I2C LCD with Arduino UNO (No Library) ⚙️ Complete Wiring + Code Explained
Автор: Roboduino
Загружено: 2025-11-20
Просмотров: 280
Learn how to use an I2C LCD with Arduino UNO — without using any library!
In this step-by-step tutorial, I’ll show you the complete wiring, I2C communication basics, and the manual code to control a 16x2 LCD using only low-level commands.
Perfect for beginners who want to understand how I2C really works and anyone who wants to avoid using LiquidCrystal_I2C.
💻 Code
https://drive.google.com/file/d/1kVq5...
⸻
🔧 What You’ll Learn
• What is an I2C LCD and how it works
• Arduino UNO wiring for I2C (SDA, SCL, VCC, GND)
• How to find the I2C address
• Sending commands & characters manually
• Full Arduino code explained line by line
• Displaying custom text on the LCD
⸻
🔧 Components Used
• Arduino UNO
• I2C 16x2 LCD Display
• Jumper wires
• USB cable
#arduino #lcd #lcddisplay #arduinouno #arduinotutorial #arduinoproject #arduinoforbeginners #i2c #electronicsbasics #electronics
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