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DDS-3X25 USB 

DDS-3X25 USB User

’

s Guide                                                                                        25 

Generate the Simple Waveform 

 
To generate a simple waveform, please do these steps as follows: 
 

1.  Connect wave output pin to Oscilloscope. 
2.  Connect the USB probe to PC. 
3.  Select 

“

Start

”

->

”

All  programs

”

->

”

DDS-3X25  USB

”

->

”

DDS-3X25  USB

”

  to 

open the interface. 

4.  Then you can see a 1 KHz, 2 V max, sine waveform on Oscilloscope. 

 

 

Summary of Contents for DDS-3X25

Page 1: ...User s Guide DDS 3X25 USB ARBITRARY FUNCTION GENERATOR ...

Page 2: ...3 The Menu System 14 The Waveform Control System 17 Chapter 3 Understanding Functions 18 Waveform parameter 19 Waveform Output Control 20 Edition of Arbitrary Waveform 21 Waveform Data Files 22 Frequency Counter Measurement 23 Chapter 4 Application Examples 24 Generate the Simple Waveform 25 Generate Arbitrary Waveform 26 Combine Devices 27 Appendix 29 Hardware Specification 30 Cleaning and mainte...

Page 3: ...e grounded properly before making connections to the input or output terminals of the instrument n Correctly connect probe The probes ground terminals are at the same voltage level of the product ground Do not connect the ground terminals to a high voltage n Check the ratings of all terminals To avoid fire or shock hazard check all ratings and marks on the product Follow the user s guide for detai...

Page 4: ...and FM The parameters such as amplitude frequency and offset are also settable The data format of DDS 3X25 is completely compatible with that of Tektronix it can directly read the waveform data files produced by the Tektronix oscilloscope or Tektronix waveform editor software and redisplay the waveform DDS 3X25 adopts the DDS technology so that it has the advantages of high frequency accuracy high...

Page 5: ...5 USB DDS 3X25 USB User s Guide 3 Chapter 1 Getting started This chapter focuses on the following topics u System Requirements u Installing hardware u Installing software u Understanding of the user interface ...

Page 6: ...ystem Windows NT 2000 XP Vista Memory 128MB Graphic Card Microsoft DirectX supported Screen resolution 1024x768 Color depth 16bit l Recommended System Requirements Operating System Windows NT 2000 XP Vista Memory 256MB Graphic Card Microsoft DirectX supported Screen resolution 1024x768 Color depth 16bit ...

Page 7: ...nect the A Type Plug of USB cable to your PC s USB port 2 Connect the B Type Plug of USB cable to DDS 3X25 s USB port 3 New hardware is found 4 New hardware search wizard starts Choose the correct directory of the driver through the browser or search in the CD driver ...

Page 8: ...DDS 3X25 USB DDS 3X25 USB User s Guide 6 5 New hardware wizard installs software 6 Finish new hardware search wizard ...

Page 9: ...DDS 3X25 USB DDS 3X25 USB User s Guide 7 ...

Page 10: ...rt 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 DDS 3X25 Installation is started Click Next to continue 4 Choose a destination directory Click Next to continue ...

Page 11: ...DDS 3X25 USB DDS 3X25 USB User s Guide 9 5 Check the setup information Click Next to start copying of files 6 This Status dialog is displayed during copying of files ...

Page 12: ...DDS 3X25 USB DDS 3X25 USB User s Guide 10 7 Updating Your System Configuration 8 The installation is complete ...

Page 13: ...DDS 3X25 USB DDS 3X25 USB User s Guide 11 ...

Page 14: ...DDS 3X25 USB DDS 3X25 USB User s Guide 12 Chapter 2 Operating Basics This chapter focuses on the following topics u The User s Interface u The Menu System u The Waveform Control System ...

Page 15: ...DDS 3X25 USB DDS 3X25 USB User s Guide 13 The User s Interface DDS 3X25 provides users a simple and full featured interface so that users do not have to spend a lot of time to learn ...

Page 16: ...V Save a CSV file l Save CSV As Save a CSV file as other name l Print Print the current waveform l Print Preview Preview the current waveform l Print Setup Configure the print setup l Exit Exit DDS 3X25 USB 2 Edit l Points Edit Draw the waveform after click the command of Arb l Zoom In Zoom in the waveform l Zoom Out Zoom out the waveform 3 Wave Parameter ...

Page 17: ...ttern Generator Set the Digital out pin as pattern generator l Programmable Output Set the Digital out pin as programmable output l Output Set Show Digital out setup dialog 5 Display Background Color Set background color XY Line Color Set XY color Curve Color Set curve color Cursor Color Set cursor color Wave Number Set the number of periods displayed Show Hide Control Show or hide the control pan...

Page 18: ...r s Guide 16 Sweep Show the sweep dialog Open Output Power On Save the current waveform to DDS 3X25 and generate the waveform when the DDS 3X25 powers on Close Output Power On Stop generates the waveform when the DDS 3X25 powers on ...

Page 19: ...aveform Control System Click Menu Display Show Hide control you can show or hide the waveform control panel You can change the waveform parameter such as frequency amplitude Y Offset or phase Also it includes the frequency counter measurement system ...

Page 20: ...User s Guide 18 Chapter 3 Understanding Functions This chapter focuses on the following topics u Waveform parameter u Waveform output control u Edition of Arbitrary Waveform u Counter Frequency Measurement u Waveform data files ...

Page 21: ...the output of such kind of waveform When switch to arbitrary waveform from other kind of waveform the edition work can be done on the original wave form 2 Set waveform parameters Click Menu Wave Parameter there are the choices for setting of various waveform parameters For example click AM FM to set the AM FM parameters in the dialog ...

Page 22: ...DDS 3X25 USB DDS 3X25 USB User s Guide 20 Waveform Output Control By the following buttons to control the output dot numbers trigger mode output amplitude and limit frequency of the wave filter ...

Page 23: ...DDS 3X25 USB DDS 3X25 USB User s Guide 21 Edition of Arbitrary Waveform Choose Arb waveform and click the menu Edit Edit Points to open edit points dialog ...

Page 24: ...veform Data Files The data format of DDS 3X25 is CSV Its format is compatible with the CSV file produced by the Tektronix ARBExpress software User can edit or set up the required CSV waveform and also use Excel to open and edit the CSV wave files ...

Page 25: ...ent Click the F C ON OFF to turn on or off the frequency counter measurement Connect to the Frequency Counter Measurement pin and turn on the F C ON OFF you can see the frequency in the edit box Turn the left right button to C end you can see the counter in the edit box ...

Page 26: ...DDS 3X25 USB DDS 3X25 USB User s Guide 24 Chapter 4 Application Examples This chapter focuses on the following topics u Generate the simple waveform u Generate Arbitrary Waveform u Combine Devices ...

Page 27: ...o generate a simple waveform please do these steps as follows 1 Connect wave output pin to Oscilloscope 2 Connect the USB probe to PC 3 Select Start All programs DDS 3X25 USB DDS 3X25 USB to open the interface 4 Then you can see a 1 KHz 2 V max sine waveform on Oscilloscope ...

Page 28: ...e 2 Choose the Arb waveform in the right control panel 3 Move your mouse to the waveform screen 4 Press the mouse left button and move draw your own waveform 5 Then you can see your own waveform in the oscilloscope 6 Click Edit Edit Points you can change the voltage of each point 7 Click Edit Zoom In or Zoom Out you can zoom in or out the waveform screen ...

Page 29: ...s as follows For example we have two devices 1 Connect them USB by the cable Caution You must connect one device to the main interface of cable 2 Connect them to Oscilloscope 3 Connect them to PC 4 Open the two devices by software 5 You can see the device serial number in the status 6 Change the Phase of Device 2 to 0 5 ...

Page 30: ...DDS 3X25 USB DDS 3X25 USB User s Guide 28 7 Then you can see the waveform as following on oscilloscope ...

Page 31: ...DDS 3X25 USB DDS 3X25 USB User s Guide 29 Appendix u Hardware specification u Cleaning and Maintenance ...

Page 32: ...m Amplitude 3 5V Max Output Impedance 50 Ω Output Current 50mA Ipeak 50mA System BW 10M Harmonic Wave distortion 50dBc 1KHz Frequency Counter Channel Range DC 25MHz Input Amplitude 400mVpp 18Vpp Coupling Mode DC Accuracy Time Base Error 1 Count Input Impedance 100KΩ Digital Input and Output 12 Bits Output 6 Bit Input 12 Bits Digital Generator and GO 6Bit GI Level LVCMOS Working Environment Working...

Page 33: ...ers 1 Use velvet cloth contact the surface of the equipment 2 Pease do not use any corrosive or chemistry Caution Please make sure the equipment is dry enough before going to work Avoid mangling the equipment or hurting body because of water Maintenance Don t put the equipment under the sun for a long time Put it in wind to the best of one s abilities Caution In order to not mangle the equipment y...

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