An RFID-based attendance system transforms the tedious task of manual attendance tracking into an automated, error-free process. What makes this project particularly exciting is how a few inexpensive ...

[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so he etched his own ...

Seven-segment displays and monochrome LCDs are fine for most projects, but some things simply look better in color. [John] over at the Little Bird Electronics blog recently wrote up a tutorial ...

Saves in EEPROM the numbers of hours since transition, so that if Arduino is restart it looses at most 1 hour. The 1 hour resolution is a tradeoff betweem accuracy and EEPROM life which is limited to ...

As promised in the first part of this article, now it is time to see in detail how we can use the Alphanumeric LCD Display in our Arduino sketches. The idea beside this project is to give a simple ...

An RGB LED module is a versatile lighting component that can produce millions of colours by mixing red, green, and blue light. The RGB LED module used in this ESP32-S3 Box-3 Arduino programming ...

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