4;

void setup() {
 
  pinMode(pin_sign1, OUTPUT);
  digitalWrite(pin_sign1, LOW);  
  delay(1000);         
}


void loop() {
  digitalWrite(pin_sign1, HIGH);  
  delay(6);                     
  digitalWrite(pin_sign1, LOW);   
  delay(10);                       
}