The REBL_UI offers a simple way to build a user interface with a Rotary Encoder, a Button, and an LCD. Currently it is set up for 16x2 LCD, but could easily be changed to whatever. It includes a very ...

Arduino_I2C_ReadEncoder I2C implementation: Arduino Due serving as master receiver and Arduino Uno as slave transmitter (encoder reader).

Hitachi’s HD44780 based 16×2 character LCD are very cheap and widely available, and is an essential part for any project that displays information. Using the LCD backpack, desired data can be ...

An Arduino, Microchip PIC or any microcontroller with built-in or bit-banged I2C interface can also be used with the I2C LCD interface. A different port expander is used to create an SPI device using ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

Step-by-step guide on designing and programming a custom I2C slave sensor device using Arduino. Who Won and Lost in Trump’s Tax Bill Scientists tracking ‘interstellar’ object that has come ...