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Make a temperature and humidity monitor with DHT11 Sensor & LCD shield interfacing with Arduino Mega

Category: Arduino Compatible Kits Tags: Arduino Mega, DHT11 Sensor & LCD shield, temperature and humidity monitor

Description
Additional information

KIT INCLUDES:

Arduino mega with USB Cable – 1
LCD keypad shield – 1
DHT11 temperature and humidity sensor-1
Jumper wire ( Male to Female) – 40 pieces
9v battery with DC jack – 1

HARDWARE REQUIRED

Arduino mega with USB Cable – 1
LCD keypad shield – 1
DHT11 temperature and humidity sensor-1
Jumper wire ( Male to Female) – 40 pieces
9v battery with DC jack – 1

SOFTWARE REQUIRED

Arduino IDE 1.8.5 (programmable platform for Arduino)

Click To Download :https://www.arduino.cc/en/Main/Software

SPECIFICATIONS

16*2 LCD Keypad shield

Operating Voltage:5V
5 Push buttons to supply a custom menu control panel
RST button for resetting arduino program
Integrate a potentiometer for adjusting the backlight
Expanded available I/O pins
Expanded Analog Pinout with standard DFRobot configuration for fast sensor extension

To connect multiple GND and 5V wires soldering may be required

DHT22 temperature and humidity sensor

3 to 5V power and I/O
2.5mA max current use during conversion (while requesting data)
Good for 0-100% humidity readings with 2-5% accuracy
Good for -40 to 125°C temperature readings ±0.5°C accuracy
No more than 0.5 Hz sampling rate (once every 2 seconds)
Body size 15.1mm x 25mm x 7.7mm

LIBRARY REQUIRED

DHT11 Library:

https://github.com/adafruit/DHT-sensor-library

CIRCUIT CONNECTION

Connect ground of DHT11 to the mega ground
Connect Vcc of DHT11 to the mega 5v
Connect data of DHT11 to D22 pin of mega

CODE

https://docs.google.com/document/d/e/2PACX-1vSJMTKXXv0tyWKdqQYSgVpU_QTsEPQQ7kw4mjjdI39w1sjk3MrSrVbDiYG9-KNxV9Nvvv1dDivdelg_/pub

WORKING

This is a simple temperature and humidity monitor device made by use of components like lcd keypad shield , dht11 sensor and arduino mega. The temperature accuracy of dht11 not up to the point but it’s good.

Battery operated	Yes , 1 nos 9V battery included

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HARDWARE REQUIRED

SOFTWARE REQUIRED

SPECIFICATIONS

16*2 LCD Keypad shield

DHT22 temperature and humidity sensor

LIBRARY REQUIRED

CIRCUIT CONNECTION

CODE

WORKING

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