VIPER Contents
Contents
Introduction ........................................................................................................................................4
VIPER ‘at a glance’ ................................................................................................................5
VIPER features ......................................................................................................................6
VIPER support products ........................................................................................................8
Handling your board safely ....................................................................................................9
Conventions .........................................................................................................................10
Getting started .................................................................................................................................11
Using the VIPER ..................................................................................................................11
Detailed Hardware Description ........................................................................................................13
VIPER block diagram...........................................................................................................13
VIPER address map ............................................................................................................14
Translations made by the MMU ...........................................................................................15
PXA255 processor ...............................................................................................................16
PXA255 GPIO pin assignments...........................................................................................17
Real Time Clock...................................................................................................................21
Watchdog timer....................................................................................................................22
Memory ................................................................................................................................23
Interrupt assignments ..........................................................................................................25
Flat panel display support ....................................................................................................29
Audio....................................................................................................................................38
General purpose I/O ............................................................................................................39
USB interface.......................................................................................................................42
10/100BaseTX Ethernet.......................................................................................................43
Serial COMs ports................................................................................................................45
PC/104 interface ..................................................................................................................48
JTAG and debug access......................................................................................................49
Power and power management .......................................................................................................51
Power supplies.....................................................................................................................51
Power management.............................................................................................................52
Connectors, LEDs and jumpers .......................................................................................................59
Connectors...........................................................................................................................60
Status LED’s ........................................................................................................................69
Jumpers ...............................................................................................................................70
Appendix A – Contacting Arcom.......................................................................................................72
Appendix B – Specification ..............................................................................................................73
Appendix C - Mechanical diagram ...................................................................................................74
Appendix D - Reference information................................................................................................75
Appendix E - Acronyms and Abbreviations ......................................................................................77
Index ................................................................................................................................................78