Interface 16x2 LCD with STM32 via I²C | CubeMX + HAL Guide

Unlock the simplicity of connecting the LCD1602 display to your STM32 microcontroller via I²C using the PCF8574 I/O expander. Perfect for embedded developers, this guide walks you through configuration using STM32CubeIDE and HAL, covering wiring, initialization, and sending text data—all in easy-to-follow steps.

📥 Download Project Files:
- Get the full project code to replicate and experiment with: https://controllerstech.com/i2c-lcd-in-stm32/

📺 Related Videos:
- How the I²C-LCD Library Was Written (Explained) : [https://youtu.be/WAGLQOIHEio]
- Interface LCD1602 in Parallel Mode : [https://youtu.be/ITTBWSQTi3c]
- STM32 Custom Characters on LCD : [https://www.youtube.com/watch?v=diwjZPmFUKo]

✨ If you found this helpful, don’t forget to LIKE 👍, SUBSCRIBE 🔔, and SHARE!

STM32 Playlist :::: https://www.youtube.com/playlist?list=PLfIJKC1ud8gga7xeUUJ-bRUbeChfTOOBd

#STM32 #I2C #LCD1602 #PCF8574 #STM32CubeIDE #HAL #EmbeddedSystems #Microcontroller #STM32Tutorial #I2CLCD

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