STK526 rev. B Hardware User Guide

1

7709B–AVR–07/08

Section 1

Introduction ........................................................................................... 1-2

1.1

Overview ...................................................................................................1-2

1.2

STK526 - AT90USB82/162 Starter Kit Features.......................................1-3

Section 2

Using the STK526................................................................................. 2-5

2.1

Overview ...................................................................................................2-5

2.2

Power Supply ............................................................................................2-6

2.3

RESET ....................................................................................................2-10

2.4

AT90USB82/162 AVR Microcontroller ....................................................2-11

2.5

Serial Links .............................................................................................2-11

2.6

On-board Resources...............................................................................2-15

2.7

STK500 Resources .................................................................................2-17

2.8

In-System Programming .........................................................................2-18

2.9

Debugging...............................................................................................2-22

2.10 Test Points ..............................................................................................2-23

2.11 Configuration Pads .................................................................................2-24

2.12 Solder Pads ............................................................................................2-25

Section 3

Troubleshooting Guide ....................................................................... 3-26

Section 4

Technical Specifications ..................................................................... 4-28

Section 5

Technical Support ............................................................................... 5-29

Section 6

Complete Schematics ......................................................................... 6-30

6.1

Document Revision History.....................................................................6-38

6.2

7709B......................................................................................................6-38