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17 lines
238 B
17 lines
238 B
7 years ago
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#include "Arduino.h"
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#ifndef LED_BUILTIN
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#define LED_BUILTIN 13
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#endif
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void setup() {
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pinMode(LED_BUILTIN, OUTPUT);
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}
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void loop() {
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digitalWrite(LED_BUILTIN, HIGH);
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delay(1000);
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digitalWrite(LED_BUILTIN, LOW);
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delay(1000);
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}
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