Table of Contents
TABLE OF CONTENTS....................................................................1
STK505 USER GUIDE .........................................................................................2
Introduction.............................................................................................. 2
Features.........................................................................................................................2
Getting Started.................................................................................. 3
Hardware Overview.........................................................................................3
ZIF socket...................................................................................................................................3
DIP socket..................................................................................................................................3
Low voltage programming connectors................................................................3
High voltage programming connectors...............................................................3
Port configuration switches ..........................................................................................3
Crystal sockets.......................................................................................................................3
Mounting the STK505....................................................................................4
Clock Sources and Reset.............................................. 5
The Clock Switch................................................................................................5
The Reset/PORTB Switch ............................................................................................. 5
Programming the AVR........................................................ 6
Introduction.................................................................................................................6
In-System programming.............................................................................6
High Voltage Programming....................................................................7
High Voltage Programming the ATtiny24 .........................................................7
High Voltage Programming the ATtiny26..................................................................................8
Troubleshooting Guide..................................................... 10
Programming problems.............................................................................10
General problems ........................................................................................................ 11
1