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DSC-100Two Channel RS-232 AsynchronousCommunications Adapterfor PCI busUser's ManualQUATECH, INC. TEL: (330) 655-90005675 Hudson Industrial Parkw

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3 Hardware Installation1. Turn off the power of the computer system in which the DSC-100 is to be installed.2. Remove the system cover according to th

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4 Address Map and Special RegistersThis chapter explains how the two UARTs and special registers are addressed, as well asthe layout of those register

Página 4 - Declaration of Conformity

4.2 Enabling the Special RegistersThe DSC-100 contains two unique registers, an Interrupt Status Register and an OptionsRegister. These registers are

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4.4 Options RegisterThe Options Register allows software to identify the DSC-100 as a Quatech EnhancedSerial Adapter. It also allows software to set

Página 6 - 1 General Information

4.4.2 Clock Rate MultiplierA standard RS-232 serial port operates at a clock speed of 1.8432 MHz. In order toachieve higher data rates, Quatech Enhan

Página 7 - 1.1 Features

5 Windows Configuration5.1 Windows Millennium 1. After inserting the DSC-100 for the first time the "Add New Hardware Wizard"

Página 8 - 2 Hardware Configuration

5.2 Windows 20001. After inserting a DSC-100 for the first time, the "Add New Hardware Wizard willappear at start up. Click the "OK" bu

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5.3 Windows 981. After inserting a DSC-100 for the first time, the "Add New Hardware Wizard willappear at start up. Click the "Next" bu

Página 10 - 3 Hardware Installation

4. The following dialog box will display the appropriate INF file on the diskette in drive. Click the "Next" button. 5. Window will c

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5.4 Windows 1995Windows 95 maintains a registry of all known hardware installed in your computer.Inside this hardware registry Windows 95 keeps track

Página 12 - 4.3 Interrupt Status Register

WARRANTY INFORMATIONQuatech, Inc. warrants the DSC-100 to be free of defects for five (5) years from the date of purchase. Quatech, Inc. wi

Página 13 - 4.4 Options Register

SERIAL.VXD and SERIALUI.DLL. Insert the disk or CD and click "OK".NOTE:You may be able to skip this step if you are certain that your syste

Página 14 - 4.4.2 Clock Rate Multiplier

Figure 12--- Windows Device Manager6. The DSC-100 serial ports are also listed under the group Ports (COM and LPT).Windows 95 does not assign COM1-CO

Página 15 - 5 Windows Configuration

Figure 13 --- Windows Device Manager9. Use the Logical COM Port names to access the serial ports on your DSC-100 throughyour software applications.

Página 16 - 5.2 Windows 2000

5.6.1 Changing Resource Settings with Device Manager1. Start the Windows 95/98/ME Device Manager.2. Double click on the hardware class Multi-Port Seri

Página 17 - 5.3 Windows 98

4. Open the Properties dialog for the DSC-100 device, then click the Resources tab toview the Input/Output Range and Interrupt Request resource alloca

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The X4 clock mode locks the ports hardware clock at460,800X4The X2 clock mode locks the ports hardware clock atdouble the standard rate. The baud ra

Página 19 - 5.4 Windows 1995

The X8 clock mode locks the ports hardware clock ateight times the standard rate. The baud rate the portruns at will always be eight times the rate r

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values of full-scale for the transmit buffer and ¾-scale for the receive buffer areoptimal for most applications. Note that the FIFO option for each o

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6 Other Operating SystemsDevice drivers for Windows NT and OS/2 are also available for the DSC-100. The board can beused under DOS and other operatin

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6.3.1 QTPCI.EXEQuatech's "QTPCI" utility supplies the information required when modifying the serialport settings of the application.

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 1998 - 2006, Quatech, Inc.NOTICEThe information contained in this document cannot be reproduced in any form withoutthe written consent of Quatech, I

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Q - Quatech PCI adaptersN - Other PCI devicesX - EXITM - Change to Expert ModeQuatech PCI Configuration Information Display Software

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For users interested in even more details, PCI BIOS information can be displayed bypressing the "B" key. Pressing the "I" key dis

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7 External ConnectionsRS-232-C devices are classified by their function as either Data Terminal Equipment(DTE) or Data Communication Equipment (DCE).

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The DSC-100 is a DTE device which connects to peripheral equipment through two maleD-9 connectors. An adapter cable providing two male D-25 connector

Página 28 - 6 Other Operating Systems

8 PCI Resource MapListed below are the PCI resources used by the DSC-100. Such information may be ofuse to customers writing their own device drivers

Página 29 - 6.3.1 QTPCI.EXE

9 SpecificationsBus interface: PCI, 32-bit bus, Universal Signalling VoltageIBM-compatible computersDimensions: approx. 5.0" x 3.7"Serial p

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4880430033001570800115.2200016301100900330230.41100900670430100460.8470430300100N/A921.625%transtime20%transtime15%transtime10% transtime4% transtimeM

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10 TroubleshootingListed here are some common problems and frequent causes of those problems. If theinformation here does not provide a solution, con

Página 32 - 7 External Connections

DSC-100User's Manual Revision 1.13November 2006 940-0138-113Quatech DSC-100 User's Manual 36

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Declaration of ConformityManufacturer's Name: Quatech Inc.Manufacturer's Address: 5675 Hudson Industrial ParkwayHudson, Ohio 44236 (USA)Appl

Página 34 - 8 PCI Resource Map

3610 Troubleshooting...349 Specifications...338 PCI Res

Página 35 - 9 Specifications

1 General InformationThe Quatech, Inc. DSC-100 provides two RS-232 asynchronous serial communicationinterfaces for IBM-compatible personal computer sy

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1.1 FeaturesThe standard DSC-100 implements each of its communication channels with a 16550UART and uses standard line driver and receiver components.

Página 37 - 10 Troubleshooting

2 Hardware ConfigurationThe DSC-100 is automatically configured at boot time by the computer's BIOS oroperating system. There are no required sw

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2.3 Force High-Speed UART Clock (X2, X4, or X8)These jumpers force an increase of the UART input clock frequency by a factor of two,four, or eight. T

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