Content for Keypad

Keypad

A keypad is a set of buttons arranged in a block or "pad" which bear digits, symbols or alphabetical letters. Pads mostly containing numbers are called a numeric keypad. Numeric keypads are found on alphanumeric keyboards and on other devices which require mainly numeric input such as calculators, push-button telephones, vending machines, ATMs, Point of Sale devices, combination locks, and digital door locks. Many devices follow the E.161 standard for their arrangement.

Cipherbox V2.0

“A while ago, I made the first version of the Cipherbox. In my opinion, it was already resembling a fortress, but it was in no way flawless. It had two serious vulnerabilities: 1) Absence of the integrity verification feature; 2 …

Badger 2040 Keypad

“The Badger 2040 keypad is an inexpensive programmable USB macro keypad with keymap display. The firmware is based on CircuitPython and can be easily extended by yourself. If you just want to customize key bindings, you don’t even need …

Seeed Studio XIAO RP2040 18 Key Numpad

“A minimalist 18 key numpad using the Seeed Studio XIAO RP2040, a single analogue pin, and room for expansion! Story If you’re anything like me, you have a relatively modern and compact laptop as your main computing device - but …

Vending Machine with RFID

“A simple code and design to build a vending machine with cardboard or a 3D printer! I’ve seen so many YouTube videos and pictures of people making things like this however they never gave the code; so, I decided …

Cornstarch Pottery Machine

“Cornstarch mini pottery machine, and built with an old printer and cd-player My idea was born from the experience of seeing and buying samples of miniature pottery made of clay. Some time later, I had the concern to learn to …

MacroPad - Macro Keyboard

“The MacroPad is a Raspberry Pi PICO based Micropython macro keyboard. I features a SD card that can hold multiple macro sets for each program you load on the card. Each TXT file can map a caption, color, and series …

Infrared remote control clone utility

“IR Clone is an open-source infrared remote control signal analysis and generating tool. IR Clone is an open-source IR remote control analyzer tool. This utility can analyze any IR remote control that modulates the IR signal with a 38kHz carrier …

Password Vault V3.0

“Let me begin this tutorial by reminding you that storing your passwords in an unencrypted form is the same as keeping the key from your house under the mat. Your house might have the best lock in the world, but …

Arduino Race Timer, Lap Counter, and Controller

“Race controller for slot car or drone racing with dedicated racer gates. Cheap, portable, accurate, and easy to build. This is an Arduino based project that implements an inexpensive, reliable, race game controller that can be used for timed racing …

Keypad Password Decoding Machine

“Arduino machine that figure out keypad password. Supplies - 11 pcs 9g servo motor - Arduino mega mini - Arduino nano - Keypad - Oled display - Led - Photoresistor - Pcb - Pin headers - 6mm rod and m6 nuts - 3d printed parts”