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Chapter 1 Hardware Configuration
5
• Enhanced parallel port: Configurable to LPT1, LPT2, LPT3 or
disabled. Standard DB-25 female connector provided. Supports
EPP/ECP/SPP
• Serial ports: Two RS-232 ports with 16C550 UARTs (or
compatible) with 16-byte FIFO buffer. Supports speeds up to 115.2
Kbps. Ports can be individually configured to COM1, COM2 or
disabled
• Keyboard and PS/2 mouse connector: A 6-pin mini DIN
connector is located on the mounting bracket for easy connection to
a keyboard or PS/2 mouse. An on-board keyboard pin header
connector is also available
Industrial features
• Watchdog timer: Can generate a system reset or IRQ11. The
watchdog timer is programmable, with each unit equal to one second
(63 levels). The program uses I/O ports hex 043h and 443h to
control the watchdog timer
Mechanical and environmental specifications
• Operating temperature: 0 ~ 60° C (32 ~ 140° F)
• Power supply voltage: +5 V, ±12 V
• Power consumption: +5 V @ 6.0 A (for Pentium
®
II 233 MHz)
+5 V @ 7.5 A (for Pentium
®
II 300 MHz)
+5 V @ 4.5 A (for Pentium
®
II 333 MHz)
• Board size: 338 x 122 mm (13.3" x 4.8")
• Board weight: 0.5 kg (1.2 lb)