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- const int ENA = 9;
- const int IN1 = 1;
- const int IN2 = 2;
- void setup()
- {
- pinMode(ENA, OUTPUT);
- pinMode(IN1, OUTPUT);
- pinMode(IN2, OUTPUT);
- pinMode(13, OUTPUT); // LED
- }
- void loop()
- {
- digitalWrite(ENA, HIGH);
- digitalWrite(IN1, HIGH);
- digitalWrite(IN2, LOW);
- digitalWrite(13, digitalRead(ENA)); // set pin 13 led to state of enable
- }
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