Potentiometer Monitoring

Potentiometer turns on and monitoring LED without wiring the LED to it.

Aug 8, 2020

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Devices & Components

Arduino Uno Rev3

Trimmer Potentiometer, 10 kohm

Resistor 220 ohm

5 mm LED: Yellow

Hardware & Tools

Multitool, Screwdriver

Software & Tools

Arduino Web Editor

Arduino IDE

Project description

Code

c_cpp

1/*
2
3*/
4void setup() {
5  pinMode(A0, INPUT);
6  pinMode(3,  OUTPUT);
7  Serial.begin(9600);
8}
9
10void loop() { 
11  int i = map(analogRead(A0),  0,1023, 0, 255);
12  analogWrite(3, i);
13  Serial.println(i);
14  delay(100);  
15}

/*

*/
void setup() {
  pinMode(A0, INPUT);
  pinMode(3,  OUTPUT);
  Serial.begin(9600);
}

void loop() { 
  int i = map(analogRead(A0),  0,1023, 0, 255);
  analogWrite(3, i);
  Serial.println(i);
  delay(100);  
}

Code

c_cpp

1/*
2
3*/
4void setup() {
5  pinMode(A0, INPUT);
6  pinMode(3,
7  OUTPUT);
8  Serial.begin(9600);
9}
10
11void loop() { 
12  int i = map(analogRead(A0),
13  0,1023, 0, 255);
14  analogWrite(3, i);
15  Serial.println(i);
16  delay(100);
17  
18}

/*

*/
void setup() {
  pinMode(A0, INPUT);
  pinMode(3,
  OUTPUT);
  Serial.begin(9600);
}

void loop() { 
  int i = map(analogRead(A0),
  0,1023, 0, 255);
  analogWrite(3, i);
  Serial.println(i);
  delay(100);
  
}

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