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EZ Digital OS-3060D Operation Manual

Digital storage oscilloscope
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Digital Storage Oscilloscope
Operation Manual

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Summary of Contents for EZ Digital OS-3060D

  • Page 1 Digital Storage Oscilloscope Operation Manual...
  • Page 2 05- 30200/400/600 Digital Storage Oscilloscope Operation Manual • 0· · • • " • • " ---- ;::.. :;::::.~ :;:;;;..:;:;:.." • • • • ", • • • • • • " !Q)l Digital Co.,Ltd.
  • Page 3 DECLARATION OF CONFORMITY ISO/lEe Guide according 22 and 45014 Manufacturer Name: Digit a l Co.. Ltd. Manufacturer's ddress: 222- Nae -dong, Ojeong Bucheon -s i, Gy ecnggi-do R.O.K -16 0 Declares the product : Product Name ILLOSCO Model Numbers: 0200 -30400 05-30600 Date :...
  • Page 4 Safety Summary Safety Precautions Please take a moment to review these safety precautions. They provided for your protection and to prevent damage to the oscilloscope. This safety informatio n applies operator service personnel. Caution and warning tements. UT ION Is used to indicate correct operating or maintenance procedures...
  • Page 5 For proper use odu ct plea se rea d thi s user manual refully. ~ EZ Digital CO. .Lt d, Note I. T precision o fully maintain and reliability of the product it within the range...
  • Page 6 Warranty Warranty service covers peri of one year from th e date of original purchase. In case of technical failu re within a year , repair service will prov ided our service center or sales outlet free cha rge. charge customers for repa irs a...
  • Page 7 O NTE NTS escrip tio ns prod uc t \-1. Introd uctio 1-2. Specificatio 1-3. Points to bc chec prio 1-4. Accesso ries 2. Operating structi 2-1. Function eac h block Displ ay a power blocks 2-1-1. ····· Verti cal amplifier block 2-1-2.
  • Page 8 Addition and differe nce measureme nt X-Y measur ement ·· (6) Delayed-tim e axis pera tion 2-2-5. Digital storage mod e function Normal storage mode MO DE) · Equivalent sampling mod e Roll mode Single mod e Hold mode Save mod e Save mem ory display ( RECALL)
  • Page 9 3. X-Y digital u tp ut plott er Application 3-1. otter specificatio n 3-2. Connection 3·3. 3-4. Setting . ··· · 3-5. Operation 3-6. RS-232C interface 3-7. Major troub le, Serial co m m unication ing R S-232C ..···· 4-1. Introduction 4-2.
  • Page 10 User m ain ten ance guide 5-1. eaning 5-2. Calibration OS-3IXX)DSRS diugrum-, 6- 1. External views Block iag ram 6-2.
  • Page 11 Description of product 1- J. Introduction This product channel digital storage oscillosco pe OS-3000DSRS which is equipped with converter. It combines the benefits of digital scope to measure, store, interpret commu nica te the rapid trace, with the benefits of ana log scope to measure...
  • Page 12 Output uses bot RS-232C in terface fu nc tio n input/ output the d igital data to th perso na l pu ter, and RS-232C to conduc t screen hardcop y thro ugh digital plott er. also interprets and reco the stored data.
  • Page 13 1-2. Specifica tions Spec. OS-J0201l OS-J0400 OS-JOWO Model -CRT Configuration 6-inch rectangular screen wi internal graticulc Sx 10 useful screen ( 1div= marking for measurement of rise time. 2m m subdivisions along the central axis. +1.9kV approx. approx 11.5kV Accelerating potential (ref.
  • Page 14 -.'060D -.' 0 20D OS -.'O·jOD Spec. --------______ Mo del Horizontal Deflection TRIGD. I. Display modes int, 2. Time base A O.2s-'uiv in 20 O.2i 10 O.2sid 19 calibrated steps, 1-2-5 sc- 1-2-5 sc- qucncc. uncalibrutcd continuous control bcrwccn calibra ted steps steps at least con-...
  • Page 15 Model 'ON) ) Jll~O() ·.'O·IO» Spec. • Digital sto rage functio n 1()l)l)Wtlnh Display memory I00:IWortJ... »: Sav'c memory Sus/ 20sl d 2000 word Susl -20sl di v 2000 wordsi 3. Acquisit ion mem 0.2usld - 2sl d iv IOOOword .lu, iv -2 usl d iv...
  • Page 16 · ( 01)1) · .l O~ ()1> -.10.1(1) \luJd Sf'L". appro 05\' q U. I H.' \ \ ;j\ I..' Calibrator'(probe fn.. " Juclli. ) (.t]% Juty ral l\l Power Supply voltage range Voltage range I()()( IOV)'AC" 120( IOK- I32V)/AC 220( 198 .
  • Page 17 1-3. Points to be checked prior to use Comply with the following procedures for safety to prevent damage to the product prior to operating this product. 1-3-1. voltage selection Before use, check the voltage. This in strument operated with the correct line voltage selector switch setting to...
  • Page 18 1-3-2. Install ation and han dling precautions en placin g the service at your workplace, erve OS-3()()()DSRS following precautions best instru me nt performan ce longest service life. id placi ng this instru ment in an extremely hot or cold place.

  • Page 19: (B) Rear Panel

    2. O perating In struc tions (A) FRONT PANEL ITEMS "' WAItN 'N(; .._"' .." .."'..- ..C..T oO/< ...-s ' ....,.""" ."... '''' _.' '' '" (B) REAR PANEL ITEMS Fig.
  • Page 20 r~-- "' " .''''-~ :,:0: '.- -,~:; '',,);,',.,.? c=j' 1 ~df'- " .. ss: . .. I~'©" ;' ---f"-----+--- " l'LJ': .." " "' 'S> f!'!)'! -· -' °' = ...•. ." L.J ~ <" r-C::I • L:..I L..J -..c:::J ~OCJCJ •...
  • Page 21 s sec tion describes the surement proced ures methods utilizing variety of basi c informa tion and function need operatin g this strument. 2-1. Functio of each block numbers shown in following descrip tions resent each terminal indicated on F 2-1.
  • Page 22 pac itor betwee n inp ut connector vertical mplifier interrup ts an y DC compo nent of the signal. nnects inp ut nnector verti cal amplifier the ground establishin as a referen ce point. By making direct connec between in nnector and verti cal amplifier, input signal...
  • Page 23 DUAL signa ls th ai a input to ppear n th RT simulta neo usly. H O P : DI Y 0.2s-Sms TIME /DIY 2ms -0.21'i OS-3060 : 0.1 Displays algebraic of C H I and signals. OlIT CONNECTOR Provides freq uency counter or other devices...
  • Page 24 eithe r calib rated sweep rate of TIME/DlV select the main (A) tim ebase, operatio n ~()J ) dcluycd-vwccp -30.fOD operation select the calibra ted sweep of the [23J TIMElDlV calibrated timebase. POSmON To dete rm ine the exact sta rting point within 24J DELAY TIME...

  • Page 25: Trigger Mode

    27J TRIGGER MODE Selects the sweep triggering mode AurO swee p occurs tomaticall When there is a triggering signal, th sweep triggered normally is obtained and the waveform stop Where there is no signal and the trigger not made, the sweep still occurs automatically.
  • Page 26 This makes complicated signa l triggerred 29J HOLD OFF certa in ly by cha nging the HOLD O time of main sweep. It is also effective triggering such complica ted signals as high freque signal, irregula r signa l digita l signa l, etc.
  • Page 27 s», ® toT, l/toT This switch switches among '" Y, '" 1/'" modes. ON/OFF : Pressing {;:, Y and SELECT toggles readout func tion ON or OFF. : Moves the selected cursor upward downward, right or left. 2-1-5. [ 34] STORAGE STOR SlORAG£...
  • Page 28 ssin g switch ps sampling, and the HOLD SWITCH waveform displayed on the screen stops and LED lights ON. Pres sin g switch again releases HOLD state, nd sampling begin s. ® SAVE SWITCH : This switch stores display waveform in the storage memory.
  • Page 29 utp uts th ua re wave TERMINAL (O.5V, libra te th probe and vertica l plifier. GROUND CONNECTOR Provides ttac h me nt point for a sepa ra te ground lead 2-2. Basic measurements 2-2-1. Co n nec tio n f mea suring signals...
  • Page 30 Method using prob e for oscillosco pe Usi ng probe is most preferable to any other alternatives wh performing measurement o rcuits. prob es arc available with IX (direct connection) position and lOX (atten uation) position. thc input signal att enuates 1/10 with the input...

  • Page 31: Horizontal Position

    Pres in the POWER switch [1 J. About 30 seconds later , rotate INTEN 3] control clockwise until tbe trac e appears. then, adjust brightness so as make it suitable observing. <Caution> A burn-resista nt material is used in the CRT.
  • Page 32 R( TRA(l ABl ( K COVl GROU ND CLIP CAPACITANCE CORRECT ION TR,MM( PROBl (jVl R CQR;UC UNDER C()'j P( NSAH O CQMP( NSATfO COMP £HSATl (tll PROO£ COM PENSATION Fig. Probe com pensati on...
  • Page 33 2-2-3. Dat isplay Real time mod e displa y Curso r measurement value - - - - - - - [>- - - - - - - - - - - - - - - - Cursor Scale ADD CH2 Scale sweep, sweep factor...
  • Page 34 . <t A sweep. sweep factor display displa y < >1 IDIV r- -r - -1 r - -r - -r > L _ _ l --.J BLANK Xl CAL 1)ln ration mode, X-V mode is • XI0 MAG displayed. TIME/DIY setting UNCAL...
  • Page 35 Storage mod e displa y Location data displ ay o e-trigger and curs surement value Average. smoothing. '--------1 interpolati sampling save switch, PROBE 1>- - - - - state ursor :::: -II------;:===+ ,-_~- Save A Save B scale facto r scale facto H I scale factor...
  • Page 36 H::' CC p faC lor di r - -r - -r > _ _ L Blank display Prob > prob e UNCAL PIOX probe A and B sweep sweep factor display display <-- ----> 1 SIDIV -r - > 0. • 5 L _ _ L BLANK (No hori zontal...
  • Page 37 ® Curso r measurement value display The measur ed valu e between cursors is played. - - - > Measur ed value Volt difference between V, div !'S, two cursors for and Dual -l-, rns, mHz, sweep waveform. MHz, kHz, Volt difference between two cursors for sweep waveform...
  • Page 38 2-2-4. Real time mo mesur ement Single-t race mea surement Single-trace measurement is the mo st elementary function this measuring ins trume nt. Use this de when you intend to measure ne single signal. this instrument comprises two channels, ust choose ne of I and has an OlITPlIT term...
  • Page 39 ® signa to be measur ed does not trigger or measureme nt is diffic beca weakn ess though the VOLT/D1V switch is positioned on SmV. pull the VARIABLE PU LL lSJ [ 16]. At thi time. where the VOLT/ON switch set to SmV, it becomes lmV/O and the...
  • Page 40 chan nels are f th e same freque ncy. you can exactly initiate e triggering with TR IG G E switch S,M "' '''IIH'1 1..\hI1.. ISVt< ,., 1..1 a) Co mpos itive video signa l (b) TV-V coupling TV-H coupling r_~ r_TI I\...
  • Page 41 gger selectio Triggerin g is the mo st co mplica ted ratio to perform fo osci lloscope becau se this instrum requi rement s that have be incid entall y applied. requ ires n exact synch ronizatio well. gger mod e selection o trigger mod e Sinc...
  • Page 42 Trigger poin selectio SLO PE switch determines wheth the sweep shall start from the rise-starting nt or from fall-starting po int. Fig. 2-8) . Dep ressed switch represen ts the rise-start ing point released switch indicate s the fallstarting point. Trigger level selection s position represents...
  • Page 43 ·I S I..1l1' ..1 sco-r POSI Tt .( SlOl'{( '~ ~t(.AT'Yl POSITt C~lI (,Al ' ';( L..,j Sawtooth waveform r-« " lAIlTtl'C; I'«(,AT I';{ "'I ~Lt Pf..> STA8l { Il'ISll'C> POflT "" ~'~I " J"".~ "' A ~ AT POSlflY( cP {...
  • Page 44 (..0 Additi difference measurements The measurem ent of the additio n and di fference is function representing o waveform addin g two signals. peration add ition (AD D) repre sent s the algebraic sum of the C I and CH2 signals, the o pera tion...
  • Page 45 If the pop amplitude the resultant trace is very small signa l, perform measurement after havin g a large marking de on the screen display with adjusting both VOLTS/DIY switches. is a nother method measuring algebraic sum of signals of instrume nL That method performing...
  • Page 46 If you wish to move the waveform vertic all y axis). adjust Vertical POSmON control ISJ and adjust the Hori zontal POSmON eonlrol whe n inte nd to move waveform hori zontally (X-ax is) (The CH I Vertical POSITION control [17] docs t opera te in...
  • Page 47 ® Triggered B sweep In bas layed sweep, the is not triggered by tirncaxis signal event, it begins whe n the main (A um ebase) sweep cross comparate level scuing by DELAY TIME PO knob problem with this is that mai jitter becomes ap pa rent tirn ea xis...
  • Page 48 EBASE PLAY INTENSIFI PORTlCN Of A SWH P IN TE IFIED BY DIS PLAY TIME BA SE DISPLAY Fig. 2-10. Sweep magnification by B time axis...
  • Page 49 2-2-5. Digital storage ction Digital storage fun ction operates in the following sequence NORMAL storage mode (NORM) NORMAL storage mode (NORM) displays e waveform to be stored real mode. Press storage switch. Waveform sweeps all th e trigger devices depending on the setting of adjustor in the front size.
  • Page 50 In thi case, measure The edge initially I" the risign or dropping rising or dr opping I--- edge of waveforms trace end) appearing after may not be disp layed first one. in the repeated mode range Fig. 2-11. EQUIV mode takes longer than...
  • Page 51 (3) ROLL mode The displayed waveform flows to the left from the righ t. Correction point ta and ROLL mode make easy to measure signal lower tha n 100H z or so. To stop ROLL mode, press HOLD switch to hold fina waveform on CRT.
  • Page 52 ROL L waveform co rrection ROLL mode possible in high speed ran ge .5s/d iv.l . vertical mode is to DUAL, the waveform docs move smoothly O.Ss/d which occurs depending the relati on between waveform da ta and display rate reality, the waveform normal.
  • Page 53 5) HOLD mod e ressing HOLD switch in EQUIV, NORM r ROLL mod e sets HOLD mod In thi s mode, sa mpling opera tion stops in each operating mode. When mod e enters into HOLD e, the waveform display data continuously displa yed.
  • Page 54 plotter output PLOT Waveform displ ayed in HOLD mode is sent to X-V plotter through RS-232C by pressin g PLOT Sf\V. (P LOT switch operates only in HOLD rnod Refer item 3 for more details. (9) Horizo ntal magnification displa y (Ti me axis MAG) are two horizontal...
  • Page 55 switch is released by pressing MAG switch, it (j)) return s to the original wavefo HOLD waveform magnifiaction usin g TIME/DIY switch When storage waveform displ ayed the tube surface in HOLD mode, manipulating TIME/DIY switch make s possible ntin uo usly magnify displ ay ten times...
  • Page 56 Original fV\II.NVINIM TIMEIDIV ms/di HO LD mod e JLWJU U U LU (ii) Rotating TIME fV\NV\ switch. magnifies times with .5ms/d .JLJLJUUL (iii) Rotating TIME agam switch, magnifies times with TIME/ .5ms/d iv. Fig. ·1. HOLD eform magn ification This operation performs horizont al mag...
  • Page 57 Interpo la tion As the horizontal magnification rate increa ses, sine wave loo ks stepwise and pulse wave goes ami this case, interpolation ma it ea to watch the wavefo Interpola tio n divided into linear and sine in terpo lat io ns Every time ress...
  • Page 58 In X I() MAG magnilicatio n, pressing X I() MAG after interpolation stops interpolation and norma magnifica tion display enters into effect. In norma magnification , pulling X 10 MAG after interpolation stops interpolation and X 10 MAG magnification display enters into effect.
  • Page 59 (12) GO-NOGO mode to judge if te acquired signal GO-NOGO judgement func tion is used in the judgeme nt domain (Bo undary) on the CRT scree n. TI,e input sign acquired in seq uence compared with the boundary, When the results satify the conditions...
  • Page 60 Using M switch. it possibl e to set interpo lation. waveform smooth ON/OFF in average horizontal magn ificatio n whenever pressing switch. P RO ], [ AVG], ROLL] appear on the top of CRT one one and LED lights Pressing switch release MENU...
  • Page 61 AVERAGING setting mode (AVG) ENU LED AVG] played n the top lights right CRT, number averaging operations can be set. NORM operations The number averaging is changeahle using MENU selector switch . Pressing MENU selector switch changes NORM 256. fro m 4 Ibm The average waveform is displayed after data is obtained for...
  • Page 62 <D ROLL selector mode When MENU LED lights ROLL] is displayed on the top right of CRT, ROLL ON/O can be selected. -r - -r L __ L __ L _ L __ l _ _ L _-J ROLL ON/OFF is carried out using MENU selector switch.
  • Page 63 Note In SIN position, set the amplitude of input signal below 8 DIV on CRT. If any signal with large amplitude is connected on the CRT, tortion is observed in the top and bottom sector of waveform After waveform stops in ROLL mode, the interpolation operates depending on the selection between MAG XIO mode and TIME/DIV.
  • Page 64 ® Menu display in the mode " the than MEN mode modes other than MEN the setting informati of the number average smoothing is displayed as follows. ;mOOthin BLANK :Smoothing off SAVE Memory A SAVE Memory B BLANK:NoI average AV4:4times of average 16times of average AV64 :641imes...
  • Page 65 (\ 4 X-Y operation internal time axis is no used ,X-Y measureme nt. operation is carried out as follows vertical mode selector switch DUAL. is set to CHI, CH2 or AD D, erro OCCUR) EQUIV, Pressing HOLD switch in NORM or ROLL mode into HOLD...

  • Page 66: Basic Measurements

    EASUR EMENT APP LICATIONS s sectio co nta ins the measu rem proced ures lying basic functio instrume nt. OS-302(J(). Though only them arc introd uced, assure u that variety of specific measurem ent can also be performed based said func tions.
  • Page 67 the number of divisions of bo nd bottom wavefo rm and mu ltipl resulta nt number by the va of the VOLTS/DIV switch. th result ing in the pea k-to-p eak voltage. example, VOLT IV switch when the waveform same that shown in Fig.
  • Page 68 Gt'O/OC switch the sig na l sitive e waveform appe abov e the refe rence and wh the sig nal negative , the waveform appears below ground referen ce CAlJrIO N volta ge is relativel greatly loaded co m pa red the wave form, then mea...

  • Page 69: Voltage Measurement

    > Fig. 2·16. PEAK·TO·PEAK VOLTAGE MEASUREMENT RTIC AL DISTANCE REFERENC E LINE Fig. 2·17. INSTANTANEOUS VOLTAGE MEASUREMENTS...
  • Page 70 -.3 -~ Interval Measu rem ents second most impo rtant mea sur ement o sync h rono us-swee p oscilloscope is the very measurem ent time interval. Since the divisions formly ma rked on the C RT scree n are all calibrated the time bases.
  • Page 71 If you multiply value measured Item 5 above by the value by the switch. time you wish to meas ure will obtained. If the T1MEIV RIAI:lLE knob 125 1i, pulled magnifi ed mod e) . divide the measur ed value by 10.
  • Page 72 r~~T-~ l f-t- ..•1-++1 1 +1 • DI v IS IS I Fig. 2-18 TIME INTERVAL MEASUREMENT 2-3-3. Freq uency Measurement an accurate measurem ent is needed, a frequ en cy counter sha ll If you have used the freq uency nter nnected to the C...
  • Page 73 2-3-4. ase Difference Mea surements se differen ce phase angle between signa ls can be measured using altr ace meth phase surement Lissajous diagrammatic meth od of ph ase measurement X -Y mode of the oscilloscope. Dual-trace Meth od This meth od work s with type of waveform...
  • Page 74 If the phase difference less 500. the measurement can closely usin g magnificatio mode. this case. note erformed that o major d ivisio n represen 5° 9. For any ins trume nt ipped with REA DOUT func tio measuring value after moving cursor as sho wn in the figure makes...
  • Page 75 f--lf -r-r- L i. "I Olff ( k( zoiv 360' - - , Fig, 2-19. DUAL-TRACE METHOD OF PHASE MEASUREMENT 1./) • t> 1/.:;.: PHASE DIFFERENCE( angll! PHASE ANGLE CALC ULATION \:j-, ,,,. reo- (b) LlSSAJOUS-PATIERNS OF VARI OUS PHAS E ANGLES Fig.

  • Page 76: Phase Difference

    se difference measurement shall comply with the following proce dure: Rotate IV switch fully cloc kwise and set it to the X-Y position. CAUTION: At this time, the trace CRT screen is so brig tha t it uld often damage RT ph ospho So redu ce the...
  • Page 77 10.For trument eq uipped with READ O UT functio n mcasu riug A and it po values after moving c urso r shown figure makes ssible to ca lc ula te phase difference 2-3-5. Measurement Risctime Rise time is time ui red for the Icadi ng edge...
  • Page 78 the number of horizontal divis ion s between th e 10% point (central venieal graticule line) and the 90 % point. Multiply the mb er of divisions co unted in Item ove by the numerical value of E/DIY switch, the n you obtai n measured rise...
  • Page 79 • 0 QQ l" • .. . +-+ ••• BASIC PLAY :-... " """ • « " WITH HOPIZONTAL MAGNIFICATION Fig. 2·21. RISETIME MEASUREMENT...
  • Page 80 plo tter igi ta l utp ut a displayed o screen is tput appearing o planer co n nected with this instrumen through RS-232C cable. op/e ratio n of inst rumen t is describ ed as foll ows. Refer to the plotter operation manual...
  • Page 81 <------ ::> < :::> f--'> < :> I-.-. <, ---- :> < ' " " :> < 1."\ < :< ---- f.-"- '--- :> f--'> :> < c..n '" < f-'>. t> Fig. 3-1 a) PLOT OUTPUT DISPLAY...
  • Page 82 , '"Ii 7\ r\ If\ / L.:.-J -• .. . PIOX! G.Tl ~ r---. <, • ,..;;;;;::::;;: "" m.., "() A " ioxi 0. 5 Fig. 3·' b) PLOT OUTPUT DISPLAY 2...
  • Page 83 -T ;- · · :J> "U <: 'F ,,:-;,..<: ~-F=-:P < <:: . -c::: ~F- - C'-~ -e:: < <:: I.---~ -c::: 1 .- -- ' »> ..:::> -e:: --'-- :J . ---- ;:;r j.-.,:: ..
  • Page 84 r-·- -rr- .... ···· · ~ ~~-- -i--t II'] ..J ~~~·"· · ~F · · J~J~ <, I'..Pn< "\ '" d) PLOT OUTPUT DISPLAY 4 Fig.
  • Page 85 3-3. Co nnec tions Connect X-Y plotter with connec tor on th e rea side usin g RS-232C interface cable. ig 3.2 sho ws tbe wiring RS-232C erface cab used to co nnec t gra ph ic plotter HP7475A with the instrumen t.
  • Page 86 Pin name S2 lo ner side> HITACHI 681-XA PLOTTER (9600 BAUD RAT Slale Oscilloscope side> plotter side PLOT Mod c (a) Screen mod e setting DIP SfW Screen size using One mode selected modes in tab 3-1. Table 3-1 . Screen setting Screen...
  • Page 87 replacement setting possible to the pen replacement listed using DIP S/W Table replacement settinq feplacement NO.6 When S/W 6 to OFF. six colors arc used plotting. shows the details of plot and corresponding number. Table Pen number corresponding to th details of plot.
  • Page 88 n ica u n mod baud nd data rma t depe nding the plotter speci fica tion use. baud rate nd data forma ho uld be set the in strume nt plott er a) Baud rat e se tting is possible to RS-232C baud rate shown in tab...
  • Page 89 (0) Co mm unicatio n mod e setting S/W 1 sets RS-232C co mmun ica tion type unilateral bilateral Unilateral co mmunicatio n means the plott er output and bil ateral mmunica tion ns the mm unica tio n with person al com puter.
  • Page 90 3-5. Ope ration \\'111:11 HOLD PLOT] SAV strument is mode. pressing tarts lamp lights lip while plotting carried out. When plotting. plotting is oye r. lamp ut and relea sed . 3-6. -232C erfa ce with e instrument is equipped RS-232C as a standard func tio This...
  • Page 91 4. RS-232C 4-1. Int rodu ction RS-232C is the serial communication interface standardized by U.S. Electronic Industry Association transmits receives digital data through RS-232C interface. 4-2. Specificati on RS-232 is applicable Electric feature Non-sync h ronization (2) Tra nsmi ssion type (3) Stop big len gth bit/2 bits...
  • Page 92 Table 4 ·1 RS· 2 3 2C Conne cto r term inal Pill No . Signal Function Signal direction (."'A) configuration IlA) Data transmisxion BIl) rece ptio n (CA) Transmission request Trans m iss io n CTS (CIl) req ues t Non-co nnec tion (AB) Signal G...
  • Page 93 2) RS-232C inte rface follo <DFG rou nd nfiguration ssis ground cable @TXD tran ssion Data output signal transmissio level " 0" (space) level "I " ® a recept ion Data input signal recepti on ® Transmissio n request utput signal indicates the tra nsmissio...
  • Page 94 4-5. Operating function and function command If the instrument is connec ted with personal com purer through RS-232C interface. it possible use personal computer with appropria programs. Function command designate program operation to be carried out by instrument, possible prepa re a set of programs using personal co...
  • Page 95 number of data to be transmitted eac time is selected within thc memory capacity. Decimal ASC system or binary system is selected as data transmission type. Waveform data each memory is S bits. That is to say, it is between and 255 for decimal number...
  • Page 96 4-6. ransmi ssion data format transmi ssion data format as follows: Waveform data transmi ssion format Ri com ma n d After receiving 1-4) the instrument transmi wave form data in the following format. Refer to tab le 4-4 for eac item.
  • Page 97 Table Function command Func tion Description Transmissio n fonnat Command Transmissionl • Check the transmission/ recepti o n signal command reception signal to enable check with communication personal computer. 2 Wavef orm data • transmission o • waveform data transmission stored in command i(mmmm.nn...
  • Page 98 format ction Description Transmission ommand Measurement con Ro • designates the transmission data command waveform ition nsmission measurement comdition data "i"(- 4) denotes the Chareter stored in the memory I • ransmission) memory number. • After trans mittion this command. personal computer the designated...
  • Page 99 Function mand Descript io n ran smi ssion forma t Mcsurcmcnt co • Personal comp uter transm ition data command measurement condit reception to the instrument. and (Character designates memory to save reception) the waveform measurement "i" denotes the memory number. condition data stored in...
  • Page 100 Table 4 aveform dat a transmissi on format ASCII System Binary System Item Name Type Byte Byte code Data code "i" Memory number thru 4 ASCII ASCII (Not, 2) mmmm address Decimal number. ASCII ron r ASCII Four digits 0001- 1000 Data number Decimal...
  • Page 101 4 - 5 Mes ure ment cond ition nsmiss ion/ recept ion format Number of bytes (Note Name Type Item rans . Ree. "i" Memory number vertical mode CIII. CH2, CHOP ([)ual trace mode contained) i. ' ) ADDs II.M Hori zontal including mode)
  • Page 102 4-7. Separating cha rac ter ntrolle r transmits the separating character to info rm the instrument end of da ta in order nsmit waveform data or func tion command message. separating character C/ R. 4-8. Abnormal operatio handling Instrument sends return code to response...
  • Page 103 4-11. Major reason s of abno rma data transmi ssion case data not tran smitted satisfactorily, chec k the followin gs Cable wired acco rdance with fig. 4-2. "51" comman d is not executed in the first plac ere may occur erro r in da receptio n function...
  • Page 104 Following communication mode is used as an example of program. a) Baud rate 4800 BAUD Data START BIT STOP BIT form Separa ting cha racter DIP S/W o oscilloscope side state Com puter program side OPEN "COMl COM2) : 4800. N, CD"...
  • Page 105 rogram example I "Sl" mma nd "S I" mma nd is alway executed in first place. This is a progra m check that co mmunication func tion bled. gram example following program is the program compatible person compu ter. • •...
  • Page 106 " Ri " rogra m exam m m an d program recei wo rds o f CHI wa veform from ro add ress using " Ri" m m a rog ra m exam code conversion; mpatib le personal m puter ** ••...
  • Page 107 rogram example 3 "Ro· comma nd This program receive s displays the sweep trace measu rement co nd ition data using "Ro" co mma nd. rogram example 3 : mpatible personal co mputer • ••• Ro(i) MMAND ••••• PEN "C O M 1: 4800. N . 8. 1. CD"...
  • Page 108 (4) Program example 4 "W i" comma "wi" program writes data in sweep trace memory A using command. 0 thru 999 add ress waveform da written in sweep trace mory sho wn in fig. 4-3. code conversion Program ample 4-1 (mmmm.nnnn.x) •••...
  • Page 109 ASCII code conversion Program mple •• • COMMAND (GW-BASIC) •••• (mmmm,nnnn, x) binary data t rans DI MAS (1000) FOR I FORB -1T0250 CHRS (B) AS(B • 250) NEXT B - 251 - CHRS (C) CNT • 250) NEXT B 170 NEXT 1 180 O "COM2...
  • Page 110 Program example 5 ·Wo" command This program registers the measurement condition data stored sweep memory using "Wo" command. trace ••• W o (i ) COMMAND (GW-BA SIC) ••• · DATS "#3@, " m emor y number · DATs "CHI , "...
  • Page 111 AI N TE NAN C E GUIDE OS<mOODSRS. order for you to usebetterthis instrument, please refer following. any failure occurs during please contact the igital service center for professional repair service 5-1. Cleaning If the outside of th e case is stai remove the stain by wipi ng it...
  • Page 112 OS-31N NIDSRS DIAl ;IL\i\IS 6-1. External Views OS- 30200 0 S- 30400 0 S- 30600 • • " " • < >...
  • Page 113 Block agra m 6-2. _ _ _ · : :~:r· · .- - - -- " ' T IJ " :;: : : - -- " " _ _ _ ..i~ I -- '...
  • Page 114 The specifications are subjected to change without notice.

This manual is also suitable for:

Os-3040dOs-3020d