[esp8266 platformio]nodemcu arduino for loop

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[esp8266 platformio]nodemcu arduino for loop

1. for (int counter = 0; counter < 8; counter +=1) {
   
2.     Serial.println("LED ON");
   
3.     digitalWrite(BUILTIN_LED, LOW);
   
4.     delay(1000);
   
5.     digitalWrite(BUILTIN_LED, HIGH);
   
6.     delay(1000);  
   
7.     Serial.print(counter);
   
8.     Serial.print("\n");
   
9.   }

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活力数据

这里nodemcu BUILTIN_LED为蓝色led