Appendix A: Xe–700 Sbc Technical Data - Octagon Systems XE–700 Reference Manual

Appendix A: XE–700 SBC technical data
Technical specifications
CPU
STPC Atlas, 66/133 MHz
PCI bus clock
33 MHz
ISA bus clock
8.33 MHz
BIOS
AT compatible with industrial extensions
SDRAM
64 MB SDRAM supplied
On-board flash
512 KB surface mount flash, contains system BIOS
Hard drive
EIDE hard drive support with on-card hard drive controller and BIOS. Accessed
via 44-pin connector. Supports up to three EIDE devices. CompactFlash appears as
the primary EIDE device.
Floppy drive
Supports one floppy drive
CompactFlash socket
Supports Type I and Type II CompactFlash devices
Parallel port
LPT1 is PC compatible with multifunctional capability
USB
2 ports USB 1.1 compatible
Serial I/O
One port dedicated 8-wire RS–232, one port dedicated 4-wire RS–232, two ports
configurable as RS–232, RS–422 or RS–485 interfaces
IEC1000, level 3, ESD protection specification
— Contact discharge ±6 kV
— Air–gap discharge ±8 kV
Backdrive protection
16C550 compatible
Up to 115.2K baud
16-byte FIFO buffers
Switch-selectable terminations for RS–422/485 on COM3/4
Digital I/O
24 I/O lines, sink/source 15mA per line
Keyboard and mouse ports
PS/2 compatible
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