16 lines
508 B
C++
16 lines
508 B
C++
#include <Arduino.h>
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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_BUILTIN, 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_BUILTIN, 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_BUILTIN, 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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