View source for WeMOS D1 mini: blink

Ref: https://github.com/wemos/D1_mini_Examples


 /*
  * Blink
  * Turns on the onboard LED on for one second, then off for one second, repeatedly.
  * This uses delay() to pause between LED toggles.
  */
 
 void setup() {
   pinMode(BUILTIN_LED, OUTPUT);  // initialize onboard LED as output
 }
 
 void loop() {
   digitalWrite(BUILTIN_LED, HIGH);  // turn on LED with voltage HIGH
   delay(1000);                      // wait one second
   digitalWrite(BUILTIN_LED, LOW);   // turn off LED with voltage LOW
   delay(1000);                      // wait one second
 }