BC7595 -- 6 digits 7-segment LED display with 48-key key matrix driver BC7591 -- 32 digits 7-segment LED display with 96-key key matrix driver This library is available for all Arduino devices, and ...

Example can run MS-DOS 6.x + Windows 3.0 and can several DOS games such as Dangerous Dave (could hang after a while), Prince of Persia, Mario, Wolf3d etc ... and work with USB host shield (max3421e) ...