Скачать или смотреть Why My I2C Display Failed | Arduino Beginner Mistake

Are you facing I2C LCD display not working with Arduino? 😭
In this video, I’ll share my real failure story where my I2C display didn’t show text (only blocks).
We’ll go step by step through:
✅ Wrong wiring (VCC ↔ GND mistake)
✅ Understanding SDA & SCL pins
✅ Checking I2C address with scanner
✅ Common reasons why I2C LCD fails
✅ How to avoid this mistake as a beginner

This is a beginner-friendly Arduino tutorial, so if you’re struggling with LCD displays, you’re not alone!

💡 If you are working on Arduino or ESP32 projects, this video will save you time and frustration.

👉 Don’t forget to Like 👍, Subscribe 🔔, and Comment your doubts – I reply to all!

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