The ATir interface was designed to emulate the function of a PC AT keyboard and be controlled by an ATtiny45 microcontroller based IR remote control. The ATir interface was designed to emulate the ...

The SInclair ZX 8-bit computers of the early 1980s were masterpieces of economy, getting the most out of minimal hardware. The cassette tape interface was a one-bit port, the video was (on the first ...

K Multimedia has added another device to its audio interface line, introducing the iRig Keys I/O as pair of MFi-certified MIDI controllers that can be used to create music on an iPhone or iPad, using ...

You can use a microcontroller that includes an ADC to design a two-wire-plus-ground keyboard interface. For example, you can use a resistive voltage divider to identify a pressed key (Reference 1). A ...