Introduction: L.E.D. BLINKING FREQUENCY CONTROLLER
Grab the following items:
1. Arduino UNO
2. potentiometer 10k
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Step 1: CONNECT POTENTIOMETER
connect the potentiometer to pin A0 of arduino to read the value.
we will use the analog value of potentiometer as the delay time between on state and off state of arduino.
Step 2: CONNECT L.E.D.
Now connect led to pin 11 of arduino.
Step 3: UPLOAD & TEST
Now upload the CODE and test it.