This repository contains everything you need to turn an Arduino UNO R3 into a USB keyboard. It includes two examples, one for preprogrammed input and one which uses a 4x4 keypad to input HID codes, ...

Posted in Radio Hacks Tagged arduino, cq, keyer, morse code, servo, straight key ← Building A Rather Rudimentary Arduino Tank Bot Turning A Raspberry Pi Into An SNES → ...

As for hardware you only need the UNO, or a rough equivalent (which likely will not work, because this thing uses registers that might only work this way on atmega328, I'm pretty sure), , any speaker ...

We’ve featured loads of IR Arduino projects and they are all exciting and unique. The projects spring from a specific need or problem where a custom infrared remote control is the solution. [… ...