Andrew's git - arduino-weather.git/blob - test_Code/weather_Reciver/weather

   1// receiver.pde
   2//
   3// Simple example of how to use VirtualWire to receive messages
   4// Implements a simplex (one-way) receiver with an Rx-B1 module
   5//
   6// See VirtualWire.h for detailed API docs
   7// Author: Mike McCauley (mikem@airspayce.com)
   8// Copyright (C) 2008 Mike McCauley
   9// $Id: receiver.pde,v 1.3 2009/03/30 00:07:24 mikem Exp $
  10#include <VirtualWire.h>
  11#include <stdio.h>
  12#include <string.h>
  13#include <LiquidCrystal.h>
  14
  15double Temp;
  16
  17LiquidCrystal lcd(12, 10, 5, 4, 3, 2); //LCD Pins
  18int LCDpin =9;  //LCD backlight Pin
  19int Humid; // Value
  20#define pir A0 //Pin for the PIR input
  21
  22//Varaible to store the recoverd values
  23String TempC; //Temp in C
  24String Vocht; //humidity
  25String Druk;  //pressure
  26
  27void setup()
  28{
  29  Serial.begin(9600); // Debugging only
  30  Serial.println("setup");
  31
  32
  33  ////Setting pins for backlight
  34  pinMode(pir, INPUT);
  35  pinMode(LCDpin, OUTPUT);
  36
  37  //LCD
  38  lcd.begin(20, 4); //Setting rows an colums
  39
  40  lcd.setCursor(0, 0); //Set Cursor at begining
  41  lcd.print("####################"); //Drawing
  42
  43  lcd.setCursor(0, 1); //Set cursor at next line
  44  lcd.print("#      Bram's      #"); //Drawim 
  45
  46  lcd.setCursor(0, 2); //Set cursor at next line
  47  lcd.print("# Weather  station #"); //Drawim 
  48
  49  lcd.setCursor(0, 3); //Set cursor at next line
  50  lcd.print("#######-V1.0-#######"); //Drawim 
  51
  52  //Show on Screen, if this isnt called, screen would be empty
  53  lcd.display(); 
  54
  55  //Set back color to full brightness
  56  digitalWrite(LCDpin,255);
  57
  58  //Wait a seccond
  59  delay(1000);
  60
  61  //For Receiving  Data
  62  // Initialise the IO and ISR
  63  vw_set_ptt_inverted(true); // Required for DR3100
  64  vw_setup(2000);      // Bits per sec
  65  vw_rx_start();       // Start the receiver PLL running
  66}
  67
  68
  69
  70void loop()
  71{
  72  //IF PIR sensor if HIGH, LCD backlight is on
  73  //The Sensitivity  and duration is adjusted ON the PIR
  74  digitalWrite(LCDpin, digitalRead(pir));
  75
  76  ////Receiving  DATA
  77  uint8_t buf[VW_MAX_MESSAGE_LEN];
  78  uint8_t buflen = VW_MAX_MESSAGE_LEN;
  79  if (vw_get_message(buf, &buflen)) // Non-blocking
  80  {
  81    int i;
  82    digitalWrite(13, true);  //onboard LED ON 
  83    char Chars[buflen]; 
  84    for (i = 0; i < buflen; i++)
  85    {
  86      Chars[i]  = char(buf[i]); //from buffer to Char Arry
  87    }
  88
  89    Serial.println(Chars); //Debug only
  90    Decode(Chars); //Send to deconder
  91    digitalWrite(13, false); //onboard LED OFF 
  92  }
  93}
  94
  95void Decode(char* Raw)
  96{
  97
  98  String Code = (String)Raw; //From Char Array to string
  99  if (Code.startsWith("#C")) //Looks if Code starts With #C
 100  {
 101    TempC = Code.substring(2,7); //get 2 to 7 char and put in int TempC string
 102  }
 103
 104  if (Code.startsWith("#H")) //Looks if Code starts With #H
 105  {
 106    Vocht = Code.substring(2,4);//get 2 to 4 char and put in int Vocht string
 107  }
 108
 109  if (Code.startsWith("#P")) //Looks if Code starts With #P
 110  {
 111    Druk =  Code.substring(2,8);//get 2 to 8 char and put in int Druk string
 112  }
 113
 114  SetScreen();  //Call Funtion
 115}
 116
 117//Herbouw scherm
 118void SetScreen()
 119{
 120
 121  lcd.clear(); //Cleas LCD
 122  lcd.begin(20, 4); //set screen res
 123
 124  if (TempC != "")
 125  {
 126    lcd.setCursor(0, 0); //Set Cursos
 127    lcd.print(((String)"  Temp = " + TempC + " oC")); //Writes text with received value
 128  }
 129
 130  if (Vocht != "")
 131  {
 132    lcd.setCursor(0, 1); //Set Cursos
 133    lcd.print(((String)"    Vocht = " + Vocht +  "%")); //Writes text with received value
 134  }
 135
 136  if (Druk != "")
 137  {
 138    lcd.setCursor(0, 2); //Set Cursos
 139    lcd.print(((String)"  Druk = " + Druk +  " HPA"));//Writes text with received value
 140  }
 141  lcd.display();
 142}
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