TEXIO DCS-7500A Series Programming Manual Download Page 46

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3-8-15.:MEASure:NWIDth

Query

Description

Returns the first negative pulse width timing.

Same as: Measure k

ey → F1~F5 → F3 (–Width)

Syntax

< Long >

< Short >

:measure:nwidth?

:meas:nwid?

Returns

<NR3>

Unit :s

CAUTION:

Before using this command, select the
measurement channel. See the example below.

Example

:measure:source 1

:measure:nwidth?

Selects Channel 1,
and then measures
the negative pulse
width.

3-8-16.:MEASure:PDUTy

Query

Description

Returns the positive duty cycle ratio.

Same as: Measure key → F1~F5 → F3
(DutyCycle)

Syntax

< Long >

< Short >

:measure:pduty?

:meas:pdut?

Returns

<NR2> with % sign

CAUTION:

Before using this command, select the
measurement channel. See the example below.

Example

:measure:source 1

:measure:pduty?

Selects Channel 1,
and then measures
the positive duty cycle.

Summary of Contents for DCS-7500A Series

Page 1: ...PROGRAMMING MANUAL DIGITAL STORAGE OSCILLOSCOPE DCS 7500A SERIES DCS 7507A DCS 7510A DCS 7515A B71 0048 01...

Page 2: ...ch company or group in each country and region About this instruction manual When copying the part or all of contents of this instruction manual seek the copyright holder In addition the specification...

Page 3: ...3 2 5 ACQuire X MEMory 12 3 3 Autoset Command 13 3 3 1 AUToset 13 3 4 Channel Math Command 14 3 4 1 CHANnel X BWLimit 14 3 4 2 CHANnel X COUPling 15 3 4 3 CHANnel X DISPlay 15 3 4 4 CHANnel X EXPand 1...

Page 4: ...Reshoot 36 3 8 8 MEASure FREQuency 36 3 8 9 MEASure FRFDelay 37 3 8 10 MEASure FRRDelay 37 3 8 11 MEASure LFFDelay 38 3 8 12 MEASure LFRDelay 38 3 8 13 MEASure LRFDelay 39 3 8 14 MEASure LRRDelay 39 3...

Page 5: ...LOG DURation 62 3 11 Save Recall Command 63 3 11 1 MEMory X RECall SETup 63 3 11 2 MEMory X RECall WAVeform 64 3 11 3 MEMory X SAVe SETup 64 3 11 4 MEMory X SAVe WAVeform 65 3 11 5 RCL 65 3 11 6 REF X...

Page 6: ...e 78 3 13 14 TRIGger REJect 78 3 13 15 TRIGger SLOPe 79 3 13 16 TRIGger STATe 80 3 13 17 TRIGger SOURce 81 3 13 18 TRIGger TYPe 81 3 13 19 TRIGger VIDeo FIELd 82 3 13 20 TRIGger VIDeo LINe 83 3 13 21...

Page 7: ...to configure the DCS 7500A series USB remote control interface 1 1 Rear Panel Overview LINE VOLTAGE AC 100 240V FUSE RATING RANGE T1A 250V FREQUENCY 50 60Hz POWER MAX 18W 40VA USB port CAL output Pow...

Page 8: ...r install TEXIO_CDC inf attached CD 3 On the PC activate a terminal application such as PuTTY To check the COM port No see the Device Manager in the PC 4 Run this query command via the terminal applic...

Page 9: ...rminator Parameter Type Description Example Boolean boolean logic 0 1 NR1 Integers 0 1 2 3 NR2 decimal numbers 0 1 3 14 8 5 NR3 floating point 4 5e 1 8 25e 1 NRf any of NR1 2 3 1 1 5 4 5e 1 Message te...

Page 10: ...Autoset Command 13 3 4 Channel Math Command 14 3 5 Math Command 21 3 6 Cursor Command 25 3 7 Display Command 29 3 8 Measure Command 32 3 9 Go No Go Command 48 3 10 Data Logging Command 60 3 11 Save Re...

Page 11: ...1 5 SYSTem VERSion 7 3 1 1 IDN Query Description Returns the oscilloscope ID manufacturer model name serial number and firmware version Same as Utility key F4 Syntax idn Example idn TEXIO DCS 7515A X...

Page 12: ...ACQuire MODe 0 AVERage 0 TRIGger TYPe 0 SOURce 0 MODe 1 SLOP 0 COUPle 1 REJect 0 NREJ 0 LEVel 0 00000e 00 PULSe MODe 0 TIMe 0 00000e 00 VIDeo TYPe 1 POLarity 0 FIELd 0 LINe 0 CURSor SOURce 1 XDISPlay...

Page 13: ...tings conflict 222 data out of range 223 too much data 224 illegal parameter 232 invalid format Example system error 102 Indicates that the command syntax is wrong 3 1 5 SYSTem VERSion Query Descripti...

Page 14: ...waveform acquisition in the average acquisition mode Same as Acquire key F2 Syntax Long Short acquire average NR1 acquire average acq aver NR1 acq aver Parameter NR1 Average No NR1 Average No 1 2 5 32...

Page 15: ...le acquire hdelay 1 acquire hdelay 1 Turns Delay On Returns the Delay as On 3 2 3 ACQuire MODe Set Query Description Selects or returns the acquisition mode Same as Acquire key F1 F3 Syntax Long Short...

Page 16: ...TOP key is pressed However the long memory may not fully fill up if a slow time base is used with a fast sample rate Also note that there are several time base settings that don t result in 100 of ava...

Page 17: ...4 bytes Indicates the time interval between two adjacent sampling points in the floating point format compatible with IEEE 754 standards Note The data is sorted in the little endian format Channel ind...

Page 18: ...he number of digits used for the data string that follows The data size digit is always 4 Data size 4 bytes Indicates the data size The data size is always 8008 4000 points per channel 8 bytes are tot...

Page 19: ...cator 0X01 Reserved data Waveform data after this FF 3 3 Autoset Command 3 3 1 AUToset Set Description Runs the Autoset function to automatically configure the horizontal scale vertical scale and trig...

Page 20: ...3 4 8 CHANnel X PROBe RATio 19 3 4 9 CHANnel X PROBe TYPE 19 3 4 10 CHANnel X SCALe 20 3 4 1 CHANnel X BWLimit Set Query Description Selects or returns the bandwidth limit on off Same as Channel key F...

Page 21: ...1 2 CH1 2 0 AC coupling 1 DC coupling 2 Ground coupling Example channel1 coupling 1 Selects the DC coupling for Channel 1 3 4 3 CHANnel X DISPlay Set Query Description Turns a channel on off or retur...

Page 22: ...R1 Expand 1 2 CH1 2 0 Ground 1 Center Example channel1 expand 1 channel1 expand 1 Sets Channel 1 to Expand from Center Returns expand from center 1 as channel 1 s Expand status 3 4 5 CHANnel X INVert...

Page 23: ...ong Short channel X math NR1 channel X math chan X math NR1 chan X math Parameter X Channel NR1 Math operation 1 2 CH1 or CH2 0 Math off 1 Add 2 Subtract 3 Multiply 4 FFT 5 FFTrms Example1 channel1 ma...

Page 24: ...Syntax Long Short channel X offset NR3 channel X offset chan X offs NR3 chan X offs Parameter X Channel NR3 Offset level 1 2 CH1 2 0 4 0 4V 2mV div 20mV div 4 4V 50mV div 200mV div 40 40V 500mV div 2V...

Page 25: ...1x 2x 5x 10 20 50 10x 20x 50x 100 200 500 100x 200x 500x 1000 2000 1000x 2000x Example channel1 probe ratio 1 Sets the Channel 1 probe attenuation factor to 1x 3 4 9 CHANnel X PROBe TYPE Set Query De...

Page 26: ...yntax Long Short channel X scale NR3 channel X scale chan X scal NR3 chan X scal Parameter X Channel NR3 Vertical scale 1 2 CH1 2 2e 3 1e 1 2mV 10V Probe x1 2e 2 1e 2 20mV 100V Probe x10 2e 1 1e 3 200...

Page 27: ...ATH FFT HORizontal POSition 24 3 5 1 MATH OPERator Set Query Description Sets the math operator Syntax Long Short MATH OPERator PLUS 0 MINUS 1 MUL 2 FF T 3 FFTRMS 4 MATH OPERator MATH OPER PLUS 0 MINU...

Page 28: ...00 12 00 with 0 00 being the center division Example MATH POS 3 00 Sets the position to the 3 rd division above the center division 3 5 3 MATH FFT SOURce Set Query Description Sets the source channel...

Page 29: ...0 Hanning window FLATtop 1 Flattop window RECTangular 2 Rectangular window BLAckman 3 Blackman window Example MATH FFT WIND HAN Sets the window type to Hanning 3 5 5 MATH FFT SCALe Set Query Descript...

Page 30: ...oom 1 1x zoom 5 5x zoom Example MATH FFT HOR SCAL 5 Sets the zoom to 5x 3 5 7 MATH FFT HORizontal POSition Set Query Description Sets or horizontal position in Hz of the FFT waveform Syntax Long Short...

Page 31: ...yntax Long Short cursor x X position NR3 cursor x X position curs x X p NR3 curs x X p Parameter X Cursor 1 or 2 NR3 Cursor position 1 Cursor X1 2 Cursor X2 CAUTION The set and returned data format is...

Page 32: ...p NR3 curs y X p Parameter X Cursor 1 or 2 NR3 Cursor position 1 Cursor Y1 2 Cursor Y2 CAUTION The set and returned data format is NR3 as follows CH1 CH2 Math except FFT voltage current V A Math FFT d...

Page 33: ...TION The returned data format is NR3 as follows CH1 CH2 Math CH1 CH2 time s for horizontal cursor voltage V for vertical cursor Math FFT frequency Hz for horizontal cursor decibel dB for vertical curs...

Page 34: ...off x X horizontal 0 Off y Y vertical 1 On Example cursor ydisplay 1 Turn Y cursor on 3 6 5 CURSor SOURce Set Query Description Selects or returns the cursor source channel Same as Cursor key F1 Sour...

Page 35: ...REFResh 31 3 7 1 DISPlay ACCumulate Set Query Description Turns the display accumulate mode on off or returns its status Same as Display key F2 Syntax Long Short display accumulate Boolean display ac...

Page 36: ...ast 0 20 Lowest 0 to the Highest 20 Example display contrast 10 Sets the display contrast to the middle 10 3 7 3 DISPlay GRATicule Set Query Description Sets or returns the display grid type Same as D...

Page 37: ...tax Long Short display waveform NR1 display waveform disp wav NR1 disp wav Parameter NR1 Display waveform type 0 Vectors 1 Dots Example display waveform 0 Selects the vectors waveform 3 7 5 REFResh Se...

Page 38: ...ure LFFDelay 38 3 8 12 MEASure LFRDelay 38 3 8 13 MEASure LRFDelay 39 3 8 14 MEASure LRRDelay 39 3 8 15 MEASure NWIDth 40 3 8 16 MEASure PDUTy 40 3 8 17 MEASure PERiod 41 3 8 18 MEASure PWIDth 41 3 8...

Page 39: ...he command reading are reflected Example measure delay1 1 Select Channel1 as the first source channel 3 8 2 MEASure DELAY2 Set Query Description Sets or returns the second source channel for the delay...

Page 40: ...easures the fall time 3 8 4 MEASure FFFDelay Query Description Returns the delay between the first falling edge of source1 and the first falling edge of source2 Same as Measure key F1 F5 Select delay...

Page 41: ...re delay1 NR1 and measure delay2 NR1 Example measure delay1 1 measure delay2 2 measure fffdelay Select channel 1 and 2 as delay source1 2 and then measure FFR 3 8 6 MEASure FOVShoot Query Description...

Page 42: ...the example below Example measure source 1 measure fpreshoot Selects Channel 1 and then measures the fall preshoot ratio 3 8 8 MEASure FREQuency Query Description Returns the frequency value Same as M...

Page 43: ...y1 1 measure delay2 2 measure frfdelay Select channel 1 and 2 as delay source1 2 and then measure FRF 3 8 10 MEASure FRRDelay Query Description Returns the delay between the first rising edge of sourc...

Page 44: ...y1 1 measure delay2 2 measure lffdelay Select channel 1 and 2 as delay source1 2 and then measure LFF 3 8 12 MEASure LFRDelay Query Description Returns the delay between the first falling edge of sour...

Page 45: ...y1 1 measure delay2 2 measure lrfdelay Select channel 1 and 2 as delay source1 2 and then measure LRF 3 8 14 MEASure LRRDelay Query Description Returns the delay between the first rising edge of sourc...

Page 46: ...ow Example measure source 1 measure nwidth Selects Channel 1 and then measures the negative pulse width 3 8 16 MEASure PDUTy Query Description Returns the positive duty cycle ratio Same as Measure key...

Page 47: ...ample measure source 1 measure period Selects Channel 1 and then measures the period 3 8 18 MEASure PWIDth Query Description Returns the first positive pulse width Same as Measure key F1 F5 F3 Width S...

Page 48: ...e source 1 measure rise Selects Channel 1 and then measures the rise time 3 8 20 MEASure ROVShoot Query Description Returns rise overshoot ratio for the waveform amplitude in percentage Same as Measur...

Page 49: ...g this command select the measurement channel See the example below Example measure source 1 measure rpreshoot Selects Channel 1 and then measures the rise preshoot ratio 3 8 22 MEASure SOURce Set Que...

Page 50: ...ement channel See the example below Example measure source 1 measure vamplitude Selects Channel 1 and then measures the Voltage amplitude 3 8 24 MEASure VAVerage Query Description Returns the average...

Page 51: ...below Example measure source 1 measure vhi Selects Channel 1 and then measures the global high Voltage 3 8 26 MEASure VLO Query Description Returns the global low voltage Same as Measure key F1 F5 F3...

Page 52: ...below Example measure source 1 measure vmax Selects Channel 1 and then measures the maximum amplitude 3 8 28 MEASure VMIN Query Description Returns the minimum amplitude Same as Measure key F1 F5 F3 V...

Page 53: ...See the example below Example measure source 1 measure vpp Selects Channel 1 and then measures the peak to peak amplitude 3 8 30 MEASure VRMS Query Description Returns the root mean square voltage Sam...

Page 54: ...on MIN 56 3 9 13 TEMPlate SAVe MAXimum 57 3 9 14 TEMPlate SAVe MINimum 57 3 9 15 TEMPlate TOLerance 58 3 9 16 TEMPlate SAVe AUTo 59 3 9 1 GONogo CLEar Set Description Clears the Go No Go test result r...

Page 55: ...Start Go NoGo testing Example GON EXEC 0 Turn Go NoGo off 3 9 3 GONogo FUNCtion Set Query Description Initializes the oscilloscope for the Go NoGo mode This command must be used to initialize the osc...

Page 56: ...y Description Sets or queries the Go NoGo boundary template conditions Note Before any Go NoGo command can be used please use the GONogo FUNCtion 1 command to initialize the oscilloscope Syntax Long S...

Page 57: ...nel 1 2 Sets the source to channel 2 Example GON SOUR 1 Sets the source to channel 1 3 9 7 GONogo VIOLation Set Query Description Sets or queries the Go NoGo violation conditions Note Before any Go No...

Page 58: ...the template source can be selected from internal memory W1 W15 RefA or RefB Note Before any Go NoGo command can be used please use the GONogo FUNCtion 1 command to initialize the oscilloscope Syntax...

Page 59: ...d can be used please set the template mode to normal using the TEMPlate MODe 0 command Before any Go NoGo command can be used please use the GONogo FUNCtion 1 command to initialize the oscilloscope Sy...

Page 60: ...nd can be used please set the template mode to normal using the TEMPlate MODe 0 command Before any Go NoGo command can be used please use the GONogo FUNCtion 1 command to initialize the oscilloscope S...

Page 61: ...AXimum command Before this command can be used please set the template mode to normal using the TEMPlate MODe 0 command Before any Go NoGo command can be used please use the GONogo FUNCtion 1 command...

Page 62: ...INimum command Before this command can be used please set the template mode to normal using the TEMPlate MODe 0 command Before any Go NoGo command can be used please use the GONogo FUNCtion 1 command...

Page 63: ...UNCtion 1 command to initialize the oscilloscope Syntax Long Short TEMPlate SAVe MAXimum TEMP SAV MAX 3 9 14 TEMPlate SAVe MINimum Set Description Saves the minimum template Same as Utility key More F...

Page 64: ...lease set the template mode to auto using the TEMPlate MODe 1 command Before any Go NoGo command can be used please use the GONogo FUNCtion 1 command to initialize the oscilloscope Syntax Long Short T...

Page 65: ...nu F1 Template Edit F1 Save Create F4 Note Before this command can be used please set the template mode to auto using the TEMPlate MODe 1 command Before any Go NoGo command can be used please use the...

Page 66: ...hort DATALOG STATE 0 1 DATALOG STATE DATALOG STATE 0 1 DATALOG STATE Parameter Return parameter 0 Off Stop data logging function 1 On Start data logging function Example DATALOG STATE 1 Turn data logg...

Page 67: ...waveform Example DATALOG SAVe 1 Set the save type to waveform 3 10 4 DATALOG INTerval Set Query Description Sets or queries the interval time between each recording Syntax Long Short DATALOG INTerval...

Page 68: ...LOG DURation NR1 DATALOG DURation DATALOG DUR NR1 DATALOG DUR Parameter Return parameter NR1 Discrete recording time in minutes 5 10 15 20 25 30 60 90 120 150 180 210 240 270 300 330 360 390 420 450 4...

Page 69: ...6 REF X DISPlay 66 3 11 7 REF X LOCate 66 3 11 8 REF X SAVe 67 3 11 9 SAV 67 3 11 1 MEMory X RECall SETup Set Description Recalls a panel setting from the internal memory Same as Save Recall key recal...

Page 70: ...W1 W15 NR1 Reference waveform 1 2 RefA RefB Example memory1 recall wavefor m 1 Recalls a waveform from the internal memory W1 and saves it to the reference waveform A 3 11 3 MEMory X SAVe SETup Set De...

Page 71: ...memory 1 15 W1 W15 NR1 Reference waveform 1 CH1 2 CH2 3 Math 4 RefA 5 RefB Example memory1 save waveform 1 Saves the reference waveform A to the internal memory W1 3 11 5 RCL Set Description Recalls...

Page 72: ...urns on the reference waveform A 3 11 7 REF X LOCate Set Query Description Moves or returns the position of a reference waveform Same as Save Recall key F5 Variable knob Value of position is 0 as disp...

Page 73: ...rameter X Reference NR1 Source 1 A 1 Channel 1 2 B 2 Channel 2 3 Math Example ref1 save 1 Saves the Channel 1 signal as the reference waveform A 3 11 9 SAV Set Description Saves the current panel sett...

Page 74: ...Eep 70 3 12 4 TIMebase WINDow DELay 70 3 12 5 TIMebase WINDow SCALe 71 3 12 1 TIMebase DELay Set Query Description Sets or returns the horizontal delay time sec Unit s Syntax Long Short timebase delay...

Page 75: ...1e 9 5us 5e 6 25ms 25e 3 2 5ns 2 5e 9 10us 10e 6 50ms 50e 3 5ns 5e 9 25us 25e 6 100ms 100e 3 10ns 10e 9 50us 50e 6 250ms 250e 3 25ns 25e 9 100us 100e 6 500ms 500e 3 50ns 50e 9 250us 250e 6 1s 1 100n...

Page 76: ...ase 1 Window 2 Window zoom 3 Roll mode 4 XY mode Example timebase sweep 0 Selects the main timebase as the horizontal sweep mode 3 12 4 TIMebase WINDow DELay Set Query Description Sets or returns the...

Page 77: ...urns the display scale length of the zoomed window Same as Horizontal menu key F2 Window Time div knob Unit s div Syntax Long Short timebase window scale NR3 tim wind scal NR3 Example timebase window...

Page 78: ...78 3 13 14 TRIGger REJect 78 3 13 15 TRIGger SLOPe 79 3 13 16 TRIGger STATe 80 3 13 17 TRIGger SOURce 81 3 13 18 TRIGger TYPe 81 3 13 19 TRIGger VIDeo FIELd 82 3 13 20 TRIGger VIDeo LINe 83 3 13 21 TR...

Page 79: ...as Trigger Single key Syntax Long format Short format single singl 3 13 4 STOP Set Description Stops waiting for a trigger condition or acquiring waveform Same as Stop key Syntax stop 3 13 5 TRG Set...

Page 80: ...coup NR1 trig coup Parameter NR1 Coupling mode 0 AC 1 DC CAUTION Before using this command select the edge or pulse trigger See the example below Example trigger type 0 trigger couple 1 Selects the e...

Page 81: ...rns the trigger holdoff time 40ns 2 5s Example trigger holdoff 1 00E 7 Sets the trigger holdoff time to 100ns 3 13 9 TRIGger LEVel Set Query Description Selects or returns the trigger level Same as Tr...

Page 82: ...xample trigger type 0 trigger mode 2 Selects the edge trigger and normal trigger mode 3 13 11 TRIGger NREJ Set Query Description Turns the noise rejection mode on off Same as Trigger key F4 F4 Syntax...

Page 83: ...lse F3 Syntax Long Short trigger pulse mode NR1 trigger pulse mode trig puls mod NR1 trig puls mod Parameter NR1 Mode NR1 Mode 0 2 1 3 CAUTION Before using this command select the pulse trigger See th...

Page 84: ...e pulse trigger See the example below Example trigger type 2 trigger pulse time 1 Selects the pulse trigger and sets the trigger pulse time as 1sec 3 13 14 TRIGger REJect Set Query Description Selects...

Page 85: ...ntax Long Short trigger slope NR1 trigger slope trig slop NR1 trig slop Parameter NR1 Trigger slope 0 positive 1 negative CAUTION Before using this command select the edge or pulse trigger See the exa...

Page 86: ...ot events This query will return 0 before the trigger point and 1 after a trigger point if any However with quicker time bases in auto mode a periodic waveform is constantly re sampled and thus re tri...

Page 87: ...e NR1 Trigger source 0 Channel 1 2 External 1 Channel 2 3 Line Example trigger source 0 Selects Channel 1 as the trigger source 3 13 18 TRIGger TYPe Set Query Description Selects the trigger type Same...

Page 88: ...deo F5 Syntax Long Short trigger video field NR1 trigger video field trig vid fiel NR1 trig vid fiel Parameter NR1 Field NR1 Field 0 Line 2 even 1 odd CAUTION Before using this command select the vide...

Page 89: ...vid lin NR1 trig vid lin Parameter NR1 Line range NR1 Line range 1 263 NTSC odd 1 313 PAL SECAM odd 1 262 NTSC even 1 312 PAL SECAM even CAUTION Before using this command select the video trigger TV...

Page 90: ...le below Example trigger type 1 trigger video polarity 0 Selects the video trigger and positive polarity 3 13 22 TRIGger VIDeo TYPe Set Query Description Selects the TV standard in the video trigger S...

Page 91: ...7F Towa Fudosan Shin Yokohama Bldg 2 18 13 Shin Yokohama Kohoku ku Yokohama Kanagawa 222 0033 Japan http www texio co jp...

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