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DSCLP/SSCLP-100
User's Manual
Revision 1.05
November 2006
P/N: 940-0179-105

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DSCLP/SSCLP-100 User's Manual

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Содержание Asynchronous Communications Adapter for PCI bus...

Страница 1: ...Low Profile RS 232 Asynchronous Communications Adapter for PCI bus User s Manual QUATECH INC TEL 330 655 9000 5675 Hudson Industrial Parkway FAX 330 655 9010 Hudson Ohio 44236 http www quatech com 1 D...

Страница 2: ...dures outlined in this document during the warranty period Any damage that results from improper installation operation or general misuse voids all warranty rights Please complete the following inform...

Страница 3: ...ensure its accuracy and completeness In no event will Quatech Inc be liable for damages of any kind incidental or consequential in regard to or arising out of the performance or form of the materials...

Страница 4: ...9 336 EEC Standards to which Conformity is Declared EN50081 1 EN55022 EN60555 2 EN60555 3 EN50082 1 IEC 801 2 IEC 801 3 IEC 801 4 Type of Equipment Information Technology Equipment Equipment Class Com...

Страница 5: ...19 5 3 Windows 98 18 5 2 Windows 2000 17 5 1 Windows Millennium 17 5 Windows Configurations 16 4 4 2 Clock Rate Multiplier 15 4 4 1 Enhanced Serial Adapter Identification 15 4 4 Options Register 14 4...

Страница 6: ...on The card is automatically configured by the computer s BIOS or operating system The two serial ports share a single interrupt line and are addressed in a contiguous block of 16 bytes A special inte...

Страница 7: ...ation Figure 2 shows the jumper configuration as shipped from the factory with two spare jumpers applied in neutral positions Remove one or both and apply as shown in following sections to set optiona...

Страница 8: ...et the clock multiplier by software The effective baud rate will be either two or four times the value for which the UART itself is programmed The factory default is none of these jumpers applied whic...

Страница 9: ...Replace the system cover according to the instructions provided by the computer manufacturer 6 Attach and secure the cable connectors to the desired equipment 7 Turn on the power of the computer syste...

Страница 10: ...bytes as shown in Figure 6 Base Address 8 to Base Address 15 Serial 2 Base Address 0 to Base Address 7 Serial 1 I O Address Range Port Figure 6 Port Address Map All serial ports share the same IRQ The...

Страница 11: ...removed 1 Interrupt Status Register removed 0 Register selected for address 7 accesses SPAD Jumper DLAB Bit Figure 7 DLAB bit selects between special registers 4 3 Interrupt Status Register The read...

Страница 12: ...on The ID bits are used to identify the DSCLP 100 as a Quatech Enhanced Serial Adapter Logic operations are performed such that the values read back from these bits will not necessarily be the values...

Страница 13: ...ter will always return the clock rate multiplier at which the board is operating 921 6 kbaud 14 7456 MHz X8 1 1 460 8 kbaud 7 3728 MHz X4 0 1 230 4 kbaud 3 6864 MHz X2 1 0 115 2 kbaud 1 8432 MHz X1 de...

Страница 14: ...Select Search for the best driver for your device Check the Removable media and Specify location box Click the Next button 2 Window will locate the proper INF file and copy the file from the CD Click...

Страница 15: ...will be displayed Insert the Quatech COM CD shipped with the device Click the OK button 3 The following dialog box will display the appropriate INF file on the CD in the drive Click the OK button 4 W...

Страница 16: ...appear at start up Click the Next button 2 Select Search for the best driver for your device Click the Next button 3 On the next dialog select the CD ROM DRIVE check box Insert the Quatech COM CD ship...

Страница 17: ...ows 95 maintains a registry of all known hardware installed in your computer Inside this hardware registry Windows 95 keeps track of all of your system resources such as I O locations IRQ levels and D...

Страница 18: ...tions for Multi function Adapters If no INF files are found click the Browse button and search the Win95 sub directory on the installation disk You are not required to select the file name After findi...

Страница 19: ...A dialog box appears with an option to Skip the files Click the Skip button and the files will not be installed This is all right if the latest version of these drivers are currently in the WINDOWS S...

Страница 20: ...evices registered inside the Windows registry Additional information is available on any of these devices by click on the device name and then selecting the Properties button 3 Double click the device...

Страница 21: ...he Properties button This action opens a properties dialog for the specific COM port on the DSCLP 100 8 Click the Port Settings tab and then click the Advanced button The DSCLP 100 driver will display...

Страница 22: ...es to access the serial ports on your DSCLP 100 through your software applications Note The Logical COM Port name is assigned to your ports by Windows This name is required by a Windows application wh...

Страница 23: ...ager 2 Double click on the hardware class Multi Port Serial Adapters to list hardware devices in the class 3 The DSCLP 100 parent device belongs to this hardware class The full device name for the DSC...

Страница 24: ...uest resource allocations Do not change these settings without specific instructions from a Quatech Technical Support Specialist To exit without saving changes click the cancel button 5 Open the Prope...

Страница 25: ...s a standard COM port The hardware drivers lock the clock to the standard rate The port will run at the baud rate requested by the application 115 200 X1 Auto clock mode enables applications to reques...

Страница 26: ...e baud rate the port runs at will always be four times the rate requested by the application This mode is useful for legacy applications which cannot request baud rates over 115 200 460 800 X4 for leg...

Страница 27: ...which allows the ports UART compatibility mode and FIFO threshold levels to be configured The threshold values of full scale for the transmit buffer and scale for the receive buffer are optimal for m...

Страница 28: ...28 DSCLP SSCLP 100 User s Manual...

Страница 29: ...at values such as 3F8 hex IRQ 4 COM1 or 2F8 hex IRQ 3 COM2 etc Rather the system BIOS assigns the address and the IRQ in a plug and play fashion at boot time Software which is to use the DSCLP 100 mus...

Страница 30: ...has been pressed In this example the DSCLP 100 uses I O base address FF80 hex and IRQ 11 The hardware revision of the DSCLP 100 is also displayed Pressing the N key will show similar information for...

Страница 31: ...gions etc Pressing the N key will show similar information for all non Quatech PCI devices in the system including those devices integrated on the motherboard In this example the Base addr 0 resource...

Страница 32: ...be connected directly using a one to one cable as shown in Figure 16 In many applications DCEs are unnecessary and in these cases a cable called a null modem cable or modem eliminator cable is used to...

Страница 33: ...r cable two male D 9 connectors The standard serial port connections are listed in Figure 18 5 1 5 7 GND 9 23 9 22 RI 1 25 1 8 DCD 6 13 6 6 DSR 4 19 4 20 DTR 8 12 8 5 CTS 7 11 7 4 RTS 2 10 2 3 RxD 3 9...

Страница 34: ...in hex PCI Vendor ID 0x135C Quatech Inc PCI Device ID 0x0180 DSCLP 100 PCI Device ID 0x0190 SSCLP 100 PCI Class Code Base class 0x07 Simple communications controller Subclass 0x02 Multiport serial con...

Страница 35: ...th 16 byte FIFOs Interface DSCLP One male D 25 connector Two male D 9 connectors using adapter cable SSCLP one male D 9 connector Transceivers ICL3245CA High level output 5V min Low level output 5V ma...

Страница 36: ...signal transitioning from 3V to 3V The EIA TIA 232 E standard defines a maximum signal transition time ratio of 4 most RS 232 receivers will recognize signal transitions with much larger ratios With a...

Страница 37: ...t IRQ for the DSCLP 100 An address conflict is unlikely because most PCI based computers will assign I O addresses in such a way that they cannot conflict with ISA bus devices 3 The DSCLP 100 may be d...

Страница 38: ...DSCLP SSCLP 100 User s Manual Revision 1 05 November 2006 P N 940 0179 105 1 DSCLP SSCLP 100 User s Manual...

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