26 lines
548 B
C++
26 lines
548 B
C++
#include <Arduino.h>
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/*
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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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void setup()
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{
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Serial.begin(9600);
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// initialize the digital pin as an output.
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// Pin 13 has an LED connected on most Arduino boards:
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pinMode(13, OUTPUT);
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}
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void loop()
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{
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Serial.println("Hello world!");
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digitalWrite(13, HIGH); // set the LED on
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delay(1000); // wait for a second
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digitalWrite(13, LOW); // set the LED off
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delay(1000); // wait for a second
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} |