27 lines
538 B
Arduino
27 lines
538 B
Arduino
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//www.elegoo.com
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//2016.12.08
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/*****************************************/
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const int ledPin = 13;//the led attach to
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void setup()
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{
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pinMode(ledPin,OUTPUT);//initialize the ledPin as an output
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pinMode(2,INPUT);
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digitalWrite(2, HIGH);
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}
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/******************************************/
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void loop()
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{
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int digitalVal = digitalRead(2);
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if(HIGH == digitalVal)
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{
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digitalWrite(ledPin,LOW);//turn the led off
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}
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else
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{
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digitalWrite(ledPin,HIGH);//turn the led on
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}
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}
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/**********************************************/
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