Plant Watering System

1// Include Libraries
2#include "Arduino.h"
3#include "DS18B20.h"
4#include  "LiquidCrystal_PCF8574.h"
5#include "SoilMoisture.h"
6#include "Pump.h"
7
8
9//  Pin Definitions
10#define DS18B20_PIN_DQ  3
11#define SOILMOISTURE5V_PIN_SIG  A10
12#define  WATERPUMP_PIN_COIL1 2
13
14
15
16// Global variables and defines
17// There  are several different versions of the LCD I2C adapter, each might have a different  address.
18// Try the given addresses by Un/commenting the following rows until  LCD works follow the serial monitor prints. 
19// To find your LCD address go to:  http://playground.arduino.cc/Main/I2cScanner and run example.
20#define LCD_ADDRESS  0x3F
21//#define LCD_ADDRESS 0x27
22
23// Define LCD characteristics
24#define  LCD_ROWS 4
25#define LCD_COLUMNS 20
26#define SCROLL_DELAY 150
27#define BACKLIGHT  255
28// object initialization
29DS18B20 ds18b20(DS18B20_PIN_DQ);
30LiquidCrystal_PCF8574  lcd20x4;
31SoilMoisture soilMoisture5v(SOILMOISTURE5V_PIN_SIG);
32Pump waterpump(WATERPUMP_PIN_COIL1);
33
34
35
36//  define vars for testing menu
37const int timeout = 10000;       //define timeout  of 10 sec
38char menuOption = 0;
39long time0;
40
41// Setup the essentials  for your circuit to work. It runs first every time your circuit is powered with  electricity.
42void setup() 
43{
44    // Setup Serial which is useful for debugging
45    // Use the Serial Monitor to view printed messages
46    Serial.begin(9600);
47    while (!Serial) ; // wait for serial port to connect. Needed for native USB
48    Serial.println("start");
49    
50    // initialize the lcd
51    lcd20x4.begin(LCD_COLUMNS,  LCD_ROWS, LCD_ADDRESS, BACKLIGHT); 
52    menuOption = menu();
53    
54}
55
56//  Main logic of your circuit. It defines the interaction between the components you  selected. After setup, it runs over and over again, in an eternal loop.
57void  loop() 
58{
59    
60    
61    if(menuOption == '1') {
62    // DS18B20 1-Wire  Temperature Sensor - Test Code
63    // Read DS18B20 temp sensor value in degrees  celsius. for degrees fahrenheit use ds18b20.ReadTempF()
64    float ds18b20TempC  = ds18b20.readTempC();
65    Serial.print(F("Temp: ")); Serial.print(ds18b20TempC);  Serial.println(F(" [C]"));
66
67    }
68    else if(menuOption == '2') {
69    // LCD Display 20x4 I2C - Test Code
70    // The LCD Screen will display the  text of your choice.
71    lcd20x4.clear();                          // Clear LCD  screen.
72    lcd20x4.selectLine(2);                    // Set cursor at the begining  of line 2
73    lcd20x4.print("    Circuito.io  ");                   // Print  print String to LCD on first line
74    lcd20x4.selectLine(3);                    //  Set cursor at the begining of line 3
75    lcd20x4.print("      Rocks!  ");                   //  Print print String to LCD on second line
76    delay(1000);
77
78    }
79    else  if(menuOption == '3') {
80    // Soil Moisture Sensor - Test Code
81    int soilMoisture5vVal  = soilMoisture5v.read();
82    Serial.print(F("Val: ")); Serial.println(soilMoisture5vVal);
83
84    }
85    else if(menuOption == '4') {
86    // Submersible Pool Water Pump  240L/H - Test Code
87    // The water pump will turn on and off for 2000ms (4 sec)
88    waterpump.on(); // 1. turns on
89    delay(2000);       // 2. waits 500 milliseconds  (0.5 sec).
90    waterpump.off();// 3. turns off
91    delay(2000);       // 4.  waits 500 milliseconds (0.5 sec).
92
93    }
94    
95    
96    
97    if  (millis() - time0 > timeout)
98    {
99        menuOption = menu();
100    }
101    
102}
103
104
105
106// Menu function for selecting the components to be tested
107//  Follow serial monitor for instrcutions
108char menu()
109{
110
111    Serial.println(F("\
112Which  component would you like to test?"));
113    Serial.println(F("(1) DS18B20 1-Wire  Temperature Sensor"));
114    Serial.println(F("(2) LCD Display 20x4 I2C"));
115    Serial.println(F("(3) Soil Moisture Sensor"));
116    Serial.println(F("(4)  Submersible Pool Water Pump 240L/H"));
117    Serial.println(F("(menu) send anything  else or press on board reset button\
118"));
119    while (!Serial.available());
120
121    // Read data from serial monitor if received
122    while (Serial.available())  
123    {
124        char c = Serial.read();
125        if (isAlphaNumeric(c)) 
126        {
127            if(c == '1') 
128          Serial.println(F("Now Testing  DS18B20 1-Wire Temperature Sensor"));
129        else if(c == '2') 
130          Serial.println(F("Now  Testing LCD Display 20x4 I2C"));
131        else if(c == '3') 
132          Serial.println(F("Now  Testing Soil Moisture Sensor"));
133        else if(c == '4') 
134          Serial.println(F("Now  Testing Submersible Pool Water Pump 240L/H"));
135            else
136            {
137                Serial.println(F("illegal input!"));
138                return  0;
139            }
140            time0 = millis();
141            return c;
142            }
143        }
144    }
145
146/*******************************************************
147
148*    Circuito.io is an automatic generator of schematics and code for off
149*    the  shelf hardware combinations.
150
151*    Copyright (C) 2016 Roboplan Technologies  Ltd.
152
153*    This program is free software: you can redistribute it and/or modify
154*    it under the terms of the GNU General Public License as published by
155*    the  Free Software Foundation, either version 3 of the License, or
156*    (at your option)  any later version.
157
158*    This program is distributed in the hope that it will  be useful,
159*    but WITHOUT ANY WARRANTY; without even the implied warranty of
160*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
161*    GNU General  Public License for more details.
162
163*    You should have received a copy of  the GNU General Public License
164*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
165
166*    In addition, and without limitation, to the disclaimers of warranties 
167*    stated above and in the GNU General Public License version 3 (or any 
168*    later  version), Roboplan Technologies Ltd. ("Roboplan") offers this 
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188********************************************************/