Smart Plant Watering with Arduino IoT Cloud

1#include "arduino_secrets.h"
2#include "thingProperties.h"
3
4const int rpin_1 = 3;
5const int rpin_2 = 4;
6const int rpin_3 = 5;
7
8const int threshold = 80;
9
10Schedule schedValues = plant_schedule_1.getValue();
11
12void setup() {
13
14  Serial.begin(9600);
15
16  //declare relay pins
17  pinMode(rpin_1, OUTPUT);
18  pinMode(rpin_2, OUTPUT);
19  pinMode(rpin_3, OUTPUT);
20
21  delay(1500);
22
23  initProperties();
24  ArduinoCloud.begin(ArduinoIoTPreferredConnection);
25  setDebugMessageLevel(2);
26  ArduinoCloud.printDebugInfo();
27}
28
29void loop() {
30  ArduinoCloud.update();
31  sensor_1 = sensorReading(A1);
32  sensor_2 = sensorReading(A2);
33  sensor_3 = sensorReading(A3);
34  
35  onPlantSchedule1Change();
36  onPlantSchedule2Change();
37  onPlantSchedule3Change();
38
39}
40
41int sensorReading(int pin){
42  int result;
43  int reading = analogRead(pin);
44  result = map(reading, 0, 1023, 100, 0);
45  return result;
46}
47
48void onPlantSchedule1Change() {
49  if (automatic_mode) {
50    if (sensor_1 < threshold && plant_schedule_1.isActive()) {
51      digitalWrite(rpin_1, HIGH);
52    } else {
53      digitalWrite(rpin_1, LOW);
54    }
55  }
56}
57
58void onPlantSchedule2Change() {
59  if (automatic_mode) {
60    if (sensor_2 < threshold && plant_schedule_1.isActive()) {
61      digitalWrite(rpin_2, HIGH);
62    } else {
63      digitalWrite(rpin_2, LOW);
64    }
65  }
66}
67
68void onPlantSchedule3Change() {
69  if (automatic_mode) {
70    if (sensor_3 < threshold && plant_schedule_1.isActive()) {
71      digitalWrite(rpin_3, HIGH);
72    } else {
73      digitalWrite(rpin_3, LOW);
74    }
75  }
76}
77
78void onRelay1Change() {
79  if (relay_1) {
80    digitalWrite(rpin_1, HIGH);
81  } else {
82    digitalWrite(rpin_1, LOW);
83  }
84}
85
86void onRelay2Change() {
87  if (relay_2) {
88    digitalWrite(rpin_2, HIGH);
89  } else {
90    digitalWrite(rpin_2, LOW);
91  }
92}
93
94void onRelay3Change() {
95  if (relay_3) {
96    digitalWrite(rpin_3, HIGH);
97  } else {
98    digitalWrite(rpin_3, LOW);
99  }
100}
101
102void onAutomaticModeChange() {
103}

1// Code generated by Arduino IoT Cloud, DO NOT EDIT.
2
3#include <ArduinoIoTCloud.h>
4#include <Arduino_ConnectionHandler.h>
5
6const char SSID[]     = SECRET_SSID;    // Network SSID (name)
7const char PASS[]     = SECRET_OPTIONAL_PASS;    // Network password (use for WPA, or use as key for WEP)
8
9void onPlantSchedule1Change();
10void onPlantSchedule2Change();
11void onPlantSchedule3Change();
12void onAutomaticModeChange();
13void onRelay1Change();
14void onRelay2Change();
15void onRelay3Change();
16
17int sensor_1;
18int sensor_2;
19int sensor_3;
20CloudSchedule plant_schedule_1;
21CloudSchedule plant_schedule_2;
22CloudSchedule plant_schedule_3;
23bool automatic_mode;
24bool relay_1;
25bool relay_2;
26bool relay_3;
27
28void initProperties(){
29
30  ArduinoCloud.addProperty(sensor_1, READ, ON_CHANGE, NULL);
31  ArduinoCloud.addProperty(sensor_2, READ, ON_CHANGE, NULL);
32  ArduinoCloud.addProperty(sensor_3, READ, ON_CHANGE, NULL);
33  ArduinoCloud.addProperty(plant_schedule_1, READWRITE, ON_CHANGE, onPlantSchedule1Change);
34  ArduinoCloud.addProperty(plant_schedule_2, READWRITE, ON_CHANGE, onPlantSchedule2Change);
35  ArduinoCloud.addProperty(plant_schedule_3, READWRITE, ON_CHANGE, onPlantSchedule3Change);
36  ArduinoCloud.addProperty(automatic_mode, READWRITE, ON_CHANGE, onAutomaticModeChange);
37  ArduinoCloud.addProperty(relay_1, READWRITE, ON_CHANGE, onRelay1Change);
38  ArduinoCloud.addProperty(relay_2, READWRITE, ON_CHANGE, onRelay2Change);
39  ArduinoCloud.addProperty(relay_3, READWRITE, ON_CHANGE, onRelay3Change);
40
41}
42
43WiFiConnectionHandler ArduinoIoTPreferredConnection(SSID, PASS);