Atmel SpaceWire Router SpW-10X - Manual (Page 4)

Ref.: UoD_SpW-10X_
UserManual
Issue: 3.4
SpW-10X
SpaceWire Router
User Manual Date: 11 th
July 2008
Preliminary
4
CONTENTS
CONTENTS ..............................................................................................................................................4
I LIST OF FIGURES .......................................................................................................................... 10
II LIST OF TABLES ........................................................................................................................... 12
1. INTRODUCTION............................................................................................................................ 14
1.1 TERMS, ACRONYMS AND ABBREVIATIONS ........................................................................... 14
1.2 DOCUMENTS .............................................................................................................................. 15
2. USER APPLICATIONS ................................................................................................................. 16
2.1 STAND-ALONE ROUTER ........................................................................................................... 16
2.2 NODE INTERFACE ..................................................................................................................... 17
2.3 EMBEDDED ROUTER................................................................................................................. 17
2.4 EXPANDING THE NUMBER OF ROUTER PORTS ................................................................... 18
3. FUNCTIONAL OVERVIEW ........................................................................................................... 21
3.1 SPACEWIRE PORTS .................................................................................................................. 22
3.2 EXTERNAL PORTS..................................................................................................................... 22
3.3 CONFIGURATION PORT ............................................................................................................ 23
3.4 ROUTING TABLE ........................................................................................................................ 23
3.5 ROUTING CONTROL LOGIC AND CROSSBAR........................................................................ 23
3.6 TIME-CODE PROCESSING ........................................................................................................ 24
3.7 CONTROL/STATUS REGISTERS .............................................................................................. 24
4. PIN LOCATIONS ........................................................................................................................... 25
5. DEVICE INTERFACE .................................................................................................................... 31
5.1 GLOBAL SIGNALS ...................................................................................................................... 31
5.2 SPACEWIRE SIGNALS ............................................................................................................... 32
5.2.1 SpW-10X SpaceWire Signals ................................................................................................... 32
5.2.2 SpaceWire Input Fail Safe Resistors ........................................................................................ 35
5.2.3 Operation with 5V Powered LVDS Devices .............................................................................. 37