User Manual: Family of 10-bit Digitizers
ZM020170B Rev.D
XZ060
A
GILENT
CQIRIS
U
SER
M
ANUAL
F
AMILY OF
10-
BIT
D
IGITIZERS
For Use with DC Series Digitizers
Models covered:
DC122 / DC152
DC222 / DC252 / DC282
Страница 1: ...User Manual Family of 10 bit Digitizers ZM020170B Rev D XZ060 AGILENT ACQIRIS USER MANUAL FAMILY OF 10 BIT DIGITIZERS For Use with DC Series Digitizers Models covered DC122 DC152 DC222 DC252 DC282 ...
Страница 2: ...plied with a purchased product will be replaced at your request with the latest revision in electronic format At Agilent Technologies we appreciate and encourage customer input If you have a suggestion related to the content of this manual or the presentation of information please contact your local Acqiris representative or Acqiris Technical Support support acqiris com or come visit our web site ...
Страница 3: ...onment variables for the Firmware 22 2 4 Installing the Hardware 23 2 5 After Restarting 23 2 5 1 Windows 2000 23 2 5 2 Windows XP 23 2 6 LabVIEW RT 26 2 7 Installing the IVI COM C Driver 26 2 8 Distribution for Windows 2000 XP and Linux 26 3 PRODUCT DESCRIPTION 27 3 1 Overview 27 3 2 Channel Input 28 3 2 1 Standard High Impedance Coupling 28 3 2 2 Impedance 28 3 2 3 Input Protection 28 3 2 4 Mezz...
Страница 4: ...le Offset and Coupling 41 4 2 6 Trigger 42 4 2 7 Acquisition Mode 42 4 2 8 Timebase and Memory 43 4 2 9 Using digitizers of different models simultaneously 43 4 2 10 Segmented Memory 44 4 2 11 Display Features Zoom and Persistence 44 4 3 Top Line Menu of AcqirisLive 45 4 4 Setup 45 4 5 Store Autostore and Conversion of Waveforms 45 4 6 Calibrate 46 4 7 Combine channels 46 4 8 External 10 MHz Refer...
Страница 5: ...digitizer Chapter 4 RUNNING THE ACQIRISLIVE APPLICATION describes the operation of AcqirisLive 3 1 an application that enables basic operation of Acqiris digitizers in a Windows 2000 XP environment Note AcqirisMAQS is an alternate software application offering many interesting possibilities for the control of acquisition systems in a single or multi machine environment Ask your salesman or Acqiris...
Страница 6: ...lication a demonstration program for the Acqiris TC840 TC890 Time Counters o product data sheets o full installation procedures for use with Microsoft Windows National Instruments LabVIEW RT Wind River VxWorks IVI COM C and Linux software A declaration of conformity Optional documentation such as a model dependent document giving Specifications Characteristics a Calibration Certificate or a Perfor...
Страница 7: ...tion and operation of your equipment 1 9 System Requirements In order to obtain reasonable performance from your digitizer Acqiris products need the following minimum PC System Requirements Processor 150 MHz Pentium higher recommended Memory 64 Mbytes RAM The previous number is a very rough estimate Assuming that you are using AcqirisLive or an application of your own that operates on the acquired...
Страница 8: ...careful handling 6 Use the address obtained from your Agilent Technologies Service Center 7 Retain copies of all shipping papers CAUTION Damage can result if the original packaging materials are not used Packaging materials should be anti static and cushion the instrument on all sides NEVER USE STYRENE PELLETS IN ANY SHAPE AS PACKAGING MATERIALS They do not adequately cushion the instrument or pre...
Страница 9: ...nal base connector and the Black connector into the next socket If you intend to use 64 bit 66 MHz transfer to maximize data transfer speed you should cable a bundled link using two standard cable pairs and both the L0 and L1 pairs of connectors You should also make sure that you configure the PXI 8570 M66EN Jumper correctly 2 1 2 IC414 Windows software installation Linux users do not need to read...
Страница 10: ...ns The installer from software releases prior to Acqiris Software 2 0 installed the Digitizer Driver DLL files into the System directory These will be removed by Setup If you wish to keep the old installation on your system you should exit Setup and move all Acqiris driver files acqiris acqrs and acqir to some archive directory The DLL files will be installed into the bin subdirectory of the Acqir...
Страница 11: ...ftware CD into the CD ROM drive of your computer If the Autorun program does not start automatically Autoplay disabled you can start it manually or navigate to the AcqirisSoftware Windows folder in order to display the files included 2 Choose Install AcqirisSoftware for Windows 2000 XP or run Setup exe from the AcqirisSoftware Windows folder After several seconds for initialization the following s...
Страница 12: ...ion and click Next to continue If the program finds that there is still Acqiris software installed on your machine a warning panel not shown will appear Otherwise the next screen shows 5 Pick the desired combination of module families and click Next to continue User Manual Family of 10 bit Digitizers Page 12 of 55 ...
Страница 13: ...t online access to the manuals 7 The next screen allows you to enable LabVIEW RT and or Wind River VxWorks support By default there will be none but if desired you can install any of them together with Windows support or without Windows support Click Next to continue User Manual Family of 10 bit Digitizers Page 13 of 55 ...
Страница 14: ...e asked to point the installer to the MATLAB root directory You should do this if you want the installer to modify the standard startup m file to incorporate the Acqiris adaptor 11 Now that the elements of the installation have all been decided you will be prompted for the installation folder This will be the root directory of the Acqiris software installation If User Manuals 27 MB and Firmware 21...
Страница 15: ...ms where you will find the shortcuts for AcqirisLive manual s etc 13 If you have enabled the installation of 12 bit Digitizers Averagers or Analyzers the next screen lets you change the name of the directory where the FPGA firmware will be installed User Manual Family of 10 bit Digitizers Page 15 of 55 ...
Страница 16: ...stall it locally for AcqirisLive anyway If you are not sure about the version of the CVI Run Time Engine on your system it is recommended to install it locally Click Next to continue 15 Depending on the install type you may be asked which LabVIEW version format you want for the LabVIEW files Select the appropriate format and click Next to continue User Manual Family of 10 bit Digitizers Page 16 of...
Страница 17: ... to allow you to check what you have asked for 17 You are now ready to install You may still go back to any previous screen to modify your selection Click Install when ready User Manual Family of 10 bit Digitizers Page 17 of 55 ...
Страница 18: ...layed Please read this carefully 19 Registration of your installation will help us provide you with better support You will also be notified of updates and upgrades All information submitted to us will be treated confidentially and never be disclosed outside the company User Manual Family of 10 bit Digitizers Page 18 of 55 ...
Страница 19: ... client application upon termination of the setup procedure You can then decide whether or not you wish to send it You may also add comments Uncheck the box if you do not want to register your installation User Manual Family of 10 bit Digitizers Page 19 of 55 ...
Страница 20: ...h the hardware installation 2 3 Installing the Software for Linux The Acqiris Software is ready to install and run on Linux systems with any of the following RedHat Enterprise Linux Version 3 Kernel Version 2 4 21 4 EL RedHat Enterprise Linux Version 3 Kernel Version 2 4 21 4 ELsmp Suse Linux 9 2 Kernel version 2 6 8 24 smp User Manual Family of 10 bit Digitizers Page 20 of 55 ...
Страница 21: ...the driver and the load script to the system you have to get super user privileges and execute the driver install script by typing cd AcqirisLinux drv install add You can check that the driver is loaded properly with lsmod or dmesg The drv install script has the following additional functionality drv install rem to remove the driver and load script drv install res to restart the driver If you inte...
Страница 22: ...oad scripts you can load the driver with the command cd AcqirisLinux drv install load Copy the driver to the module directory as follows cp lib modules acqrsPCI o n lib modules kv ACQIRIS acqrsPCI o where n is the optional designation of the desired version of the acqrsPCI driver as given above and kv is the appropriate system kernel version obtained with uname r i e 2 4 20 Then add the following ...
Страница 23: ...vices that were installed using a previous version of Acqiris Software the instruments in these logical positions will still appear as Unknown Devices This can be changed to the new Acqiris type category with the Grey Diamond icon by Uninstalling the device and then Installing again Instructions on this procedure can be found in the ReadMe txt file in the manuals folder of your Acqiris Software in...
Страница 24: ...d with the installation click No not this time and then Next The following window will appear To proceed with the installation click Next You should then see User Manual Family of 10 bit Digitizers Page 24 of 55 ...
Страница 25: ...ication program such as AcqirisLive will not yet work correctly at this point One additional boot cycle may be needed if this is the first time that a hardware board is being installed User Manual Family of 10 bit Digitizers Page 25 of 55 ...
Страница 26: ...eed FPGA files you should create the folder firmware in the NI RT system directory using the file transfer application select the FPGA files from AcqirisDxRoot Firmware you want to copy to the target and upload them into the firmware directory Restart the target after finishing the file transfers Restart the MAX Explorer and you should have Acqiris digitizers detected in your PXI system 2 7 Instal...
Страница 27: ...or 6U CompactPCI standard PXI compliant Acqiris digitizers are designed to provide superior measurement precision and accuracy Key acquisition specifications such as DC accuracy integral and differential non linearity have been optimized to deliver maximum measurement fidelity Careful circuit layout custom IC s and special packaging techniques have all been employed to reduce overall system noise ...
Страница 28: ...onent below 16 Hz for the HZ option or 32 Hz for the Std option DC mode allows all signal components to be passed through to the digitizer 3 2 2 Impedance The input channels of the 10 bit Digitizer Family offer termination in either 50 Ω or 1 MΩ The 50 Ω coupling mode for the Standard and High Impedance front ends offers high quality termination with better than 1 precision It is ideally suited to...
Страница 29: ... The digitizers described in this manual use an ADC system with 10 bits of vertical resolution 1024 levels The dynamic range of the ADC covers the Full Scale Range FSR of the Input Voltage setting For example if the Input Voltage is set to 1 V then the ADC resolution is equivalent to 0 977 mV To obtain the best dynamic range from the ADC care should be taken to ensure that the input signal varies ...
Страница 30: ...d To ensure maximum sampling rate and high timing resolution we strongly recommend the use of long acquisition memories whenever possible Optional Memory is available on most models It allows the maximum number of segments to be increased significantly However this memory is divided into 2K sample pages and a segment must start at the beginning of the page Additional memory is used for segment tim...
Страница 31: ...ank while data is acquired into any available free banks This mechanism together with sequence acquisition helps achieve a high maximum continuous event rate in spite of interrupts due to the computer operating system The maximum continuous event rate is the maximum value of the trigger frequency that can be accepted without the loss of any event Note that this mode is available for internal memor...
Страница 32: ...source will produce a valid trigger The trigger level is defined as a set voltage Using the internal trigger the level is set with respect to the midpoint voltage Vm Offset voltage of the digitizer s vertical scale Internal trigger level settings expressed in must be within Vm 0 5 FS where FS is the channel Full Scale All trigger circuits have sensitivity levels that must be exceeded in order for ...
Страница 33: ...ons where the user wants to replace the internal clock of the digitizer and drive the ADC with an external source either an External Clock or an External Reference signal can be used The Clock or Reference signals can be entered into the digitizer by the dedicated MMCX In addition the PXI Bus 10 MHz system clock signal PXI_CLK10 can be used as the reference The External Clock must be continuously ...
Страница 34: ... as the trigger source and any other digitizer to act as the clock source acquisition master enabling all the digitizers to be clocked at the same time Synchronizing the clock signals between the devices improves the accuracy of cross channel measurements and is essential for accurate time correlation between signals on different channels ASBus 2 is intended to connect modules of the same type i e...
Страница 35: ...ns shown here can be used A standardized trigger out signal can also be routed to the PXI Bus Star Trigger line 3 10 Electrical Environmental and Physical Specifications 3 10 1 Electrical PCI Rev Max Power Consumption W Current Requirements A Model 12 V 5 V 3 3 V 12 V DC122 Default Memory 2 2 31 0 1 3 3 3 4 0 03 DC122 Optional Memory 2 2 40 0 1 3 3 6 0 0 03 DC152 Default Memory 2 2 34 0 1 3 9 3 4 ...
Страница 36: ...ng to ISO IEC Guide 22 and EN45014 and CE Marks of Compliance The American Standard MIL PRF 28800F has been used as the source for many of the characteristics specified below Those indicated with a are compatible with Class 3 as defined in that standard The front panels of the CompactPCI modules are in compliance with the IEEE 1101 10 standard Operating Temperature 0 to 40 C The above values are f...
Страница 37: ...Complies with EN61326 1 Industrial Environment EMC Emissions Complies with EN61326 1 Class A for radiated emissions Required Airflow 2 m s in situ User Manual Family of 10 bit Digitizers Page 37 of 55 ...
Страница 38: ... the functionality of the card and to serve as an easy to use and convenient program for capturing displaying and archiving captured data into the format of your choice binary or ASCII AcqirisLive is provided free with the purchase of any Acqiris Digitizer We supply drivers on the CDROM for National Instruments LabWindows CVI LabVIEW Microsoft Visual C and Visual Basic We also provide some example...
Страница 39: ...sample speed independently within the limits of the maximum available memory However the two modes differ in the following way In Oscilloscope Mode the user selects the time window time per div and the sampling rate will be adjusted to the fastest possible within the limits of the available memory The maximum available memory is programmable In Transient Recorder Mode the user selects the capture ...
Страница 40: ...r button to the left of each channel name in the channel list If this indicator is filled in the channel waveform is active the channel is turned on and displayed in the display window Clicking on this indicator once turns it transparent This deactivates the reading of the data from the channel and clears the waveform display Clicking once again on the indicator turns the channel back on and the i...
Страница 41: ...the mouse up or down to increase or decrease the value 3 Type a new value with the keyboard for any highlighted digit The value is constrained to fall within its allowed range whenever the user attempts to enter a larger or smaller value Digits that are below the resolution or granularity cannot be modified A message is displayed in the numeric setting control window when the pointer is positioned...
Страница 42: ...section Select the desired termination for the external trigger The Coupling section also contains a selection for AC or DC coupling AC coupling on the trigger sets the trigger circuit to an AC Low Frequency Reject mode Use the Level section to set the desired trigger level The relationship between coupling trigger source and trigger level was discussed in section 3 4 3 Trigger Level The 10 bit di...
Страница 43: ...e proper trigger settings for Normal or Single mode acquisitions 4 2 8 Timebase and Memory The timebase and memory settings should be chosen together in order to optimize the desired sample rate for the acquisition In oscilloscope mode the timebase settings range from 10 ns div to 5 S div In Transient Recorder mode time windows of 100 ns to 20 Ks are available when using a card with the 2 Mpoint m...
Страница 44: ...enter position are modified using the horizontal and vertical controls shown on the zoom display window To the right side of the zoom window click on the Horizontal button then modify the zoom expansion factor by clicking the In or Out buttons The vertical blue cursor or box depending on the zoom factor shown on the main display window indicates the center point and range of the zoom The vertical ...
Страница 45: ...cates the name of the channel that will be stored The data is stored in ASCII format as Raw ADC values or Amplitudes in Volts 2 The Autostore option allows you to store consecutively acquired waveforms from all of the active channels into files Configuration of Autostore is achieved by selecting the Autostore item under the Store menu Autostore brings up the dialog box shown here Three formats are...
Страница 46: ...n the source directory will be converted to the desired format If you are writing amplitudes with multiple segments formatting with segments in columns is limited to 200 segments 4 6 Calibrate The Calibrate item in the Options menu leads to a sub menu where a particular type of calibration can be invoked In order to use this item the acquisition must be stopped otherwise the Calibrate option is no...
Страница 47: ...n in the right one The times are in ps The Show Parameters option activates a display of pulse parameters for each active channel Inactive channels will have parameter values of 0 0 The parameters will be calculated in a model in which the distribution of measured voltages has two distinct peaks If this condition is not satisfied the results will be unreliable 4 10 Display Features Display feature...
Страница 48: ...l segment only full segments will be read i e first sample control is ignored When saving data to file you will be prompted for a maximum number of segments per file Banks for SMAR Some of the 10 bit Family modules are capable of acquiring data and being read out simultaneously The Bn option allows the internal memory of the digitizer to be divided into n banks To observe the improved acquisition ...
Страница 49: ...isition completed This thread is put to sleep and wakes up upon reception of the interrupt from the instrument or after a 2 seconds timeout Please note that switching the DMA data transfer mode off precludes the use of acquisition interrupts The i switch will therefore be ignored when n is used Transient Recorder mode The application will start in the Transient Recorder mode as opposed to the osci...
Страница 50: ... be used The application needs to be used whenever the bus or slot configuration of the system changes in a fundamental way The most obvious trouble symptom is that an expected multi Instrument was not found Alternatively the driver can issue error messages that the AcqirisLive application and other programs will see Among them are Modules are not contiguous in ASBus 2 combination ACQIRIS_ERROR_MO...
Страница 51: ...te into the correct order The menu shown below is one in which all of this work has been done for the modules of a fully populated CC121 Selecting a position will cause a module to have its red LED turned on Then the Up and Down buttons will allow you to move the module in question to the desired Position in crate The final step is to actuate the Save button so that the final configuration will be...
Страница 52: ...ard AqGeo map file If you need to have several such files corresponding to different configurations it is up to you to either rename the files or transfer them to other directories in an appropriate manner User Manual Family of 10 bit Digitizers Page 52 of 55 ...
Страница 53: ...6 Appendix A ASBus2 for CompactPCI PXI Digitizers Specification and User Instructions User Manual Family of 10 bit Digitizers Page 53 of 55 ...
Страница 54: ...7 Appendix B XA001 Battery Backup for CompactPCI Digitizers Specification and Assembly Instructions User Manual Family of 10 bit Digitizers Page 54 of 55 ...
Страница 55: ...8 Appendix C XA100 BNC Input Overvoltage Protection Specifications and User Instructions User Manual Family of 10 bit Digitizers Page 55 of 55 ...
