We may receive a commission on purchases made from links. If you have an interest in electronics and have been hanging around DIY tech forums for a while now, chances are you already know what an ...

Blocking or non-blocking read; Supports any number of rows and columns; User defined key mapping; prevents reading the same event twice. A matrix keypad will have some pins or wires that you have to ...

This Arduino-based dual-mode scientific calculator is a versatile and efficient tool for both basic and advanced calculations. In normal mode, it functions as a standard calculator, performing ...

This proposed Arduino-based automatic bell device is an electronic system that rings bells at predefined times without manual intervention. It is built around an Arduino Uno, which is programmed to ...

So you finally decided to hop on the Arduino bandwagon and start making electronic projects as a fun hobby. As a beginner getting started with Arduino, your first instinct is typically to buy a ...

Today, We will review the Cytron Maker Uno RP2040 development board combining the Arduino UNO form factor with the Raspberry Pi RP2040 microcontroller that makes it programmable with the Arduino IDE ...

Retro technology is “in” these days. Vinyl records, print books, and even film photography have all made a comeback. And “renew, reuse, and recycle” is a trend that recognizes the value and aesthetic ...

The Advanced KeyPad Library is used to connect a 4x4 Kepad by using a PFC8574 I2C-Interface. The Programming Interface is based on the I2CKeyPad library by Rob Tillaart, but with a complete new ...

Tomisin is a staff writer at MUO with a penchant for breaking down complex topics into easily digestible bits. He joined the team in late 2022 as a contributor to the DIY section and specializes in ...

Cherie is a Creative Technologist who joined MUO in 2021. She's an avid maker and technical writer, with experience using Raspberry Pi, Arduino, Micro:bit, ATtiny, and ATMega devices as well as ...