Rabbit Semiconductor/Digi International - Rabbit Semiconductor, a Digi International® company, is a global provider of high-performance 8-bit microprocessors and development tools for embedded control, communications, and Ethernet connectivity. Rabbit Semiconductor introduced the popular Rabbit® 2000 microprocessor in 1999, the Rabbit 3000 in 2002 and the Rabbit 4000 in 2006. The industry award-winning RabbitCore™ line of microprocessor core modules was introduced in 2001. Rabbit Semiconductor offers customers a complete embedded design system, including low-cost development kits and comprehensive technical support for both hardware and software issues. Rabbit Semiconductor is a member of the Fabless Semiconductor Association and is located in Davis, California, 70 miles east of San Francisco.