CN108021119A - A kind of EOAS device detection systems and its method - Google Patents
A kind of EOAS device detection systems and its method Download PDFInfo
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- CN108021119A CN108021119A CN201610931573.5A CN201610931573A CN108021119A CN 108021119 A CN108021119 A CN 108021119A CN 201610931573 A CN201610931573 A CN 201610931573A CN 108021119 A CN108021119 A CN 108021119A
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- eoas
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0216—Human interface functionality, e.g. monitoring system providing help to the user in the selection of tests or in its configuration
Abstract
A kind of EOAS device detection systems and its method, test instruction is sent by detecting host computer, EOAS host tests frock carries out data interaction with tested EOAS hosts, pass through the data analysis of interaction, to judge the exception of each communication interface, while it can also monitor the output of two-way power supply and audio signal input of EOAS hosts；Pass through test, host computer real-time display test result, so as to judge whether each tested board function is normal.The system equipment includes detection host computer, EOAS host tests frock and is devices under each board test software.Advantage of the present invention：Using a variety of emulation testing technologies, network technology, by sending different simulation testing director data, interface conversion, the problems such as being detected to each equipment plate card function of EOAS hosts, communication, output supply voltage, effectively solving the detection of EOAS host device boards volume production and regular maintenance detection.
Description
Technical field
The invention belongs to railroad train detect application field, be specifically related to it is a kind of to EOAS on-vehicle hosts equipment carry out from
The method and system of dynamic detection.
Background technology
EMU driver manipulates information analysis system（EOAS）, realize that driver manipulates collection, storage and the data of data
Analysis；The automatic acquisition of the system is located at the DMS data centers of the Ministry of Railways for information about, and passes through portion, the transmission of interoffice information passage
To related Railway Bureau's application server, each locomotive depot sets terminal device, realizes motor train unit train operation essential information, Si Jicao
Control the real-time directional transmissions of data such as information.EMU driver manipulates information analysis system and possesses motor train unit train operation essential information
And driver manipulates the functions such as presentation of information inquiry, important information alarm, information Classifying Sum statistics, the inquiry of historical data analysis.
With the outsourcing of EOAS systems, produce in enormous quantities, given birth in scheduling and planning, checkout procedure caused by lacking debugging tool
It is more prominent to produce inefficiency problem.In order to preferably realize the automation of process of producing product, scheduling and planning efficiency, rule are improved
The production procedure of model EOAS hosts, unified static detection and the function debugging of being carried out to each board is, it is necessary to for EOAS hosts
Scheduling and planning researches and develops a EOAS test fixtures detecting system, to ensure the efficiency of outsourcing mass production and improve to stablize
Property.
The content of the invention
It is an object of the invention to provide a kind of EOAS device detection systems and its method, test is sent by detecting host computer and is referred to
Order, EOAS host tests frock carry out data interaction with tested EOAS hosts, each to judge by the data analysis of interaction
The exception of a communication interface, while can also monitor the output of two-way power supply and audio signal input of EOAS hosts；By testing,
Host computer real-time display test result, so as to judge whether each tested board function is normal.
To achieve the above object, the present invention uses following technical scheme：
A kind of EOAS device detection systems, including detection host computer, EOAS host test frocks；The detection host computer and EOAS
Host test frock is attached by network；
The detection host computer, issues, test result is shown for test command；
The EOAS host tests frock, for receiving, the test instruction that perform detection host computer is sent, instructs test at pre- place
The board equipment being sent to after reason on exterior EOAS hosts；Each board test feedback information of exterior EOAS hosts, warp are received at the same time
Sent after pretreatment to detection host computer.
The EOAS host tests frock, comprising EOAS host test frocks cabinet, EOAS host test frock mainboards and
Each interface accessory；
The EOAS host tests frock cabinet, is fixed for EOAS host test frock mainboards and each interface accessory is fixed and pacified
Dress；
The EOAS host tests frock mainboard, for receiving, perform detection host computer send test instruction, after pretreatment
It is forwarded to exterior EOAS hosts to be tested, while receives EOAS host tests feedback information and be forwarded to detection host computer；
Each interface accessory, connects for external apparatus interface, is fixed on EOAS host test frock case front panel shells
On.
The EOAS host tests frock mainboard, comprising analogue collection module, dio Output Modules, main processing block,
RS232 interface module, RS485 interface modules, RS422 interface modules, Network Interface Module, ethernet interface module, power supply mould
Block；The analogue collection module, dio Output Modules, RS232 interface module, RS485 interface modules, RS422 interface modules,
Network Interface Module, ethernet interface module are electrically connected with main processing block；The ethernet interface module and detection host computer
It is communicatively coupled by TCP/IP networks；
The analogue collection module, direct current power source voltage is externally exported for gathering exterior EOAS hosts two-way, and will collection
Voltage is transmitted to main processing block after isolation is amplified；The power supply that the EOAS hosts two-way externally exports, is respectively+5VDC
With+24VDC；
The dio Output Modules, for main processing block output 2k audio signals to be transmitted after isolation, partial pressure, interface conversion
To exterior EOAS host audios input interface；
The main processing block, test instruction and heartbeat data packets are sent for receiving detection host computer, and are docked Acceptance Tests and referred to
Order carries out response, parsing, classification processing, and will test instruction by corresponding interface and send to the test board of exterior EOAS hosts
Card；Meanwhile main processing block receives the data packet of exterior EOAS hosts feedback, send after pretreatment to detection host computer；
The RS232 interface module, sends the test instruction of WTD plate interfaces for receiving main processing block, is sent out after interface conversion
Send to exterior EOAS hosts WTD plates；
The RS485 interface modules, send the test instruction of DTAG plate interfaces for receiving main processing block, are sent out after interface conversion
Send to exterior EOAS Host DTs AG plates；
The RS422 interface modules, CIR plates, CPM plates, the test instruction of RDDU plate interfaces, warp are sent for receiving main processing block
Sent after interface conversion to the CIR plates, CPM plates, RDDU plates of exterior EOAS hosts；
The Network Interface Module, for test fixture and COMM boards, DRWTD boards, the DUMP boards of outside EOAS hosts
Communication test is carried out between CPU board card；The Network Interface Module, is configured with multiple independent network interfaces, each separate mesh
Network interface carries out communication link between the COMM boards with exterior EOAS hosts, DRWTD boards, DUMP boards and CPU board card respectively
Connect；
The ethernet interface module, is communicatively coupled for detecting host computer；
The power module, for external input alternating current 220V power supply to be converted to direct current 12V needed for EOAS host test frocks
Operating voltage.
The detection host computer, can be with multiple EOAS host tests works by the network switch using industrial computer
Row connection communication, test are put into, carrying out test result by external-connection displayer shows.
A kind of EOAS equipment detection methods, it is comprised the following steps：
1., detection host computer and EOAS host tests frock establish and communicate to connect, test mould by detecting upper computer software selection
Formula, category of test and it is devices under, and sends test instruction；
2., EOAS host tests frock docking Acceptance Tests instruction pre-processed, be then forwarded to exterior each board of EOAS hosts
Tested；
3., outside EOAS hosts receive test instruction after parsed, feedback test data to EOAS host test frocks,
EOAS host tests frock is forwarded to detection host computer by network interface and is shown.
In step 1, the detection host computer, is built-in with inspection software, is realized and detected by TCP/IP network communication modes
The data interaction of host computer and EOAS host test frocks, is arranged to client during data interaction, by EOAS by detection host computer
Host test frock is arranged to server-side, and detection host computer actively sends connection request to server-side after starting, treats network connection
Corresponding test operation is carried out after foundation；
The detection upper computer software, test pattern are divided into multimachine test pattern and single machine test pattern, by manual type into
Row selects and changes to corresponding test pattern page progress relevant operation；The multimachine test pattern, carries out more in a parallel fashion
A single machine test, and the test result centralized displaying of each host is checked in the unified result output page for user；
The single machine test module, by selecting EOAS hosts frock individually to be tested, test comprising unit system test and
Single-board testing；The system test, selects system test button to carry out system test to EOAS hosts by software interface；It is described
Single-board testing, tests a certain piece of board of EOAS hosts by the selection board title of software interface；
The single-board testing, including communication interface test, apparatus function test, voltage tester；
The communication interface test, sends specific test data by detecting host computer, compares EOAS hosts frock feedback
Test data, judges that equipment is unified normal if repeatedly test data is consistent, otherwise determining interface is abnormal；
The apparatus function test, is instructed by the functional test of host computer sending device, and frock feedback is parsed according to communication protocol
Test data；Repeatedly test, judge that the function is normal if the test data result of parsing is normal, otherwise judge
It is abnormal；
The voltage tester：Equipment current voltage data and the set voltage that it is gathered are fed back according to EOAS host frocks
Scope is judged, judges that equipment voltage is normal if magnitude of voltage is in the range of setting, otherwise judges equipment electric voltage exception.
In step 2, the EOAS host tests frock, internal processor uses microcontroller, and microcontroller is received by network interface
The test instruction and heartbeat packet that host computer is sent, and dock received test instruction and carry out response with heartbeat packet, then will test
Instruction is parsed, and according to the difference of test plate, is sent by corresponding interface by instruction is tested to exterior EOAS hosts
Each tested board；Meanwhile EOAS host tests frock receives feedback data of the test board to test instruction, and will feedback
Data are forwarded again by network interface to be sent to detection host computer；
The EOAS host tests frock, external interface types include RS422, RS485, RS232, network interface；The RS422 connects
Mouthful, connect exterior EOAS host C PM plates, CIR plates and three kinds of RDDU plates, EOAS host tests frock and pass through single channel RS422 serial ports
Pattern according to timesharing switching receives the data that EOAS host C PM plates, CIR plates and RDDU plates are sent；
The RS485 interfaces, connect exterior EOAS Host DT AG plates, and EOAS host tests frock is connect by single channel RS485 serial ports
Receive the data that EOAS Host DT AG plates are sent；
The RS232 interface, connects exterior EOAS host WTD plates, and EOAS host tests frock is received by single channel RS485 serial ports
The data that EOAS host WTD plates are sent；
The network interface, EOAS host tests frock are connected with CPU, DUMP, COMM, DRWTD plate of EOAS hosts respectively,
And receive the data that each board is sent；Meanwhile EOAS host tests frock is communicated with detection host computer using network interface；
The EOAS host tests frock communicate network interface IP address with detection host computer, passes through EOAS host tests frock debugging string
Cause for gossip shows the configuration and inquiry of the interface IP address and MAC Address.
In step 3, the EOAS device detection systems further include that to be devices under each board test on EOAS hosts soft
Part；The exterior EOAS hosts, before each board hardware testing is carried out, install the supporting test software of each board first；It is described
Exterior EOAS hosts board test, including the test of serial ports class board, the test of network interface class board, the test of BATT board tests, CPU board；
The EOAS serial port of host computer class board, including CPM plates, CIR plates, RDDU plates, DTAG plates, WTD plates；The serial ports class board
Test, including LED status test, audio data collecting test, serial communication test, backplane communication test；
The indicator light test mode test, test serial ports class board working status, communications status, refer in the case of right when tested
Show that lamp for flicker, does not flicker when abnormal；
The audio data collecting functional test, EOAS host audio plate test softwares are after test instruction is received, in
Sampled value is read in disconnected processing routine, and compared with last time gathers numerical value, when detecting that it is certain that double sampling numerical value is more than
Corresponding mark is put during threshold value, and is sent together by serial ports to test fixture with other data；
The serial communication function test, after EOAS host board test softwares receive specific data test instruction, Ran Hou
Received data are docked in main program to be parsed, and judge to send to EOAS host tests by same serial ports after data are normal
Frock；
The backplane communication test, EOAS host board test softwares are sent by backplane bus timing to EOAS host CPUs plate
Registration and status information, accordingly indicate when receiving the correct response data postposition of EOAS host CPU plates, and with other data together
Sent by corresponding serial ports to EOAS host test frocks；
The EOAS hosts network interface class board, including CPU board, DUMP plates, COMM plates, DRWTD plates；The network interface class board is surveyed
Examination, after EOAS host tests frock starts, periodically sends registration or status information, when receiving EOAS to EOAS host CPUs plate
After host CPU plate response data, put communication function and normally indicate；Each board of EOAS hosts initiates TCP connections afterwards, if connecting into
The work(test data instruction to be received such as then, if connection is unsuccessful, continues TCP connections next time；After successful connection, to receiving
To test data dissection process and sent by network interface to EOAS host test frocks；
The EOAS host Bs ATT board tests, communication and test are completed by CPU board；It is fixed after EOAS host tests frock starts
When to EOAS host CPUs plate send registration or status information, when receiving EOAS host CPU plate response messages, put bus communication
Mark, then carries out BATT plates indicator lights control test, capacitance voltage acquisition process, after data assembling by CPU board send to
EOAS host test frocks；
The EOAS host CPUs board test, comprising network interface communication test, USB interface test, CF cards test, system clock test,
House dog is tested；EOAS host CPUs plate test software automatic start and is believed according to fixed network configuration after the power is turned on, on CPU board
Breath actively asks network connection to EOAS host tests frock, and after network establishes connection, test software is monitored EOAS hosts and surveyed
The test director data that trial work dress is sent, feedback one side completion primary network interface waiting after receiving network interface test data
Test；Meanwhile test software performs USB interface readwrite tests, CF cards readwrite tests, system clock test on CPU board, and will survey
Test result is transmitted to EOAS hosts and surveys frock；EOAS host CPU plates house dog is tested, straight by performing test software cyclic program
Restart to system reset, after system reboot is completed and connects upper EOAS host tests frock, send system state data and supply
EOAS host tests frock carries out condition adjudgement.
Using the present invention of above-mentioned technical proposal, it has the following advantages：
（1）The present invention is using a variety of emulation testing technologies, network technology, by sending different simulation testing director data, interface
Conversion, is detected each equipment plate card function of EOAS hosts, communication, output supply voltage, effectively solves EOAS host devices
The problems such as board volume production detects and regular maintenance detects.
（2）The present invention is developed for EOAS system host equipment, and equipment uses modular construction, is externally patched using standard
Part, facilitates testing staff to use equipment, management.
Brief description of the drawings
Fig. 1 is the system construction drawing of the present invention.
Fig. 2 is the software data flow figure of the present invention.
Fig. 3 is the single machine test flow chart of the present invention.
Embodiment
With reference to the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is described, is retouched
The embodiment stated is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this area
Technical staff's all other embodiments obtained without creative efforts, belong to the model that the present invention protects
Enclose.
As shown in Figure 1, a kind of EOAS device detection systems, hardware includes detection host computer, EOAS host test frocks；Survey
During examination, tester carries out Correlation selection by detecting upper computer software interface, is surveyed in option comprising single-board testing, one key of unit
Examination, the test of one key of multimachine etc.；After tester, which clicks on, sends instruction, by network interface, test item instruction is sent to
EOAS host test frocks；Test fixture performs test successively, sends test data bag to EOAS hosts；Survey in EOAS hosts
Examination software can feed back to different data packets, after which is pre-processed by EOAS host tests frock, be transmitted in detection
Position machine, the instruction and the instruction of withdrawal that detection host computer is sent before, to judge whether each board function is normal.
A kind of EOAS device detection systems, hardware include detection host computer, EOAS host test frocks；The detection is upper
Machine is attached with EOAS host test frocks by Ethernet；
The detection host computer, issues for test command, tests feedback result and show；
The EOAS host tests frock, for receiving, the test instruction that perform detection host computer is sent, instructs test at pre- place
Sent after reason to exterior EOAS motherboards card apparatus；Each board test feedback information of exterior EOAS hosts is received at the same time, through pre- place
Sent after reason to detection host computer.
The EOAS host tests frock, comprising EOAS host test frocks cabinet, EOAS host test frock mainboards and
Each interface accessory；
The EOAS host tests frock cabinet, is fixed for EOAS host test frock mainboards and each interface accessory is fixed and pacified
Dress；
The EOAS host tests frock mainboard, for receiving, perform detection host computer send test instruction, after pretreatment
It is forwarded to exterior EOAS hosts to be tested, while receives EOAS host tests feedback information and be forwarded to detection host computer；
Each interface accessory, connects for external apparatus interface, is fixed on EOAS host test frock case front panel shells
On.
The EOAS host tests frock mainboard, comprising analogue collection module, dio Output Modules, main processing block,
RS232 interface module, RS485 interface modules, RS422 interface modules, Network Interface Module, ethernet interface module, power supply mould
Block；The analogue collection module, dio Output Modules, RS232 interface module, RS485 interface modules, RS422 interface modules,
Network Interface Module, ethernet interface module are electrically connected with main processing block；The ethernet interface module and detection host computer
It is communicatively coupled by TCP/IP networks；
The analogue collection module, direct current power source voltage is externally exported for gathering exterior EOAS hosts two-way, and will collection
Voltage is transmitted to main processing block after isolation is amplified；The power supply that the EOAS hosts two-way externally exports, is respectively+5VDC
With+24VDC；
The dio Output Modules, for main processing block output 2k audio signals to be transmitted after isolation, partial pressure, interface conversion
To exterior EOAS host audios input interface；
The main processing block, test instruction and heartbeat data packets are sent for receiving detection host computer, and are docked Acceptance Tests and referred to
Order carries out response, parsing, classification processing, and will test instruction by corresponding interface and send to the test board of exterior EOAS hosts
Card；Meanwhile main processing block receives the data packet of exterior EOAS hosts feedback, send after pretreatment to detection host computer；
The RS232 interface module, sends the test instruction of WTD plate interfaces for receiving main processing block, is sent out after interface conversion
Send to exterior EOAS hosts WTD plates；
The RS485 interface modules, send the test instruction of DTAG plate interfaces for receiving main processing block, are sent out after interface conversion
Send to exterior EOAS Host DTs AG plates；
The RS422 interface modules, CIR plates, CPM plates, the test instruction of RDDU plate interfaces, warp are sent for receiving main processing block
Sent after interface conversion to the CIR plates, CPM plates, RDDU plates of exterior EOAS hosts；
The Network Interface Module, for test fixture and COMM boards, DRWTD boards, the DUMP boards of outside EOAS hosts
Communication test is carried out between CPU board card；The Network Interface Module, is configured with multiple independent network interfaces, each separate mesh
Network interface carries out communication link between the COMM boards with exterior EOAS hosts, DRWTD boards, DUMP boards and CPU board card respectively
Connect；
The ethernet interface module, is communicatively coupled for detecting host computer；
The power module, for external input alternating current 220V power supply to be converted to direct current 12V needed for EOAS host test frocks
Operating voltage.
The detection host computer, can be with multiple EOAS host tests works by the network switch using industrial computer
Row connection communication, test are put into, carrying out test result by external-connection displayer shows.
As shown in Fig. 2, when EOAS device detection systems are tested, test instruction is sent by detection host computer, EOAS hosts are surveyed
Trial work attaching carries out repeat-back after receiving test instruction, while sends heartbeat signal；EOAS host tests frock is surveyed to receiving
Examination instruction is pre-processed and forwards exterior EOAS hosts；Each board test software of EOAS hosts is received after reception instructs to hard
Part board function is tested, and test data is fed back to EOAS host test frocks, and EOAS host tests frock is to receiving
Feedback data is tested into pretreatment, then feeds back to detection host computer；Meanwhile EOAS host tests frock collection EOAS hosts
CIR plates output direct current 5V power supplys, DUMP plates output direct current 24V power supplys, and gathered data is carried out on after A/D conversions, packing processing
Reach detection host computer.
A kind of EOAS equipment detection methods, it is comprised the following steps：
1., detection host computer and EOAS host tests frock establish and communicate to connect, test mould by detecting upper computer software selection
Formula, category of test and it is devices under, and sends test instruction；
2., EOAS host tests frock docking Acceptance Tests instruction pre-processed, be then forwarded to exterior each board of EOAS hosts
Tested；
3., outside EOAS hosts receive test instruction after parsed, feedback test data to EOAS host test frocks,
EOAS host tests frock is forwarded to detection host computer by network interface and is shown.
In step 1, the detection host computer, is built-in with inspection software, is realized and detected by TCP/IP network communication modes
The data interaction of host computer and EOAS host test frocks, is arranged to client during data interaction, by EOAS by detection host computer
Host test frock is arranged to server-side, and detection host computer actively sends connection request to server-side after starting, treats network connection
Corresponding test operation is carried out after foundation；
The detection upper computer software test pattern, is divided into multimachine test pattern and single machine test pattern；During test, by artificial
Mode carries out test mode selection operation on detection upper computer software；The multimachine test pattern, is surveyed by artificial selection multimachine
Mode button is tried, then carries out multiple single machine tests in a parallel fashion, and by the test result centralized displaying of each host unified
Result output the page in checked for user；
As shown in figure 3, during single machine test, network connection status detection is carried out first, checks EOAS host tests frock and EOAS
Whether the connection of host CPU plate is normal；The independent testing button of EOAS host frocks is selected by detecting upper computer software, is then selected
System test or single-board testing；During system test, system test button is selected by software interface, software is surveyed according to setting board
Examination order automatically selects board and carries out system test to EOAS hosts；During single-board testing, pass through the selection board name of software interface
Title tests a certain piece of board of EOAS hosts；By rear, detection host computer sends test and refers to for system test or single-board testing
Order/data；EOAS hosts receive test and instruct and perform test, then feedback test data；Detect host computer and receive test instead
Data are presented, and data are analyzed according to board detected rule, finally exports and is detected board analysis result；
The single-board testing, including communication interface test, apparatus function test, voltage tester；
The communication interface test, sends specific test data by detecting host computer, compares EOAS hosts frock feedback
Test data, judges that equipment is unified normal if repeatedly test data is consistent, otherwise determining interface is abnormal；
The apparatus function test, is instructed by the functional test of host computer sending device, and frock feedback is parsed according to communication protocol
Test data；Repeatedly test, if parsing the equal function of test data result normally if judge that the function is normal, otherwise
Judge abnormal；
The voltage tester：Equipment current voltage data and the set voltage that it is gathered are fed back according to EOAS host frocks
Scope is judged, judges that equipment voltage is normal if magnitude of voltage is in the range of setting, otherwise judges equipment electric voltage exception.
In step 2, the EOAS host tests frock, internal processor uses microcontroller, and microcontroller is received by network interface
The test instruction and heartbeat packet that host computer is sent, and dock received test instruction and carry out response with heartbeat packet, then will test
Instruction is parsed, and according to the difference of test plate, is sent by corresponding interface by instruction is tested to exterior EOAS hosts
Each tested board；Meanwhile EOAS host tests frock receives feedback data of the test board to test instruction, and will feedback
Data are forwarded again by network interface to be sent to detection host computer；
The EOAS host tests frock, external interface types include RS422, RS485, RS232, network interface；The RS422 connects
Mouthful, connect exterior EOAS host C PM plates, CIR plates and three kinds of RDDU plates, EOAS host tests frock and pass through single channel RS422 serial ports
Pattern according to timesharing switching receives the data that EOAS host C PM plates, CIR plates and RDDU plates are sent；
The RS485 interfaces, connect exterior EOAS Host DT AG plates, and EOAS host tests frock is connect by single channel RS485 serial ports
Receive the data that EOAS Host DT AG plates are sent；
The RS232 interface, connects exterior EOAS host WTD plates, and EOAS host tests frock is received by single channel RS485 serial ports
The data that EOAS host WTD plates are sent；
The network interface, EOAS host tests frock are connected with CPU, DUMP, COMM, DRWTD plate of EOAS hosts respectively,
And receive the data that each board is sent；Meanwhile EOAS host tests frock is communicated with detection host computer using network interface；
The EOAS host tests frock, communicate network interface IP address with detection host computer, and interface IP is realized by debugging serial ports
Address and the configuration and inquiry of MAC Address.
In step 3, the EOAS device detection systems further include that to be devices under each board test on EOAS hosts soft
Part；The exterior EOAS hosts, before each board hardware testing is carried out, install the supporting test software of each board first；It is described
Exterior EOAS hosts board test, including the test of serial ports class board, the test of network interface class board, the test of BATT board tests, CPU board；
The EOAS serial port of host computer class board, including CPM plates, CIR plates, RDDU plates, DTAG plates, WTD plates；The serial ports class board
Test, including LED status test, audio data collecting test, serial communication test, backplane communication test；
The indicator light test mode test, test serial ports class board working status, communications status, refer in the case of right when tested
Show that lamp for flicker, does not flicker when abnormal；
The audio data collecting functional test, EOAS host audio plate test softwares are after test instruction is received, in
Sampled value is read in disconnected processing routine, and compared with last time gathers numerical value, when detecting that it is certain that double sampling numerical value is more than
Corresponding mark is put during threshold value, and is sent together by serial ports to test fixture with other data；
The serial communication function test, after EOAS host board test softwares receive specific data test instruction, Ran Hou
Received data are docked in main program to be parsed, and judge to send to EOAS host tests by same serial ports after data are normal
Frock；
The backplane communication test, EOAS host board test softwares are sent by backplane bus timing to EOAS host CPUs plate
Registration and status information, accordingly indicate when receiving the correct response data postposition of EOAS host CPU plates, and with other data together
Sent by corresponding serial ports to EOAS host test frocks；
The EOAS hosts network interface class board, including CPU board, DUMP plates, COMM plates, DRWTD plates；The network interface class board is surveyed
Examination, after EOAS host tests frock starts, periodically sends registration or status information, when receiving EOAS to EOAS host CPUs plate
After host CPU plate response data, put communication function and normally indicate；Each board of EOAS hosts initiates TCP connections afterwards, if connecting into
The work(test data instruction to be received such as then, if connection is unsuccessful, continues TCP connections next time；After successful connection, to receiving
To test data dissection process and sent by network interface to EOAS host test frocks；
The EOAS host Bs ATT board tests, communication and test are completed by CPU board；It is fixed after EOAS host tests frock starts
When to EOAS host CPUs plate send registration or status information, when receiving EOAS host CPU plate response messages, put bus communication
Mark, then carries out BATT plates indicator lights control test, capacitance voltage acquisition process, after data assembling by CPU board send to
EOAS host test frocks；
The EOAS host CPUs board test, comprising network interface communication test, USB interface test, CF cards test, system clock test,
House dog is tested；EOAS host CPUs plate test software automatic start and is believed according to fixed network configuration after the power is turned on, on CPU board
Breath actively asks network connection to EOAS host tests frock, and after network establishes connection, test software is monitored EOAS hosts and surveyed
The test director data that trial work dress is sent, feedback one side completion primary network interface waiting after receiving network interface test data
Test；Meanwhile test software performs USB interface readwrite tests, CF cards readwrite tests, system clock test on CPU board, and will survey
Test result is transmitted to EOAS hosts and surveys frock；EOAS host CPU plates house dog is tested, straight by performing test software cyclic program
Restart to system reset, after system reboot is completed and connects upper EOAS host tests frock, send system state data and supply
EOAS host tests frock carries out condition adjudgement.
The present invention is using a variety of emulation testing technologies, network technology, by sending different simulation testing director data, interface
Conversion, is detected each equipment plate card function of EOAS hosts, communication, output supply voltage, effectively solves EOAS host devices
The problems such as board volume production detects and regular maintenance detects.
The present invention is developed for EOAS system host equipment, and equipment uses modular construction, is externally connect using standard
Plug-in unit, facilitates testing staff to use equipment, management.
Claims (8)
1. a kind of EOAS device detection systems and its method, it is characterised in that it is comprised the following steps：
1., detection host computer and EOAS host tests frock establish and communicate to connect, test mould by detecting upper computer software selection
Formula, category of test and it is devices under, and sends test instruction；
2., EOAS host tests frock docking Acceptance Tests instruction pre-processed, be then forwarded to exterior each board of EOAS hosts
Tested；
3., outside EOAS hosts receive test instruction after parsed, feedback test data to EOAS host test frocks,
EOAS host tests frock is forwarded to detection host computer by network interface and is shown.
2. a kind of EOAS device detection systems according to claim 1 and its method, it is characterized in that：In step 1, the inspection
Host computer is surveyed, is built-in with inspection software, detection host computer and EOAS host test works are realized by TCP/IP network communication modes
The data interaction of dress, is arranged to client by detection host computer during data interaction, EOAS host test frocks is arranged to service
End, detection host computer actively send connection request after starting to server-side, and corresponding test behaviour is carried out after network connection foundation
Make；
The detection upper computer software, test pattern are divided into multimachine test pattern and single machine test pattern, by manual type into
Row selects and changes to corresponding test pattern page progress relevant operation；The multimachine test pattern, carries out more in a parallel fashion
A single machine test, and the test result centralized displaying of each host is checked in the unified result output page for user；
The single machine test module, by selecting EOAS hosts frock individually to be tested, test comprising unit system test and
Single-board testing；The system test, selects system test button to carry out system test to EOAS hosts by software interface；It is described
Single-board testing, tests a certain piece of board of EOAS hosts by the selection board title of software interface；
The single-board testing, including communication interface test, apparatus function test, voltage tester；
The communication interface test, sends specific test data by detecting host computer, compares EOAS hosts frock feedback
Test data, judges that equipment is unified normal if repeatedly test data is consistent, otherwise determining interface is abnormal；
The apparatus function test, is instructed by the functional test of host computer sending device, and frock feedback is parsed according to communication protocol
Test data；Repeatedly test, judge that the function is normal if the test data result of parsing is normal, otherwise judge
It is abnormal；
The voltage tester：Equipment current voltage data and the set voltage that it is gathered are fed back according to EOAS host frocks
Scope is judged, judges that equipment voltage is normal if magnitude of voltage is in the range of setting, otherwise judges equipment electric voltage exception.
3. a kind of EOAS device detection systems according to claim 1 and its method, it is characterized in that：It is described in step 2
EOAS host test frocks, internal processor use microcontroller, and the test that microcontroller receives host computer transmission by network interface instructs
And heartbeat packet, and dock received test instruction and carry out response with heartbeat packet, then test instruction is parsed, and according to survey
The difference of plate is tried, will test instruction by corresponding interface sends to each tested board of exterior EOAS hosts；Meanwhile
EOAS host tests frock receives feedback data of the test board to test instruction, and feedback data is forwarded again by network interface and is sent
To detection host computer；
The EOAS host tests frock, external interface types include RS422, RS485, RS232, network interface；The RS422 connects
Mouthful, connect exterior EOAS host C PM plates, CIR plates and three kinds of RDDU plates, EOAS host tests frock and pass through single channel RS422 serial ports
Pattern according to timesharing switching receives the data that EOAS host C PM plates, CIR plates and RDDU plates are sent；
The RS485 interfaces, connect exterior EOAS Host DT AG plates, and EOAS host tests frock is connect by single channel RS485 serial ports
Receive the data that EOAS Host DT AG plates are sent；
The RS232 interface, connects exterior EOAS host WTD plates, and EOAS host tests frock is received by single channel RS485 serial ports
The data that EOAS host WTD plates are sent；
The network interface, EOAS host tests frock are connected with CPU, DUMP, COMM, DRWTD plate of EOAS hosts respectively,
And receive the data that each board is sent；Meanwhile EOAS host tests frock is communicated with detection host computer using network interface；
The EOAS host tests frock communicate network interface IP address with detection host computer, passes through EOAS host tests frock debugging string
Cause for gossip shows the configuration and inquiry of the interface IP address and MAC Address.
4. a kind of EOAS device detection systems according to claim 1 and its method, it is characterized in that：It is described in step 3
EOAS device detection systems, further include and are devices under each board test software on EOAS hosts；The exterior EOAS hosts,
Before carrying out each board hardware testing, the supporting test software of each board is installed first；The exterior EOAS hosts board test, bag
Include the test of serial ports class board, the test of network interface class board, the test of BATT board tests, CPU board；
The EOAS serial port of host computer class board, including CPM plates, CIR plates, RDDU plates, DTAG plates, WTD plates；The serial ports class board
Test, including LED status test, audio data collecting test, serial communication test, backplane communication test；
The indicator light test mode test, test serial ports class board working status, communications status, refer in the case of right when tested
Show that lamp for flicker, does not flicker when abnormal；
The audio data collecting functional test, EOAS host audio plate test softwares are after test instruction is received, in
Sampled value is read in disconnected processing routine, and compared with last time gathers numerical value, when detecting that it is certain that double sampling numerical value is more than
Corresponding mark is put during threshold value, and is sent together by serial ports to test fixture with other data；
The serial communication function test, after EOAS host board test softwares receive specific data test instruction, Ran Hou
Received data are docked in main program to be parsed, and judge to send to EOAS host tests by same serial ports after data are normal
Frock；
The backplane communication test, EOAS host board test softwares are sent by backplane bus timing to EOAS host CPUs plate
Registration and status information, accordingly indicate when receiving the correct response data postposition of EOAS host CPU plates, and with other data together
Sent by corresponding serial ports to EOAS host test frocks；
The EOAS hosts network interface class board, including CPU board, DUMP plates, COMM plates, DRWTD plates；The network interface class board is surveyed
Examination, after EOAS host tests frock starts, periodically sends registration or status information, when receiving EOAS to EOAS host CPUs plate
After host CPU plate response data, put communication function and normally indicate；Each board of EOAS hosts initiates TCP connections afterwards, if connecting into
The work(test data instruction to be received such as then, if connection is unsuccessful, continues TCP connections next time；After successful connection, to receiving
To test data dissection process and sent by network interface to EOAS host test frocks；
The EOAS host Bs ATT board tests, communication and test are completed by CPU board；It is fixed after EOAS host tests frock starts
When to EOAS host CPUs plate send registration or status information, when receiving EOAS host CPU plate response messages, put bus communication
Mark, then carries out BATT plates indicator lights control test, capacitance voltage acquisition process, after data assembling by CPU board send to
EOAS host test frocks；
The EOAS host CPUs board test, comprising network interface communication test, USB interface test, CF cards test, system clock test,
House dog is tested；EOAS host CPUs plate test software automatic start and is believed according to fixed network configuration after the power is turned on, on CPU board
Breath actively asks network connection to EOAS host tests frock, and after network establishes connection, test software is monitored EOAS hosts and surveyed
The test director data that trial work dress is sent, feedback one side completion primary network interface waiting after receiving network interface test data
Test；Meanwhile test software performs USB interface readwrite tests, CF cards readwrite tests, system clock test on CPU board, and will survey
Test result is transmitted to EOAS hosts and surveys frock；EOAS host CPU plates house dog is tested, straight by performing test software cyclic program
Restart to system reset, after system reboot is completed and connects upper EOAS host tests frock, send system state data and supply
EOAS host tests frock carries out condition adjudgement.
5. a kind of EOAS device detection systems, it is characterized in that, it includes detection host computer, EOAS host tests frock composition；Institute
Detection host computer is stated to be attached by network with EOAS host test frocks；
The detection host computer, issues, test result is shown for test command；
The EOAS host tests frock, for receiving, the test instruction that perform detection host computer is sent, instructs test at pre- place
The board equipment being sent to after reason on exterior EOAS hosts；Each board test feedback information of exterior EOAS hosts, warp are received at the same time
Sent after pretreatment to detection host computer.
6. a kind of EOAS device detection systems according to claim 5, it is characterized in that：The EOAS host tests frock,
Include EOAS host test frocks cabinet, EOAS host test frock mainboards and each interface accessory；
The EOAS host tests frock cabinet, is fixed for EOAS host test frock mainboards and each interface accessory is fixed and pacified
Dress；
The EOAS host tests frock mainboard, for receiving, perform detection host computer send test instruction, after pretreatment
It is forwarded to exterior EOAS hosts to be tested, while receives EOAS host tests feedback information and be forwarded to detection host computer；
Each interface accessory, connects for external apparatus interface, is fixed on EOAS host test frock case front panel shells
On.
7. a kind of EOAS device detection systems according to claim 5, it is characterized in that：The EOAS host tests frock master
Plate, comprising analogue collection module, dio Output Modules, main processing block, RS232 interface module, RS485 interface modules,
RS422 interface modules, Network Interface Module, ethernet interface module, power module；The analogue collection module, audio are defeated
Go out module, RS232 interface module, RS485 interface modules, RS422 interface modules, Network Interface Module, ethernet interface module
It is electrically connected with main processing block；The ethernet interface module is communicatively coupled with detection host computer by TCP/IP networks；
The analogue collection module, direct current power source voltage is externally exported for gathering exterior EOAS hosts two-way, and will collection
Voltage is transmitted to main processing block after isolation is amplified；The power supply that the EOAS hosts two-way externally exports, is respectively+5VDC
With+24VDC；
The dio Output Modules, for main processing block output 2k audio signals to be transmitted after isolation, partial pressure, interface conversion
To exterior EOAS host audios input interface；
The main processing block, test instruction and heartbeat data packets are sent for receiving detection host computer, and are docked Acceptance Tests and referred to
Order carries out response, parsing, classification processing, and will test instruction by corresponding interface and send to the test board of exterior EOAS hosts
Card；Meanwhile main processing block receives the data packet of exterior EOAS hosts feedback, send after pretreatment to detection host computer；
The RS232 interface module, sends the test instruction of WTD plate interfaces for receiving main processing block, is sent out after interface conversion
Send to exterior EOAS hosts WTD plates；
The RS485 interface modules, send the test instruction of DTAG plate interfaces for receiving main processing block, are sent out after interface conversion
Send to exterior EOAS Host DTs AG plates；
The RS422 interface modules, CIR plates, CPM plates, the test instruction of RDDU plate interfaces, warp are sent for receiving main processing block
Sent after interface conversion to the CIR plates, CPM plates, RDDU plates of exterior EOAS hosts；
The Network Interface Module, for test fixture and COMM boards, DRWTD boards, the DUMP boards of outside EOAS hosts
Communication test is carried out between CPU board card；The Network Interface Module, is configured with multiple independent network interfaces, each separate mesh
Network interface carries out communication link between the COMM boards with exterior EOAS hosts, DRWTD boards, DUMP boards and CPU board card respectively
Connect；
The ethernet interface module, is communicatively coupled for detecting host computer；
The power module, for external input alternating current 220V power supply to be converted to direct current 12V needed for EOAS host test frocks
Operating voltage.
8. a kind of EOAS device detection systems according to claim 5, it is characterized in that：The detection host computer, using work
Industry computer, can be attached communication, test, by external aobvious by the network switch with multiple EOAS host tests frocks
Show that device carries out test result and shows.
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| CN201610931573.5A CN108021119A (en) | 2016-10-31 | 2016-10-31 | A kind of EOAS device detection systems and its method |
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Application publication date: 20180511 |