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6.3 Termination Resistors

No termination resistors are provided on the SSP-200/300 ports. Both output and input signals
are connected only to the external connector. Any termination which is required must be added
externally.

RS-422/485 Receiver

RXD+

RXD-

RS-422/485 Receiver

AUXIN+

AUXIN-

RS-422
100 ohm 1/2W resistor

RS-485
60 ohms total resistance
(120 ohms at each end)

Recommended Termination Resistor Values

Figure 0. RS-422/485 Termination

Hardware Information

6-5

Содержание SSP-200

Страница 1: ...5 PCMCIA Asynchronous Adapter for PCMCIA Card Standard compatible machines User s Manual QUATECH INC TEL 330 434 3154 5675 Hudson Industrial Parkway FAX 330 434 1409 Hudson Ohio 44236 www quatech com INTERFACE CARDS FOR IBM PC AT AND PS 2 ...

Страница 2: ... 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 presented herein and in the program s accompanying this document No representation is made regarding the suitability of this product for any particular purpose Quatech Inc reserves the right to edit or append to this document or the product s to wh...

Страница 3: ...n of Council Directive 89 336 EEC Standards to which Conformity is Declared EN50081 1 EN55022 EN50082 1 IEC 801 2 IEC 801 3 IEC 801 4 Type of Equipment Information Technology Equipment Equipment Class Commercial Residential Light Industrial Product Name PCMCIA Card Model Number SSP 200 300 SSP 200 300 Rev I and later User s Manual ii ...

Страница 4: ...300 Resource Settings in Windows 2000 4 2 Installing a SSP 200 300 Under Windows 2000 4 2 Windows 2000 3 6 Frequently Asked Questions 3 3 Changing Resource Settings with Device Manager 3 3 Viewing Resource Settings with Device Manager 3 2 SSP 200 300 Resource Settings in Windows 95 98 ME 3 2 Installing a SSP 200 300 Under Windows 95 98 ME 3 2 Windows 95 98 Millennium ME 2 12 Common Problems 2 9 Co...

Страница 5: ... 300provides four differential signal pairs two input and two output TxD RxD AUXOUT and AUXIN TxD and RxD are always present at the connector The AUXOUT and AUXIN signals can be used to support RTS CTS handshaking external clocking or external signal loopback The default configuration is RTS CTS handshaking with RTS transmitted through AUXOUT and CTS received through AUXIN The role of AUXOUT and A...

Страница 6: ...This page intentionally left blank 2 1 SSP 200 300 Rev I and later User s Manual ...

Страница 7: ...ot Swapping Allows automatic configuration of SSP 200 300 adapters upon insertion Hot Swapping Interfaces directly to Intel 82365SL and other PCIC compatible PCMCIA host adapters Interfaces to PCMCIA Card and Socket Services software PCMCIA host adapter independent File type DOS executable File type DOS device driver Enabler Client Driver recommended Figure 0 Client Driver versus Enabler for DOS W...

Страница 8: ...e following line to the CONFIG SYS file DEVICE drive path SSP231CL SYS options where options are the SSP 200 300 Client Driver command line options discussed on the following pages 5 Save the CONFIG SYS file and exit the text editor 6 Insert the SSP 200 300 into one of the system s PCMCIA slots NOTE Since the SSP 200 300 Client Driver supports Hot Swapping it is not necessary to have the SSP 200 3...

Страница 9: ...cket Services Iirq specifies the interrupt level IRQ of the SSP 200 300in decimal irq must be one of the following values 3 4 5 7 9 10 11 12 14 15 or 0 if no IRQ is desired If this option is omitted an interrupt level will be assigned by Card and Socket Services Ssocket specifies which PCMCIA socket the SSP 200 300must be inserted into for this configuration argument to be used socket must be in t...

Страница 10: ...ion for more information 2 1 2 1 Example 1 DEVICE C SSP 200 SSP231CL SYS In example 1 no command line arguments are specified The Client Driver will configure a SSP 200 300 inserted into any socket with a base address and IRQ assigned by Card and Socket Services The SSP 200 300 RS 422 485 output drivers will always be enabled and RTS CTS modem control handshaking will be disabled 2 1 2 2 Example 2...

Страница 11: ...navailable the SSP 200 300 will not be configured If the Client Driver can successfully configure the SSP 200 300 the RS 422 485 output drivers will always be enabled and RTS CTS modem control handshaking will be enabled on the RS 422 485 port s auxiliary channel 2 1 2 5 Example 5 DEVICE C SSP 200 SSP231CL SYS b300 i5 i10 In example 5 three command line arguments are provided The Client Driver wil...

Страница 12: ... inserted into socket 0 with a base address of 300H and IRQ 5 If the SSP 200 300 is inserted into socket 1 the Client Driver will attempt to configure it with base address 340H and IRQ 10 This allows the user to force the SSP 200 300 s address and IRQ settings to be socket specific which may simplify cable connections and software development As in the previous examples however if the requested ad...

Страница 13: ...ices documentation for availability and details of this feature Older Versions of Card and Socket Services Some versions of Card and Socket Services dated before 1993 do not support general purpose I O cards If after careful installation of the Client Driver the SSP 200 300 does not configure or operate properly an updated version of Card and Socket Services may be required Card and Socket Service...

Страница 14: ...memory manager software for instructions on how to exclude this memory region 2 2 1 Command Line Options To configure a SSP 200 300 in the system the Enabler requires one command line argument from the user to determine the configuration of the card This argument must be enclosed in parenthesis and within the argument any or all of the following parameters may be specified using a comma no spaces ...

Страница 15: ...ions H instructs the enabler to enable the RTS CTS modem control handshake on the RS 422 485 port When modem control handshaking in enabled the 16C750 UART s RTS and CTS signals are connected to the RS 422 485 auxiliary channel The auxiliary channel may then be used for handshaking between the SSP 200 300 s RS 422 485 port and a peripheral device When modem control handshaking is disabled the RTS ...

Страница 16: ... D000 The SSP 200 300 s RS 422 485 output drivers will always be enabled and RTS CTS modem control handshaking will be enabled on the RS 422 485 auxiliary channel 2 2 1 4 Example 4 SSP231EN EXE s0 b300 i3 wd8 In example 4 the Enabler will configure the SSP 200 300 in socket 0 with a base address of 300H and IRQ 3 using a configuration memory window at segment D800 The SSP 200 300 s RS 422 485 outp...

Страница 17: ...de this memory region Furthermore some systems use the high memory area for BIOS shadowing to improve overall system performance In order for the Enabler to operate any BIOS shadowing must be disabled in the address range specified for the configuration window BIOS shadowing can usually be disabled through the system s CMOS setup utility Socket Numbers The Enabler requires the SSP 200 300 s socket...

Страница 18: ...This page intentionally left blank 3 1 SSP 200 300 Rev I and later User s Manual ...

Страница 19: ...allation CDs Insert the CD and click OK The SSP 200 300 PC Card should now be configured With the default configuration the SSP 200 300 s interrupt status register will be enabled the 16C750 UART s scratchpad register will be disabled the RS 422 485 output drivers will always be enabled and RTS CTS modem control handshaking will be enabled In the future Windows 95 98 ME will automatically recogniz...

Страница 20: ...a particular port 3 2 2Changing Resource Settings with Device Manager 1 Start the Windows 95 98 ME Device Manager 2 Double click on the hardware class Quatech Comm Adapters to list hardware devices in the class 3 The SSP 200 300 parent device belongs to this hardware class The device name for the SSP 200 300 is Quatech SSP 200 300 RS 422 RS 485 Serial Port PC Card 4 Open the Properties dialog for ...

Страница 21: ...y Handshaking 001A ISR 8x RTS Controlled Any Clocking 0019 ISR 8x RTS Controlled Any Handshaking 0018 ISR 8x Auto Toggle Any Clocking 0017 ISR 8x Auto Toggle Any Handshaking 0016 ISR Normal DTR Controlled Any Clocking 0015 ISR Normal DTR Controlled Any Handshaking 0014 ISR Normal RTS Controlled Any Clocking 0013 ISR Normal RTS Controlled Any Handshaking 0012 ISR Normal Auto Toggle Any Clocking 001...

Страница 22: ...wn list Some applications may not be able to access ports higher than COM4 To use the SSP 200 300 PCMCIA serial ports with these applications you might be forced to remove other serial communications devices from your system 7 To modify the Interrupt Request setting click the resource name and click the Change Setting button An Edit Resource window will open up Inside this window click on the up d...

Страница 23: ...to allow only a fixed number of base I O addresses To change the I O address resources for the SSP 200 300 select another Basic Configuration Refer to the Basic Configurations table for a list of the availabe I O address resources for the SSP 200 300 Windows 95 98 Millennium ME 3 6 ...

Страница 24: ...This page intentionally left blank 4 1 SSP 200 300 Rev I and later User s Manual ...

Страница 25: ... modem control handshake option and the RS 422 485 output driver enable option for full and half duplex operation is supported 4 1 Installing a SSP 200 300 Under Windows 2000 1 Insert the Quatech COM CD into an available CD ROM 2 Insert the SSP 200 300 into any available PC Card socket 3 You woll be promted to search for the correct driver Choose the drive where the Quatech COM CD is located and s...

Страница 26: ...4 Double click Serial Port Adapters 5 Double click Drivers 4 3 SSP 200 300 Rev I and later User s Manual ...

Страница 27: ...6 Double click on Windows 2000 XP for PCI PCMCIA ISA 7 Click on qserbrd and select open Windows 2000 4 4 ...

Страница 28: ...es in Windows 2000 use the system Device Manager To access Device Manager double click the System icon in the Windows 2000 control panel or click the My Computer icon on the Windows 2000 desktop with the right mouse button and select Properties from the pull down menu Click on the Hardware tab then click on the Device Manager Consult Windows 2000 on line help for details on the use of the Device M...

Страница 29: ...the SSP 200 300 is Quatech SSP 200 300 PCMCIA RS 422 RS 485 Serial Adapter 4 Open the Properties dialog for the SSP 200 300 device then click the Resources tab to view the Input Output Range and Interrupt Request resource allocations Examine and remember the Input Output Range then close the properties window 5 Double click the hardware class Ports Com and LPT The Quatech PCMCIA Serial Port listed...

Страница 30: ...he Windows 2000 Device Manager 2 Double click on the hardware class Quatech Multiport Serial Devices to list hardware devices in the class 3 The SSP 200 300 parent device belongs to this hardware class The device name for the SSP 200 300 is Quatech SSP 200 300 PCMCIA RS 422 RS 485 Serial Adapter 4 Open the Properties dialog for the SSP 200 300 device then click the Advanced tab to view the clock r...

Страница 31: ...Windows 2000 4 8 ...

Страница 32: ...rts hardware clock at double the standard rate The baud rate the port runs at will always be double the rate requested by the applications This mode is useful for legacy applicattions which cannot request baud rates over 115 200 230 400 X2 The X1 clock mode mimics 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 applic...

Страница 33: ...Windows 2000 4 10 ...

Страница 34: ... you transmit sometimes called echo Always Receive Receive Control RTS routed to CTS AUXIN routed to RCLK and TCLK routed to AUXOUT Used to connect ports transmitting at different baud rates In order to function all ports must have and use this feature Clocks RTS routed to AUXOUT AUXIN routed to CTS and TCLK routed to RCLK Used when RTS CTS handshaking is required Modem Control RTS routed to CTS A...

Страница 35: ...bled Any Clocking 0010 ISR Normal Always Enabled Any Handshaking 0009 ISR Normal DTR Controlled Any Loopback 0008 ISR Normal RTS Controlled Any Loopback 0007 ISR Normal Auto Toggle Any Loopback 0006 ISR 8x Always Enabled Any Loopback 0005 ISR Normal Always Enabled Any Loopback 0004 ISR Normal Always Enabled 2E8 2EF Loopback 0003 ISR Normal Always Enabled 3E8 3EF Loopback 0002 ISR Normal Always Ena...

Страница 36: ...d Any Loopback 0029 Scratch Pad Normal Always Enabled Any Loopback 0028 ISR 8x DTR Controlled Any Clocking 0027 ISR 8x DTR Controlled Any Handshaking 0026 ISR 8x RTS Controlled Any Clocking 0025 ISR 8x RTS Controlled Any Handshaking 0024 ISR 8x Auto Toggle Any Clocking 0023 ISR 8x Auto Toggle Any Handshaking 0022 ISR Normal DTR Controlled Any Clocking 0021 ISR Normal DTR Controlled Any Handshaking...

Страница 37: ...This scrolls you through all of the allowable resources for your hardware Pay attention to the conflict information at the bottom of the window Do not select a value that causes a conflict with any other installed hardware 10 If any changes have been made to theSSP 200 300 s configuration the card will automatically be reconfigured to the new resources specified Any time aPCMCIA card of this type ...

Страница 38: ...This page intentionally left blank 5 1 SSP 200 300 Rev I and later User s Manual ...

Страница 39: ...y supports the SSP 200 300 only in block addressing mode To begin the installation open Windows Explorer and search for the Setup exe command to install the Quatech Device Manager See following Windows Explorer figure D Serial Port Adapters Drivers Windows NT 4 0 for PCI PCMCIA ISA Once the installation is complete an icon will be placed on the desktop Windows NT Explorer Windows NT 5 2 ...

Страница 40: ...1 Locate and double click the Quatech Device Manager icon on the desktop Device Manager Icon on Desktop 5 3 SSP 200 300 Rev I and later User s Manual ...

Страница 41: ...2 Click the Add button at the bottom of the Quatech Device Manager Window 3 Follow the steps for the Add Quatech Hardware Wizard Windows NT 5 4 ...

Страница 42: ...SSP 200 300 PC Card should now be configured In the future Windows NT will automatically recognize and configure the SSP 200 300 Note Windows NT does not support Plug and Play for PCMCIA cards The PCMCIA Card must be inserted prior to starting Windows NT and can not be removed and reinserted while Windows NT is running 5 5 SSP 200 300 Rev I and later User s Manual ...

Страница 43: ... 1 1 Auxiliary Channel RTS CTS Handshaking The RTS CTS handshake may be enabled so that RTS request to send is the auxiliary output signal on AUX OUT pin 1 and AUX OUT pin 6 Similarly CTS clear to send is the auxiliary input signal on AUX IN pin 5 and AUX IN pin 9 This configuration is shown below RS 422 485 16C750 UART DATA OUT DATA IN AUX OUT AUX IN TXD RXD RTS CTS Drivers Receivers Driver Recei...

Страница 44: ...CTS from the 16C750 UART will be looped back to each other In addition the auxiliary output and input signals will be looped back to each other This configuration is shown below RS 422 485 16C550 UART DATA OUT DATA IN AUX OUT AUX IN TXD RXD RTS CTS Drivers Receivers Driver Receiver Driver Receiver Figure 0 Auxiliary Channel Handshaking Disabled 6 2 SSP 200 300 Rev I and later User s Manual ...

Страница 45: ...f Duplex 16C550 RTS DTR NOTE One of these three options must be selected via software configuration Full duplex operation is the default mode Full Duplex MUX Figure 0 RS 422 485 Driver Enable Options If RTS is selected as the signal to enable the output drivers setting bit 1 of the Modem Control Register to logic 1 will enable the output drivers and clearing bit 1 of the Modem Control Register to ...

Страница 46: ...essing the PCMCIA Configuration Register on the SSP 200 300 CAUTION When operating in half duplex mode the transmitter output drivers must be disabled before receiving any information Failure to do so will result in two output drivers being connected together which may cause damage to the adapter the computer and or the peripheral equipment 6 4 SSP 200 300 Rev I and later User s Manual ...

Страница 47: ...only to the external connector Any termination which is required must be added externally RS 422 485 Receiver Rt RXD RXD RS 422 485 Receiver Rt AUXIN AUXIN RS 422 100 ohm 1 2W resistor RS 485 60 ohms total resistance 120 ohms at each end Recommended Termination Resistor Values Figure 0 RS 422 485 Termination Hardware Information 6 5 ...

Страница 48: ...This page intentionally left blank 7 1 SSP 200 300 Rev I and later User s Manual ...

Страница 49: ...tor into a standard D 9 female connector data terminal equipment DTE as shown in the figures below Standard D 9 Female Figure 0 SSP 200 300 Adapter Cable D 9 Female Connector 1 2 3 4 5 9 8 7 6 AUXOUT DATAOUT GND DATAIN AUXIN AUXOUT DATAOUT DATAIN AUXIN Figure 0 RS 422 485 Signal Assignment External Connections 7 2 ...

Страница 50: ...This page intentionally left blank 8 1 SSP 200 300 Rev I and later User s Manual ...

Страница 51: ...rface PCMCIA PC Card Standard 2 1 compliant Physical Dimensions Type II PCMCIA card 5mm Maximum Baud Rate 921 6K Power Requirements 5 volts 20 mA typical 30 mA maximum Connector Adapter to standard female D 9 Specifications 8 2 ...

Страница 52: ...SSP 200 300 User s Manual Revision 3 12 March 2004 P N 940 0075 312 Quatech Inc ...

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