int led1 = D3;
int led2 = D2;
void setup() {
pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
}
void loop() {
// digitalWrite(led1, HIGH);
// delay(3000);
// digitalWrite(led1, LOW);
// delay(3000);
// for( int i = 0; i < 3; i++ )
// {
// digitalWrite(led1, HIGH);
// delay(500);
// digitalWrite(led1, LOW);
// delay(500);
// }
// delay(3000);
digitalWrite(led1, HIGH);
digitalWrite(led2, LOW);
delay(1000);
digitalWrite(led1, LOW);
digitalWrite(led2, HIGH);
delay(1000);
}
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