User's Guide
Contents
1. Call the After service department at our headquarter through 82 2 470 0491 for repair info softdsp com Minimum System Requirements To install and run SoftScope you should have the following Operating System Windows 98 ME 2000 XP CPU Mainboard Pentium 200MHz USB equipped mainboard Memory 32MByte HDD 20MByte Graphic Card Microsoft DirectX supported Screen resolution 800x600 Color depth 16bit Table of Contents CIT AINTEOGUGCUIONN Met 1 T What is SDS 200A SONSCODE i eb ede eb a eio ise pes Pere E br dass 1 2 aldwale SpeclfiGaliOEisur en ai creta dtc p boa d um eode dua Inge vo uda inis 3 9 oO tScope InslallatiOl quince o aeos vaa PRA dI E Dd 5 A SOS 200A SOD UTER 10 5 Setup SDS2Z00A inf under windows 2000 cccccceeeeeeeeeeeeeeeeeeeeeeeeeeaes 13 SYM Prope r zuo n nem eee ete TU mom 15 Ch 2 How to use SDS 200A SoftScope 2 cccceeeeeeeeeeeeeeeneeeeeeeeeeeeeeeeneeneens 16 1 Simple Measure MeN Tenisean a R aa 16 2 SIiedger icilenme er S 18 BoM SAVE VWaVelortTissi acces sped a debbano Cte vm reete doutes 28 Ch 3 Advanced Technique ecco o E Unete aa REED E Yee Eee Eun 32 Te AOVENCEO Tigga m X aise elem ee eur Siendes 32 2 We Melam Me 34 SUMA Damn tn me uU M EIE MS 38 Ch 4 Toolbars Menus Dialog boxes amp Screen Information 39 TE dOO Dal Gane eee cee Metre meses Feet ener etme nner ere Pd cmt UA MeUEe E i Ere 39 2 Sie I AM IMOrmMaAUO ee2. Keep the product out of the reach of children or those who cannot be trusted with the use Do not use the product with your hands wet It can cause an electric shock Do not try the product for the purposes other than those stated Usage Location If the products crevice is exposed to electric conductors solids or liquids the product will short circuit and possibly create dangers of electric shock or fire Please keep this product away from humidity water or dust DO NOT use this product near gas as well as other flammable and or explosive materials Store the product where direct sunlight can t reach Do not use the product where it s dirty other machines are operated or there is a high level of electromagnetic waves DO NOT place the product on an unstable cart stand or tripod Such usage creates the dangers of accident and or damage to product Maintenance and Storage Ifnotusing it for a long term remove the USB cable from the product The recommended temperature and humidity for equipment storage is 25 C at 50 humidity After Service There are no parts that you can replace inside the product Do not attempt replacing a part yourself It can give you an electric shock Do not attempt to open the case or repair yourself It can cause an electric shock or other safety accidents Once you open the case you cannot have the privilege of an after sales service
3. All rights reserved This document is being furnished by softDSP Co Ltd for information purposes only to licensed users of the SDS 200 and is furnished on as AS IS basis that is without any warranties whatsoever expressed or implied SDS 200 and SoftScope are trademarks of softDSP Co Ltd Other brand and product names are trademarks or registered trademarks of the respective holders Microsoft is a registered trademark The Windows and the Windows logo are Do you accept all the terms of the preceding License Agreement If you choose No the setup will close To install SoftScope2 you must accept this agreement InstallShield lt Back Chapter 1 Introduction 5 Choose a destination directory Click Next to continue SoftScope 2 0 Setup Choose Destination Location Select folder where Setup will install files Setup will install SoftScope2 in the following folder To install to this folder click Next To install to a different folder click Browse and select another folder Destination Folder C Program Files SoftS cope2 Browse SoftScope 2 0 Setup Setup Type Choose the setup type that best suits your needs Select language you use C Korean C Japanese lt Back Cancel 7 Select Graph mode Click Next to continue SoftScope 2 0 Setup Setup Type Choose the setup type that best suits your needs Select graphic mode C Direct system graphic C GDI lt Back
4. Cancel Chapter 1 Introduction 8 Check the setup information Click Next to start copying of files SoftScope 2 0 Setup Check Setup Information and Start Copying Files Check the information and click Next to begin copying Setup has enough information to begin the file transfer operation If you want to review or change any of the settings click Back If you are satistied with the settings click Next to begin copying files Current Settings Setup Information language English graphic mode DirectX C Program Files SoftS cope2 SoftScope 2 0 Setup Setup Status SoftScope2 Setup is performing the requested operations Installing CAWINDOWS System32 stlpmt45 dll 10 After Installing SoftScope the installation program will check the DirectX version of your computer If it is later than 6 0 the installation program will skip the DirectX Setup Now checking the Directs version of your computer 10 1 If it is earlier than 6 0 or no DirectX installed on your computer you must reinstall DirectX if you install from CD ROM DirectX Setup will start up If you download SoftScope with DirectX exe DirectX will be installed automatically If you download SoftScope exe you must download DirectX also Chapter 1 Introduction 10 2 Follow the directions of the DirectX Setup In case of installing the files downloaded from internet you must download and install DirectX 11 Select if you reboot o
5. Delay CHI Lessthan v By Time r CH2 Delay by Time CH2 v UpEdge v zz NN Advanced trigger mode Edge Trigger The Edge Trigger generates a trigger when the source signal passes through a specified level in either positive or negative direction set by the user This is the same trigger type found in a conventional analog oscilloscope The source the slope and the level must be set for Edge Trigger operation Source CH1 CH2 Selects the trigger source Slope Up Edge Down Edge Selects the slope of the source Level 4 vertical screen divisions Full screen range 32 Chapter 3 Advanced Technique Selects the level of the input signal where the Edge Trigger is generated The level is selected by trigger level pointer at the right hand side of the display screen and the source is selected from the tool bar radio button Pulse Trigger The Pulse Trigger generates a trigger if the pulse width of the input signal is either less or more than the preset time Equation Less than More than Selects whether the trigger is generated when the pulse is less than or more than the preset pulse time value Time 10ns 167ms Selects the pulse width time Delay Trigger The Delay Trigger generates a trigger by waiting for a preset time or number of events after a primary trigger from combination of edge logic and pulse trigger is generated and when the first trigger from the secondary trigger sou
6. Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for Q WinDriver Virtual device Click Finish to close the wizard Chapter 1 Introduction 4 SDS 200A Setup Caution SoftScope must be installed before using SDS 200A This setup process is done once at the first time of connection 1 Connect the A Type Plug of USB cable to your PC s USB port EIN 2 Connect the B Type Plug of USB cable to SDS 200A s USB port Chapter 1 Introduction 3 When computer restarts new hardware is found 1j Found New Hardware Sig 505 2004 4 New hardware search wizard starts Select Install the software automatically and then Next Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install software for SDS 2004 If your hardware came with an installation CD lt 6 or floppy disk insert it now What do you want the wizard to do Install from a list or specific location Advanced Click Next to continue 5 Set the driver search location to CD Rom and then Next Found New Hardware Wizard Please choose your search and installation options Pua ta S Search for the best driver in these locations Use the check boxes below to limit or expand the default search which includes local paths and removable media The best driver found will be installed C S
7. e Eabb be bee ae bl Ee ee e E Eee bed E Ty i NN fU j vA Nf Ay 38 Ch 4 Toolbars Menus Dialog boxes amp Screen Information Ch 4 Toolbars Menus Dialog boxes amp Screen Information 1 Toolbar e E A Uk Uk 8 reg ae m vus ET aa AUTO oF e a a 24a u 19 1 ut med ip Ab Uber E 30 Ano hate zo Sr 13 Run Stop Starts waveform acquisitions Stops waveform acquisitions 14 Single Shot Executes a single shot acquisition 15 Auto Shot Adjusts the vertical horizontal and trigger controls for a usable display automatically 39 Ch 4 Toolbars Menus Dialog boxes amp Screen Information 26 Reference Voltage Scale Adjust Reference Volt Div 27 Time Div Adjust Time Div 28 Delay On Off Sets trigger delay on Sets trigger delay off 29 Trigger Source Sets trigger source to a specific channel 30 Trigger Up Down Triggers on the rising edge of the signal Triggers on the falling edge of the signal 31 Auto Normal Trigger Enables free running waveform acquisitions Triggers only on valid trigger events 32 Advanced Trigger Shows advanced trigger dialog box 40 Ch 4 Toolbars Menus Dialog boxes amp Screen Information 2 Screen Information SoftScope has the following windows to show the internal states and settings l EN EN Channel 1 Window Display current probe Attenuation 1 1 1 10 1 100 1 1000 Display current Volt Div Click mouse
8. the persistence effect coefficient 8 Change the intensity of the waveform A Just as in changing the persistence effect you can change the intensity B By changing the scroll bar in the menu you can see a more less distinct line Chapter 2 How to use SDS 200A SoftScope 2 Basic Operations Change Vertical Scale Volt Div 1 Press the voltage change panel in the screen Same method to Channel 2 Math Reference Select Volt Div to change Voltage per scale 1s changed EN EE M M 2 Press voltage change icon Fact Shape of cursor is changed to _ meaning Channel 1 When it is a channel 1 The shape of cursor differs for each channel 3 Change vertical scale volt div from menu and hot key A Channel Chl Setting gt Volt Scale B Press the appropriate hot key 4 Change AC DC setting A Push the AC DC icon to change B Push the same button once more to restore Change Horizontal Scale Time Div 1 Change horizontal scale time div from panel Time IU Push time scale change panel B Set the time div scale with mouse or keyboard C Horizontal scale is changed Chapter 2 How to use SDS 200A SoftScope 10us eus 40us 100uz eus AO us m ams 2 Change horizontal scale time div with mouse button A Push time scale change icon B Cursor is changed to T C Push the left right mouse button to change volt div D With mouse that supports scroll button c
9. 00 4 5 1995 A1 2001 EN 61000 4 6 1996 A1 2001 EN 61000 4 11 1994 A1 2001 The relevant technical file is available for inspection Technical file SKTCEE 040713 114 SK TECH Co Ltd DAR Registration No DAT P 076 97 01 Certificate of Product Warranty This product s warranty provided by softDSP Co Ltd covers a period of 1 year from the date of purchase All faulty parts and or functions resulting despite user s normal use will be repaired and or replaced at no charge during the warranty period However if any of the malfunctions are caused by user carelessness inadequate maintenance or natural disaster soffDSP will then provide repair and or replacement services for a fee regardless of warranty period In the event our product does not prove suitable for your application you can return the product for an exchange or refund To claim the product must be returned in good condition within 14 days Before returning a product please contact and provide us a serial number The customer is responsible for all shipping costs Products covered by this warranty are limited to those that are registered at the soffDSP headquarter or branch offices and repairs replacements or refunds will be issued according to manufacturer s discretion When in need of warranty services the purchaser may visit our headquarter or one of our sales offices with the product or send the product with a detailed description of services required via pos
10. 4th 3 999 kHz 21 705 dB oh 4 999 kHz 23 631 dB Eth 5 999 kHz 25 205 dE This shows the information of Harmonics Measurement Information SNR 13 324 dB THD esta e ENDB 3 017 bits SFDR 6 034 dB SINAD 1 313 dB TotalPower 5 121 dB This shows the information about measurement of FFT Vs 2 i Amplitude of the fundamental frequency 2 Sum of Amplitude of Harmornic excluding fundamental frequency 35 Chapter 3 Advanced Technique 2 Sum of Noise excluding fundamental frequency Harmonics DC and Nyquist bins F Total Number of bins Eh Total Number of bins of Harmonic Pn Total Number of bins of Noise e SNR Signal to Noise Ratio The ratio of the amplitude of the fundamental frequency to the Noise Boll SNR 10leg dB E poo ENOB Effective Number of Bits The number of bits in an ideal converter that would be required to give the same SNR performance SNE I 6 e SINAD Signal to Noise and Distortion The ratio of the amplitude of fundamental frequency to the Noise but Noise include Harmonics xv PF Fh a 2 FEN pe e THD Total Harmonic Distortion The ratio of the rms sum of the harmonics to the rms value SINAD 10log of the fundamental H E a THD 10log e SFDR Spurious Free Dynamic Range The ratio of the rms signal amplitude to the rms value of the peak spurious spectral component The peak spurious comp
11. 88kHz 15676dB SNR 19924dB HO X 4978dB 3d 2999kH2 18201 dB fh 3338kHz 21 705dB ENOB 3U0l7bis SFOR amp 03dB 5h 4 998 kHz 23 631 dB Bh 5938kHz 25 205dB SINAD 1 813dB Total Power 8 121 dB 2 The left setting menu of the FFT dialog box Sets input source for FFT analysis Window Type Sets digital filter type No of Freq Bins Sets size of digital filter Scale Type Sets y scale type as Linear or Log scale Frequency Scale Sets horizontal scale 34 Chapter 3 Advanced Technique If the information is more than the quantity displayed to the display window more information is displayed by using scroll bar 3 The above menu bar of the FFT dialog box eg wt ui Save the FFT information as various data type Save As Text This Button saves the FFT information as text formation Save As Excel This Button transfers the FFT information to MS Excel using ActiveX automation Save As Bmp This Button saves the FFT information as Bitmap Image Save As Jpg This Button saves the FFT information as Jpeg Image Cursor Information 6 999 kHz 26 50 dB This shows the information of Cursor Example This means that frequency of cursor point is 3 6MHz and amplitude is 0 029 Volts d FFT Cursor On Off 4 The below information window of the FFT dialog box Harmonics Information at 999 Hz 9 641 dE 2nd 1 999 kHz 15 676 dB 3d 2999 kHz 19 201 dB
12. Detect In peak detection mode it accepts minimum and maximum amplitude from 2 continuous intervals and displays in the screen Possibility of aliasing can be removed using peak detection function 2 Chapter 2 How to use SDS 200A SoftScope 3 Print Save Waveform 1 Save acquired waveform in the following formats A Text File B JPG BMP File C Excel File D Word File 2 Save as text format A In Menu gt File gt Save As DAT Toolbar select Save As DAT icon SP B Save after selecting the file name and location of saving C When reading the saved file it appears as follows testexample DAT Notepad Sele File Edit Format wiew Help 3 Save as JPG BMP format J B A In Menv File select Save As po da or Save As BM EM B Save after selecting the file name and location of saving C Option for saving of image can be selected in File gt Option 28 Chapter 2 How to use SDS 200A SoftScope Example Saved BMP File 10ns acquisition softDSP 0 00s Jt rigger 10ns Div 4 Copy the image into clipboard A Select Copy from the File menu B Waveform is copied into clipboard C Paste the image into any program that supports clipboard paste Following is the screen for copying the waveform to the image board using clip board untitled Paint File Edit wiew Image Colors Help g M HI E NE E eee FN See ET ee For
13. Help click Help Topics on the Help Menu 29 Chapter 2 How to use SDS 200A SoftScope 5 Transfer the data to MS Excel using ActiveX automation A Select Copy at the File menu B MS Excel is activated and then data is transferred by using ActiveX E3 Microsoft Excel File Edit View Insert Format Tools Data Window Help Acrobat Dc EST 28 Q x f 2 da D 7 Arial bx Chartl I 4 gt M softChar 6 You can save the data to MS Word using ActiveX automation A In Menw gt File select Save As Word B MS Word is activated and then data is transferred by using ActiveX Gp Documenti Microsoft Word File Edit View Insert Format Tools Table Window Help D c i amp 8 v S o e PRR EE J 2 2 O o O Sec 1 30 Chapter 2 How to use SDS 200A SoftScope 7 Print the waveform A Display the waveform by selecting Print Toolbar printer icon in Menu gt File e B Display the screen to print by selecting Preview Toolbar preview icon Ld in Menu gt File gt Example Preview screen 31 Chapter 3 Advanced Technique Ch 3 Advanced Technique 1 Advanced Trigger You can return to normal trigger mode by uncheck Logic Pulse Delay check box in the advanced trigger dialog box Advanced Trigger Source Slope Pulse Delay fe CH UpEdge v Normal trigger mode Advanced Trigger Source Slope iv Pulse iv
14. Sh softDSP User s Guide SDS 200A SoftScope PC Based Digital Oscilloscope www softDSP com Copyright softDSP CO LTD All rights reserved This document is being furnished by softDSP CO LTD for information purposes only to licensed users of the SDS 200A and is furnished on as AS IS basis that is without any warranties whatsoever expressed or implied SDS 200A and SoftScope are trademarks of softDSP CO LTD Other brand and product names are trademarks or registered trademarks of the respective holders Microsoft is a registered trademark and Windows the Windows logo are registered trademarks of the Microsoft Corporation Information in this document is subject to change without notice and does not represent a commitment on the part of softDSP CO LTD FCC NOTICE THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITION 1 THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE AND 2 THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accor
15. al as shown below 2 Zero calibration dialog box appears Zero Calibration Itis strongly recommended that zero calibration be performed after 5 minutes of power up and you should short CH1 CH terminal during the calibration process ero Calibration CH1 Mat yet ero Calibration CH2 Mat Tet Prepare Calibration DELE 48 Appendix ETS Calibration In ETS mode waveform distortion may arise from the environmental changes In this case you can use ETS calibration function 1 Connect channel 1 probe to the calibration terminal 3 In Util menu select ETS Calibration 4 Push the start button and ETS calibration begins EIS Calibration Connect channel 1 probe to the calibration terminal set probe attenuation factor to 1 1 5 It takes about a minute for ETS calibration 49
16. amplitude points N E Measured of the first Negative Pulse Width View next icons 22 Chapter 2 How to use SDS 200A SoftScope Upper Lower Level Setting Set Upper Lower Ratio Upper Lower standard value should be given to obtain Rising Time and Falling Time Upper lower ratio for overall waveform is set using this function and this value is used to calculate Rising Falling Time Measurement Upper Lower E Upper Level 30 ka Lower Level 1 0 x Cancel Change Trigger Level amp Trigger Point 1 Set the trigger input source A With only one channel on trigger input source is automatically set to the channel With 2 channels on you can choose trigger input source between the two B Change trigger source from the radio button cH Aut p CH2 Trie V 4 C Change trigger source from menu bar EX Trigger Trigger Source CH1 or CH2 D Change trigger input source using hot key 2 Change the trigger level A MEI Move the trigger level icon you can move the trigger level 3 Change the trigger point A W Move the trigger point icon you can move the trigger point 4 Change the trigger condition A nd Push the trigger up down icon to change trigger condition 23 Chapter 2 How to use SDS 200A SoftScope B Use menu or hot key Trigger Trigger Up Down 5 Set delay on off Delay Delay A UH OFF Push the delay button to set delay on or off B When delay on the trigger point sep
17. anufactured SDS 200A is calibrated manually to obtain maximum performance 2 You may calibrate SDS 200A 5 or 6 months after purchase Probe Compensation 1 You must use a probe with more than 200MHz bandwidth to get undistorted signal 2 Probe should be compensated whenever it is connected for the first time 3 Connect calibration signal to channel 1 then push AUTOSET 4 Check the shape of the displayed waveform 5 Adjust the probe until the displayed waveform is compensated Compensated Correctly Over Compensated Under Compensated Euren ETUR ae E pee poe sr 2 0ms 2 ms ems ms Chapter 2 How to use SDS 200A SoftScope Ch 2 How to use SDS 200A SoftScope 1 Simple Measurement 1 Start SoftScope 2 SoftScope checks the internal state of SDS 200A USB communication status and then read initialization data AUTO 4 T Push the autoset button 5 SoftScope sets vertical horizontal scale automatically 6 Join dots to a solid line A SoftScope displays the data from SDS 200A as a dotted line B To see the waveform more clearly push the line join icon Chapter 2 How to use SDS 200A SoftScope 7 Add persistence effect A Persistence effect is analog scope like effect that remembers the history of displayed waveforms With persistence effect you can see the more frequent line clearer B Change
18. arates from the horizontal expansion point The horizontal expansion point stays at the center of the screen Single Shot Stop Mode 1 Change state to stop or single shot A Push the stop button 2 SDS 200A is in stop state B Every operation is the same as in the running state 2 Single shot action e A Push the single shot button to acquire only 1 waveform after the trigger condition you set B Single shot is available only in Real Time mode C Push the single shot button again to pause SDS 200A waits for the trigger signal again Put Label on The Screen 1 Add a label on the screen A A Push the label icon B The mouse cursor is changed to T shape C Push the left mouse button D Input string Basic colors a Text Calor cer EI NI m Back Color E EH E NN UN fanom muEEEN Ee E m mmm Close L DesreBaomtkmp Cancel 24 Chapter 2 How to use SDS 200A SoftScope E Change the text back color F Push the confirm button to finish G Change the label by clicking the label again Label Input 400us 2 5MS s 1ms 500mV XY Plot XY Plot acts to analyze correlation of data of two channels Lissajous diagram is displayed in the screen when you use XY Plot which enables to compare frequencies amplitudes and phases of counterpart waveform against the reference waveform This makes it possible to compare and analyze frequency amplitude and phase between i
19. dance with the instructions may cause harmful interference to radio communication However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit difference from that to which the receiver is connected Consult the dealer of an experienced radio TV technician for help NOTE The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this equipment Such modifications could void the user s authority to operate the equipment Declaration of Conformity Manufacturer SOftDSP Co Ltd Address Jungil Bldg 203 552 1 Sungnae dong Kangdong ku Seoul Korea Declares that the following product PC Based Digital Oscilloscope Model No SDS 200A Conforms to the technical regulations applicable to the product within the scope of the EMC Directive 89 336 EEC EMCD EN 55022 1998 A1 2000 Class B EN 61326 1997 A1 1998 A2 2001 Minimum immunity test requirements EN 61000 4 2 1995 A2 2001 EN 61000 4 3 1996 A1 1998 A2 2001 EN 61000 4 4 1995 A1 2001 EN 610
20. e ae een eT m 41 9 ODUOD DIalod BOX Duet rinit icto Ont rui tere eee ee nee hee 43 A INA GVM cents I 44 ejerce E E 48 oofbvare GCallbEallQElasssseaicdesueibose mean edo ESAR 48 ETS Calibration Chapter 1 Introduction Ch 1 Introduction 1 What is SDS 200A SoftScope 1 SDS 200A SDS 200A developed by softDSP CO LTD is a portable PC based Digital Oscilloscope High performance SDS 200A has the following features 200MHz analog bandwidth 5GS s equivalent sampling 100MHz real time sampling USB connected SDS 200A uses USB that supports plug n play with 12Mbps communication speed Advanced trigger SDS 200A has advanced trigger circuitry so that it can detect many complex signals Best performance for your dollar SDS 200A has many features that is comparable to the high speed stand alone DSOs But it costs a fraction of the price No external power required SDS 200A does not need an external power source because it is bus powered from USB Chapter 1 Introduction 2 SoftScope SoftScope is a Windows software that controls SDS 200A Easy to use SoftScope is easy to use It is intuitive and easy to understand Big screen SoftScope uses 500 x 400 screen size Various data format processing SoftScope can save waveform in the following formats text file jpg bmp graphic file MS excel word file Fast screen update rate SoftScope uses Microsoft DirectX so that it gives upto screen
21. e driver for my device button Click Next to continue Found New Hardware Wizard Install Hardware Device Drivers Poa as device driver is a software program that enables a hardware device to work with Sy an operating system This wizard will complete the installation for this device e SDS 200A device driver is a software program that makes a hardware device work Windows needs driver files for your new device To locate driver files and complete the installation click Next What do you want the wizard to do Search for a suitable driver for my device recommended C Display a list of the known drivers for this device so that can choose a specific driver lt Back Cancel 13 Chapter 1 Introduction 2 Specify a location Click Next to continue The SDS200A inf file is located in SoftScope CD ROM root directory Specify the location by either entering or browsing Found New Hardware Wizard Locate Driver Files Where do you want Windows to search for driver files Microsot Windows Update Found New Hardware Wizard Driver Files Search Results The wizard has finished searching for driver files for your hardware device 4 Click Next Found New Hardware Wizard Driver Files Search Results The wizard has finished searching for driver files for your hardware device 14 Chapter 1 Introduction 6 Probe Calibration SDS 200A calibration 1 When m
22. earch removable media floppy CD ROM v Browse Don t search will choose the driver to install Choose this option to select the device driver from a list Windows does not guarantee that the driver you choose will be the best match for your hardware 11 Chapter 1 Introduction 6 New hardware search wizard starts to search Found New Hardware Wizard Please wait while the wizard searches Hg SDS 2004 Cancel 7 New hardware wizard installs software Found New Hardware Wizard Please wait while the wizard installs the software Hg SDS 2004 2 Setting a system restore point and backing up old files in case your system needs to be restored in the future 8 Finish new hardware search wizard Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for Ha SDS 2004 Click Finish to close the wizard 12 Chapter 1 Introduction 5 Setup SDS200A inf under windows 2000 Found New Hardware S SDS 2004 Mura Installing When SDS200A inf file is not be detected automatically you see the following dialog box Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install a device driver for a hardware device To continue click Next Cancel In this case you must install SDS2004A inf file manually 1 Choose Search for a suitabl
23. g edge falling edge Pulse trigger Less than width more than width 10ns 167ms Delay trigger By event 1 16 777 215 by time lus 167ms 0 02 div increments Vp p Vmax Vmin Vmean Vrms Vamp Vhigh Vlow positive overshoot negative overshoot cycle mean cycle rms period frequency positive pulse width negative pulse width rise time 10 90 fall time 10 90 positive duty cycle negative duty cycle Time frequency difference voltage difference Frequency only in FFT mode Addition Subtraction Multiplication Division Rectangular Hanning Hamming Blackman Window Universal Serial Bus USB No external power source required Bus powered from USB 5 1 x 44 x 1 5 130 x 112 x 38mm Chapter 1 Introduction 3 SoftScope Installation Caution You must install SoftScope before using SDS 200A 1 While in Windows insert the installation CD into the CD ROM drive 2 The installation should start up automatically Otherwise in Windows Explorer switch to the CD ROM drive and run Setup exe 3 The SoftScope Installation is started Click Next to continue SoftScope 2 0 Setup Welcome to the SoftScope 2 0 The InstallShield Wizard will install SoftScope2 on your computer To continue click Next SoftScope 2 0 Setup License Agreement Please read the following license agreement carefully Press the PAGE DOWN key to see the rest of the agreement Copyright softDSP Co Ltd
24. hange the trigger point 3 Change horizontal scale time div from menu and hot key A Channel Time Scale B Press the appropriate hot key Measurement Using Cursor Measure voltage and time offset simply using mouse A h Can measure using horizontal and vertical axis at the same time Can measure using horizontal axis Measure Voltage Is Can measure using vertical axis Measure Period and Frequency B Push left mouse button and the cross lines appear Chapter 2 How to use SDS 200A SoftScope C Drag the mouse button to the point you want to measure Abe EE eh HE E Pee E e e EH p EE EE EH E e E e Fe E e D Release the left mouse button the voltage difference and time difference will be shown at the status bar A Horizontal 692 00us d 492 00us F 2 03kHz Vertical 1 61 d 2 444 E Push right mouse button and the cross lines disappear 20 Chapter 2 How to use SDS 200A SoftScope Measurement by Icon SDS 200A has many measurement functions iv cH 1 Peak to peak Max Min EHe Measured over the entire waveform PE Voltage of the absolute maximum level Measured over the entire waveform Voltage of the absolute minimum level Measured over the entire waveform Amp Base Top Measured over the entire waveform Voltage of the statistical minimum level Measured over the entire waveform Voltage of the statistical maximum level Mea
25. igger C Trig d Acquired waveform is triggered 42 Ch 4 Toolbars Menus Dialog boxes amp Screen Information 3 Option Dialog Box Option Title V TileOn SotScope Farmat Include arid View f Color W Include Date Ww Boundary On W Cross On jf Grid Dn Black White Iw Invert Background emm Channel Color Level Include Setup Information Low Density High Density Cancel Title Check to include title on file print output use to set the title on file print output Sets color or Black white type Include Setup Information Grid View Sets the grid type 43 Ch 4 Toolbars Menus Dialog boxes amp Screen Information 4 Menu File swewe Rema wweemmrehm Load Reference Save Channell1 AS Saves waveform to clipboard Load Reference file Save and load channel 1 waveform as Reference waveform Save and load channel 2 waveform as mE Reference Save Channel2 AS Reference waveform Stops the SoftScope and return Reference Option Selects the waveform or screen F6 option View Shows Hides File Toolbar Shows Hides Display Toolbar Shows Hides Channel Toolbar Trigger Toolbar Util Toolbar Full Screen Shows Hides Trigger Toolbar Ctrl F5 Shows Hides Util Toolbar Ctrl F6 Display Full Screen Run Stop Toolbar et Shows Hides Run Stop Toolbar Ctrl F4 44 Ch 4 Toolbars Menus Dialog boxes amp Screen Information Display Line Join On Off Jo
26. ins the waveform with line Ctrl J Intensity Increases intensity of waveform Ctrl Inc serine otot Conroe warnon O eseas ce ter wor onone ono marom cwarowon Tovorno encon owore Channel Change Probe Attenuation E Change phase of waveform EBENE minem Change Volt Div setting Channel onor Shin F7 Change Volt Div setting Change Probe Attenuation Coo l Change phase of waveform Bandwidth Limit Bandwidth limit D SS was Jonon VOR Change VoliDiv seing Change Probe Atsenation Math Option Set Option of Math Change Probe Avenuaton 45 Ch 4 Toolbars Menus Dialog boxes amp Screen Information Horizontal Time Div Change Time Div setting Ctrl T Trigger eS werseneom sems citom vissero Siete so stems secar wem __ Seer ano on Tago siete wes sheet Sonos Trigger High Frequency Eliminate trigger high frequency Reject On Off Acquire mese wweseesamrerde jet mesa memsmksuenm etn mosa CS OMc amp mswa wem mme mmeemaecemume areas aono Util m mmm eer ww S Upper Lower Level Upper Lower NENNEN caa O Process Offic calibration 46 Ch 4 Toolbars Menus Dialog boxes amp Screen Information ETS Calibration __ Processes ETS calibration Measure Voltage Upper Lower Level Peak to Peak Maximum Minimum Amplitude Top Base Upper Middle Lower Mean Cycle Mean RMS Cycle RMS Positive O
27. l not be held legally liable Product Warranty Guide Please read through the Precautions for Safety carefully to obtain a long and safe use of this product This product has been processed through careful quality control and testing procedures Any malfunctions occurring during normal use are covered under the guidelines of the Certificate of Product Warranty which is included in this Manual If you experience product malfunction please contact our headquarters or any of our sales offices Precautions for Safety The following instructions are provided for safe and correct use of the product and to prevent a potentially dangerous situation or damage in advance Be sure to read through them before you use the product Recommended Usage Environment The ambient temperature and relative humidity should be 0 40 C and 10 80 respectively for the normal operation of the product Power Source The USB terminal and SDS 200A are connected via a USB cable for DC 5V power from the PC The product does not require an outside power source Warning Be careful not to input excessive power voltage The product s input power capacity is fixed as shown below to prevent electric shock and or fire Please DO NOT use voltage higher than that prescribed below Probe Attenuation Maximum Input Voltage Input Impedance 1 1 42Vpk AC 30Vrms DC 60V IMQ 420Vpk AC 300Vrms DC 600V 10MQ 4 2K Vpk AC 3KVrms DC 6KV 100MQ 42K V
28. nput and output eS EHE EH EI 4 4 4 4 JELIGLESIS SL La kL RSL SOL IL JL SOL 73 B VRGIPLIULASUFLELEIUPLI Ga Jt Io BNET A AREAL SOLS a ed DD eh ttt tb 25 Chapter 2 How to use SDS 200A SoftScope ool Sat OIS MA uk aao AAN ot Ok ets il Dat ef ty AE F FF F B B B 9 149 4 4 I H E HF e ttt Average Add acquired waveform as many as the number of average calculate and display the average Perform Moving Average for 2 waves to 256 waves and display it in the screen Average function is applied to real time Mode and ETS Mode and this function can not be used when role Mode and ETS Mode are turned off Average E Reference Reference waveform can be used after saving the waveforms in the channel 1 or channel 2 Eb EE bleed Abbo E 26 Chapter 2 How to use SDS 200A SoftScope Can work in File of menu Load Reference ES load Reference waveform saved in the form of file Save Channell As Reference EES Save the current channel 1 as Reference waveform and load it as Reference waveform Save Channell As Reference Save the current channel 2 as Reference waveform and load it as Reference waveform Bandwidth Limit Eliminate high frequency element of input signal Signal over 20MHz is not accepted Invert Invert the phase of input signal Trigger High Frequency Reject Eliminate high frequency element of trigger signal Signal over 20KHz is not triggered Peak
29. onent may or may not be a harmonic 25 The rms value of the peak spurious spectral component Y SFDR 10log _ dB P Total Power The rms value of the sum of all spectral components 3 Sum of Noise excluding DC and Nyquist 36 Chapter 3 Advanced Technique Total Power 10fog D A dB Vit Vic Vat VE V THD 201og 5 1 5 The FFT display window dB E 5 Ist 10 ard srd 4th Et rar co nl Cn 100 _ a aM IM aii r MM R 115 0 Hz 2 500 kHz 5 000 kHz 7 500 kHz 10 000 kHz 12 500 kHz Each green cross points to the Harmonics and red cross points to the cursor A coordinate axis of X displays the frequency and a coordinate axis of Y displays the amplitude of the frequency The scrollbar of horizontal and vertical move the base of coordinate axis of X and Y 37 Chapter 3 Advanced Technique 3 Math Add Subtract Multiply Divide the two waveforms 1 Push the Math icon Math Option Operator f ADD C SUB t MUL ok C DIv Cancel Operator Sets operation method 2 Select source 1 source 2 and operator from the dialog box Example Input waveform Input2 waveform SoftScope 2 0 File View Display Channel Horizontal Trigger Acquire Util Help Test Zl E 5 5 A T T N p com 7 b AUTO Q 19 9 14 9 9 Q e cuo f Be con BN ENM UNI EM RE ERE EL LEE 1 CH2 Math a a N D A A A M A GA Eb be
30. pk AC 30K Vrms DC 60K V 1GQ Warning Be sure to check the probe attenuation before measuring the voltage The voltage that is higher than the maximum input voltage can cause damage to the device and you In particular there is the risk of an electric shock when measuring high voltage So you need to pay extra attention not to have your hand touch the terminal Please eliminate all unused probes or tester leads so that they do not come in contact with surrounding high voltage parts Make sure that the PC s power source is grounded Handling Precautions The probe ground lead is at ground potential Do not connect the ground lead to an elevated voltage Connect the ground lead of the probe to earth ground only If measuring the floating potential we will recommend the measurement by the differential motion method using CH1 and CH2 Do not connect or disconnect the product with the probe or test lead which is connected to a voltage source Do not attempt to operate the product at the situation that a risk of dysfunction or shock expected to happen Stopusing the product immediately when you notice something unusual about the smell smoke or sound And then remove the USB connection from your computer
31. r not you must reboot to use SDS 200A SoftScope 2 0 Setup InstallShield Wizard Complete The InstallShield Wizard has successfully installed SoftScope2 Before you can use the program you must restart your computer No will restart my computer later Remove any disks from their drives and then click Finish to complete setup 12 When computer restarts new hardware is found Found New Hardware x WinDriver Virtual device 13 New hardware search wizard starts 9 Select Install the software automatically and then Next Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install software for WinDriver Virtual device If your hardware came with an installation CD lt 6 or floppy disk insert it now What do you want the wizard to do Install from a list or specific location Advanced Click Next to continue Chapter 1 Introduction 14 New hardware search wizard starts to search Found New Hardware Wizard Please wait while the wizard searches WinDriver Virtual device Cancel 15 New hardware wizard installs software Found New Hardware Wizard Please wait while the wizard installs the software WinDriver Virtual device D E Setting a system restore point and backing up old files in case your system needs to be restored in the future 16 Finish new hardware search wizard
32. rce is detected Equation By time By event Selects the delay condition either by time or by event Delay condition By Time 1us 167ms By Event 1 16 777 215 event When operating By event two inputs of Delay trigger is called Primary trigger and Secondary trigger respectively Due to features of hardware delay time of lus exists before first effective input of Secondary trigger comes after satisfying Delay conditions by input of Primary trigger Secondary trigger source CH1 CH2 Selects the trigger source of the secondary trigger Secondary trigger slope Rising Falling Selects the slope of the secondary trigger 33 Chapter 3 Advanced Technique 2 FFT function FFT Fast Fourier Transform This function analyze the frequency component of current waveform l Fr Pushing the FFT icon the FFT dialog box appears The voltage component analyzed using FFT is displayed as Volt unit and the value transformed as log scale or by other computation is displayed as rms root mean square value FFT Channe ic ey B ul ul Cursor Information 6 999 kHz 26 50 dB 5 Window Typ Rectangular C Hanning 40 Hamming i Blackman 25 I 40 55 i I Scale T Ped 0 tf dB Linear fin dl i Vertical 5cal E 15 000 dB Div 100 Frequency Scale J 8 415 0 Hz 2 500 kHz 5 000 kHz 7 500 kHz 10 000 kHz 12 500 kHz ist S99H2 S641dB 2nd 1 9
33. s per second update rate under Windows98 Pentium II environment Many kinds of measurements SoftScope has 23 measurement functions The analog scope effect SoftScope uses digital persistence and histogram method so that the display resembles an analog oscilloscope screen Chapter 1 Introduction 2 Hardware Specification Input Max sample rate Realtime sampling 100MS s using one channel 50MS s using two channels Equivalent sampling 5GS s Bandwidth 200 MHz 3dB Single shot bandwidth 50MHz 20MHz bandwidth limiting function is available Gain range 10mV 10V div x1 probe 10mV 20mV 50mV 100mV 200mV 500mV 1V 2V 5V 10V div 1 2 5 sequence 100mV 100V div x10 probe IV 1000V div x100 probe 10V IOkV div x1000 probe Timebase range 2ns div 10s div 2ns 4ns 10ns 20ns 40ns 100ns 200ns 400ns lus 2us 4us 10us 20us 40us 100us 200us 400us 1ms 2ms 4ms 10ms 20ms 40ms 100ms 200ms 400ms 1s 2s 4s 10s div 1 2 4 sequence Acquisition mode Equivalent sampling 2ns div 4us div Realtime sampling 10us div 400ms div Roll mode 1s div 10s div Peak detection Pre Post trigger Time resolution Buffer size Trigger Type Mode HF Rejection Autoset Range Trigger level Settabillity Math Measurements Math FFT Physical Interface Power Dimensions Chapter 1 Introduction 0 1000 200ps 10K 512K samples Edge trigger Risin
34. sured over the entire waveform Voltage of the 90 level from base to top Voltage of the 50 level from base to top Li Voltage of the 10 level from base to top The arithmetic mean over the entire waveform EE dE The arithmetic mean over the first cycle in the waveform l Cycle mean The Root Mean Square voltage over the entire waveform 21 Chapter 2 How to use SDS 200A SoftScope cH cH dis TN Positive Overshoot Max Top Amp x 100 ye Positive Overshoot d eu The Root Mean Square voltage over the first cycle in the waveform E S l Cycle RMS Measured over the entire waveform Ae Negative Overshoot Base Min Amp x 100 us Negative Overshoot Measured over the entire waveform Time to take for the first signal cycle to complete in the waveform Measured in seconds Reciprocal of the period of the first cycle in the waveform f Frequency Measured in Hertz Hz Fa Time taken from lower threshold to upper threshold H Rise time E Time taken from upper threshold to lower threshold 3 Fall time Positive Duty Cycle Positive Pulse Width Period x 100 Positive Duty Cycle Measured of the first cycle in waveform Negative Duty Cycle Negative Pulse Width Period x 100 Negative Duty Cycle Measured of the first cycle in waveform I 4 Measured of the first positive pulse in the waveform Jd L Positive Pulse Width The time between the 50
35. tal service to any of our sales offices the purchaser will be responsible for packaging postage and any postal insurance Once repair services are completed the supplier will return the product to the purchaser return postage will be paid by the supplier However if we determined required services to be outside the boundaries of the warranty coverage we will first contact the purchaser and provide an estimate of repair costs and obtain authorization to conduct services before any work is done In such a case return postage along with the repair costs will be billed to the purchaser when the repaired product is returned softDSP do not warrant that the software and the product with which it was supplied are completely error free or that they will function correctly in all operating environments It is essential that you the user should verify that the software and product are functioning to your requirements before relying on them or the data that they generate softDSP does not accept responsibility for any loss or injury caused by the use of softDSP s product or software It is the user s responsibility to ensure that the product is suitable for the user s application softDSP Co Ltd will not be held legally liable for any malfunction resulting from user carelessness abnormal use e g ignorance of warning instructions etc and or natural disaster Even if softDSP Co Ltd is in receipt of prior notification of such dangers we wil
36. to change set up value 2 Configuration of Channel 2 Window EN CM Math Window EN EM Reference Window EN EM is same as the Channel 1 window 3 ki Time Window Display current Time Div Click mouse and change set up value Trigger status display window Delay A 9H When SDS 200A is in a delay on state it shows the current trigger point using time dimension Delay B FF When SDS 200A is in a delay off state it shows the current trigger point using scale 5 o l Trigger point display window A T The trigger point shows the trigger position in the acquired waveform p A am This line shows the whole acquired waveform C a ER You can see the data currently showing using mark D MEM This mark shows the reference point when horizontal scale time div is changed CH1 X Horm LHe Ing Trigger state selection tool bar i CH1 IF EH2 Trigger source selection radio button 2 41 Ch 4 Toolbars Menus Dialog boxes amp Screen Information Horm p Ing Trigger mode Auto Normal C A Trigger condition Up edge Down edge Normal Edge _ 640 Um Trigger state display window Display trigger source trigger mode trigger type trigger slop and trigger level J Tid Trigger state of current acquired waveform A Auto Trigger signal is automatically generated because of no valid triggered signal B Trig SDS 200A is waiting for the incoming tr
37. vershoot Negative Overshoot Period Frequency Rise Time Fall Time Positive Duty Cycle Negative Duty Cycle Positive Pulse Width Negative Pulse Width Measurement of Peak to Peak Voltage Measurement of Maximum Voltage Measurement of Minimum Voltage Measurement of Amplitude Voltage Measurement of Top Voltage Measurement of Base Voltage Measurement of Upper Voltage Measurement of Middle Voltage Measurement of Lower Voltage Measurement of Mean Voltage Measurement of Cycle Mean Voltage Measurement of RMS Voltage Measurement of Cycle RMS Voltage Measurement of Positive Overshoot Voltage Measurement of Negative Overshoot Voltage Measurement of Period Measurement of Frequency Measurement of Rise Time Measurement of Fall Time Measurement of Positive Duty Cycle Measurement of Negative Duty Cycle Measurement of Positive Pulse Width Measurement of Negative Pulse Width Set Upper Lower ratio Ctrl Alt P Ctrl Alt X Ctrl Alt N Ctrl Alt A Ctrl Alt T Ctrl Alt B Ctrl Alt U Ctrl Alt M Ctrl Alt L Ctrl Alt E Ctrl Alt C Ctrl Alt R Ctrl Alt Y Ctrl Alt S Ctrl Alt G Ctrl Alt I Ctrl Alt F Ctrl Alt V Ctrl Alt Z Ctrl Alt J Ctrl Alt D Ctrl Alt W Ctrl Alt H Help o Displays about Dialog Box 47 Appendix Appendix Software Calibration It is necessary for you to calibrate regularly to make the measurements as accurate as possible 1 Short input sign
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