www.vscom.deUser Manual VScom PCI CardsUser Manual VScom PCI CardsUser Manual VScom PCI CardsUser Manual VScom PCI CardsUser Manual VScom PCI CardsUse
2 IntroductionBus interface Universal PCI PCI 3.3V and 5V signals, 33 MHzSerial Ports 2 RS 232, RS 422 plus 3 modes of RS 485Connectors 2×DB9 male Sta
2 IntroductionThe surge protection adds some load on the signal lines, so the maximum bitrates are reducedcompared to the 200I card.Bus interface Univ
2 Introduction2.2.5 VScom 400I UPCIThe VScom 400I UPCI card features four serial ports, available via a classic PCI slot. All fourserial ports share o
2 Introduction2.2.6 VScom 800I UPCIThe VScom 800I UPCI card features eight serial ports, available via a classic PCI slot. All eightserial ports share
3 Hardware Configuration2.3 Packing ListAll models are shipped with a driver CD-ROM, which includes the documentation and the driversoftware. The model
3 Hardware ConfigurationHowever the serial port itself1has an option to control the signal DTR exactly as required forRS 485 operation. This must be ac
3 Hardware ConfigurationThe operation mode is configured via the small DIP switches SW1 and SW2 according to ta-ble 7 above. The RS 485 modes require th
3 Hardware ConfigurationFor BIAS there is a natural rule. The BIAS of positive (+) and negative (−) lines are either bothactivated, or both not used.Ri
3 Hardware ConfigurationOperation Mode Control DIP ConfigurationRS 232RS 422RS 485 4-wire by ARTRS 485 2-wire by ARTRS 485 2-wire with Echo by ARTRS 485
4 Windows Driver4 Windows DriverThis chapter of the manual documents the drivers for Windows Operating Systems. The driveris basically the same for al
The software described in this manual is furnished under a license agreement and may be usedonly in accordance with the terms of that agreement.Copyri
4 Windows Driver5. Click on “Next”.6. From the listed box, choose “Search for the best driver for your device”.7. Click on “Next”.8. If not done alrea
4 Windows DriverFigure 7: Windows 7 Installation2. The software requests a location to install the required files.Figure 8: Driver Installation TargetC
4 Windows DriverFigure 9: Windows 7 Installing DriversWhen this is completed, the hardware is recognized by Windows 7, and the drivers are loaded.This
4 Windows Driverthe expected ports ’Com3’ and ’Com4’ do not appear in the Device Manager. This is neither anerror of the card or the driver, it is jus
4 Windows Driver2. Short time later the removal is done.Figure 11: Windows 7 Drivers removed4.2 Card and Port ConfigurationEach card is organized in tw
4 Windows DriverFigure 12: Cards and Ports in Device ManagerShown here are the data of some serial and parallel VScom cards in the Device Manager. The
4 Windows Driver4.2.2 Card Advanced SettingsOpen the properties of a card via the Device Manager, and select the “Advanced” tab. These arethe advanced
4 Windows DriverThe COM- or LPT-assignments of each port may be changed from the initial values after installingthe drivers. To change the assignment
4 Windows DriverVScom Standard Port SettingsFigure 15: Standard SettingsThis panel is well known to most users, it is similar to the panel used by the
4 Windows DriverVScom Advanced Port Settings The Microsoft driver for Com1/2 provides some control of FIFOconfiguration. The Advanced Settings are for
ContentsContents1 Overview 62 Introduction 62.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.2 Pr
4 Windows DriverReceive Trigger Level The time when the UART generates an interrupt for received data. It definesthe amount of data necessary to do thi
4 Windows DriverFigure 17: Advanced Settings 16C550AThe VScom L-series cards have a 16C550A compatible UART for the serial ports. The ReceiveTrigger L
4 Windows Driverspecial situations, though in in some of those it is even better to just change the configuration ofthe other parameters.8250 The FIFO
4 Windows DriverEnhanced Software SettingsFigure 19: Software SettingsThis is a special feature of the VScom driver. In older driver versions it was s
4 Windows Driver• Wrong: Overspeed is set to 2. The application requests 38400, the result is 76800. Evenwhen this is below the maximum speed of the m
4 Windows DriverTransmit control Enable This enables the automatic control when sending data. If the receivingdevice sends a stop (Xoff) signal, transm
4 Windows DriverAutomatic Hardware Flow Control by RTS/CTSFigure 21: Auto RTS/CTSThis panel configures the On-Chip RTS/CTS Hardware Flow Control provid
4 Windows DriverAutomatic Hardware Flow Control by DTR/DSRFigure 22: Auto DTR/DSRThis panel selects the function of DTR/DSR Hardware Flow control. Oth
4 Windows DriverDTR on Compare the slider of RTS on.DTR off Compare the slider of RTS off.DSR enable Enables transmission control via the DSR input.RS 4
4 Windows Driver4.3.1 Installing in Windows NT 4.0You need to have administrator privileges to install any new drivers under Windows NT 4.0. Toinstall
List of FiguresChecking Installation in Windows NT . . . . . . . . . . . . . . . . . . . . . . 415 Linux Driver 425.1 Manual Installation . . . . . .
4 Windows DriverSystem Configuration This panel opens when a new hardware is detected, or when the configu-ration is explicitly opened via the control p
4 Windows DriverUninstall Drivers from Windows NT To remove installed files and Windows registry informa-tion1. Go to the Control Panel.2. Open the “Ad
5 Linux Driver5 Linux DriverVScom PCI cards in Linux do not need a special driver. The driver ’serial’ supplied with yourDistribution is quite capable
5 Linux Driver5.2.2 New ModelsIf the model of VScom PCI card is new to the driver, users add the program vscardcfg to theirinit scripts. This program
5 Linux Driver1. In “/boot/grub/menu.lst” is a (Comment-) line with “kopt=”-Entry and text “8250.nr_uarts”.This line shall remain there as a comment,
5 Linux DriverCard Ident addresses uart remark200S PCI 10b5:1103 BAR1, BAR2 16550A phased out210S PCI 10b5:1078 BAR1, BAR2 16550A phased out400S PCI 1
7 Proper Cabling in RS 485 and RS 4226 Troubleshooting1. The board is not found during or after installationa) The card is not seated properly in the
7 Proper Cabling in RS 485 and RS 4227.1 Transmission TechniqueRS 422 and RS 485 use the same balanced transmission method. Signals are not transmitte
7 Proper Cabling in RS 485 and RS 422The Polarization Resistors must not be too small, because a transmitter has to act against them.A typical transmi
7 Proper Cabling in RS 485 and RS 4227.5 4-Wire SchemeRS 422 requires dedicated wire pairs for transmit and receive. The transmit wires are used tosen
List of Tables20 Auto XON/XOFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3421 Auto RTS/CTS . . . . . . . . . . . . . .
8 Connector Definitions8 Connector DefinitionsThe VScom Industrial cards provide various connectors for the signals of the serial ports. EitherDB9 male
8 Connector DefinitionsPin RS 232 RS 422 RS 485 “4w” RS 485 “2w”1 .nc.2 DCD (3) Tx− (3) Tx− (3) Data− (3)3 GND GND GND GND4 CTS (3) CTS+ (3)5 RxD (3) T
8 Connector Definitions8.3 DB78 femaleThis common connector is for eight serial ports. So each signal name appears eight times, it willhave an index li
9 HistoryPin RS 232 RS 422 Pin RS 232 RS 422 Pin RS 232 RS 4221 DTR (8) Rx− (8) 27 RxD (8) Tx+ (8) 53 CTS (2) CTS+ (2)2 TxD (6) Rx+ (6) 28 RxD (5) Tx+
2 Introduction1 OverviewThe VScom Industrial PCI cards offer three way serial ports, the electrical interfaces provided areRS 232, RS 422 and RS 485 in
2 IntroductionFurther in RS 485 mode the serial ports not only provide the most often used bus mode (“2-wire”,with or without Echo) as Half-Duplex, al
2 IntroductionAlso resistors for Termination and BIAS option are built-in, configured by other switches as oftable 8.2.2.2 VScom 200Ei-SI PCIexThe VSco
2 IntroductionBus interface PCIe x1 PCI Express, max. 500 MByte/sSerial Ports 2 RS 232, RS 422 plus 3 modes of RS 485Connectors 2×DB9 male Standard fo
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