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Overview
The Dual SIO provides the PC with two asynchronous serial ports which
can interface to RS-422 or RS-485 devices.
What's Included
The Dual SIO is shipped with the following items. If any of these items
are missing or damaged, contact the supplier.
•
Dual SIO Serial I/O Adapter
•
Serial Utility Software
•
User Manual
Factory Default Settings
The Dual SIO factory default settings are as follows:
Port #
Base Address
Port 1
3F8
Port 2
2F8
To install the Dual SIO using factory default settings, refer to the section
on Installation in this manual.
For your reference, record installed Dual SIO settings below:
Port #
Base Address
Sealevel Systems Dual SIO
Introduction
IRQ
Electrical Specification
4
3
IRQ
Electrical Specification
Introduction
RS-422
RS-422
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