National Instruments PCMCIA Serial Hardware and Software for Windows Me/9x manuale d’uso

Serial Getting Started with Your PCMCIA Serial Hardware and Software for Windows Me/9 x PCMCIA Serial for Wind ows Me/9x September 2000 Edition Part Number 3218 27C-01[...]

Support Worldwide Technical Support and Product Info rmation ni.com National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin, Texas 78759-3504 USA Tel: 512 794 0100 Worldwide Offices Australia 03 9879 5166, Austria 0662 45 79 90 0, Belgium 02 757 00 20, Brazil 011 284 5011, Canada (Calgary) 403 274 9391, Canada (Ontario) 905 [...]

Important Information Warranty The serial hardware is warranted against defects in materials and workmanship for a period of one year from the date of shipmen t, as evidenced by receipts or othe r documentation. National Instruments will , at its option, repair or replace equipment that pro ves to be defective during the warranty period. This warra[...]

Compliance FCC/Canada Radio Frequency Interference Compliance* Determining FCC Class The Federal Communications Commission (FCC) has rules to protect wireless communications from interference. The FCC places digital electronics into two c lasses. These classes are known as Class A (for use in industria l- commercial locations only) or Class B (for [...]

• Connect the equipment into an outlet on a circuit different f rom that to which the receiver is connected. • Consult the dealer or an experienced radio/T V technician for help. Canadian Departmen t of Communications This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil n[...]

© National Instruments Corporation vii PCMCIA Serial for Windows Me/9x Contents About This Manual Conventions ............ ........... .............. .............. ............ .............. ........... .............. ............. x i Related Documentation ............ .............. ........... .............. ............ .............. ......[...]

Contents PCMCIA Serial for Windows Me/9x viii ni.com Advanced Port Settings ............ ........... .............. ............... .............. ........... ...... 3-3 Transceiver Mode ................. ............ .............. .............. .............. ...... 3-4 Use FIFO Buffers ................. .............. ............ .............[...]

Contents © National Instruments Corporation ix PCMCIA Serial for Windows Me/9x Figures Figure 2-1. Add/Remove Programs Properties Dialog Box..................... .............. .. 2-1 Figure 2-2. NI-Serial Setup Screen ................ .............. ........... ............... .............. .... 2-2 Figure 2-3. Inserting a PCMCIA Serial Card....[...]

© National Instruments Corporation xi PCMCIA Serial for Windows Me/9x About This Manual This manual contains instructions to help you inst all and configure the National Instruments serial hardware and the NI-Serial software for W indo ws Me/9 x . This manual includes information about the PCMCIA-232, PCMCIA-2 32/2, PCMCIA-232/4 , PCMCIA-485, and [...]

About This Manual PCMCIA Serial for Windows Me/9x xii ni.com Related Documentation The following documents contain information that you might find helpful as you read this manual: • ANSI/EIA-232-D Standard, Interface Between Data Terminal Equipment and Data Circuit-Terminatin g Equipment Employing Serial Binary Data Interchange • EIA/RS-422-A S[...]

© National Instruments Corporation 1-1 PCMCIA Serial for Windows Me/9x 1 Introduction This chapter explains ho w to use this manual, lists what you need to get started and optional equip ment you can order , and briefly describes the serial hardware and the NI-Serial soft ware. How to Use This Manual Ye s No Chapter 2 Chapter 3 Write Application P[...]

Chapter 1 Introduction PCMCIA Serial for Windows Me/9x 1-2 ni.com What Y ou Need to Get Started Before you install your serial hardware and the NI-Serial software, make sure you have all of the following items: ❑ W indo ws Me/9 x installed on your computer ❑ One of the follo wing serial interfaces, which is included in your kit: – PCMCIA-232 [...]

Chapter 1 Introduction © National Instruments Corporation 1-3 PCMCIA Serial for Windows Me/9x The PCMCIA-485 interfaces support four hardware transcei ver c ontrol modes for reliable communicatio n with two-wire and four-wire de vices. Refer to Chapter 4, Using Your Serial Hardware , for more information about transceiv er control modes. All of th[...]

Chapter 1 Introduction PCMCIA Serial for Windows Me/9x 1-4 ni.com T ime-Saving Development T ools Your kit includes the NI-Serial software for Windows M e/9 x . In additi on, you can order the LabWindows/CVI or LabV IEW software from National Instruments to speed your application development time and make it easier to communicate with your in strum[...]

© National Instruments Corporation 2-1 PCMCIA Serial for Windows Me/9x 2 Installation and V erification This chapter describes how to install the NI-Serial software, serial hardware, and cables, and how to v erify the installati on. Install the Software Install the NI-Seri al software for Win dows Me/9 x before y ou install the hardware: 1. Select[...]

Chapter 2 Installation and Verification PCMCIA Serial for Windows Me/9x 2-2 ni.com 3. Click on the Install button. 4. When prompted, insert the NI-Serial Software for Windows 2000/NT/Me/9x CD and click on the Next b utton to proceed. The software installa tion wizard be gins with the screen sho wn in Figure 2-2. Figure 2-2. NI-Serial Setup Screen T[...]

Chapter 2 Insta llation and Verification © National Instruments Corporation 2-3 PCMCIA Serial for Windows Me/9x Install the Hardware To install the PCMCIA-232 or PCMCIA-485 in your computer, first start Windows Me /9 x . If the card is not already inserted, insert it into a free PC Card (PCMCIA) socket the same way y ou insert a disk into a floppy[...]

Chapter 2 Installation and Verification PCMCIA Serial for Windows Me/9x 2-4 ni.com V erify the Installation When you begin to verify the installatio n, keep in mind that the serial ports built into the computer are typically named from COM1 to COM4. Windows Me/9 x typical ly issues port names to the ports on NI serial hardware starting with COM5, C[...]

Chapter 2 Insta llation and Verification © National Instruments Corporation 2-5 PCMCIA Serial for Windows Me/9x Figure 2-4. Device Manager Ports List for PCMCIA Serial Card Correctly Installed[...]

Chapter 2 Installation and Verification PCMCIA Serial for Windows Me/9x 2-6 ni.com Figure 2-5. Device Man ager Ports List for PCMCIA Serial Card Incorrectly Installed V erify the Hardware Resources For every port of the newly installed serial interface, double-click on the name of the serial port in the Device Manager. Then, click on the Resources [...]

Chapter 2 Insta llation and Verification © National Instruments Corporation 2-7 PCMCIA Serial for Windows Me/9x Determine Which Physical Port Is Associated with COMx For every port of the newly installed serial interface, double-click on the name of the serial port in the Device Manager. Then, click on the Port Settings tab. The top of this page d[...]

Chapter 2 Installation and Verification PCMCIA Serial for Windows Me/9x 2-8 ni.com Connect the Cables For the PCMCIA serial cards, you can use the standard DB-9 connector found on most serial cables. Figure 2-6 and T able 2-1 giv e the pin lo cations and d escriptions of the DB-9 connector , which is found on the PCMCIA serial cable. Figure 2-6. DB[...]

Chapter 2 Insta llation and Verification © National Instruments Corporation 2-9 PCMCIA Serial for Windows Me/9x Connecting T wo-Wire Devices The PCMCIA-485 boards are designed to work with either two- or four-wire devices. If you are using a two-wire device, refer to the device documentation for specifi c wiring instructions. In general, half-dupl[...]

© National Instruments Corporation 3-1 PCMCIA Serial for Windows Me/9x 3 Configuration This chapter describes how to vie w or change the communication po rt settings. View or Change Communication Port Settings The serial config uration util ity is fully i ntegrated with t he Windows Me/9 x Device Manager. You can use it to examin e or modify the c[...]

Chapter 3 Configuration PCMCIA Serial for Windows Me/9x 3-2 ni.com After you ha ve selected the serial port parameters for the current port, click on the OK b utton to sav e the changes or click on the Cancel butto n to exit the dialog box without saving changes. Port Settings T ab On the Port Settings tab, you can change any of the settings by cli[...]

Chapter 3 Configuration © National Instruments Corporation 3-3 PCMCIA Serial for Windows Me/9x Bits per Second Bits per second , or baud rate, is the speed for a serial port. Data Bits Data bits is the number of data bits in a single serial byte. Parity Parity is the specification for even, odd, or no parity bits in each transmitted byte. Stop Bit[...]

Chapter 3 Configuration PCMCIA Serial for Windows Me/9x 3-4 ni.com The following sections describe the adv anced settings opti ons. T ransceiver Mode This field shows the transceiver mode in use, and applies only to PCMCIA-485 boards. F or more information about tr ansceiver modes, r e f e rt o C h a p t e r4 , Using Your Serial Hardware . Use FIFO[...]

© National Instruments Corporation 4-1 PCMCIA Serial for Windows Me/9x 4 Using Y our Serial Hardware This chapter describes how to set the hardw are transcei ver control mode for your RS-485 interfaces and lists some general programming requ irements. General Programming Requirements The NI-Serial software is fully integrated into the standar d Wi[...]

Chapter 4 U sing Y our Seria l Hardware PCMCIA Serial for Windows Me/9x 4-2 ni.com Note Signal names with an ov erscore, such as DTR , indicate that the signal is activ e low . Four -Wire Mode Use the four-wire mode for most full-duplex systems. In th is mode, the transmitter and receiver are always enabled. This mode is the default. T wo-Wire Mode[...]

Chapter 4 Using Y our Serial Hardware © National Instruments Corporation 4-3 PCMCIA Serial for Windows Me/9x T wo-Wire Mode: TXRDY Auto Control In this mode, the serial hardware transparently enables the transmitter and receiver in a two-wire system. U se this mode to remove the burden of flow control from your application. By co nnecting the tran[...]

Chapter 4 U sing Y our Seria l Hardware PCMCIA Serial for Windows Me/9x 4-4 ni.com The scratch register is located at offset 7 from the base address of the port. For e xample, if COM2 were located at base address 0x3F8, and you wanted to set the PCMCIA-485 board to two-w ire mode with DTR control, you would write a 0x02 to I/O address 0x3FF . The P[...]

© National Instruments Corporation A-1 PCMCIA Serial for Windows Me/9x A Serial Port Information This appendix describes the RS-232, RS-422, and RS-485 standards and explains some of the issues in volv ed with these types of serial communication. T able A-1 lists the features of the RS-232, RS-422, and RS-485 standards. RS-232 As specified in the [...]

Appendix A Serial Port Information PCMCIA Serial for Windows Me/9x A-2 ni.com distances of 50 ft and with data rates up to 20 kbytes/s. Ho we ver , because of improv ements in line dri vers and cabling, you can usually increase the actual performance of the b us past the limitations on speed and distance recommended in the specification. RS-422 As [...]

Appendix A Serial Port Information © National Instruments Corporation A-3 PCMCIA Serial for Windows Me/9x Serial Communication Issues This section explains some serial communication issues, incl uding duplex architectures, termination methods, bias resistors, and types of connecting equipment. Duplex Architectures Duplex refers to the means of ban[...]

Appendix A Serial Port Information PCMCIA Serial for Windows Me/9x A-4 ni.com Figure A-1. T ypica l Full-Duplex System Half Duplex A typical half-duplex multidrop bus architecture also in volv es a master-slav e protocol. Howe ver , in a half-duplex system, all transm itters and recei vers are connected to the same transmission line. A half-duple x[...]

Appendix A Serial Port Information © National Instruments Corporation A-5 PCMCIA Serial for Windows Me/9x T erminati o n Because each dif ferential pair of wires is a transmission line, you must properly terminate the line to prev ent reflection s. A common method of terminating a two-wire m ultidrop RS-485 networ k is to install termin ating resi[...]

Appendix A Serial Port Information PCMCIA Serial for Windows Me/9x A-6 ni.com Figure A-4. Straight-Through Cabling in a DTE-to- DCE Inter face Straight-through cabling is still th e standard method to connect a modem to your PC. Ho wev er , because many applications use serial communication to connect two or more DTEs without modems, the cabling be[...]

© National Instruments Corporation B-1 PCMCIA Serial for Windows Me/9x B Uninstalling the Hardware and Software This appendix describes ho w to uninstall your serial hard ware and the NI-Serial software. Uninstall the Hardware Before physically removing the serial hardware, you must remove the hardware information from the W indows Me/9 x Device M[...]

Appendix B Uninstalling the Hardware and Sof tware PCMCIA Serial for Windows Me/9x B-2 ni.com 5. Select the National Instruments port to remov e from the list of ports, as sho wn in Figure B-1. Figure B-1. Selecting an Inter face to Uninstal l 6. Click on the Remove button. Note To remove ports on two-port and four-port PCMCIA cards from with in th[...]

Appendix B Uninstalling the H ardware and Software © National Instruments Corporation B-3 PCMCIA Serial for Windows Me/9x Uninstall the Software Before uninstalling the software, remove all serial port information from the W indows Me/9 x Device Manager , as describe d in the pre vi ous section. Y ou do not need to shut down W indows Me/9 x before[...]

Appendix B Uninstalling the Hardware and Sof tware PCMCIA Serial for Windows Me/9x B-4 ni.com 3. Select the serial software you want to remov e, and click on the Add/Remove button. The uninstall program runs and removes all folders, programs, VxDs, DLLs, and re gistry entries associated with the NI-Serial software. Figure B-3 sho ws the results of [...]

© National Instruments Corporation C-1 PCMCIA Serial for Windows Me/9x C T roubleshooting and Common Questions This appendix describes ho w to troubleshoot problems and answers some common questions. Freeing an Interrupt Request Level T o free an interrupt request lev el for your serial port, yo u must disable the de v ice that is using the interr[...]

Appendix C T roubleshooting and Co mmon Questions PCMCIA Serial for Windows Me/9x C-2 ni.com Selecting Conflict-Free Resources When the Device Manager i ndicates a conflict with another device, you can usually correct the problem by manually selecting conflict-free resources. T o do so, complete the follo wing steps: 1. Select Start » Settings » [...]

Appendix C T roubleshooting and Common Questions © National Instruments Corporation C-3 PCMCIA Serial for Windows Me/9x • If the utility reports fe wer ports installed than it shoul d, refer to Chapter 2, Installation and Verification , and follow these troubleshooting steps: 1. V erify the hardware resources. 2. In some versions of W in dows Me[...]

Appendix C T roubleshooting and Co mmon Questions PCMCIA Serial for Windows Me/9x C-4 ni.com 4. Click on the View devices by type button. 5. Double-click on the Ports (COM & LPT) icon to display a list of all ports that W indows recognizes. If you ha ve previously installed a PCMCIA serial card, double-click on Other Devices , where W i ndows l[...]

Appendix C T roubleshooting and Common Questions © National Instruments Corporation C-5 PCMCIA Serial for Windows Me/9x Common Questions How can I determine which type of serial hardwar e I hav e installed? 1. Select Start » Settings » Control Panel and double-click on the System icon. 2. Click on the Device Manager tab and click on the View dev[...]

Appendix C T roubleshooting and Co mmon Questions PCMCIA Serial for Windows Me/9x C-6 ni.com In most cases, W indows Me/9 x does not assign names COM1 through COM4 to the serial hardware. Rather , it names the ports starting with COM5. If you assi gn any of the base addresses in T able D-1 to a National Instruments seri al port, W indows Me/9 x aut[...]

Appendix C T roubleshooting and Common Questions © National Instruments Corporation C-7 PCMCIA Serial for Windows Me/9x Figure C-2. Multi-Function Ada pter Class in the Device Manager How do I r emove inf ormation about PCMCIA two-port or four -port serial cards fr om the Device Manager? Because the two-port PCMCIA cards are single ph ysical de vi[...]

© National Instruments Corporation D-1 PCMCIA Serial for Windows Me/9x D Specifications This appendix describes the characteristics of the serial hardware, the NI-Serial software, along with th e recommended operating conditions. Hardware Specifications Table D-1. Physical Ch aracteristics of the PCMCIA Serial Cards Characteristic Specif ication D[...]

Appendix D Specifications PCMCIA Serial for Windows Me/9x D-2 ni.com Software Specifications Table D-2. Environmental Characteristics of the Serial Hardware Characteristic Specif ication Operating En vironment Component T emperature Relati ve Humidity 0 to 70 ° C 10 to 90%, noncondensing Storage En vironment Te m p e r a t u r e Relati ve Humidity[...]

© National Instruments Corporation E-1 PCMCIA Serial for Windows Me/9x E T echnical Support Resources W eb Support National Instruments W eb support is your first stop for help in solving installation, configuration, and application pro blems and questions. O nline problem-solving and diagnost ic resources include frequently asked questions, knowl[...]

Appendix E T echnic al Support Resources PCMCIA Serial for Windows Me/9x E-2 ni.com W orldwide Support National Instruments has of fices located around the world to help address your support needs. Y ou can access our branch off ice W eb sites from the W o rldwide Of fices section of ni .com . Branch of fice W eb sites provide up-to-date contact in[...]

© National Instruments Corporation G-1 PCMCIA Serial for Windows Me/9x Glossar y Pref ix Meaning V alue p- pico- 10 – 12 n- nano- 10 – 9 µ- micro- 10 – 6 m- milli- 10 – 3 k- kilo- 10 3 M- mega- 10 6 G- giga- 10 9 t- tera- 10 12 ° degrees Ω ohms % percent A amperes ANSI American Nationa l Standards Institute bb i t s Bb y t e s baud bit[...]

Glossary PCMCIA Serial for Windows Me/9x G-2 ni.com DCD data carrier detect DCE data communications equipment or data circuit-terminating equipment DLL dynamic link li brary DMA direct memory access DSR data set ready DTE data terminal equipment DTR data terminal ready — the ov erscore denotes that the signal is acti ve low duplex the means of ba[...]

Glossary © National Instruments Corporation G-3 PCMCIA Serial for Windows Me/9x MB megab ytes of memory PC personal computer PCI Peripheral Components Interconnect RAM random-access memory RI ring indicat or R TS request to send RX recei ve RXD recei ve data — the o verscore denotes that the signal is acti ve lo w s seconds SCSI Small Computer S[...]

© National Instruments Corporation I-1 PCMCIA Serial for Windows Me/9x Index A add/remove programs properties dialog box (figure), 2-1, B-3 advanced port setting s, 3-3 dialog box (figure), 3-3 transceiver mode, 3-4 using FIFO buffers, 3-4 advanced transceiver control for the PCMCIA-485, 4-1 four-wire mode, 4-2 setting transceiver contro l mode, 4[...]

Index PCMCIA Serial for Windows Me/9x I-2 ni.com DOS-based addresses (table), C-5 DTE vs. DCE, A-5 DTE-to-DCE interface, A-6 straight-through cabling in (figure), A-6 DTE-to-DTE interface, A-6 null-modem cabling in (figure), A-6 duplex architectures, A-3 full duplex, A-3 half duplex, A-4 E environmental characteristics, D-2 F FIFO buffers, 3-4 flow[...]

Index © National Instruments Corporation I-3 PCMCIA Serial for Windows Me/9x NI-Serial setup screen (figure), 2-2 null-modem cabling in a DTE-to-DTE interface (figure), A-6 O optional equipment, 1-2 overview of serial hardware, 1-2 overview of serial software, 1-3 P parity, 3-3 PCMCIA-485 advanced transceiver contro l for, 4-1 setting transceiver [...]

Index PCMCIA Serial for Windows Me/9x I-4 ni.com successful uninstallation (figure), B-4 uninstalling, B-3 setting transceiver contro l mode, 4-3 setting with DeviceloControl, 4-4 setup screen for NI-Serial so ftware (figure), 2-2 software installation, 2-1 getting started, 1-2 software specifications, D-2 specifications, D-1 environmental characte[...]