User`s manual

Intellio CP-204J User’s Manual 1-1
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1 Introduction
Overview
Intellio - The Intelligent Multiport Serial I/O Solutions
The Intellio CP-204J is a 4 port high performance intelligent serial interface board
designed for 32-bit PCI bus with “
Plug and Play” feature. It is suitable for remote
access, industrial control and office automation, where PC needs to communicate
with multiple modems, data acquisition equipment, serial printers and any other
serial devices through RS-232 interface.
One
Intellio CP-204J board provides 4 serial ports. Up to 4 boards of Intellio CP-
204J may be installed in the same system.
PCI Solution and Easy Installation
The board complies with PCI Spec. 2.1 and has neither switch nor jumper.
Hardware configuration for IRQ and Memory addresses is automatically assigned by
PCI BIOS. Hence, it is a must to have the board plugged first before installing
software driver. For more PCI information, see appendix, “Technical Reference”.
High Data Throughput and Low Host Processor Overhead
The Intellio CP-204J is equipped with a high performance processor (TMS320) and
512KB on-board memory to relieve the host’s CPU workload of all data and I/O
handling tasks. The memory buffer holds transmitted and received data to prevent
data loss.