Agilent Technologies Switch E1470A User's Manual
Contents
1. 040 of COM 04 15 1 041 G te 042 8 K051 K052 K054 050 of K056 K053 N A gt COM 05 051 9 6 123 GM Lo o 052 G Output K055 to Right Side No Connection Sea 12 1 Input K101 K102 K103 00 e 6 COM 10 N d 81 01 91 02 G K111 K112 K114 K113 10 04 COM 11 SET TN E d 6 1 111 fo 12 9 K121 K122 K124 K123 20 0 12 9 N L 9 1 21 fo 22 G K131 K132 K134 K133 30 R COM 13 Pa 12 1 Channel Numbers are in the form bbc where 191597 Ee bb is the COM bank 00 05 10 13 20 25 or 30 33 32 Q A is the individual number 0 1 or 2 Figure 1 2 Cascade RF Switch Switching Diagram continued on next page 10 Configuring the RF Switch Chapter 1 ie M Channel Numbers Cascade Relays 3320 bb is the COM bank 00 05 10 13 20 25 30 33 cis the individual number 0 1 or 2 331 fo 330 N COM 33 K3312. 36 SCPI Commands Quick 37 Appendix A RF Switch Specifications eese 39 Appendix B Register Based Programming 1 41 About This Appendix co eee ere tete Ene e E 41 Register Addressitlg ecco er c be REP ERR RR EUH RA RR Ee ka RR pen 41 Addressing Overview 22 DR RIGUARDO ue 41 The Base Address nee Ree ret ee telae beste 42 Hegister Offset niteat Cia ese pe ORE deban 43 Reset and Registers ete ie e Cerere d 44 Register Defitnitlors Er ERE RERUM KR 44 Manufacturer Identification Register 45 Device Identification Register 45 Status Control Register 8 45 Relay Control RFiegisters onion eri eere eR Er 46 Register Programming 49 Appendix RF Switch Error Messages sseccccceeeeeeeeeeeeneeseeeeeneeseeeeeneeeeeseneeseeeeeneeseesesneneeeeeeenenes 53 AGILENT TECHNOLOGIES WARRANTY STATEMENT AGILENT PRODUCT E1470A Cascade RF Switch Module DURATION OF WARRANTY 3 years 1 Agilent Technologies warrants Agilent hardware accessories and supplies against defects in materials and workmanship for the period specified above If Agilent receives notice of such defects during the warranty
3. ROUTe PATH COMMon ROUTe PATH COMMon lt comm gt lt channels returns either a 1 or a 0 indicating whether the specified path is closed continuity exists or open the signal path is broken comm is a 2 digit number and channel is a 3 digit number Parameters Name Type Range of Values comm numeric 00 05 10 13 20 25 30 33 channel numeric 000 002 010 012 020 022 030 032 040 042 050 052 100 102 110 112 120 122 130 132 200 202 210 212 220 222 230 232 240 242 250 252 300 302 310 312 320 322 330 332 Comments Continuity Results The output buffer contains an unquoted string signifying the result 0 the specified path does NOT have continuity or 1 the specified path DOES have continuity Command is Hardware Readback PATH is a hardware readback command It returns the current state of the hardware controlling the specified path PATH does not account for a failed relay NOTE Use PATH to determine if a path is closed Closing one path may open another path if both paths use the same relays See Chapter 1 to determine if this might happen Invalid Values Invalid comm and channeb values or combinations may cause one of the following errors 2001 Invalid Channel Number for invalid channel 2023 Invalid Common Bank Number for invalid comm 2024 Invalid Source Bank Number for invalid channel 2025 Invalid common source com
4. ee ate tee eee Tete Culte ea edi 20 eee aie 21 Example Module Self Test etit pt eet E E Lo ede E Padel 21 Example Closing a Signal Path 23 Example Opening and Closing Signal Paths 24 Example Saving and Recalling Module States 25 Chapter 3 RF Switch Command Reference eene 27 Command Types decente BRE Ru RnB REI 27 Common Command Format 27 SCPI Command 27 Linkirg Commarids itt He tree eee na de ra eee 28 SCPI Command 28 BIVXeToIm 29 DIAGNOSE CELOSO o 29 DIAGnostic atin I eode E 30 DIAGrnostic OPEN 30 DIAGnostic OPEN 2 testet pe net teet ore 31 DIAGnostic RELAY aiite tee eta ack camilla 32 ROW Te S 33 ROUTe PATH COMMoOn 22 4600 33 ROU Te PATH GOMMoOn n 34 35 SYSTem ERROD idend pee inel ted utut Cone etn s 35 SYSTemi VERSION 35 IEEE 488 2 Common Commands Quick
5. PATH COMM 02 002 a signal path from COM 02 to 002 and changes the state lof the cascade relay opening the lprior signal path PATH COMM 01 010 Returns 0 indicating the path is lopen 20 Programming the RF Switch Chapter 2 Programming Examples Example Module Self Test NOTE The following C language programs show one way to verify initial operation for the Cascade RF Switch module to close signal paths and to save and recall module states To run these programs you must have installed the E1470A SCPI Device Driver Agilent Libraries for Windows and a GPIB module in your PC This program Identifies the module and device driver Resets the module Closes a path source destination Verifies that the path is closed Executes the module self test The RST command performs a device reset on the module and sets it to its power on state Saved module states and status information are not affected by RST The TST command verifies that the relay positions match the configurations programmed using the ROUT PATH commands TST results are unpredictable if you use register based programming or DIAG CLOS or DIAG OPEN to control individual relays The value returned should be a 0 Any other value indicates the actual state of the relays do not match the configuration programmed by the ROUT PATH command See Chapter 3 for details Self Test This program res
6. 00 Device ID read only register Base 02 Card Status Control read write register Base 04 Relay Control Register read write register Base 20 Relay Control Register read write register Base 22 Relay Control Register read write register Base 24 Relay Control Register read write register Base 26 Relay Control Register read write register Base 28 The interrupt protocol supported is release on interrupt acknowledge An interrupt is cleared by a VXlbus interrupt acknowledge cycle 44 Register Based Programming Appendix B CAUTION Registers have been documented as 8 bit bytes If you access them using 16 bit transfers from a Motorola CPU the high and low byte will be swapped The E1406 uses Motorola CPUs Motorola CPUs place the highest weighted byte in the lower memory location and the lower weighted byte in the higher memory address while Intel processors do just the opposite VXI registers are memory mapped Thus you will see this Motorola Intel byte swap difference when doing register programming Manufacturer Identification Register Device Identification Register Status Control Register Tabl The Manufacturer Identification Register is a read only register at address 00 Most Significant Byte MSB and 01 Least Significant Byte LSB Reading this register returns the Hewlett Packard identification FFFFp The Device Identification Register is a read only
7. PATH 2 1 ROUT PATH 2 1 PATH COMM 2 1 ROUT PATH COMM 2 1 These commands function the same connecting the COMMON in bank 02 to channel 1 in bank 00 For information on channel and bank numbers see Chapter 2 Parameters Parameter Types The ROUTe PATH command accepts only numeric parameters Linking Commands Linking IEEE 488 2 Common Commands with SCPI Commands Use a semicolon between the commands For example RST ROUT PATH 2 or ROUT PATH 2 1 SAV 1 Linking Multiple SCPI Commands Use both a semicolon and a colon between the commands For example ROUT PATH 2 1 PATH 3 32 SCPI Command Reference This section describes the Standard Commands for Programmable Instruments SCPI commands for the E1470A Cascade RF Switch module Commands are listed alphabetically in by subsystem and within each subsystem 28 RF Switch Command Reference Chapter 3 DIAGnostic The DIAGnostic subsystem contains instrument specific commands is are not recommended for general programming For the E1470A the DIAG subsystem allows you to open close individual relays and query individual relays Subsystem Syntax DIAGnostic CLOSe lt relay gt lt relay gt CLOSe lt relay gt lt relay gt OPEN lt relay gt lt relay gt OPEN lt relay gt lt relay gt RELAY DIAGnostic CLOSe DIAGnostic CLOSe lt relay gt lt relay gt closes individual relays the E1470A Since these are Form C relays clo
8. 45 multiple multiplexers creating 12 offset register 43 programming examples 21 programming the RF switch 19 programming register based 41 Index 55 R register based programming 41 registers base address 42 definitions 44 Device Identification 45 Manufacturer ID 45 offset 43 programming example 49 reading from 47 reset states 44 Status Control 45 writing 47 relay states definitions 9 reset states registers 44 resource manager 14 restricted rights statement 5 RF switch addressing 20 error messages 53 programming 19 specifications 39 ROUTe PATH COMMon 33 ROUTe PATH COMMon 34 ROUTe subsystem 33 56 Index S safety symbols 6 SCPI commands abbreviated 27 command reference 28 command separator 27 format 27 implied 28 linking 28 parameter types 28 quick reference 38 specifications RF switch 39 Status Control register 45 switching description 9 SYSTem subsystem 36 SYSTem ERRor 36 SYSTem VERSion 36 U user wiring table 18 user wiring connecting 16 warnings 6 13 warranty statement 5 wiring table user 18 Agilent Technologies Manual Part Number E1470 90002 Printed in U S A E1100
9. 46 Register Based Programming Appendix B Writing to Relay Control Registers NOTE Reading from Relay Control Registers Appendix B To set one or more relays write a 1 to the bit controlling that relay 1 Determine the register and bit locations for the relays you want to set 2 Add the decimal values for each bit you want to set in a register 3 Use the VXI REG WRITe command to write that decimal value to that register Examples Writing to Relay Control Registers In these examples since you are writing 1s to specific bits the process actually writes Os to all other bits in that register thus resetting those relays To maintain previously established signal paths you should read the register state and mask those bits when writing to the register If Bit 15 is a 1 BASIC language programming uses a 2s compliment number so the decimal value is negative For example FFFF 1 8000 32768 If all relays are in their power on reset state to set relay K002 connect channel 002 to COM 00 set bit 1 decimal value 2 in register base 204 Use the commands VXI SEL 120 Selects logical address VXI REG WRIT 20 2 Writes value 2 to register 20h To set relays K001 K014 K013 and K024 connect CH 001 to COM 02 set bits 0 2 7 6 and 11 decimal values 1 4 128 64 2048 respectively send the decimal value 2245 1 4 128 64 2048 2245 to register 204 Use the comm
10. err handler rf_mux err err viPrintf rf mux SAV 1 M if err lt VI SUCCESS err handler rf Close additional signal paths and save as state number 2 err viPrintf rf mux PATH COMM 02 010 PATH COMM 22 202 PATH COMM 24 232 n if err lt VI SUCCESS err handler rf err viPrintf rf_mux SAV 2 n if err VI SUCCESS err handler rf_mux err Reset the module err viPrintf rf_mux RST CLS OPC n if err lt VI SUCCESS err handler rf err viScanf rf mux 9od amp ch closed if err lt VI SUCCESS err handler rf Recall state number 1 err viPrintf rf if err lt VI SUCCESS err handler rf Verify that a signal path from state number 1 is closed err viPrintf rf mux PATH COMM 01 011 n if err lt VI SUCCESS err handler rf err viScanf rf mux 9od amp ch closed if err lt VI SUCCESS err handler rf mux err if ch closed 1 printf Signal path 01 011 is closed else printf Signal path 01 011 is NOT closed Close session viClose rf mux viClose defaultRM void err handler Error handling routine 1 ViStatus err char err msg 1024 0 viStatusDesc rf mux err err msg printf Error s n err_msg return Chapter 2 Chapter 3 RF Switch Command
11. C22 2 No 1010 1 1992 UL 3111 1 Supplemental Information 1 The product was tested in a typical configuration with Agilent Technologies test systems September 5 2000 Date Name Quality Manager Title For further information please contact your local Agilent Technologies sales office agent or distributor Authorized EU representative Agilent Technologies Deutschland GmbH Herrenberger StraBe 130 D 71034 B blingen Germany Revision A 03 Issue Date 09 05 00 Notes Chapter 1 Configuring the RF Switch Using This Chapter This chapter gives guidelines to use the Cascade RF Switch module RF Switch including Switching 9 Creating Multiple 12 RF Switch 14 Switching Diagram Chapter 1 The E1470A Cascade RF Switch module consists of a series of twenty 3 to 1 multiplexers Each 3 to 1 multiplexer can be programatically cascaded with other 3 to 1 multiplexers to form larger multiplexers For example combining two adjacent multiplexers cascading forms a 6 to 1 multiplexer cascading three forms a 9 to 1 multiplexer or cascading four forms a 12 to 1 multiplexer etc Cascading all twenty 3 to 1 multiplexers forms one 60 to 1 multiplexer Multiple combinations are simultaneously allowed on the module User connections to the mod
12. ONE Cede eie November 2000 Safety Symbols Instruction manual symbol affixed to product Indicates that the user must refer to A Alternating current AC the manual for specific WARNING or CAUTION information to avoid personal injury or damage to the product Direct current DC Warning Risk of electrical shock gt Indicates the field wiring terminal that must be connected to earth ground before operating the equipment protects against electrical shock in case of fault Calls attention to a procedure practice or condition that could cause bodily injury or death WARNING Calls attention to a procedure practice or oi ee nba da CAUTION condition that could possibly cause damage to quip equipment or permanent loss of data WARNINGS The following general safety precautions must be observed during all phases of operation service and repair of this product Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design manufacture and intended use of the product Agilent Technologies assumes no liability for the customer s failure to comply with these requirements Ground the equipment For Safety Class 1 equipment equipment having a protective earth terminal an uninterruptible safety earth ground must be provided from the mains power source to the product input wiring terminals or supplied power cable DO NOT op
13. Reference Command Types Common Commands Format SCPI Commands Format Command Separator Abbreviated Commands Chapter 3 This chapter describes Standard Commands for Programmable Instruments SCPI and summarizes IEEE 488 2 Common Commands applicable to the E1470A Cascade RF Switch Module Commands are separated into two types IEEE 488 2 Common Commands and SCPI Commands The IEEE 488 2 standard defines the Common Commands that perform functions like reset self test status byte query etc Common commands are four or five characters in length always begin with the asterisk character and may include one or more parameters The command keyword is separated from the first parameter by a space character Some examples of Common Commands are RST ESR32 STB SCPI commands perform functions like closing switches querying instrument states or retrieving data A subsystem command structure is a hierarchical structure that usually consists of a top level or root command one or more lower level commands and their parameters The following example shows part of a typical subsystem ROUTe PATH COMMon lt comm gt lt channel gt ROUTe is the optional root command PATH is the second level command and COMMon is a third level optional command comm channel are command parameters A colon always separates one command from the next lower level command as shown below Colons separate th
14. Term Connected to Term Connected to Term Connected to COM 00 COM 11 COM 24 CH 002 CH 110 CH 240 CH 001 CH 111 CH 241 CH 000 CH 112 CH 240 COM 01 COM 12 COM 25 CH 010 CH 122 CH 252 CH 011 CH 121 CH 251 CH 012 CH 120 CH 250 COM 02 COM 13 COM 30 CH 022 CH 130 CH 300 CH 021 CH 131 CH 301 CH 020 CH 132 CH 302 COM 03 COM 20 COM 31 CH 030 CH 200 CH 312 CH 031 CH 201 CH 311 CH 032 CH 202 CH 310 COM 04 COM 21 COM 32 CH 042 CH 212 CH 320 CH 041 CH 211 CH 321 CH 040 CH 210 CH 320 COM 05 COM 22 COM 33 CH 050 CH 220 CH 332 CH 051 CH 221 CH 331 CH 052 CH 222 CH 330 COM 10 COM 23 CH 102 CH 232 CH 101 CH 231 CH 100 CH 230 18 Configuring the RF Switch Chapter 1 Chapter 2 Programming the RF Switch Using This Chapter This chapter gives guidelines to program the Cascade RF Switch module RF Switch including Installing Device 19 Addressing the Switch 20 Programming 21 Installing Device Drivers Chapter 2 NOTE NOTE Before you can use the Cascade RF Switch module you may need to install device drivers The type of driver s to be installed depend on whether you use an E1406 Command Module or another type of command module The two types of drivers applicable to the RF Switch module are VXlIplug amp play Instrument Drivers installed on your PC and SCPI Instrument Drivers downloade
15. addresses 404 The address of a module is determined by its logical address set by the address switches on the module times 64 40 In the case of the Cascade RF Switch module the factory setting is 120 or 78 so the addresses start at 1E00 Register addresses for register based devices are located in the upper 25 of VXI A16 address space Every VXI device up to 256 is allocated a 64 byte block of addresses Figure B 1 shows the register address location within A16 Figure B 2 shows the location of A16 address space in the E1406 Command Module Register Based Programming 41 The Base Address wnen you are reading or writing to a module register a hexadecimal or decimal register address is specified This address consists of a base address plus a register offset The base address used in register based programming depends on whether the A16 address space is outside or inside the E1406 Command Module Register FFFF16 Offset REGISTER e e ADDRESS e e SPACE A16 Relay Control Register ADDRESS Relay Control Register SPACE Relay Control Register Relay Control Register Relay Control Register C00046 49 152 Status Control Register Device Type Register Manufacturer ID Register E1470A Register Map 16 BIT WORDS Base Address Logical Address 64 16 or 49 152 L
16. and Documentation have been developed entirely at private expense They are delivered and licensed as commercial computer software as defined in DFARS 252 227 7013 Oct 1988 DFARS 252 211 7015 May 1991 or DFARS 252 227 7014 Jun 1995 as a commercial item as defined in FAR 2 101 a or as Restricted computer software as defined in FAR 52 227 19 Jun 1987 or any equivalent agency regulation or contract clause whichever is applicable You have only those rights provided for such Software and Documentation by the applicable FAR or DFARS clause or the Agilent standard software agreement for the product involved Agilent Technologies E1470A Cascade RF Switch Module User s Manual Edition 2 Copyright 1995 2000 Agilent Technologies Inc All rights reserved Documentation History All Editions and Updates of this manual and their creation date are listed below The first Edition of the manual is Edition 1 The Edition number increments by 1 whenever the manual is revised Updates which are issued between Editions contain replacement pages to correct or add additional information to the current Edition of the manual Whenever a new Edition is created it will contain all of the Update information for the previous Edition Each new Edition or Update also includes a revised copy of this documentation history page Edition T WR tek eee e bones September 1995 Edition 2 7 osos tcs ceu i deris
17. can use for register based programming of the E1470A Cascade RF Switch module The contents include Register 0 41 Register 44 Register Programming 49 Register Addressing Appendix B Addressing Overview The E1470A Cascade RF Switch is a register based module that does not support the VXIbus word serial protocol When a SCPI command is sent to the module the instrument driver resident in the command module parses the command and programs the module at the register level Register based programming is a series of reads and writes directly to the multiplexer registers This can increase throughput speed since it eliminates command parsing and allows the use of an embedded controller It also allows use of an alternate VXI controller eliminating the command module To access a specific register for either read or write operations the address ofthe register must be used Register addresses for the plug in modules are in an address space known as VXI A16 The exact location of A16 within a VXlbus master s memory map depends on the design of the VXIbus master you are using For the E1406 Command Module the A16 space location starts at 1 0000 The A16 space is further divided so that the modules are addressed only at locations above 1FC000 within A16 Every module is allocated 64 register
18. err handler rf err vilni6e rf mux VI A16 SPACE 0x02 amp dt reg lt Vl SUCCESS err handler rf printf ID register 0 4 Type register 0x 4X n id_reg dt_reg read the Status Register err vilni16 rf_mux VI_A16_SPACE 0x04 amp stat_reg lt VI_SUCCESS err_handler rf_mux err printf Status register 0x 4X n stat_reg close relays on registers 20h amp 28h for signal path from to COMO5 20840 decimal 5000h and 38 decimal 26h err viOut1 6 rf_mux VI_A16_SPACE 0x20 0x5000 lt Vl SUCCESS err_handler rf_mux err err 16 mux VI A16 SPACE 0x28 0x26 lt Vl SUCCESS err handler rf read relay control registers and print their values err vilni6e rf mux VI A16 SPACE 0x20 amp reg 20h lt Vl SUCCESS err handler rf err vilni6e rf mux VI A16 SPACE 0x22 amp reg 22h lt Vl SUCCESS err_handler rf_mux err err vilnt6e rf mux VI A16 SPACE 0x24 amp reg 24h lt Vl SUCCESS err handler rf err vilni6e rf mux VI A16 SPACE 0x26 amp reg 26h lt Vl SUCCESS err handler rf err vilnt6e rf mux VI A16 SPACE 0x28 amp reg 28h lt Vl SUCCESS err handler rf printf n nLeft hand Assembly Register 20h 0x9e4XM reg 20h printf Left hand Assembly Register 22h 0x 4X
19. n reg 22h printf Right hand Assembly Register 24h 0x 4X n reg 24h printf Right hand Assembly Register 26h 0x 4X n reg 26h printf Register 28h for Both Assemblies 0x 4X n reg_28h wait 5 seconds before resetting module wait 5 reset the E1470A to open all closed channels writing a to the relay control registers also opens channels err viOut16 rf_mux VI_A16_SPACE 0x04 1 if err lt Vl SUCCESS err_handler rf_mux err Appendix B wait 1 second must wait at least 100 usec before writing a 0 wait 1 err viOut1 6 rf_mux VI_A16_SPACE 0x04 0 lt Vl SUCCESS err_handler rf_mux err printf n nE1470A is reset Close Session viClose rf mux viClose defaultRM void err handler Error Handling Routine ViStatus err char err_msg 1024 0 viStatusDesc rf mux err err msg if stremp VI SUCCESS No error err msg 0 printf ERROR 9esWM err msg return void wait int wait seconds Wait for specified period in seconds time_t current_time time_t entry_time fflush stdout if 1 time amp entry_time printf Call failed exiting n exit 1 do if 1 time amp current_time printf Call failed exiting n exit 1 while current_time entry_time time t wait_seconds fflush stdout Appendix B Register Based Programming 51 Notes 52 Register Based Progr
20. the product Return the product to Agilent for service and repair to ensure that safety features are maintained Agilent Technologies DECLARATION OF CONFORMITY According to ISO IEC Guide 22 and CEN CENELEC EN 45014 Manufacturer s Name Agilent Technologies Inc Manufacturer s Address Measurement Products Unit 815 141 Street S W Loveland CO 80537 USA Declares that the product Product Name Cascade RF Switch Model Number E1470A Product Options This declaration includes all options of the above product s Conforms with the following European Directives The product herewith complies with the requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC and carries the CE Marking accordingly Conforms with the following product standards EMC Standard Limit 61326 1 1997 A1 1998 61326 1 1997 A1 1998 CISPR 11 1997 1 1997 EN 55011 1991 Group 1 Class A 1 IEC 61000 4 2 1995 A1998 EN 61000 4 2 1995 4 kV CD 8 AD IEC 61000 4 3 1995 EN 61000 4 3 1995 3 V m 80 1000 MHz IEC 61000 4 4 1995 EN 61000 4 4 1995 0 5 kV signal lines 1 kV power lines IEC 61000 4 5 1995 EN 61000 4 5 1995 0 5 kV line line 1 kV line ground IEC 61000 4 6 1996 EN 61000 4 6 1996 3 V 0 15 80 MHz IEC 61000 4 11 1994 EN 61000 4 11 1994 1 cycle 10096 Canada ICES 001 1998 Australia New Zealand AS NZS 2064 1 Safety IEC 61010 1 1990 A1 1992 A2 1995 EN 61010 1 1993 A2 1995 Canada CSA
21. 0 relay numbers causes error 108 Parameter Not Allowed Opening Relays DIAG OPEN 333 Opens relay 333 connects ICOM333 to relay 334 in bank 33 DIAGnostic OPEN lt relay gt lt relay gt returns a number to indicate the open state of each relay in the list Since these are Form C relays open means that the relay is reset to its power on state Common to NC Name Type Range of Values lt relay gt numeric 001 003 011 014 021 024 031 034 041 044 051 056 101 103 111 114 121 124 131 134 201 203 211 214 221 224 231 234 241 244 251 256 301 303 311 314 321 324 331 334 Relay Open Results The output buffer contains an unquoted string containing the result for the relay s 0 Not Opened COMMON to NO and 1 Opened COMMON to NC Invalid Values Values other than those listed in the table cause error 2022 Invalid relay number Querying Relays To query single relays use DIAG OPEN abc To query multiple relays use DIAG OPEN abc def ghi etc 80 Relays Maximum The E1470A has only 80 relays Setting more than 80 relay numbers causes error 108 Parameter not allowed Querying Relays Opened RST Reset module and open all relays DIAG CLOS 003 014 ICloses relays 003 014 relay 002 to relay 013 DIAG OPEN 001 002 003 014 Returns 1 1 0 0 RF Switch Command Reference 31 DIAGnostic RELAY DIAGnostic RELAY returns the relay numbers of a
22. 1 011 n if err lt VI SUCCESS err handler rf mux err Verify path closure err viPrintf rf 01 011 n if err lt VI SUCCESS err handler rf err viScanf rf mux 9od amp ch closed if err lt VI SUCCESS err handler rf if ch closed 1 printf Signal path 01 011 is closed else printf Signal path 01 011 is NOT closed Close a second signal path 2 to channel 010 err viPrintf rf mux PATH COMM 02 01 if err lt VI SUCCESS err handler rf Verify the path closure err viPrintf rf mux PATH COMM 01 011 n if err lt VI SUCCESS err handler rf err viScanf rf mux 9od amp ch closed if err lt VI SUCCESS err handler rf if ch closed 1 printf Signal path 01 011 is closed else printf Signal path 01 011 is NOT closed 24 Programming the RF Switch Chapter 2 Example Saving and Recalling Module States Chapter 2 err viPrintf rf mux PATH COMM 02 01 n if err lt VI SUCCESS err handler rf err viScanf rf mux 96d amp ch closed if err lt SUCCESS err handler rf if ch closed 1 printf Signal path 02 010 is closed else printf Signal path 02 010 is NOT closed Close the session viClose rf mux viClose defaultRM void err handler Error h
23. 128 When using the Cascade RF Switch module with an E1406 Command Module the address must be a multiple of 8 for example 8 16 24 112 120 128 240 248 The module cannot be configured as part of a multiple module switchbox instrument If the Logical Address Switches are set for 255 the System Resource Manager automatically assigns a Logical Address to the module You can poll the Resource Manager to determine the logical address assigned to the module din Logical Address Switch Location 2 64 32 16 8 120 S st QN 1 CLOSED z E 0 M a Logical Address 120 CLOSED Switch Set 1 ON OPEN Switch Set To 0 OFF KKK X zi Figure 1 4 Setting the Logical Address Switch Chapter 1 Setting the Interru pt Interrupts are enabled at power up after SYSRESET or after resetting the Request Level module via the Control Register see Appendix B If interrupts are enabled the system generates an interrupt after writing to any relay control register The interrupt is generated approximately 13 msec after writing to the register to indicate the end of relay closure settling time As shown in Figure 1 5 the Interrupt Request Level switch selects the priority level that will be asserted The Interrupt Request Level switch is set in position 1 as shipped from the factory For most applications th
24. 3 2 1 0 Value 32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1 Write K134 K133 K132 K131 K124 123 K122 K121 Kt14 K113 K112 K111 K051 K103 K102 K101 Read K134 K133 K132 K131 K124 K123 K122 121 114 Kt13 K112 K111 51 K103 102 K101 Table B 7 Right hand Relay Assembly Registers b 24h b 24 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Value 32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1 Write K334 K333 K332 K331 K324 K323 K322 K321 K314 K313 K312 K311 K251 K203 K202 K201 Read K334 K333 K332 K331 K324 K323 K322 K321 K314 K313 K312 K311 K251 K203 202 K201 Table B 8 Right hand Relay Assembly Registers b 26h b 26 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Value 32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1 Write K234 K233 K232 K231 K224 223 K222 K221 K214 K213 K212 K211 K241 K203 K202 K201 Read K234 K233 K232 K231 K224 K223 222 K221 K214 K213 K212 K211 K241 K203 202 K201 Table B 9 Relays on BOTH Assemblies Register b 28h b 28 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Value 32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1 Write 256 K255 K254 K253 K252 K244 K243 242 k056 055 K054 K053 52 K044 043 K042 Read K256 K255 K254 K253 252 K244 243 K242 ko56 K055 054 K053 052 044 043 K042
25. 5 Write to register 20 2 134 2246 29498 13114 13114 13114 Write to register 28 x x x x 4 38 32714 To connect CH010 to COMO1 COM02 COM03 COM04 05 25 Write to register 20 0 2112 29632 13248 13248 13248 Write to register 28 4 38 32714 To connect 11 to COMO1 COM02 COM03 5 COM25 Write to register 20 16 2128 29616 13232 13232 13232 Write to register 28h x 4 38 32714 To connect 012 COMO1 COM02 COM03 COM04 05 25 Write to register 20 32 2144 29600 13216 13216 13216 Write to register 28 x x 4 38 32714 To connect 030 to COMO03 COM03 05 25 Write to register 20 0 16384 16384 16384 Write to register 28 X 4 38 32714 To connect 031 to COMO03 COMO03 05 25 Write to register 20 4096 20480 20480 20480 Write to register 28 x 4 38 32714 To connect CH032 to COMO03 COM03 05 25 Write to register 20 8192 24576 24576 24576 Write to register 28 X 4 38 32714 Appendix B Register Programming Example Appendix B This example program reads the ID and Device Type registers and then reads the Status register Next the program closes a signal path from channel CH031 to COM 05 writes the value 20480 5000 hexadecimal to register 20 and then writes the value 38 26 hexadecimal to register 28 Then the program resets the module to open all channels A typical printout for the program is
26. Agilent Technologies E1470A Cascade RF Switch Module User s Manual Agilent Technologies Manual Part Number E1470 90002 Printed in U S A E1100 Contents E1472A 73A 74A 75A RF Multiplexers User s Manual AGILENT TECHNOLOGIES WARRANTY STATEMENT 5 Satety Symbols eater tette eret tte barco eie 6 WARNINGS ect te t faltem efe ni ice pe b erae 6 Chapter 1 Configuring the RF Switch seen eene nn nnn nennt nnns 9 9 Switching Diagram e ia a o E eer ee eda 9 Creating Multiple Multiplexers 12 Gonfiguring the RE SWIECh iecit tte bere Pedes pena 13 Warnings and Cautilorns 5 5 9 1 Doo pr RR Eb de nd 13 Setting the Logical Address 40 4 400 14 Setting the Interrupt Request Level 15 Connecting User Willing tete ee Pct Pere re bete teet pera Eee eee etin pe bee uon 16 Chapter 2 Programming the RF Switch esee eene nnn nnne nnne nnne nnn 19 Using This Chaplt r tote ioter er heec HI ect ett tette eee ent ete belii 19 Installing Device DIVES ioo i ina ree SU nea cal 19 Addressing Me Switch
27. B 1 BB 1 1 O 8 1 2 Channel BB 1 0 OT BB 2 41 0 0O COM BB 1 BB O O L comes BB Bank Number Key 00 01 02 03 04 05 10 11 12 13 20 21 22 23 24 25 30 31 32 33 BB Bank Number 00 01 02 03 04 05 10 11 12 13 20 21 22 23 24 25 30 31 32 33 Channel Channel Numbers Numbers COM 06 COM 33 4 Install Field Wiring 5 Close Shell 010 002 332 011 001 331 012 COM 32 COM 31 312 311 310 COM 30 COM 25 252 251 13 250 24 COM 23 6 Replace Screws 7 Install Connectors on Module 232 231 o 230 COM 22 COM 21 Q 212 96 211 S M 210 COM 20 ey Hole Guide A Label Can Be Placed Here Figure 1 6 Installing User Wiring 16 Configuring the RF Switch Chapter 1 Cables and Connectors Chapter 1 Assembling SMB Connector Jacks The Cascade RF Switch module is shipped with a kit of 85 SMB connector jacks and 10 connector housings You must supply your own 50Q double shielded cable single shielded cable can also be used Agilent recommends RG188DS or RS316DS double shielded cables or triple shielded cable part number 8120 0552 Standard SMB connector jacks will fit into the Cascade RF Switch module connector sockets and may be used if adjacent sockets on the module are NOT used However the outside diameter of the standard SMB jacks prohibits using them on the closely spaced adjacent sockets on the module and they will not fit in the connector housing S
28. Before you remove any installed module disconnect AC power from the mainframe and from other modules that may be connected to the module CHANNEL WIRING INSULATION All channels that have a common connection must be insulated so that the user is protected from electrical shock in the event that two or more channels are connected together This means wiring for all channels must be insulated as though each channel carries the voltage of the highest voltage channel MAXIMUM POWER The maximum RF power that can be applied to the module is 10 Watts RF Do not apply line AC power to any terminal on this module STATIC ELECTRICITY Static electricity is a major cause of component failure To prevent damage to the electrical components in the module observe anti static techniques whenever removing a module from the mainframe or working on a module Configuring the RF Switch 13 Setting the Logical Address NOTE 14 Configuring the RF Switch The logical address of the Cascade RF Switch module is set with the Logical Address LADDR switch on the module The logical address is factory set to 120 Valid addresses are from 1 to 256 See Figure 1 4 for address switch settings The logical address is the sum of the values of the switches set to the CLOSED position In Figure 1 4 switches 3 through 6 are CLOSED and the associated values of these switches are 8 16 32 and 64 Thus the logical address 8 16 32 64
29. ID register OxFFFF Device Type register Ox 218 Status register OxFFBE Left hand Assembly Register 20h 0x5000 Left hand Assembly Register 22h Ox 0 Right hand Assembly Register 24h Ox 0 Right hand Assembly Register 26h Ox 0 Register 28h for Both Assemblies Ox 26 include lt visa h gt include lt stdio h gt include lt stdlib h gt include lt string h gt include lt time h gt ViSession defaultRM rf mux void err handler void wait void main void unsigned short reg 20h reg 22h Registers for Left hand assembly unsigned short reg 24h reg 26h Registers for Right hand assy unsigned short reg 28h Register for both assemblies unsigned short id reg dt reg and device type registers unsigned short stat reg status register create and open a device session ViStatus err viOpenDefaultRM amp defaultRM viOpen defaultRM GPIB VXIO 9 120 VI NULL VI NULL amp rf reset the module err viOutt16 rf mux VI A16 SPACE 0x04 1 lt Vl SUCCESS err handler rf wait 1 second must wait at least 100 usec before writing 0 wait 1 err viOutt6 rf mux Vl A16 SPACE 0x04 0 Register Based Programming 49 50 Register Based Programming lt Vl SUCCESS err handler rf mux err read the ID and Device Type registers err vilni6e rf mux VI A16 SPACE 0x00 amp id reg lt Vl SUCCESS
30. K332 K334 K333 12 1 822 34 321 0 45 S oo 320 L 2 N COM 32 K321 K322 K324 K323 9 1 320 2 5 om i i 310 A N COM 21 K311 K312 K314 K313 6 1 302 G 3 301 o o 300 L N COM 30 K301 K302 K303 8 1 12 1 Input 30 1 Input Va K255 12 1 or 30 1 d 252 No Connection 251 1841 N o COM 25 250 K256 K253 K251 K252 K254 30 1 A Input 242 8 3 4 from Channels Oxx and 1xx 241 9 9 I 9 Left Side 240 9 4 COM 24 K241 K242 K244 K243 15 1 232 0 4 231 fo A o1 230 L o N COM 23 K231 K232 K234 K233 12 1 220 221 4 220 ge N COM 22 K221 K222 K224 K223 9 1 212 9 4 211 M o1 200 f N COM 21 K211 K212 K214 K213 6 1 202 0 4 201 o 1To Fal 200 6 L N 20 K201 K202 K203 3 1 Channel Numbers are in the form bbc where Chapter 1 Figure 1 2 Cascade RF Switch Switching Diagram continued Configuring the RF Switch 11 Creating Multiple Multiplexers You can configure the Cascade RF Switch module to create multiple multiplexers of varying sizes In its power on reset state the switch is configured as 20 independent 3 to 1 multiplexers By specifying a valid path from a COM terminal to a channel i
31. N to NO Invalid Values Values other than those listed in the table cause error 2022 Invalid relay number Querying Relays To query single relays use DIAG CLOS abc To query multiple relays use DIAG CLOS abc def ghi etc 80 Relays Maximum The E1470A has only 80 relays Setting more than 80 relay numbers causes error 108 Parameter not allowed Example Querying Relay Closures RST DIAG CLOS 002 DIAG CLOS 001 002 003 Reset module and open all relays relay 002 connects 2 to relay 003 in bank 00 IReturns 0 1 0 DIAGnostic OPEN DIAGnostic OPEN lt relay gt lt relay gt opens individual relays on the E1470A Since these are Form C relays open means the relay is reset to its power on state COMMON to NC Parameters Name Type Range of Values relay numeric 001 003 011 014 021 024 031 034 041 044 051 056 101 103 111 114 121 124 131 134 201 203 211 214 221 224 231 234 241 244 251 256 301 303 311 314 321 324 331 334 30 RF Switch Command Reference Chapter 3 Comments Example DIAGnostic OPEN Chapter 3 Parameters Comments Example Invalid Values Values other than those listed in the table cause error 2022 Invalid relay number Opening Relays To open single relays use DIAG OPEN abc To open multiple relays use DIAG OPEN abc defghi etc 80 Relays Maximum The E1470A has only 80 relays Setting more than 8
32. Parameters Name Type Range of Values comm numeric 00 05 10 13 20 25 30 33 channel numeric 000 002 010 012 020 022 030 032 040 042 050 052 100 102 110 112 120 122 130 132 200 202 210 212 220 222 230 232 240 242 250 252 300 302 310 312 320 322 330 332 Comments Addressing Signal Paths A signal path connects channeb terminal to a COM terminal specified by comm PATH comm channel closes a single path For multiple paths use multiple linked commands PATH comm channel PATH lt comm gt lt channek etc Closing may Open Other Paths Closing one path may open another path if both paths use the same relays See Chapter 1 to determine if this might happen Use ROUTe PATH to determine if a path is closed Invalid Values Invalid comm and channeb values or combinations may cause one of the following errors 2001 Invalid channel number for invalid channel 2023 Invalid common bank number for invalid comm 2024 Invalid source bank number for invalid channel 2025 Invalid common source combination for invalid combination of comm and channel parameters RST Condition Channel bb0 connects to COM bb for all 3 to 1 multiplexer banks This is equivalent to PATH bb bb0 where bb is the comm number Chapter 3 RF Switch Command Reference 33 Example Closing Channel Path PATH 2 1 Connects COMMON in Bank 02 Ito channel 1 in bank 00
33. amming Appendix B Appendix C RF Switch Error Messages The following error messages are unique to the E1470A See the appropriate command module or VXI Controller module manual for a more complete list of possible error messages Error Message Generated Description Commands that Number may cause error 108 Parameter not allowed A parameter was specified that is not valid for the DIAG CLOS DIAG CLOS command More than 80 channels specified in DIAG OPEN DIAG OPEN command 222 Data out of Range Invalid numerical state parameter RCL SAV 240 Hardware Error More than 60 msec was required for the relays to OPC settle OPC WAI 2001 Invalid channel number Invalid channel number in lt source gt parameter ROUT PATH COMM ROUT PATH COMM 2022 Invalid relay number Invalid relay number in command DIAG CLOS DIAG CLOS DIAG OPEN DIAG OPEN 2023 Invalid common bank Invalid lt comm gt parameter in command ROUT PATH COMM number ROUT PATH COMM 2024 Invalid source bank Invalid source number in lt source gt parameter ROUT PATH COMM number ROUT PATH COMM 2025 Invalid Common Source Even though the lt comm gt and source ROUT PATH COMM Combination parameters are valid the combination is not valid The specified source cannot connect to the specified COM terminal ROUT PATH COMM Ap
34. andling routine ViStatus err char err_msg 1024 0 viStatusDesc rf mux err err msg printf Error s n err_msg return The SAV command saves the current state of all relays on the Cascade RF Switch module and thus all the signal path connections You can use SAV to save up to ten module states and then use the RCL command to return to a specific saved state The commands have the form SAV gt and RCL 7 where 7 has range of 0 to 9 Error 222 Data out of range results if a value other than 0 through 9 is used for lt gt This example program first creates several PATH configurations and saves that module state as state number 1 Next the program creates additional paths while the previous paths remain closed and saves that state as state 2 Then the program resets the module and recalls module state number 1 include lt visa h gt include lt stdio h gt include lt stdlib h gt void err_handler void main int ch_closed Create and open a device session E1470 is at logical address 120 ViStatus err ViSession defaultRM rf_mux viOpenDefaultRM amp defaultRM viOpen defaultRM GPIB VXIO 9 120 VI NULL VI NULL amp rf Programming the RF Switch 25 26 Programming the RF Switch Close multiple signal paths and save as state number 1 err viPrintf rf mux PATH COMM 01 011 PATH COMM 13 100 PATH COMM 31 301 n if err VI SUCCESS
35. ands VXI SEL 120 Selects logical address VXI REG WRIT 20 2245 Similarly to reset a relay to its power on reset state write a O to the respective bit Use the VXI REG READ command to read the value of a register The value returned is the decimal weighted sum of all the bits in that register that are set to 1 relays in the set state At power on reset the value returned should be 0 Use the command VXI SEL 120 Selects logical address VXI REG READ 20 Reads from register base 20 Examples Writing to Relay Control Registers The following table shows examples of the decimal values needed to write to a register s to connect signal paths Hundreds more combinations are possible These tables only show representative samples Negative values are 2s compliment Register Based Programming 47 Table B 10 Writing to Relay Control Registers 48 Register Based Programming To connect 000 to COMOO COMO1 COM02 COMO3 04 05 25 Write to register 20 0 132 2244 29500 13116 13116 13116 Write to register 28 x x X x 4 38 32714 To connect 001 to COMOO COMO1 COMO2 COMO3 COMO5 COM25 Write to register 20 1 133 2245 29499 13115 13115 13115 Write to register 28 x x x x 4 38 32714 To connect 002 to COMOO COMO1 COMO02 COMO3 COMO5 COM2
36. bination for invalid combination of comm and channel parameters RST Condition Channel bb0 connects to COM bb for all 3 to 1 multiplexer banks This is equivalent to PATH bb bb0 where bb is the comm number 34 RF Switch Command Reference Chapter 3 Example Querying Paths Opened Closed PATH 2 1 Connects COMMON in Bank 02 Ito channel 1 in bank 00 PATH 2 1 IReturns 1 PATH 0 002 IReturns 0 Chapter 3 RF Switch Command Reference 35 SYSTem Subsystem Syntax SYSTem ERRor Comments Example SYSTem VERSion Comments Example The SYSTem subsystem returns error numbers and error messages in the error queue of a module and the SCPI compliance year version SYSTem ERRor SYSTem ERRor returns the error numbers and corresponding error messages in the error queue See Appendix C for a listing of the applicable error numbers and messages Error Numbers Messages in the Error Queue Each error records an error number and corresponding error message in the error queue Each error message can be up to 255 characters long but typically is much shorter Clearing the Error Queue An error number message is removed from the queue each time the SYSTem ERRor query command is sent The errors are cleared first in first out When the queue is empty each following SYSTem ERRor query command returns 0 No error To clear all error numbers messages in the queue execute either the CLS
37. d System Typical Commands Base Address External Computer over GPIB to E1406 Command Module VXI READ logical address offset VXI WRITE ogical adaress offset data DIAG PEEK Base adar offset width DIAG POKE Base adar offset width data When using DIAG PEEK and DIAG POKE the width must be either 8 or 16 Module Logical Address setting LADDR offset register number Base_addr 1FC000 LADDR 40 or 2 080 768 LADDR 64 offset register number LADDR E1470 Logical Address 120 8 15 Reset and Registers When the E1470A undergoes power on or a RST in SCPI the bits of the registers are put into the following states Manufacturer ID Register Device Type Register and Status Control Register are unaffected and Relay Control Registers have a 0 written to each bit This forces all relays to their power on reset state To reset the module write a 1 and then a O to bit 0 of the Status Control Register Register Definitions You can program the E1470A Cascade RF Switch module using its hardware registers The procedures for reading or writing to a register depend on your operating system and programming language Whatever the access method you will need to identify each register with its address These addresses are given in Table B 2 Table B 2 Register Map Register Name Address Manufacturer ID read only register Base
38. d into the E1406 Command Module It is highly recommended the SCPI Instrument driver be installed whether the VXI instrument is programmed using its VXlplug amp play driver or using SCPI commands embedded in an I O language For the latest information on drivers see the Agilent Web Site http www agilent com find inst drivers To download the SCPI Instrument Driver into the E1406A Command Module you will need to use the VXI Installation Consultant VIC contained on the Agilent Technologies Universal Instrument Drivers CD To download the driver install the CD in your CD ROM drive and follow the installation instructions The setup program should run automatically If it does not click Start Run and type lt drive gt SETUP EXE in the command line where drive is the letter for your CD ROM drive To download a driver the ROM version number of the E1406 Command Module must be A 06 00 or above To determine the version number send the IEEE 488 2 common command IDN A typical return value follows where A 06 01 is the version number HEWLETT PACKARD E1406A 0 A 06 01 Programming the RF Switch 19 Addressing the Switch By specifying a path destination a COM number and a source a channel number a channel is connected to a COM terminal The format for addressing the switch is ROUTe PATH COMMon comm lt channeP where comm is a 2 digit number specifying the bank for the COM terminal and lt channe
39. e root command from the second level command ROUTe PATH and the second level from the third level PATH COMMon ROUTe PATH COMMon The command syntax shows most commands as a mixture of upper and lower case letters The upper case letters indicate the abbreviated spelling for the command For shorter program lines send the abbreviated form For better program readability you may send the entire command The instrument will accept either the abbreviated form or the entire command RF Switch Command Reference 27 For example if the command syntax shows MEASure then MEAS and MEASURE are both acceptable forms Other forms of MEASure such as MEASU or MEASUR will generate an error You may use upper or lower case letters Therefore MEASURE measure MeAsUFE all acceptable Implied Commands Implied commands are those which appear in square brackets in the command syntax The brackets are not part of the command and are not sent to the instrument Suppose you send a second level command but do not send the preceding implied command In this case the instrument assumes you intend to use the implied command and it responds as if you had sent it Examine the ROUTe subsystem shown below ROUTe PATH COMMon comm channel PATH COMMon comm channel The root command ROUTe is an implied command as is the command COMMon To close a signal path you can send any of the following command statements
40. el numbers COMxx One 60 1 two 30 1 up to 20 3 1 multiplexers can be configured 3dB Bandwidth 3 1 Multiplexer 30 1 Multiplexer 500 MHz 200 MHz 30 1 specifications apply for channels 000 132 to COMO5 or channels 200 332 to COM25 multiplexers 60 1 Multiplexer 100 MHz Terminated Isolation VSWR Voltage Standing Wave Ratio for a 3 1 10 MHz 80 dB 100MHz 60dB 200MHz 50dB 500 MHz 40dB VSWR Voltage Standing Wave Ratio for a 30 1 Multiplexer 200 MHz 1 5 30 1 muxs are channels 000 132 to COMO5 or channels 200 332 to COM25 multiplexers Multiplexer 100 MHz 1 4 200 MHz 1 45 500 MHz 1 7 VSWR Voltage Standing Wave Ratio for a 60 1 Multiplexer 100 MHz 1 5 Characteristic Impedance 50Q Power Consumption 5 Volt power supply 3 5A all relays closed Relay Ratings Maximum RF Power Switch Life no load 0 01A 24 Vdc 10 Watts RF 10W 5 106 closures 3x10 closures 1x10 closures A16 Register based device A16 Register based Slave only device as defined in the VMEbus standard and the VXlbus specification rev 1 4 Power on Reset State Channel xx0 connected to COMxx Channel 0 in each 3 1 is connected to its respective common Appendix A RF Switch Specifications 39 Notes 40 RF Switch Specifications Appendix A Appendix B Register Based Programming About This Appendix This appendix contains the information you
41. er rf mux err Verify the path closure err viPrintf rf mux PATH COMM 01 011 n if err lt VI SUCCESS err handler rf err viScanf rf mux 9od amp ch closed if err lt VI SUCCESS err handler rf if ch closed 1 printf Signal path is closed else printf Signal path is NOT closed Close the session viClose rf mux viClose defaultRM void err handler Error handling routine 1 ViStatus err char err msg 1024 0 viStatusDesc rf mux err err msg printf Error s n err_msg return Programming the RF Switch 23 Example Opening and Closing Signal Paths This program first closes a signal path from COM 01 to channel 011 and verifies that the path is closed Next the program closes a signal path from COM 02 to channel 010 which opens the COM 01 to channel 011 path Then the program verifies that the COM 02 to channel 010 path is closed and the COM 01 to channel 011 path is open include lt visa h gt include lt stdio h gt include lt stdlib h gt void err_handler void main int ch_closed Create and open a device session E1470 is at logical address 120 ViStatus err ViSession defaultRM rf mux viOpenDefaultRM amp defaultRM viOpen defaultRM GPIB VXIO 9 120 VI NULL VI NULL amp rf Close a path from COM 01 to channel 011 err viPrintf rf mux PATH COMM 0
42. erate the product in an explosive atmosphere or in the presence of flammable gases or fumes For continued protection against fire replace the line fuse s only with fuse s of the same voltage and current rating and type DO NOT use repaired fuses or short circuited fuse holders Keep away from live circuits Operating personnel must not remove equipment covers or shields Procedures involving the removal of covers or shields are for use by service trained personnel only Under certain conditions dangerous voltages may exist even with the equipment switched off To avoid dangerous electrical shock DO NOT perform procedures involving cover or shield removal unless you are qualified to do so DO NOT operate damaged equipment Whenever it is possible that the safety protection features built into this product have been impaired either through physical damage excessive moisture or any other reason REMOVE POWER and do not use the product until safe operation can be verified by service trained personnel If necessary return the product to Agilent for service and repair to ensure that safety features are maintained DO NOT service or adjust alone Do not attempt internal service or adjustment unless another person capable of rendering first aid and resuscitation is present DO NOT substitute parts or modify equipment Because of the danger of introducing additional hazards do not install substitute parts or perform any unauthorized modification to
43. err_no else printf nNo Self Test Errors Close a signal path from COM 02 to Channel 002 err ViPrintf rf mux PATH COMM 02 002 n if err lt VI SUCCESS err handler rf Verify the path is closed err viPrintf rf mux PATH COMM 02 0021 if err lt VI SUCCESS err handler rf viScanf rf mux 96d amp ch closed if err lt VI SUCCESS err handler rf if ch closed 1 printf Signal path is closed else printf Signal path is NOT closed Close Session viClose rf mux viClose defaultRM void err handler Error handling routine 1 ViStatus err char err msg 1024 0 viStatusDesc rf mux err err msg printf Error s n err_msg return Chapter 2 Example Closing a Chapter 2 Signal Path This program example closes a signal path from COM 01 to channel 010 and verifies that the path is closed include lt visa h gt include lt stdio h gt include lt stdlib h gt void err_handler void main int ch_closed Create and open a device session E1470 is at logical address 120 ViStatus err ViSession defaultRM rf mux ViOpenDefaultRM amp defaultRM viOpen defaultRM GPIB VXIO 9 120 VI NULL VI NULL amp rf Close a path from COM 01 to channel 010 err viPrintf rf mux PATH COMM 01 011 if err lt VI SUCCESS err handl
44. ets the E1470A reads the ID string performs a self test reads any self test error messages and closes and verifies a signal path include lt visa h gt include lt stdio h gt include lt stdlib h gt void err_handler void main char buff 256 0 int err_no ch_closed Create and Open a Device Session E1470 is at logical address 120 ViStatus err ViSession defaultRM rf mux viOpenDefaultRM amp defaultRM viOpen defaultRM GPIB VXIO 9 120 VI NULL VI NULL amp rf Chapter 2 Programming the RF Switch 21 22 Programming the RF Switch Reset the E1470A err viPrintf rf_mux RST CLS OPC n if err lt VI SUCCESS err_handler rf_mux err err viScanf rf_mux s amp buf if err VI SUCCESS err handler rf_mux err Read and display the ID String Should return HEWLETT PACKARD E1470A 0 A 01 00 err viPrintf rf mux IDN n if err lt VI SUCCESS err handler rf err viScanf rf_mux s amp buf if err VI SUCCESS err handler rf_mux err printf Module Identification String s n buf Do the Self Test printf Performing the Self Test n err viPrintf rf_mux TST n if err VI SUCCESS err handler rf_mux err err viScanf rf mux 9od amp err no while err lt VI SUCCESS err viScanf rf mux 9od amp err no if err no 0 printf nSelf Test Error d n
45. fails self test See Appendix B 8 Register 26 fails self test See Appendix B 16 Register 28 fails self test See Appendix B TST is only valid if the module was programmed using the SCPI ROUTe PATH command Register writes and the DIAG subsystem will invalidate the software state and generate a TST error Chapter 3 RF Switch Command Reference 37 Command Command Description WAI Wait to Complete For the E1470A the only pending operation is the time delay approximately 16 msec provided to allow the relays to settle If this command waits longer than about 60 msec the error 240 Hardware error is generated SCPI Commands Quick Reference Description DIAGnostic CLOSe Closes individual relays DIAGnostic CLOSe Returns a number that indicates the closed state of each relay in the list DIAGnostic OPEN Opens individual relays DIAGnostic OPEN Returns a number that indicates the open state of each relay in the list DIAGnostic RELAY Returns the relay numbers for all relays that are closed ROUTe PATH COMMon Connect a path ROUTe PATH COMMon Query if path connected SYSTem ERRor Returns error number message in the Error Queue SYSTem VERSion Returns SCPI compliance year 38 RF Switch Command Reference Chapter 3 Appendix A RF Switch Specifications Configuration 80 signal connections 60 inputs channel numbers 0 through xx2 20 commons chann
46. is a 3 digit number specifying a channel number Leading Os can be omitted See the ROUTe PATH COMMon command in Chapter for valid comm and lt numbers You can use ROUTe PATH COMMon comm channel to indicate whether a path is closed returns a 1 or is open returns a 0 You can use the PATH statement to create multiple 3 to 1 multiplexers 6 to 1 multiplexers 9 to 1 multiplexers 12 to 1 multiplexers etc Up to two 30 to 1 multiplexers or one 60 to 1 multiplexer can be configured For example the following statements each connect a COM terminal to a channel PATH COMM 00 001 Connects COM 00 to Channel 001 ICOM 00 is common to channels 000 1001 002 forming a 3 to 1 mux PATH COMM 04 020 Connects COM 04 to Channel 020 ICOM 04 is common to channels 020 Ithrough 042 forming a 9 to 1 mux PATH COMM 05 002 COM 05 to Channel 002 ICOM 05 is common to channels 000 Ithrough 052 forming an 18 to 1 Using invalid numbers for lt comm channel will generate an error When switching a signal path only the relays necessary to complete the path are switched All other relays remain in their current state This prevents unexpected switching results However when closing one signal path another signal path might open For example PATH COMM 01 010 Closes a signal path from COM 01 Channel 010 PATH COMM 01 010 Returns 1 indicating the path is Iclosed
47. is priority level should not be changed The interrupts are disabled when set to position X To change the setting set the switch to the level required NOTE J nterrupts can also be disabled using the Control Register see Appendix B Also consult your mainframe manual to make sure backplane jumpers switches are configured correctly lt Interrupt request Level Rotary Switch Location x Interrupt Request IRQ co Level 0 Interrupt Disabled A KK co S X Figure 1 5 Setting the Interrupt Request Level Switch Chapter 1 Configuring the RF Switch 15 Connecting User Wiring User wiring connections to the module are via multiple connector blocks part number 1250 2563 Figure 1 6 shows how to wire and assemble the connector housing See Cables and Connectors for guidelines to assemble SMB jacks and connectors See Table 1 2 in User Wiring Log for a log to record your wiring configuration 1 Identify Connector Pinout 2 Identify Connector Housing 3 Remove Screws Pinout Key COM BB Channel Channel COM BB 1 LO 0 Channel BB 2 O 1 BB O BB 1 1 1 2 TO Channel O BB 1 Channel B
48. ll relays that are closed Closed is the SET position COMMON to NO and is the opposite state of the power on reset relay state The command can be used to determine which relays are closed by a given PATH command Comments Output Buffer Strings The output buffer contains an unquoted comma separated string of numbers where each number is a relay number If no relay is closed the output buffer will contain the null string This is a register readback command that returns the current state of the registers controlling the relays It does not account for failed relays RST condition At power on or reset 5 DIAG REL will not return any channel numbers Example Returning Closed Relay Numbers RST IReset the module DIAG CLOS 042 043 053 054 256 Completes a path from COM25 channel 42 This is equivalent Ito PATH 25 42 DIAG REL Query the relays This program returns 042 043 053 054 256 32 RF Switch Command Reference Chapter 3 ROUTe The ROUTe subsystem automatically connects a specified channel to a specified COMMon terminal on the module Subsystem Syntax ROUTe PATH COMMon lt gt lt PATH COMMon lt gt lt ROUTe PATH COMMon ROUTe PATH COMMon lt comm gt lt channels closes the E1470A path specified by comm and channel comm is 2 digit number and channeb is a 3 digit number Leading zeros may be omitted
49. n a different bank functionally cascading contiguous 3 to 1 multiplexers other multiplexer sizes can be configured Figure 1 3 shows typical 3 to 1 6 to 1 9 to 1 and 12 to 1 multiplexers Other sizes can be configured by specifying valid ROUTe PATH statements see Chapter 2 for details See Figure 1 2 for channel and COM numbering information s 3 to 1 6 to 1 A Multiplexer Multiplexer Channel COM BB BB 0 o e BB 0 9 e EC BB of BB 1 BB 6 BB o COM BB 1 BB 1 0 G BB 1 1 o 12250 9 to 1 12 to 1 Multiplexer Multiplexer 0 66 o J 0 AND e m 1 1 2 5 gt N BB 6 L a BET 0 BB 1 0 oan 88 10 5 BB 1 1 G L5 N BB 1 1 G L5 BB 1 2 gt Lj BB 1 2 G 25 COM BB 2 i BB 2 0 gt BB 2 0 v BB 2 1 dps An 2 1 0 0 A BB 2 2 G6 3 e BB 2 2 G a COM BB 3 BB 3 0 9 BB 3 1 Glo BB 3 2 G 1_s 4 12 Configuring the RF Switch Figure 1 3 Creating Multiple Multiplexers Generally the COM terminal is on the highest numbered bank E
50. number of address bytes per VXI device For example the E1470 factory set logical address is 120 78 Therefore it will have a base address of A1 C000 T 78 405 C000 1E00 or decimal A16pase 49 152 120 64 49 152 7680 56 832 When the A16 address space is inside the E1406 Command Module the E1470 base address is computed as 1FC000 LADDR 40 or decimal 2 080 768 LADDR 64 where 1 000 2 080 768 is the starting location of the VXI A16 addresses LADDR is the module s logical address and 64 is the number of address bytes per register based device The E1470 factory set logical address is 120 If this address is not changed the module will have a base address of 1 000 78 40 1FC000 1 00 1FDEOO or decimal 2 080 768 120 64 2 080 768 7680 2 088 448 The register offset is the register s location in the block of 64 address bytes that belong to the module For example the module s Status Control Register has an offset of 044 When you write a command to this register the offset is added to the base address to form the register address DEO00 04 DE04 1FDEO0 04 1FDE04 or decimal 56 832 4 56 836 2 088 488 4 2 088 492 Table B 1 shows general programming method to access E1470 registers Register Based Programming 43 Appendix B Table B 1 General Register based Programming Metho
51. nvironmental specifications for the product or improper site preparation or maintenance 7 TO THE EXTENT ALLOWED BY LOCAL LAW THE ABOVE WARRANTIES ARE EXCLUSIVE AND NO OTHER WARRANTY OR CONDITION WHETHER WRITTEN OR ORAL IS EXPRESSED OR IMPLIED AND AGILENT SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OR CONDITIONS OF MERCHANTABILITY SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE 8 Agilent will be liable for damage to tangible property per incident up to the greater of 300 000 or the actual amount paid for the product that is the subject of the claim and for damages for bodily injury or death to the extent that all such damages are determined by a court of competent jurisdiction to have been directly caused by a defective Agilent product 9 TO THE EXTENT ALLOWED BY LOCAL LAW THE REMEDIES IN THIS WARRANTY STATEMENT ARE CUSTOMER S SOLE AND EXLUSIVE REMEDIES EXCEPT AS INDICATED ABOVE IN NO EVENT WILL AGILENT OR ITS SUPPLIERS BE LIABLE FOR LOSS OF DATA OR FOR DIRECT SPECIAL INCIDENTAL CONSEQUENTIAL INCLUDING LOST PROFIT OR DATA OR OTHER DAMAGE WHETHER BASED IN CONTRACT TORT OR OTHERWISE FOR CONSUMER TRANSACTIONS IN AUSTRALIA AND NEW ZEALAND THE WARRANTY TERMS CONTAINED IN THIS STATEMENT EXCEPT TO THE EXTENT LAWFULLY PERMITTED DO NOT EXCLUDE RESTRICT OR MODIFY AND ARE IN ADDITION TO THE MANDATORY STATUTORY RIGHTS APPLICABLE TO THE SALE OF THIS PRODUCT TO YOU U S Government Restricted Rights The Software
52. ogical Address 64 19 Register Address Base Address Register Offset Figure B 1 Register Address Locations Within VXI A16 E1406 FFFFFF 16 ADDRESS MAP Register Offset 16 3Ci6 46 20000016 e IFCOOO 16 20000016 Relay Control Register A16 2616 Relay Control Register A24 ADDRESS REGISTER 2416 Relay Control Register ADDRESS SPACE ADDRESS 2216 Relay Control Register 16 BIT WORDS SPACE SPACE Relay Control Register x IFOOOO 6 IFCOOO 46 e 2 080 768 Status Control Register 200000 16 02 16 Device Type Register R Manufacturer ID Register IF0000 46 Base Address IFC00046 Logical Address 64 16 A Register Map 2 080 768 Logical Address 64 10 000000 16 Register Address Base Address Register Offset Figure B 2 A16 Address Space in the E1406 Command Module 42 Register Based Programming Appendix B A16 Address Space Outside the Command Module A16 Address Space Inside the Command Module or Mainframe Register Offset When the E1406 Command Module is not part of your VXIbus system the E1470 base address is computed as A16pase C000 LADDR 40 or decimal A16pase 49 152 LADDR 64 where C000 49 152 is the starting location of the register addresses LADDR is the module s logical address and 64 is the
53. or RST command Maximum Error Numbers Messages in the Error Queue The queue holds a maximum of 30 error numbers messages for each module If the queue overflows the last error number message in the queue is replaced by 350 Too many errors The least recent error numbers messages remain in the queue and the most recent are discarded Reading the Error Queue SYST ERR IQuery the error queue SYStem VERSion returns SCPI compliance version of E1470A driver Return Value The return value is in the form YYYY N Returning SCPI Compliance Version SYST VERS Returns compliance version 36 RF Switch Command Reference Chapter 3 IEEE 488 2 Common Commands Quick Reference The following table lists the IEEE 488 2 Common Commands accepted by the E1470A module driver For more information on Common Commands see the the ANSI IEEE Standard 488 2 1987 Command Command Description CLS Clears all status registers and clears the error queue ESE lt register value gt Enable Standard Event ESE Enable Standard Event Query ESR Standard Event Register Query IDN Instrument ID Query returns identification string of the module HEWLETT PACKARD E1470A B 01 00 OPC Causes E1470A to set bit 0 Operation Complete Message in the Standard Event Status Register when all pending operations are complete This allows for synchronization between instrument and computer or between multi
54. pecial jacks with a smaller shoulder must be used if adjacent sockets on the module are used See Table 1 1 Table 1 1 SMB Connectors and Connector Housings Description Quantity Part Number SMB Jacks Package of 8 E1470 22101 Connector Housing Individual 1250 2563 Single SMB jacks are available from E F Johnson Co by part number 131 4304 011 020 Figure 1 7 shows how to assemble the SMB connector jacks Jacks for double shielded cable require a 0 151 hex crimp about 0 260 wide Individual jacks for single shielded RG188 and RG316 cable are available from E F Johnson Co part number 131 4303 01 1 020 and require a hex crimp size of 0 128 C Hex Setting 5 B Hex Setting 4 A Hex Setting Foil Inside If Using 8120 0552 C older Crimp With 452301 B Die 0 151 Hex Crimp 1 Don t Crimp Here J Figure 1 7 Assembling SMB Jacks and Cables Configuring the RF Switch 17 User Wiring Table Table 1 2 provides a log for you to document wiring to the Cascade RF Switch module See Figure 1 1 for terminal identification See Figure 1 6 for guidelines to connect user wiring You can copy the table as desired Table 1 2 User Connections Wiring
55. pendix C RF Switch Error Messages 53 54 RF Switch Error Messages Appendix C A addressing the RF switch 20 Agilent web site 19 B base address register 42 cables and connectors 17 cautions 13 command reference SCPI 28 common commands CLS 37 ESE 37 ESE 37 ESR 37 IDN 37 OPC 37 OPC 37 RCL 37 RST 37 SAV 37 SRE 37 SRE 37 STB 37 TST 37 WAI 38 format 27 quick reference 37 configuring the RF switch 13 connector jacks assembling 17 D declaration of conformity 7 definitions registers 44 device drivers installing 19 Device Identification register 45 DIAGnostic subsystem 29 DIAGnostic CLOSe 29 DIAGnostic CLOSe 30 DIAGnostic OPEN 30 DIAGnostic OPEN 31 DIAGnostic RELAY 32 documentation history 6 Index E1470A Cascade RF Switch User s Manual E error messages RF switch 53 examples Closing Channel Path 34 Closing Relays 29 Module Self Test 21 Opening and Closing Signal Paths 24 Opening Relays 31 Querying Paths Opened Closed 35 Querying Relay Closures 30 Querying Relays Opened 31 Reading the Error Queue 36 Register Based Programming 49 Returning Closed Relay Numbers 32 Returning SCPI Compliance Version 36 Saving and Recalling Module States 25 Writing to Relay Control Registers 47 examples programming 21 interrupt request level setting 15 L logical address setting 14 M Manufacturer ID register
56. period Agilent will at its option either repair or replace products which prove to be defective Replacement products may be either new or like new 2 Agilent warrants that Agilent software will not fail to execute its programming instructions for the period specified above due to defects in material and workmanship when properly installed and used If Agilent receives notice of such defects during the warranty period Agilent will replace software media which does not execute its programming instructions due to such defects 3 Agilent does not warrant that the operation of Agilent products will be interrupted or error free If Agilent is unable within a reasonable time to repair or replace any product to a condition as warranted customer will be entitled to a refund of the purchase price upon prompt return of the product 4 Agilent products may contain remanufactured parts equivalent to new in performance or may have been subject to incidental use 5 The warranty period begins on the date of delivery or on the date of installation if installed by Agilent If customer schedules or delays Agilent installation more than 30 days after delivery warranty begins on the 31st day from delivery 6 Warranty does not apply to defects resulting from a improper or inadequate maintenance or calibration b software interfacing parts or supplies not supplied by Agilent c unauthorized modification or misuse d operation outside of the published e
57. ple instruments For the E1470A the only pending operation is the time delay approximately 16 msec provided to allow the relays to settle If this command waits longer than about 60 msec the error 240 Hardware error is generated OPC Operation Complete Query The E1470A places a 1 in the output buffer when all pending operations are complete For the E1470A the only pending operation is the time delay 16 msec provided to allow the relays to settle If this command waits longer than about 60 msec the error 240 Hardware error is generated RCL numeric state Recalls the instrument state saved by SAV RST Resets the module to its power on state Channel 0 connects to COMmon for all banks This is equivalent to PATH x0 x00 where x is the bank number SAV numeric state Stores up to 10 module states SRE register value Service request enable enables status register bits SRE Service request enable query STB Read status byte query TST Executes an internal self test TST compares the actual relay positions by reading the hardware to the specified states by reading the software state If the self test passes a 0 is returned If a discrepancy occurs the number returned is the decimal weighted sum of the following errors 1 Register 20 fails self test See Appendix B 2 Register 22 fails self test See Appendix B 4 Register 24
58. register accessed at address 02 4 Reading this register returns the module identification of 581 245p The Card Status Control Register is a read write register accessed at address 044 You read the Status Register and write to the Control Register e B 3 Status Register Bit Patterns read Address 5 04 Address b 05 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 1 1 1 1 1 BSY IEN 1 1 1 1 1 SR SR soft Reset 0 not in reset 1 held in reset state IEN Main interrupt enable Bit is set to 0 when interrupts are enabled 1when interrupts are disabled BSY Bit is set to 0 when module is busy relays are settling Bit is set to 1 if the module is not busy CDIO and CDI1 When set to 0 indicates the relay assemblies are connected to the driver assembly CDIO is the right hand relay assembly CDI1 is the left hand assembly If either bit is set to a 1 the respective relay assembly is not installed Table B 4 Control Register Bit Pattern write Address b 04 Address b 05 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 1 1 1 1 1 1 1 1 IEN 1 1 1 1 1 SR SR soft reset Writing a 1 and then a 0 to this bit resets all relays on the module to their power on reset state IEN Main interrupt enable Writing a 1 to this bit causes an interrupt to be generated 16 msec after a value is
59. sed means the relay is set COMMON to NO Parameters Name Type Range of Values relay numeric 001 003 011 014 021 024 031 034 041 044 051 056 101 103 111 114 121 124 131 134 201 203 211 214 221 224 231 234 241 244 251 256 301 303 311 314 321 324 391 334 Comments invalid Values Values other than those listed in the table cause error 2022 Invalid relay number Closing Relays To close single relays use DIAG CLOS To close multiple relays use DIAG CLOS abc def ghi etc 80 Relays Maximum The E1470A has 80 relays Setting more than 80 relay numbers causes error 108 Parameter not allowed Example Closing Relays DIAG CLOS 001 relay 001 connects 001 to relay 002 in bank 00 Chapter 3 RF Switch Command Reference 29 DIAGnostic CLOSe DIAGnostic CLOSe lt relay gt lt relay gt returns a number to indicate the closed state of each relay in the list Since these are Form C relays closed means the relay is set COMMON to NO Parameters Name Type Range of Values relay numeric 001 003 011 014 021 024 031 034 041 044 051 056 101 103 111 114 121 124 131 134 201 203 211 214 221 224 231 234 241 244 251 256 301 303 311 314 321 324 331 334 Comments Relay Closure Results The output buffer contains an unquoted string containing the result for the relay s 0 2 Not closed COMMON to NC and 1 Closed COMMO
60. ule are to SMB connectors on the faceplate Figure 1 2 shows the switching diagram of the Cascade RF Switch module with the switches shown in the power on reset state Since the relays on the switch are Form C the relays are considered to be reset or opened when the COMMON terminal is connected to the NC terminal the power on reset state Relays are considered to be set or closed when the COMMON terminal is connected to the NO terminal S See Figure 1 1 NO NO COMMON COMMON NC NC Form C Relay Form C Relay Power On Reset Set or Closed or Open State State Figure 1 1 Form C Relays States Configuring the RF Switch 9 a Channel Cascade Relays UN Numbers 001 K002 K003 000 COM 00 Pd 3 1 001 o 002 8 K011 K012 K014 K013 010 COM 01 N ri 6 1 011 o WIES 012 G RF MULTIPLEXER K021 K022 K024 K023 com oo jM 020 COM 02 1 oF Th d 9 1 021 0 9 o 022 0 K031 K032 K034 K033 oF y P 25 03 031 G yo o 032 G K041 K042 K044 K043
61. written to any relay control register to indicate that a relay closure should be complete At power on reset this bit is set to 0 Appendix B Register Based Programming 45 Relay Control Registers These registers control the individual E1470A relays When a 1 is written to a bit the relay controlled by that bit becomes SET COMMON to NO When 0 is written to a bit the relay controlled by that bit becomes RESET common to NC the power on state All bits are O at power on and reset Reading a bit returns the state of that bit The left hand relay assembly when viewed from the front panel of the of the module has relays K000 through K133 The right hand relay assembly has relays K201 through K331 Table B 5 Left hand Relay Assembly Registers b 20h b 20 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Value 32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1 Write K034 K033 2 KO31 K024 023 K022 021 K014 K013 012 KO11 041 003 002 KOO1 Read K034 K033 K032 K031 24 K023 022 K021 014 K013 KO12 11 41 002 KOO1 Table B 6 Left hand Relay Assembly Registers b 22h b 22 15 14 13 12 11 10 9 8 7 6 5 4
62. xceptions are that channels 100 through 132 can go to COM 05 as well as to COM 13 and channels 300 through 332 can go to COM 25 as well as to COM 33 For example COM 01 can be used as the common for channels 000 002 and 010 012 creating a 6 to 1 multiplexer COM 11 can be the common for channels 100 102 and 110 112 for another 6 to 1 multiplexer COM 02 can be common for channels 000 002 010 012 and 020 022 for a 9 to 1 multiplexer COM 03 can be the common for channels 000 002 010 012 020 022 and 030 032 for a 12 to 1 multiplexer Chapter 1 COM 04 can be used for a 15 to 1 multiplexer for all channels between 000 and 042 COM 05 can be the common for all channels from 000 through 052 creating an 18 to 1 multiplexer Multiplexers of 21 to 1 24 to 1 and 27 to 1 can also be configured Two 30 to 1 multiplexers can be created using channels 00 through 132 to COM 05 and channels 200 through 332 to COM 25 One 60 to 1 multiplexer can be created using all the channels to COM 25 RF Switch Configuration Chapter 1 Warnings and Cautions WARNING WARNING CAUTION CAUTION This section gives guidelines to configure the RF Switch module including Warnings and Cautions Selecting the Logical Address Setting the Interrupt Request Level Connecting User Wiring SHOCK HAZARD Only service trained personnel who are aware of the hazards involved should install remove or configure the module
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