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1.0  EDITION December 1998

Photon

Twin 9 RS232

,EVH[EVI1ERYEP

Содержание CC-607

Страница 1: ... 1 0 EDITION December 1998 Photon Twin 9 RS232 EVH EVI 1ERYEP ...

Страница 2: ...ivalent unit COPYRIGHT COPYRIGHT 1985 1998 All rights reserved No part of this hardware circuitry or manual may be duplicated copied transmitted or reproduced in any way without the prior written consent of the Manufacturer Due to the Manufacturers commitment to quality software is subject to continuous improvements information regarding upgrades can be obtained from your supplier supplied to you ...

Страница 3: ...1988 Level 2 TIA EIA 232 E FCC Class A To comply with the requirements for UL certification the following installation requirements should be observed 1 This card is intended for use in a UL listed IBM compatible PC 2 The maximum current consumption of this card is less than 500mA DC it should therefore be installed in a motherboard connection capable of delivering a minimum current of 500mA DC ...

Страница 4: ...escribes the two configurable options and lists all the possible DIP Switch options settable on the card Chapter 2 Installing the card into the PC Explains how to open the PC and insert a new serial card Chapter 3 Software Installation This chapter details how to install and configure the Photon 4 Card in Windows 3 x Windows 95 98 and Windows NT Chapter 4 RS232 Port Cabling ...

Страница 5: ...t Installation 14 Adding an PCI Photon Twin 9 Serial Card 15 Settings for Photon Twin 9 Card COM1 Present 16 Settings for Photon Twin 9 Card COM1 2 Present 16 Settings for Photon Twin 9 Card COM1 to 4 Present 17 Configuring The COM Ports 18 Changing Serial Port Settings 18 Deleting Ports in Windows 19 Restarting Windows 19 Configuring Ports in Windows 95 and 98 20 Windows 95 98 Installation Proced...

Страница 6: ... Serial Solutions for Windows NT 33 CHAPTER 4 RS232 PINOUTS AND PORT CABLING 34 Introduction 34 The RS232 Standard 34 Serial Port Pin Outs 35 9 Pin D Serial Port RS232 Cables 35 9 Pin D Serial Port Connection To Another PC 36 9 Pin D Serial Port To A Modem 38 9 Pin D Serial Port Loop Back Connector 38 INDEX 40 ...

Страница 7: ...onal PCI Photon cards PCI Photon Twin 9 Card Features Two independent RS232 Serial ports Reliable communications up to 50 feet 15m and beyond 100 16C550 PC Compatible serial port up to 230 400 baud 16550 Compatible FIFO provides 128 byte input and 128 byte output buffer on each port Full modem control TXD RXD DSR DCD DTR RTS CTS and RI signals Fully double buffered for reliable asynchronous operat...

Страница 8: ... 7 Dimensions 5 x 3 in 120 x 85 mm I O Connection Serial Port 1 9 pin Male D type Serial Port 2 9 pin Male D type Weight 84g Configuring PCI Cards PCI cards by definition require no hardware configuration and can be installed directly from the box ...

Страница 9: ... manner everything should work first time If it does not then check the software selectable communications parameters Baud rate Parity stop bits first and that the communications program is attempting to access the serial port installed If this fails to solve the problem check the cable connections Finally check that the card is indeed configured as you believed NOTE Always turn the computer OFF b...

Страница 10: ...l to ensure that the gold plated PCB fingers fits neatly into the I O expansion connector Press down firmly but evenly on the top of the PC Serial card Figure 2 2 STEP 5 The D connectors should fit neatly through the slot s aperture to the outside world NB Use the screw kept back from the blanking cover to screw the PC Serial retaining bracket into the PC back panel housing STEP 6 Now replace the ...

Страница 11: ...l card is installed correctly ii Ensure that other cards in the PC have not been upset iii Ensure that the power is connected and the PC is switched ON n If all these have been checked and the PC still does not power up then there is probably a conflict of I O address between the PC Serial card and another board in the PC Ask your dealer to check this ...

Страница 12: ... PCI Photon Twin 9 Card into a free PCI slot and power up the PC 2 Determine the resources that the PCI Photon Twin 9 has claimed 3 Inform Windows 3 x of those resources Determining PCI Photon Twin 9 Resources Insert the card into a PC as described in Chapter 2 power up the PC From DOS Run BBCARDS EXE Found on the Serial Solutions CDROM by typing the following HVMZI HMWOMQK WWYXMP TGM FFGEVHW I I ...

Страница 13: ...FF40 The Bank address determines the COM Port Base addresses in the following manner COM Base of port 1 the Bank Address COM Base of port 2 the Bank Address 8hex Serial Solutions Installation for Windows 3 x To install the software from the supplied disk insert the disk from Windows Program Manager s File menu choose Run and in the Command Line entry window type drive diskimg sswin3x setup exe whe...

Страница 14: ...LDER version of a component then the NEWER version component must be FIRST removed by selecting the component s button in the Uninstall column then selecting the Continue button If only logical ports COM1 to COM9 are to be used then de select the Comms API library option button in the Install column This library is only necessary to allow the use of logical ports greater than COM9 e g COM10 COM11 ...

Страница 15: ...PCI Photon Twin 9 Software Installation Chapter 3 Page 14 Serial Port Installation From Main select Control Panel Click on Serial Ports The following dialogue will be displayed ...

Страница 16: ...lowing 5 settings in the order given jEach Port should have the Standard button selected each port on the Photon Twin 9 Card is a independent serial port Standard Settings kThe COM Base address is the I O address of each serial card lThe IRQ as indicated by the BBCARDS exe program mThe UART on the Photon port is an enhanced 16550 called the 16950 n Having selected the 16950 you can then set the FI...

Страница 17: ...2 FF40 11 16950 Default COM3 FF48 11 16950 Default The BBCARDS Values may be different from your machine Settings for Photon Twin 9 Card COM1 2 Present COM Port COM Base IRQ UART FIFO Trip BBCARDS Values FFC0 10 COM3 FFC0 10 16950 Default COM4 FFC8 10 16950 Default The BBCARDS Values may be different from your machine Card Port 1 Card Port 2 Card Port 1 Card Port 2 ...

Страница 18: ... 5 16950 Default The BBCARDS Values may be different from your machine Select the OK button to finish adding the port This will display a Windows restart message but do not restart until you have installed all four ports Be sure to restart Windows after all serial ports have been added so that the new configuration takes effect Figure 3 3 After Adding a PHOTON Card COM1 present Card Port 1 Card Po...

Страница 19: ...ings in the COM Ports to match the baud rate parity settings etc of the remote serial device l Highlight the serial port required e g COM2 in Serial Ports Control Panel l Click on the Settings button to change the communications settings Figure 5 3 l Select the appropriate communications settings which must match the communications settings on the remote device l Click on the OK button to leave th...

Страница 20: ... Note Due to problems with the standard Windows Serial Ports Applet in the Control Panel Make sure that there are no gaps in the numbering of the first four serial ports COM 1 4 If necessary leave a place holder otherwise Windows may automatically reorder the COM port numbers resulting in serious problems Restarting Windows Whenever certain values have been changed in the Advanced window a message...

Страница 21: ... should be added to the PC per boot E g if three PCI Photon cards are to be installed then the whole of the following procedure needs to be carried out three times Windows 95 98 Installation Procedures Insert the card in a free PCI slot power up the PC Windows 95 should then load normally During the booting process Windows 95 will detect the card and briefly display a message box indicating the de...

Страница 22: ...PCI Photon Twin 9 Software Installation Chapter 3 Page 21 Figure 3 5 CDROM Installation Path Drive will be the letter of your CDROM drive ...

Страница 23: ...ters See below If there are no other serial port cards installed above COM 4 the PCI Photon Twin 9 will appear as COM5 COM6 If there already are more than 5 COM ports installed the Multiport card ports will appear as the next highest available COM ports PCI Photon Cards do not appear with the COM1 to COM4 assignment since these ports are reserved for legacy ISA cards PCI Photon Twin 9 Card Setting...

Страница 24: ...sage other than those for the selected card itself are not checked so it is advisable to first check which COM ports are in use port availability can be checked by viewing the Device Manager Force Configuration This allows the user to select a particular In Out Address for one or more of the ports This is usually only necessary when running old applications in the DOS box that access ports at hard...

Страница 25: ...ry in the Device Manager and selecting the Port Settings tab will display Settings available in this window are Baud Rate Data Bits Parity Stop Bits Flow Control Restore Defaults When clicked this will reset the selected port to the default values of Baud Rate 9600 Data Bits 8 Parity None Stop Bits 1 Flow Control Xon Xoff Change to suit remote device ...

Страница 26: ...ur of the driver The Default behaviour of the driver is to operate on a wysiwyg what you see is what you get basis meaning the Baud rate than application selects will be the Baud rate of the data leaving the port Selecting Double changes the driver behaviour in the following ways For applications using the above dialogue e g HyperTerminal there will be no change ...

Страница 27: ...ttings available in this window are FIFO settings Enable FIFO turns the selected ports FIFO buffer on or off It is strongly recommended that the FIFO for all ports is left enabled Extend FIFO When the FIFO is enabled the default FIFO size is 16 Bytes The extended FIFO size is 128 Bytes Receive Buffer These settings allow the selection of a receiver FIFO trigger setting Selecting a low value will a...

Страница 28: ...FO trigger setting Selecting a low value will send fewer data bytes per interrupt and this is recommended if you are communicating to a slower machine Selecting a high value will send more data bytes per interrupt and will give more time for multi tasking operations The trigger options in the case of the Photon Card s 128 byte FIFO are 1 32 64 and 112 Restore Clicking on this port will restore the...

Страница 29: ...chapter 2 and restart Place the supplied HandyWEB CDROM in a suitable drive and from the Start Menu choose Run and enter drive Diskimg ssnt setup exe where drive is the path to the drive containing the installation disk Selecting the OK button begins the conventional InstallShield setup process there are no options for this installation all items must be installed in the NT System32 directory Once...

Страница 30: ...3 Page 29 Examining Card Configuration Go to Control Panel Start Menu Settings Control Panel and double click on Serial Solutions After adding a Photon Twin 9 Card COM 1 present you will be presented with a Serial Solutions Port Configuration window ...

Страница 31: ... the following window Settings available in this window are 1 Baud Rate determines the baud rate at which the selected port operates providing it is not overridden by any serial comms applications in use PCI Photon Twin 9 will operate correctly up to 230 400 baud at distances of up to 10 meters Note Many serial comms applications will not actually register the ports as running at baud rates of abo...

Страница 32: ... window are 1 FIFO settings Use FIFO Buffers turns the selected ports FIFO buffer on or off It is strongly recommended that the FIFO for both ports is left enabled Receive Buffer These settings allow the selection of a receiver FIFO trigger setting Selecting a low value will lessen the likelihood of data loss due to overrun errors when Photon Twin 9 cards are installed in slower host PCs running p...

Страница 33: ... an older external serial device Setting a high value will give better overall system performance when the host PC has multiple applications running simultaneously Be warned many older devices or even modern PC s without PHOTON ports cannot deal with long bursts of data especially at high Baud rates 2 Defaults When clicked this button resets the advanced properties to the followed settings Use FIF...

Страница 34: ...stalling Serial Solutions for Windows NT To uninstall Serial Solutions for Windows NT From Control Panel open the Add Remove Programs applet then be certain to close the Control Panel Select from the list Serial Solutions for Windows NT Click the Add Remove button ...

Страница 35: ...loop back connector The RS232 Standard The RS232 standard is ancient in computer industry terms Introduced in 1962 it is now widely established RS232 is a slow Photon short distance single ended transmission system i e only one wire per signal Typical RS232 maximum cable length is 50 feet with a maximum data rate of 20K bits per second Figure 4 1 RS232 Point To Point Connection RS232C Standard 1 D...

Страница 36: ...ice to use cables with screws fitted that will allow you to fasten the cable securely to the PC card In general you will need to make up a cross over cable to correctly interface the PC to the RS232 port of another computer or device Traditionally making up the cross over cable has been 4 2 6392 2 4 2 86 271 88 8 8 4 2 6 8 6 4 2 6 59 78 83 7 2 6 87 4 2 8 7 8 6 76 4 2 0 6 83 7 2 87 4 2 8 66 6 8 8 4...

Страница 37: ...level 2 Connect the Transmit and Receive lines together Line 3 TXD Port 2 goes to line 3 RXD of the other PC Line 2 RXD Port 2 goes to line 2 TXD of the other PC This allows each to receive the data transmitted by the other 3 Connect the Port 2 DTR line pin 4 to the other PC DCD pin 8 and CTS pin 5 lines Also connect up the other PC DTR line pin 20 to the Port 2 DCD pin 1 and CTS pin 8 lines This ...

Страница 38: ...age 37 Figure 4 3 9 Pin D Serial Port To Other PC Cable AT SERIAL PORT Side Other PC SERIAL PORT Side 9 PIN D CONNECTOR 9 PIN D CONNECTOR 89 0 6 46 7 28 8 32 7 1 8 6 46 7 28 8 32 9 PIN D CONNECTOR 25 PIN D CONNECTOR 7 1 8 6 46 7 28 8 32 89 0 6 46 7 28 8 32 ...

Страница 39: ... adapter given in Figure 4 5 9 Pin D Serial Port Loop Back Connector A loop back connector can be used to echo RS232 data transmitted by a serial port back into its own RS232 receiver In this way the function of the serial port can be tested For an AT style Serial Port use the a female 9 way connector wired as in Figure 4 4 Figure 4 4 9 Pin D Serial Loop Back Connector 9 PIN D CONNECTOR 25 PIN D C...

Страница 40: ... 25 Way Adapter This adapter cable makes the AT style 9 pin serial port look like the standard PC 25 pin serial port It is NOT a cross over cable 9 Pin AT SERIAL PORT 25 Pin PC SERIAL PORT 9 Pin Female D Connector 25 Pin Male D Connector 89 0 6 46 7 28 8 32 7 1 8 6 46 7 28 8 32 ...

Страница 41: ...n Windows 95 23 connectors 9 35 cross over 35 38 39 CTS 6 36 DCD 6 36 DSR 6 36 DTR 6 36 FIFO 6 handshake 36 installation 8 Installing Ports In Microsoft Windows NT 4 0 28 Installing Ports In Windows 3 x 11 Installing Ports In Windows 95 98 20 jumper 8 loop back 34 38 Maximum Baud Rate 25 modem 6 pin outs 34 36 port ports 6 8 20 28 34 35 36 38 39 receive 36 RI 6 RS232 6 8 11 34 35 38 ...

Страница 42: ...PCI Photon Twin 9 Index RTS 6 36 RXD 6 36 serial port 6 8 20 28 34 36 38 39 SISR 12 speed 6 stop bits 8 TXD 6 36 Uninstalling Serial Solutions PCI for Windows NT 33 Windows 2 4 20 28 ...

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