Industio CP-132U Series User’s Manual Industrial 2-Port RS-422/485 Serial Board for PCI Bus First Edition, January 2003 This manual is also available on CD-ROM and at Moxa’s Website Moxa Technologies Co., Ltd. Tel: +866-2-8919-1230 Fax: +886-2-8919-1231 www.moxa.com support@moxa.com.
Industio CP-132U Series User’s Manual The software described in this manual is furnished under a license agreement and may be used only in accordance with the terms of that agreement. Copyright Notice Copyright 2003 Moxa Technologies Co., Ltd. All rights reserved. Reproduction without permission is prohibited. Trademarks MOXA is a registered trademark of Moxa Technologies Co., Ltd. All other trademarks or registered marks in this manual belong to their respective manufacturers.
MOXA Internet Services Customer satisfaction is our number one concern, and to ensure that customers receive the full benefit of our products, Moxa Internet Services has been set up to provide technical support, driver updates, product information, and user’s manual updates. The following services are provided E-mail for technical support ............................... support@moxa.com.tw World Wide Web (WWW) Site for product information: ............................ http://www.moxa.com ..................
Table of Contents Chapter 1 Introduction............................................................................ 1-1 Overview .......................................................................................................1-2 Features..........................................................................................................1-4 Package Checklist..........................................................................................1-5 Chapter 2 Hardware Installation ...........
1 1 Introduction Welcome to the MOXA CP-132U Series of industrial 2-port RS-422/485 serial boards for the PCI bus.
Overview Industio—The Industrial Multiport Async Solution Moxa Industio products are smart, multiport serial I/O solutions for industrial applications. The Industio CP-132U Series boards, including CP132-UI, and CP-132UL, are designed for a 32-bit PCI bus with the Plug and Play and Universal PCI feature. They offer 2 independent RS-422/RS-485 serial ports for connecting data acquisition equipment and many other serial devices to the PC and its compatible systems.
Introduction Universal PCI The 32/64-bit PCI local bus specification specifies both 3.3V and 5V connector types for the PCI hardware. Moxa’s universal PCI card allows the user to plug into both a 3.3V and 32/64-bit slot. Operating System Support The Industio CP-132U series is compatible with most major industrial platforms, including Windows NT/2000/XP, Windows 95/98, and Linux. MOXA device drivers are provided for smoother installation, configuration, and performance.
Features The Industio CP-132U Series includes the following products: CP-132UI CP-132UL 2 RS-422/485 ports, Universal PCI interface with embedded Surge Protection and Isolation Protection (16 KV ESD, 2 KV Isolation) 2 RS-422/485 ports, Universal PCI interface with embedded Surge Protection and Isolation Protection Below we list the outstanding features of the Industio CP-132U Series boards: 1-4 Supports 2 independent RS-422 or RS-485 serial ports Compact board size (half-size) DI
Introduction Package Checklist You should find the following items in the Industio CP-132U Series package: Industio CP-132U Series 2-port serial board MOXA software CD-ROM, which includes: Drivers for MOXA Multiport Async Products PComm Lite programming library and utilities for Windows NT/95/98 User’s Manual (PDF) Hardware Installation Guide (Printed) Industio CP-132 Series User’s Manual 1-5
2 2 Hardware Installation You will need to install both hardware and software for Industio CP-132U Series boards. The hardware installation procedure is given in this chapter, and the next chapter deals with software installation for various operating systems.
CP-132U Series Block Diagram Industio CP-132U Series boards’ hardware configuration for IRQ number and I/O address is automatically assigned by the PCI BIOS. This means that the board MUST be plugged in first before installing the driver software.
Hardware Installation Industio CP-132U Series boards have four onboard DIP Switches, referred to below as S1-1, S1-2, S2-1, and S2-2, that allow the user to choose one of three serial interfaces—RS-422, RS-485 (2-wire), RS-485 (4-wire)—for each of the two ports. Note that S2-1 and S2-2 select between RS-422 and RS-485, and S1-1 and S1-2 select between 2-wire and 4-wire RS-485 (S1 is only active when S2 is set to ON).
2-4 Port 1 DIP Switch Settings S1-1 S2-1 RS-422 — OFF RS-485 (2-wire) ON ON RS-485 (4-wire) OFF ON Port 2 DIP Switch Settings S1-2 S2-2 RS-422 — OFF RS-485 (2-wire) ON ON RS-485 (4-wire) OFF ON Industio CP-132 Series User’s Manual
Hardware Installation Installing the Industio CP-132U Series Board Step 1: Power off the PC. Warning! To avoid damaging your system and board, make sure your computer is turned off before installing any board. Step 2: Step 3: Step 4: Step 5: Step 6: Step 7: Remove the PC’s cover. Remove the slot cover bracket if there is one. Plug the Industio CP-132U Series control board firmly into a free 32-bit PCI slot, or the CP-132U Series board into both a 32-bit/64-bit slot.
3 3 Software Installation In this chapter, the software driver installation, configuration, and driver update/removal procedures are described for various operating systems, including Windows NT, Windows 95/98, Windows 2000/XP, and Linux. Before proceeding with the software installation, complete the hardware installation, discussed in the previous chapter, “Hardware Installation.” If you need to develop your own applications, refer to the next chapter, “Serial Programming Tools,” for programming issues.
Windows NT Windows NT supports up to 256 serial ports, from COM1 to COM256. To fully integrate the advanced features of Windows NT, Moxa has developed multi-process and multi-thread, pure 32-bit Windows NT device drivers for the Industio CP-132U Series multiport boards. The driver conforms to the Win32 COMM API standard. 3-2 To install the driver for the first time, go directly to the next section, “Installing the Driver.
Software Installation Installing the Driver The following procedure is for installing the Industio CP-132U Series driver for the first time under Windows NT 4.0. Before taking these steps, make sure the board(s) have already been plugged into the system’s PCI slot(s). 1. Log into NT as Administrator. 2. Open the [Control Panel], click on the [Network] icon, and select the [Adapters] tab. 3. Click on the [Add] button, then the [Have Disk...] button in the “Select Network Adapter” dialog box. 4.
3-4 5. Select “MOXA Smartio/Industio Family multiport board” from the “Select OEM Option” dialog box, and then click [OK] to enter the “MOXA Smartio/Industio Configuration Panel” dialog box to start the installation. 6. Click the [Add] button to open the Property dialog box to change port settings and advanced FIFO configurations done automatically by the system. 7. In the “Property” dialog box, select the newly plugged Industio CP-132U Series board from the Board Type pull down list. Next,.
Software Installation 8. The [Port #] window will open to allow you to change settings, as described below, for that particular port. Port Number You must set up all of the board’s ports with the desired “COM number,” which should not conflict with other COM numbers in use. In this “Individual Port Setting” dialog box, there are two ways to map physical ports to COM numbers, depending on whether you check the “Auto Enumerating COM Number” box.
9. Click [OK] in the “Port #” and “Property” dialog boxes to go back to the “MOXA Smartio/Industio Configuration Panel” dialog box. Note ! If you need to install more than one board, click [Add] and repeat steps 6 to 8 to configure the additional board. Up to four Industio CP-132U Series boards can be installed in one NT system. Click [OK] to finish the configuration. 10. When you have finished the configuration, click on the [Close] button in the “Network Settings” dialog box. 11.
Software Installation If an error message similar to “Cannot find any configured MOXA CP-132 board!” appears, refer to the “Troubleshooting” chapter for solutions. Note ! Once the board and the driver are installed and the driver restarts successfully, you can start to develop applications with the PComm library (see the “Serial Programming Tools” chapter) or the Microsoft Win32 API.
Driver,” for more details. You may use this configuration panel to: Click on [Property] to enter the “Property” dialog box to configure the selected board with the correct “COM Number,” “Rx FIFO Trigger,” and “Tx FIFO Size.” See Steps 8 and 9 in the previous section, “Installing the Driver,” for more details. Click on [Add] to add one more board that has not yet been configured for the system. See Steps 6 to 9 in the previous section, “Installing the Driver,” for more details.
Software Installation Removing the Driver To remove the driver for the Industio CP-132U Series board, 1. Open the [Control Panel], click on the [Network] icon, and select the [Adapters] tab. 2. Select “MOXA Smartio/Industio Family Adapter” from the adapter list, and then click on the [Remove] button, and then click [OK] to remove the driver. 3. Restart the system to activate the new configuration. Windows 95/98 Windows 95/98 supports up to 128 serial ports, from COM1 to COM128.
Install the Smartio PCI board in the system. Start Windows 95/98 to detect the board. Driver installed before? No Install the driver from the diskette. See the “First Time Driver Installation” section. Configure the port. See the “Port Configuration” section. The Industio CP-132U Series ports should now be ready for use. See the “Board and Ports Ready” section.
Software Installation First Time Driver Installation Stage This stage presents the steps for installing the Industio CP-132U Series board driver for the first time. The installation of the Industio CP-132U Series board for Windows 95 and Windows 98 are slightly different and will be described in two columns. Follow the steps in the left column for Windows 95, or the right column for Windows 98, respectively.
3. 4. Windows 95 Type A:\Windows.95 in the Location field, and 3. then click [OK] in the [Select Other Location] window. The system will start reading the files from the CD. Windows 98 Select Other Devices and then click [Next] to continue. Click on [Finish]. Click on [Have Disk]. 4.
Software Installation Windows 95 5. Windows 98 Type A:\Windows.95 and then click [OK]. The system will start reading the files from the diskette. 6. Click on [Next] to continue. 7. Click on [Next] to continue.
Port Configuration Stage This stage presents the steps for configuring the Industio CP-132U Series board’s ports under Windows 95/98. After the driver is installed, the CP-132U Series Installation window will appear automatically, and the port mapping will be done automatically by the system. If one CP-132U Series board was already installed, and another CP-132U Series board is plugged in, then the system will prompt you to take care of port configuration, as discussed in this section. 1.
Software Installation defined Rx FIFO Trigger to all ports. 7. Select a Tx FIFO Size from the Tx FIFO Size pull-down list. Tx FIFO sizes from 1 to 64 bytes are available, with the default value set at 64 bytes. 8. Check the [Set the change to all ports] check-box if you want to apply the just defined Tx FIFO Size to all ports. 9. Click the [OK] button in the Port X dialog box to confirm the port settings. 10. Click the [OK] button in the Property dialog box to complete the port settings.
Board and Port Ready Stage The Board and Port Ready Stages for Windows 95 and Windows 98 are slightly different. This last stage completes the driver installation. Windows 95 Windows 98 After configuring the ports, you can immediately After configuring the ports, click the [Finish] use the COM ports of the Industio CP-132U Series button. The COM ports of the Industio CP-132U board without restarting Windows 95.
Software Installation Configuring the Board and Ports Follow the procedure given below if you would like to reconfigure the COM numbers of ports for boards that are already installed under Windows 95/98. Since this is a PCI board, once the board is added or unplugged, the configuration will be automatically added or removed by the system. 1. Open the [Control Panel], click on the [System] icon, select the [Device Manager] tab, and then select Moxa Smartio/Industio multiport board. 2.
Note! Step 5 is optional if you want to assign COM numbers to the Port manually. 5. Check the [Auto Enumerating COM Name] check-box to assign continuous COM numbers for subsequent ports. For example, if COM 3 is assigned to Port 1, then COM 4 will be automatically assigned to Port 2. Note! Steps 6 and 7 are optional if the system does not require special performance tuning. 6. Re-assign the Rx FIFO Trigger by selecting a number from the pull-down list.
Software Installation 8. Click the [OK] button in the Port X dialog box. 9. Click the [OK] button in the CP-132U Series Properties dialog box. 10. Click the [OK] button in the Device Manager tab. 11. Restart the system to activate the latest configuration. Updating the Driver This section will discuss how to update the Windows 95/98 driver to enhance the function of the board. 1. Open the [Control Panel], click the [System] icon, and select the [Device Manager] tab. 2.
3. Select the [Driver] tab. 4. Click on the [Update Driver...] button. 5. Click on the [Specify a location] checkbox and either type in the path to the file, or click on [Browse] to use Windows Explorer to locate the file, and then click on [Next] to continue. 6. Insert the software CD into the CD-ROM driver. 7. Click on [OK] in the [Install from Disk] dialog box. 8. The system will automatically prompt you to restart the system.
Software Installation Removing the Driver This section explains how to remove the Industio CP-132U Series board driver. 1. Open the [Control Panel], double click on the [Add/Remove Programs] icon, and then select the [Install/Uninstall] tab. 2. Click on the MOXA Smartio/Industio Driver option and then click on the [Add/Remove] button to start the driver removal. 3. Click the [Yes] button in the message box shown below to continue. 4. Click [OK] in the [Add/Remove Programs Properties] dialog box.
Windows 2000/XP Windows 2000/XP supports up to 256 serial ports, from COM1 to COM256. To fully utilize Windows 2000/XP’s multi-process and multi-thread advanced features, pure 32-bit Windows 2000/XP device drivers were developed for the Industio CP-132U Series and other MOXA multiport boards. The drivers conform to the Win32 COMM API standard. Installing the Driver The following procedure shows how to install the Industio CP-132U Series driver for the first time under Windows 2000 and Windows XP.
Software Installation 3. Select Search for a suitable driver… and then click on Next to continue. 3. Select Search for the best driver… and then click on Next to continue. 4. Select Specify a location and then click on Next to continue. 4. Wait while the installation wizard searches.
5. Insert the Moxa Driver CD into the CD-ROM 5. You can safely ignore any warnings about software compatibility. Click on Continue drive, and then specify the location of the file as F:/multi_bd/software/win2k/industio as Anyway to proceed. shown below (change the drive letter if needed). Click OK to continue. 6. Click Next to copy the driver files to your system. 7. You can safely ignore any warnings about digitally signed software. Click on Yes to continue. 6.
Software Installation 8. The next window shows the model number of the board, and indicates that Windows has 8. The next Found New Hardware Wizard completed the driver installation. Click on window to appear indicates that Windows has Finish to continue with the rest of the identified the board’s serial ports, and is installation procedure. starting to install the ports. 9.
10. Click on Next to continue. 11. Select Search for a suitable driver for my device [recommended], and then click on Next to continue. 9. Select Install the software from a specific location and then click on Next to continue. 10. Input the location of the driver in the text input box, or use the Browse button to locate the appropriate folder.
Software Installation 12. Select Specify a location and then click on Next to continue. 11. Wait while the installation wizard searches. 13. Insert the Moxa Driver CD into the CD-ROM drive, and then specify the location of the file as F:/multi_bd/software/win2k/undustio as shown below (change the drive letter, if needed). Click OK to continue. 12. You can safely ignore any warnings about software compatibility. Click on Continue Anyway to proceed.
14. Click on Next to continue with the installation. 15. After all files have been copied to the system, the Completing the Found New Hardware Wizard window will open to indicate that it has finished installing “Port 0.” Click on Finish to install the board’s second port. 13. Wait while the wizard installs the software. 14. After all files have been copied to the system, the Completing the Found New Hardware Wizard window will open to indicate that it has finished installing “Port 0.
Software Installation How to Check the Installation There are three ways to check the installation of the CP-132U Series board. Device Manager 1. You can check the installation of the board by selecting Start Settings Control Panel System, and then click on the Device Manager button.
If the driver installation was successful, you will be able to see the model number of the CP-132 board listed under Multi-port serial adapters. You may also expand the Ports (COM & LPT) item to check the status of the COM ports. If you see a question mark on top of the icon, then the installation might have a problem. Check the Event Log to determine the reason for the problem.
Software Installation Removing the Driver 1. You can uninstall the board by selecting Start Settings Control Panel System.
2. Select the Hardware tab, and then click on Device Manager. Use the mouse to place the cursor over the CP-132U Series board under Multi-port serial adapters, and then click the right mouse button. Select the Uninstall… option. Windows 2000 3. Windows XP Click OK to proceed with the un-installation of the board.
Software Installation 4. The Device Manager window will automatically refresh to show that the driver and ports for the CP-132U Series board have been removed.
Linux NOTE: This section applies to Linux kernel 2.2.14 or later. The Moxa Smartio/Industio driver is included in the Linux kernel 2.2.14 or later versions. However, to use this built-in driver, you need some additional utilities that can be downloaded from the Moxa website, or software CD-ROM. We suggest that you back up the built-in driver (/usr/src/linux/drivers/char/mxser.c), and use the driver downloaded from Moxa or the software CD-ROM.
Software Installation msdiag Diagnostic program for displaying installed Moxa Smartio/Industio boards. msmon Monitoring program to observe data count and line status signals. msterm A simple terminal program which is useful when testing serial ports. The source code for all of these drivers and utilities are published under GNU General Public License. Please refer to the GNU General Public License announcement in each source code file for more detail.
Smartio/Industio PCI Family multiport boards can be installed together on the same system, and it’s quite possible that they will all share the same IRQ. However, since the IRQ is assigned automatically by the system, the user does not need to worry about which IRQ is used for which board. Obtaining Driver Files The driver file may be obtained from the moxa website (www.moxa.com) or from the software CD. In either case, the first step is to copy the driver file "mxser.
Software Installation Board sequence This driver will activate ISA boards according to the parameter set in the driver. After all specified ISA boards have been activated, PCI board will be installed in the system automatically driven. This means that the board number is sorted by the ISA boards’ CAP address. PCI boards will be assigned in sequence after ISA boards, with C168H/PCI given higher priority than C104H/PCI boards.
# make clean; make install The driver files "mxser.o" and utilities will be properly compiled and copied to system directories, respectively. 3. Load the MOXA driver # insmod mxser will activate the module driver. You may run "lsmod" to check if "mxser.o" is activated. If the MOXA board is an ISA board, the is needed. Please refer to section "3.4.5" for more information.
Software Installation # ln -s linux-2.4 linux 2. Create link # cd /usr/src/linux/drivers/char # ln -s /moxa/mxser/driver/mxser.c mxser.c 3. Configure the kernel: # cd /usr/src/linux # make menuconfig You will go into a menu-driven system. Please select [Character devices][Non-standard serial port support], enable the [Moxa SmartIO support] driver with "[*]" for built-in (not "[M]"), then select [Exit] to exit this program. 4.
Static driver configuration (for Linux kernel 2.0.3x, and 2.2.14 or earlier) 1. Create link # cd /usr/src/linux/drivers/char # ln -s /moxa/mxser/driver/mxser.c mxser.c 2. Modify tty_io.c # cd /usr/src/linux/drivers/char/ # vi tty_io.c Find pty_init(), insert "mxser_init()" as pty_init(); mxser_init(); 3. Modify tty.h # cd /usr/src/linux/include/linux # vi tty.h Find extern int tty_init(void), insert "mxser_init()" as extern int tty_init(void); extern int mxser_init(void); 4.
Software Installation Note that if the result of "make bzImage" is ERROR, then you must go back to the Linux configuration setup. Type "make menuconfig" in directory /usr/src/linux. 6. Make tty device and special file # cd /moxa/mxser/driver # ./msmknod 7. Make utility # cd /moxa/mxser/utility # make clean; make install 8. Reboot Custom configuration Although this driver already provides you with a default configuration, you can still change the device name and major number.
#define 4. MXSERCUMAJOR 45 Run "make clean; make install" from /moxa/mxser/driver. Verifying driver installation You may refer to /var/log/messages to check the latest status log reported by this driver whenever it's activated. Utilities There are 3 utilities contained in this driver. They are msdiag, msmon, and msterm. These 3 utilities are released in the form of source code. They should be compiled, and then the executable files should be copied to the /usr/bin directory.
Software Installation Setserial Supported Setserial parameters are listed as below. uart set UART type (16450-->disable FIFO, 16550A-->enable FIFO) close_delay set the amount of time(in 1/100 of a second) that DTR should be kept low while being closed. closing_wait set the amount of time (in 1/100 of a second) that the serial port should wait for data to be drained while being closed, before the receiver is disabled. spd_hi Use 57.6kb when the application requests 38.4kb. spd_vhi Use 115.
equal to zero) for one Moxa board. Error msg: No interrupt vector can be set for the Moxa ISA board (CAP=xxx). Solution: Moxa ISA boards need an interrupt vector. Refer to the "Hardware Installation" chapter from the user's manual to set an interrupt vector. Error msg: Couldn't install the MOXA Smartio/Industio family driver! Solution: If loading the Moxa driver failed, the major number may conflict with other devices. Refer to Section 3.7 to see how to edit the Moxa driver with a free major number.
4 4 Serial Programming Tools Moxa supports an easy to use yet powerful serial programming library and communication troubleshooting utilities under Windows NT, Windows 95/98, Windows 2000/XP, and DOS. You will save a lot of development time by using MOXA’s Serial Programming Tools. The following sections detail the installation, the library, and the utilities for various platforms. PComm is a professional serial comm tool for use on a PC.
PComm Installation To install PComm, PComm run \Setup.exe from the diskette. Note that the PComm diagnostic and monitor utilities are for MOXA boards only. MOXA Windows NT, Windows 95/98, or Windows 2000/XP device drivers, as well as MOXA boards are required. The drivers are installed separately, with details given in the “Software Installation” chapter.
Serial Programming Tools that you configure your Industio CP-132U Series ports as described below. There are 2 solutions to control RS-485 2-wire transmission. Solution 1 The following method is commonly used for RS-485 2-wire transmission: sio_SetWriteTimeouts(port, 0); sio_RTS(port, 1); sio_write(port, buff, 10); sio_RTS(port, 0); sio_read(port, buff, 10); /* Set sio_write() into block mode if for Windows NT and Windows 95/98 */ /* Turn on RTS signal. The RS-485 port is ready for transmitting data.
5 5 Connection Cables and Cable Wiring In serial data communications, the term DTE stands for Data Terminal Equipment, such as a PC’s COM1/2, serial printers, and terminals. The term DCE stands for Data Communication Equipment, such as modems.
RS-422/485 Pinouts and Cable Wiring RS-422 Interface The RS-422 standard uses a balanced voltage digital interface to allow 10 Mbps communication over cables of up to 4000 feet in length. Ten receivers can be connected to any one driver for broadcasting systems. RS-485 Interface The RS-485 standard is an enhanced version of the RS-422 balanced line standard. It allows multiple drivers and receivers to work on a multidrop network.
Connection Cables and Cable Wiring Pinouts RS-422/485 pinouts for Industio CP-132U Series CP-132U (RS-422/485) RS-422 and 4-wire RS-485 Port 1 Port 2 8 9 10 11 12 21 22 23 24 2 3 4 5 14 15 16 17 18 CTS-(A) RxD-(A) RTS-(A) RTS+(B) RxD+(B) TxD-(A) SGNDCTS+(B) TxD+(B) TxD-(A) SGND+ CTS+(B) TxD+(B) CTS+(A) RxD+(A) RTS+(A) RTS+(B) RxD+(B) 2-wire RS-485 Data-(A) Data+(B) Data-(A) Data+(B) CBL-M25M9x2 Industio CP-132 Series User’s Manual 5-3
RS-422 pinouts for Industio CP-132U Series CP-132U (RS-422) 1 2 3 4 5 6 7 8 9 TxD-(A) TxD+(B) RxD+(B) RxD-(A) GND RTS-(A) RTS+(B) CTS+(B) CTS-(A) 2-wire RS-485 pinouts for CP-132: CP-132U (2-wire RS-485) 1 2 3 4 5 6 7 8 9 5-4 Data-(A) Data+(B) ----GND --------- Industio CP-132 Series User’s Manual
Connection Cables and Cable Wiring Cable Wiring RS-422 Point-to-point CP-132U 2 TxD+(B) 1 TxD-(A) 3 RxD+(B) 4 RxD-(A) 5 GND RS-422 Device RxD+(B) RxD-(A) TxD+(B) TxD-(A) GND RS-422 Broadcasting CP-132U 2 TxD+(B) 3 RxD+(B) 1 TxD-(A) 4 RxD-(A) 5 GND RS-422 Device 1 RxD+(B) TxD+(B) RxD-(A) TxD-(A) GND RS-422 Device N RxD+(B) TxD+(B) RxD-(A) TxD-(A) GND CP-132U – RS-422 with Handshaking CP-132U 2 TxD+(B) 1 TxD-(A) 3 RxD+(B) 4 RxD-(A) 5 GND 7 RTS+(B) 6 RTS-(A) 8 CTS+(B) 9 CTS-(A) RS-422 Device RxD+(B) RxD-
Multidrop 2-wire RS-485 (half-duplex) CP-132U Master 2 Data+ 1 Data5 GND RS-485 Device 1 Slave Data+ DataGND RS-485 Device N Slave Data+ DataGND Multidrop 4-wire RS-485 (full-duplex) CP-132U Master 2 TxD+(B) 1 TxD-(A) 3 RxD+(B) 4 RxD-(A) 5 GND RS-485 Device 1 Slave RxD+(B) RxD-(A) TxD+(B) TxD-(A) GND RS-485 Device N Slave RxD+(B) RxD-(A) TxD+(B) TxD-(A) GND See the section “RS-485 Programming” in the “Serial Programming Tools” chapter for more details on RS-485 programming.
Connection Cables and Cable Wiring Impedance Matching and Termination Resistors When using RS-422/485 serial communications, an electrical signal that travels through two different resistance junctions in a transmission line will sometimes give rise to signal reflection due to the impedance mismatch. Signal reflection causes signal distortion, which in turn contributes to communication errors.
6 6 Troubleshooting Common Industio CP-132U Series problems and possible solutions are listed below. If you still have problems, contact your dealer or Moxa for help, or use the Problem Report Form at the end of this manual to report problems to your dealer. General Troubleshooting 1. The MOXA PCI board cannot be detected by the MOXA driver while installing the driver. Hardware causes and solutions: a. The board is not installed in the computer. Please install it. b.
2. The MOXA board and driver are activated but cannot transfer (transmit/receive) data. Hardware Causes and Solutions: a. Make sure the cable wiring is connected correctly. Refer to the “Connection Cable and Cable Wiring” chapter for correct cable connections. b. The cable or the board are probably defective. Try other ports, cables, or boards to verify this, or use the PComm Diagnostic utility to test the MOXA board’s and port conditions. If Diagnostic reports an error, replace the faulty components.
Troubleshooting Windows NT This section is specific for troubleshooting under Windows NT. For general problems and solutions, see the previous section, “General Troubleshooting.” 1. After the system reboots, the error message “Another driver in the system, which did not report its resources, has already claimed the interrupt used by xxx.” appears in the Event Log. This indicates the MOXA board was found, but the IRQ is conflicting with another adapter.
Windows 95/98 This section is specific for troubleshooting under Windows 95/98. For general problems and solutions, see the previous section, “General Troubleshooting.” 1. 2. The system fails to find the Industio CP-132U Series board! The board(s) is(are) not plugged properly. The slot the boards are plugged into is defective. Try another slot until you find one that works. The board might be defective.
A A Technical Reference Specifications Bus interface Number of ports Max. No. of boards I/O address IRQ Comm. controller Transmission speed Data bits Stop bits Parity Data signals Connectors Optical isolation Surge protection Termination Resistor Operating temperature 32-bit PCI 2 4 Assigned by PCI BIOS Assigned by PCI BIOS 16C550C or compatible 50 bps – 230.4 Kbps 230.4 Kbps (CP-132UI, CP-132UL) 5, 6, 7, 8 1, 1.
Power requirement Dimensions CP-132 CP-132I CP-132IS CP-132 CP-132I CP-132S CP-132IS 420 mA max. (+5V) 700 mA max. (+5V) 710 mA max. (+5V) 120 × 80 mm (W × D) 120 × 110 mm (W × D) 120 × 80 mm (W × D) 120 × 110 mm (W × D) PCI The 32-bit Industio CP-132U Series board complies with PCI Specifications 2.1. The IRQ and I/O address hardware configuration is automatically assigned by the PCI BIOS. This means that you must first plug in the board before installing the driver software.
Return Procedure For product repair, exchange, or refund, the customer must: Provide evidence of original purchase. Obtain a Product Return Agreement (PRA) from the sales representative or dealer. Fill out the Problem Report Form (PRF). Include as much detail as possible for a shorter product repair time. Carefully pack the product in an anti-static package, and send it, pre-paid, to the dealer.
