Upgrading to a smart lock is a DIY project -- if you know what you're doing. These steps will explain what instruction ...

This project presents a secure, low-cost electronic voting system using Arduino Uno, an R305 fingerprint sensor, a keypad-based button interface, and an LCD display. Voters authenticate via ...

The I2CKeyPad library implements the reading of a 4x4 keypad by means of a PCF8574. Smaller keypads, meaning less columns or rows (4x3) can be read with it too. Since 0.3.2 the library allows a 5x3, ...

Engineers are always in search of new electrical project ideas, and finding meaningful projects makes that search worthwhile. Listed below are the latest electrical projects for engineering students.

Abstract: This project is created to fulfil only one purpose that is to create an authentication system based on biometrics, the most common type of biometrics is fingerprint. It is designed to reduce ...

A 4x4 membrane keypad is a compact and a cost-effective input device that is commonly used in a variety of electronics projects. It consists of 16 buttons arranged in a 4x4 grid and is covered with a ...

The I2CKeyPad8x8 library implements the reading of a 8x8 keypad by means of a PCF8575. Smaller keypads, meaning less columns or rows (e.g. 5x4) can be read with it too. Feedback as always is welcome.

UPDATE: Hackaday was contacted by a PR company claiming to represent Cricut. They clarified that machines are not deactivated upon resale, but the new owner will need to set up their own online ...