Amazing Games Using Hall Effect Sensors

There are many things you can doo with a Hall sensor and magnetism.

Jun 4, 2018

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Devices & Components

Arduino Uno Rev3

Hall Effect Sensor

Software & Tools

Arduino IDE

Project description

Code

CODE-4- FOR HOURGLASS BLINK

arduino

1const int hallPin = 12;
2const int hallPin2 = 13;
3const int hallPin3  = 11;
4
5const int ledPin =  9; 
6const int ledPin2 = 6;
7const int ledPin3  = 5;
8
9// variables will change:
10int hallState = 0; 
11// variable for  reading the hall sensor status
12
13void setup() {
14  // initialize the LED  pin as an output:
15  pinMode(ledPin, OUTPUT);
16  pinMode(ledPin2, OUTPUT);
17  pinMode(ledPin3, OUTPUT);
18
19  // initialize the hall effect sensor pin as  an input:
20  pinMode(hallPin, INPUT);
21  pinMode(hallPin2, INPUT);
22  pinMode(hallPin3,  INPUT);
23
24}
25
26void loop(){
27  // read the state of the hall effect sensor:
28  hallState = digitalRead(hallPin);
29
30  if (hallState == LOW) {     
31    //  turn LED on:    
32    digitalWrite(ledPin, HIGH);  
33  } 
34  else {
35    //  turn LED off:
36    digitalWrite(ledPin, LOW); 
37  }
38  if (digitalRead(hallPin2)  == LOW) {
39    digitalWrite(ledPin2, HIGH);
40  }
41  else {
42    // turn  LED off:
43    digitalWrite(ledPin2, LOW);
44  }
45    if (digitalRead(hallPin3)  == LOW) {
46    digitalWrite(ledPin3, HIGH);
47  }
48  else {
49    // turn  LED off:
50    digitalWrite(ledPin3, LOW);
51  }
52   
53  
54}
55

const int hallPin = 12;
const int hallPin2 = 13;
const int hallPin3  = 11;

const int ledPin =  9; 
const int ledPin2 = 6;
const int ledPin3  = 5;

// variables will change:
int hallState = 0; 
// variable for  reading the hall sensor status

void setup() {
  // initialize the LED  pin as an output:
  pinMode(ledPin, OUTPUT);
  pinMode(ledPin2, OUTPUT);
  pinMode(ledPin3, OUTPUT);

  // initialize the hall effect sensor pin as  an input:
  pinMode(hallPin, INPUT);
  pinMode(hallPin2, INPUT);
  pinMode(hallPin3,  INPUT);

}

void loop(){
  // read the state of the hall effect sensor:
  hallState = digitalRead(hallPin);

  if (hallState == LOW) {     
    //  turn LED on:    
    digitalWrite(ledPin, HIGH);  
  } 
  else {
    //  turn LED off:
    digitalWrite(ledPin, LOW); 
  }
  if (digitalRead(hallPin2)  == LOW) {
    digitalWrite(ledPin2, HIGH);
  }
  else {
    // turn  LED off:
    digitalWrite(ledPin2, LOW);
  }
    if (digitalRead(hallPin3)  == LOW) {
    digitalWrite(ledPin3, HIGH);
  }
  else {
    // turn  LED off:
    digitalWrite(ledPin3, LOW);
  }
   
  
}

CODE-2- FOR INTERACTIVE CAR

arduino

1const int hallPin = 12;
2const int hallPin2 = 13;
3const int hallPin3  = 11;
4const int hallPin4 = 10;// the number of the hall effect sensor pin
5const  int ledPin =  9; 
6const int ledPin2 = 6;
7const int ledPin3 = 5;
8const int  ledPin4 = 3;// the number of the LED pin
9// variables will change:
10int hallState  = 0; 
11// variable for reading the hall sensor status
12
13void setup() {
14  // initialize the LED pin as an output:
15  pinMode(ledPin, OUTPUT);
16  pinMode(ledPin2,  OUTPUT);
17  pinMode(ledPin3, OUTPUT);
18  pinMode(ledPin4, OUTPUT);
19  // initialize  the hall effect sensor pin as an input:
20  pinMode(hallPin, INPUT);
21  pinMode(hallPin2,  INPUT);
22  pinMode(hallPin3, INPUT);
23  pinMode(hallPin4, INPUT);
24}
25
26void  loop(){
27  // read the state of the hall effect sensor:
28  hallState = digitalRead(hallPin);
29
30  if (hallState == LOW) {     
31    // turn LED on:    
32    digitalWrite(ledPin,  HIGH);  
33  } 
34  else {
35    // turn LED off:
36    digitalWrite(ledPin,  LOW); 
37  }
38  if (digitalRead(hallPin2) == LOW) {
39    digitalWrite(ledPin2,  HIGH);
40  }
41  else {
42    // turn LED off:
43    digitalWrite(ledPin2, LOW);
44  }
45    if (digitalRead(hallPin3) == LOW) {
46    digitalWrite(ledPin3, HIGH);
47  }
48  else {
49    // turn LED off:
50    digitalWrite(ledPin3, LOW);
51  }
52    if (digitalRead(hallPin4) == LOW) {
53    digitalWrite(ledPin4, HIGH);
54  }
55  else {
56    // turn LED off:
57    digitalWrite(ledPin4, LOW);
58  }  
59  
60}
61

const int hallPin = 12;
const int hallPin2 = 13;
const int hallPin3  = 11;
const int hallPin4 = 10;// the number of the hall effect sensor pin
const  int ledPin =  9; 
const int ledPin2 = 6;
const int ledPin3 = 5;
const int  ledPin4 = 3;// the number of the LED pin
// variables will change:
int hallState  = 0; 
// variable for reading the hall sensor status

void setup() {
  // initialize the LED pin as an output:
  pinMode(ledPin, OUTPUT);
  pinMode(ledPin2,  OUTPUT);
  pinMode(ledPin3, OUTPUT);
  pinMode(ledPin4, OUTPUT);
  // initialize  the hall effect sensor pin as an input:
  pinMode(hallPin, INPUT);
  pinMode(hallPin2,  INPUT);
  pinMode(hallPin3, INPUT);
  pinMode(hallPin4, INPUT);
}

void  loop(){
  // read the state of the hall effect sensor:
  hallState = digitalRead(hallPin);

  if (hallState == LOW) {     
    // turn LED on:    
    digitalWrite(ledPin,  HIGH);  
  } 
  else {
    // turn LED off:
    digitalWrite(ledPin,  LOW); 
  }
  if (digitalRead(hallPin2) == LOW) {
    digitalWrite(ledPin2,  HIGH);
  }
  else {
    // turn LED off:
    digitalWrite(ledPin2, LOW);
  }
    if (digitalRead(hallPin3) == LOW) {
    digitalWrite(ledPin3, HIGH);
  }
  else {
    // turn LED off:
    digitalWrite(ledPin3, LOW);
  }
    if (digitalRead(hallPin4) == LOW) {
    digitalWrite(ledPin4, HIGH);
  }
  else {
    // turn LED off:
    digitalWrite(ledPin4, LOW);
  }  
  
}

CODE-1- FOR CONTROLLING A MOTOR

arduino

1int potPin = A0;
2int motorPin = 9;
3int potValue = 0;
4int motorValue   = 0;
5void setup() {
6 Serial.begin(9600);
7}
8void loop() {
9 potValue   = analogRead(potPin);  
10 motorValue = map(potValue, 0, 1023, 0, 255);
11 analogWrite(motorPin,   motorValue);  
12 Serial.print("potentiometer = " );     
13 Serial.print(potValue);
14   Serial.print("\	 motor = ");
15 Serial.println(motorValue);
16 delay(2);    
17}

int potPin = A0;
int motorPin = 9;
int potValue = 0;
int motorValue   = 0;
void setup() {
 Serial.begin(9600);
}
void loop() {
 potValue   = analogRead(potPin);  
 motorValue = map(potValue, 0, 1023, 0, 255);
 analogWrite(motorPin,   motorValue);  
 Serial.print("potentiometer = " );     
 Serial.print(potValue);
   Serial.print("\	 motor = ");
 Serial.println(motorValue);
 delay(2);    
}

CODE-3- FOR SPINNING WHEEL

arduino

1int potPin = A0;
2int motorPin = 9;
3int potValue = 0;
4int motorValue  = 0;
5const int hallPin = 12;     // the number of the hall effect sensor pin
6const  int ledPin =  13;     // the number of the LED pin
7// variables will change:
8int  hallState = 0;          // variable for reading the hall sensor status
9
10void  setup() {
11 Serial.begin(9600);
12  pinMode(ledPin, OUTPUT);      
13  // initialize  the hall effect sensor pin as an input:
14  pinMode(hallPin, INPUT); 
15}
16void  loop() {
17 potValue = analogRead(potPin);  
18 motorValue = map(potValue, 0,  1023, 0, 255);
19 analogWrite(motorPin, motorValue);  
20 Serial.print("potentiometer  = " );     
21 Serial.print(potValue);
22 Serial.print("\	 motor = ");
23  Serial.println(motorValue);
24 delay(2);
25  hallState = digitalRead(hallPin);
26
27  if (hallState == HIGH) {     
28    // turn LED on:    
29    digitalWrite(ledPin,  LOW);  
30  } 
31  else {
32    // turn LED off:
33    digitalWrite(ledPin,  HIGH); 
34 
35}
36}
37

int potPin = A0;
int motorPin = 9;
int potValue = 0;
int motorValue  = 0;
const int hallPin = 12;     // the number of the hall effect sensor pin
const  int ledPin =  13;     // the number of the LED pin
// variables will change:
int  hallState = 0;          // variable for reading the hall sensor status

void  setup() {
 Serial.begin(9600);
  pinMode(ledPin, OUTPUT);      
  // initialize  the hall effect sensor pin as an input:
  pinMode(hallPin, INPUT); 
}
void  loop() {
 potValue = analogRead(potPin);  
 motorValue = map(potValue, 0,  1023, 0, 255);
 analogWrite(motorPin, motorValue);  
 Serial.print("potentiometer  = " );     
 Serial.print(potValue);
 Serial.print("\	 motor = ");
  Serial.println(motorValue);
 delay(2);
  hallState = digitalRead(hallPin);

  if (hallState == HIGH) {     
    // turn LED on:    
    digitalWrite(ledPin,  LOW);  
  } 
  else {
    // turn LED off:
    digitalWrite(ledPin,  HIGH); 
 
}
}

CODE-2- FOR INTERACTIVE CAR

arduino

1const int hallPin = 12;
2const int hallPin2 = 13;
3const int hallPin3   = 11;
4const int hallPin4 = 10;// the number of the hall effect sensor pin
5const   int ledPin =  9; 
6const int ledPin2 = 6;
7const int ledPin3 = 5;
8const int   ledPin4 = 3;// the number of the LED pin
9// variables will change:
10int hallState   = 0; 
11// variable for reading the hall sensor status
12
13void setup() {
14   // initialize the LED pin as an output:
15  pinMode(ledPin, OUTPUT);
16  pinMode(ledPin2,   OUTPUT);
17  pinMode(ledPin3, OUTPUT);
18  pinMode(ledPin4, OUTPUT);
19  // initialize   the hall effect sensor pin as an input:
20  pinMode(hallPin, INPUT);
21  pinMode(hallPin2,   INPUT);
22  pinMode(hallPin3, INPUT);
23  pinMode(hallPin4, INPUT);
24}
25
26void   loop(){
27  // read the state of the hall effect sensor:
28  hallState = digitalRead(hallPin);
29
30   if (hallState == LOW) {     
31    // turn LED on:    
32    digitalWrite(ledPin,   HIGH);  
33  } 
34  else {
35    // turn LED off:
36    digitalWrite(ledPin,   LOW); 
37  }
38  if (digitalRead(hallPin2) == LOW) {
39    digitalWrite(ledPin2,   HIGH);
40  }
41  else {
42    // turn LED off:
43    digitalWrite(ledPin2, LOW);
44   }
45    if (digitalRead(hallPin3) == LOW) {
46    digitalWrite(ledPin3, HIGH);
47   }
48  else {
49    // turn LED off:
50    digitalWrite(ledPin3, LOW);
51  }
52     if (digitalRead(hallPin4) == LOW) {
53    digitalWrite(ledPin4, HIGH);
54   }
55  else {
56    // turn LED off:
57    digitalWrite(ledPin4, LOW);
58  }   
59  
60}
61

const int hallPin = 12;
const int hallPin2 = 13;
const int hallPin3   = 11;
const int hallPin4 = 10;// the number of the hall effect sensor pin
const   int ledPin =  9; 
const int ledPin2 = 6;
const int ledPin3 = 5;
const int   ledPin4 = 3;// the number of the LED pin
// variables will change:
int hallState   = 0; 
// variable for reading the hall sensor status

void setup() {
   // initialize the LED pin as an output:
  pinMode(ledPin, OUTPUT);
  pinMode(ledPin2,   OUTPUT);
  pinMode(ledPin3, OUTPUT);
  pinMode(ledPin4, OUTPUT);
  // initialize   the hall effect sensor pin as an input:
  pinMode(hallPin, INPUT);
  pinMode(hallPin2,   INPUT);
  pinMode(hallPin3, INPUT);
  pinMode(hallPin4, INPUT);
}

void   loop(){
  // read the state of the hall effect sensor:
  hallState = digitalRead(hallPin);

   if (hallState == LOW) {     
    // turn LED on:    
    digitalWrite(ledPin,   HIGH);  
  } 
  else {
    // turn LED off:
    digitalWrite(ledPin,   LOW); 
  }
  if (digitalRead(hallPin2) == LOW) {
    digitalWrite(ledPin2,   HIGH);
  }
  else {
    // turn LED off:
    digitalWrite(ledPin2, LOW);
   }
    if (digitalRead(hallPin3) == LOW) {
    digitalWrite(ledPin3, HIGH);
   }
  else {
    // turn LED off:
    digitalWrite(ledPin3, LOW);
  }
     if (digitalRead(hallPin4) == LOW) {
    digitalWrite(ledPin4, HIGH);
   }
  else {
    // turn LED off:
    digitalWrite(ledPin4, LOW);
  }   
  
}

CODE-3- FOR SPINNING WHEEL

arduino

1int potPin = A0;
2int motorPin = 9;
3int potValue = 0;
4int motorValue
5  = 0;
6const int hallPin = 12;     // the number of the hall effect sensor pin
7const
8  int ledPin =  13;     // the number of the LED pin
9// variables will change:
10int
11  hallState = 0;          // variable for reading the hall sensor status
12
13void
14  setup() {
15 Serial.begin(9600);
16  pinMode(ledPin, OUTPUT);      
17  // initialize
18  the hall effect sensor pin as an input:
19  pinMode(hallPin, INPUT); 
20}
21void
22  loop() {
23 potValue = analogRead(potPin);  
24 motorValue = map(potValue, 0,
25  1023, 0, 255);
26 analogWrite(motorPin, motorValue);  
27 Serial.print("potentiometer
28  = " );     
29 Serial.print(potValue);
30 Serial.print("\	 motor = ");
31
32  Serial.println(motorValue);
33 delay(2);
34  hallState = digitalRead(hallPin);
35
36
37  if (hallState == HIGH) {     
38    // turn LED on:    
39    digitalWrite(ledPin,
40  LOW);  
41  } 
42  else {
43    // turn LED off:
44    digitalWrite(ledPin,
45  HIGH); 
46 
47}
48}
49

int potPin = A0;
int motorPin = 9;
int potValue = 0;
int motorValue
  = 0;
const int hallPin = 12;     // the number of the hall effect sensor pin
const
  int ledPin =  13;     // the number of the LED pin
// variables will change:
int
  hallState = 0;          // variable for reading the hall sensor status

void
  setup() {
 Serial.begin(9600);
  pinMode(ledPin, OUTPUT);      
  // initialize
  the hall effect sensor pin as an input:
  pinMode(hallPin, INPUT); 
}
void
  loop() {
 potValue = analogRead(potPin);  
 motorValue = map(potValue, 0,
  1023, 0, 255);
 analogWrite(motorPin, motorValue);  
 Serial.print("potentiometer
  = " );     
 Serial.print(potValue);
 Serial.print("\	 motor = ");

  Serial.println(motorValue);
 delay(2);
  hallState = digitalRead(hallPin);


  if (hallState == HIGH) {     
    // turn LED on:    
    digitalWrite(ledPin,
  LOW);  
  } 
  else {
    // turn LED off:
    digitalWrite(ledPin,
  HIGH); 
 
}
}

CODE-1- FOR CONTROLLING A MOTOR

arduino

1int potPin = A0;
2int motorPin = 9;
3int potValue = 0;
4int motorValue  = 0;
5void setup() {
6 Serial.begin(9600);
7}
8void loop() {
9 potValue  = analogRead(potPin);  
10 motorValue = map(potValue, 0, 1023, 0, 255);
11 analogWrite(motorPin,  motorValue);  
12 Serial.print("potentiometer = " );     
13 Serial.print(potValue);
14  Serial.print("\	 motor = ");
15 Serial.println(motorValue);
16 delay(2);    
17}

int potPin = A0;
int motorPin = 9;
int potValue = 0;
int motorValue  = 0;
void setup() {
 Serial.begin(9600);
}
void loop() {
 potValue  = analogRead(potPin);  
 motorValue = map(potValue, 0, 1023, 0, 255);
 analogWrite(motorPin,  motorValue);  
 Serial.print("potentiometer = " );     
 Serial.print(potValue);
  Serial.print("\	 motor = ");
 Serial.println(motorValue);
 delay(2);    
}

Downloadable files

CONTROLLING VIA HALL EFFECT SENSOR

Documentation

CONTROLLING VIA HALL EFFECT SENSOR

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