28 lines
470 B
C++
28 lines
470 B
C++
const unsigned int LED_PIN = 13;
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const unsigned int PAUSE = 700;
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const unsigned int FLASH_DURATION = 100;
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void flash(int n) {
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for (int i = 0; i < n; i++) {
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digitalWrite(LED_PIN, HIGH);
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delay(FLASH_DURATION);
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digitalWrite(LED_PIN, LOW);
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delay(FLASH_DURATION);
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}
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}
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void setup() {
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pinMode(LED_PIN, OUTPUT);
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}
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void loop() {
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for (int i = 1; i < 4; i++) {
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flash(i);
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delay(PAUSE);
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}
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delay(PAUSE);
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}
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