If you want to add a keypad to your Arduino project, the options are pretty limited. There’s that red and blue 4×4 membrane we’ve all seen in password-protected door lock projects ...

In order to read the keypad, an external pull-up resistor (1K-10K ... An utterly simple way to take a test run of the TM1638 is to connect it with an Arduino board because the module is just a nifty ...

The main components making up the CIMDIT are a 3-axis joystick module, which can double as ... display notifications from various programs. An Arduino Pro Micro provides a USB interface to a ...