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682XXB/683XXB Synthesized Sweep Generator Operation Manual

1. Section 2 Choose Save for the next prompt below Instruments Libraries View Options QuickBASIC j t REM SINCLUDE C NLUNINCLUDENLUSYSTEM INC REM INCLUDE C NLUNINSTRNU683B inc CALL W683B init 5 CALL W683B SETCW 1 10 FRO Z000 8400 FR3 FR4 FR5S FRE FR7H FR8t MFb MP7 MF8 MP9 CALL W683B FC S CALL 4683B PC P CALL UJ683B SETP The file in the Program Window must be saved CALL We683B clos to disk before continuing with Create EXE PWRE PUR INSERT Place yourself in the LW INSTR directory and select W683SAMP BAS as you filename below File Edit Program Instruments Libraries View Options QuickBASIC j Save File C NLUNINSTR INSERT Choose Update to save the changes to the file Instruments Libraries View C NLUNINSTRNUGS83SAMP BAS Options An application profile will now be created for use with LUMAKE EXE However the file C NLUNINSTRNUGSSSAMP APP already exists You may choose to update the existing file to create a new application profile under a different name or to cancel this operation INSERT 2 19 682XXB 683XXB LabWindows Driver User s Guide Choose Run LWMAKE in the next prompt File Edit Program Instruments Libraries View Options PROGRAM C NLUN INSTRNUGS3SAMP BAS QuickBASIC IDEFDBL A Z REM SINCLUDE C NLUNINCLUDENLUSYSTEM INC RE
2. Error CALL U683B PC LEUEL 0 0 00 B Z 128 OPERATE Controls Leveling Lets users select the leveling mode for the output power Fixed Gain ALC is disabled The RF Level DAC and step attenu ator if installed control the relative power level Power is not detected at any point and the absolute power level is uncalibrated Internal Output power is leveled using an internal detector in the directional coupler to sample the output signal External Det Output power is leveled using an external detector to sample the output signal Ext Pwr Mtr Output power is leveled by using the recorder voltage from an external power meter The 682X XB 683X XB is compatible with power meters having a 1 V full scale analog output ALC In Lets user select rear or front panel ALC input for exter nal leveling 3 24 ALC Step Attenuation ALC Step Attenuator ALC Power Slope Power Slope Pivot Power Slope Value Section 3 Couples or decouples the optional step attenuator from the ALC loop Pressing the right arrow turns the optional step attenu ator on and increases it in 10 dB steps to 110 dB decou pled mode onl y Lets users turn ALC power slope on or off Power slope compensates for system cable and waveguide vara tions due to changes in frequency Lets user enter a model dependent frequency value for the power slope pivot point Pivot point can be any fre quency within the range of th
3. 50D OPERATE Controls Level 1 Lets users enter the setting in dBm for the start power level value This is the start value for the power sweep Level 2 Lets users enter the setting in dBm for the stop power level value This is the stop value for the power sweep NOTE Power sweep can be from high to low or low to high power levels Therefore the Level 1 start power could be higher or lower than the Level 2 stop power Number of Steps Lets users enter the number of discrete power points steps at which the sweep will pause as set using Dwell Time control Dwell Time Lets users enter the length of time they want the power sweep to remain dwell at each step 3 32 Section 3 Input Parameters D is default setting Variable variable Description Details Range Name Type LVL1 Real Level 1 Output 0 dBm D Depends on Power particular 682XXB or 683XXB model and whether optional Step Attenuator is fitted Refer to 682XXB 683XXB Operation Manual for details LVL2 Real Level 2 Output 0 dBm D Same as above Power NUMST Integer Number of Steps 50 steps D 0 01 to full power of from Level 1 to Level instrument which is 2 model dependent DWT Real Dwell Time At Each 50 ms D 1 ms to 99 s Step Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Define the power sweep CALL W683B PC PWRS
4. Input Parameters Variable Name Lets users select pulses in a set single doublet trip let quadruplet for individual modification Lets users enter a pulse width for the pulse selected using the Int Pulse Sel control Lets users enter a pulse delay for the pulse selected using the Int Pulse Sel control D is default setting Variable Type Description Details MODS Integer Pulse Mod Source Off D External Internal MODIN Integer Mod Input XPG Integer Gate Polarity IPRF Integer Int Pulse Mod Int PPG D 400 Hz 1 kHz 7 8125 kHz 27 8 kHz INTCLCK Integer Int Clock Rate 10 MHz 40 MHz D INTPMODE Integer Int Pulse Mode Single D Doublet Triplet Quadruplet INTPTRIG Integer Int Pulse Trig Free Run D Gated Delayed Triggered Trig w Delay Composite INPSEL Integer Int Pulse Sel Pulse 1 D Pulse 2 Pulse 3 Pulse 4 3 48 Section 3 Variable Name Variable Type Description Details PPER Double Precision Pulse Period 1 ms D PFREQ Double Precision Pulse Frequency 1 ms D PW Double Precision Internal Pulse Width 0 2 ms D DLY Double Precision Internal Pulse Delay 0 ms D Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Set pulse modulation parameters CAL
5. Installing Instrument Drivers This section provides instructions for installingthe ANRITSU Instrument Driver Proceed as follows Insert the ANRITSU driver diskette in your A or B drive as appropriate Change to the LabWindows Instruments directory driv LW INSTR and type the following DOS command COPY A B This copies the following four files to the target subdirec tory W683B LBW W683B L WI W683B F P W683B DOC All four of these files MUST reside within the same subdirectory Once the copying is completed return the driver diskette to a safe storage location Overview For LabWindows Users LabWindows is a software development system for BASIC C and C programs see page 1 3 for listing of supported languages It contains an interactive environment for developing programs with drivers and libraries functions for creating data acquisition and instrument control applications LabWindows contains a comprehensive set of software tools for data analysis data presentation and high level instrument control The interactive program is an environment for editing and debugging BASIC and C C 4 programs In the LabWindows environment you can use the functions in the instrument drivers or libraries to write your program In addition each function has an interface called a function panel that lets you interactively execute the function or generate code for calling the function Theinteracti
6. TRIGG SWEEPT DTIM Lr NUMST 682XXB 683XXB LabWindows Driver User s Guide FC SPEC Function Panel Name Special Sweep Description This function lets users specify frequencies and the or der that the frequency will be output The operator can specify up to 1000 discrete frequencies Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Special Sueep Page 1 1 Data Select Array Name Number of Elements prr il uj Special sweep could change the frequency definitions for F1 and FZ CALL W683B FC SPEC 0 2 D OPERATE Controls Data Select Lets users select between new and existing wsw disk file data Array Name Lets users enter the name of the data array holding the new or existing data If no array name is entered the special sweep will still be generated However it will not be stored to disk in the current default directory Number of Enter the number of frequencies for a user defined spe Elements cial sweep The number of steps the number of fre quencies 1 3 14 Section 3 Input Parameters Same as controls Variable ee P Variable Name Type Description Details DSEL Integer Data select 0 New data file 1 Existing data file DPTS Integer Number of Elements Number of frequencies to be entered or recalled TEST String File Name If no file name is entered the special sweep is still generated but not s
7. Error On CALL U683B init 5 iy Line 1 1 OPERATE With the Source Address highlighted as shown enter the 682XXB 683XXB GPIB address a number between 1 and 30 5 is the de fault 2 9 682XXB 683XXB LabWindows Driver User s Guide Select Go below in the top menu bar If a 682XXB or 683XXB is con nected and set to GPIB address 5 it will respond by resetting itself and returning an identification string that will fill the Model Number Firmware Rev Minimum Frequency Maximum Frequency Serial Number Minimum Output Power and Maximum Output Power fields Leave Debug Flag set to Off This switch was discussed on page 2 8 I Go Keep Instru ents Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Initialize Source Address Model Number Minimum Frequency Maximum Frequency Firmware Rev Minimum Output Power Maximum Output Power Driver Rev Debug Flag CALL U683B init 5 OPERATE Move the cursor to Keep in the top menu bar then choose Keep from the next window below to select the default option This transfers the code shown at the bottom of the panel to the PROGRAM window of the LabWindows environment Got Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Initialize Source Address Model Number 1 Minimum Fre Firmware Rev TO JI PROGRAM WINDOW E1 Interactive
8. IE 2 3 GENeFal eg PANA RN PA BAGS 2 3 Loading 682XXB 683XXB Driver as Instrument Module 2 4 Loading 682XXB 683XXB Driver At Start Up 45 2 nk oco ec c 2 6 Debug Utility vv xo ROI NANG 2 8 T t rial 1 5 yg x LE LN ka ss og Rs 2 9 Creating a Compiled Program 2 17 Section 3 Driver References Introduction x x xo ineo ox rime ne n Function Panel Descriptions Function Panels and Syntax Close close 5 3 ar a RR OO Alternate Sweep FC ALS CW Sweep FC CW Delta F Sweep FC DELTA Special Sweep FC SPEC Start Stop Sweep FC STST Initialize init Set Frequency Definitions INIT FREQ 52x Set Power Definitions INIT PWR Output Power Level PC LEVEL Output Power PC PWR User Power Calibrate PC PWR CAL Output Power Sweep PC PWRS Amplitude Modulation SETAM Frequency Setup SETCW Frequency Modulation SETFM Marker Selection SETMK Pulse Modulation SETPM Recall Setup SR RECALL Save Setup SR SAVE Utilities UT iii iv Section 1 Introduction to the 682XXB 683XXB Instrument Driver for LabWindows Section 1 Introduction to the 682XXB 683XXB Instrument Driver for LabWindows General ANRITSU Instrument Driver software provides an easy to use tool for developing application pro grams for appl
9. LVL1 LVL2 NUMSTS DWT Microsoft C Define the power sweep W683B PC PWRS LVL1 LVL2 NUMST DWT 3 33 682XXB 683XXB LabWindows Driver User s Guide SETAM Function Panel Name Description Create Edit Save Ampliltude M odulation This function lets users set amplitude modulation AM parameters Instruments View Options Return Wiltron 682XXB 683XXB Signal Generator Amplitude Modulation Page 1 9 Int Mod Source Square Wave Pos Ramp Neg Ramp Gaus Noise Uni Noise Triangle B Mod Input External AM Parameters Impedance Ext AM Sensitivity Y Volt Front 688 Ohms dB Uolt Rear 50 Ohms Internal AM Parameters Int AM Rate Int AM Depth PA CALL W683B SETAM CAM Sel Mod Input Impedance Ext AM Sensitivity Int Mod Sof Controls AMMod Sel AM Off Ext AM Lin Ext AM Log Int AM Lin Int AM Log Mod Input Impedance Ext AM Sensitivity EDIT Lets users turn AM on or off Lets users select an external AM generator as the modulating source in a linear mode Lets users select an external AM generator as the modulating source in a log mode Lets users select the internal 682XXB 683XXB AM generator as the modulating source in a linear mode Lets users select the internal 682XXB 683XXB AM generator as the modulating source in a log mode Lets uses select front or rear panel AM connectors Lets users select the input inpedance of the front or rear panel A
10. Select Power Control then Output Power below to display the out put power panel next menu Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Start Stop Sweep Wiltron 682XXB 683XXB Signal Generator Power Control Auto Ext Single Output Power Output Power Sueep Output Leveling User Power Cal Phase Locked Sueeps Number of Steps CALL U683B FC STST 1 1 0 50 10 1 OPERATE Select LO on the Power List Select control below Select RF On Off and Offset to be Off defaults Enter 5 from the keyboard in the LO field Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Output Power RF On Off Level Offset 00 CALL W683B PC PWR 1 0 B 5 PWR1 PWRZ PWUR3 PWR4 PWRS PWRGH PURE OPERATE Select Keep in the top menu bar then choose Keep again to add the code to the program window Select Instruments in the top menu bar then ANRITSU 682XXB 683XXB Signal Generator to return to the main driver panel 2 13 682XXB 683XXB LabWindows Driver User s Guide Select Modulation Functions from the first menu then Pulse Modula tion from the second below to display the pulse modulation menu be low Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Output Pouer Page 1 1 Wiltron 682XXB 683XXB Signal Generator j4 Leuel Off
11. Sweep Power LO D thru L9 Model Dependent Output Parameters None Error LabWindows error codes 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Selects sweep to alternate with main sweep CALL W683B FC ALS ALTS S2L Microsoft C Selects sweep to alternate with main sweep W683B FC ALS ALTS S2L 3 9 682XXB 683XXB LabWindows Driver User s Guide FC CW Function Panel Name Description CW This function lets users select the desired CW output frequency from the values already stored in the 682XXB 683XXB frequency registers FO thru M9 MC f req CALL W633B FC CW 1 8 gt Controls List Select CW Frequency Frequency Selected OPERATE Lets users select the F 0 F 9 frequency set or the M0 M9 frequency set Lets users select CW output frequency from one of the twenty user defined frequency registers FO through F9 or MO through M9 see setcw function page 3 38 Returns the CW frequency currently stored in the selected register in M Hz 3 10 Input Parameters Section 3 n Variable mo Variable Name Type Description Details LS Integer List Select 1 F freq 2 M freq FREQSEL Integer The frequency of operation 0 9 Output Parameters r Variable TO Variable Name Type Description Details FSEL Double Frequency returned from Precision 682XXB 683XXB Error LabWindows error codes
12. THERETO FORE PAID BY THE CUSTOMER ANRITSU COMPANY WILL NOT BE LIABLE FOR DAMAGES RESULTING FROM LOSS OF DATA PROFITS USE OF PRODUCTS OR INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF ADVISED OF THE POSSIBILITY THEREOF The aforestated limitation of the liability of ANRITSU Com pany will apply regardless of the form or action whether in con tract or tort including negligence Any action against ANRITSU Company must be brought within one year after the cause of action accrues ANRITSU Company shall not be liable for any delay in performance due to causes beyond its reason able control The warranty provided herein does not cover dam ages defects malfunctions or service failures caused by owner s abuse misuse or negligence acts and power failure or surges fire flood accident actions or third parties or other events outside reasonable control Copyright Under the copyright laws this book may not be copied photocopied reproduced trans lated in whole or in part without the written consent of ANRITSU Company Copyright 1994 ANRITSU Company Trademarks LabWindows is a registered trademark of National Instruments Corporation IBM is a registered trademark of International Business Machines Corporation Per sonal System 2 IBM PC PC AT PC XT PC DOS IBM CGA IBM EGA IBM VGA and Micro Channel are trademarks of International Business Machines Corporation Microsoft Microsoft QuickBASIC Microsoft BASIC Micro
13. automatically in the panels 1 4 Section 1 Overvi ew for Non LabWindows Users Programmers who do not use LabWindows will also benefit from the ANRITSU Instrument Driver software You will not have to know all of the GPIB codes needed to program applications for the 682XXB or 683XXB Synthesized Signal Generator The driver software effectively manages low level GPIB I O operations and native instrument control You will see greater program reliability because of the driver s extensive error checking rou tines You will see reductions in the time required to develop test and debug applications 1 5 1 6 Section 2 Using the 682XXB 683XXB Instrument Driver with LabWindows Section 2 Using the 682XXB 683XXB Instrument Driver with LabWindows Introduction This section provides an introduction to the LabWindows environment and a tutorial describing the use of the 682XXB 683XXB driver within LabWindows This section as sumes that you have read Part 1 of the National Instruments Getting Started with Lab Windows manuals and are generally familiar with the LabWindows screen and principles of navigation within the environment General The following procedure describes how to access LabWindows and load files Move to the directory containing the LabWindows executable EXE files This directory is usually named V LW Type LW This places you in the PROGRAM window
14. of 683XXB select either an analog or a phase locked digitally stepped sweep The 682XXA does not have analog sweep capability Trigger Lets users select the triggering source for the primary sweep Auto Sweep is triggered automatically by the 682XXB 683XXB Ext Single Sweep can be triggered manually by supplying a TTL pulse to pin 13 of the rear panel AUX I O connector The ability to launch a single sweep internally is currently inoperative Sweep Time Lets users enter the time required for one analog sweep no entry required for phase locked sweep 683XXB only 3 16 Dwell Time Number of Steps Input Parameters Section 3 Lets users enter the dwell time between adjacent fre quency steps for a phase locked sweep no entry re quired for analog sweep Lets users enter the number of frequency steps for a phase locked sweep no entry required for analog sweep D is default setting Variable Variable E Name Type Description Details Range SWRANGE 6 Integer Sweep Range 1 F1 F2 N A 2 Full Range D 3 F3 F4 SWEEP Integer Sweep Type 683XXB 0 Analog Ramp D N A only 1 Step Sweep TRIGG Integer Trigger Conditions 0 Auto D N A 1 Ext Single Currently inoperative SWEEPT Double Analog Sweep Time 30 mSec D 30 ms to 99 s Precision 683XXB only DTIME Double PhaseLocked Dwell Time 10 mSec D 1 ms to 99 s Precision NUMST Integer Number of Steps For 50 D 1
15. of the LabWindows environment below File Edit Program Instruments Libraries View Options PROGRAM QuickBASIC INSERT 2 3 682XXB 683XXB LabWindows Drivers User s Guide Loading 682XXB 683XXB Driver As Instrument Module The following procedure describes how to load the 682XXB 683XXB Driver as an instru ment module Select Instruments on the top menu bar below to display the pull down menu TOTT Instruments ANNA KC PROGRAM Load Unload QuickBASIC 7 l INSERT KG Select Load then change to the LW INSTR subdirectory below Move the cursor to w683b fp and select Load File Edit Program Instruments Libraries View Options QuickBASIC q Select Instrument to Preload t Filename w683b fp C NLUNINSTR 681 w56Zsna fp w68ab fp w68ab fp INSERT 2 4 Section 2 Move the cursor to Instruments to display the pull down menu The ANRITSU 682XXB 683XXB Signal Generator title displays showing that the instrument module is now loaded Instruments PROGRAM View Options Libraries QuickBASIC Wiltron 682XXB 683XXB Signal Generator Load Unload INSERT Select ANRITSU 682XXB 683XXB Signal Generator and observe that the main panel appears below Libraries View Options Instruments QuickBASIC Source Frequency Def Source
16. the level offset function on or off and setting its value Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Output Power Page 1 1 RF On Off Level Offset Offset CALL U683B PC PUR 1 0 B PWRO PWR1 PWRZ PWR3 PWR4 PWRS PWR6 Py OPERATE Controls Power List Lets users select a power level parameter for loading in Select the 682XXB 683XXB LO L9 Opens the selected parameter and lets its value to be set and selected as the instrument output power level Load All Opens all parameters and lets their value be set and the L9 parameter selected as the instrument output power level RF On Off Lets users turn the RF output power on or off Offset Lets users turn the L evel Offset function on or off Level Offset Lets user enter a level offset value when the function is turned on This value compensates for a device in the output line that alters the level of the output power sig nal before being applied to the device under test LOthruL9 Provide for entering power level values 3 28 Section 3 Input Parameters D is default setting Variable Variable me Name Type Description Details Range PWRSEL Integer Power List Select 0 LO D N A 12L1 2 L2 3 L3 4 4 5 L5 6 L6 7 L7 8 L8 9 L9 10 Load All OTP Integer RF On Off 0 Off N A 1 On D LEVOFF Double Level Offset Value of 100 dB to Precision Power Offset 100 d
17. to 10 000 Phase Locked Sweeps steps Output Parameters None Error Program Examples Quick BASIC REM Selects a primary main CALL W683B FC STST SWRANGE SWEEP TRIGG SWEEPT DTIME NUMST Microsoft C LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Sweep Selects a primary main sweep W683B FC STST SWRANGE SWEEP TRIGG SWEEPT DTIME NUMST 3 17 682XXB 683XXB LabWindows Driver User s Guide init Function Panel Name Description Go Keep Initialize This function opens the GPIB communication with the 682XXB 683XXB and sets it to its preset state The de vice configuration must already be completed Instruments Libraries View Options Help Return Wiltron 682 ource Address Minimum Frequency Minimum Output Power Debug Flag On Off CALL W683B in Controls Source Address Model Number Firmware Rev Minimum Frequency Maximum Frequency Serial Number Minimum Output Power Maximum Output Power Driver Rev Debug Flag XB 683XXB Signal Generator Initialize Page 1 1 Model Number Serial Number g Maximum Frequency Firmware Rev Maximum Output Pouer Driver Rev it 5 OPERATE Lets users enter a GPIB address for the 682XXB 683XXB The factory set default address is 5 Displays the returned 682XXB 683XXB model number Displays the returned firmware revision level Di
18. 3SAmpP to run the program 2 20 Section 3 Driver References Section 3 Driver References Introduction This section provides descriptions of all of the 682XXB 683XXB Instrument Driver func tion calls The functions are organized in alphabetical order Function Panel Structure The 682XXB 683XXB Labwindows Driver contains 21 panels that provide an intuitive method for coding instrument functions Figure 3 1 shows the hierarchical structure of the functional panels Table 3 1 lists these panels and shows the page number on which they are described 3 3 682XXB 683XXB LabWindows Driver User s Guide Output Power Table 3 1 Functional Panels Panel Name Page No Panel Name Page No Alternate Sweep o Output Power Sweep na AM Modulation zu Pulse Modulation 3 46 Close ds Recall Setup 3 30 CW PIE Save Setup ae Delta Sweep one Source Frequency Def S 20 Frequency Modulation nd Source Power Def an Frequency Setup aro Special Sweep sila Initialize RS Start Stop Sweep SEO Marker Selection EE User Power Calibrate a8 Output Leveling ET Utilities 3 54 3 28 3 4 Wiltron 682XXB 683XXB Synthesized Generator Figure 3 1 Initialize Source Frequency Def Source Power Def Frequency Control Power Control Modulation Functions Save Recall Functions Utilities Close INIT FREQ LO thru L9 Returned Values INIT POWER FO thru F9 R
19. 682XXB 683XXB LabWindows Driver User s Guide INIT PWR Function Panel Name Source Power Def inition Description This function returns the values of the power level val ues L0 L 9 that are presently stored in the 682XXB 683XXB storage registers All values are re turned in dBm There are no operator inputs Wiltron 682XXB 683XXB Signal Generator Source Pouer Def Controls LO L9 Displays the returned 682XXB 683XXB L 0 L9 power level values Input Parameters None Output Parameters Section 3 Variable Variable Co Ban Name Type Description LO thru L9 Double Power level values active in the storage registers Precision Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Get the value for up to nine power levels W683B INIT PWR LO L1 L2 L3 L4 L5 L6 L7 L8 L9 Microsoft C Get the value for up to nine frequencies W683B_INIT_FREQ LO L1 L2 L3 L4 L5 L6 L7 L8 L9 3 23 682XXB 683XXB LabWindows Driver User s Guide PC LEVEL Function Panel Name Output Leveling Description This function lets users select the power leveling mode s Got Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Output Leveling Page 1 1 Internal External Det Ext Pur Mtr ALC Attenuation ALC Step Attenuator Coupled ALC Power Slope Power Slope Pivot Power Slope Val
20. B LVLP Integer Level Offset On Off 0 Off D N A 1 On PWRO Double LO thru L9 Model Dependent thru Precision PWR9 Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Set output power CALL W683B PC PWR PWRSELS5S OTP3 LEVOFF LVLP3 PWRO PWR1 PWR2 PWR3 PWR4 PWR5 PWR6 PWRE PWR7 PWR8 PWR9 Microsoft C Set output power W683B PC PWR PWRSEL OTP LEVOFF LVLP PWRO PWR1 PWR2 PWR3 PWRA PWR5 PWR6 PWR6 PWR7 PWRS8 PWR9 3 29 682XXB 683XXB LabWindows Driver User s Guide PC PWR CAL Function Panel Name User Power Calibrate Description This function lets users enable and disable up to five in ternal power level correction tables created using the 682XXB 683XXB User Cal feature This function also permits the user to upload and download the user cal data for all five table from an external computer The purpose of the User Cal feature is to provide compensa tion for power level variations caused by external switching amplifiers couplers and cables in the test setup Wiltron 682XXB 683XXB Signal Generator User Pouer Cal CALL U683B PC PUR CAL 8 3 D OPERATE Controls User Calibrations Lets users activate a numbered pre defined power level flatness correction table stored within the 682XXB 683XXB Define Calibration Off Lets users turn the level correction feature off U
21. Guide INIT FREQ Function Panel Name Source F requency Def inition Description This function returns the values of the frequencies F 0 F9 MO M9 that are presently stored in the 682XXB 683XXB storage registers All frequencies are returned in megahertz There are no operator inputs Wiltron 682XXB 683XXB Signal Generator Source Frequency Def Page 1 72 All frequencies are in MHz F1 Wiltron 682XXB 683XXB Signal Generator Source Frequency Def Page 2 2 A11 frequencies are in MHz M1 CALL W683B INIT FREQ OPERATE Controls FO F9 Displays the returned 682XXB 683XXB F 0 F9 fre quency MO M9 Displays the returned 682XXB 683XXB M0 M9 fre quency Press the Down Page key to access this panel Input Parameters Output Parameters None Section 3 Variable Variable m Name Type Description FO thru F9 Double CW frequencies active in the storage registers Precision MO thru M9 Double CW frequencies active in the storage registers Precision Error Program Examples Quick BASIC LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 REM Get the value for up to twenty frequencies W683B INIT FREQ MO M1 M2 M3 M4 M5 M6 M7 M8 M9 Microsoft C FO F1 F24 F3 F4 F5 F6 F74 F8 F9 Get the value for up to nine frequencies W683B INIT FREQ MO M1 M2 M3 MA4 M5 M6 M7 M8 M9 FO F1 F2 F3 F4 F5 F6 F7 F8 F9 3 21
22. L W683B SETPM MODS MODIN XPG IPRF INTCLCKZ INTPMODE3 INTPTRIG INPSELS PPER PFREQ PW DLY Microsoft C Set pulse modulation parameters W683B SETPM MODS MODIN XPG IPRF INTCLCK INTPMODE INTPTRIG INPSEL PPER PFREQ PW DLY 3 49 682XXB 683XXB LabWindows Driver User s Guide SR RECALL Function Panel Name Recall Setup Description This function lets users recall an existing source setup from the 682XXB 683XXB internal memory Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Recall setup Page 1 1 CALL W683B SR RECALL 1 OPERATE Controls Recall Register Lets users select the storage register containing the setup they wish to recall 3 50 Input Parameters Section 3 D is default setting n Variable Variable Name Type Description Details REG 6 Integer Storage Register 1 Thru 9 1 D Output Parameters Error Program Examples Quick BASIC None LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 REM Recall stored setups CALL W683B SR RECALL REG Microsoft C Recall stored setups W683B SR RECALL R EG 3 51 682XXB 683XXB LabWindows Driver User s Guide SR SAVE Function Panel Name Save Setup Description This function lets users save an existing setup to the 682XXB 683XXB internal memory Keep Instruments Libraries View Op
23. M SINCLUDE C NLUNINSTRNU683B inc CALL W683B init 5 CALL W683B SETCN 1 10 FR 2000 8400 FR3 FR4 FR5S FRE FR7H FR8 MF6H MF7 MF8 MP3 CALL W683B FC STST CALL W683B PC PUR C CALL W683B SETPM CZ Do you want to run LUMAKE EXE now CALL W683B close PUR5S PWURb PLURT INSERT Move cursor to Build and choose Make from the pull down menu Note This assumes that the compile link and output paths have been previously defined under the LWMAKE Options menu FREE Build KUSA Build Optio Output Type Output File BASIC 7 1 Make F4 Generate Batch File Sh F4 Compile Selected File F5 Build Options Lablindous Libraries C NLUNUG83SAMP BAS C3 NLUN INSTR W6838B BAS Formatting and 1 0 User Interface Graphics Hardcopy Printer GPIB Plotter RS Z3Z Plotter Plot File Analysis Emulator Data Acquisition CAT Bus GPIB RS 232 UXI CAT MXI AT DSPZ208 Utility t 00 XO0 UNA At the conclusion of the processing that occurs next the DOS ex ecutable file W683SAMP EXE will appear in the subdirectory containing the like named BASIC file Press ENTER to return to the LWMAKE screen To return to the LabWindows PROGRAM window select QUIT Return to LabWindows from the File menu To check your handiwork choose DOS SHELL from the File menu At the ensuing DOS prompt type w68
24. M connector to be 500 or 6002 Lets users enter an AM sensitivity value in V for lin ear and dB Volt for log selections on AM Mod Sel The ranges are 1 V to 100 V for linear and 1dB V to 25 dB V for log 3 34 Section 3 Int Mod Source Sine Lets user select sinewave modulation Square Wave Lets user select square wave modulation Pos Ramp Lets user select positive going ramp modulation Neg Ramp Lets user select negative going ramp modulation Gaus Noise Lets user select Gaussian noise modulation Uni Noise Lets user select uniform noise modulation Triangle Lets user select triangle wave modulation Int AM Rate Lets user enter a modulation rate Therangeis 0 1 MHz to 1 MHz for sinewave and 0 1 Hz to 100 kHz for square triangle and ramp waveforms Int AM Depth Lets user enter a value for amplitude modulation depth The depth ranges are 196 to 10096 for linear and 1dB to 25 dB for log 3 35 682XXB 683XXB LabWindows Driver User s Guide Input Parameters D is default setting B Variable EN z Variable Name Type Description Details AMSEL Integer AM Sel 0 AM Off Default 1 Ext AM Lin 2 Ext AM Log 7 Int AM Lin 8 Int AM Log AMIN Integer Mod Input 3 Front 4 Rear D ZSEL Integer Impedance 6 600 Ohms 5 50 Ohms AMSENS Double Ext AM Sensitivity 100 V D Precision INTMOD Integer Int Mod Source 1 Sine D 2 Square Wave 3 Pos Ramp 4 Neg Ramp 5 Gaus Noise 6
25. MHz s Triplet Quadruplet Triggered Trig w Delay Composite Int Pulse Width Int Pulse Delay Error CALL W693B SETPM 6 1 B 4 1 1 1 1 1 Z OPERATE Controls Pulse Mod Source Off Lets users turn Pulse modulation off External Lets users select an external source for pulse modula tion Internal Lets users select the initernal source for the pulse modulation Mod Input Lets uses select front or rear panel Pulse M od connec tors Gate Polarity Lets users select the polarity of the signal that turns the RF on Low L RF or High H RF Pulse Period Lets users enter a pulse period in milliseconds for the internal pulse generator Pulse Freq Lets users enter a pulse repetition frequency PRF in KHz for the internal pulse generator NOTE Since a pulse s period and frequency are recip rocal values you should make an entry on only one of these fields If entries are made in 3 46 Section 3 both the 682XXB or 683XXB will respond to the last value received Int Clock Rate 10 MHz 40 MHz Int Pulse Mod Int Pulse Mode Single Doublet Triplet Quadruplet Int Pulse Trig Free Run Gated Delayed Triggered Trig w Delay Composite Lets users select between 10 MHz and 40 MHz rates This rate provides 100 ns pulses at lower PRFs This rate provides the highest resolution 25 ns pulses and allows the highest PRF Lets the user select between internal pulse modu
26. Power Def Frequency Control Power Control Modulation Functions Save Recall Functions Close INSERT You are now ready to proceed with developing control code using the 682XXB 683XXB instrument driver 2 5 682XXB 683XXB LabWindows Drivers User s Guide Loading 682XXB 683XXB Driver At Start up The 682XXB 683XXB driver can be automatically loaded each time LabWindows is started The procedure for making this happen is given below Place yourself into the LabWindows PROGRAM window as was described on page 2 3 Select Options on top menu bar to display the pull down menu Select Startup Defaults DIESE TTEMEEDPTPRECTEEBSESTTSTETENERBTPEITSECEMNUFTM Options IP RO G RAMMMM User Interface Editor Function Panel Editor Function Tree Editor Edit Instr Program Saue as Instr Program Screen ptions Startup Defaults Library Panel Options Hardcopy Options About LabWindous INSERT Choose Select to locate the 683XXB driver w683b fp alternatively type in the path and file name Instruments Libraries View Options QuickBASIC INSTRUMENT MODULES LabWindous Libraries Data Aquisition Advanced Analysis UXI AT DSP2200 User Libraries Clear List Clear List INSERT 2 6 Section 2 Choose the LW INSTR subdirectory from the file list Instruments Libr
27. Series 682XXB 683XXB Synthesized Signal Generator Instrument Driver for LabWindows User s Guide Version 1 00 Locate the Serial Number decal sheet packaged with the manual and paste the driver software serial number here Serial Number You will be asked for this number when you call ANRITSU Customer Service for support NOTICE ANRITSU Company was formerly known as ANRITSU Company Anfritsu P N 10570 00015 REVISION B PRINTED FEBRUARY 1998 COPYRIGHT 1994 ANRITSU COMPANY 490 JARVIS DRIVE MORGAN HILL CA 95037 2809 Limited Warranty The media on which you receive ANRITSU Company software are warranted not to fail to execute programming instructions due to defects in materials and workmanship for a period of 90 days from date of shipment as evidenced by receipts or other documentation ANRITSU Company will at its option repair or replace software media that do not execute programming in structions if ANRITSU Company receives notice of such defects during the warranty period ANRITSU Company does not war rant that the operation of the software shall be uninterrupted or error free EXCEPT AS SPECIFIED HEREIN ANRITSU COMPANY MAKE NO WARRANTIES EXPRESS OR IMPLIED AND SPE CIFICALLY DISCLAIMS ANY WARRANTY OF MERCHANT ABILITY OR FITNESS FOR A PARTICULAR PURPOSE CUSTOMER S RIGHT TO RECOVER DAMAGES CAUSED BY FAULT OR NEGLIGENCE ON THE PART OF ANRITSU COM PANY SHALL BE LIMITED TO THE AMOUNT
28. Uni Noise 7 Triangle INTDEPTH Double Int AM Depth 50 D Precision INTRATE Double Int AM Rate 10 kHz D Precision 3 36 Section 3 Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Set modulation values for AM CALL W683B SETAM AMSEL AMIN ZSEL AMSENS INTMOD2 INTDEPTH INTRATE Microsoft C Set modulation values for AM W683B SETAM AMSEL AMIN ZSEL AMSENS INTMOD INTDEPTH INTRATE 3 37 682XXB 683XXB LabWindows Driver User s Guide SETCW Function Panel Name Frequency Setup Description This function lets users define frequencies for any of the twenty 682XXB 683XXB storage registers Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Frequency Setup Page 1 72 Freq Select all rz LaS are in MHz FCfreg a MC freq 1 3 4 5 7 8 g Error Load Al CALL W683B SETCN 1 B FRO0S FR1 FRZ FR3 FR4 FR5 FRG FRY FR8 MF6 MF7 MF8 MP9 Line 1 2 OPERATE Got Keep Instruments Libraries View Options Help Return All frequencies are in Megahertz M3 M4 M5 ness rre LE M6 M7 M8 M9 CALL W683B SETCW 1 0 FRO FR1 FRZ FR3 FR4 FR5 FRb FR7 FRESH MFb MF7 MFB MFS D OPERATE Controls List Select Lets users select the F 0 F9 set M 0 M9 set or both sets f
29. Window Minimum Outpu Driver Rev ber Debug Flag On off CALL U683B init 5 OPERATE Select Instruments in the top menu bar then ANRITSU 682XXB 683XXB Signal Generator to return to the 682XXB 683XXB Driver main panel 2 10 Section 2 Select Frequency Control from the main menu then Frequency Setup when the Frequency Control menu appears below Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Initialize Page 1 1 Wiltron 682XXB 683XXB Signal Generator r Serial Number Hj Frequency Control Frequency Setup CW Start Stop Sweep Delta Sweep Alternate Sweep Special Sweep Marker Selection CALL U683B init 55 OPERATE Select F freq below from the List Select control Select Load All from the Freq Select control Select F1 and enter 2000 from the keyboard With F2 highlighted enter 8400 from the keyboard Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Frequency Setup List Select Freq Select CALL Ue683B SETCU 1 108 FR 2000 8400 FR3 FR4 FRS FRE FRYH FR8 pg MF6 MF7 MF8 MP9 OPERATE Select Keep in the top menu bar then choose Keep again when the next menu appears Select Instruments in the top menu bar then ANRITSU 682XXB 683XXB Signal Generator to return to th
30. a specific 3XX error code Table 2 1 Table 2 1 Error Codes Error Code Description 301 Parameter Range Error 302 File Not Found 310 Disk Failure 311 Self Test Failed 312 Hardware Error 2 8 Section 2 Tutorial This tutorial takes you through the development of a simple program This program initializes the 682XXB 683XXB Signal Generator assigns sweep frequencies and modu lation parameters and closes the driver When you have finished stepping through the tutorial you will have a BASIC program that can be compiled as a DOS executable EXE file A Microsoft C program could be produced in the exact same manner by switching the native language to C under the Program menu Move cursor to Instruments in the top menu bar and select ANRITSU 682XXB 683XXB Signal Generator This will display the pull down menu shown below Libraries View Options QuickBASIC Source Frequency Def Source Power Def Frequency Control Power Control Modulation Functions Save Recall Functions Utilities Close INSERT Choose Select to display the Initialize panel below Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Initialize Page 1 1 Source Addressj Model Number Serial Number f u L 1 L 1 Minimum Frequency Maximum Frequency Firmware Rev Minimum Output Power Maximum Output Power Driver Rev Debug Flag
31. aries View Options QuickBASIC elect Instrument to Prel oad Filename w683b fp C NLUNINSTR 681 w56Zsna fp w68ab fp IEEE Choose w683b fp from the displayed file list and click on Load The appropriate path will now be displayed in the INSTRUMENT MOD ULES window Select OK to exit The W683 driver will now be loaded automatically each time LabWindows is entered View Options Libraries Instruments QuickBASIC Instrument Modules LabWindous Libraries C NLUNINSTRNUG83B FP Data fiquisition Advanced Analysis UXI AT DSP2200 User Libraries Clear List Clear List INSERT 2 7 682XXB 683XXB LabWindows Drivers User s Guide Debug Utility The 682XXB 683XXB LabWindows driver incorporates a unique Debug utility which should be used for program development only It should be disabled when compiling stand alone applications Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Initialize Page 1 1 Source Address Model Number Serial Number g E Minimum Frequency Maximum Frequency Firmware Reu C Minimum Output Power Maximum Output Power Driver Rev C Debug Flag On Off CALL W683B init 5 OPERATE Error 305 is returned when the instrument has generated an unexpected SRQ To deter mine the cause of the SRQ set the Debug switch to On Debug 1 the driver will re spond with
32. aved The driver automatically appends a wsw extension to the user entered filename The file is saved to the current default directory Output Parameters None Error LabWindows error codes only 220 to 240 If debug 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Lets operator enter frequencies in Gigahertz for a user de fined special sweep CALL W683B FC SPEC DSEL DPTS TESTS Microsoft C Lets operator enter frequencies in Gigahertz for a user de fined special sweep W683B FC SPEC DSEL DPTS TEST 3 15 682XXB 683XXB LabWindows Driver User s Guide FC STST Function Panel Name Start Stop Sweep Description This function lets users select the 682XXB 683XXB sweep range The function uses the existing definitions for CW frequencies The user has the opportunity to se lect the source trigger conditions and set sweep time if in analog sweep Or they can select dwell time and number of steps if in phase locked sweep Create Edit Save Instruments View Options Return Wiltron 682XXB 683XXB Signal Generator Start Stop Sueep Page 1 9 finalog Sueep Step Sueep Full Band Required for Analog Sweep Required for Phase Locked Sweeps Sueep Time Duell Time Number of Steps NOTE Analog sweep is only available on 683XXB Signal Generator EDIT Controls Sweep Range Lets users select the primary sweep range F 1 F2 F3 F4 or Full band Sweep Lets users
33. by supplying a TTL pulse to pin 13 of the rear panel AUX I O connector The ability to launch a single sweep internally is currently inoperative Lets users enter the time required for one analog sweep 683XXB only Lets users enter the dwell time for a phase locked sweep L ets users enter the number of frequency steps for a phase locked sweep 3 12 Input Parameters D is default setting Section 3 Variable Variable M F Nama Type Description Details Range CFREQ Integer Center 1 F1 D N A Frequency 5 F5 6 F6 FSPAN Double Frequency 1000 MHz D Analog Sweep Precision Span MHz 1 MHz to full range Digital Sweep 1 kHz to full range SWEEP 6 Integer Sweep Type 0 Analog Ramp N A 683XXB only D 1 Step Sweep TRIGG Integer Trigger 0 Auto D N A Conditions 1 Ext Single Currently inoperative SWEEPT Double Analog Sweep 50 mSec D 30 ms to 99 s Precision Time 683XXB DTIME Double PhaseLocked 10 mSec D 1 ms to 99 s Precision Dwell Time NUMST Integer Number of Steps 50 D 1 to 10 000 steps For Phase Locked Sweeps Output Parameters None Error Program Examples Quick BASIC REM Selects delta sweep CALL W683B FC DELTA CREQ FSPAN SWEEPS DTIME NUMST5 Microsoft C Selects delta sweep W683B FC DELTA CREQ FSPAN SWEEP TRIGG SW 3 13 EEPT LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8
34. d load frequency value W683B SETCW FREQS EL FRO FR1 FR2 FR3 FR4 FR5 FR6 FR7 FR8 FR9 FRO MF1 MF2 MF3 MFA4 MF5 MF6 MF7 MF8 MF9 3 39 682XXB 683XXB LabWindows Driver User s Guide Function Panel Name Frequency Modulation Description This function lets users set modulation parameters for frequency modulation Create Edit Save Instruments View Options Return Wiltron 682XXB 683XXB Signal Generator Frequency Modulation Page 1 9 External FM Parameters Mod input Impedance Ext FM Sens Front 600 Ohms kHz U mi 50 n Internal FM Parameters Int FM Rate Int FM Deviation CALL W683B SETFM FM Sel Ext FM Sens Impedance Mod input Int Mod Source Controls FM Sel Off Lets users turn FM on or off Ext FM U Nar Lets users select an external source in the Unlocked Narrow frequency modulation mode Ext FM U Wid Lets users select an external source in the Unlocked Wide frequency modulation mode Ext FM Lock Lets users select an external source in the Locked frequency modulation mode Int FM U Nar Lets users select the internal source in the Unlocked Narrow frequency modulation mode Int FM U Wid Lets users select the internal source in the Unlocked Wide frequency modulation mode Int FM Lock Lets users select the internal source in the Locked frequency modulation mode Mod Input Lets uses select front or rear panel FM connectors Impedance Lets users select the input inpedance of the front or rear panel FM connec
35. dulation Input Number of Elements Mod Input mP Impedance SETMK Int Mod Source List Select Int AM Depth h Marker Selection Int AM Rate 0 thru 9 On Off PC PWR Level Offset LO thru L9 PC PWRS Sweep Type Level 1 Level 2 Number of Steps Dwell Time PC LEVEL Leveling ALC In Level Correction ALC Power Slope Power Slope Pivot Power Slope Value PC PWR CAL User Calibrations Define Calibration File Name 682XXB 683XXB LabWindows Driver User s Guide close Function Panel Name Close Description This function closes the GPIB communications with the 682XXB 683XXB Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Close Page 1 1 CALL W683B close Controls None 3 6 Input Parameters Output Parameters Error Program Examples Quick BASIC Section 3 None None LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 REM Close communications with the driver CALL W683B close Microsoft C Close communications with the driver W683B close 3 7 682XXB 683XXB LabWindows Driver User s Guide FC ALS Function Panel Name Alternate Sweep Description This function lets users alternate an existing analog or phase locked frequency sweep with another like type sweep The source must be sweeping prior to using this function or no action is taken Got Keep Instruments Libraries View Opt
36. e 682XXB 683XXB Driver main panel 2 11 682XXB 683XXB LabWindows Driver User s Guide Select Frequency Control and Start Stop Sweep from the next menus to appear below Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Frequency Setup Wiltron 682XXB 683XXB Signal Generator frequencies are in MHz Frequency Control Frequency Setup 8400 CW FS Start Stop Sweep Delta Sweep Alternate Sweep Special Sweep Marker Selection CALL U683B SETCU 1 18 FR 2000 8400 FR3I FR4 FRS FRE FRYH FR8 pg MF6 MF7 MF8 MP9 Line 1 2 OPERATE Select F1 F2 sweep range below Step Sweep Auto trigger and the default settings of 50 ms sweep time 10 ms dwell time and 10 steps Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Sueep Ra finalog Sueep Step Sueep Required for Analog Sweep Start Stop Sweep Auto Ext Single Required for Phase Locked Sweeps Sweep Time Duell Time Number of Steps eo CALL W683B FC STST 1 1 B 50 OPERATE 18 10 Select Keep in the top menu bar then choose Keep again to add the code to the program window Select Instruments in the top menu bar then ANRITSU 682XXB 683XXB Signal Generator to return to the main driver panel 2 12 Section 2
37. e instrument Lets user enter a value for the ALC slope DAC of be tween O and 255 3 25 682XXB 683XXB LabWindows Driver User s Guide Input Parameters D is default setting Variable Variable quent A Nama Type Description Details Range LEV Integer Leveling 0 Fixed Gain D N A 1 Internal 2 Ext Det 3 Ext Pwr Mtr ALCCP Integer ALC Attenuation 0 Coupled D 1 Decouple ALCIN Integer ALC In 0 Front D N A 1 Rear ATT String ALC Step Attenuator 00 Off D N A 01 10 dB 02 20 dB 03 30 dB 04 40 dB 05 50 dB 06 60 dB 07 70 dB 08 80 dB 09 90 dB 10 100 dB 11 2 110 dB ALCPS Integer ALC Power Slope 0 Off D 1 On PVT Double Power Slope Pivot Default 2 GHz Model Precision Dependent VL Integer Power Slope Value Default 128 1 to 255 3 26 Section 3 Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Select the leveling mode CALL W683B PC LEVEL LEV ALCCP ALCIN ATTS ALCPS PVT VLS Microsoft C Select the leveling mode W683B PC LEVEL LEV ALCCP ALCIN ATT ALCPS PVT VL 3 27 682XXB 683XXB LabWindows Driver User s Guide PC PWR Function Panel Name Output Power Description This function lets users set the output power level us ing an editable list of values It also provides for turn ing
38. ecution Programs executed in the run time system can make calls to any of the LabWindows libraries and instrument drivers Pro grams distributed with the run time system are in a binary format so the programs cannot be edited A stand alone application EXE or RTM that incorporates the 682XXB 683XXB Driver may be created using the Microsoft C or BASIC compilers or LabWindows Run Time System To avoid OUT OF MEMORY errors when using the Microsoft Quick BASIC compiler you must first optimize the 682XXB 683XXB Driver memory usage with the LabWindows FUNNEL EXE utility See the LabWindows User s Manual for in structions The LWMAKE option on the file menu can be used to create an executable file in either BASIC or C The following provides a step by step tutorial for creating a EXE file us ing the BASIC compiler This tutorial assumes that you have read and are familiar with the LWMAKE utility description in the LabWindows User s Manual We will start with the program that you completed in the preceeding tutorial If you did not complete the tutorial you can type the program listing shown on the preceeding page and save it as drive LW PROGRAMS W683SAMP BAS Move the cursor to Instruments in the top menu bar and ensure that the ANRITSU 682XXB 683XXB Signal Generator driver is loaded If it is not loaded refer to pages 2 4 and 2 5 for instructions Move the cursor to File in the top menu bar and select Crea
39. eturned Values gt Frequency Select Section 3 SETCW List Select FO thru M9 FC CW CW Frequency F1 through M9 FC STST Sweep Range Ha Sweep Trigger Sweep Time Dwell Time oy Blanking Pulse 5V 5V Penlift Relay Front Panel Display On Off CW Ramp On Off RF Output During BW On Off RF Output During Retrace On Off Function Panel Tree Amplitude Modulation Frequency Modulation Pulse Modulation Impedance Save Setup p Recall Setu 3 5 SETFM FM Sel Ext FM Sens Mod Input Int Mod Source Int FM Deviation Int FM Rate SET PM Pulse Mod Source External Mod Input External Gate Polarity Pulse Period Pulse Freq Int Clock Rate Int Pulse Mod Int Pulse Mode Int Pulse Sel Int Pulse Width Int Pulse Delay SR SAVE Save Register Select SR RECALL Recall Register Select Frequency Setup Number of Steps CW FC DELTA Start Stop Sweep Center Frequency P Delta Sweep P Frequency Span Alternate Sweep Sweep Special Sweep Trigger Marker Selection Sweep Time Dwell Time Number of Steps Output Power Output Power Sweep POB gt Output Leveling Alternate Sweep User Power Calibra Alt Sweep Power FC SPEC SETAM Data Select A M Select Array Name Mo
40. icable microwave systems via the General Purpose Interface Bus IEEE 488 Bus This software contains modules that automatically configure an applicable ANRITSU instrument for use on the bus along with high level instrument control commands that save you the time required tolearn and program the GPIB commands of the instrument The software automatically checks for proper bus functioning If a command is sent to a bus instrument and no error is reported the bus can be assumed to be working correctly Requirements The ANRITSU Instrument Driver software is written specifically for the model 682XXB or 683XXB The ANRITSU Instrument Driver requires an IBM PC AT PS 2 or compatible computer running MS or PC DOS Version 3 0 or later The software is delivered on 5 1 4 inch 1 2 Mb Floppy disks and 3 1 2 inch 1 4 M b floppy disks At least 2 MB of memory is required to run the LabWindows program 4 M b is recommended The ANRITSU Instrument Driver software requires National Instruments LabWindows version 2 2 or later For Microsoft QuickBASI C Professional BASIC Visual BASIC for DOS C Quick C and Borland C and Turbo C users you can use the 682XXB 683XXB Instrument Driver software to produce compatible instrument control program code ANRITSU strongly recommends that QuickBASI C not be used Instead use Microsoft Professional BASIC 7 1 or later or Visual BASIC for DOS 1 3 682XXB 683XXB LabWindows Drivers User s Guide
41. ided the selected marker frequency is within the selected frequency range Only available in analog sweep mode for 683XXB Enables a video pulse to mark the frequency provided the selected marker frequency is within the selected frequency range Turns marker on or off at the frequency stored in locations FO thru F9 or MO thru M9 based on the position of the List Select control 3 44 Section 3 Input Parameters D is default setting B Variable kini ae z Variable Name Type Description Details MKSEL Integer Marker Select 0 Disable D 1 Intensity 2 Video F0 Thru Integer Marker 0 9 0 Off D F9 1 On Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Set markers CALL W683B SETMK MKSEL F1 F2 F3 F4 F5 F6 F7 F8 F9 Microsoft C Set markers W683B SETMK MKSEL F1 F2 F3 F4 F5 F6 F7 F8 F9 3 45 682XXB 683XXB LabWindows Driver User s Guide Function Panel Name Pulse Modulation Description This function lets users set square wave modulation pa rameters E Instruments Libraries View Options Help Return Wiltron 68Z2XXB 583XXB Signal Generator Pulse Modulation External Pulse Modulation Internal Pulse Modulation Mod Input Gate Polarity Pulse Period Pulse Freq External Rear H RF On Int Clock Rate Int Pulse Mod Int Pulse Mode Int Pulse Trig Single 16 MHz Doublet 40
42. iew Options Help Return Wiltron 682XXB 683XXB Signal Generator Pulse Modulation Wiltron 68Z2XXB 683XXB Signal Generator Internal Pulse Modulation lse Period Pulse Freq Initialize Source Frequency Def Source Pouer Def Frequency Control Pouer Control Int Pulse Trig Modulation Functions Save Recall Functions Utilities i Delayed Triggered Trig w Delay Composite Error CALL W683B SETPM 2 6 1 B 4 1 1 1 OPERATE There is nothing you need to do with this panel except to select Keep in the top menu bar then choose Keep again to add the code to the pro gram window Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Close Page 1 1 CALL W683B close OPERATE Select Return on the menu panel to return to the PROGRAM area 2 15 682XXB 683XXB LabWindows Driver User s Guide The program that you have developed now appears below File Edit Program Instruments Libraries View Options PROGRAM C NLUNW683SAMP BAS QuickBASIC CALL U683B init 5 CALL U683B setcu 1 0 Z000 8400 FRZt FR3 FR4 FRS FRE FR7 FR8H Q MF6tt MF7 MF8 MP9 CALL W683B fc stst 1 1 0 50 10 10 CALL W683B pc pur 1 0 B 5 PUR1 PWRZ PUR3 PUR4 PWRS PWR6E PURT CALL W683B setpm Z 6 1 2 4 1 1 1 1 1 Z 0D CALL W683B close INSERT To test the program move the cursor to Program i
43. ions Help Return Wiltron 682XxXxB 683XXB Signal Generator Alternate Sweep Source MUST be Sweeping Alt Sweep Power NOTE See help text Delta F6 CALL W683B FC ALS 1 B OPERATE Controls Alternate Sweep L ets users select the sweep range that will alternate with the primary sweep F1 F2 F 3 F4 Full Delta F5 A F5 Delta F6 A F6 Delta F1 A F1 The 682XXB 683XXB must have a primary sweep selected and defined before an alternate sweep can be selected Alt Sweep Power Selects the power parameter that is to be used for the Alt Sweep power level The main sweep s power level is selected and defined in the Output Power pc pwr panel NOTE The main sweep and the alternate sweep may each have an independent power level associated with the frequency sweep range If you want the two sweeps to have different power levels set the alternate sweep level in this panel and the main sweep power level in the Output Power panel If you do not want to have different power levels make the Alt Sweep Power parameter the same as the main sweep parameter That is if parameter LO has been selected for the main sweep then select LO for the Alt Sweep also 3 8 Section 3 Input Parameters D is default setting Variable Variable T Name Type Description Details Range ALTS Integer Alternate Sweep 1 F1 F2 D N A 2 Full Band 3 F3 F4 4 Delta F1 5 Delta F5 6 Delta F6 S2L Integer Alt
44. lation values of 400 Hz 1 kHz 7 8125 kHz 27 8 kHz or the internal pulse period generator PPG Lets users select an internal pulse mode This mode provides modulation using single pulses Pulse rate and delay can be set using the Int Pulse Sel control below This mode provides modulation using a 2 pulse doublet set Pulserate and delay for each pulse in the doublet can be set using the Int Pulse Sel control below This mode provides modulation using a 3 pulse triplet set Pulse rate and delay for each pulse in the triplet can be set using the Int Pulse Sel control below This mode provides modulation using a 4 pulse quadru plet set Pulse rate and delay for each pulse in the quad ruplet can be set using the Int Pulse Sel control below Pulse generator free runs D1 pulse delay not available Pulse generator gated on by external pulse Single pulse mode only Pulse generator free runs D1 pulse delay is available Pulse generator triggered by external trigger D1 pulse delay not available Pulse generator triggered by external trigger D1 pulse delay is available An external pulse is summed with the internal pulse to pulse modulate the output signal NOTE For a detailed description of the internal pulse triggering modes refer to the 682XXB 683XXB Operation Manual ANRITSU Part No 10370 10284 3 47 682XXB 683XXB LabWindows Driver User s Guide Int Pulse Sel Int Pulse Width Int Pulse Delay
45. n the top menu bar and select Run below from the pull down menu HHGH Program PANA AS PROGRAM a CALL W683B i CALL W683B S MF6tt MFTit CALL W683B F CALL W683B P CALL W683B S CALL UG683B c Compile U Continue Execution F4 Halt Execution PUR3 PWR4t PWRSt PWR6E PURT Z B Exclude Lines Include Lines Clear Insert All INCLUDES Portability Checking Change Languages INSERT If there are no program errors triggering a syntax error message you will see the applicable 682XXB or 683XXB Signal Generator respond to the program code After you are satisfied that the program runs correctly you can use the Create E XE option on the File menu to create a stand alone DOS ex ecutable EXE file Alternatively you can use the Create RTM op tion on the file menu to create a run time version RTM file That operation is described in the next heading To continue with this tutorial save this program as VLWVPROGRAMSVW683SAMP BAS 2 16 Section 2 Creating a Compiled Program Most programs developed with LabWindows can be compiled with the Microsoft C or BA SIC compiler Some applications however become too large to compile and run in the 640 KB DOS memory and must be run within LabWindows or the LabWindows Run Time System The LabWindows Run Time System includes a DOS extender so programs can access up to 16 MB of memory during ex
46. odulation Input 3 Front 4 Rear D INTMOD Integer Int Mod Source 1 Sine D 2 Square 3 Pos Ramp 4 Neg Ramp 5 Gaus Noise 6 Uni Noise 7 Triangle INTDEV Double Int FM Deviation 1 MHz D Precision INTRATE Double Int FM Rate 100 kHz D Precision 3 42 Section 3 Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Set modulation values for FM CALL W683B SETFM FON SENS IMPED MODIN INTMOD INTDEV INTRATE Microsoft C Set modulation values for FM W683B SETFM FON SENS IMPED MODIN INTMOD INTDEV INTRATE 3 43 682XXB 683XXB LabWindows Driver User s Guide SETMK Function Panel Name Description Create Edit Save Marker Selection This function lets users set video and intensity markers Instruments View Options Return Wiltron 682XXB 683XXB Signal Generator Marker Selection Page 1 9 List Selec FCfreg MC freq Intensity Video NOTE Intensity applies only to 683XXB CALL U683B SETMK List Select Marker Selection Controls List Select Marker Selection Disable Intensity Video O thru 9 EDIT Lets users select the FO F1 or MO M1 frequency set Lets users disable markers or select between Intensity and Video markers Disables the frequency markers Enables an intensified dot to mark the frequency pro v
47. only 220 to 240 Program Examples Quick BASIC 3XX Instrument Specific Page 2 8 REM Select a CW frequency and value CALL W683B FC CW Microsoft C LSS FREOSEL3 FSEL Select a CW frequency and value W683B FC CW LS FREQSEL FSEL 3 11 682XXB 683XXB LabWindows Driver User s Guide FC DELTA Function Panel Name Delta Sweep Description This function lets users set a center frequency and span for the sweep range Create Edit Save Instruments View Options Return Wiltron 68Z2XXB 683XXB Signal Generator Delta Sueep Frequency Span finalog Ramp 1008 MHz Step Sueep Required for Analog Sweep Required for Phase Locked Sueeps Sueep Time Duell Time Number of Steps B NOTE Analog sueep is only available on 683XXB Signal Generator Colum 1 EDIT Controls Center Frequency Frequency Span Sweep Trigger Auto Ext Single Sweep Time Dwell Time Number of Steps Lets users select the center frequency FO F1 F5 or F6 for a delta sweep Lets users select a sweep width span in MHz The 682XXB 683XXB will sweep upwards in frequency from Center span 2 to Center span 2 Lets users of 683XXB select either an analog or a phase locked digitally stepped sweep The 682XXA does not have analog sweep capability Lets users select the triggering source for the delta sweep Sweep is triggered automatically Sweep can be triggered manually
48. or assignment of frequency values If Both is se lected all defined frequencies will be loaded and the 682XXB 683XXB will be set to output the M frequency selection 0 9 on Frequency Select control 3 38 Frequency Select FO thru F9 MO thru M9 Input Parameters Section 3 Lets users select any single frequency storage location or to select all twenty at one time If more than one fre quency is to be defined the switch must be set to the Load All position Press the Page Down key to call up page 2 and the Mx set for assigning frequency definitions Let users enter a frequency value in MHz for storage in the applicable location register a Variable inti Variable Name Type Description FREQSEL Integer Selects Frequencies FO F9 or MO MS9 where 10 loads all frequencies If any other value it selectively loads that value into the corresponding register FRx Real Frequency to be loaded into the storage registers MF x Real Frequency to be loaded into the storage registers Output Parameters Error Program Examples Quick BASIC None LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 REM Select a cw frequency storage location and load frequency value CALL W683B SETCW FREQSEL FRO FR1 FR2 FR3 FR4 FR5 FRO FR7 FR8 FR9 MFO0O MF1 MF2 MF3 MF4 MF5 MF6 MF7 MF8 MF9 Microsoft C Select a cw frequency storage location an
49. pload Uploads to disk all five of the level correction tables stored in the 682XXB or 683XXB tothe filename speci fied in the File Name field 3 30 Section 3 Download Downloads data from the disk File Name file to the 682XXB or 683XXB that fills all five memory User x locations in the 682XXB or 683XXB CAUTION Downloading data from the disk overwrites any data that was previously stored in these User x memory locations Input Parameters D is default setting Variable Variable em Name Type Description Details UCAL Integer User Calibration 0 Off D 1 User 1 2 User 2 2 User 3 4 User 4 5 2 User 5 DCAL Integer Define Cal 1 Off D 2 Upload 3 Download FAME String File Name 8 characters maximum Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Set user cal feature power CALL W683B PC PWR CAL UCAL DCAL FAMES Microsoft C Set user cal feature power W683B PC PWR CAL UCAL DCAL FAME 3 31 682XXB 683XXB LabWindows Driver User s Guide PC PWRS Function Panel Name Output Power Sweep Description This function lets users set up the power sweep mode of operation Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Output Pouer Sueep Page 1 1 1 Level 2 Number of Steps Duell Time CALL W683B PC PWRS 0 8 50
50. race On off 1 B OPERATE Lets users select rear panel supplied blanking pulse to be 5 volts during sweep retrace Lets users turn the front panel displays on or off Lets users turn the CW Ramp function on or off This function causes a 0 10 volt horizontal ramp to be sup plied to the rear panel HORIZONTAL OUTPUT connector during CW operations Lets users turn the RF output on or off during band switching Lets users turn the RF output on or off during sweep re tracing 3 54 Section 3 Input Parameters D is default setting A Variable AT Variable Name Type Description Details BLNKP Integer Blanking Pulse 0 5 Volt 1 5 Volt D RFFS Integer RF During Bandswitching 0 Off 1 On D RFDR Integer RF During Retrace 0 Off D 1 On FPD Integer Front Panel Display 0 Off 1 On D CWR Integer Rear Panel CW Ramp Out 0 Off D 1 On Output Parameters None Error LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 Program Examples Quick BASIC REM Set blanking CW ramp RF output during freq switching and retrace penlift relay front panel display and hi resolution values CALL W683B UT BLNKP RFFS RFDR FPD CWRS Microsoft C Set blanking CW ramp RF output during freq switching and retrace penlift relay front panel display and hi resolution values W683B UT BLNKP RFFS RFDR FPD CWR 3 55 3 56
51. set Offset Modulation Functions dB On Amplitude Modulation Off L3 TE LT Frequency Modulation Pulse Modulation es PURTH Error CALL W683B PC PWR 1 0 B 5 PWR1 PWR2H PWUR3 PWR4 PWRS PWRGH PURE OPERATE Position Pulse Mod Source to Internal below Select Rear H RF On 1 ms and 1 kHz from the available menu op tions Also keep the default settings of 40 MHz Int PPG Single Free Run Pulse 1 2 and O as shown below Go Keep Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Pulse Modulation Pulse Mod Source External Pulse Modulation Internal Pulse Modulation Off Mod Input Gate Polarity Pulse Period Pulse Freq External Rear H RF On Int Clock Rate Int Pulse Mod Int Pulse Mode Int Pulse Trig Single Free Run 10 MHz Doublet Gated 40 MHz Triplet Delayed Quadruplet Triggered d Trig u Delau Int Pulse Sel Composite Int Pulse Uidth Int Pulse Delay Error n m CALL W683B SETPM 2 6 1 0 4 1 1 1 1 1 Z OPERATE Select Keep in the top menu bar then choose Keep again to add the code to the program window Select Instruments in the top menu bar then ANRITSU 682XXB 683XXB Signal Generator to return to the main driver panel 2 14 Section 2 Move cursor to Close below and choose Select to display the Close panel Go Keep Instruments Libraries V
52. soft Visual BASIC and Microsoft C are trademarks of Microsoft Corporation Preface The 682XXB 683XXB LabWindows Instrument Driver User s Guide provides a tutorial and both general and detailed descriptions of the various functional panels displayed in the LabWindows environment The user should be familiar with measurements using the applicable ANRITSU instrument and with MS or PC DOS conventions A knowl edge of LabWindows while helpful is not essential The ANRITSU Instrument Drivers software can be used to create executable stand alone application programs Manual Organization The manual is divided into three sections Section 1 General provides general information about the LabWindows program Section 2 Using the 682XXB 683XXB Driver with LabWindows provides description and a tutorial for using the driver within the LabWindows environment Section 3 Driver References provides detailed descriptions of the function panels and instrument controls It also provides sample syntax and a listing of variable type used in the program T able of Contents Section 1 Introduction to 682XXB 683XXB Instrument Driver for LabWindows General x x xx cese ci de 1 3 Requirements 1 3 Installing Instrument Drivers 1 4 Overview For LabWindows Users 1 4 Overview for Non LabWindows Users 1 5 Section 2 Using the 682XXB 683XXB In strument Driver with LabWindows Introduction uoo Tuv DEI EDR
53. splays the returned minimum frequency for a full band sweep Displays the returned maximum frequency for a full band sweep Displays the returned 682XXB 683XXB serial number Displays the returned minimum output power to which the 682XXB 683XXB can be set Displays the returned maximum output power to which the 682XXB 683XXB can be set Displays the driver s revision level Lets users turn the Debug Utility on or off This utility is discussed on page 2 8 3 18 Input Parameters Same as controls Section 3 variable Yariabig Description Details Range Name Type ADD Integer GPIB Address 1 9 5 D 1 to 31 Output Parameters Variable variable Description Details Name Type LOWF String Returned minimum frequency 682XXB 683XXB Ol string is parsed to supply values HIGH String Returned maximum frequency for the string variables shown in this table MODELS String Returned model number SWRV String Returned software revision number MINPWR String Returned minimum power level GPWR String Returned guaranteed power level SSN String Returned instrument serial number Error LabWindows error codes only 220 to 240 Program Examples Quick BASIC REM Initializes the 682XXB 683XXB CALL W683B init Microsoft C W683B init ADD 3XX Instrument Specific Page 2 8 ADD Initializes the 682XXB 683XXB 3 19 682XXB 683XXB LabWindows Driver User s
54. te EXE from the pull down menu below I File Edit Program Instruments Libraries View Options T QuickBASIC 7 lp Gt Z990 8400 FR3t FR4 FRSt FRE FRYH FR8t bU 10 1 Create EXE 5 PUR1 PWURZ PWUR3 PUR4 PWRS PWRGH PURT Create RTM 9 4 1 1 1 1 1 2 BI Instr to Source File DOS Shell INSERT ES 2 17 682XXB 683XXB LabWindows Driver User s Guide Choose Compile or Check Syntax if you have run the program be fore when the next prompt appears Instruments Libraries View QuickBASIC BCALL W683B init 5 CALL W683B SETCV 1 10 FR Z000 8400 FR3 FR4 FRS FR6H FRYTH FR8 MF6H MP7 MFSH MP9 CALL W683B FC STST 1 1 0 50 10 1 CALL W683B PC PUR 1 O B 5 PWR1 PURZH PUR3 PUR4 PWRSt PWRGH PUR CALL W683B SETPM Z 6 1 B 4 1 1 1 1 1 Z B CALL W683B close Your program must be compiled before continuing with Create EXE INSERT Answer OK to the next prompt This will include calls to the two re quired files shown in the file list These files contain code needed to run your application Instruments Libraries View Options C NLUNW683SAMP BAS include statements for the following files are needed and will be inserted at the top of your program C NUN INCLUDENLUSY STEM INC C NLUN INSTR W683B inc INSERT 2 18
55. tions Help Return Wiltron 682XXB 683XXB Signal Generator Save Setup Page 1 1 CALL W683B SR SAVE C1 OPERATE Controls Save Register Lets users select a storage register for storing a setup they may wish to recall at a later time 3 52 Input Parameters Section 3 D is default setting n Variable S Variable Name Type Description Details REG 6 Integer Save Register 1 Thru 9 1 D Output Parameters Error Program Examples Quick BASIC None LabWindows error codes only 220 to 240 3XX Instrument Specific Page 2 8 REM Recall stored setups CALL W683B SR SAVE REG3 Microsoft C Recall stored setups W683B SR SAVE R EG 3 53 682XXB 683XXB LabWindows Driver User s Guide UT Function Panel Name Description Go Keep Utilities This function lets users define many additional func tions typically used for advanced applications It also controls the 682XXB 683XXB RF output during frequency switching and retrace Instruments Libraries View Options Help Return Wiltron 682XXB 683XXB Signal Generator Utilities Page 1 1 Blanking Pulse 5 Uolts 5 Uolts Front Panel Display CU Ramp On On Off Off RF Output During Frequency Suitching RF Output During Retrace On off CALL W683B UT 1 Controls Blanking Pulse Front Panel Disp CW Ramp RF Output During Frequency Switching RF Output During Ret
56. tor to be 502 or 6002 3 40 Section 3 Ext FM Sensitivity Lets users enter an FM sensitivity value for the exter nal source Sensitivity range is 1kHz V to 20 MHz V for Locked and Unlocked Narrow FM modes and 1100 kHz V to 100 MHz V for Unlocked Wide FM mode Int Mod Source Sine Lets user select sinewave modulation Square Wave Lets user select square wave modulation Pos Ramp Lets user select positive going ramp modulation Neg Ramp Lets user select negative going ramp modulation Gaus Noise Lets user select Gaussian noise modulation Uni Noise Lets user select uniform noise modulation Triangle Lets user select triangle wave modulation Int FM Rate Lets user enter a modulation rate Therangeis 0 1 MHz to 1 MHz for sine wave and 0 1 Hz to 100 kHz for square triangle and ramp waveforms Int FM Deviation Lets user enter a value for amplitude modulation depth The depth ranges are 1 kHz to 20 MHz for Locked and Unlocked Narrow FM modes and 100 kHz to 100 MHz for Unlocked Wide FM mode 3 41 682XXB 683XXB LabWindows Driver User s Guide Input Parameters D is default setting n Variable KOY i Variable Name Type Description Details FON Integer FM Sel 0 Off D 1 Ext FM U Nar 2 Ext FM U Wid 3 Ext FM Lock 7 Int FM U Nar 8 Int FM U Wid 9 Int FM Lock SENS Real FM Sensitivity in 1 MHZ V D kHz Volt IMPED Integer Impedance 5 50 Ohms D 6 600 Ohms MODIN Integer M
57. ve program uses extended memory Programs executed in the interactive program can use up to 16 megabytes of memory depending on your computer configuration Programs that run in the interactive program however must adhere to the LabWindows subsets for BASIC C and C Programs developed with the drivers and library functions can be run within the interactive pro gram or they can be compiled and linked into a stand alone applicaton E XE or run time applica tion RTM file To help you create a stand alone program LabWindows incorporates utilities that automate the compile and link processes The real power of LabWindows lies in the libraries They have functions for developing all phases of your data acquisition and instrument control system For controlling the 682XXB 683XXB Lab Win dows has the Instrument Drivers Library The programs that call this library can be developed with the interactive program This program has tools that make program development quicker and easier LabWindows gives you the capability to execute instrument drivers with the aid of panels and thereby create programs easily The panels contain items that can be selected to build and execute a driver The drivers are separately declared in the Instrument Drivers Library Two advantages of using LabWindows are When writing an application program you do not have to remember all of the parameters that belong to the driver Error reporting is shown

682XXB/683XXB Synthesized Sweep Generator Operation Manual

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