24 lines
694 B
C++
24 lines
694 B
C++
/*
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Blink
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Turns on an LED on for one second, then off for one second, repeatedly.
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This example code is in the public domain.
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*/
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// Pin 13 has an LED connected on most Arduino boards.
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// give it a name:
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int led = 13;
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// the setup routine runs once when you press reset:
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void setup() {
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// initialize the digital pin as an output.
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pinMode(led, OUTPUT);
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}
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// the loop routine runs over and over again forever:
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void loop() {
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digitalWrite(led, HIGH); // turn the LED on (HIGH is the voltage level)
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delay(1000); // wait for a second
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digitalWrite(led, LOW); // turn the LED off by making the voltage LOW
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delay(1000); // wait for a second
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}
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