A keypad is one of the most commonly used input devices in microprocessor applications. In a standard keypad wired as an X-Y switch matrix, normally-open switches connect a row to a column when ...

Project Description A secure door lock system using Arduino Uno, RFID (MFRC522), and a 4x4 Matrix Keypad. Authorized users can unlock the door with either an RFID tag or a PIN code. Features 🔒 Dual ...

The ARDUINO IDE associated with the ARDUINO board uses specific numbering, assigning numbers from 0 to 19 to digital pins 0 to 13 and numbers A0 to A5 to analog pins. GCBasic directly manipulates the ...

Fascinated with electronic projects and want to build your own? Arduino boards can most definitely help with that. These microcontroller boards are designed to send and receive data to and from the ...

Makers, hobbyists and developers that enjoy building projects using the awesome Arduino Uno development board may be interested in a new enclosure that has been designed by JEM Innovation called the ...