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S S 1 Agilent 81101 A 50 MHz Pulse Generator Reference Guide ...
Per 1.000 µ µ µ µ s Normal OUTPUT TRG-LEV LIMITS MODE/TRG OFF Delay 1 0ps Width LeadE TraiE 100.0ns 5.00ns =LeadE Offset Amplit +0.0mV 1.00V 50 Ω Ω Ω Ω into 50.0 Ω Ω Ω Ω *OFF ON MODIFY MORE GRAPH Use the KNOB to select a mode or modify parameters and formats Press ENTER or a UNIT key to confirm parameter changes Use the CURSOR k ...
Refer ence G uide Agilent 81101 A 50 MH z Pulse Generator Part No . 81101-91 021 Printed in Germany March 200 0 Edit ion 1.0, E0 300 ...
4 Notice Notice Copyrigh t 1998 A gilen t T echn ologies 1 998, 2 000. Al l righ ts rese rved. No part of this manual ma y be reproduc ed in any for m or by any mean s (includin g electro nic stora ge and ret rieval or tran slation int o a foreign language ) without prior agreeme nt and written conse nt from Agile nt T echn ologies Inc. a s gov ...
5 Notic e Agilent T echnologies warrants that its software and firmware de signated by Agilent T e chnologies for use with an instrume nt will execute its progra mming instructions w hen properly insta lled on that instrum ent. Agil ent T ech nologi es does not wa rrant that t he oper ation o f the instrume nt software, or firm ware, w ill be unint ...
6 Safety Summa ry Safety Summary The fol lowin g genera l saf ety prec autions mu st be ob served d uring a ll phases of opera tion of this instrument. Failure to comply with these precau tions or with specific wa rning s elsewhe re in this m anual v iolates safety standa rds of design, manufacture, a nd intended use of the instrument . Agilent T e ...
7 Safety Summ ary Ground the Instrument T o minimize shock ha zard, the instrument chassis and c over must be connect ed to an electri cal pr otecti ve eart h ground . The in strument must be conne cted to the ac powe r mains throug h a grounded power cable , with t he gro und wire firmly connec ted t o an elec trical ground (safet y ground) a t th ...
8 Safety Summa ry Safety Sym bols Caution (re fer to accomp anying do cuments) Protec tive earth (ground) te rminal In th e man uals : WAR NIN G The W ARNING sig n denotes a hazard. It calls a ttenti on to a procedur e, practice, o r the like, which, if no t correct ly performed or adher ed to, coul d res ul t in pe rson al i njur y . Do not p roce ...
9 About this Book About this Book This gu ide prov ides refe rence i nformati on primar ily fo r program ming the Agilen t 81101A via rem ote contr ol. Chapter 1 “General Programming As pects” on page 13 gi ves gene ral hints for prog ramming inst ruments like the Agilen t 81101A usin g SCPI comm ands. Chapter 2 “Programming Reference” on p ...
10 About thi s Book Conventions U sed i n this Book This book uses certain conv entions to indic ate elements of the Agilen t 81101A ’ s user inte rface . The foll owing ta ble sho ws some exam ples: Softkeys Press the MO DE/TRG softk ey to access the Mode/ T rigger scr een. Hardkeys Press the MO RE key to s witch to the alte rnativ e softkey l a ...
xi Contents Notice .................. ............................... ................................ ........ 4 Safety Summary ................................. ................................ ........ 6 About this Book ............ ................................ ............................. 9 Chapter 1 Gene ral Pr ogram ming As pects The GP- ...
xii Contents Agilent 81101A S pecifications ............................. .................. 91 General .......... ................. ........... ................. ................. ........... ................ 91 Timing Specifications .............. ........... ................. ................. ............ .... 93 Level Specifications .......... ...
13 1 1 General Programming Aspects This ch apter pr ovides general i nformat ion on wri ting GP-IB/SCPI programs f or instruments lik e the Agilent 81 101A. Detailed informa tion on pr ogramming the Agile nt 81101A ca n be found in Chapter 2 “Programming Reference” on page 25 . ...
14 General Programming Aspects The GP -IB Inte rface Bus The G P-IB Inte rface B us The Gene ral Pu rpose In terface Bus is the interf ace used for comm unicatio n betw een a controll er an d an ex tern al devic e, suc h as t he Agilen t 81130A. The GPIB co nforms to IEEE sta ndard 488- 1987, ANSI standa rd MC 1 .1, and I EC re commend ation 625-1. ...
15 General Programming Aspects Agilent 81101A Remo te Control Agilent 81101A Remote Control GP-IB Address Y ou can only set the GP-IB address from the front pane l of the instrumen t (refe r to th e Quick Star t Gui de ). The default GP-I B address is 10. Mode s of Operat ion The Agilent 8110 1A has two modes of ope ration: • Local The instr umen ...
16 General Programming Aspects Progr ammin g Recom menda tions Programming Recommendations Here are som e recommenda tions for progra mming the in strument: • Start prog ramming f rom the def ault setting . The common c ommand for set ting the def ault setting is: *RST • Switch off th e auto mati c update of the d ispla y to in creas e the prog ...
17 General Programming Aspects Progr amming Reco mmendatio ns When you have fou nd the co rrect set ting, then use thi s to cr eate the progra m. In the p rogram it is reco mmended to send t he comm and for enabli ng outp uts (for exampl e, : OUTPu t ON ) as the last command . W i th t his proc edure it is possibl e to swit ch off the e rror chec k ...
18 General Programming Aspects Common Command Summary Common Command Summary This table summ arizes the IEEE 48 8.2 commo n commands supp orted by the Agi lent 81101A: Command Paramete r Descripti on *CLS – Cle ar the s tatus st ructur e *ESE <0–255> Set the Standa rd Even t Statu s registe r mask *ESE? – Read the state of the Sta ndard ...
19 General Programming Aspects Status Model Status Model The instrum ent has a status repor ting system co nforming to IEEE 488.2 and SCP I. The above f igure shows t he status group s availab le in the instrument . Each status grou p is made up of comp onent registe rs, as shown in the followi ng figure. 0 1 2 3 4 5 6 7 8 9 15 0 1 2 3 4 5 6 7 8 9 ...
20 General Programming Aspects Status Mode l Condition Register A condit ion register contains the curren t status of the hardware a nd firmware. It is co ntinuously upd ated and is no t latched or buffere d. Y ou can on ly rea d condi tion registers. I f there is no c ommand t o read the conditio n register of a partic ular status group, th en it ...
21 General Programming Aspects Status Model Enabl e Register The enabl e register defi nes which bits i n an event register are in cluded in the log ical OR into the summ ary bit. The enable r egister i s logicall y ANDed with the e vent register and the r esulting b its ORed i nto the summary bit. En able reg isters are r ead/wri te, and ar e not ...
22 General Programming Aspects Status Mode l Status By te The statu s byte sum marize s the infor mation from all ot her st atus gro ups. The sum mary bi t for the status byte act ually appears i n bit 6 (RQS) of the status byte. When R QS is set it generat es an SRQ interrupt to the contro ller indica ting that at least one in strument on the bus ...
23 General Programming Aspects Status Model OPERation Status Group This Status Grou p is not used in the instru ment. Bit De scrip tion 0 Unus ed, alw ays 0 1 Unus ed, alw ays 0 2 Unus ed, alw ays 0 3 Unus ed, alw ays 0 4 Unus ed, alw ays 0 5 Unus ed, alw ays 0 6 Unus ed, alw ays 0 7 Unus ed, alw ays 0 8 Unus ed, alw ays 0 9 Unus ed, alw ays 0 10 U ...
24 General Programming Aspects Status Mode l QUEStionable Status Group The QUES tionable Status g roup is used to repo rt warning conditions amongst th e voltage, cu rrent, pulse timin g and freque ncy parameter s. W arning s occur whe n a parameter , although no t outside its maxi mum limits, could be causing an inv alid signal at th e output beca ...
25 2 2 Programmin g Reference This ch apter pr ovides referen ce infor mation on the followin g topics: • “Agilent 81 101A SCP I Command Su mmary” on page 26 • “Def ault Value s, St andar d Set tings ” on pa ge 31 • “Programming the Instrument Trigger Modes” on page 35 • “SCPI Instrument Command List ” on page 38 For gen era ...
26 Programming Reference Agilent 81101A SCPI Command Summary Agilent 81101A SCPI Command Summary Command Parameter D escriptio n see page :ARM (T rigge r mode and source) [:SEQuence[1] | :STARt] [:LAYer[1]] :EWIDTh [:STATe] ON|OFF|1|0 Set/read External Width mode 39 :FREQuency <value> Set/read trigger frequenc y , when PLL(INT2) used as sourc ...
27 Programming Reference Agilent 81101A SCPI Command S ummary :OUTPut[1] [:NORMal] [:STATe] OFF|ON|1|0 Set/read normal outpu t state :IMPedance 47 [:INTernal] <value> Set/read internal source im pedance of output :EXTernal <value> Set/read e xpected ex ternal load impe d- ance at output 47 :POLarity NORM|INV Set/read outp ut polarity 48 ...
28 Programming Reference Agilent 81101A SCPI Command Summary :DOUBle[1] [:STATe] OFF|ON Enable/disable double pulses per pulse period 59 :DELay <value> Set/read de lay between doubl e pulses 60 :HOLD TIME|PRA Tio Hold absolute delay|phase delay f ixed with varying freque ncy 61 :UNIT S|SEC|PCT Set/read de lay units 61 :HOLD[1] WIDTh|DCYCle|TD ...
29 Programming Reference Agilent 81101A SCPI Command S ummary :OFFset <value> Set/read channel o ffset vol tage 71 :HIGH <value> Set/read channel h igh level voltage 72 :LOW <value> Set/read channel lo w level v oltage 73 :LIMit [:HIGH] Set/read m aximum vo ltage limit 74 :LOW Set/read m inimum volt age limit 74 :STATe ON|OFF|1|0 ...
30 Programming Reference Agilent 81101A SCPI Command Summary [:STATe] ON|OFF Switch security on and off 82 :SET Block data Set/read compl ete instrument setting 83 :VERSion? Read SCPI com pliance setting 83 :WARNing [:COUNt]? Read number of active warnings 83 :STRing? Read active warnings as concate nated strin g 84 :BUFFer? Read maxim um possible ...
31 Programming Reference Default Values, Standard Settings Default V alues, Standard Settings Parameter *RST , Default V alues :ARM : E WIDth: ST A T e OFF :FREQ uency 100kHz :IMPedanc e 50 Ω :LEV e l +1.00V :PERi od 1 0.00 µ s :SENSe EDGE :SLOPe POS :SOUR ce IMMediate :DISPlay [:WI NDow] [:ST A T e] ON :MMEMory :CA T alog? not applicable :CDIRe ...
32 Programming Reference Default V alues, Standard Settin gs :LOW –1 0.0mA :ST A T e OFF :FREQ [:CW|:FIX ed] 1.00MHz :AUTO not applicable :HOLD VOL T :PHASe[1][:ADJust] 0.0 :PULSe: :DCYCle[1] 10.0% (derived from W idth and Period) :DEL ay[1] 0.0 :HOLD TIME :UNIT S :DOUBle[1][:ST A T e] OFF :DEL ay 250 n s :HOLD TIME :UNIT S :HOLD[1] WIDTh [:SOURc ...
33 Programming Reference Default Values, Standard Settings [:SOURce ]:VOL Tage[1] :LEV e l] [IMMedi ate] [:AMPLitude] 1.0V :OFF Set 0.0V :HIG H 500mV :LOW –5 00mV :LIMIt[:High] +50 0V :LOW –5 00V :ST A T e OFF :ST A T us: :OPERation not applicable :PRESet not applicable :QUEStionable[:EVENt]? not applicable :CONDition? not applicable :ENABle no ...
34 Programming Reference Default V alues, Standard Settin gs :LEV el 1.0V :SLOPe POSitive :SOUR ce IMMediate Parameter *RST , Default V alues ...
35 Programming Reference Programming the In strument T rigger Modes Programming the Instrument T rigger Modes The following figure show s the instrum ent’ s arming /triggering model: Y ou program the c omprehensive trig gering capabilit ies of the instrum ent using th e SCPI :ARM and :TRIGger subsystems. Using th ese two comm and subsystem s you ...
36 Programming Reference Progr ammi ng the I nstru ment T r igg er Mode s Use the :ARM s ubsyst em to s elect the overal l tri ggerin g mode of the instrument ( CONTIN UOUS , TRIGGERE D , GATE D , EXT WIDT H ), an d the :TRIGg er subsystem to select the pulse perio d source, trig gering and number of pulse periods pe r :ARM event ( BURST or PATTERN ...
37 Programming Reference Programming the In strument T rigger Modes External W idth Set Exte rnal W idth mod e using the :E WIDt h[:STA Te] command: :ARM:EWIDth ON Switch on EXT WIDTH mode This c ommand disables the arm- trigger sy stem. The ar m-trigg er system i s reenable d by switc hing O FF EWIDth mode. Pulses Set Pulses mode by setting the :T ...
38 Programming Reference SCPI Instrument Command List SCPI Instrument Command List The fol lowing r eferenc e sections list th e instrumen t comman ds in alphabe tical order . In addition to a command desc ription, the att ributes of each co mmand ar e described u nder the follow ing heading s. Not all of these at tributes are appl icable t o all c ...
39 Programming Reference SCPI Instrume nt Command List Command :ARM:EWID Long :ARM[:SEQuence[1]|STAR t][:LAYer]:EWIDth[:STATe] Form Set & Query Parameter ON | OFF | 1 | 0 *RST value OFF Description Use this co mmand to enable t he EXT WIDTH t rigger mode avai lable on the M ODE /T RI GGER SCREEN . When EXT WIDTH mode is switched on, th e rest o ...
40 Programming Reference SCPI Instrument Command List Command :ARM:IMP Long :ARM[:SEQuence[1]|STAR t][:LAYer]:IMPedance Form Set & Query Parameter Num eric Parameter Suffix OHM with en gineering p refixes, e.g.: MOHM is Me gaohms. *RST value 50 Ω Specified Lim its 50 Ω or 10 k Ω Description Use this command to pr ogram the input impeda nc ...
41 Programming Reference SCPI Instrume nt Command List Command :ARM:P ER Long :ARM[:SEQuence[1]|STAR t][:LAYer]:PERiod Form Set & Query Parameter Num eric Parameter Suffix S or SE C with e ngineer ing pref ixes. *RST value 10.0 0 µ s Specified Limits 20 ns to 999.5 s Description Us e this command to progr am the period of the PL L (IN T erna l ...
42 Programming Reference SCPI Instrument Command List Command :ARM:SENS Long :ARM[:SEQuence[1]|STAR t][:LAYer]:SENSe Form Set & Query Parameter EDGE | LEVe l *RST value EDGE Description Use this command to selec t T rigge red or Gate d mode by choosing whethe r the instrum ent arm s on the e dge(s) or level of the a rming signal. When sensi ng ...
43 Programming Reference SCPI Instrume nt Command List Command :ARM:SOUR Long :ARM[:SEQuence[1]|STAR t][:LAYer]:SOURce Form Set & Query Parameter IM Mediat e|INTer nal[1] |INT ernal2 |EXTern al[1]| MANual *RST value IMM Description Use this co mmand to select t he tri ggering m ode of the instr ument by selectin g the sour ce of the a rming sig ...
44 Programming Reference SCPI Instrument Command List Command :MMEM:CA T? Long :MMEMory:CATalog? Form Query Parameter [" A:"] *RST value Not applicable Description Use this co mmand to get a list ing of the conte nts of the curr ently select ed dire ctory on the me mory ca rd. As th ere is o nly one memory card slot, th e param eter A: is ...
45 Programming Reference SCPI Instrume nt Command List Command :MMEM:COPY Long :MMEMory:COPY Form Even t Parameter "f ilenam e"[,"A: "],"co pyna me"[," A:"] *RST Not applicable Description Use this command to c opy an existi ng file filename in the current directory to a new file copyname . If copyname is the ...
46 Programming Reference SCPI Instrument Command List Command :MMEM:LOAD:ST A T Long :MMEMory:LOAD:STATe Form Even t Parameter <n >,"fil ename"[ ,"A:"] *RST Not applicable Specified Lim its <n> = 0 to 9 (integ er) Description Use this command to load a c omplete instr ument setti ng from file filename in the current ...
47 Programming Reference SCPI Instrume nt Command List Command :OUTP[1] Long :OUTPut[1][:NORMal][:S TATe] Form Set & Query Parameter ON | OFF | 1 | 0 *RST value OFF Description Use this command to swit ch the norma l OUTPUT on or off . Example T o swit ch on the outpu t: :OUTP ON Command :OUTP[1]:I MP Long :OUTPut[1]:IMPedance[: INTernal] Form ...
48 Programming Reference SCPI Instrument Command List Specified Lim its 0.1 Ω to 1 M Ω Description Use this co mmand to set the e xpected l oad imped ance of th e devi ce under test at the OUT PUT conn ecto rs. If you have a non-50 Ω load , the output lev els at the devi ce under test wi ll not be the lev els you program or set vi a the front ...
49 Programming Reference SCPI Instrume nt Command List V alu e coupl ing Range co upling Offset Description Use this co mmand to program th e ampl itude cur rent of the OUTPUT signal. Note that to set the OUTPUT levels in terms o f current, yo u first have t o execut e the [:SO URce]:H OLD CURR ent comma nd to ena ble th e [:SOUR CE ]: CURR ENT sub ...
50 Programming Reference SCPI Instrument Command List Range co upling Amplitude Description Use this co mmand to p rogram the offset current o f the OU TPUT signal. Note th at to set t he OUTPU T levels i n terms of curren t, you f irst have to exec ute th e [:SOUR ce]:HO LD CURRe nt command to enabl e the :SOURc e]:C URRent subsystem. The ava ilab ...
51 Programming Reference SCPI Instrume nt Command List have t o execut e [:SOUR CE]: HOLD CUR Re nt comm and to enable the [:SOUR CE]: CURRent subsystem. The ava ilable current r ange i s limite d by th e combi nation o f: • Specif ied Volt age limi ts • Actual OUTPUT Impedance setting :OUTPu t:IMPe dance • Actu al Ex pecte d Load impe danc e ...
52 Programming Reference SCPI Instrument Command List • Specif ied Volt age limi ts • Actual OUTPUT Impedance setting :OUTPu t:IMPe dance • Actu al Ex pecte d Load impe danc e sett ing: :OUTPU T:IM Pedance :EXTer nal Exam ple T o progra m the low level current of th e output sign al: Command :CURR[1 ]:LIM Long [:SOURce]:CURRent[1]:L IMit[:HIG ...
53 Programming Reference SCPI Instrume nt Command List Command :CURR[1 ]:LIM:LOW Long [:SOURce]:CURRent[1]:L IMit:LOW Form Set & Query Parameter Num eric Parameter suffix A with engi neering p refixes. *RST value –10.0 mA Description Use this command to set/read th e low le vel curren t limit. If y ou switch on current lim iting, the low leve ...
54 Programming Reference SCPI Instrument Command List Example T o set and ac tivate the curren t limits fo r the outp ut: Command :FREQ Long [:SOURce]:FREQuency[:C W|:FIXed] Form Set & Query Parameter Num eric Parameter Suffix Hz wit h engin eering pre fixes, or MH Z for Megahe rtz. V alu e coupl ing *RST value 1. 00 MHz Specified li mits 1m H ...
55 Programming Reference SCPI Instrume nt Command List Command :FREQ:AUTO Long [:SOURce]:FREQuency[:C W|:FIXed]:AUTO Form Even t Parameter ON CE *RST value Not applicable Description Use this co mmand to m easure the frequen cy at th e CLK-IN co nnector . If the CLK -IN co nnector is the s electe d pulse f requen cy source , you ca n then rea d the ...
56 Programming Reference SCPI Instrument Command List Command :PHAS[1] Long [:SOURce]:PHASe[1][:AD Just] Form Set & Query Parameter Num eric Parameter suffix DEG or RA D . A para meter wi thout a suff ix is in terpre ted as RA D . Functional coupli ng Program ming the pulse phase also exec utes [:SOURce ]:PULS e:HOLD PHASe so that the p ulse ph ...
57 Programming Reference SCPI Instrume nt Command List Command :PULS:DCYC[1] Long [:SOURce]:PULSe:DCYCle [1] Form Set & Query Parameter Num eric V alu e coupl ing *RST value 10.0% (der ived fro m width and peri od) Specified li mits 0.001% to 99.9% , depends on width, tra nsition & period. Description Use this co mmand to program the duty c ...
58 Programming Reference SCPI Instrument Command List Specified li mits 0.00 ns to 999 s (lim ited by peri od – 20 ns) Description Use this co mmand to set/rea d the puls e delay . Delay is the t ime be tween the start of the pu lse period and the st art of th e leading e dge of t he pulse. If you want th e pulse delay to remain constan t when th ...
59 Programming Reference SCPI Instrume nt Command List Command :PULS:DEL[1]:UNIT Long [:SOURce]:PULSe:DELay[ 1]:UNIT Form Set & Query Parameter S | SEC | PCT | DEG | RAD *RST value S Description Use this co mmand to set/rea d the defa ult un its for the pul se dela y paramet er . The defaul t unit of a para meter is the unit u sed when the para ...
60 Programming Reference SCPI Instrument Command List Command :PULS:DOUB[1]:DEL Long [:SOURce]:PULSe:DOUBle [1]:DELay Form Set & Query Parameter Num eric Parameter suffix S with engi neering p refixes. Y ou c an change the defau lt unit usi ng [:SOUR ce]: PULSe:D OUBle: DELay[ 1]:UNIT . V alu e coupl ing *RST value 0.0 Specified li mits 10 ns t ...
61 Programming Reference SCPI Instrume nt Command List Command :PUL S:DOUB [1]:DEL:H OLD Long [:SOURce]:PULSe:DOUBle [1]:DELay:HOLD Form Set & Query Parameter TI ME|PRA Tio *RST value TIME Description Use this comman d to set/re ad the co upling be tween the pulse per iod and the doub le-pulse de lay: Example T o set a nd hold the doub le-pulse ...
62 Programming Reference SCPI Instrument Command List Command :PUL S:HOLD [1] Long [:SOURce]:PULSe:HOLD[1 ] Form Set & Query Parameter WI DTh | DCYCl e | TDELay *RST value WIDTh Description Use th is comm and to set wheth er the pul se width , the pulse du ty cycle o r the pulse trailing ed ge delay is he ld constant wh en the pulse pe riod is ...
63 Programming Reference SCPI Instrume nt Command List Y ou cannot set the pulse period if you have selecte d the CLK-IN connect or as the freq uency so urce ( :TRIG: SOUR EX T ). Example T o set the pulse period using the interna l oscillator: Command :PULS:PER:AUTO Long [:SOURce]:PULSe:PERiod :AUTO Form Even t Parameter ON CE *RST value Not appli ...
64 Programming Reference SCPI Instrument Command List Example T o pr ogram the p ulse width by mea ns of the delay parameter s: Command :PULS:TRAN[1]:H OLD Long [:SOURce]:PULSe:TRANsi tion[1]:HOLD Form Set & Query Parameter TI ME | W RATio *RST value TIME Description Use this co mmand to set the c oupling between transit ion times a nd the puls ...
65 Programming Reference SCPI Instrume nt Command List Command :PULS:TRAN[1]:UNI T Long [:SOURce]:PULSe:TRANsi tion[1]:UNIT Form Set & Query Parameter S | SE C | PCT *RST value S Description Use this command to set the default units for th e pulse tran sition times. The default unit is used when t he paramete r is programm ed to a valu e withou ...
66 Programming Reference SCPI Instrument Command List Command :PULS:TRAN[1]:TR A Long [:SOURce]:PULSe:TRANsi tion[1]:TRAiling Form Set & Query Parameter Num eric Parameter suffix S with engi neering p refixes, or PCT *RST value 5n s Specified li mits 5 ns to 200 ms Para met er coupli ng By default: T railing edge = Leading edge with :PUL S:TRAN ...
67 Programming Reference SCPI Instrume nt Command List Command :PULS:TR AN[1]:TRA:AUTO Long :[SOURce]:PULSe:TRANsi tion[1]:TRAiling:AUTO Form Set & Query Parameter ON |OFF|O NCE *RST value ON Description Use this comm and to set /read the automatic co upling of the pulse t railing edge tran sition time to the le ading edge transition ti me. Exa ...
68 Programming Reference SCPI Instrument Command List Command :PULS:WIDT[1] Long [:SOURce]:PULSe:WIDTh[ 1] Form Set & Query Parameter Num eric Parameter suffix S with engi neering p refixes *RST value 100 n s Specified li mits 10 ns to 999.5 s (max. pe riod –10 ns) Description Use this command to pr ogram the wid th of the pulse sig nal. If y ...
69 Programming Reference SCPI Instrume nt Command List Example T o set up th e external PLL refe rence: Command :ROSC:EXT :FREQ Long [:SOURce]:ROSCillator: EXTernal:FREQuency Form Set & Query Parameter Num eric *RST value 5 MHz Specified li mits 5 MHz or 10 MHz Description Use this command to set/rea d the ex pected r efere nce freq uency f or ...
70 Programming Reference SCPI Instrument Command List Command :VOL T[1] Long [:SOURce]:VOLTage[1][: LEVel][:IMMediate][:AMPLitude] Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. V alu e coupl ing Range co upling W ith Offset, see page 7 1 *RST value 1.00 V Specified li mits 100 mVpp t o 10.0 Vpp (va lues are ...
71 Programming Reference SCPI Instrume nt Command List Command :VOL T[1]:OF FSet Long [:SOURce]:VOLTage[1][: LEVel][:IMMediate]:OFFSet Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. V alu e coupl ing Range co upling With Amplitude, see page 70 *RST value 0.0 mV Specified Lim its –10 V to +10 V Description ...
72 Programming Reference SCPI Instrument Command List Command :VOL T[1]:HI GH Long [:SOURce]:VOLTage[1][: LEVel][:IMMediate]:HIGH Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. V alu e coupl ing Range co upling W ith low level, see page 73 *RST value 500 m V Specified li mits –9.9 V to 10 .0 V (50 Ω into ...
73 Programming Reference SCPI Instrume nt Command List Command :VOL T[1]:LOW Long [:SOURce]:VOLTage[1][: LEVel][:IMMediate]:LOW Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. V alu e coupl ing Range co upling W ith hig h level, s ee page 72 *RST value –500 mV Specified li mits –10.0 V t o 9.9 V (50 Ω i ...
74 Programming Reference SCPI Instrument Command List Command :VOL T[1]:LIM Long [:SOURce]:VOLTage[1]:L IMit[:HIGH] Form Set & Query Parameter Num eric Parameter suffix V with engi neering p refixes. *RST value +500 mV Description Use this co mmand to set/read the high level vo ltage li mit. If yo u switch on vol tage li miting, the high level ...
75 Programming Reference SCPI Instrume nt Command List Command :VOL T[1]:LIM:ST A T Long [:SOURce]:VOLTage[1]:L IMit:STATe Form Set & Query Parameter ON | OFF | 1 | 0 *RST value OFF Description Use this co mmand to switch the outpu t limits on or off . When you switch on the outpu t limits, you ca nnot progra m the outpu t levels beyon d the pr ...
76 Programming Reference SCPI Instrument Command List Command :ST A T us:PRESet Long :STATus:PRESet Form Even t *RST value Not Applica ble Description This co mmand • Clears a ll status g roup event register s • Clear s the erro r queue • Presets t he status group enab le-, PTR-, an d NTR-reg isters as foll ows: Command :ST A T us:QUEStionab ...
77 Programming Reference SCPI Instrume nt Command List 1. :STATus:QUEStionable [:EVENt]? 2. :STATus:QUEStionable:CONDition? 3. :STATus:QUEStionable:ENABle 4. :STATus:QUEStionable:NTRansition 5. :STATus:QUEStionable:PTRansition Form *RST value Description Query Not Applicable This co mmand reads the event registe r in the QUE Stionable st atus group ...
78 Programming Reference SCPI Instrument Command List Command :SYST :CHEC Long :SYSTem:CHECk[:ALL][:S TATe] Form Set & Query Parameter OF F | ON *RST value ON Description Use this command to swit ch the instrume nt’ s err or checking on or off. Switch off the error checkin g if you want to im prove the p rogramm ing speed of the instru ment, ...
79 Programming Reference SCPI Instrume nt Command List The ab ove messa ge is an example of a c ustomiz ed descri ption. Generi c descri ptions a re avail able in the SCPI 19 95 Comm and Refer ence, i tems 21.8.4 to 2 1.8.11. For mo re det ailed inf ormatio n in t he 81110A error . Send " :SYST: WARN:ST R?" . Alternati vely , the HELP key ...
80 Programming Reference SCPI Instrument Command List Description In q uery form , this c ommand reads the l ast key pressed. The buffer is emptie d by *RST and retur ns the value –1 when em pty . In set form , the comman d simulates pre ssing a key on the front panel. Simul ated ke y press a re also re corded a s the las t key pressed. :SYST: KE ...
81 Programming Reference SCPI Instrume nt Command List • In remote m ode only th e softkeys b elow the display and the S HIFT (LOCAL ) key ar e active . Becau se the ins trumen t normall y switches to remot e mode when any c omman d is re ceived , incl uding :SYSTe m:KE Y , simulating one of t he other disabled key s has no effect. • If you wan ...
82 Programming Reference SCPI Instrument Command List Command :S YST :SE C Long :SYSTem:SECurity[:STAT e] Form Set & Query Parameter ON |OFF *RST value OF F Description CAUT ION Do not swit ch on sy stem s ecurit y unle ss yo u are wil ling to erase the instrument settings stored in the instrument. All instrument memories, includ ing the curren ...
83 Programming Reference SCPI Instrume nt Command List Command :S YST:SE T Long :SYSTem:SET Form Set & Query Parameter Bl ock data *RST value Not ap plicable Description In query f orm, th e comm and rea ds a bloc k of data contai ning the instrument ’ s complete setup . The set-up information in cludes all paramet er and mode settin gs, but ...
84 Programming Reference SCPI Instrument Command List Command :SYST :W ARN:STR? Long :SYSTem:WARNing:STRing ? Form Query *RST value Not ap plicable Description Use th is command to read all the curr ently act ive warning me ssages. The warnin g messages are concat enated to form a singl e string with a “;” as separator between t he messages. Co ...
85 Programming Reference SCPI Instrume nt Command List Exam ples T o set u p a trigge red bu rst of 1 6 Sing le Pulses a t Out1, each bu rst trigg ered by a positive edge at the EXT IN PUT : T o set up gated p ulses (S ingle Pu lses at Out1 ), gated b y a posi tive leve l at the EXT INPUT : Command :TRIG:IMP Long :TRIGger:IMPedance Form Set & Q ...
86 Programming Reference SCPI Instrument Command List Command :TRIG:LEV Long :TRIGger:LEVel Form Set & Query Parameter Num eric Parameter Suffix V with enginee ring prefix es. *RST value 1. 0 V Specified Lim its –10 V to +10 V Description Use this comman d to program the trig gering th reshold o f the CLK- IN connect or . Example T o set t he ...
87 Programming Reference SCPI Instrume nt Command List Pulse period sources set by :TRIG:S OUR Pulse per iod source :T RIG:SO URce internal osc internal PLL CLK-IN IMMedi ate INTern al[1] INTern al2 EXTern al2 ...
88 Programming Reference SCPI Instrument Command List ...
89 3 3 Specifications In this chapter you wi ll find th e speci fication s of the Agilent 81101A Pulse Generator . At the end of this ch apte r , “Pulse Parameter Definitions” on page 105 provides detailed info rmation on the d efinition of the pulse para meters used by the instrum ent. NOTE Wa r r a n t e d P e r f o r m a n c e Specif ication ...
90 Specifications Declar ation of Conformi ty Declaration of Conform ity Manufact urer Agilent T ec hnologies Deutschland GmbH Boeblingen V erification Solutions Herrenberger Str . 130 71034 Bö blingen/Germany W e declare that the syst em: AGILENT 81100 Fam ily of Pulse-/Data Gene rators AGILENT 81110 A 330/ 165 MHz Pulse/Patt ern Generator AGILEN ...
91 Specifications Agilent 81101A Spec ifications Agilent 81101A Specifications General Environment al Conditions Safety IEC1010 , CSA101 0 Power requirem ents 100–240 V ac, ± 10%, 5 0–60 Hz; 100–120 V ac, ± 10% , 400 Hz Power co nsumption: 300 V A max. Maximum Dimensi ons (H x W x D) 89 mm x 426 mm x 521 m m Operating temperature: 0 ° C t ...
92 Specifications Agilent 81101A Specifications W eight Net 8.5 kg Single Channel 9.2 kg D ual Ch annel Ship ping 13.8 kg Dual Cha nnel Recalibra tion period 1 yea r reco mmend ed W arranty 3 years standar d Acoustic Noise Emission For ambi ent tem peratur e up to 30 ° C, under nor mal operat ion and at th e typical oper ator posi tion: LpA = 52 d ...
93 Specifications Agilent 81101A Spec ifications T iming Specification s Period Period can al so be e ntered as freq uency . There a re 2 pe riod gen eration source s availab le: • startable oscilla tor (variable fre quency oscillator VFO) • high -accurac y freq uency g enerato r (P LL) Glitch-free timi ng changes Y ou can sweep your t iming va ...
94 Specifications Agilent 81101A Specifications Wi d t h Can be ent ered as absolu te width, duty cycle or trailing ed ge delay . Duty cyc le val ues from 0.1% to 95% can be ente red dir ectly . For valu es >95 % press SHIF T and use the Modif y knob. Note that pu lses may be deteriora ted or ski pped due to the inaccurac y of per iod and width. ...
95 Specifications Agilent 81101A Spec ifications Double Pulse Delay Double pulse delay an d delay are mutually exclusive. Doub le Pulse delay is the delay between the tw o pulses in Double Pu lse mo de. T ransition T imes Measure d between 10% and 90% o f amplitude. Ca n be entered a s leading/ trailing edge or % of width. Double Pulse D elay Agile ...
96 Specifications Agilent 81101A Specifications Leading an d trailing edges can b e programme d independent ly within the follo wing ra nges ( Maximum ratio 1:20): Level Spec ifications Externa l Load comp ensation For loads ≠ 50 Ω , the actual load imp edance can be ente red to c orrect the output v alues. Level Parameters Agilent 81101A Sourc ...
97 Specifications Agilent 81101A Spec ifications Level Pa rameter s Level para meters ca n be enter ed as high/l ow level in ter ms of voltag e or curr ent or offs et/a mpli tude . Pulse Performance Clock Sourc es It is possible to sele ct between thr ee clock sour ces, the startable oscillator (VFO) , the internal PLL, or the External Clock. In T ...
98 Specifications Agilent 81101A Specifications Clock / PLL Reference Input Rear p anel BN C connect or used as: • Exte rnal sy stem cl ock i nput: pu lse fre quency = inp ut freq uency. The inp ut frequ ency ca n be me asured. • 5 MHz or 10 M Hz frequenc y referenc e input for in ternal PLL. Phase Locked Loop (PLL) • Locks ei ther to a n ext ...
99 Specifications Agilent 81101A Spec ifications External Clo ck • The output pe riod is determine d by the signal a t clock input. Freque ncy a ccuracy can be increased by usi ng a pr ecise ex ternal clock. • Trigger synchr onously to externa l clock: the out put period is synchr onous to the signa l at cloc k inpu t. The signa l at the E xter ...
100 Specifications Agilent 81101A Specifications T rigger Modes Continuous Generate co ntinuous pu lses, double pulses, or bursts. Exte rnal ly T rigge red Each activ e input transition (risin g, falling or bo th) triggers a single pulse, a doub le pulse, or a b urst. The tri gger sour ce can be selec ted fro m: • Exte rnal Inpu t • MAN Trigger ...
101 Specifications Agilent 81101A Spec ifications T rigger and Strobe Specifications T rigger Output Strobe Out put T rigger Output Sp ecifications Agilent 81101A Level: TTL or ECL sel ectable Output impeda nce: 50 Ω typical T rigger pulse wi dth: typically 50% of period T rigg ered mode: 9 ns typical ly External Width mode: recovered pulse shape ...
102 Specifications Agilent 81101A Specifications T ypi ca l Delay s Mode f rom to typ. value Extern al W idth Ext Input Strob e/T rigge r Out OUTPUT 8.5 ns 22.5 ns T rigger Gat ed Ext Inpu t Strobe/T ri gger Out OUTPUT 12.0 ns 29.0 ns Conti nuous St robe/ T rigger Out OUTPUT 17.0 ns Ext . clock sign al as pulse pe riod CLK- IN Strobe/T rigger O ut ...
103 Specifications Agilent 81101A Spec ifications Human Int erface Overprog ramming Parame ter val ues can be entered exceedi ng the spec ified r ange. W arnings and Errors W arnin g messages indi cate pote ntially conf licting par ameters due t o accur acy toleran ces. Erro r messages indicat e conflicti ng para meters . Help K ey Displ ays a cont ...
104 Specifications Agilent 81101A Specifications Remote Control Operate s accord ing to IE EE standar d 488.2, 1987 and S CPI 1992.0 . Func tion C ode SH1, AH1, T 6, L4, SR1, RL1, P P0, DC1, DT 1,C0. Programming T imes (all checks and disp lay off). Command T ypica l execut ion ti me One param eter or mode 30 ms typ. Recall Setti ng 250 ms typ ...
105 Specifications Pulse Parameter Definiti ons Pulse Parameter Definitions Here you f ind th e pul se par amet er def init ions o f term s used in th e instru ment spec ificat ions . In t he fo llow ing fi gure a gra phica l ov erview of the pulse par ameters is pr ovided: Pulse Delay Del ay B Interchannel Del ay Ske w Double Pulse Output Channel ...
106 Specifications Pulse Paramete r Definitions T ime R eference Point The time r eference po int is at the median of the a mplitude (50% amplit ude p oint on p ulse ed ge): Pulse Period The ti me inter val betwee n the l eading e dge medi ans of con secutive output p ulses: T rigger Delay Interv al betwe en trigg er point of the extern al trigge r ...
107 Specifications Pulse Parameter Definiti ons practice, st art points may shift wit h changes in tran sition time ) when transition times are varied. This is mor e convenie nt for program ming and the width dis play is easy to int erpret . Pulse Delay Interva l between leading edge medi ans of trigger out put pulse and out put pulse: The spe cifi ...
108 Specifications Pulse Paramete r Definitions T ransition T ime Interv al between the 10% and 90% a mplitu de points o n the lea ding/ trailing edge : Linearity Peak d eviation o f an ed ge from a st raight line th rough th e 10% and 90% amplitud e points, ex pressed as per centage of pulse amplitud e: T ransition Ti m e 10 % Amplitude 90 % Ampli ...
109 Specifications Pulse Parameter Definiti ons Jitte r Short-term inst ability of one ed ge relative to a refer ence edge. Usually specif ied as rms val ue, whic h is on e standar d deviatio n or “ sigma”. If distribution is assumed Gaussian, six sigma represents 99.74% of the peak-peak jitter . The re ference edge for period jitter is the pre ...
110 Specifications Pulse Paramete r Definitions Preshoot, Ov ershoot, R inging Preshoo t and overshoot ar e peak distor tions precedin g/follow ing an edge. Rin ging is the positive-pe ak and nega tive-p eak distort ion, excludin g overshoot , on pulse top o r base. For examp le, a combin ed preshoot , overshoot, and rin ging spec ification of 5% i ...
111 Specifications Pulse Parameter Definiti ons Repeat ability When an i nstrument operate s under th e same e nvironmen tal co ndition s and with the same settings, the value of a parame ter will lie withi n a band inside the accuracy w indow . Repeatabilit y defines the width of this band . Repeatability Band Accuracy Window ...
112 Specifications Pulse Paramete r Definitions ...
113 Index Symbols % of Per 57 , 58 A Acoustic Noise Emission 92 Amplitude curren t 48 definition 109 voltage 70 B Burst length 84 mode 84 C Cert ifica tion met sp ecificat ions 5 Clear Error Queue 76 Clear Status 76 CLK-IN impedance 85 slope 86 threshold 86 Command Lis t 26 Common Comm ands 18 Condition Regi ster 20 Continuous Mode 43 Current Limit ...
114 Index J Jitter definition 109 K Key-Code Re ference 80 L Last Key Pres sed 79 Leading Ed ge comma nd 65 definition 108 Linearity definition 108 List of Commands 26 Load File in to me mory ’n ’ 46 Load Impedance 47 Low Level current 51 current limit 53 definition 109 voltage 73 voltage limi t 74 M Memory Card catalog/ DIR 44 change directo r ...
115 Index S Safety symbols 8 SCPI Command Dictionary 38 Versio n 83 Setting loa d int o memor y ’n’ 46 Settling Time definition 110 Simulatin g Key Presse s 79 Skew definition 107 Specifications 89 CLK-I N 98 delay 94 double pulse delay 95 external c lock 99 general 91 memor y car d 103 output modes 99 Period 93 PLL 98 PLL REF 98 pulse performa ...
116 Index ...
7 4 8 9 5 6 123 O . +/- nano micro Mega milli kilo ENTER MAN STORE HELP SHIFT DATA ENTRY CURSOR/ DIGIT MODIFY LOCAL AUTOSET RECALL PERIOD DELAY WIDTH LEAD TRAIL HIGH LO W ON | OFF KNOB CURSOR Keys ENTER & UNIT Keys DATA ENTRY / QUICK ACCESS Keys Special FUNCTION Keys Front Panel Controls ...
Copyright Agilen t T ech nologies 1998 , 2000 Edition E0300 Printed in Germany 81101-9102 1 ...
MANUAL CHANGES September, 01 Manual for Model Number 81101A Manual printed on März 2000 E0300 Manual Part Number 81101-91021 5 September, 2001 Page 1 of 4 Make all ERRATA corrections. Check the following table for your instrument serial prefix/serial number/EDC and make the listed changes to your manual New Item Serial Prefix or Manual Serial Numb ...
MODEL 81101A ____________________________________________________________________ __________________________________________________________________________________ 05.09.01 Page 2 of 4 ERRATA Page 91, Power consumption: 170VA max. Page 92 , Specifications change to read: Recalibration period 3 years recommended Page 93, Timing Specifications add: ...
MODEL 81101A ____________________________________________________________________ __________________________________________________________________________________ 05.09.01 Page 3 of 4 INDEX OF MANUAL CHANGE MANUAL CHANGE FRAME ERRATA 1 See attached Declaration of Conformity ...
MODEL 81101A ____________________________________________________________________ __________________________________________________________________________________ 05.09.01 Page 4 of 4 MANUAL CHANGE 1 On page 90, Specifications change to read: See attached Declarations of Conformity ...
DECLA RA TION OF CONFORMITY According to ISO /IEC G uide 22 and CEN/CENELEC EN 45014 Revision: C I ssue Date: 2001-May -02 Manufactur er’s Name: Agilent Technol ogie s Deutschland Gm bH Manufactur er’s A ddress: Boeblingen Ver ificati ons Solut ions (BVS) Herrenber ger Str. 130 D-71034 B oebli ngen Declares, that the prod uct Pro duct Name: Fam ...
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