PC-HELPER
RS-422A/485 1ch Serial I/O with Isolation
for Low Profile PCI
COM-1PD(LPCI)H
RS-422A/485 2ch Serial I/O with Isolation
for Low Profile PCI
COM-2PD(LPCI)H
User’s Guide
CONTEC CO.,LTD.
COM-1PD(LPCI)H, COM-2PD(LPCI)H
i
Check Your Package
Thank you for purchasing the CONTEC product.
The product consists of the items listed below.
Check, with the following list, that your package is complete. If you discover damaged or missing
items, contact your retailer.
Product Configuration List
- Board(One of the following)
[COM-1PD(LPCI)H, COM-2PD(LPCI)H]
- First step guide … 1
- COM Setup Disk *1 (CD-ROM) …1
- Bracket for PCI …1
- Warranty Certificate…1
- Serial number label…1
*1 The CD-ROM contains the driver software and User’s Guide (this guide)
CD
Bracket for PCI
First step guide
Board
Warranty Certificate
XXX XXXXXXX XXX
XXX XXXXXXX XXX
Serial number label
Warra nty
Certificate
ii
COM-1PD(LPCI)H, COM-2PD(LPCI)H
Copyright
Copyright 2013 CONTEC CO., LTD. ALL RIGHTS RESERVED
No part of this document may be copied or reproduced in any form by any means without prior written
consent of CONTEC CO., LTD.
CONTEC CO., LTD. makes no commitment to update or keep current the information contained in this
document. The information in this document is subject to change without notice.
All relevant issues have been considered in the preparation of this document. Should you notice an
omission or any questionable item in this document, please feel free to notify CONTEC CO., LTD.
Regardless of the foregoing statement, CONTEC assumes no responsibility for any errors that may
appear in this document or for results obtained by the user as a result of using this product.
Trademarks
MS, Microsoft, Windows, Windows NT are trademarks of Microsoft Corporation. Other brand and
product names are trademarks of their respective holder.
COM-1PD(LPCI)H, COM-2PD(LPCI)H
iii
Table of Contents
Check Your Package................................................................................................................................i
Copyright.................................................................................................................................................ii
Trademarks..............................................................................................................................................ii
Table of Contents ...................................................................................................................................iii
1. BEFORE USING THE PRODUCT 1
About the Product ...................................................................................................................................1
Features ............................................................................................................................................1
Support Software..............................................................................................................................3
Cable & Connector (Option) ........................................................................................................4
Customer Support....................................................................................................................................5
Web Site ...........................................................................................................................................5
Limited Three-Years Warranty...............................................................................................................5
How to Obtain Service............................................................................................................................5
Liability ...................................................................................................................................................5
Safety Precautions...................................................................................................................................6
Safety Information ...........................................................................................................................6
Handling Precautions.......................................................................................................................7
Environment.....................................................................................................................................8
Inspection .........................................................................................................................................8
Storage..............................................................................................................................................8
Disposal............................................................................................................................................8
2. SETUP 9
What is Setup?.........................................................................................................................................9
Using the Board under Windows Using the Standard COM Driver Software COM Setup Disk.9
Using the Board under Windows Using the Driver Library API-PAC(W32)...............................9
Using the Board under Linux Using the Standard COM Driver Software COM Setup Disk.....10
Operating Systems Other than Windows or Linux.......................................................................10
Step 1 Setting the Hardware .................................................................................................................11
Replacing the Bracket....................................................................................................................11
Parts of the Board and Factory Defaults .......................................................................................12
Setting the Board ID ......................................................................................................................13
Setting Transmission Mode...........................................................................................................14
Setting of Terminator.....................................................................................................................15
Plugging the Board ........................................................................................................................18
Step 2 Installing the Hardware .............................................................................................................19
Turning on the PC..........................................................................................................................19
Windows 7......................................................................................................................................20
Windows Server 2008, Windows Vista ........................................................................................22
iv
COM-1PD(LPCI)H, COM-2PD(LPCI)H
Windows Server 2003, Windows XP, Windows 2000.................................................................23
The check method of the completion of hardware installation.....................................................24
Step 3 Initializing the Software.............................................................................................................25
For use under Windows 7, Server 2008, Vista, XP, Server 2003, 2000 ......................................25
For use under Windows NT, Me, 98 or 95....................................................................................27
Step 4 Checking Operations with the Diagnosis Program...................................................................28
What is the Diagnosis Program?....................................................................................................28
Check Method.................................................................................................................................28
Using the Diagnosis Program ........................................................................................................29
Setup Troubleshooting ..........................................................................................................................31
Symptoms and Actions...................................................................................................................31
If your problem cannot be resolved...............................................................................................31
3. EXTERNAL CONNECTION 33
In the case of COM-1PD(LPCI)H ........................................................................................................33
Connecting it directly from the on-board connector.....................................................................33
In the case of COM-2PD(LPCI)H ........................................................................................................34
Using the 9-pin D-SUB Connector Conversion Cables................................................................34
Connecting it directly from the on-board connector.....................................................................35
Types of Cable and Example Connections...........................................................................................36
4. FUNCTIONS 37
Communication Function......................................................................................................................37
Serial Data Transmission ...............................................................................................................37
RS-422A/485 Control Lines ..........................................................................................................37
Send and Receive Data Buffers .....................................................................................................37
Setting the Baud Rate.....................................................................................................................38
Automatic RTS Control Functions ................................................................................................40
Other Functions .....................................................................................................................................40
Channel Isolation/Bus Isolation.....................................................................................................40
Surge Protection .............................................................................................................................40
5. ABOUT SOFTWARE 41
About Sample programs........................................................................................................................41
Uninstalling the driver software............................................................................................................43
Windows XP, Server 2003, 2000...................................................................................................43
Windows 7, Server 2008, Vista .....................................................................................................43
Windows Me, 98 ............................................................................................................................43
Windows NT...................................................................................................................................44
CD-ROM Directory Structure...............................................................................................................45
COM-1PD(LPCI)H, COM-2PD(LPCI)H
v
6. ABOUT HARDWARE 47
For detailed technical information........................................................................................................47
Hardware specification .........................................................................................................................47
vi
COM-1PD(LPCI)H, COM-2PD(LPCI)H
1. Before Using the Product
COM-1PD(LPCI)H, COM-2PD(LPCI)H
1
1.
Before Using the Product
This chapter provides information you should know before using the product.
About the Product
This product is a low profile sized PCI bus-supported board designed for extending RS-422A/485
compatible serial communication functionality on your PC.
The < COM-1PD(LPCI)H > has one RS-422A/485 communication ports.
The < COM-2PD(LPCI)H > has two RS-422A/485 communication ports.
Higher noise-resistant models with isolation between a PC and bus line as well as a surge protection
circuit for communication ports. With a 128byte built-in FIFO buffer for transmission and reception of
each channel, the product supports a baud rate of up to 921,600bps.
It also comes with a Windows/Linux driver, which allows boards to be used as OS-standard COM ports.
This product supports CONTEC-defined driver library “API-PAC(W32)” that provide local routines.
Features
- Max. 921,600bps RS-422A/485 Serial Communication
COM-1PD(LPCI)H has one RS-422A/485-standard serial ports.
COM-2PD(LPCI)H has two RS-422A/485-standard serial ports.
Baud rates from 2 to 921,600bps can be set. When using the bundled “Standard COM Driver
Software” and “Driver library API-PAC(W32)”, baud rates from 15 to 921,600bps can be set.
- Possibly used as Windows, Linux-standard COM ports, using the bundled driver library
Comes with a driver software that allows the products to be used under Windows / Linux in the same
way as COM ports on the PC. Under Windows, the product supports the OS-standard Win32 API
communication function as well as Visual Basic MSComm. Under Linux, OS-standard tty driver’s
standard-function can be used. In addition, supplies a diagnostic program to confirm hardware
operation and to perform a communication test with equipment.
- Isolation between channels and between PCs, surge protection for all signal lines
The channels are electrically isolated from each other and from the PC.
As isolation is provided between channels as well as isolation of the bus, this prevents electrical noise
between channels as well as between the PC and external circuits. As surge protection is provided on
all signal lines, you can safely use the boards in environments where you are concerned about surges
causing incorrect operation or damage to the PC.
- Max. 16 boards can be installed as configured in the range COM1 - COM256.
Up to 16 boards can be mounted on a single PC.
COM1 - COM256 can be set using the device manager.
1. Before Using the Product
2
COM-1PD(LPCI)H, COM-2PD(LPCI)H
- Each channel is equipped with separate 128-byte FIFO buffers for transmit and receive.
Employed a buffer memory 128-byte dedicated to transmission and 128-byte for each channel.
These are FIFO format, useful for high speed communications and to reduce the load to the CPU when
transmitting/receiving. As the device manager can be used to enable/disable the use of FIFO and set
the FIFO trigger size, you can build an optimum system according to your use.
- Support for Low Profile size slot / standard size slot
Bundled with each bracket for Low Profile size slot / standard size slot. Exchanges it for the standard
size bracket when mounting on the standard size slot.
- To suit your application, cables and connectors are available as optional
COM-1PD(LPCI)H : 9-pin D-SUB connectors (male or female type) for your own cables are available
as optional.
COM-2PD(LPCI)H : Distribution cable for 2channels and 44-pin D-SUB connectors (male type) for
your own cables are available as optional.
- The control line for RS-422A/485 can be controlled and monitored by software.
The control lines for RTS+, RTS-, CTS+ and CTS- can be controlled and monitored using software.
- Driver library API-PAC(W32) is supported.
API-PAC(W32) is library software based on Win32 API routines (DLL), which provides local routines
specific to CONTEC. You can create high-speed application software taking advantage of the
CONTEC hardware using various programming languages that support Win32 API functions, such as
Visual Basic and Visual C++.
1. Before Using the Product
COM-1PD(LPCI)H, COM-2PD(LPCI)H
3
Support Software
You should use CONTEC support software according to your purpose and development environment.
Standard COM Driver Software
COM Setup Disk
(Bundled)
The purpose of this software is to allow the CONTEC serial communication boards to be used under Windows or
Linux in the same way as the standard COM ports on the PC. By installing additional boards, you can use COM
ports in the range COM1 - COM256.
The boards can be used for all types of serial communications such as for remote access service (RAS) and
uninterruptible power supply (UPS) applications.
Under Windows, the serial ports can be accessed using the standard Win32 API communication routines (CreateFile( ),
WriteFile( ), ReadFile( ), and SetCommState( ), etc.) The serial ports are also compatible with the Visual Basic
communication control (MSComm). Supports the communication class of .NET Framework 2.0 (SerialPort class).
Under Linux, the serial ports are compatible with the operating system's standard tty driver. The standard routines
including open( ), close( ), read( ), write( ) are supported.
< Operating environment >
OS
Windows 7, Vista, XP, NT, Me, 98, Linux etc..
You can download the updated version from the CONTEC’s Web site (http://www.contec.com/comdrv/). For more
details on the supported OS, applicable language and new information, please visit the CONTEC’s Web site.
CAUTION
The maximum number of COM ports able to be used depends on the configuration of your OS.
Driver library
API-PAC(W32)
(Available for downloading (free of charge) from the CONTEC web
site.)
API-PAC(W32) is the library software that provides the commands for CONTEC hardware products in
the form of Windows standard Win32 API functions (DLL). It makes it easy to create high-speed
application software taking advantage of the CONTEC hardware using various programming languages
that support Win32 API functions, such as Visual Basic and Visual C/C++.
It can also be used by the installed diagnosis program to check hardware operations.
CONTEC provides download services (at http://www.contec.com/apipac/) to supply the updated drivers
and differential files.
For details, visit the CONTEC’s Web site.
< Operating environment >
OS Windows Vista, XP, Server 2003 etc..
Adaptation language Visual C/C++, Visual Basic, Delphi, Builder, etc..
Others Each piece of library software requires 50 megabytes of free hard disk space.
CAUTION
This library provides local routines that are specific to CONTEC (SioOpen( ), SioWrite( ), SioRead( ), SioStatus( ),
etc.). These are not compatible with the standard Win32 API communication routines (CreateFile( ) and
WriteFile( ), etc.).
1. Before Using the Product
4
COM-1PD(LPCI)H, COM-2PD(LPCI)H
Cable & Connector (Option)
Connection Conversion Cable for Serial I/O (44M
→
9M x 2, 250mm) : PCE44/9P2S
D-SUB9P Male Connector Set (5 Pieces) : CN5-D9M
D-SUB9P Female Connector Set (5 Pieces) : CN5-D9F
D-SUB44P Male Connector Set (5 Pieces) : CN5-D44M
* Check the CONTEC’s Web site for more information on these options.
1. Before Using the Product
COM-1PD(LPCI)H, COM-2PD(LPCI)H
5
Customer Support
CONTEC provides the following support services for you to use CONTEC products more efficiently
and comfortably.
Web Site
Japanese http://www.contec.co.jp/
English http://www.contec.com/
Chinese http://www.contec.com.cn/
Latest product information
CONTEC provides up-to-date information on products.
CONTEC also provides product manuals and various technical documents in the PDF.
Free download
You can download updated driver software and differential files as well as sample programs available in
several languages.
Note! For product information
Contact your retailer if you have any technical question about a CONTEC product or need its price,
delivery time, or estimate information.
Limited Three-Years Warranty
CONTEC Interface boards are warranted by CONTEC CO., LTD. to be free from defects in material
and workmanship for up to three years from the date of purchase by the original purchaser.
Repair will be free of charge only when this device is returned freight prepaid with a copy of the
original invoice and a Return Merchandise Authorization to the distributor or the CONTEC group office,
from which it was purchased.
This warranty is not applicable for scratches or normal wear, but only for the electronic circuitry and
original boards. The warranty is not applicable if the device has been tampered with or damaged
through abuse, mistreatment, neglect, or unreasonable use, or if the original invoice is not included, in
which case repairs will be considered beyond the warranty policy.
How to Obtain Service
For replacement or repair, return the device freight prepaid, with a copy of the original invoice. Please
obtain a Return Merchandise Authorization number (RMA) from the CONTEC group office where you
purchased before returning any product.
* No product will be accepted by CONTEC group without the RMA number.
Liability
The obligation of the warrantor is solely to repair or replace the product. In no event will the
warrantor be liable for any incidental or consequential damages due to such defect or consequences that
arise from inexperienced usage, misuse, or malfunction of this device.
1. Before Using the Product
6
COM-1PD(LPCI)H, COM-2PD(LPCI)H
Safety Precautions
Understand the following definitions and precautions to use the product safely.
Safety Information
This document provides safety information using the following symbols to prevent accidents resulting
in injury or death and the destruction of equipment and resources. Understand the meanings of these
labels to operate the equipment safely.
DANGER
DANGER indicates an imminently hazardous situation which, if not avoided, will
result in death or serious injury.
WARNING
WARNING indicates a potentially hazardous situation which, if not avoided, could
result in death or serious injury.
CAUTION
CAUTION indicates a potentially hazardous situation which, if not avoided, may
result in minor or moderate injury or in property damage.
1. Before Using the Product
COM-1PD(LPCI)H, COM-2PD(LPCI)H
7
Handling Precautions
DANGER
Do not use the product where it is exposed to flammable or corrosive gas. Doing so may result in
an explosion, fire, electric shock, or failure.
CAUTION
- There are switches or jumper on the board that need to be set in advance. Be sure to check these
before installing the board.
- Only set the switches and jumpers on the board to the specified settings.
Otherwise, the board may malfunction, overheat, or cause a failure.
- Do not strike or bend the board. Doing so could damage the board.
Otherwise, the board may malfunction, overheat, cause a failure or breakage.
- Do not touch the board's metal plated terminals (edge connector) with your hands.
Otherwise, the board may malfunction, overheat, or cause a failure.
If the terminals are touched by someone's hands, clean the terminals with industrial alcohol.
- Do not install or remove the board to or from the slot while the computer's power is turned on.
Otherwise, the board may malfunction, overheat, or cause a failure.
Be sure that the personal computer or the I/O expansion unit power is turned off.
- Make sure that your PC or expansion unit can supply ample power to all the boards installed.
Insufficiently energized boards could malfunction, overheat, or cause a failure.
- The specifications of this product are subject to change without notice for enhancement and quality
improvement.
Even when using the product continuously, be sure to read the manual and understand the contents.
- Do not modify the product. CONTEC will bear no responsibility for any problems, etc., resulting
from modifying this product.
- Regardless of the foregoing statements, CONTEC is not liable for any damages whatsoever
(including damages for loss of business profits) arising out of the use or inability to use this
CONTEC product or the information contained herein.
1. Before Using the Product
8
COM-1PD(LPCI)H, COM-2PD(LPCI)H
Environment
Use this product in the following environment. If used in an unauthorized environment, the board may
overheat, malfunction, or cause a failure.
Operating temperature
0 - 50°C
Operating humidity
10 - 90%RH (No condensation)
Corrosive gases
None
Floating dust particles
Not to be excessive
Inspection
Inspect the product periodically as follows to use it safely.
- Check that the board has
no dust or foreign matter adhering.
- The gold-plated leads of the bus connector
have no stain or corrosion.
- Check that the bus connector
of the board and its cable have
been plugged correctly.
Storage
When storing this product, keep it in its original packing form.
(1) Put the board in the storage bag.
(2) Wrap it in the packing material, then put it in the box.
(3) Store the package at room temperature at a place free from direct sunlight, moisture, shock,
vibration, magnetism, and static electricity
Disposal
When disposing of the product, follow the disposal procedures stipulated under the relevant laws and
municipal ordinances.
2. Setup
COM-1PD(LPCI)H, COM-2PD(LPCI)H
9
2.
Setup
This chapter explains how to set up the board.
What is Setup?
Setup means a series of steps to take before the product can be used.
Different steps are required for software and hardware.
The setup procedure varies with the OS and applications used.
Using the Board under Windows
Using the Standard COM Driver Software COM Setup Disk
This section describes the setup procedure to be performed before you can start developing application
programs for the board using the bundled CD-ROM “Standard COM Driver Software -
COM Setup Disk”.
Taking the following steps sets up the software and hardware. You can use the diagnosis program later
to check whether the software and hardware function normally.
Step 1 Setting the Hardware
Step 2 Installing the Hardware
Step 3 Initializing the Software
On the CD-ROM, refer to the \PCI\Readmee.txt file and the installation instructions files for each OS
located in the \PCI\InstDoc.
If Setup fails to be performed normally, see the “Setup Troubleshooting” section at the end of this
chapter.
Using the Board under Windows
Using the Driver Library API-PAC(W32)
Refer to the API-PAC(W32) "Hardware Installation Procedure (HWINST.CHM)" help file for the
procedure to follow when using API-SIO in the "Driver Library API-PAC(W32)".
If using API-SIO from API-PAC(W32), install from API-PAC(W32) instead of from the supplied
CD-ROM.
See also the following parts of this manual as required.
This chapter Step 1 Setting the Hardware
2. Setup
10
COM-1PD(LPCI)H, COM-2PD(LPCI)H
Using the Board under Linux
Using the Standard COM Driver Software COM Setup Disk
You can perform application program development using the "Standard COM Driver Software -
COM Setup Disk" in the supplied CD-ROM. The procedure for using the software is described in the
\Linux\Readmee.htm file.
See also the following parts of this manual as required.
This chapter Step 1 Setting the Hardware
Operating Systems Other than Windows or Linux
Refer to the following if using on an OS other than Windows or Linux.
This chapter Step 1 Setting the Hardware
Chapter 4 Functions
Chapter 6 About Hardware
2. Setup
COM-1PD(LPCI)H, COM-2PD(LPCI)H
11
Step 1 Setting the Hardware
This section describes how to set the board and plug it on your PC.
The board has some switches and jumper to be preset.
Check the on-board switches and jumpers before plugging the board into an expansion slot.
The board can be set up even with the factory defaults untouched. You can change board settings later.
Replacing the Bracket
The board is shipped with the bracket for Low Profile PCI. If you wish to mount the board in a PCI
slot, replace this with the PCI bracket. The diagram below shows how to replace the bracket.
Screw
Bracket for the PCI
Use a flathead screwdriver or hexagonal
spanner to undo and tighten the screws.
Remove the screws and replace the low-profile
PCI bracket with the standard PCI bracket.
Bracket for the Low Profile PCI
Figure 2.1. Replacing the Bracket
2. Setup
12
COM-1PD(LPCI)H, COM-2PD(LPCI)H
Parts of the Board and Factory Defaults
Figure 2.2. - Figure 2.3 shows the names of major parts on the board.
Note that the switch setting shown below is the factory default.
COM-1PD(LPCI)H
COM-1PD(LPCI)H
SW1
BOARD ID
SW1
BOARD ID
(SW1)
0
1
2
3
4
5
6
7
9
A
B
C
D
E
F
8
- Interface connector
(CN1)
(SW2)
1
2
3
4
5
6
7
8
9
0
O
N
SW2
MODE TERM
- Data transfer mode, terminator setting SW
- Board ID setting SW
Figure 2.2. Component Locations < COM-1PD(LPCI)H >
COM-2PD(LPCI)H
(SW2, SW3)
1
2
3
4
5
6
7
8
9
0
O
N
SW3
MODE TERM
1
2
3
4
5
6
7
8
9
0
O
N
SW2
MODE TERM
SW1
BOARD ID
(SW1)
0
1
2
3
4
5
6
7
9
A
B
C
D
E
F
8
COM-2PD(LPCI)H SW1
BOARD ID
- Data transfer mode, terminator setting SW
- Board ID setting SW
- Interface connector
(CN1)
Figure 2.3. Component Locations < COM-2PD(LPCI)H >
2. Setup
COM-1PD(LPCI)H, COM-2PD(LPCI)H
13
Setting the Board ID
If you install two or more boards on one personal computer, assign a different ID value to each of
the boards to distinguish them.
The board IDs can be set from 0 - Fh to identify up to sixteen boards.
If only one board is used, the original factory setting (Board ID = 0) should be used.
Setting Procedure
To set the board ID, use the rotary switch on the board. Turn the SW1 using, for example, a standard
screwdriver, to set the arrow to the board ID.
1
2
3
4
5
6
0
7
9
A
B
C
D
E
F
8
BOARD ID
SW1
(Board ID = 0)
Factory setting:
Figure 2.4. Board ID Settings (SW1)
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