A Cool Scale

1-  /*  Use your Arduino and your plug and wear accessories as a cool scale!  Working principle:  There are 2 LEDs (Green and Red):  - the LEDs are both OFF with no load conditions;  - the Green LED lights up with a weight between 100g and 2kg;  - the LEDs are both ON with a weight between 2.1kg and 3kg;  - the LEDs are blinking over 3kg  BOM:  Arduino lilypad  Textile Analog Pressure Sensor  Conductive wire  1x 10k resistor  2x 1k resistor  1x Green LED  1x Red LED  Approximated reference table:  0g    -> analogRead = 860  557g  -> analogRead = 630  945g  -> analogRead = 550  2121g -> analogRead = 410  4000g -> analogRead = 250  created by Arturo Guadalupi <a.guadalupi@arduino.cc>  */  const int no = 850;  const int ok = 530;  const int mmh = 410;  const int argh = 330;  const int sensor = A0;  const int greenLED = 5;  const int redLED = 6;  int analogVal;  void setup() {    // put your setup code here, to run once:    pinMode(sensor, INPUT);    pinMode(greenLED, OUTPUT); //green LED    pinMode(redLED, OUTPUT); //red LED  }  void loop() {    // put your main code here, to run repeatedly:    analogVal = analogRead(A5);    if (analogVal >= no) //no load    {      digitalWrite(greenLED, LOW);      digitalWrite(redLED, LOW);    }    if (analogVal >= ok && analogVal < no) //100g < weight < 2kg;    {      digitalWrite(greenLED, HIGH);      digitalWrite(redLED, LOW);    }    if (analogVal >= mmh && analogVal < ok) //2.1kg < weight < 3kg;    {      digitalWrite(greenLED, HIGH);      digitalWrite(redLED, HIGH);    }    if (analogVal <= argh) //weight > 3kg;    {      digitalWrite(greenLED, HIGH);      digitalWrite(redLED, HIGH);      delay(150);      digitalWrite(greenLED, LOW);      digitalWrite(redLED, LOW);      delay(150);    }  

1-
2  /*
3  Use your Arduino and your plug and wear accessories as a cool scale!
4  Working principle:
5  There are 2 LEDs (Green and Red):
6  - the LEDs are both OFF with no load conditions;
7  - the Green LED lights up with a weight between 100g and 2kg;
8  - the LEDs are both ON with a weight between 2.1kg and 3kg;
9  - the LEDs are blinking over 3kg
10
11  BOM:
12  Arduino lilypad
13  Textile Analog Pressure Sensor
14  Conductive wire
15  1x 10k resistor
16  2x 1k resistor
17  1x Green LED
18  1x Red LED
19
20  Approximated reference table:
21  0g    -> analogRead = 860
22  557g  -> analogRead = 630
23  945g  -> analogRead = 550
24  2121g -> analogRead = 410
25  4000g -> analogRead = 250
26
27  created by Arturo Guadalupi <a.guadalupi@arduino.cc>
28  */
29  const int no = 850;
30  const int ok = 530;
31  const int mmh = 410;
32  const int argh = 330;
33  const int sensor = A0;
34  const int greenLED = 5;
35  const int redLED = 6;
36  int analogVal;
37
38  void setup() {
39    // put your setup code here, to run once:
40    pinMode(sensor, INPUT);
41    pinMode(greenLED, OUTPUT); //green LED
42    pinMode(redLED, OUTPUT); //red LED
43  }
44
45  void loop() {
46    // put your main code here, to run repeatedly:
47    analogVal = analogRead(A5);
48
49    if (analogVal >= no) //no load
50    {
51      digitalWrite(greenLED, LOW);
52      digitalWrite(redLED, LOW);
53    }
54
55    if (analogVal >= ok && analogVal < no) //100g < weight < 2kg;
56    {
57      digitalWrite(greenLED, HIGH);
58      digitalWrite(redLED, LOW);
59    }
60
61    if (analogVal >= mmh && analogVal < ok) //2.1kg < weight < 3kg;
62    {
63      digitalWrite(greenLED, HIGH);
64      digitalWrite(redLED, HIGH);
65    }
66
67    if (analogVal <= argh) //weight > 3kg;
68    {
69      digitalWrite(greenLED, HIGH);
70      digitalWrite(redLED, HIGH);
71      delay(150);
72      digitalWrite(greenLED, LOW);
73      digitalWrite(redLED, LOW);
74      delay(150);
75    }
76
77