MAPPING ACCELERATION PATTERNS TO MAXIMIZE GOLF SWING SPEED

//Define two integer variables for accelerometer and sensor values
//Note: We are measuring only the z-axis acceleration
int z_axisPin = A2;
int z_sensorValue;
int z_highValue = 0;
int z_lowValue = 1023;
int blueLED = 13;
int redLED = 2;

//Introduce a new variable type called FLOAT -- a variable that store decimal numbers
//Define the voltage source to the board. This can be the output of the battery or USB connection
//Note: Incorrectly defining the voltage will generate incorrect voltage scale
float supply_voltage = 3.38;

//Variables to store conversions, type FLOAT
float z_voltage;



//Setup run once
void setup() {

  Serial.begin(9600);
  pinMode(z_axisPin,INPUT);

//wait 1 sec to stabilize the sensor
delay(100);

}

void loop() {

//Read the sensor and store the integer value 0-1023
z_sensorValue = analogRead(z_axisPin);

//keep track of which is the highest value
if (z_sensorValue > z_highValue) {
z_highValue = z_sensorValue;
}

//keep track of which is the lowest value
if (z_sensorValue < z_lowValue) {
z_lowValue = z_sensorValue;

}

float swing_g = map (z_sensorValue, 505 , 1023, 1 ,16);

if (z_sensorValue > 750) {
  digitalWrite(blueLED, HIGH);
  delay(5000);
  digitalWrite(blueLED,LOW);

}

if (z_sensorValue < 750 && z_sensorValue > 600) {
  digitalWrite(redLED, HIGH);
  delay(5000);
  digitalWrite(redLED, LOW);


}
//Print out the sensor number and print a tab space - \t
Serial.print("Z-axis reading: ");
Serial.print(z_sensorValue);
Serial.print("\t");

Serial.print("Z-axis high: ");
Serial.print(z_highValue);
Serial.print("\t");

Serial.print("Z-axis low: ");
Serial.print(z_lowValue);
Serial.print("\t");

//Convert to voltage and print result
z_voltage = z_sensorValue * (supply_voltage/1024);

Serial.print("\tZ-axis voltage: ");
Serial.println(z_voltage);

//Numbers to G force

Serial.print("gforce: ");
Serial.println(swing_g);

//short delay before next reading. Sensor needs ~20ms between responses
delay(10);
}