His recent wireless logic analyzer for the ZX Spectrum is one of the oddest ones we’ve seen in a while. The heart of the system is an RP2040, and there are two boards. One board interfaces with ...

All the modules are powered with 5V from the Arduino. Below is the assembled image of the receiver ... module with the Transmitter System and displays status information on an LCD screen. If the rider ...

This library allows an Arduino board to control LiquidCrystal displays (LCDs) based on the Hitachi HD44780 (or a compatible) chipset, which is found on most text-based LCDs. This library is free ...

This is a simple Digital Password Lock System built using Arduino, a 4x4 Keypad, and a 16x2 LCD display. The system prompts users to enter a password, masks the input for privacy, and validates it. If ...