http://hackadaycom.files.wordpress.c...sb-asp-nes.jpg
[Slack] modified his USBasp programmer to uses as an NES controller interface. The hardware can be had on eBay for under $10, and he was already using one as a dev board. After seeing this USB to NES dongle post it didn’t take long to make the programmer into a gaming tool.
http://hackaday.com/2012/08/31/hacka...ugust-31-2012/