Soil Moisture Monitoring

1#define SensorPin A0 
2int sensorValue = 0; 
3void setup() { 
4   Serial.begin(115200); 
5} 
6void loop() { 
7 for (int i = 0; i <= 100; i++)   
8 { 
9   sensorValue = sensorValue + analogRead(SensorPin); 
10   delay(1);   
11 } 
12 sensorValue = sensorValue/100.0; 
13 Serial.println(sensorValue); 
14   Serial.print("%");
15 delay(1000); 
16}
17 
18

#define SensorPin A0 
int sensorValue = 0; 
void setup() { 
   Serial.begin(115200); 
} 
void loop() { 
 for (int i = 0; i <= 100; i++)   
 { 
   sensorValue = sensorValue + analogRead(SensorPin); 
   delay(1);   
 } 
 sensorValue = sensorValue/100.0; 
 Serial.println(sensorValue); 
   Serial.print("%");
 delay(1000); 
}

Serial Communication Between Arduino & Nodemcu

arduino

1void setup() {
2  Serial.begin(115200);
3  while (!Serial) {
4    ;   
5  }
6}
7
8void loop() {
9  if (Serial.available()) {
10    Serial.write(Serial.read());
11   }
12}
13

void setup() {
  Serial.begin(115200);
  while (!Serial) {
    ;   
  }
}

void loop() {
  if (Serial.available()) {
    Serial.write(Serial.read());
   }
}

Serial Communication Between Arduino & Nodemcu

arduino

1void setup() {
2  Serial.begin(115200);
3  while (!Serial) {
4    ;  
5  }
6}
7
8void loop() {
9  if (Serial.available()) {
10    Serial.write(Serial.read());
11  }
12}
13

void setup() {
  Serial.begin(115200);
  while (!Serial) {
    ;  
  }
}

void loop() {
  if (Serial.available()) {
    Serial.write(Serial.read());
  }
}

Soil Moisture

arduino

1#define SensorPin A0 
2int sensorValue = 0; 
3void setup() { 
4  Serial.begin(115200); 
5} 
6void loop() { 
7 for (int i = 0; i <= 100; i++)  
8 { 
9   sensorValue = sensorValue + analogRead(SensorPin); 
10   delay(1);  
11 } 
12 sensorValue = sensorValue/100.0; 
13 Serial.println(sensorValue); 
14  Serial.print("%");
15 delay(1000); 
16}
17 
18

#define SensorPin A0 
int sensorValue = 0; 
void setup() { 
  Serial.begin(115200); 
} 
void loop() { 
 for (int i = 0; i <= 100; i++)  
 { 
   sensorValue = sensorValue + analogRead(SensorPin); 
   delay(1);  
 } 
 sensorValue = sensorValue/100.0; 
 Serial.println(sensorValue); 
  Serial.print("%");
 delay(1000); 
}

Downloadable files

Serial Monitoring of Soil Moisture Data

Connections

Between Arduino & LM393 : Arduino 5V- LM393 VCC Arduino GND - LM393 GND Arduino A0 - LM393 A0 ( analog pins) Between LM393 & Soil Moisture Sensor : LM393( +) - Soil Moisture Sensor( +) LM393 (-) - Soil Moisture (-) Betweeen NodeMcu & Arduino : NodeMcu Gnd - Arduino Gnd NodeMcu TX - Arduino Rx NodeMcu RX - Arduino TX

Connections

Serial Monitoring of Soil Moisture Data

Documentation

Components Required

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Fouad_Roboticist

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