This project details the build of a stand alone MIDI interface for the SFX Sound Expander cartridge originally for the Commodore 64 range of computers. I like this cartridge, I like the cheesy sounds, ...
The SparkFun I2C Expander Library makes working with 4-bit and 8-bit I2C digital I/O expanders very easy. These expanders can read or write four or eight separate I/O. This library supports using ...