CN103809049B - A kind of distributor test board - Google Patents
A kind of distributor test board Download PDFInfo
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- CN103809049B CN103809049B CN201210449418.1A CN201210449418A CN103809049B CN 103809049 B CN103809049 B CN 103809049B CN 201210449418 A CN201210449418 A CN 201210449418A CN 103809049 B CN103809049 B CN 103809049B
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Abstract
The invention belongs to test equipment technical field, be specifically related to a kind of distributor test board.The distributor test board of the present invention, including simulation power supply and control unit, fictitious load unit, manual control unit, simulation 1553B master controller, analog data gather and edit unit, emulation mode controls and display unit, electromagnetic compatibility shielding and air-cooled case, powers and tests accessory cables, special 1553B bus cable and software kit.The distributor test board of the present invention solves existing distributor test board cannot realize the technical problem of 1553B bus and RS 422 concurrent testing.The distributor test board of the present invention has 1553B bus, RS 422 bus parallel test function, it is possible to be fully finished all input/output tests of distributor on the novel arrow with multiple digital, interactive function；Dual redundant Hot Spare is provided to power, it is achieved 1553B bus and the RS 422 bus dual acquisition function of two ore control information.
Description
Technical field
The invention belongs to test equipment technical field, be specifically related to a kind of distributor test board.
Background technology
Distributor test board commonly used in prior art can not realize 1553B bus with RS-422 also
Row test function, it is difficult to satisfied (1) the 1553B main control device that can simulate ground is sent out to distributor simultaneously
Send bus control commands to read power status information from distributor, (2) can simulate data acquisition list arrow
Unit reads the technology requirement of power status information by RS-422 interface from distributor.
Additionally, the Hot Spare mode that distributor test board of the prior art uses cannot realize two ore control
The dual acquisition function of information.
Summary of the invention
The technical issues that need to address of the present invention are:
Distributor test board of the prior art cannot realize 1553B bus and RS-422 concurrent testing merit
Energy.
Technical scheme is as described below:
A kind of distributor test board, including simulation power supply and control unit, fictitious load unit, manually controls
Unit processed, simulation 1553B master controller, analog data gather and edit unit, emulation mode control and display singly
Unit, electromagnetic compatibility shielding and air-cooled case, power and test accessory cables, special 1553B bus cable
And software kit；
Simulation power supply and control unit simulate hot standby design ground power supply and battery on hot standby design arrow, to joining
Electric test platform provides multiple power supply；Fictitious load unit receives distributor dual redundant distribution output on arrow；
Manual control unit requires to send arrow for controlling, break arrow for control instruction according to system design；Simulation 1553B
Master controller and analog data gather and edit unit use flush bonding processor framework, it is achieved 1553B bus functionality,
RS-422 communication and RS232 communication function；Emulation mode controls and display unit realizes controlling on arrow system
System shows with instruction results with the status command simulation of outer peace system；Electromagnetic compatibility shielding and air-cooled case are protected
Barrier testboard coordinates distributor to complete correlation test；Power supply and test accessory cables and special 1553B bus
Cable realizes the connection of testboard and distributor；Software kit includes embedded architecture dsp software, FPGA
Software and host computer software, it is achieved manual test, automatically test and model supply the generation of distribution agreement
Code realizes.
Described simulation power supply and control unit, fictitious load unit, manual control unit two independences of employing
Power module be powered, the power module of said two independence produces two groups of isolation and amplifier, uses respectively
In distributor test board power supply itself and simulation arrow, battery is powered and simulates surface power supply.
Two independent power modules that described simulation power supply and control unit use are two same model
AC/DC modular power source G1 and G2, provides multiple power supply to distributor test board: G1 carries to distributor
Power for 8 ground, tunnel 1#, on No. 1 arrow battery 1# heat battery 1# on power supply, No. 1 arrow power, 1 tunnel
Distributor starts power supply；G2 provides 8 ground, tunnel 2# to power to distributor, battery 2# heats on No. 1 arrow
On power supply, No. 1 arrow, battery 2# powers；Each road powers and is all controlled by an independent power switch.
Described fictitious load unit uses pure resistance, uses LED to show that it is powered for every road fictitious load
State, and at fictitious load input series diode, it is achieved the reception of redundancy backup input.
Described manual control unit uses not locking press button to send manual control signal to distributor.
Described state simulation and display unit use panel button to realize state simulation, use LED light
Carry out state to show.
Described simulation 1553B bus master controller is by flush bonding processor+1553B interface protocol chip
Framework realizes；Wherein embedded processor platform uses the decision computer with DSP+FPGA as core,
By the Function Extension interface of decision computer realize 1553B bus functionality, RS-422 communicate and
RS232 communication function.
Described 1553B interface protocol chip uses BU61580.
Described analog data is gathered and edited and is connected RS-422 interface on the basis of unit embedded processing framework and realize；Adopt
At least 1 tunnel backup design is used with 1 tunnel；Optocoupler is used to carry out electrical isolation and level conversion.
Described software kit comprises embedded software and host computer software:
The configuration software that embedded software is run by dsp operation communications control software and FPGA forms:
Run main control software on DSP, it is achieved the function of 1553B bus master controller, according to host computer instruction to
Distributor sends order, from distributor receiving status information；FPGA completes analog data and gathers and edits unit merit
Can, read power distribution information from distributor, by driving RS-422 interface circuit, complete according to timing requirements
Information receives, and FPGA will complete USB2.0 communication drivers simultaneously, and provide usb communication control to DSP
Interface processed and data-interface；
Host computer main control software carries out communication by USB2.0 interface with the next Decision Control computer, real
Now to main control computer control instruction and the loading of parameter, receive the next main control computer collection simultaneously and upload
Data.
The invention have the benefit that
(1) distributor test board of the present invention has 1553B bus, RS-422 bus parallel test merit
Can, it is possible to be fully finished all input and output of distributor on the novel arrow with multiple digital, interactive function and survey
Examination；
(2) distributor test board of the present invention provides dual redundant Hot Spare to power, it is achieved 1553B bus
With the RS-422 bus dual acquisition function of two ore control information.
Accompanying drawing explanation
Fig. 1 is the theory diagram of distributor test board of the present invention；
Fig. 2 is simulation power supply and control local schematic circuit in distributor test board of the present invention；
Fig. 3 is fictitious load local schematic circuit in distributor test board of the present invention；
Fig. 4 is manual control unit local schematic circuit in distributor test board of the present invention；
Fig. 5 is that to simulate 1553B main controller and analog data unit of gathering and editing in distributor test board of the present invention former
Reason block diagram；
Fig. 6 is RS-422 data transmit-receive schematic circuit in distributor test board of the present invention.
Detailed description of the invention
With embodiment, the distributor test board of the present invention is described in detail below in conjunction with the accompanying drawings.
The distributor test board of the present invention includes simulation power supply and control unit, fictitious load unit, manually
Gather and edit unit, emulation mode of control unit, simulation 1553B master controller, analog data controls and display
Unit, electromagnetic compatibility shielding and air-cooled case, power and test accessory cables, special 1553B bus electricity
Cable and software kit.
Simulation power supply and control unit simulate hot standby design ground power supply and battery on hot standby design arrow, to joining
Electric test platform provides multiple power supply；Fictitious load unit receives distributor dual redundant distribution output on arrow；
Manual control unit requires to send arrow for controlling, break arrow for control instruction according to system design；Simulation 1553B
Master controller and analog data gather and edit unit use flush bonding processor framework, it is achieved realize 1553B bus
Function, RS-422 communication and RS232 communication function；Emulation mode controls and display unit realizes on arrow
Control system shows with instruction results with the status command simulation of outer peace system；Electromagnetic compatibility shielding and air-cooled
Cabinet ensures that testboard coordinates distributor to complete correlation test；Power with test accessory cables with special
1553B bus cable realizes the connection of testboard and distributor；Software kit includes embedded architecture DSP
Software, FPGA software and host computer software, it is achieved manual test, automatically test and model supply
The code of distribution agreement realizes.
Described simulation power supply and control unit, fictitious load unit, manual control unit employing two are solely
Vertical power module is powered, and on supporting electromagnetic compatibility shielding and air-cooled case before and after panel realize
Control for distribution, load indicates and Non-follow control.The power module of said two independence produce two groups every
From output, it is respectively used to battery on distributor test board power supply itself and simulation arrow and powers and simulate ground confession
Electricity, it is achieved 25V ~ 28V continuously adjustabe, is equipped with voltage x current monitoring function, had stream, overvoltage, mistake
The defencive functions such as heat.
Described simulation power supply and control unit use two same model AC/DC modular power source G1 and
G2, provides multiple power supply to distributor test board on request.G1 provides 8 ground, tunnel 1# to supply to distributor
Electricity, battery 1# heats on No. 1 arrow, and battery 1# on power supply, No. 1 arrow powers, No. 1 distributor starts and powers.
G2 provides 8 ground, tunnel 2# to power to distributor, battery 2# heats battery on power supply, No. 1 arrow on No. 1 arrow
2# powers.Each road powers and is all controlled by an independent power switch.
Described fictitious load unit uses pure resistance, rated disspation 50W, uses aerospace standard one-level fall volume
Design, uses LED to show its power supply state for every road fictitious load.In addition to special fictitious load,
Each fictitious load concatenates a diode at input, to realize the reception of redundancy backup input, as
Shown in accompanying drawing 3.
Described manual control unit uses not locking press button to realize to distributor and sends manual control signal.
As shown in Figure 4.
Described state simulation and display unit use panel button to realize state simulation, use LED light
Carry out state to show.
Described simulation 1553B bus master controller (BC) function is by flush bonding processor+1553B interface
The framework of protocol chip realizes.Wherein embedded processor platform uses with DSP+FPGA as core
Decision computer, realizes 1553B bus functionality, RS-422 by the Function Extension interface of decision computer
Communication and RS232 communication function.Decision computer with DSP+FPGA as core, uses TI public
The digital signal processor of department and the FPGA of Xilinx company.Integrated SRAM on plate, NorFlash,
The multi storages such as NandFlash, possess USB2.0 communication function, it is provided that be easy to connecing of Function Extension
Mouth circuit.Wherein 1553B bus protocol interface chip uses BU61580.
Described analog data is gathered and edited and is connected RS-422 on the basis of unit embedded processing framework described earlier
Interference fit related software realizes, and hardware all uses 1 tunnel use at least 1 tunnel backup design.And make
Electrical isolation and level conversion is carried out with optocoupler.Optocoupler, 26C31,26C32 power use 5V and its
Remaining circuit isolation.
Described electromagnetic compatibility shielding and air-cooled case are height 6U, the cabinet of width 19, overall structure
Using extruded aluminium section, lightweight, cabinet both sides use horizontal handle, conveniently carrying, and at cabinet four
Plastic corner cover is installed at angle, prevents cabinet edge abrasion.Cabinet entirety has the connectedness of good electrical.Cabinet
Upper and lower cover plates configuration air vent, and fan is installed.Testboard structurally includes front panel and rear board, front
Panel realizes Non-follow control and instruction, and rear board realizes input and output and connects.
Described software kit comprises embedded software and host computer software two parts.Embedded software by
The configuration software composition that dsp operation communications control software and FPGA run.Main control software is run on DSP,
Realize the function of 1553B bus master controller, send order to distributor, from joining according to host computer instruction
Electrical equipment receiving status information.FPGA completes analog data and gathers and edits Elementary Function, reads distribution from distributor
Information.By driving RS-422 interface circuit, complete information according to timing requirements and receive.FPGA simultaneously
USB2.0 communication drivers will be completed, and provide usb communication to control interface and data-interface to DSP.On
The development environment of position machine main control software uses the LabWindows CVI 2010 of America NI company, uses C
Language is developed, and uses visual interface design, it is achieved good man-machine interaction environment, has parameter
Setting, System self-test, manual operation, being automatically brought into operation by flow process, data show, to gather data from
Dynamic analysis and interpretation, storage, print；The main control software of upper data handling machine passes through USB2.0
Interface carries out communication with the next Decision Control computer, it is achieved to main control computer control instruction and parameter
Loading, receive the data that the next main control computer collection is uploaded simultaneously.
Claims (10)
1. a distributor test board, including simulation power supply and control unit, fictitious load unit, manually
Gather and edit unit, emulation mode of control unit, simulation 1553B master controller, analog data controls and display
Unit, electromagnetic compatibility shielding and air-cooled case, power and test accessory cables, special 1553B bus electricity
Cable and software kit；It is characterized in that:
Simulation power supply and control unit simulate hot standby design ground power supply and battery on hot standby design arrow, to joining
Electric test platform provides multiple power supply；Fictitious load unit receives distributor dual redundant distribution output on arrow；
Manual control unit requires to send arrow for controlling, break arrow for control instruction according to system design；Simulation 1553B
Master controller and analog data gather and edit unit use flush bonding processor framework, it is achieved 1553B bus functionality,
RS-422 communication and RS232 communication function；Emulation mode controls and display unit realizes controlling on arrow system
System shows with instruction results with the status command simulation of outer peace system；Electromagnetic compatibility shielding and air-cooled case are protected
Barrier distributor test board coordinates distributor to complete correlation test；Power with test accessory cables with special
1553B bus cable realizes distributor test board and the connection of distributor on arrow；Software kit includes FPGA
Software, host computer software and embedded architecture dsp software, it is achieved manual test, automatically test with
And model is for the code realization of distribution agreement.
Distributor test board the most according to claim 1, it is characterised in that: described simulation power supply and
Control unit, fictitious load unit, manual control unit use two independent power modules to be powered,
The power module of said two independence produces two groups of isolation and amplifier, and one group supplies for distributor test board itself
Electricity, another group is used for simulating battery on arrow and powers and simulate surface power supply.
Distributor test board the most according to claim 2, it is characterised in that: described simulation power supply and
The AC/DC modular power source G1 that two independent power modules are two same model that control unit uses
With AC/DC modular power source G2, to distributor test board provide multiple power supply: AC/DC modular power source
G1 distributor on arrow provides 8 ground, tunnel 1# to power, battery 1# heats on power supply, No. 1 arrow on No. 1 arrow
Battery 1# powers, distributor starts power supply on No. 1 arrow；AC/DC modular power source G2 distributor on arrow
There is provided 8 ground, tunnel 2# to power, the battery 2# battery 2# on power supply, No. 1 arrow that heats powers on No. 1 arrow；Often
One tunnel powers and is all controlled by an independent power switch.
Distributor test board the most according to claim 3, it is characterised in that: described fictitious load list
Unit uses pure resistance, uses LED to show its power supply state for every road fictitious load, and at fictitious load
Input series diode, it is achieved the reception of redundancy backup input.
Distributor test board the most according to claim 4, it is characterised in that: described Non-follow control list
Unit uses not locking press button distributor on arrow to send manual control signal.
Distributor test board the most according to claim 5, it is characterised in that: described emulation mode control
System and display unit use panel button to realize state simulation, use LED light to carry out state and show.
Distributor test board the most according to claim 6, it is characterised in that: described simulation 1553B
Master controller is realized by the framework of flush bonding processor+1553B interface protocol chip；Wherein embedded processing
Device uses the decision computer with DSP+FPGA as core, by the Function Extension interface of decision computer
Realize 1553B bus functionality, RS-422 communication and RS232 communication function.
Distributor test board the most according to claim 7, it is characterised in that: described 1553B interface
Protocol chip uses BU61580.
9. according to the distributor test board described in claim 7 or 8, it is characterised in that: described simulation number
On the basis of flush bonding processor framework, connect RS-422 interface according to unit of gathering and editing to realize；1 tunnel is used to use,
Use at least 1 tunnel backup design simultaneously；Optocoupler is used to carry out electrical isolation and level conversion.
Distributor test board the most according to claim 9, it is characterised in that: described software kit
Comprise embedded software and host computer software:
The configuration software that embedded software is run by dsp operation communications control software and FPGA forms:
Run main control software on DSP, it is achieved the function of simulation 1553B master controller, refer to according to host computer
Order distributor on arrow sends order, distributor receiving status information from arrow；FPGA completes to simulate number
According to Elementary Function of gathering and editing, from arrow, distributor reads power distribution information, by driving RS-422 interface, according to
Timing requirements completes information and receives, and FPGA will complete USB2.0 communication drivers simultaneously, and carry to DSP
Interface and data-interface is controlled for usb communication；
Host computer software carries out communication by USB2.0 interface and decision computer, it is achieved to upper
Computer control instruction and the loading of parameter, receive the data that next bit computer collection is uploaded simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210449418.1A CN103809049B (en) | 2012-11-12 | 2012-11-12 | A kind of distributor test board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210449418.1A CN103809049B (en) | 2012-11-12 | 2012-11-12 | A kind of distributor test board |
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| CN103809049A CN103809049A (en) | 2014-05-21 |
| CN103809049B true CN103809049B (en) | 2016-08-31 |
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| CN201210449418.1A Active CN103809049B (en) | 2012-11-12 | 2012-11-12 | A kind of distributor test board |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105548782A (en) * | 2016-02-22 | 2016-05-04 | 成都振中电气有限公司 | Full-automatic power distribution system |
| CN107229270B (en) * | 2017-06-02 | 2019-09-10 | 中国航发南方工业有限公司 | Power control box Auto-Test System |
| CN109696835A (en) * | 2017-10-23 | 2019-04-30 | 中国科学院空间应用工程与技术中心 | The system and method that the analogue data of space station scientific experiment cupboards is controlled |
| CN111239614A (en) * | 2018-11-29 | 2020-06-05 | 深圳市泰斯电子有限公司 | Method for realizing object distribution on interactive interface by managing test object |
| CN110750054A (en) * | 2019-10-29 | 2020-02-04 | 贵州航天控制技术有限公司 | Small semi-physical intelligent universal simulation platform and method for electric steering engine |
| CN112414207A (en) * | 2020-11-03 | 2021-02-26 | 北京机电工程研究所 | Portable general parallel test equipment |
| CN113406943A (en) * | 2021-05-13 | 2021-09-17 | 中广核核电运营有限公司 | Detection device for manual operation equipment of nuclear power unit |
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| CN103809049A (en) | 2014-05-21 |
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