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const int xInput = A0;
const int yInput = A1;
const int zInput = A2;
// initialize minimum and maximum Raw Ranges for each axis
int RawMin = 0;
int RawMax = 1023;
// Take multiple samples to reduce noise
const int sampleSize = 10;
void setup()
{
analogReference(EXTERNAL);
Serial.begin(9600);
}
void loop()
{
//Read raw values
int xRaw = ReadAxis(xInput);
int yRaw = ReadAxis(yInput);
int zRaw = ReadAxis(zInput);
// Convert raw values to 'milli-Gs"
long xScaled = map(xRaw, RawMin, RawMax, -3000, 3000);
long yScaled = map(yRaw, RawMin, RawMax, -3000, 3000);
long zScaled = map(zRaw, RawMin, RawMax, -3000, 3000);
// re-scale to fractional Gs
float xAccel = xScaled / 1000.0;
float yAccel = yScaled / 1000.0;
float zAccel = zScaled / 1000.0;
Serial.print("X, Y, Z :: ");
Serial.print(xRaw);
Serial.print(", ");
Serial.print(yRaw);
Serial.print(", ");
Serial.print(zRaw);
Serial.print(" :: ");
Serial.print(xAccel);
Serial.print("G, ");
Serial.print(yAccel);
Serial.print("G, ");
Serial.print(zAccel);
Serial.println("G");
if (detectChute(xAccel, yAccel, zAccel)) {
enregistrementData();
}
delay(200);
}
// Take samples and return the average
int ReadAxis(int axisPin)
{
long reading = 0;
analogRead(axisPin);
delay(1);
for (int i = 0; i < sampleSize; i++)
{
reading += analogRead(axisPin);
}
return reading/sampleSize;
}
bool detectChute(float x,float y,float z){
return abs(x) < 0.3 && abs(y) < 0.3 && abs(z) <0.3;
}
void enregistrementData() {
}