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VIPER Technical Manual Appendix B – Specification
© 2007 Eurotech Ltd Issue E 102
Appendix B – Specification
Microprocessor 400MHz (VIPER) or 200MHz (VIPER-Lite) PXA255
processor.
Memory 16MB, 64MB 3.3V un-buffered SDRAM.
16MB, 32MB Intel StrataFLASH.
1MB Bootloader ROM.
256k SRAM (battery backed).
Graphics controller PXA255 Flat panel controller offering resolutions:
• 320 x 240, 8/16 bpp.
• 640 x 480, 8/16 bpp.
• 800 x 600, 8 bpp (not recommended by Eurotech Ltd).
Peripherals Serial: RS232 on COM1, COM2, COM3, & COM4
RS422/485 on COM5.
CompactFLASH: One Type I/II CompactFLASH socket.
Audio: 16-bit AC’97-compliant CODEC, stereo.
20Hz to 20kHz In / Out frequency response
USB Host: Dual channel v1.1 host support
USB Client One channel v1.1 client support
Network: One 10/100BaseTX NIC port
TPM (Optional): TCG/TCPA V1.1b Compatibility
1024-bit RSA signature in 100 ms.
Temperature Operating: -20
o
C (-4
o
F) to +70
o
C (+158
o
F) (commercial).
-40
o
C (-40
o
F) to +85
o
C (+185
o
F) (industrial).
Humidity 10% to 90% RH (non-condensing).
Real time clock Accuracy +/- 1 minute/month.
Software RedBoot Bootloader for embedded Linux or VxWorks.
Eboot Bootloader for Windows CE.
Power requirement 5V +/- 5%.
2W typical consumption (no LCD, CF or USB devices fitted).
49mA (245mW) in sleep mode.
Battery input 1.5v to 3.3v, typical discharge 2μA.
Dimensions PC/104 compatible format: 3.775” x 3.550”, 96mm x 91mm.
Weight 99 grams.
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