Using the STK520 Top Module
STK520 User Guide
2-6
7510A–AVR–08/05
Caution: Do not mount an AT90PWM2 on the STK520 at the same time as an AVR is
mounted on the STK500 board or at the same time as an AT90PWM3 is mounted on the
STK520 board. None of the devices might work as intended.