The ATSTK520 board is a hardware expansion module for the ATSTK500 Starter Kit. It adds support for the 24-pin and 32-pin AT90PWM AVR family.

The STK520 includes connectors, jumpers, potentiometer and hardware including a DALI Interface allowing full support for all features on the AT90PWM family..

The AVR Studio online-help contains the most current information and a complete list of supported devices.