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Quonset Microwave QM1004-0.5-18 User Manual

Combined rf upconverter/downconverter
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QM1004-0.5-18
Combined RF Upconverter/Downconverter
Option 100: Internal Common LOs
Option 205: 2-3 GHz IF BW
User Manual
Revision 1.2.1, November 2022

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Summary of Contents for Quonset Microwave QM1004-0.5-18

  • Page 1 Quonset Microwave www.quonsetmicrowave.com QM1004-0.5-18 Combined RF Upconverter/Downconverter Option 100: Internal Common LOs Option 205: 2-3 GHz IF BW User Manual Revision 1.2.1, November 2022...

  • Page 2: Notices

    States and international copyright implied warranties of merchantability laws. and fitness for a particular purpose. Safety Notices Quonset Microwave shall not be li- able for errors or incidental or conse- CAUTION Manual Part Number quential damages in connection with 1004-011-21...

  • Page 3: General Warranty

    (becomes part of) other Quonset Microwave products. During the warranty period, Quonset Microwave will, at its option, either repair or replace products which prove to be defective. The warranty period begins on the date of delivery or on the date of installation if installed by Quonset Microwave.

  • Page 4: Personal Safety Considerations

    Failure to comply with these precautions or with specific warnings elsewhere in this manual or any manual associated with this product violates safety standards of design, manufacture, and intended use of the product. Quonset Microwave assumes no liability for the customer’s failure to comply with these requirements.

  • Page 5: Markings

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Markings The following markings may appear on the equipment or in any related documentation. This marking indicates that a device, or part of a device, may be susceptible to electrostatic discharges (ESD) which can result in damage to the product.

  • Page 6: Revision Control

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Revision Control Revision Description of Changes Date 1.0.0 Initial Release 07/06/2022 1.0.1 Added FREQ:CH1:ASR command info 07/19/2022 Cleaned up typos in command input ranges 1.1.0 Added v1.1.0 Firmware Update info 10/21/2022 1.2.0 Updated Windows GUI chapter...
  • Page 7 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Quonset Microwave Revision 1.2.1...

  • Page 8: Table Of Contents

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Contents Notices ..........
  • Page 9 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual SCPI Data Types ........21 1.6.1...
  • Page 10 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual POWEr:CH1:AT2 ........50 POWEr:CH1:LNA .
  • Page 11 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual List of Tables 1.1 Input/Output Specifications ........
  • Page 12 List of Figures 1.1 QM1004-0.5-18 Combined RF Upconverter/Downconverter system ... . . 1.2 QM1004–0.5–18 Upconverter Block Diagram ......

  • Page 13: Overview

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Overview In This Chapter Input/Output Specifications ........

  • Page 14: Input/Output Specifications

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 1. Input/Output Specifications Table 1.1: Input/Output Specifications Parameter Unit External 10 MHz Reference Input Frequency Power Level External LO1 Input Frequency 21.5 Power Level External LO2 Input Frequency 23.5 Power Level Upconverter IF Input...
  • Page 15 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Quonset Microwave Revision 1.2.1...

  • Page 16: General Description

    RF or IF signals for proper operation. Option -205 shifts the IF frequency range from 750-1250MHz to 2-3GHz. The Local Oscillators (LOs) in the QM1004-0.5-18 are locked to a common internal reference. The user has the option of supplying their own 10 MHz reference through the BNC connector located on the back panel of the QM1004-0.5-18.

  • Page 17: System Block Diagram

    User Manual 3. System Block Diagram System block diagrams for the QM1004-0.5-18 Combined RF Upconverter/Downconverter are shown in Figures 1.2 and 1.3. Internal attenuators in the upconverter and downconverter blocks are controlled digitally via a microcontroller, which interfaces to a PC through USB or TCP/IP. The microcontroller out- puts basic status messages on a 32-character Liquid Crystal Display (LCD) mounted on the faceplate of the unit.

  • Page 18: Firmware Updates

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Firmware Updates In This Chapter Introduction ..........

  • Page 19: Introduction

    N/A (Initial Release) 2. Firmware Update Files The required files to perform firmware updates are uploaded onto the Quonset Microwave FTP server and need to be downloaded and extracted to a location on the computer performing the update prior to continuing.

  • Page 20: Fpga Firmware Updates

    User Manual 3. FPGA Firmware Updates The QM1004-0.5-18 Control Board uses a Micron™ serial flash and a Xilinx® FPGA. Micron™ serial flash are not currently fully supported by the Xilinx® iMPACT programming tool, nor is the Digilent programmer internally used. The following sections demonstrate the steps required to successfully configure the iMPACT software and load a Micron™...
  • Page 21 USB Cable Connection A standard USB 2.0 A-Male to B-Male Cable can be used to connect the computer to the QM1004-0.5-18. The A-Male end of the cable connects to the computer and the B-Male end of the cable connects to the QM1004-0.5-18 in the port on the back panel labeled FPGA PROG.
  • Page 22 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Programming with iMPACT Figure 2.1: iMPACT: Automatically create project When iMPACT is started, it will first ask if you want it to create and save a project file for you. Choose ’No’, as reusing projects sometimes results in outdated files being programmed, which were saved in previous sessions.
  • Page 23 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Figure 2.3: iMPACT: Boundary Scan Double-click ’Boundary Scan’ in the upper-left of the program. This will open a Boundary Scan window, which is where we interact with the device. Figure 2.4: iMPACT: Assign Configuration Files Right-click in the Boundary Scan window and select ’Initialize Chain’, which will search for the target...
  • Page 24 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Figure 2.5: iMPACT: Attach PROM Select the QM1004-0.5-18_v1.0.0.bit file provided and the text under the device will change from ’Bypass’ to qm1004-0.5-18_v1.0.0.bit and it will ask if you want to attach a PROM. Choose ’Yes’.

  • Page 25: Impact: Fpga Programming Properties

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Figure 2.7: iMPACT: FPGA Programming Properties On the first Device Programming Properties screen, leave the box to verify the FPGA write unchecked and click ’OK’. Figure 2.8: iMPACT: FPGA Programming Properties Click the FLASH device to select the PROM as the device to be programmed.
  • Page 26 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Figure 2.9: iMPACT: FLASH Programming Properties Right-click the FLASH device and click Program, which will open the Device Programming Properties for the PROM. Leave Verify and Erase Before Programming both checked, and leave the After Programming selection set to automatically load FPGA when finished (all defaults) and click ’OK’.
  • Page 27 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Figure 2.11: iMPACT: Program Succeeded The status will go up to 4% before completing and displaying ’Program Succeeded’. This PROM write took 102 seconds, which is typical for a PROM write to this device. The Combined RF Upconverter/- Downconverter should then be power-cycled, as the image is loaded to the FPGA on power-up by the PIC.

  • Page 28: Pic Firmware Updates

    User Manual 4. PIC Firmware Updates The QM1004-0.5-18 uses a Microchip Tehcnology, Inc. PIC32MZ2048EFH144 processor. The PIC Firmware update process is performed using a Custom Computer Services, Inc. (CCS) ICD-U64 De- bugger/Programmer, but can be done using any In-Circuit Serial Programmer (ICSP) with an RJ-12 con- nection that supports the Microchip PIC32MZ2048EFH144 device.

  • Page 29: Remote Operation

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Remote Operation In This Chapter Introduction ..........20 USB Configuration .
  • Page 30 USBTMC VISA Code Example ....... . The following markings apply to the QM1004-0.5-18 Combined RF Upconverter/Down- converter family of products.

  • Page 31: Introduction

    USBTMC or TCPIP device. No additional drivers are required. The QM1004-0.5-18 has been designed to be VISA and SCPI compliant and as such, all you need in order to communicate with the Combined RF Upconverter/Downconverter is a VISA library installed on your machine.

  • Page 32: Default Units

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Arrows and curved intersections indicate command path direction. All diagrams flow from left to right. A path may not travel to the left except in a bypass loop. 1.4 Default Units Unless otherwise specified, the following units are assumed: Table 3.2: Default Units...

  • Page 33: Character_Data

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 1.6.2 character_data Definition Throughout this document, character_data is used to represent character data, that is, A-Z, a-z, 0- 9 and _ (underscore). STOP and A4_U2 are examples of character data. The first character must be alphanumeric, followed by either alphanumeric or underscore characters up to a maximum of 12 characters.

  • Page 34: Nr3 Definition

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 12.7 +127 -1.2345 -0.123 1.6.8 Definition Throughout this document, numeric response data is defined as: Digit Digit 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 35: Input Message Terminators

    IEEE-488.2 standard which are applicable to USB controlled devices. 1.8.2 USBTMC Compliance The QM1004-0.5-18 Combined RF Upconverter/Downconverter complies with the rules and regulations of the of the USBTMC (USB Test and Measurement Class). When connected to a USB bus, the QM1004- 0.5-18 will configure as a USB Test and Measurement device.

  • Page 36: Visa Compliance

    User Manual 1.8.3 VISA Compliance The QM1004-0.5-18 Combined RF Upconverter/Downconverter complies with the rules and regulations of the of the VISA (Virtual Instrument Systems Architecture) standard. Communication with the QM1004- 0.5-18 is accomplished through VISA libraries, providing portability between different operating systems.

  • Page 37: Visa Descriptors And Configuration

    User Manual 2. VISA Descriptors and Configuration 2.1 USBTMC 2.1.1 VISA Descriptors To communicate with the Quonset Microwave QM1004-0.5-18 Combined RF Upconverter/Downconverter as a USBTMC device, use the following USB VISA descriptor format: USB[board number]::manufacturer ID::model code::serial number::INSTR Descriptor Example USB0::0x2012::0x002A::0001::INSTR 2.1.2 USBTMC VISA Code Example...

  • Page 38: Control Commands

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual Control Commands In This Chapter Command Quick Reference Guide ....... . . 30 Common (*) Commands .
  • Page 39 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual POWEr:CH2:AT1 ..........
  • Page 40 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 6.14 *WAI ...........

  • Page 41: Command Quick Reference Guide

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 1. Command Quick Reference Guide 1.1 Common (*) Commands Table 4.1: Common (*) Commands Summary Command Page Description *CLS Clears the data structures. The SCPI registers are cleared. *ESE Sets the Standard Event Status Enable Register.

  • Page 42: Frequency Subsystem

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 1.2 FREQuency Subsystem Table 4.2: FREQuency Subsystem Commands Summary Command Page Description FREQuency:BYPASS Bypasses the converter, passing the inputs to the ouputs for both channels. FREQuency:CH1:ASR Turns on or off the upconverter’s Active Spur Reduc- tion.

  • Page 43: Power Subsystem

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 1.3 POWEr Subsystem Table 4.3: POWEr Subsystem Commands Summary Command Page Description POWEr:LNA Sets or Returns the on/off status of both channels’ LNAs. POWEr:RF Turns on or off the RF output of the device.

  • Page 44: System Subsystem

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 1.5 SYSTem Subsystem Table 4.5: SYSTem Subsystem Commands Summary Command Page Description SYSTem:BOOTstate Specifies a state to boot to at device startup. SYSTem:CURRent Returns the current draw of the device. SYSTem:ERRor Returns error numbers and messages from the error queue.

  • Page 45: Frequency Subsystem Command Reference

    Example :FREQ:BYPASS 1 This command bypasses the frequency converter. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :FREQ:BYPASS? This query returns the state of the frequency converter bypass setting.

  • Page 46: Frequency:ch1:Asr

    Example :FREQ:CH1:ASR 1 This command turns the upconverter’s ASR on. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :FREQ:CH1:ASR? This query returns the state of the frequency upconverter ASR setting.

  • Page 47: Frequency:ch1:Bypass

    Example :FREQ:CH1:BYPASS 1 This command bypasses the frequency upconverter. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :FREQ:CH1:BYPASS? This query returns the state of the frequency upconverter bypass setting.

  • Page 48: Frequency:ch2:Bypass

    Example :FREQ:CH2:BYPASS 1 This command bypasses the frequency downconverter. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :FREQ:CH2:BYPASS? This query returns the state of the frequency downconverter bypass setting.

  • Page 49: Frequency:lock

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 2.5 FREQuency:LOCK This query allows the user to check the lock status of the internal LOs to the reference signal. Syntax FREQ LOCK Query :FREQ:LOCK? This query returns the lock status of the internal LOs. A lock status of 0 indicates that the LOs are unlocked, while a lock status of 1 indicates the LOs are locked.

  • Page 50: Frequency:tune

    This command sets the center frequency of the QM1004-0.5-18 to 10 GHz. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 10. Query :FREQ:TUNE? This query returns the center frequency of the QM1004-0.5-18 in GHz.

  • Page 51: Frequency:tuneractual

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 2.7 FREQuency:TUNErACTual This query returns the actual tuner frequency of the QM1004-0.5-18 in GHz. This can be different than the set frequency if a set frequency finer than the tuning resolution is entered. Syntax...

  • Page 52: Frequency:lo1:External

    Example :FREQ:LO1:EXT 0 This command selects the internal LO1 oscillator. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :FREQ:LO1:EXT?

  • Page 53: Frequency:lo1:Lock

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 2.9 FREQuency:LO1:LOCK This query allows the user to check the lock status of the internal LO1 to the reference signal for the Combined RF Upconverter/Downconverter. Syntax FREQ LOCK Query :FREQ:LO1:LOCK? This query returns the lock status of the internal LOs. A lock status of 0 indicates that the LOs are unlocked, while a lock status of 1 indicates the LOs are locked.

  • Page 54: Frequency:lo2:External

    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 QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :FREQ:LO2:EXT?

  • Page 55: Frequency:lo2:Lock

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 2.11 FREQuency:LO2:LOCK This query allows the user to check the lock status of the internal LO2 to the reference signal for the Combined RF Upconverter/Downconverter. Syntax FREQ LOCK Query :FREQ:LO2:LOCK? This query returns the lock status of the internal LO2. A lock status of 0 indicates that the LO2 is unlocked, while a lock status of 1 indicates the LO2 is locked.

  • Page 56: Frequency:reference:external

    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 QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :FREQ:REF:EXT?

  • Page 57: Frequency:reference:frequency

    This command sets the external reference frequency of the QM1004-0.5-18 to 150 MHz. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 reference frequency returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 10. Query :FREQ:REF:FREQ? This query returns the center frequency of the QM1004-0.5-18 in MHz.

  • Page 58: Power Subsystem Command Reference

    Example :POWE:LNA 0 This command turns off the LNA. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :POWE:LNA? This query returns a 0 or 1 to indicated the Combined RF Upconverter/Downconverter LNA power state.

  • Page 59: Power:rf

    Example :POWE:RF 0 This command turns off the RF power. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :POWE:RF? This query returns a 0 or 1 to indicated the Combined RF Upconverter/Downconverter power state.

  • Page 60: Power:ch1:At1

    3.3 POWEr:CH1:AT1 <numeric value> This command allows the user to set the RF attenuation level of the QM1004-0.5-18 upconverter’s first attenuator to a specified numeric value. The range of acceptable attenuation values is 0 - 31 dB in 1 dB steps.

  • Page 61: Power:ch1:At2

    3.4 POWEr:CH1:AT2 <numeric value> This command allows the user to set the RF attenuation level of the QM1004-0.5-18 upconverter’s sec- ond attenuator to a specified numeric value. The range of acceptable attenuation values is 0 - 31 dB in 1 dB steps.

  • Page 62: Power:ch1:Lna

    Example :POWE:CH1:LNA 0 This command turns off the LNA. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :POWE:CH1:LNA? This query returns a 0 or 1 to indicated the Combined RF Upconverter/Downcon- verter LNA power state.

  • Page 63: Power:ch2:At1

    User Manual 3.6 POWEr:CH2:AT1 <numeric value> This command allows the user to set the RF attenuation level of the QM1004-0.5-18 downconverter’s attenuator to a specified numeric value. The range of acceptable attenuation values is 0 - 31 dB in 1 dB steps.

  • Page 64: Power:ch2:Lna

    Example :POWE:CH2:LNA 0 This command turns off the LNA. Default Condition On power up, or when a *RST command is issued, the QM1004-0.5-18 returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0. Query :POWE:CH2:LNA? This query returns a 0 or 1 to indicated the Combined RF Upconverter/Downcon- verter LNA power state.

  • Page 65: Status Subsystem Command Reference

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 4. STATus Subsystem Command Reference 4.1 STATus:OPERation? This query returns the contents of the status event register. Reading from this event register clears it. The use of the :EVENt token is optional. Syntax STAT...

  • Page 66: Status:operation:condition

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 4.2 STATus:OPERation:CONDition? This query 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 queried.

  • Page 67: Status:operation:enable

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 4.3 STATus:OPERation:ENABle <NRf> This command sets the enable mask for the status event register. A bit value of 1 in the mask will allow a positive transition in the associated summary bit of the event register if the event bit transitions to true.

  • Page 68: Status:preset

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 4.4 STATus:PRESet The PRESet command 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 Example :STAT:PRES The questionable enable register is preset.

  • Page 69: Status:questionable

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 4.5 STATus:QUEStionable? This query returns the contents of the questionable status register. A value of 1 in the bit indicates the accuracy of the signal is of questionable quality. The use of the :EVENt token is optional.

  • Page 70: Status:questionable:condition

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 4.6 STATus:QUEStionable:CONDition? This query returns the contents 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 register is queried.

  • Page 71: Status:questionable:enable

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 4.7 STATus:QUEStionable:ENABle <NRf> This command sets the enable mask for the questionable event register. A bit value of 1 in the mask will allow a positive transition in the associated summary bit of the questionable event register if the event bit transitions to true.

  • Page 72: System Subsystem Command Reference

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5. SYSTem Subsystem Command Reference 5.1 SYSTem:BOOTstate [0-5] This command specifies a previously saved state to be loaded upon device startup. In addition to factory default state 0, there are 5 re-writeable memory locations. Any of these 6 boot states can be selected by choosing an index between 0 and 5.

  • Page 73: System:current

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User 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 QM1004-0.5-18 current draw in Amps. Quonset Microwave Revision 1.2.1...

  • Page 74: System:error

    User Manual 5.3 SYSTem:ERRor[:NEXT]? This query returns error numbers and messages from the QM1004-0.5-18 error queue. When an error is generated by the QM1004-0.5-18, the error number and corresponding error message are stored in the error queue. Each time the error queue is queried, the first error in the error queue is returned. The errors are read out in the order of first-in first-out.
  • Page 75 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual -109 Missing parameter Fewer parameters were received than expected for the command. -112 Program mnemonic too long A command header was received which contained more than the maximum 12 characters allowed. -113 Undefined header A command was received that is not valid for the Combined RF Upconverter/- Downconverter.
  • Page 76 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual -178 Expression data not allowed A legal expression data element was encountered but not allowed by the Prod- uct. -200 Execution error Indicates that an execution error has occurred. -211 Trigger ignored Indicates that a trigger command was received but ignored because the Com- bined RF Upconverter/Downconverter was not in the wait for trigger state.
  • Page 77 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual -430 Query DEADLOCKED A command was received which generates too much data to fit in the output buffer and the input buffer 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.

  • Page 78: System:firmware

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5.4 SYSTem:FIRMware? This command returns the current PIC and FPGA firmware versions of the Combined RF Upconverter/- Downconverter. Syntax SYST FIRM Query Example :SYST:FIRM? This query returns the current firmware versions of the Combined RF Upconverter/- Downconverter.

  • Page 79: System:loadstate

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5.5 SYSTem:LOADstate [0-5] This command restores a previously saved state from non-volatile memory. In addition to factory default state 0, there are 5 re-writeable memory locations, specified by choosing an index between 1 and 5.

  • Page 80: System:options

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5.6 SYSTem:OPTions? This query returns the installed options used in the Combined RF Upconverter/Downconverter. The response is in the format XXX,YYY where XXX is the LO configuration option and YYY is the IF configu- ration option.

  • Page 81: System:readstate

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5.7 SYSTem:READstate? [0-5] This query allows the user to read the parameters of the stored states without changing any internal registers. The query output is a list of parameters for the selected state. If no state parameter is given, the returned state is state 0.
  • Page 82 QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 0 = POWEr:CH2:LNA is set to 0 or OFF. (page 53) 0 = POWEr:CH2:AT1 is set to 0 dB (page 52) Error Message If the parameter is not in the recognized format, error -102, "Syntax error" occurs.

  • Page 83: System:savestate

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5.8 SYSTem:SAVEstate [1-5] This command saves the current setup to non-volatile memory. There are 5 re-writeable memory loca- tions, specified by choosing an index between 1 and 5. Any of the 5 states can be restored on startup when specified with the SYSTem:BOOTstate command.

  • Page 84: System:serialnumber

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5.9 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. Quonset Microwave Revision 1.2.1...

  • Page 85: System:usbpid

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5.10 SYSTem:USBPID? This query returns the USB PID of the Combined RF Upconverter/Downconverter. Syntax SYST USBPID Query Example :SYST:USBPID? This query returns USB PID of the Combined RF Upconverter/Downconverter. Quonset Microwave Revision 1.2.1...

  • Page 86: System:version

    QM1004-0.5-18 Combined RF Upconverter/Downconverter User Manual 5.11 SYSTem:VERSion? This query returns the version 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.

  • Page 87: Ieee 488.2 Command Reference

    Page 82 *RST Reset Page 83 *SAV Save Page 84 *SDS Save Default Settings Page 85 *SRE and *SRE? Service Request Enable Page 86 *STB? Status Byte Page 87 *TST? Test Page 88 Wait Page 89 *WAI Quonset Microwave Revision 1.2.1...

  • Page 88: Cls

    Combined 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 Quonset Microwave Revision 1.2.1...

  • Page 89: Ese Nrf

    This query returns the contents of the Standard Event Status Enable Register. Error Message If the parameter is not in the recognized format, error -102, "Syntax error" occurs. If the parameter is less than 0 or greater than 255, error -222, "Data out of range" occurs. Quonset Microwave Revision 1.2.1...

  • Page 90: Esr

    0 to 255. Table 4.9 shows the contents of this register. Table 4.9: *ESR? mapping Base 2 Meaning Operation Complete Not Used Query Error Device Dependent Error Execution Error Command Error Not Used Power On Syntax Quonset Microwave Revision 1.2.1...

  • Page 91: Idn

    Combined RF Upconverter/Downconverter IEEE 488.2 Command Reference 6.5 *IDN? The *IDN? query allows the connected device to identify itself. The string returned is: Quonset Microwave, Product Number , Serial Number , Firmware where: identifies the product number of the host Product Number...

  • Page 92: Opc

    Combined RF Upconverter/Downconverter IEEE 488.2 Command Reference 6.6 *OPC The *OPC (Operation Complete) command causes the QM1004-0.5-18 Combined RF Upconverter/- Downconverter to set the operation complete bit in the Standard Event Status Register when all pending device operations have been completed.

  • Page 93: Rcl Nrf

    The NRf parameter can be any integer in the range of 0 to 5. Error Message If the parameter is not in the recognized format, error -102, "Syntax error" occurs. If the parameter is less than 0 or greater than 5, error -222, "Data out of range" occurs. Quonset Microwave Revision 1.2.1...

  • Page 94: Rst

    Combined RF Upconverter/Downconverter IEEE 488.2 Command Reference 6.8 *RST The *RST (ReSeT) command returns the QM1004-0.5-18 Combined RF Upconverter/Downconverter to its initial power-up state. Syntax Quonset Microwave Revision 1.2.1...

  • Page 95: Sav Nrf

    The NRf parameter can be any integer in the range of 1 to 5. Error Message If the parameter is not in the recognized format, error -102, "Syntax error" occurs. If the parameter is less than 1 or greater than 5, error -222, "Data out of range" occurs. Quonset Microwave Revision 1.2.1...

  • Page 96: Sds Nrf

    IEEE 488.2 Command Reference 6.10 *SDS The *SDS (Save Default device Settings) command restores the specified state of the QM1004-0.5-18 Combined RF Upconverter/Downconverter to the default state settings. There are 5 re-writeable mem- ory locations, specified by choosing an index between 1 and 5. The parameters restored are the RF...

  • Page 97: Sre Nrf

    Bit 6 is always 0. Error Message If the parameter is not in the recognized format, error -102, "Syntax error" occurs. If the parameter is less than 0 or greater than 255, error -222, "Data out of range" occurs. Quonset Microwave Revision 1.2.1...

  • Page 98: Stb

    IEEE 488.2 Command Reference 6.12 *STB? The *STB? (STatus Byte) query returns bit 0 to 5 and bit 7 of the QM1004-0.5-18 Combined RF Upcon- verter/Downconverter status byte and returns the Master Summary Status (MSS) as bit 6. The MSS is inclusive OR of the bitwise combination (excluding bit 6) of the Status Byte and the Service Request En- able registers.

  • Page 99: Tst

    Combined RF Upconverter/Downconverter IEEE 488.2 Command Reference 6.13 *TST? The *TST? query causes the QM1004-0.5-18 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 test passes...

  • Page 100: Wai

    Combined RF Upconverter/Downconverter IEEE 488.2 Command Reference 6.14 *WAI The *WAI (WAIt)) command causes the QM1004-0.5-18 Combined RF Upconverter/Downconverter to wait until either: All pending operations are complete The Device Clear command is received Power is cycled before executing any subsequent commands or queries.

  • Page 101: Windows Control Gui

    Overview ..........91 Quonset Microwave...

  • Page 102: Overview

    1. Overview Figure 5.1: Windows® Control GUI The Graphical User Interface (GUI) for the QM1004-0.5-18 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 user to toggle RF power, LNA power, and to set user states, attenuation control, tune the device, and change reference settings.
  • Page 103 SYSTem:ERRor, 63 *RCL, 82 SYSTem:FIRMware, 67 *RST, 83 SYSTem:LOADstate, 68 *SAV, 84 SYSTem:OPTions, 69 *SDS, 85 SYSTem:READstate, 70 *SRE, 86 SYSTem:SAVE, 72 *STB?, 87 SYSTem:SERialNUMber, 73 *TST?, 88 SYSTem:USBPID, 74 *WAI, 89 SYSTem:VERSion, 75 Input/Output Specifications, 3 Quonset Microwave Revision 1.2.1...
  • Page 104 STATus:OPERation:QUEStionable, 59 STATus:PRESet, 57 STATus:QUEStionable, 58 STATus:QUEStionable:ENABle, 60 System Block Diagram, 6 SYSTem Subsystem Command Reference SYSTem:BOOTSTATE, 61 SYSTem:CURRent, 62 SYSTem:ERRor, 63 SYSTem:FIRMware, 67 SYSTem:LOADstate, 68 SYSTem:OPTions, 69 SYSTem:READstate, 70 SYSTem:SAVE, 72 SYSTem:SERialNUMber, 73 SYSTem:USBPID, 74 Quonset Microwave Revision 1.2.1...
  • Page 105 Quonset Microwave www.quonsetmicrowave.com @1004-011-21@ 1004-011-21 Revision 1.2.1, November 2022...

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