1 | /* |
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2 | * HotHotHeat |
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3 | * |
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4 | * Compile with the Arduino IDE (http://arduino.cc); is deployed against a |
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5 | * Atmel Butterfly - so you also need the Butteruino project |
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6 | * (http://code.google.com/p/butteruino/) |
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7 | * |
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8 | * ...will |
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9 | * 1) Read the Butterfly temperature sensor and output |
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10 | * the result permanently to UART. |
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11 | * |
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12 | * 2) Read a reed sensor and output |
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13 | * the result permanently to UART |
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14 | * |
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15 | * Contact: Norbert Wigbels |
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16 | * (http://foobla.wigbels.de/uber-foobla/) |
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17 | * |
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18 | * Format: <# of Sensor> <data> |
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19 | * Example: 1; Temperature in Celsius |
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20 | * tbd. |
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21 | */ |
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22 | |
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23 | #include <butterfly_temp.h> |
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24 | #include <pins_butterfly.h> |
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25 | |
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26 | #include <LCD_Driver.h> |
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27 | #include <timer2_RTC.h> |
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28 | |
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29 | |
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30 | int inputReed = PBPIN4; |
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31 | int outputLED = PBPIN3; |
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32 | |
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33 | int value = 0; |
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34 | int debounce = 0; |
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35 | |
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36 | long gasReeds = 0; |
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37 | |
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38 | void setup() { |
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39 | LCD.prints_f(PSTR("HOTHOTHEAT")); |
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40 | delay(2500); |
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41 | |
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42 | // Set up the RTC timer to call the secTick() function every second. |
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43 | RTCTimer.init( secTick ); |
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44 | |
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45 | Serial.begin(9600); |
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46 | |
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47 | TempSense.overSample = true; |
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48 | |
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49 | pinMode(inputReed, INPUT); |
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50 | pinMode(outputLED, OUTPUT); |
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51 | } |
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52 | |
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53 | void secTick() |
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54 | { |
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55 | LCD.print( gasReeds ); |
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56 | LCD.println( " tGR" ); |
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57 | } |
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58 | |
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59 | int getSamples() { |
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60 | // Temperature = Sensor 1 |
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61 | Serial.print("1"); |
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62 | Serial.print("\t"); |
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63 | Serial.println(TempSense.getTemp(CELSIUS)); |
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64 | |
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65 | // switchtime of reed is 18 ms including debouncing... |
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66 | value = digitalRead(inputReed); |
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67 | delay(20); |
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68 | debounce = digitalRead(inputReed); |
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69 | |
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70 | // Reedcontact = Sensor 2 |
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71 | if (value==debounce) { |
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72 | Serial.print("2"); |
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73 | Serial.print("\t"); |
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74 | if (value == HIGH) { |
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75 | Serial.println("HIGH"); |
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76 | gasReeds++; |
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77 | return 1; |
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78 | } |
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79 | else { |
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80 | Serial.println("LOW"); |
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81 | return 0; |
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82 | } |
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83 | } |
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84 | } |
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85 | |
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86 | void loop() { |
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87 | // Switch LED on for a certain time to mark a switched Reed contact |
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88 | if(getSamples()==1) { |
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89 | digitalWrite(outputLED, HIGH); |
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90 | } else { |
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91 | digitalWrite(outputLED, LOW); |
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92 | } |
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93 | |
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94 | delay(100); |
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95 | } |
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