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2025-06-28

Why Is My Arduino LCD Display Not Working?

This article provides a detailed troubleshooting guide for Arduino LCD displays that are not working. It covers common causes such as wiring errors, contrast issues, code mistakes, power problems, and hardware faults. Step-by-step solutions, wiring diagrams, best practices, advanced troubleshooting tips, and FAQs are included to help users diagnose and fix their LCD display problems effectively.