Wrist Flick Tracking

1// these constants describe the pins. They won't change:
2const int  groundpin = 18;             // analog input pin 4 -- ground
3const int powerpin  = 19;              // analog input pin 5 -- voltage
4const int xpin = A2;                  //  x-axis of the accelerometer
5const int ypin = A3;                  // y-axis
6const  int zpin = A4;                  // z-axis (only on 3-axis models)
7
8// accel  range values (change from 0 to whatever you want)
9int xLow = 530; // lowest acceptable  x accel value
10int xHigh = 540; // highest acceptable x accel value
11
12int  yLow = 530; // lowest acceptable y accel value
13int yHigh = 540; // highest acceptable  y accel value
14
15int zLow = 530; // lowest acceptable z accel value
16int zHigh  = 540; // highest acceptable z accel value
17
18// buzzer values
19int buzzer  = A9;
20int NOTE_C6 = 1047;
21int tempo = 100;
22
23// init values
24int xVal,  yVal, zVal;
25
26void setup() {
27  // initialize the serial communications:
28  Serial.begin(9600);
29
30  // Provide ground and power by using the analog inputs  as normal digital pins.
31  // This makes it possible to directly connect the breakout  board to the
32  // Arduino. If you use the normal 5V and GND pins on the Arduino,
33  // you can remove these lines.
34  pinMode(groundpin, OUTPUT);
35  pinMode(powerpin,  OUTPUT);
36  digitalWrite(groundpin, LOW);
37  digitalWrite(powerpin, HIGH);
38
39//  buzzer pinmode setup
40  pinMode(buzzer, OUTPUT);
41}
42
43void loop() {
44
45  // print the sensor values:
46xVal = analogRead(xpin);
47  Serial.print(xVal);
48  // print a tab between values:
49  Serial.print("\	");
50yVal = analogRead(xpin);
51  Serial.print(yVal);
52  // print a tab between values:
53  Serial.print("\	");
54zVal  = analogRead(xpin);
55  Serial.print(zVal);
56  Serial.println();
57
58if((xVal  > xLow && xVal < xHigh) && (yVal > yLow && yVal < yHigh) && (zVal > zLow && zVal  < zHigh)){
59  tone(buzzer,NOTE_C6);
60  delay(tempo);
61
62  // A longer delay  at the end pauses the sound before looping again.
63  // Here we're delaying four  times the "tempo" value:
64
65  noTone(buzzer);
66  delay(tempo * 10);
67}
68
69
70  // delay before next reading:
71  delay(100);
72}