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Quonset Microwave QM1004-8-12-100 User Manual Download Page 13

QM1004-8-12-100 Combined RF Upconverter/Downconverter

User Manual

1
Overview

In This Chapter

1.

Input/Output Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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2.

General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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3.

System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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Quonset Microwave

Revision 2.0.0

2

Summary of Contents for QM1004-8-12-100

Page 1: ...Quonset Microwave www quonsetmicrowave com QM1004 8 12 100 Combined RF Upconverter Downconverter Option 100 Internal Common LOs User Manual Revision 2 0 0 June 2021...

Page 2: ...n this document that conflict with these terms the warranty terms in the sep arate agreement shall control Technology Licenses The hardware and or software de scribed in this document are fur nished u...

Page 3: ...separate written agreement with warranty terms covering the material in this document that conflict with these terms the warranty terms in the separate agreement shall control Duration and conditions...

Page 4: ...al blow time delay etc The use of other fuses or material is prohibited General Safety Information The following general safety precautions must be observed during all phases of operation of this prod...

Page 5: ...with applicable sections of part 15 of the FCC rules This marking indicates that the device conforms with applicable EC directives This marking indicates that the device complies with the Virtual Ins...

Page 6: ...QM1004 8 12 100 Combined RF Upconverter Downconverter User Manual Revision Control Revision Description of Changes Date 2 0 0 Initial Release 06 03 2021 Quonset Microwave Revision 2 0 0 v...

Page 7: ...QM1004 8 12 100 Combined RF Upconverter Downconverter User Manual Quonset Microwave Revision 2 0 0 vi...

Page 8: ...arkings iv Revision Control v 1 Overview 2 1 Input Output Specifications 3 2 General Description 5 3 System Block Diagram 6 2 Firmware Updates 8 1 Introduction 9 2 Firmware Update Files 9 3 PIC Firmwa...

Page 9: ...Code Example 19 4 Control Commands 20 1 Command Quick Reference Guide 22 1 1 Common Commands 22 1 2 FREQuency Subsystem 23 1 3 POWEr Subsystem 23 1 4 STATus Subsystem 24 1 5 SYSTem Subsystem 24 2 FREQ...

Page 10: ...OOTstate 49 5 2 SYSTem CURRent 50 5 3 SYSTem ERRor 51 5 4 SYSTem FIRMware 55 5 5 SYSTem LOADstate 56 5 6 SYSTem READstate 57 5 7 SYSTem SAVEstate 58 5 8 SYSTem SERialNUMber 59 5 9 SYSTem USBPID 60 5 1...

Page 11: ...FREQuency Subsystem Commands Summary 23 4 3 POWEr Subsystem Commands Summary 23 4 4 STATus Subsystem Commands Summary 24 4 5 SYSTem Subsystem Commands Summary 24 4 6 Comparison between Integer and Fra...

Page 12: ...of Figures 1 1 QM1004 8 12 100 Combined RF Upconverter Downconverter system 5 1 2 QM1004 8 12 110 Upconverter Block Diagram 6 1 3 QM1004 8 12 110 Downconverter Block Diagram 6 2 1 CCSLOAD PIC Program...

Page 13: ...04 8 12 100 Combined RF Upconverter Downconverter User Manual 1 Overview In This Chapter 1 Input Output Specifications 3 2 General Description 5 3 System Block Diagram 6 Quonset Microwave Revision 2 0...

Page 14: ...t Frequency 10 250 MHz Power Level 3 3 Vp p External LO1 Input Frequency 12 9 16 4 GHz Power Level 1 20 dBm External LO2 Input Frequency 5 65 GHz Power Level 5 20 dBm Upconverter IF Input Frequency 75...

Page 15: ...ference Output Frequency 100 MHz Power Level 550 500 mVp p Type Sine Wave 10 MHz Reference Output Frequency 10 MHz Power Level 800 550 mVp p Type Square Wave Upconverter RF Output 0 dB attenuation Fre...

Page 16: ...1 1 Figure 1 1 QM1004 8 12 100 Combined RF Upconverter Downconverter system The QM1004 8 12 100 Combined RF Upconverter Downconverter has been equipped with Option 110 which adds two independent Local...

Page 17: ...rence selector switch The 12 9 16 4 GHz LO1 and 5 65 GHz LO2 outputs are provided for external phase locking multi channel or MIMO applications and diagnostic purposes Figure 1 2 QM1004 8 12 110 Upcon...

Page 18: ...ng the LO2 power consult factory for details or by adjusting the RF tunable filter in the RF Up Stage consult factory The second source of spurs in the upconversion is the direct LO1 leakage in the RF...

Page 19: ...1004 8 12 100 Combined RF Upconverter Downconverter User Manual 2 Firmware Updates In This Chapter 1 Introduction 9 2 Firmware Update Files 9 3 PIC Firmware Updates 10 Quonset Microwave Revision 2 0 0...

Page 20: ...ble 2 1 PIC Firmware Revision History PIC Firmware Version Reason To Update v1 0 0 N A Initial Release 2 Firmware Update Files The required files to perform firmware updates are uploaded onto the Quon...

Page 21: ...SP with an RJ 12 connection that supports the Microchip PIC18F67J50 device The ICD U64 from CCS includes the CC SLOAD free programmer control software which is used to load the update Figure 2 1 CCSLO...

Page 22: ...ions 13 1 4 Default Units 14 1 5 Status Reporting 14 1 6 SCPI Data Types 14 1 6 1 boolean Definition 14 1 6 2 character_data Definition 15 1 6 3 NAN Definition 15 1 6 4 non decimal numeric Definition...

Page 23: ...18 2 VISA Descriptors and Configuration 19 2 1 USBTMC 19 2 1 1 VISA Descriptors 19 2 1 2 USBTMC VISA Code Example 19 The following markings apply to the QM1004 8 12 100 Combined RF Upconverter Downco...

Page 24: ...Semicolon Use a semicolon to separate two commands within the same command string 1 2 3 Using Whitespace You must use whitespace characters tab or space to separate a parameter from a keyword 1 2 4 U...

Page 25: ...tus Register Questionable Status Register Device Status Register Status and Standard Event registers are read using the IEEE 488 2 common commands Operation and Questionable Status registers are read...

Page 26: ...numeric Definition Throughout this document non decimal numeric is used to represent numeric information in bases other than 10 that is hexadecimal octal and binary Examples of non decimal numeric in...

Page 27: ...ned as Digit Digit E Digit The following shows the examples of NR3 1 23E 4 12 3E 45 1 6 9 numeric_value Definition Throughout this document the decimal numeric element is abbreviated to numeric_value...

Page 28: ...ow you to specify a message terminator character or EOI state to be automatically sent with each bus transaction Message termination always sets the current path back to the root level 1 8 Compliance...

Page 29: ...Downconverter complies with the rules and regula tions of the of the VISA Virtual Instrument Systems Architecture standard Communication with the QM1004 8 12 100 is accomplished through VISA librarie...

Page 30: ...wing USB VISA descriptor format USB board number manufacturer ID model code serial number INSTR Descriptor Example USB0 0x2012 0x001F 0001 INSTR 2 1 2 USBTMC VISA Code Example ViSession rscmng ViSessi...

Page 31: ...cy LO1 EXTernal 26 2 3 FREQuency LO1 LOCK 27 2 4 FREQuency LO1 PLLMode 28 2 5 FREQuency LO2 EXTernal 30 2 6 FREQuency LO2 LOCK 31 2 7 FREQuency LOCK 32 2 8 FREQuency REFerence EXTernal 33 2 9 FREQuenc...

Page 32: ...5 1 SYSTem BOOTstate 49 5 2 SYSTem CURRent 50 5 3 SYSTem ERRor 51 5 4 SYSTem FIRMware 55 5 5 SYSTem LOADstate 56 5 6 SYSTem READstate 57 5 7 SYSTem SAVEstate 58 5 8 SYSTem SERialNUMber 59 5 9 SYSTem U...

Page 33: ...pending operations have completed RCL NRf 68 Recalls the settings of the Combined RF Upconvert er Downconverter from the specified register memory location RST 69 Returns the Combined RF Upconverter...

Page 34: ...EQuency LOCK 32 Returns the lock status of the internal LOs for both channels FREQuency REFerence EXTernal 33 Sets or Returns whether the internal or external sup plied reference oscillator is used FR...

Page 35: ...t mask for the questionable register 1 5 SYSTem Subsystem Table 4 5 SYSTem Subsystem Commands Summary Command Page Description SYSTem BOOTstate 49 Sets or Returns the device boot state to load at star...

Page 36: ...the reference divider value It is recommended to use a divider of 1 when operating in fractional mode Note Phase noise will increase as the reference divider value increases Syntax FREQ LO1 DIV Space...

Page 37: ...ter Syntax 1 FREQ LO1 EXT Space 0 Example FREQ LO1 EXT 0 This command selects the internal LO1 oscillators Default Condition On power up or when a RST command is issued the QM1004 8 12 100 returns to...

Page 38: ...ck the lock status of the internal LOs to the reference signal for both channels Syntax FREQ LO1 LOCK Query FREQ LO1 LOCK This query returns the lock status of the internal LOs A lock status of 0 indi...

Page 39: ...eference divider as the corresponding LO frequency 15 GHz is not divisible by 400 MHz The user can manipulate the frequency step size in integer mode by changing the reference divider By increasing th...

Page 40: ...Condition On power up or when a RST command is issued the QM1004 8 12 100 PLL mode setting returns to the boot state s setting The Combined RF Upconverter Downconverter default setting is 1 Query FREQ...

Page 41: ...tax 1 FREQ LO2 EXT Space 0 Example FREQ LO2 EXT 0 This command selects the internal LO2 oscillator Default Condition On power up or when a RST command is issued the QM1004 8 12 100 returns to the boot...

Page 42: ...tatus of the internal LO2 to the reference signal for the Combined RF Upconverter Downconverter Syntax FREQ LO2 LOCK Query FREQ LO2 LOCK This query returns the lock status of the internal LO2 A lock s...

Page 43: ...status of the internal LOs to the reference signal for the Combined RF Upconverter Downconverter Syntax FREQ LOCK Query FREQ LOCK This query returns the lock status of the internal LOs A lock status o...

Page 44: ...REF EXT Space 0 Example FREQ REF EXT 0 This command selects the internal reference oscillator Default Condition On power up or when a RST command is issued the QM1004 8 12 100 returns to the boot sta...

Page 45: ...nal reference frequency of the QM1004 8 12 100 to 150 MHz Default Condition On power up or when a RST command is issued the QM1004 8 12 100 reference frequency returns to the boot state s setting The...

Page 46: ...ser to check the lock status of the external reference signal Syntax FREQ REF LOCK Query FREQ REF LOCK This query returns the lock status of the external reference A lock status of 0 indicates that th...

Page 47: ...Value Example FREQ TUNE 33 This command sets the center frequency of the QM1004 8 12 100 to 10 GHz Default Condition On power up or when a RST command is issued the QM1004 8 12 100 returns to the boo...

Page 48: ...100 in GHz for both channels When in integer mode this command will return the actual resulting tune frequency as opposed to querying FREQ TUNE which will return the last tune frequency that was requ...

Page 49: ...POWE CH1 ATTEN 31 5 This command sets the upconverter attenuation to 31 5 dB Default Condition On power up or when a RST command is issued the QM1004 8 12 100 upconverter attenuation level returns to...

Page 50: ...This command sets the downconverter attenuation to 31 5 dB Default Condition On power up or when a RST command is issued the QM1004 8 12 100 downconverter attenuation level returns to the boot state...

Page 51: ...le POWE LNA 0 This command turns off the LNA Default Condition On power up or when a RST command is issued the QM1004 8 12 100 returns to the boot state s setting The Combined RF Upconverter Downconve...

Page 52: ...This command turns off the RF power Default Condition On power up or when a RST command is issued the QM1004 8 12 100 returns to the boot state s setting The Combined RF Upconverter Downconverter def...

Page 53: ...the status event register Reading from this event register clears it The use of the EVENt token is optional Syntax STAT OPER EVEN Allowed Values The NRf parameter can be any integer in the range of 0...

Page 54: ...uery returns the contents of the condition register Syntax STAT OPER COND Allowed Values The NRf parameter can be any integer in the range of 0 to 32767 Query STAT OPER COND The condition register is...

Page 55: ...t bit transitions to true Syntax STAT OPER ENAB Space NRf Allowed Values The NRf parameter can be any integer in the range of 0 to 32767 Query STAT OPER ENAB The event register enable bit mask is quer...

Page 56: ...mand presets the STATus QUEStionable ENABle register to 0 No other registers are affected CLS SRE 0 ESE 0 is the recommended command sequence to reset all other status event registers Syntax STAT PRES...

Page 57: ...1 in the bit indicates the accuracy of the signal is of questionable quality The use of the EVENt token is optional Syntax STAT QUES EVEN Allowed Values The NRf parameter can be any integer in the ra...

Page 58: ...ontents of the questionable condition register Syntax STAT QUES COND Allowed Values The NRf parameter can be any integer in the range of 0 to 32767 Query STAT QUES COND The questionable condition regi...

Page 59: ...the event bit transitions to true Syntax STAT QUES ENAB Space NRf Allowed Values The NRf parameter can be any integer in the range of 0 to 32767 Query STAT QUES ENAB The questionable register enable b...

Page 60: ...detailed description of the parameters saved see the relevent command descriptions in this manual When this command is issued the selected state will be loaded on the next power cycle or by issuing th...

Page 61: ...Manual 5 2 SYSTem CURRent This command returns the current reading from the Combined RF Upconverter Downconverter in Amps Syntax SYST CURR Query Example SYST CURR This query returns the QM1004 8 12 10...

Page 62: ...e The error queue has a maximum capacity of 10 errors The use of the NEXT token is optional Syntax SYST ERR NEXT Query Example SYST ERR Queries the system error Error queue messages have the following...

Page 63: ...data not allowed A numeric value was received within a command which does not accept a nu meric value 131 Invalid suffix A unit was incorrectly specified for a numeric parameter 134 Suffix too long A...

Page 64: ...ted and either a reset has been received of the state of the Combined RF Upconverter Downconverter has changed such that the measurement is no longer valid 241 Hardware missing The Combined RF Upconve...

Page 65: ...ffer is also full Command execution continues but data is lost 440 Query UNTERMINATED after indefinite response The IDN command must be the last query command within a command string 0 No error No err...

Page 66: ...FIRMware This query returns the current PIC firmware version of the Combined RF Upconverter Downconverter Syntax SYST FIRM Query Example SYST FIRM This query returns the current firmware version of th...

Page 67: ...erride Upconverter RF Attenuation Downconverter RF Attenuation For a detailed de scription of the parameters saved see the relevent command descriptions in this manual When the SYSTem LOADstate comman...

Page 68: ...ery SYST READ 0 This query requests the parameter values of state 0 Response 0 0 100 0 0 10 0000 0 0 1 1 0 0 0 0 0 0 0 POWEr RF is set to 0 or OFF page 41 0 POWEr LNA is set to 0 or OFF page 40 100 FR...

Page 69: ...le External LO2 Switch Override Upconverter RF Attenua tion Downconverter RF Attenuation For a detailed description of the parameters saved see the relevent command descriptions in this manual NOTE Th...

Page 70: ...ter Downconverter User Manual 5 8 SYSTem SERialNUMber This query returns the serial number of the device Syntax SYST SERNUM Query Example SYST SERNUM This query returns the serial number of the device...

Page 71: ...his query returns the USB Product ID of the Combined RF Upconverter Downconverter The response is 0x0022 for the QM1004 8 12 100 Syntax SYST USBPID Query Example SYST USBPID This query returns the USB...

Page 72: ...n of SCPI used in the Combined RF Upconverter Downconverter The re sponse is in the format XXXX Y where XXXX is the year and Y is the version number Syntax SYST VERS Query Example SYST VERS This query...

Page 73: ...n Command descriptions are listed below Table 4 8 IEEE 488 2 Common commands CLS Clear Status Page 63 ESE and ESE Event Status Enable Page 64 ESR Event Status Register Page 65 IDN Identify Page 66 OPC...

Page 74: ...ed RF Upconverter Downconverter IEEE 488 2 Command Reference 6 2 CLS The CLS CLear Status command clears the data structures The SCPI registers are all cleared Syntax CLS Quonset Microwave Revision 2...

Page 75: ...d Event Status Enable Register Table 4 9 shows the contents of this register Table 4 9 ESE bit mapping Bit Base 2 Meaning 0 1 Operation Complete 1 2 Request Control not used 2 4 Query Error 3 8 Device...

Page 76: ...then clears it The returned value is in the range of 0 to 255 Table 4 10 shows the contents of this register Table 4 10 ESR mapping Bit Base 2 Meaning 0 1 Operation Complete 1 2 Not Used 2 4 Query Er...

Page 77: ...cted device to identify itself The string returned is Quonset Microwave Product Number Serial Number Firmware where Product Number identifies the product number of the host Serial Number uniquely iden...

Page 78: ...ndard Event Status Register when all pending device operations have been completed Table 4 11 OPC mapping Bit Base 2 Meaning 0 1 Operation Complete 1 2 Not Used 2 4 Query Error 3 8 Device Dependent Er...

Page 79: ...1 Enable External LO1 Switch Override LO1 PLL Mode LO1 Reference Divider External LO2 En able External LO2 Switch Override Upconverter RF Attenuation Downconverter RF Attenuation For a detailed descri...

Page 80: ...ter Downconverter IEEE 488 2 Command Reference 6 8 RST The RST ReSeT command returns the QM1004 8 12 100 Combined RF Upconverter Downconverter to its initial power up state Syntax RST Quonset Microwav...

Page 81: ...witch Override LO1 PLL Mode LO1 Reference Divider External LO2 Enable External LO2 Switch Override Upconverter RF Attenuation Downconverter RF Attenuation For a detailed description of the parameters...

Page 82: ...e LO1 Reference Divider External LO2 Enable External LO2 Switch Override Upconverter RF Attenuation Downconverter RF Attenuation For a detailed description of the parameters saved see the relevent com...

Page 83: ...ways 0 Table 4 12 shows the contents of this register Table 4 12 SRE bit mapping Bit Base 2 Meaning 0 1 Not used 1 2 Not Used not used 2 4 Device Dependent 3 8 Questionable Status Summary 4 16 Message...

Page 84: ...nt 0 No device status condition has occurred 1 A device status condition has occurred 2 4 Error Event Queue 0 Queue empty 1 Queue not empty 3 8 Questionable Status Summary 0 No QUEStionable status con...

Page 85: ...eference 6 13 TST The TST query causes the QM1004 8 12 100 Combined RF Upconverter Downconverter to perform a self test The result of the self test is placed in the output queue 0 is returned if the t...

Page 86: ...AIt command causes the QM1004 8 12 100 Combined RF Upconverter Downconverter to wait until either All pending operations are complete The Device Clear command is received Power is cycled before execut...

Page 87: ...Combined RF Upconverter Downconverter IEEE 488 2 Command Reference 5 Windows Control GUI In This Chapter 1 Overview 77 Quonset Microwave Revision 2 0 0 76...

Page 88: ...8 12 100 is shown above in Figure 5 1 This GUI provides the current status and provides all of the essential functionality for the Combined RF Upcon verter Downconverter system The GUI allows the use...

Page 89: ...STem FIRMware 55 SYSTem LOADstate 56 SYSTem READstate 57 SYSTem SAVE 58 SYSTem SERialNUMber 59 SYSTem USBPID 60 SYSTem VERSion 61 Default Units 14 Firmware Updates 8 FTP Location 9 Introduction 9 PIC...

Page 90: ...ion 19 USB 19 STATus Subsystem Command Reference STATus OPERation 42 STATus OPERation CONDition 43 STATus OPERation ENABle 44 STATus OPERation QUEStionable 47 STATus PRESet 45 STATus QUEStionable 46 S...

Page 91: ...Quonset Microwave www quonsetmicrowave com 1004 009 21 1004 009 21 Revision 2 0 0 June 2021...

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