National Instruments GPIB-ENET/100 manuale d’uso

GPIB Getting Started with Your GPIB-ENET/100 and NI-488.2 ™ for Mac OS GPIB-ENET/100 for Mac OS November 2000 Edition Part Number 322878 A-01[...]

Support Worldwide Technical Support and Product Information 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 7[...]

Important Information Warranty The GPIB hardware is warranted against defects in materials and workmanship for a period of two years from the date of shipment, as evidenced by receipts or other documentation. National Instruments will , at its option, repair or replace equipment that proves to be defective during the warranty period. This warranty [...]

Compliance FCC/Canada Radio Frequency Interference Compliance* Determining FCC Class The Federal Communication s Commission (FCC) has rules to protect wireless comm unications from interference. The FCC places digital electronics into two classes. These classes ar e known as Class A (for use in industrial- commercial locations only) or Class B (for[...]

• Connect the equipment into an outlet on a circuit diffe rent from that to which the rec eiver is connected. • Consult the dealer or an experienced radio/TV technician for help. Canadian Depart ment of Communicati ons This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil [...]

© National Instruments Corporation vii GPIB-ENET/100 for Mac OS Contents About This Manual Conventions ............ ........... .............. ............ ........... .............. ........... ............ .............. .... x i Related Documentation ............... ........... .............. ........... .............. ............ ............[...]

Contents GPIB-ENET/100 for Mac OS viii ni.com Chapter 4 GPIB Configuration Configuring the NI-488.2 Software Characteristics .................... .............. .............. ...... 4-1 Changing the Software Settings ...................... .............. ........... .............. ......... 4-1 Restart Your Computer ............ ........... ......[...]

Contents © National Instruments Corporation ix GPIB-ENET/100 for Mac OS Figures Figure 1-1. GPIB-ENET/100 Front Panel ................. .............. ............ .............. ....... 1-3 Figure 2-1. GPIB-ENET/100 Baseplate Identification Label ................ ........... ....... 2-2 Figure 2-2. GPIB-ENET/100 Rear Panel ............. .........[...]

© National Instruments Corporation xi GPIB-ENET/100 for Mac OS About This Manual This manual contains instructions to hel p you install and configure the National Instruments G PIB-ENET/100 and NI-488.2 for Mac OS. The NI-488.2 software included in this kit is in tended for use with Mac OS 8.1 or higher with at least 32 MB memory . This manual ass[...]

About This Man ual GPIB-ENET/10 0 for Mac OS xii ni.com Related Documentation The following documents contain information that you might find helpful as you read this manual: • ANSI/IEEE Standard 488.1-1987, IEEE S tandard Digital Int erface for Programmabl e Instrumentation • ANSI/IEEE Standard 488.2-1992, IEEE S tandard Codes, Formats, Protoc[...]

© National Instruments Corporation 1-1 GPIB-ENET/100 for Mac OS 1 Introduction This chapter lists what you need to get started and optional equipment you can order , and briefly describes the G PIB-ENET/100 hardw are and NI-488.2 for Mac OS . What Y ou Need to Get Started Before you install your GPIB-ENET/100 hardware and NI-488.2 for Mac OS, make[...]

Chapter 1 Introduction GPIB-ENET/10 0 for Mac OS 1-2 ni.com ❑ One of the following shielded GPIB cables, which you can purchase from National Instruments: – T ype X1 single-shielded cables (1, 2, or 4 m) – T ype X2 double-shielded cables (1, 2, or 4 m) Caution T o meet FCC emission lim its for this device, you must use a shielded (T ype X1 or[...]

Chapter 1 Introduction © National Instruments Corporation 1-3 GPIB-ENET/100 for Mac OS Y ou can use either the Dynamic Host Configuration Protocol (DHCP) or a simple Ethernet c onfiguration utility to con f igure the GPIB-ENET/1 00 without the need for any dip switches or jumpers. Installati on options include rack mountin g, DIN rail mounting, wa[...]

Chapter 1 Introduction GPIB-ENET/10 0 for Mac OS 1-4 ni.com The LEDs sho w the current status of the GPIB-ENET/100. T able 1-1 describes each LED. NI-488.2 Over view The NI-488.2 software for Mac OS is a comprehensive set of programs and drivers. It simplifies the job of programming the GPIB-ENET/100 to function as an IEEE 488.2 (GPIB) Con troller [...]

Chapter 1 Introduction © National Instruments Corporation 1-5 GPIB-ENET/100 for Mac OS T ime-Saving Development T ools Your kit includes the NI-488.2 software for Mac OS. In addition, you can order LabVIEW from National Instruments. LabVIEW incl udes instrument driver libraries that make it easier to commun icate with your GPIB instrum ents. LabVI[...]

© National Instruments Corporation 2-1 GPIB-ENET/100 for Mac OS 2 Installation This chapter describes ho w to install NI-488.2 for Mac OS and the GPIB-ENET/100. Installing NI-488.2 Caution V irus detectio n software might pre vent the installer from copying important files to the System Folder .Y o u must disable or bypass any virus pre vention so[...]

Chapter 2 Installation GPIB-ENET/10 0 for Mac OS 2-2 ni.com Installing the GPIB-ENET/100 Hardware Complete the following steps to install yo ur GPIB-ENET/100. Step 1. Record the Serial Number , Ethernet Address, and Default Hostname When you configure the GPIB-ENET/100 for use on your network, y ou will need to differentiate it from o ther network [...]

Chapter 2 Installation © National Instruments Corporation 2-3 GPIB-ENET/100 for Mac OS Step 2. Connect the Cables Note If you do not hav e an Ethernet cable, as listed i n the What You Need to Get Started section of Chapter 1, Introduction , contact National Instruments for ordering information. Figure 2-2 shows the locations of the po wer, Ethern[...]

Chapter 2 Installation GPIB-ENET/10 0 for Mac OS 2-4 ni.com Figure 2-3. Connecting Power to the GPIB-ENET/100 Note Do not connect GPIB devices to your GPIB port until you use NI-488 Config to configure NI-488.2 as described in Chapter 4, GPIB Configuration ,a n dt h e nr u n NI-488.2 Test to verify the software installation, as described in Chapter[...]

Chapter 2 Installation © National Instruments Corporation 2-5 GPIB-ENET/100 for Mac OS The time required for assigning the IP address depends on you r network a n dt h ec o n f i g u r a t i o no fy o u rG P I B - E N E T / 1 0 0 .A l l o wu pt o9 0s e c o n d s and observe the state of the PWR/RDY LED to determine th e outcome of the self tests. [...]

© National Instruments Corporation 3-1 GPIB-ENET/100 for Mac OS 3 Ethernet Configuration This chapter describes how to use the NI Ethernet Device Configuration utility to configure the network parameters of the GPIB-EN ET/100. You can use this utility for any of the following purposes: • Manually configure the network parameters or enable DHCP ?[...]

Chapter 3 Ethernet Configur ation GPIB-ENET/10 0 for Mac OS 3-2 ni.com Using the NI Ethernet Device Configuration Utility If your network admini strator tells you to assign the IP add ress manually, run the NI Ethernet Device Configuration ut ility. To run the u tility, complete the followin g steps: 1. Open the Ethernet/100 folder in the NI-488 .2[...]

Chapter 3 Ethernet Configuratio n © National Instruments Corporation 3-3 GPIB-ENET/100 for Mac OS • *Unconfigured* indicates the device is configured to use DHCP , b u tD H C Pf a i l e dt oa t t a i nn e t w o r kp a r a m e t e r s . • *Busy* indicates the device i s conf igured to use DHCP and currently is attempting to acquire network para[...]

Chapter 3 Ethernet Configur ation GPIB-ENET/10 0 for Mac OS 3-4 ni.com Changing the Network Settings Your GPIB-ENET/100 must be in n etwork configuration mo de if you want to change its network settings. Any changes yo u make will not take effect while in normal operating mode. 1. When you select Properties... from the NI Ethernet Device Configurat[...]

Chapter 3 Ethernet Configuratio n © National Instruments Corporation 3-5 GPIB-ENET/100 for Mac OS Ho we ver , some DHCP servers do not i mplement hostname registration. The GPIB-ENET/100 requires Domain Name Server (DNS) registration when using DHCP . If your DHCP server does not support DNS registration, you must use static network parameters. Co[...]

Chapter 3 Ethernet Configur ation GPIB-ENET/10 0 for Mac OS 3-6 ni.com 4. (Optional) Y ou can enter a comment to help you identify the device. 5. Click OK to confi gure the device , or Cancel to e xit w ithout saving the configuration changes. 6. Click Exit to close the NI Ethernet Device Configuration utili ty . The de vice automatically reboots w[...]

Chapter 3 Ethernet Configuratio n © National Instruments Corporation 3-7 GPIB-ENET/100 for Mac OS For a Network without a Network Administrator If you are assemb ling your own sm all Ethernet net work, you can choo se your own IP addresses. The format of the IP addresses is determ ined by the subnet mask. You should use the same subnet mask as the[...]

Chapter 3 Ethernet Configur ation GPIB-ENET/10 0 for Mac OS 3-8 ni.com V erifying the Hostname The NI Ethernet Device Configuration utility automati cally verifies that the hostname for each DHCP-enabled device matches the DNS entry for the assigned IP address. This verification process automatically occurs when you eith er run the uti lity or clic[...]

Chapter 3 Ethernet Configuratio n © National Instruments Corporation 3-9 GPIB-ENET/100 for Mac OS 4. Re vie w the network parameter settings in the Properties displ ay . 5. Confirm that the de vice is in network configuration mode and click OK . The device reboots with the ne w setting s in ef fect. 6. After the device reboots, click Refresh to v [...]

© National Instruments Corporation 4-1 GPIB-ENET/100 for Mac OS 4 GPIB Configuration This chapter describes ho w to configure your Mac OS computer to use the GPIB-ENET/100. Configuring the NI-488.2 Software Characteristics The default settings for NI-488.2 work for most applications and devices. However, you might want to change a device name or p[...]

Chapter 4 GPIB Configuration GPIB-ENET/10 0 for Mac OS 4-2 ni.com Figure 4-1. Ethernet Settings in NI-488 Config 3. T o choose a GPIB bus to use with your GPIB-ENET/100, check one o f the bus sele ction b oxes at the top of the screen. There are no restrictions on which box you shou ld check. NI-488 Config displays the number of the next a vailable[...]

Chapter 4 GPIB Configuratio n © National Instruments Corporation 4-3 GPIB-ENET/100 for Mac OS For more information about NI-488 Config , refer to Chapter 6, GPIB Configuration Uti lity ,i nt h e NI-488.2 User Manual for M acOS . Restart Y our Computer Exit NI-488 Config and restart your Macintosh so tha t the changes you made in the configuration [...]

© National Instruments Corporation 5-1 GPIB-ENET/100 for Mac OS 5 V erify the Installation This chapter describes how to verify the software installation. If you encounter hardware problems, please refer to the Troubleshooting Hardware Problems section in Appendix B, Troubleshooting a nd Common Questions . V erifying the Software Installation The [...]

Chapter 5 Verify the Installation GPIB-ENET/10 0 for Mac OS 5-2 ni.com Connecting the GPIB Cable When you finish verifying the installation, you can connect the GPIB cable to your GPIB-ENET/100. Note I fy o ud on o th a v eaG P I Bc a b l e ,a sl i s t e di nt h e What You Need to Get Started section of Chapter 1, Introduction , contact National In[...]

© National Instruments Corporation 6-1 GPIB-ENET/100 for Mac OS 6 Using Y our GPIB-ENET/100 and NI-488.2 This chapter lists some general programming requirements and describes how to use the follo wing various options av ailable with the GPIB-ENET/100 and NI-488.2 for Mac OS: • Dynamic Host Con figuratio n Protocol (DHC P) • Configuration Rese[...]

Chapter 6 Using Y our GPIB-ENET/100 and NI-488.2 GPIB-ENET/10 0 for Mac OS 6-2 ni.com 90 seconds at power on. In this situation, you will need to obtain a static IP address from your network administrator and configure the device yourself using th e NI Ethernet Device Configuration utilit y . Refer to the Choosing a Static IP Address section in Cha[...]

Chapter 6 Using Y our GPIB-ENET/100 and NI-488. 2 © National Instruments Corporation 6-3 GPIB-ENET/100 for Mac OS Using the CFG RESET Switch during Operation While the GPIB-ENET/100 is operational, as indicated by a steady yellow PWR/RDY LED, you can use the CFG RESET switch to place the box int o network configuration mod e. You then can use the [...]

Chapter 6 Using Y our GPIB-ENET/100 and NI-488.2 GPIB-ENET/10 0 for Mac OS 6-4 ni.com Using the CFG RESET Switch at Power -On If you want to reset the unit to its default network characteristics, you can use the CFG RESET switch at power-on. By pressing and holding th e CFG RESET switch while you power on the GPIB-ENET/100, the network parameters r[...]

Chapter 6 Using Y our GPIB-ENET/100 and NI-488. 2 © National Instruments Corporation 6-5 GPIB-ENET/100 for Mac OS Note The NI Ethernet Device Firmware Update utility cannot update the f irm ware while any network connections are acti ve. Close any open connections before you attempt a firmw are update. Hosts cannot connect to the GPIB-EN ET/100 wh[...]

Chapter 6 Using Y our GPIB-ENET/100 and NI-488.2 GPIB-ENET/10 0 for Mac OS 6-6 ni.com 5. The utility prompts you to confirm the change you are about to perform. Click OK to continue. A s the update utili ty transfers the fi rmware image to your GPIB-ENET/100, the Update Progress status bar fills, and the Current status box describes each step in th[...]

© National Instruments Corporation A- 1 GPIB-ENET/1 00 for Mac OS A PWR/RDY LED Signaling This appendix describes how to interpret the PWR/RDY LED error codes. PWR/RDY LED Over view The PWR/RDY LED has sev eral purposes on the GPIB-ENET/100. When you f ir st power on the unit, the PWR/RDY LED alternates rapidly between red and yellow while it comp[...]

Appendix A PWR/RDY LED Signaling GPIB-ENET/10 0 for Mac OS A- 2 ni.co m Step 1. Count the Long Flashes A three-second interv al, during which the PWR/RDY LED is yello w , separates each repetition of the sequence. The sequence begins with a series of long one-second flashes — that is, o ne second red, one second yello w . These l ong flashes repr[...]

© National Instruments Corporation B- 1 GPIB-ENET/1 00 for Mac OS B T roubleshooting and Common Questions This appendix describes how to troubleshoot problems and answers some common questions. T roubleshooting Hardware Problems T ry one of th e following solutions if you encounter hardware problems: • V erify that all cables are securely connec[...]

Appendix B T roubleshooting a nd Common Questions GPIB-ENET/10 0 for Mac OS B- 2 ni.co m • The entry in the Bus/Device menu should correspon d to the bus number displayed below the checked b us s election box. • The IP address or hostnam e of the GPIB-ENET/100 should be visible in the IP Address edit box. V erify that this address is correct. U[...]

Appendix B T roubleshooting an d Common Question s © National Instruments Corporation B- 3 GPIB-ENET/1 00 for Mac OS What do I do if I ha ve installed NI-488.2 and now my Macintosh crashes upon startup? T ry changing the name of the NI-488 INIT to ZNI-488 INIT . Because INITs load in alphabetical orde r , the ZNI-488 INIT will load last, pre venti[...]

Appendix B T roubleshooting a nd Common Questions GPIB-ENET/10 0 for Mac OS B- 4 ni.co m Why does the NI Ether net Device Conf iguration utility l ist my box as *BUSY* when I know my netw ork uses DHCP? For up to one minute, the GPIB-ENET/100 attem pts to retriev e network parameters from a DHCP serv er . During this time, *BUSY* appears in the uti[...]

Appendix B T roubleshooting an d Common Question s © National Instruments Corporation B- 5 GPIB-ENET/1 00 for Mac OS When should I use IBIC 488.2? Y ou can use IBIC 488.2 to practice commun ication with your instrumen t, troubleshoot problems, and develop your application program. For more information about IBIC 488.2 , refer to Chapter 4, Interf [...]

© National Instruments Corporation C- 1 GPIB-ENET/1 00 for Mac OS C Specifications This appendix describes the characteristics of the GPIB-ENET/100 and the transfer rates of the NI-488.2 software, along with the recommended operating conditio ns. Electrical Characteristics Input power requirements .................. .... 9 – 30 VDC Current requi[...]

Appendix C Specifications GPIB-ENET/10 0 for Mac OS C- 2 ni.co m Software Characteristics Maximum software transfer rate 1 ...........800 kbytes/s Electrostatic Discharge Protection Non-isolated devices........................... .... 1.5 kV Connectors Ethernet connector .............. .............. ...... RJ-45 GPIB connector . ..................[...]

© National Instruments Corporation D-1 GPIB-ENET/100 for Mac OS D 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 di agnostic resources include f requently asked questions, knowledge b[...]

Appendix D T echnical Support Resour ces GPIB-ENET/10 0 for Mac OS D-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 orldwide Of fices section of ni.com . Branch of fice web sites pro vi de up-to-date contact informati[...]

© National Instruments Corporation G-1 GPIB-ENET/100 for Mac OS Glossar y Pref ix Meaning V alue m- milli- 10 – 3 c- centi- 10 – 2 k- kilo- 10 3 M- mega- 10 6 Symbols ° degrees % percent A A amperes ANSI American Nationa l Standards Institute API Application Programmi ng Interface B bb i t s Bb y t e s C CC e l s i u s[...]

Glossary GPIB-ENET/10 0 for Mac OS G-2 ni.com D DHCP Dynamic Host Configurat ion Protocol DNS Domain Name Server E EMI electromagnetic interference F FCC Federal Communications Commission G gg r a m s GPIB General Purpose Interface Bus H Hz hertz I I/O input/output IEEE Institute of Electrical and Electronic Engineers in. inches IP Internet Protoc [...]

Glossary © National Instruments Corporation G-3 GPIB-ENET/100 for Mac OS M m meters MB megabytes of memory N NIC network interface card S s seconds V V volts VAC volts alternatin g current[...]

© National Instruments Corporation I-1 GPIB-ENET/100 for Mac OS Index A adding a GPIB-ENET/100 to GPIB system, 4-1 to network, 2-4 C cables Ethernet connection, 2-3 GPIB cable types, 1-2 GPIB connection, 5-2 network cable types, 1 -1 power connection, 2-3 CFG RESET switch accessing Ethernet Device Configuration utility, 6-3 if hosts are connected,[...]

Index GPIB-ENET/10 0 for Mac OS I-2 ni.com E electrical characteristics, C-1 environmental characteristics, C-1 error checking, B-5 error code, A-1 Ethernet address, 2-2 Ethernet connection location, 2-3 Ethernet Device Configuration util ity ! shown on device listing, 3-8 accessing during normal operation, 6-3 busy device, 3-3, B-3, B-5 example (f[...]

Index © National Instruments Corporation I-3 GPIB-ENET/100 for Mac OS I IBIC 488.2 using, 6-6, B-5 information to record, 2-2 INIT files managing and renaming, B-3 installation disabling virus protection , 2-1 Ethernet cable, 2-3 getting started, 1-1 GPIB cable, 5-2 GPIB-ENET/100, 2-2 NI-488.2, 2-1 power cable, 2-3 verification, 5-1 IP address acq[...]

Index GPIB-ENET/10 0 for Mac OS I-4 ni.com NI-488 Config changing NI-488.2 settings, 4-1 example (figure), 4-2 locating and starting, 4-1 proper Ethernet settings, B-1 running before conn ecting GPIB devices, 2-4 NI-488.2 components, 1-4 function information, 6-6 IBIC 488.2 utility, 6-6 installing, 2-1 interfaces supported by thi s version, B-2 lan[...]

Index © National Instruments Corporation I-5 GPIB-ENET/100 for Mac OS resetting default network characteristics, 6-4 restarting after using NI-488 Con fig utility, 4-3 S software configuring NI-488.2, 4-1 installation, 2-1 overview, 1-4 transfer rate (maximum), C-2 verification test, 5-1 specifications electrical characteristics, C-1 environmental[...]