User`s manual

TECHNICAL SPECIFICATIONS
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Baud Rate
The PCFW-104 is fully 16C550A compliant and supports software selectable baud rates of
300, 1200, 2400, 4800, 9600, 19.2K, 38.4K, 56K and 115.2K.
Environmental
-40° to 85° C operating.
-50° to 90° C non-operating.
RH 5% to 95%, non-condensing.
Power Specification
5V +/– 5% at 50 mA max.
12V +/- 5% at 500 mA, Radio powered by PC/104 Bus.
6-30V at 500 mA, Radio powered from external source using J4
Size
3.6 in. x 3.8 in x 0.6 in. (91.4 mm X 96.5 mm x 15.2 mm)
Weight
4.4 oz, (124.7 gm)
INSTALLATION
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Before installing the PCFW-104 Radio Modem, refer to Figure 1 for the location of various con-
nectors and jumpers.
Interrupt Select Jumpers, JP1
JP1 is used to select the IRQ Level. IRQ’s 3, 4,5,7, 10, 11, 14 and 15 are supported.
Simply select the desired IRQ level by moving the jumper to the appropriate position.
From left to right:
IRQ 15,14,11, 10, 7, 5, 4, 3. Default configuration is IRQ4 which is standard for COM1 & COM3.
Warning
Improper IRQ configuration can result in your CPU locking up due to an IRQ conflict. Most
COM libraries allow for non-standard IRQ settings as will after market drivers. Windows 95,
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