Parkmoonsu

1 Project 6 Followers 5 Following

This time we will look at how to use a 20x4 LCD as an extra part of the Air Meter Making project.

20 x 4 Using the LCD #Extra

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It can measure fine dust, humidity, temperature and CO2 concentration in the air and check it on the internet in real time.

Air Meter Making #4: Complete

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Use ESP-01 and DHT 11 to send temperature and humidity data to the server.

Air Meter Making #3: Using Thingspeak

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Air meter making, a second time! Let's look at temperature and humidity using the DHT 11 module.

Air Meter Making #2: Use the Arduino DHT 11 Module

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Let's make an air detector. Key parts will require Wi-Fi, so you need ESP 8266.

Air Meter Making #1: Use The Arduino Wi-Fi Module ESP-01

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Make my own charger! Design it yourself and make it yourself!

Make A Portable Charger In A Simple Way

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The next part to learn is variable resistance!

Adjusting LED Brightness With Variable Resistance

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I decided to learn about various sensors. The first is the LDR sensor!

Turn LED On If Surroundings Are Dark With LDR Sensor!

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