Page 4 - Notes
Notes 4 HP E1368A/69A/70A Modules User’s Manual Contents
Page 6 - WARNINGS
Frame or chassis ground terminal—typi-cally connects to the equipment’s metalframe. Alternating current (AC). Direct current (DC). Indicates hazardous voltages. Calls attention to a procedure, practice, orcondition that could cause bodily injury ordeath. Calls attention to a procedure, practice, or ...
Page 7 - conforms to the following Product Specifications:; Jim White, QA Manager
Declaration of Conformity according to ISO/IEC Guide 22 and EN 45014 Manufacturer’s Name: Hewlett-Packard CompanyLoveland Manufacturing Center Manufacturer’s Address: 815 14th Street S.W.Loveland, Colorado 80537 declares, that the product: Product Name: HP E1368A Microwave Switch, E1369A Microwave S...
Page 9 - Reader Comment Sheet; Please pencil-in one circle for each statement below:; BUSINESS REPLY MAIL; HEWLETT-PACKARD COMPANY; Measurement Systems Division
Reader Comment Sheet HP E1368A, E1369A, E1370A Microwave Switch and Driver Modules User’s Manual Edition 3 You can help us improve our manuals by sharing your comments and suggestions. In appreciation of your time, we willenter you in a quarterly drawing for a Hewlett-Packard Palmtop Personal Comput...
Page 11 - Chapter 1
Chapter 1 Getting Started with the HP E1368A/69A/70A Using This Chapter This chapter describes the Microwave Switch modules, and containsinformation on how to program them using SCPI (Standard Commands forProgrammable Instruments) commands. This chapter contains thefollowing: • Microwave Switch Desc...
Page 12 - Figure 1-1. HP Microwave Switch Block Diagram
Figure 1-1. HP Microwave Switch Block Diagram 12 Getting Started with the HP E1368A/69A/70A Chapter 1
Page 13 - Note; Switches
Power Supply Circuit Power to operate the coaxial switches can be supplied internally orexternally, dependent on the type of coaxial switch used. • Internal voltages of either +5V or +12V can be selected usingjumpers on the board. These voltages are routed through the modulefrom the mainframe backpl...
Page 14 - Card Numbers
Instrument Definition HP plug-in modules installed in an HP mainframe or used with an HPcommand module are treated as independent instruments each having aunique secondary HP-IB address. Each instrument is also assigned adedicated error queue, input and output buffers, status registers and, ifapplic...
Page 15 - or any combination of the above
The logical addresses noted in Figure 1-2 apply to modules installed in anHP 75000 Series B Mainframe (HP Model Number E1300/E1301) or in amainframe with an HP E1405/E1406 Command Module. See the HP 75000Series B Installation and Getting Started Guide or the appropriate HPCommand Module Manual for m...
Page 16 - command is an implied command and is shown in this; Initial Operation; Example: Reset the switchbox and close channel 02.
SCPI Command Format Used in This Manual You can send SCPI commands in either short or long form. Refer toChapter 4 for more information. A long form example is: CLOSe (@102) The same command shown without the lower case letters is the short form.The command then becomes: CLOS (@102) Some commands in...
Page 17 - Modules; Using This Chapter; Warning; Chapter 2
Chapter 2 Configuring the HP E1368A/69A/70A Modules Using This Chapter This chapter shows how to connect external wiring to the MicrowaveSwitch Modules connectors, and how to configure the module for operation. • Setting the Address Switch . . . . . . . . . . . . . . . . . . . . . . . . . . Page 18 ...
Page 18 - Setting the Address Switch
Setting the Address Switch The logical address switch (LADDR) factory setting is 120. You may havechanged the setting during module installation. Valid address values arefrom 0 to 255. If the Microwave Switch modules are used in a HPE1300/E1301 Mainframe, refer to the HP 75000 Series B SystemInstall...
Page 19 - Selecting the Interrupt Priority; Figure 2-2. Interrupt Priority Selection
Selecting the Interrupt Priority The Microwave Switch modules generate interrupts after a channel has beenclosed or opened. These interrupts are sent to, and acknowledgments arereceived from, the slot 0 module via the VXIbus backplane interrupt lines. For most applications where the Microwave Switch...
Page 20 - Installing Switches on the HP E1369A; Installing Switches; Caution
Installing Switches on the HP E1369A Because the HP E1369A Microwave Switch modules do not haveMicrowave Switches installed by the factory, it is necessary to install orconnect switches before operating. Determine the number of switches, andwhether the switches are to be installed on, or connected t...
Page 21 - Repeat steps 1 and 2 with remaining coaxial switches. The channel; Select correct switch operating voltages (see “ Selecting Switch
After selecting the coaxial switch, install as follows: 1. Position the coaxial switch behind the channel 00 panel cut-out. Secure to rear panel using two M2.5 x .45 metric screws (P/N 0515-1373). 2. Route the 3-wire cable (P/N E1368-61601) from J1 to the coaxial switch terminals. Solder the "RE...
Page 22 - Figure 2-3. Microwave Switch Installation
Figure 2-3. Microwave Switch Installation 22 Configuring the HP E1368A/69A/70A Modules Chapter 2
Page 23 - Connect all C+ terminals on all the coaxial switches to pin 6.
Connecting Switches External to the Module Connection of up to five coaxial switches (channels 00-04) is describedbelow. Figure 2-4 shows the wiring diagram for each switch connected. Caution The maximum current that the control circuit can accommodateis 1 amp per switch. Maximum current also depend...
Page 24 - Verify that wires make good connections on screw terminals.
Selecting Switch Power After the coaxial switches have been installed (refer to “ Installing Switcheson the HP E1369A” earlier in this chapter), the correct operating voltagemust be selected. See installed switch specifications. The Microwave Switch modules are capable of providing +5V (set atfactor...
Page 25 - Cabling Guidelines
Connecting Field Wiring Figure 2-6 shows the internal switch diagram for the various HP 3-port,4-port, and 5-port coaxial switches. All switches are shown in the "OPEN"position. To minimize loss at high frequencies, use the following guidelineswhen making connections. Cabling Guidelines For ...
Page 27 - flow through the slot.
After selecting the coaxial switch or attenuator, install as follows: 1. Position the coaxial switch or attenuator behind the panel cut-out. Use two M3.0 x 8mm (P/N 0515-0372) metric screws to secure therear panel. Use two 4-40 x .25 inch screws (P/N 2200-0521) tosecure the attenuator to the rear pa...
Page 29 - Table 3-1. Microwave Switch Commands in Chapter 3; channel list; Chapter 3
Chapter 3 Using the HP E1368A/69A/70A Modules Using This Chapter This chapter uses typical examples to show how to use the MicrowaveSwitch modules. This chapter contains the following sections: • Microwave Switch Commands . . . . . . . . . . . . . . . . . . . . . . . Page 29 • Reset Conditions . . ....
Page 30 - Reset Conditions; When the Microwave Switch is switched on or; Parameter
Reset Conditions When the Microwave Switch is switched on or *RST (reset), all channels are set to open (refer to Figure 2-6), and the current channel list for scanningis invalidated. Table 3-2 lists the parameters and default values for thefunctions described in Chapter 3. Table 3-2. *RST (Reset) D...
Page 31 - Switching Channels; Use; Channel Switching
Switching Channels For general purpose sw itch operation, you can connect or disconnect asignal by opening or closing a specific channel. • Use CLOS < channel_list > to close coaxial switch channel(s), and OPEN < channel_list > to open coaxial switch channel(s). Refer to Figure 2-6 for t...
Page 32 - Figure 3-2. Example: Single Channel Switching using External Power
Example: Single Channel Switching using EXTernal POWER This example illustrates closing and opening coaxial switch channel 01 in aHP E1369A Microwave Switch Driver module. For the example, the typeof switch installed in the HP E1369A is a HP 33311B (8762B), with 24Vdcdrive requirements. Figure 3-2 s...
Page 35 - To close channels 00 through 04, execute:; Switching
Example: Multiple Channel Switching using EXTernal POWER This example illustrates closing and opening coaxial switch channels 00through 04 in a HP E1369A Microwave Switch Driver module. For theexample, the switches are not installed on the HP E1369A card, and have24Vdc drive requirements (HP 33311B ...
Page 36 - Switch Using Two; To route the signal through the external device, execute:
Example: Transfer Switch Using Two 3-Port Switches This example shows how to configure the HP E1368A Microwave Switchto either route a signal directly to the output, or route it through an externaldevice before being output. For the example, two switches (channels 00and 01) will be used. Figure 3-5 ...
Page 37 - Switch Using One; Comments; when not connected to the input.
Example: Transfer Switch Using One 5-Port Switch This example shows how to configure the HP E1369A Microwave SwitchDriver with a 5-port switch (HP 33313 or 8764) installed, to either route asignal directly to the output, or route it through an external device beforebeing output. For the example, one...
Page 38 - Multiplexer; Unused signals are terminated into 50
Example: 4 x 1 Multiplexer This example shows how to configure the HP E1368A Microwave Switchto select one of four signals for output. For the example, all three switches(channels 00 through 02) will be used. Figure 3-6 shows how to connectchannels 00 through 02. To route signal "A" to the o...
Page 39 - Scanning Channels; The; command can be used to enable the HP E1300/E1301 or HP
Scanning Channels Scanning the Microwave Switch module channels consists of closing a setof channels (connecting the 2 port to the C port) one channel at a time.Single scan, multiple scans (2 to 32767), or continuous scanning modes areavailable. The TRIGger:SOURce command specifies the source to adv...
Page 40 - Channels; an HP Series 200/300 Computer with HP BASIC
Example: Scanning Channels This example uses the mainframe’s "Trig Out" port to synchronizeMicrowave Switch channel 00 to 02 closures to an external measurementdevice (e.g. Frequency Counter, Spectrum Analyzer). For measurementsynchronization, the HP E1300A/E1301A "Trig Out" port is ...
Page 41 - Scan Complete Bit
Example: Using the Scan Complete Bit You can use the Scan Complete Bit (bit 8) in the Operation Status Registerof a switchbox to determine when a scanning cycle completes (no other bitsin the register apply to the switchbox). Bit 8 has a decimal value of 256 andyou can read it directly with the STAT...
Page 42 - will scan all channels of both Microwave Switch modules.; Setting Multiple Continuous Scans. Use; number to set from; to set continuous scanning.
Execute: 10 OUTPUT 70915;"*CLS" !Clear all sw itchbox statusstructure. 20 OUTPUT 70915;"STAT:OPER:ENAB 256" !Enable Scan Complete Bit to set bit 7 in Status Register. 30 OUTPUT 70915;"*SRE 128" !Enable bit 7 of Status Register toassert SRQ. 40 OUTPUT 70915;"TRIG:SOUR EXT&...
Page 43 - Recalling and Saving States; Storing States; Detecting Error Conditions
Recalling and Saving States This section contains information about saving and recalling switch states. Storing States The *SAV < numeric_state > command saves the current instrument state. The state number (0-9) is specified in the < numeric_state > parameter. The following settings are...
Page 45 - repeatedly from the keyboard reads all of the; Sy nchronizing the Microwave Switch; Sy nchronizing
350 OUTPUT 70915;"*CLS" 360 STOP 370 SUBEND Comments If you have an HP 75000 Series B mainframe with a front panel keyboard,errors can be monitored by selecting “ Monitor” from the Switch menu. Iferrors occur when the program executes, the “ err” annunciator will appear.Entering SYST:ERR? re...
Page 46 - Query ing the Microwave Switch; Mainframe TRIG OUT State:
Query ing the Microwave Switch This section summarizes the query commands you can use to determine theconfiguration or state of the Microwave Switch. All commands end withthe question mark (?) which puts the data into the output buffer where youcan retrieve it to your computer. See Chapter 4 for mor...
Page 47 - Common; is the root command,; and; are second level; Chapter 4
Chapter 4 HP E1368A/69A/70A Command Reference Using This Chapter This chapter describes Standard Commands for Programmable Instruments(SCPI) commands and summarizes IEEE 488.2 Common (*) Commandsapplicable to the Microwave Switch. See the HP 75000 Series BMainframe HP E1300A/E1301A User’s Manual or ...
Page 48 - count
Command Separator A colon (:) always separates one command from the next lower levelcommand as shown below: ROUTe:SCAN:MODE? Colons separate the root command from the second level command( ROUTe:SCAN ) and the second level from the third level ( SCAN:MODE? ). Abbreviated Commands The command syntax ...
Page 49 - Parameters; source; Linking Commands
Parameters Parameter Types. The following table contains explanations and examplesof parameter types you might see later in this chapter. Parameter Type Explanations and Examples Numeric Accepts all commonly used decimal representations ofnumbers including optional signs, decimal points, andscientif...
Page 50 - Subsystem Syntax; Operation invalidates the current channel list and sets; Example; Stopping a Scan with; ABORt
SCPI Command Reference This section describes the Standard Commands for ProgrammableInstruments (SCPI) commands for the Microwave Switch modules.Commands are listed alphabetically by subsystem and also within eachsubsystem. ABORt The ABORt subsystem stops a scan in progress when the scan is enabled ...
Page 51 - ARM; Setting Ten Scanning Cycles
ARM The ARM subsystem selects the number of scanning cycles (1 through 32767) for each INITiate command. ARM :COUNt < number > MIN | MAX :COUNt? [MIN | MAX] :COUNt ARM:COUNt < number > MIN | MAX allows scanning cycles to occur a multiple of times (1 to 32767) with one INITiate command wh...
Page 52 - Query Number of Scanning Cycles
:COUNt? ARM:COUNt? [MIN | MAX] returns the current number of scanning cycles set by ARM:COUNt . The current number of scans cycles is returned when no MIN or MAX parameter is sent. With MIN or MAX passed as parameters, MIN returns 1 and MAX returns 32767. Parameters Parameter Name Parameter Type Ran...
Page 53 - Selecting a Specific Module to be Monitored: Use the; Select Module #2 in a Switchbox for Monitoring
DISPlay The DISPlay subsystem monitors the channel state of a selected module (or card) in a switchbox. This subsystem only operates with mainframes thathave a display, such as the HP 75000 Series B Mainframe (HP ModelNumber E1301A). Subsystem Syntax DISPlay :MONitor :CARD < number | AUTO> [:S...
Page 54 - mode; Monitoring Switchbox Channels:; Selecting the Module to be Monitored: Use the; Enabling the Monitor Mode; Querying the Monitor Mode
:MONitor[:STATe] DISPlay:MONitor[:STATe] < mode > turns the monitor mode ON or OFF. Parameters Parameter Name Parameter Type Range of Values Default Value mode boolean 0 | 1 | ON | OFF 0 | OFF Comments • Monitoring Switchbox Channels: DISPlay:MONitor[:STATe] ON or DISPlay:MONitor[:STATe] 1 tur...
Page 55 - INITiate; Stopping Continuous Scans: See the; Enabling Continuous Scans
INITiate The INITiate subsystem selects continuous scanning cycles and starts the scanning cycle. Subsystem Syntax INITiate :CONTinuous < mode > :CONTinuous?[:IMMediate] :CONTinuous INITiate:CONTinuous < mode > enables or disables continuous scanning cycles for the switchbox. Parameters ...
Page 56 - Query Continuous Scanning State; Starting the Scanning Cycle: The; Enabling a Single Scan
:CONTinuous? INITiate:CONTinuous? queries the scanning state. With continuous scanning enabled, the command returns 1 . With continuous scanning disabled, the command returns 0 . Example Query Continuous Scanning State This example enables continuous scanning of a switchbox and queries thestate. Sin...
Page 57 - state
OUTPut The OUTPut subsystem enables or disables the "Trig Out" port of the HP E1300/E1301 Mainframe or on the HP Command Module. Subsystem Syntax OUTPut [:STATe] < state > [:STATe]? [:STATe] OUTPut[:STATe] < state > enables/disables the "Trig Out" port on the rear panel o...
Page 58 - Closing Microwave Switch Channels
[ROUTe:] The ROUTe subsystem controls switching and scanning operations for the Microwave Switch modules in a switchbox. Subsystem Syntax [ROUTe:] CLOSe < channel_list > CLOSe? < channel_list > OPEN < channel_list > OPEN? < channel_list > SCAN < channel_list > :MODE NON...
Page 59 - Query is Software Readback: The; Query Channel Closure; OPEN; Opening Microwave Switch Channels
CLOSe? [ROUTe:]CLOSe? < channel_list > returns the current state of the channel(s) queried. The channel_list is in the form (@ccnn). Thecommand returns 1 if the channel is closed or returns 0 if the channel isopen. Comments • Query is Software Readback: The [ROUTe:]CLOSe? command returns the c...
Page 62 - Bit Number to Decimal Value
STATus The STATus subsystem reports the bit values of the Operation Status Register. Only bit 8 in the Standard Operation Status Register is used tonotify that a scan is complete. Subsystem Syntax STATus :OPERation :ENABle < number > :ENABle?[:EVENt]? The STATus system contains four registers,...
Page 63 - Setting Bit 7 of the Status Byte Register:; sets bit 7 of the Status Byte; Enable the Status Byte Register Bit 7; returns the bit value of the Standard; Query the Standard Operation Status Enable Register
:OPERation:ENABle STATus:OPERation:ENABle < number > enables the Standard Operation Status Register to set a bit in the Status Byte Register. For the MicrowaveSwitch, when bit 8 in the Standard Operation Status Register is set to 1, bit7 in the Status Byte Register is set to 1. Parameters Para...
Page 65 - subsystem returns error numbers/messages in the error queue; Microwave Switch Switch Module Description: The; 8 GHz Microwave Switch/Switch Driver; Reading the Description of a Card #1 Module; Setting Card #1 Module to its Power-On State
SYSTem The SYSTem subsystem returns error numbers/messages in the error queue of a switchbox, and returns the types and descriptions of modules (cards) ina switchbox. Subsystem Syntax SYSTem :CDEScription? < number > :CPON < number | ALL> :CTYPe? < number > :ERRor? :CDEScription? S...
Page 66 - Reading the Model Number of a Card #1 Module; returns the error numbers and corresponding error; To clear all error numbers/messages in the queue, execute the; Reading the Error Queue
:CTYPe? SYSTem:CTYPe? < number > returns the module (card) type of a selected module in a switchbox. Parameters Parameter Name Parameter Type Range of Values Default Value number numeric 01 - 99 N/A Comments Microwave Switch Module Model Number: The SYSTem:CTYPe? < number > command retur...
Page 67 - Executing the; Command: A channel list; HOLD or BUS Source Remains: If selected, the; Advancing Scan Using the; TRIGger; Command
TRIGger The TRIGger subsystem controls the triggering operation of the Microwave Switch modules in a switchbox. Subsystem Syntax TRIGger [:IMMediate]:SOURce BUS | EXTernal | HOLD | IMMediate:SOURce? [:IMMediate] TRIGger[:IMMediate] causes a trigger to occur when the defined trigger source is TRIGger...
Page 68 - TRIG
Comments • Enabling the Trigger Source: The TRIGger:SOURce command only selects the trigger source. The INITiate[:IMMediate] command enables the trigger source. • Using the TRIG Command: You can use TRIGger[:IMMediate] to advance the scan when TRIGger:SOURce BUS or TRIGger:SOURce HOLD is selected. •...
Page 69 - Scanning Using Bus Triggers; Query the Trigger Source
Scanning Using Bus Triggers This example uses bus triggering ( TRIG:SOUR BUS ) to scan channels 00 through 02 of a single-module switchbox. The trigger source to advance thescan is the *TRG command (as set with TRIGger:SOURce BUS ). When INIT is executed, the scan is started and channel 00 is closed...
Page 71 - Command Quick Reference; SCPI Commands for Quick Reference; IEEE 488.2 Common Commands Quick Reference
Command Quick Reference The following tables summarize SCPI and IEEE 488.2 Common (*)Commands for the Microwave Switch modules. SCPI Commands for Quick Reference Command Description ABORt Abort a scan in progress. ARM :COUNt < number > MIN | MAX :COUNt? [MIN | MAX] Multiple scans per INIT comm...
Page 73 - switching; Appendix A
Appendix A HP E1368A/69A/70A Specifications HP E1368A Microwave Switch Frequency Range:DC-18 GHz Characteristic Impedence:50 Ω Insertion Loss:DC-2GHz: <0.25dB DC-18GHz: <0.50dB Isolation:DC-18GHz: >90dB VSWR (50 Ω load): DC-2GHz: <1.15dB DC-12.4GHz: <1.25dB DC-18GHz: <1.40dB Maximu...
Page 75 - Manufacturer ID Register; Appendix B
Appendix B HP E1368A/69A/70A Registers Register Definitions All three Microwave Switch modules are register-based devices. See thetables below for register definitions. Manufacturer ID Register b + 00 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Write Undefined Read** Manufacturer ID *Returns FFFF 16 = ...
Page 76 - Addressing the Registers; Reading the Registers; ID and Device Type; ID Register: Reading the register returns: FFFF
Addressing the Registers To read or write to specific registers, you must use the register address.Register addresses for HP 75000 Series C plug-in modules are in addressspace VXI A 16 . The locatio n of A16 within the mainframe/command module memory map depends on the mainframe/command module used....
Page 77 - Writing to the Registers; Channel Enable
Status/Control Register Each coaxial switch requires about 30 msec execution time (close to open oropen to close) during which time the switch is "busy". A read of theStatus/Control Register (base + 04 16 ) returns FFFF 16 when the module is not busy or returns FF7F 16 (bit 7 is low-true) wh...
Page 79 - Table C-1. Microwave Switch Error Messages; Appendix C
Appendix C HP E1368A/69A/70A Error Messages Table C-1 lists the error messages associated with the Microwave Switchmodule programmed by SCPI. See the appropriate mainframe manual for acomplete list of error messages. Table C-1. Microwave Switch Error Messages No. Title Potential Cause(s) -211 Trigge...
Page 81 - Index
Index HP E1368A/69A/70A Modules User’s Manual *CLS, 29, 70*ESE, 29, 70*ESE?, 70*ESR?, 70*IDN, 70*OPC, 70*OPC?, 70*RCL, 43, 70*RST, 29 - 30, 70 - 71*SAV, 43, 70*SRE, 29, 70*SRE?, 70*STB?, 41, 70*TRG, 70 - 71*TST?, 70 - 71*WAI, 70 A Abbreviated Commands, 48ABORt Subsy stem, 50, 71Address channels, 14 ...