CraftyMech BitKit 2 I/O Adapter Trackball Spinner FPGA

The CraftyMech BitKit 2 I/O Adapter is an essential expansion board for FPGA game enthusiasts and MAME builders looking to add authentic trackball and spinner controls to their BitKit2 FPGA game board. This specialized adapter enables full compatibility with classic arcade games like Wacko, Kick-man, Tron, and Teeter Torture.

Technical Specifications

• Supports +5V trackball and spinner controls with quadrature data signals
• One 6-pin .100" trackball connector
• One 4-pin .100" spinner connector
• Compatible with 2 data wire per axis controls
• Supports "open collector" type spinners (no signal pull-ups required)
• Requires proper grounding for controls

Compatibility & Applications

Perfect for MAME cabinet builders and arcade restoration projects featuring BitKit2 FPGA boards. Essential for playing trackball and spinner-based arcade classics with authentic control feel. Note that USB trackball/spinners are not supported - only analog controls with quadrature output.

Why Choose This Adapter

Engineered specifically for the BitKit2 system, this I/O adapter delivers the precise control interface needed for classic arcade games that rely on trackball and spinner inputs. The robust .100" connectors ensure reliable connections, while the quadrature signal support maintains authentic arcade gameplay response.