[454b95c] | 1 | /* |
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| 2 | * HotHotHeat |
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| 3 | * |
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[78394ea] | 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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[454b95c] | 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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[78394ea] | 15 | * Contact: Norbert Wigbels |
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| 16 | * (http://foobla.wigbels.de/uber-foobla/) |
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[454b95c] | 17 | * |
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| 18 | * Format: <# of Sensor> <data> |
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[789d162] | 19 | * Example: 1 23.4 -- Temperature |
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| 20 | * 2 HIGH -- Reed count |
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| 21 | * 3 14 -- Total of Reed counts since start of programm |
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[454b95c] | 22 | */ |
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| 23 | |
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| 24 | #include <butterfly_temp.h> |
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| 25 | #include <pins_butterfly.h> |
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| 26 | |
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[71bba07] | 27 | #include <LCD_Driver.h> |
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| 28 | #include <timer2_RTC.h> |
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| 29 | |
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| 30 | |
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[4aaeb66] | 31 | int inputReed = PBPIN4; |
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[86f2c9a] | 32 | int outputLED = PBPIN7; |
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[4aaeb66] | 33 | |
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[454b95c] | 34 | int value = 0; |
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[4aaeb66] | 35 | int debounce = 0; |
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[789d162] | 36 | int slewRate = LOW; |
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| 37 | int everySecond = false; |
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[86f2c9a] | 38 | |
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| 39 | unsigned long gasReeds = 0; |
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| 40 | int temp = 0; |
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[454b95c] | 41 | |
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| 42 | |
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| 43 | void setup() { |
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[789d162] | 44 | // Identify butterfly running program... |
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[86f2c9a] | 45 | LCD.prints_f( PSTR( "HOTHOTHEAT" ) ); |
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| 46 | delay( 2500 ); |
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[71bba07] | 47 | |
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| 48 | // Set up the RTC timer to call the secTick() function every second. |
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| 49 | RTCTimer.init( secTick ); |
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| 50 | |
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[86f2c9a] | 51 | Serial.begin( 9600 ); |
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[71bba07] | 52 | |
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| 53 | TempSense.overSample = true; |
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| 54 | |
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[86f2c9a] | 55 | pinMode( inputReed, INPUT ); |
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| 56 | pinMode( outputLED, OUTPUT ); |
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| 57 | |
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| 58 | digitalWrite( outputLED, HIGH ); |
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[789d162] | 59 | temp = TempSense.getTemp( CELSIUS ); |
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[454b95c] | 60 | } |
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| 61 | |
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[86f2c9a] | 62 | |
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[71bba07] | 63 | void secTick() |
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| 64 | { |
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| 65 | LCD.print( gasReeds ); |
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[86f2c9a] | 66 | LCD.print( " G " ); |
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| 67 | LCD.print( temp ); |
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| 68 | LCD.println( " C" ); |
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[789d162] | 69 | everySecond=true; |
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[71bba07] | 70 | } |
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| 71 | |
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[86f2c9a] | 72 | |
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[71bba07] | 73 | int getSamples() { |
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[789d162] | 74 | // Sensor 1 - Temperature |
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[86f2c9a] | 75 | temp = TempSense.getTemp( CELSIUS ); |
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| 76 | |
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[4aaeb66] | 77 | // switchtime of reed is 18 ms including debouncing... |
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[86f2c9a] | 78 | value = digitalRead( inputReed ); |
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| 79 | delay( 20 ); |
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| 80 | debounce = digitalRead( inputReed ); |
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[71bba07] | 81 | |
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[789d162] | 82 | // Sensor 2 - Reedcontact |
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| 83 | // ...we are just interested in falling levels |
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| 84 | // __|----|count_here__|----|_count_here__ |
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[86f2c9a] | 85 | if ( value==debounce ) { |
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[789d162] | 86 | if ( value==HIGH ) { |
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| 87 | slewRate=HIGH; |
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| 88 | return HIGH; |
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[4aaeb66] | 89 | } |
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| 90 | else { |
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[789d162] | 91 | if( slewRate==HIGH ) { |
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| 92 | slewRate=LOW; |
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[86f2c9a] | 93 | gasReeds++; |
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| 94 | } |
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[789d162] | 95 | return LOW; |
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[4aaeb66] | 96 | } |
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[454b95c] | 97 | } |
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| 98 | } |
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| 99 | |
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[86f2c9a] | 100 | |
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[454b95c] | 101 | void loop() { |
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[86f2c9a] | 102 | // LED marks Butterfly working; dark to mark a reed contact |
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[789d162] | 103 | if( getSamples()==HIGH ) { |
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[86f2c9a] | 104 | digitalWrite( outputLED, LOW ); |
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[4aaeb66] | 105 | } else { |
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[86f2c9a] | 106 | digitalWrite( outputLED, HIGH ); |
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[4aaeb66] | 107 | } |
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| 108 | |
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[789d162] | 109 | // Output of |
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| 110 | if ( everySecond==true ) { |
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| 111 | everySecond = false; |
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[86f2c9a] | 112 | |
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| 113 | // Temperature |
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| 114 | Serial.print( "1" ); |
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| 115 | Serial.print( "\t" ); |
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| 116 | Serial.println( temp ); |
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| 117 | |
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| 118 | // Reed HIGH or Low |
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| 119 | Serial.print( "2" ); |
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| 120 | Serial.print( "\t" ); |
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| 121 | if( slewRate==1 ) { |
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| 122 | Serial.println( "HIGH" ); |
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| 123 | } else { |
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| 124 | Serial.println( "LOW" ); |
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| 125 | } |
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| 126 | |
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| 127 | // Total of Gas Reeds |
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| 128 | Serial.print( "3" ); |
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| 129 | Serial.print( "\t" ); |
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| 130 | Serial.println( gasReeds ); |
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| 131 | } |
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| 132 | |
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[789d162] | 133 | delay(30); |
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[454b95c] | 134 | } |
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