VIPER Technical Manual Introduction
© 2007 Eurotech Ltd Issue E 8
Network support
• SMSC LAN91C111 10/100BaseTX Ethernet controller.
• One 10/100BaseTX NIC port.
Trusted Platform Module (TPM) [optional]
• Atmel AT97SC3201 TPM security, with full TCG/TCPA V1.1b compatibility.
• Includes crypto accelerator capable of computing a 1024-bit RSA
signature in 100ms.
Real time clock (RTC)
• Battery backed RTC.
• ± 1minute/month accuracy, at 25°C.
Watchdog
• Adjustable timeout of 271ns to 19 minutes 25 seconds.
General purpose I/O (GPIO)
• 8 x 3.3V tolerant inputs (5V tolerant).
• 8 x 3.3V outputs.
User configuration
• 1 user-configurable jumper.
Expansion
• PC/104 expansion bus - 8/16-bit ISA bus compatible interface.
JTAG port
• Download data to FLASH memory.
• Debug and connection to In-Circuit Emulator (ICE).
Power
• Typically 2W from a single 5V supply.
• Power management features allowing current requirements to be as low
as 49mA (245mW).
Battery backup
• Onboard battery holder containing a lithium-ion non-rechargeable
CR2032, 3V, 220mAh battery.
Size
• PC/104 compatible footprint 3.8” x 3.6” (96mm x 91mm).
Environmental
• Operating temperature range:
- Commercial: -20
o
C (-4
o
F) to +70
o
C (+158
o
F)
- Industrial: -40
o
C (-40
o
F) to +85
o
C (+185
o
F)
• RoHS directive (2002/95/EC) compliant
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