Using the STK520 Top Module

STK520 User Guide

2-4

7510A–AVR–08/05

Section 2

Using the STK520 Top Module

2.1

Connecting the

STK520 to the

STK500 Starter

Kit

Connect the STK520 to the STK500 expansion header 0 and 1. It is important that the

top module is connected in the correct orientation as shown in Figure 2-1. The

EXPAND0 written on the STK520 top module should match the EXPAND0 written

beside the expansion header on the STK500 board.

Figure 2-1. Connecting STK520 to the STK500 Board

Note:

Connecting the STK520 with wrong orientation may damage the board.

2.1.1

Placing an

AT90PWM3 on the

STK520

The STK520 contains both a ZIF socket for a SO32 package. Care should be taken so

that the device is mounted with the correct orientation. Figure 2-2 shows the location of

pin1 for the ZIF socket.