The Arduino Keypad-LCD Controller is a project that utilizes an Arduino Uno R3, an LCD display, and a keypad to create an interactive user interface. This system allows users to input data via the ...

In the code written in Arduino IDE is demnostrated the work of a matrix keypad consisted of three rows and four columns. The three row pins and four column pins are attached to Arduino board. Assigned ...

[Hans Peter] wanted to move away from using full Arduino boards in his projects. One of the components he rarely used after the development stage is the USB hardware. Once the firmware is flashed to ...

Adding USB functionality to your Arduino projects used to be a pain, but thankfully, the V-USB project came along and gave your ATMEGA328 the ability to control the USB lines directly and mimic simple ...

To house small PCBs using USB as the external power and signal interconnect, Hammond Electronics has extended its 1551 miniature enclosure family with three new sizes, all 15.5mm high: “The sizes have ...

If you are searching for a fully featured USB programmable keypad for your PC you may be interested in the Adafruit MacroPad RP2040 starter kit which is now available to purchase direct from the ...

Abstract: In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present ...