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55 lines
785 B
55 lines
785 B
const unsigned int LED_PIN = 13;
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const unsigned int BAUD_RATE = 9600;
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void ledOn() {
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digitalWrite(LED_PIN, HIGH);
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Serial.println("LED on");
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}
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void ledOff() {
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digitalWrite(LED_PIN, LOW);
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Serial.println("LED off");
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}
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void ledBlink() {
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Serial.println("BLINKY TIME");
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for (int i = 0; i < 5; i++) {
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ledOn();
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delay(100);
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ledOff();
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delay(100);
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}
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}
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void handleInput() {
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int c = Serial.read();
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switch (c) {
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case '1':
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ledOn();
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break;
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case '2':
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ledOff();
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break;
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case '3':
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ledBlink();
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break;
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default:
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Serial.print("Unknown command: ");
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Serial.println(c);
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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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Serial.begin(BAUD_RATE);
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}
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void loop() {
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if (Serial.available() <= 0) {
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return;
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}
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handleInput();
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}
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