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14

Chapter 1

Installing the 82357A

Step 3: Connecting the 82357A

Connecting the 82357A to Your PC

This section shows steps to connect the 82357A to a USB port on your PC 
or to connect to your PC via a USB Hub. 

1

Connect to a USB Port.

 Make sure the PC is ON and plug the 82357A 

USB cable into any available USB port on your PC. Do not connect 
the 82357A to GPIB instruments at this time.

GPIB Connector. 
Connect to up to 14 
GPIB Instruments.

Green READY LED

Red FAIL LED

Green ACCESS LED

USB Cable. Connect 
to USB Port.

READY LED

82357A

ACCESS LED

FAIL LED

Connect to USB Port

USB Cable

Summary of Contents for USB/GPIB Interface Converter 82357A

Page 1: ...Agilent 82357A USB GPIB Interface Converter User s Guide ...

Page 2: ......

Page 3: ... 82357A 21 Setting 82357A Default Configuration 21 Setting 82357A Custom Configuration 24 Step 5 Connecting GPIB Instruments 27 Connecting a Single GPIB Instrument 27 Connecting Multiple GPIB Instruments 28 Step 6 Programming via the 82357A 29 Establishing Instrument Communication 29 Programming GPIB Instruments 30 Chapter 2 Using the 82357A 33 Modes of Operation 35 Initial 82357A Operating States...

Page 4: ...Driver Installation 51 Software Configuration Checks 52 Checking IO Control Operation 52 Check USB Scanner 53 Check for usbscan sys Windows 98 SE Only 54 Service Support Information 56 82357A Service Information 56 Contacting Agilent 56 Chapter 4 82357A User s Guide Information 57 Guide Contents 59 Guide General Information 60 Appendix A 82357A Specifications 63 Technical Specifications 65 Supplem...

Page 5: ...1 Installing the 82357A ...

Page 6: ...nt IO Libraries Suite Step 3 Connecting the 82357A Step 4 Configuring the 82357A Step 5 Connecting GPIB Instruments Step 6 Programming via the 82357A NOTE The 82357A USB GPIB Interface Converter is supported ONLY for PCs with Windows 98 Second Edition Windows Me Windows 2000 or Windows XP Professional operating systems These operating systems are specifically not supported Windows 98 First Gold Ed...

Page 7: ...hipment Check System Requirements Step 2 Installing Agilent IO Libraries Suite Check for Installed Libraries Install the Libraries Step 3 Connecting the 82357A Connect to a USB Port Observe Plug and Play Manager Step 4 Configuring the 82357A Set default configuration OR Set custom configuration Step 5 Connecting GPIB Instruments Connect single GPIB instrument OR Connect multiple GPIB instruments S...

Page 8: ...bottom of the 82357A matches the Serial Number shown on the Serial Number Label on the 82357A Kit Box and on the 82357A Certificate of Calibration If the Serial Numbers do not match contact Agilent If all Serial Numbers match you may want to record the Serial Number for future reference Agilent Technologies 82357A USB GPIB Interface Converter Agilent Automation Ready CD with Agilent IO Libraries S...

Page 9: ...ecommended and 64 MBytes RAM 96 MB recommended Hard Drive Space 215 MB for installation 160 MB for Microsoft NET Framework 55 MB for Agilent IO Libraries Suite 125 MB for operation 70 MB for Microsoft NET Framework 55 MB for Agilent IO Libraries Suite USB Port At least one USB port to connect 82357A Software Requirements Operating System Windows 98 SE Windows Me Windows 2000 Service Pack 4 or late...

Page 10: ...ries or Agilent IO Libraries Suite is installed on your PC a blue IO icon may be displayed on the Windows taskbar on the lower right hand side of the screen If either IO icon is displayed click the icon and click About Agilent IO Libraries Control to display the version The version must be L 01 00 or greater Note that Agilent IO Libraries Suite 14 0 was the revision NOTE See the Agilent IO Librari...

Page 11: ...ted Guide to install the libraries If the version of the Agilent IO Libraries is less than L 01 00 you must install the newer version included on your Automation Ready CD to support the 82357A If your version of the Agilent IO Libraries is at least L 01 00 but less than the version on your Automation Ready CD you may want to install the newer version to take advantage of new features and greater e...

Page 12: ...n Type drive autorun auto exe where drive is your CD drive letter 4 When the auto run window appears follow the directions in this window to install the Agilent IO Libraries Suite See the Agilent IO Libraries Getting Started Guide on your Automation Ready CD for a full description of installation options and installation troubleshooting information ...

Page 13: ... 82357A includes an attached USB cable that is USB 1 1 compliant This cable is shielded and the connector is specified for up to 1 500 insertions An 82357A can be directly connected to a single GPIB instrument or can be connected to up to 14 GPIB instruments via GPIB cables In addition several 82357As can be connected to your PC via standard USB hubs The following figure shows main 82357A hardware...

Page 14: ...ur PC via a USB Hub 1 Connect to a USB Port Make sure the PC is ON and plug the 82357A USB cable into any available USB port on your PC Do not connect the 82357A to GPIB instruments at this time GPIB Connector Connect to up to 14 GPIB Instruments Green READY LED Red FAIL LED Green ACCESS LED USB Cable Connect to USB Port READY LED 82357A ACCESS LED FAIL LED Connect to USB Port USB Cable ...

Page 15: ... Plug and Play Manager Sequence Windows XP Only Connecting the 82357A to a USB Hub This section shows steps to connect the 82357A to a USB port on your PC via a standard USB hub 1 Plug the power adapter into the hub and into an electrical outlet Make sure the hub is operating in self powered mode For example the following figure shows a 4 port self powered USB hub with two 82357A USB GPIB Interfac...

Page 16: ... three LEDs should be ON All three LEDs ON shows the 82357A has been successfully installed but is not yet configured for use with the Agilent IO Libraries b If all three LEDs are not ON after 10 seconds and all Windows Plug and Play Manager activity has ceased STOP See Chapter 3 Troubleshooting the 82357A for diagnostics information c If all three LEDs are still ON after 10 seconds go to Observin...

Page 17: ...y plugged into USB port 1 the sequence may appear If this 82357A is configured using the sequence the next time this 82357A is plugged into USB port 1 the sequence will not appear However if another 82357A is plugged into USB port 1 or if the 82357A with Serial Number US12345678 is initially plugged into USB port 2 the sequence may also appear NOTE This section shows typical displays for a Windows...

Page 18: ...oftware automatically Recommended and click Next 5 The Please wait while the wizard searches dialog box appears Wait until the initializing process completes and then click Next 6 The Hardware Installation dialog box appears NOTE Ignore the statement If your hardware came with an installation CD or floppy disk insert it now as the software has already been installed NOTE Although the statement Con...

Page 19: ...re automatically Recommended and then click Next 9 The Please wait while the wizard searches dialog box appears Wait until the initializing process completes and click Next 10 A different version of the Hardware Installation dialog box appears NOTE Ignore the statement If your hardware came with an installation CD or floppy disk insert it now as the software has already been installed NOTE Althoug...

Page 20: ...1 The Please wait while the wizard installs the software dialog box appears After the installation is complete click the Next button to display the Agilent 82357A USB GPIB Interface Detected dialog box Go to Step 4 Configuring the 82357A to continue the installation ...

Page 21: ...o indicate the 82357A has been successfully installed but has not yet been configured 2 82357A Interface Detected Box Appears After an 82357A has been connected to a USB port and the Windows Plug and Play Manager NOTE You must have Administrator privileges to install the IO Libraries Suite and to run the Connection Expert utility If you do not have Administrator privileges the default configuratio...

Page 22: ...know the VISA Interface Name also called VISA interface ID and SICL Interface Name also called SICL interface ID as shown on the dialog box You may want to record these values now In Connection Expert you can see these interface IDs displayed in the detail pane NOTE Connecting Multiple 82357As An Agilent 82357A USB GPIB Detected dialog box should appear each time you plug an 82357A into a USB port...

Page 23: ...ustom Configuration 6 Only the READY LED Should Remain ON After you click OK or click the x box the dialog box disappears and only the green READY LED should remain ON to indicate the 82357A has been configured 7 Configure Multiple 82357A Interface Converters If you have more than one 82357A in your system repeat 1 6 for each additional interface converter VISA Interface ID _______________________...

Page 24: ... verify that all three LEDs on the 82357A are still ON to indicate the 82357A has been successfully installed but has not yet been configured 2 82357A Interface Detected Box Appears After an 82357A is connected to a USB port and the Windows Plug and Play Manager installation sequence completes an Agilent 82357A USB GPIB Interface Detected dialog box may appear This dialog box will not appear if th...

Page 25: ...ace Name the Logical Unit and GPIB address values as required Then click the OK button to apply the new settings 8 Only the Green READY LED Should Remain ON After you click OK the properties dialog box disappears and only the green READY LED should remain ON to indicate the 82357A has been configured The USB GPIB icon and property pane in Connection Expert should show a green check mark indicating...

Page 26: ...an see these values at any time by running Connection Expert and selecting the USB GPIB interface 10 Configure Multiple 82357A Interface Converters If you have more than one 82357A in your system repeat 6 9 for each additional interface converter VISA Interface ID _______________________________ SICL Interface ID _______________________________ NOTE At any time after the Agilent IO Libraries Suite...

Page 27: ...necting a Single GPIB Instrument The following figure shows connection from a single GPIB instrument to the GPIB port on an 82357A When you have made the connection for your system go to Step 6 Programming via the 82357A You may want to record the primary GPIB address of the attached instrument for future programming use CAUTION To avoid damage to the connectors only finger tighten the connectors ...

Page 28: ...address of each attached instrument for future programming use NOTE Although the figure shows 82357A connection to GPIB Instrument 1 the connection can be to any GPIB instrument in the system Be sure to first connect the GPIB cable to the GPIB instrument and then piggy back the 82357A GPIB connector to the GPIB cable GPIB Cables 82357A USB Cable GPIB Instrument 2 GPIB Instrument 3 GPIB Instrument ...

Page 29: ... Communication Programming GPIB Instruments Establishing Instrument Communication When the Agilent IO Libraries Suite was installed on your PC an IO utility called VISA Assistant was also installed You can use VISA Assistant to verify communication between your PC and connected GPIB instruments To use VISA Assistant for IEEE 488 2 or SCPI instruments 1 Click the blue IO icon on the Windows taskbar...

Page 30: ...a the 82357A USB GPIB Interface Converter using the Agilent VISA VISA COM and SICL IO Libraries You can program in various languages applications including Visual Basic Visual C Agilent VEE and National Instruments LabVIEW See the applicable User s Guide such as the Visual Basic User s Guide for programming guidelines You can also find additional programming examples using various IO Libraries and...

Page 31: ...unction call in a VISA program or in the iopen function call in a SICL program Connection Expert assigns an Interface ID and Logical Unit LU Number to the interface hardware as well as other necessary configuration values for an interface when the interface is configured Typically the LU Number is automatically assigned and you can ignore its setting The LU Number is used internally as a unique id...

Page 32: ...iopen hpib7 4 iopen hpib 3 Typical System Installation 82357 USB GPIB Interface Open IO path to GPIB instrument at address 5 using 82357 Open IO path to GPIB instrument at address 4 using 82357 Open IO path to GPIB instrument at address 3 using 82357 Open IO path to GPIB instrument at address 5 using 82357 Open IO path to GPIB instrument at address 4 using 82357 Open IO path to GPIB instrument at ...

Page 33: ...2 Using the 82357A ...

Page 34: ...34 Chapter 2 Using the 82357A This chapter describes normal operating states for the 82357A and gives guidelines to use the 82357A including Modes of Operation Setting Configuration Parameters ...

Page 35: ...cription LED States READY FAIL ACCESS Green Red Green 82357A is connected to a USB port on the PC or on a USB hub but no power is applied to the 82357A Power is applied to the 82357A from the USB port but startup firmware not yet downloaded Host computer has downloaded startup firmware to the 82357A The 82357A has been installed but not yet configured 82357A has been configured for operation with ...

Page 36: ...e 82357As at any time without reconfiguring the interface This allows exchanging 82357As among users as long as only one 82357A is attached at any one time Multiple Mode Features In contrast when two or more 82357As are connected to the system at the same time each 82357A must have its own specific set of operating parameters and each 82357A Serial Number is bound to its operating parameters In mu...

Page 37: ...57A The first time an 82357A is attached to a system assuming the Agilent IO Libraries Suite is installed the software recognizes that an 82357A is attached If Connection Expert is not running the software displays an Agilent 82357A USB GPIB Interface Detected dialog box that allows you to accept the current settings If Connection Expert is running it automatically refreshes displaying the 82357A ...

Page 38: ...B interface in its tree view you can then change the properties of the interface in Connection Expert The VISA and SICL interface IDs Logical Unit and GPIB Address may be viewed at any time in the property pane of the Connection Expert To view this window click the blue IO icon and then click Agilent Connection Expert Then if you plug in another 82357A with a different Serial Number the new 82357A...

Page 39: ... ID or the LU or GPIB Address value or if you want to check the values highlight the USB GPIB interface in the explorer view tree view of the Connection Expert window Click the Change Properties button in the property pane to display the Agilent 82357 Interface Converter dialog box Choose the settings you want and then click OK Clicking Cancel will cause the configuration set in the preceding dial...

Page 40: ...eout floor value that is an internal requirement to ensure reliable USB communication The 82357A will not allow timeouts LESS than the floor value By default VISA SICL timeouts are set to an infinite time To programmatically determine the timeout floor you can set the timeout to a very small value such as 1 msec and then query for the actual timeout floor value VISA and SICL examples follow Exampl...

Page 41: ...e no less than VI_AG_GPIB_T1DELAY_MIN or no greater than VI_AG_GPIB_T1DELAY_MAX This value is defined in Agilent s visa h header file To use this value you must define AGVISA_ATTRIBUTES before the include visa h in your C or C source file The 82357A supports T1 delays from 350 nsec to max_value in steps of 40 nsec You can find out the actual value by calling viGetAttribute Setting T1 Value With SI...

Page 42: ...42 Chapter 2 Using the 82357A Setting Configuration Parameters Notes ...

Page 43: ...3 Troubleshooting the 82357A ...

Page 44: ...oubleshooting guidelines and service support information for the Agilent 82357A USB GPIB Interface Converter The chapter contents are Troubleshooting Flowchart Hardware Checks Software Installation Checks Software Configuration Checks Service and Support Information ...

Page 45: ...after at least 10 seconds have elapsed since the 82357A was connected to a USB port and all Windows Plug and Play Manager activity has ceased Then If all LEDs are OFF start with Hardware Checks If the red FAIL LED is ON start with Software Installation Checks If all LEDs are ON start with Software Configuration Checks After taking the steps in the check sequence use the boxes at the bottom of the ...

Page 46: ... LED ON contact Agilent After Doing These Checks y If all three LEDs are ON contact Agilent START Hardware Checks Check Cables USB Interface Host PC Reboot PC Verify Driver Installation Check USB Scanner Check IO Control Operation Check for usbscan sys W indows 98 SE Only Check Device Manager Typical Cause No power on USB bus or device turned off by W indows Plug and Play Manager Typical Cause Agi...

Page 47: ... a good connection to the USB port on the PC or on the USB hub If you are using a USB hub verify that the hub is connected to the PC 2 Unplug replug the 82357 USB cable If this does not change the LED status try plugging the 82357A into another USB port 3 Check PC USB Port Verify that the PC USB port is functional and powered such as checking by using another USB device 4 Check PC State Verify tha...

Page 48: ...ct System Hardware Device Manager From Device Manager select 82357 and then Properties Tab to Driver and click Reinstall Driver This will allow the Windows Plug and Play Manager to begin searching for a driver for the 82357A Since Device Manager may have disabled the 82357A USB device click Enable to restart the 82357A NOTE If you are using a USB scanner scanner conflicts are possible See Check US...

Page 49: ...lug replug the USB cable to restore 82357A operation If this does not correct the problem go to Verify Agilent IO Libraries Suite Installation Verify Agilent IO Libraries Suite Installation When only the red LED is ON after 10 seconds and all Windows Plug and Play Manager activity has ceased start your troubleshooting sequence by verifying IO Libraries installation If any action taken results in a...

Page 50: ...neither the IO icon nor the Agilent IO Libraries program group is displayed no Agilent IO Libraries are installed In this case or if the installed version is not L 01 00 or greater you must install the newer version see Step 2 2 Install Agilent IO Libraries as Required If Version L 01 00 or greater of the Agilent IO Libraries or IO Libraries Suite is not installed on your PC use this step Otherwis...

Page 51: ...nstalling the 82357A to install the libraries If you do not have the Automation Ready CD you can download the Agilent IO Libraries Suite from http www agilent com find iolib If only the FAIL LED remains ON go to Hardware Checks If all three LEDs turn ON go to Software Configuration Checks If the red FAIL LED still does not turn OFF contact Agilent Windows 2000 Program Files C Program Files Agilent...

Page 52: ...ies are installed and the blue IO icon is displayed However if the IO Control is deactivated SICL VISA applications that are running with the 82357A will malfunction Some symptoms that may occur when IO Control is not active include Connection Expert is not running but an Agilent 82357A USB GPIB Interface Detected dialog box does not appear when an 82357A is first connected to a USB port Connectio...

Page 53: ...Control b If the blue IO icon is not displayed either the icon display has been turned off or the IO Control and associated iproc82357 exe and iprocsvr exe are not active In this case select Start Programs Agilent IO Libraries Suite and click IO Control to re start the IO Control and display the blue IO icon Check USB Scanner In general USB scanners do not cause problems with the 82357A However if...

Page 54: ...ibraries Suite and connect an 82357A to a USB port a Windows Plug and Play Manager dialog box appears that queries you for the location of usbscan sys driver20 cab If this dialog box appears If you have a Windows 98 SE CD Insert the CD and browse to x Win98 The install process will resume and the 82357A will begin operation If you do not have a Windows 98 SE CD Click Cancel on the dialog box Then ...

Page 55: ...braries With this method the 82357A install software found in the Agilent IO Libraries Suite installer cleans the Windows Registry of any memory of an 82357A being on the system forcing the Plug and Play Manager to query again for the location of usbscan sys This method has the side effect of removing any Agilent IO Libraries Suite IO Configurations established previously Disconnect all 82357As fr...

Page 56: ...B GPIB Interface Converter If you suspect a hardware failure for the 82357A contact Agilent for instructions to return the unit See the following section Contacting Agilent for telephone numbers web site address Contacting Agilent You can reach Agilent Technologies at this telephone number for the Americas Americas Call Center 1 800 829 4444 For other countries contact your country s Agilent suppo...

Page 57: ...4 82357A User s Guide Information ...

Page 58: ...58 Chapter 4 82357A User s Guide Information This chapter provides general information for the 82357A User s Guide including Guide Contents Guide General Information ...

Page 59: ...stall the 82357A and the Agilent IO Libraries Suite to connect the 82357A to your PC to configure the 82357A and to program GPIB instruments via the 82357A Chapter 2 Using the 82357A Describes 82357A modes of operation and shows how to set 82357A configuration parameters Chapter 3 Troubleshooting the 82357A Gives guidelines to troubleshoot the 82357A including hardware and software checks and prov...

Page 60: ...Technologies shall not be liable for any direct indirect special incidental or consequential damages whether based on contract tort or any other legal theory in connection with the furnishing of this document or the use of the information in this document U S Government Restricted Rights The Software and Documentation have been developed entirely at private expense They are delivered and licensed ...

Page 61: ...stered trademarks of Microsoft Corporation All other brand and product names are trademarks or registered trademarks of their respective companies Printing History Edition 1 January 2002 Edition 2 March 2003 Edition 3 May 2004 Edition 4 November 2004 Manual part number 82357 90002 Copyright Information Agilent Technologies 82357A USB GPIB Interface Converter User s Guide Copyright 2002 2004 Agilen...

Page 62: ...ndards EMC Standard IEC 61326 1 1997 A1 1998 EN 61326 1 1997 A1 1998 CISPR 11 1990 EN 55011 1991 IEC 61000 4 2 1995 A1 1998 EN 61000 4 2 1995 IEC 61000 4 3 1995 EN 61000 4 3 1995 IEC 61000 4 4 1995 EN 61000 4 4 1995 IEC 61000 4 6 1996 EN 61000 4 6 1996 Canada ICES 001 1998 Australia New Zealand AS NZS 2064 1 Limit Group 1 Class A 4 kV CD 8 kV AD 3 V m 80 1000 MHz 0 5 kV signal lines 3 V 0 15 80 MH...

Page 63: ...A 82357A Specifications ...

Page 64: ...64 Appendix A 82357A Specifications This appendix lists 82357A USB GPIB Interface Converter Technical Specifications and Supplementary Information ...

Page 65: ...al Basic 6 0 Visual C 6 0 Visual Studio NET Agilent VEE 6 0 or greater BASIC for Windows LabVIEW 6 0 or greater General Characteristics Power USB bus powered device 5V 500 mA max 200 mA typ Connectors Standard 24 pin IEEE 488 Standard USB A USB Hubs Self powered hubs Optional Dimensions 105 mm L x 64 mm W x 30 mm H includes connectors Weight 215 grams Cable 2 5 Meters shielded 1500 insertions Indi...

Page 66: ...sions or VISA Servant sessions IEEE 488 1 and IEEE 488 2 Compliance The 82357A is in full compliance with IEEE 488 1 and IEEE 488 2 specifications The 82357A fully supports IEEE 488 1 subsets AH1 C1 C2 C3 C4 C27 DC0 DT0 LE3 PP0 RL0 SH1 SR0 and TE7 SRQ Response Time SRQ response time is slower than with the 82350 PCI GPIB interface as an artifact of the USB implementation In addition sharing the US...

Page 67: ... configuration setting 21 device manager checking 48 E examples IO Interface Configuration 31 H hardware checks 47 hardware description 13 high performance operation setting 41 I initial operating states 35 installing the 82357A before you install 8 configuring the 82357A 21 connecting GPIB instruments 27 connecting the 82357A 13 installing IO Libraries Suite 10 programming via 82357A 29 steps to ...

Page 68: ...pend resume operation 49 system requirements checking 9 T T1 delay default 66 telephone number Agilent 56 timeout floor values setting 40 trademark information 61 troubleshooting check device manager 48 hardware checks 47 software configuration checks 52 software installation checks 49 suspend resume operation 49 troubleshooting flowchart 45 troubleshooting the 82357A 44 U USB cables checking 47 U...

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Page 70: ... 82357 90002 User s Guide 82357 90002 Agilent Technologies Inc Printed in Malaysia November 2004 E1104 ...

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