ELAN DIGITAL SYSTEMS LTD. MF2xx Series User's Guide

ELAN DIGITAL SYSTEMS LTD.LITTLE PARK FARM ROAD,SEGENSWORTH WEST,FAREHAM,HANTS. PO15 5SJ.TEL: (44) (0)1489 579799FAX: (44) (0)1489 577516e-mail: sales

Start with the bottom scope. Hold it in one hand, and put the next scope on top of the 1st, the same way around. Align the stacking connectors an

end). With moderate force, the top scope will pop up and come free. Remove the stacking connector from the free scope.Repeat this for all scopes in t

The LED on the scope will blink rapidly and message dialog with the device information will appear on the screen. Pressing ESC key will close this win

• Do make sure that each stack connector is properly seated in place before trying to stack another channel on top• Don’t allow water or dirt etc to

2.3.2.2 Software For Non-Stacked ConfigurationsBy default when you run USBscope50, it will automatically detect all the scopes connected via USB and w

appearance in Settings → Channel Colours and in Settings → Chart Settings.2.4 Input RangesThe USBscope50 supports 3 settings on its input attenuator.

In DC coupling mode, the capacitor is bypassed and the bandwidth is DC up to 75MHz.2.4.1 Offset NullingThe input stages of the USBscope50 will natural

The USBscope50 includes a probe compensation output9.This must be turned on using the USBscope50 Software. In the channel tab you

4. Set the timebase to 100us/div5. Now connect your probe tip to the compensation output on the scope. You should see a square wave something like

7. Now, slowly adjust the trimmer in the probe body until you achieve the best square wave shape that you can. By this we mean nice square corners a

CONTENTS1 OVERVIEW...52 ABOUT THE USBSCOPE50...

2.6 Acquisition ModesThe USBscope50 can acquire waveforms in two different ways. Single shot and continuous run mode.2.6.1 Single Shot

normal. To avoid this effect, always pick the fastest single shot timebase consistent with being able to view the waveform in que

the screen as a result…the software forces the sweep data into one or other of the bins even though the data may have been at one end of the “bin” or

2.7.1 USBscope50 continuous run in Free ModeIn this mode the acquisition begins just after the software has set up the scope. The scope will effecti

2.9 Trigger ThresholdYou can adjust the trigger voltage that is used for Norm Modes, either by moving the slider from the trigger tab. Select Vie

Remember to stop the acquisitions before saving the data otherwise the most recent data will be saved.Data is saved in ASCII text format and will impo

2.11 Import Graph DataAny text file with the header of exported file and 3000 points can be imported on the graph. Select Edit → Import Graph Data an

2.12 Software Development Kit (SDK) for USBscope50While running the USBscope50 Java application try selecting Help option from the software menu or p

3 SOFTWARE INSTALLATION3.1 Windows XP and Vista14Before plugging in the hardware:Use the supplied install CD and run the setup program. This will co

Once the hardware has installed, there is no need to make any settings for the allocated COM port…the software takes care of all

3.2 Linux Ubuntu...293.3 Troubleshooting...

Please copy USBscope50Drvr.so to /usr/lib making sure you have root privileges. Copy USBscope50_Software.jar and lib folder in the same location. To r

4 HARDWARE SPECIFICATIONAll parameters typical @ 20°C unless otherwise stated4.1 Power RequirementsSupply Voltage: 5.0V ±10% from host USB busT

4.4 Performance4.4.1 Safety Data and Maximum RatingsImportant Safety PrecautionsAlways observe these when using the USBscope50The USBscope50 contains

Isolation rating: 300V CAT II, 500V CAT I between BNC ground and USB groundTransient isolation21: BNC ground to USB ground +/-2.5KVIsola

4.4.3 Dynamic PerformanceMaximum ADC single shot rate: 50MSPSMaximum effective sample rate25: 1GSPSSample rates available: 4ns/div to 4s/div in 1,2,4

DisclaimerThis document has been carefully prepared and checked. No responsibility can be assumed for inaccuracies. Elan reserves the ri

1 OVERVIEWThe USBscope50 is an isolated digital storage oscilloscope that has the following features: • Single channel scope with BNC input and USB P

2 ABOUT THE USBscope502.1 GeneralThe USBscope50 uses a 50MSample/sec 8-bit A-to-D converter. The A-to-D and front-end circuits that proces

2.2 USBscope50 ArchitectureThe figure below shows a simplified diagram of the USBscope50.ATTENUATOR1MegCONTROLLERSTACKCONNAC/DCBNCAMPCOMPPSUDATAUSBCON

2.3 Using More Than One USBscope502.3.1 Stacked ModeA unique feature of the USBscope50 architecture is that up to 4 devices6 can be stacked t

able to see the gold pins about 2-3mm beyond the bottom surface of the scope. The connectors have no pin orientation…they can go in 2 possible ways r