CN106094788B - Embedded board system for testing stability and method - Google Patents
Embedded board system for testing stability and method Download PDFInfo
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- CN106094788B CN106094788B CN201610389340.7A CN201610389340A CN106094788B CN 106094788 B CN106094788 B CN 106094788B CN 201610389340 A CN201610389340 A CN 201610389340A CN 106094788 B CN106094788 B CN 106094788B
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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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- Automation & Control Theory (AREA)
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Abstract
The present invention proposes a kind of embedded board system for testing stability and method.The system comprises multiple embedded boards to be tested of host computer and network connection host computer.Host computer is provided with configuration and statistical analysis module based on unmanaged code, and embedded board to be tested is provided with system monitoring module and UDS conversation module based on Java Managed Code.The classification for the status information that configuration and statistical analysis module are used to send the period of upload status information to embedded board to be tested and needs upload；System monitoring module establishes timer after being used to receive the period by UDS conversation module, obtains status information corresponding with the classification and is uploaded to configuration and statistical analysis module by the status information that UDS conversation module timing will acquire, then by configuration and statistical analysis module stability test result to export to be tested embedded board for statistical analysis to the status information of upload.Therefore, the accuracy and efficiency of stability test can be improved in the present invention.
Description
Technical field
The present invention relates to embedded development the field of test technology more particularly to embedded board system for testing stability and sides
Method.
Background technique
In product development process, need to carry out stability test to product, it usually needs muti-piece board such as LED is asynchronous
Control card works at the same time, and detects the variation such as core voltage of the inner parameter situation of its system, kernel temperature change, long-time
Whether operation has phenomena such as RAM leakage, crash, restart.Usually in this case long-term test is to need a series of board
It simultaneously participates in, and is a long-term process.Testing time is typically larger than two weeks, needs manually to go to be stared at eyes.Plate
The case where information of card is recorded in board, and then data are exported from one piece of block board, periodically check every piece of board carries out
It records and is analyzed according to data.It can be seen that the prior art there are data record and measurement inaccuracy not in time, need point
The data volume of analysis is bigger, go wrong after the problems such as cannot knowing in time.
Summary of the invention
Therefore, the accuracy and effect to reduce artificial investment and raising stability test during stability test
Rate, the present invention propose a kind of embedded board system for testing stability and a kind of embedded board stability test method.
Specifically, a kind of embedded board system for testing stability that the embodiment of the present invention proposes, comprising: host computer and net
Network connects multiple embedded boards to be tested of the host computer.Wherein, the host computer is provided with based on unmanaged code
Configuration and statistical analysis module, each described embedded board to be tested are provided with the system monitoring based on Java Managed Code
Module and UDS conversation module.The configuration and statistical analysis module to embedded board to be tested described in each for sending
The classification for the status information that the period and needs for uploading status information upload；Each embedded board to be tested it is described
System monitoring module is used to receive that timer, acquisition are established after the period is described to be tested by the UDS conversation module
The status information corresponding with the classification of embedded board and the state that will acquire by the UDS conversation module timing
Information is uploaded to the configuration and the statistical analysis module of the host computer, then by the configuration and statistical analysis module to upload
The status information stability test result for statistical analysis to export the embedded board to be tested.
In one embodiment of the invention, the classification of the status information is the running reality of embedded board to be tested
The log information of Shi Wendu, memory situation, CPU usage, network condition, USB situation, and/or software and system.
In one embodiment of the invention, the configuration and statistical analysis module are also used to receive embedded board to be tested
Several million data for persistently sending of the UDS conversation module of card simultaneously record failure rate or for continuing to insertion to be tested
The UDS conversation module of formula board sends several million data and records failure rate, to complete to the embedded board to be tested
The big data transmission stability of card is tested.
In an embodiment of the present invention, the configuration and statistical analysis module export the steady of the embedded board to be tested
Qualitative test result includes: to draw curve graph according to the status information of upload, and/or set when the value of the status information uploaded is greater than
Warning message is exported when fixed critical value.
In one embodiment of the invention, each described embedded board to be tested is LED display asynchronous controlling
Card.
In addition, a kind of embedded board stability test method that the embodiment of the present invention proposes, is implemented in network connection and exists
Host computer and at least one embedded board together.The embedded board stability test method is comprising steps of on described
The classification for the status information that position machine sends the period of upload status information to the embedded board and needs upload；The insertion
Formula board is based on establishing timer after UDS agreement receives the period, obtains itself system fortune corresponding with the classification
Capable status information and the status information that will acquire based on UDS agreement timing are uploaded to the host computer；And it is described upper
Machine stability test result to export the embedded board for statistical analysis to the status information of upload.
In one embodiment of the invention, the embedded board stability test method further comprises the steps of: on described
Position machine receive several million data that the embedded board is persistently sent based on UDS agreement and record failure rate or it is described on
Position machine, which is based on UDS agreement, to be continued to send several million data to the embedded board and records failure rate, to complete to described embedding
Enter the big data transmission stability test of formula board.
In one embodiment of the invention, the classification of the status information is that the embedded board is running in real time
The log information of temperature, memory situation, CPU usage, network condition, USB situation, and/or software and system.
In one embodiment of the invention, the host computer is for statistical analysis to the status information of upload to export
The stability test result for stating embedded board includes: to draw curve graph according to the status information of upload, and/or work as the shape uploaded
The value of state information exports warning message when being greater than the critical value of setting.
In one embodiment of the invention, the quantity of the embedded board is multiple, and is that LED display is asynchronous
Control card is simultaneously equipped with Android operation system.
From the foregoing, it will be observed that the embodiment of the present invention can reach following one or more the utility model has the advantages that 1) reducing tester
Workload, clear analysis result can be more clear according to data；2) it can remotely check the failure of appearance and solve in time
Certainly；3) operation conditions of the embedded board in test is checked at any time, and can be drawn curve graph according to data and be analyzed；And
4) when breaking down, log can be checked in time, analyze reason.
Through the following detailed description with reference to the accompanying drawings, other aspects of the invention and feature become obvious.But it should know
Road, which is only the purpose design explained, not as the restriction of the scope of the present invention.It should also be noted that unless another
It points out outside, it is not necessary to which scale attached drawing, they only try hard to conceptually illustrate structure and process described herein.
Detailed description of the invention
Below in conjunction with attached drawing, specific embodiments of the present invention will be described in detail.
Fig. 1 is a kind of basic networking plan schematic diagram of embedded board stability test used in the embodiment of the present invention.
Fig. 2 is a kind of embedded board stability test monitoring software general frame schematic diagram of the embodiment of the present invention.
Fig. 3 is the work flow diagram of the end the Client monitoring software on a kind of monitoring computer of the embodiment of the present invention.
Fig. 4 is a kind of user configuration interface schematic diagram of the embodiment of the present invention.
Fig. 5 checks for a kind of stability test result of the embodiment of the present invention uses interface schematic diagram.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
Specifically, the basic scheme thought of the following embodiments of the present invention is: every piece of insertion based on Android operation system
The end a Server monitoring programme (server side to monitor program), this Server are run in the microprocessor of formula board such as ARM
End monitoring programme monitors the internal operation state of embedded board in real time.When there is the end Client monitoring programme (client control
Program) request connection when, then the running state information of embedded board is transmitted to and this end Client monitoring programme is installed
It monitors in computer (one kind of host computer)；Alternatively, this state is transferred in real time when the stateful variation of embedded board
The end Client monitoring programme, then embedded board is statisticallyd analyze according to the running state information of collection by the end Client monitoring programme
The health status of card.In the present embodiment, embedded board is, for example, LED display asynchronous control-card, typically with ARM+
FPGA architecture and embedded OS such as Android operation system is installed.
It is a kind of basic networking plan of embedded board stability test used in the embodiment of the present invention referring to Fig. 1
Schematic diagram.As shown in Figure 1, participate in stability test multiple embedded board 1-n all pass through interchanger and monitoring computer into
Row connection；The end Server monitoring software is for example run on multiple embedded board 1-n, monitors such as operation monitoring institute on computer
The end the Client monitoring software of the running state information of some embedded board 1-n；Each embedded board 1-n and monitoring calculate
TCP communication is established between machine, if embedded board 1-n or monitoring computer need to access wide area network, can pass through interchanger
Connecting wan interface.
It referring to fig. 2, is a kind of embedded board stability test monitoring software general frame of the embodiment of the present invention
Schematic diagram.As shown in Fig. 2, the stability test of the present embodiment is broadly divided into two large divisions with monitoring software: a part is installation
The end Server monitoring software on each embedded board such as n comprising system monitoring (system monitor) module
211 and UDS (unified diagnostic services, unified diagnostic service) session (session) module 213, and
It is realized in Android platform using Java Managed Code (managed code), for obtaining the operation of embedded board n in real time
Status information is simultaneously uploaded to monitoring computer based on UDS agreement using UDS conversation module 213, embedded board n conduct herein
The end Server；Another part is mounted in the end the Client monitoring software on monitoring computer, including configures and statistically analyze mould
Block 23 mainly uses C++ unmanaged code (native code) to realize, monitors computer herein as the end Client, and embedding
Enter after formula board n establishes connection, receives the running state information that embedded board n is uploaded, analyzed, or even draw curve graph
Shape.
It is the workflow of the end the Client monitoring software on a kind of monitoring computer of the embodiment of the present invention referring to Fig. 3
Cheng Tu.Specifically, it will need to carry out embedded board (one or more in e.g. embedded board 1-n of stability test
It is a) starting up, the end Client monitoring software (corresponding configuration and statistical analysis module 23) is opened on monitoring computer and is entered
Monitoring software user interface clicks " starting test " button.Configuration and statistical analysis module 23 are by way of sending udp broadcast
Online embedded board to be tested is searched for, the UDS conversation module 213 in embedded board is replied after receiving broadcast, is returned
The network information (such as MAC Address and IP address etc.) and port numbers of oneself again, waits the configuration and statistics on computer to be monitored
The UDS conversation module 213 of analysis module 23 and embedded board establishes TCP connection.After successful connection, matching on computer is monitored
It sets and statistical analysis module 23 will create embedded board object and increase to and has connected in list, and send embedded board
The classification of status information that the period (or refresh cycle) and needs for uploading status information upload is to having connected embedded board
System monitoring module 211, the classification of the status information uploaded herein for example, temperature, memory behaviour in service, CPU use
Rate, Network status, USB state, log information etc.；The system monitoring module 211 of embedded board can be according to the refresh cycle after receiving
Timer is established, and the status information timing of system is uploaded to configuration and the system of monitoring computer by UDS conversation module 213
Count analysis module 23.Configuration and statistical analysis module 23 on monitoring computer parse the information from embedded board
With distinguishing status information packet and heartbeat packet, and status information data included in status information packet can be saved in database
With for statistical analysis.
In addition, the configuration and statistical analysis module 23 on monitoring computer typically can be to each of embedded board upload
Critical value (or threshold value) can be all arranged in status information data, reference can be made to user configuration interface schematic diagram shown in Fig. 4；Work as insertion
Configuration and statistical analysis mould to be abnormal when the value for the status information data that formula board uploads is greater than critical value, on monitoring computer
Block 23 can Alarm, indicator light can redden, convenient for tester it is apparent check result.
Please also refer to Fig. 4 and Fig. 5, wherein Fig. 5 checks for a kind of stability test result of the embodiment of the present invention uses boundary
Face schematic diagram.In conjunction with can learn in Fig. 4 and Fig. 5: the status information data that embedded board is uploaded to monitoring computer is main
It include: that the running real time temperature of embedded board, the running memory situation of embedded board, embedded board are running
CPU usage, the network condition of embedded board, the USB situation of embedded board are (such as when embedded board is plugged with USB flash disk
When embedded board whether be able to detect that USB flash disk is inserted into), the software in embedded board and the log information of system etc..
In addition, the embodiment of the present invention is directed to embedded board 1-n to be tested, in addition to monitoring its running state information, also
The test of big data transmission stability can be preferably carried out to embedded board 1-n, namely: the UDS conversation module of embedded board
It, can be by embedded board according to configuration after 213 establish TCP connection with the configuration and statistical analysis module 23 monitored on computer
Configuration and statistical analysis module 23 of the UDS conversation module 213 to monitoring computer persistently send 10M data, and check transmission
The failure rate of data is to determine big data transmission stability test result；Certainly, when carrying out the test of big data transmission stability,
10M can also be persistently sent to the UDS conversation module 213 of embedded board by the configuration and statistical analysis module 23 of monitoring calculating
Data record failure rate.
In conclusion the embedded board stability test based on Android operation system that the embodiment of the present invention proposes
Scheme can be reached following one or more the utility model has the advantages that 1) reducing the workload of tester, can be more according to data
Clear analysis result；2) it can remotely check the failure of appearance and solve in time；3) insertion in test is checked at any time
The operation conditions of formula board, and curve graph can be drawn according to data and be analyzed；And it 4) when breaking down, can check in time
Reason is analyzed in log.
It is upper described, it is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, although
The present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any person skilled in the art,
Without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or are modified to
With the equivalent embodiment of variation, but without departing from the technical solutions of the present invention, according to the technical essence of the invention to above
Any simple modification, equivalent change and modification made by embodiment, all of which are still within the scope of the technical scheme of the invention.
Claims (5)
1. a kind of embedded board system for testing stability characterized by comprising host computer and the network connection host computer
Multiple embedded boards to be tested, each embedded board to be tested is LED display asynchronous control-card and to be equipped with
Android operation system；Wherein the host computer is provided with the configuration based on unmanaged code and statistical analysis module, each
The embedded board to be tested is provided with system monitoring module and UDS conversation module based on Java Managed Code；It is described to match
It sets and statistical analysis module is used to send period and the needs for uploading status information to embedded board to be tested described in each
The system monitoring module of the classification of the status information of upload, each embedded board to be tested is used for by described
UDS conversation module receives and establishes timer after the period, obtaining the embedded board to be tested with the classification phase
Corresponding status information and the institute that the host computer is uploaded to by the status information that the UDS conversation module timing will acquire
State configuration and statistical analysis module, then by the configuration and statistical analysis module it is for statistical analysis to the status information of upload with
Export the stability test result of the embedded board to be tested；
Wherein, each described status information that the configuration and statistical analysis module upload the embedded board to be tested is set
Surely there is critical value；The stability test result includes: the curve graph drawn according to the status information of the upload, and/or works as
The value of the status information of the upload is greater than the warning message exported when the critical value of setting；
Wherein, the configuration and statistical analysis module are also used to receive the UDS session mould of the embedded board to be tested
Several million data that block is persistently sent simultaneously record failure rate or for continuing to described in the embedded board to be tested
UDS conversation module sends several million data and records failure rate, to complete the big data biography to the embedded board to be tested
Defeated stability test.
2. embedded board system for testing stability as described in claim 1, which is characterized in that the classification of the status information
For the running real time temperature of embedded board to be tested, memory situation, CPU usage, network condition, USB situation, and/or
The log information of software and system.
3. a kind of embedded board stability test method is implemented in the host computer of network connection together and at least one insertion
Formula board；It is characterized in that, the embedded board stability test method comprising steps of
The class for the status information that the host computer sends the period of upload status information to the embedded board and needs upload
Not；Wherein, the embedded board is LED display asynchronous control-card and is equipped with Android operation system；
The embedded board is based on establishing timer after UDS agreement receives the period, obtains itself and the classification phase
The status information of corresponding system operation and the status information that will acquire based on UDS agreement timing are uploaded to the host computer；
And
Host computer stability test knot to export the embedded board for statistical analysis to the status information of upload
Fruit；
Wherein, each described status information that the host computer uploads the embedded board is set with critical value；It is described steady
Qualitative test result includes: according to the curve graph of the status information of upload drafting, and/or when the status information of the upload
Value warning message for exporting when being greater than the critical value of setting；
Wherein, the host computer receives several million data that the embedded board is persistently sent based on UDS agreement and records mistake
It loses rate or the host computer is based on UDS agreement and continues to send several million data to the embedded board and record failure rate,
To complete the big data transmission stability test to the embedded board.
4. embedded board stability test method as claimed in claim 3, which is characterized in that the classification of the status information
For the running real time temperature of the embedded board, memory situation, CPU usage, network condition, USB situation, and/or soft
The log information of part and system.
5. embedded board stability test method as claimed in claim 3, which is characterized in that the number of the embedded board
Amount is multiple.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109710496A (en) * | 2018-12-28 | 2019-05-03 | 中科院计算技术研究所南京移动通信与计算创新研究院 | A kind of method, apparatus, equipment and the storage medium of cabinet visual control |
| CN109815140A (en) * | 2019-01-05 | 2019-05-28 | 咪付（广西）网络技术有限公司 | A kind of automatization test system and method for the realization of embedded type C language |
| CN111061612A (en) * | 2019-12-12 | 2020-04-24 | 天地伟业技术有限公司 | Embedded system state monitoring method |
| CN111508550B (en) * | 2020-04-16 | 2022-07-15 | 苏州浪潮智能科技有限公司 | Nand Flash test method, system and device |
| CN112311862A (en) * | 2020-10-21 | 2021-02-02 | 湖南涛峻科技有限公司 | Multifunctional interconnection communication protocol system and data state maintenance process thereof |
| CN112612672B (en) * | 2020-12-18 | 2022-03-01 | 四川九洲电器集团有限责任公司 | Embedded software real-time running state monitoring method |
| CN114184935A (en) * | 2021-11-30 | 2022-03-15 | 上海御渡半导体科技有限公司 | ATE board card state display device and display method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101118513A (en) * | 2006-08-03 | 2008-02-06 | 鸿富锦精密工业（深圳）有限公司 | Board testing system and method |
| CN101447171A (en) * | 2007-11-27 | 2009-06-03 | 上海熙讯电子科技有限公司 | Embedded multimedia LED display screen control system |
| CN201585178U (en) * | 2009-12-17 | 2010-09-15 | 广州中大中鸣科技有限公司 | Control device of LED lamp based on DMX512 protocol |
| CN103473166A (en) * | 2013-08-27 | 2013-12-25 | 中国航天科工集团第二研究院七〇六所 | Small embedded-type system board card monitoring system |
| CN104065922A (en) * | 2014-06-20 | 2014-09-24 | 西安诺瓦电子科技有限公司 | LED display screen terminal monitoring and control system and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6330587B1 (en) * | 1998-12-21 | 2001-12-11 | Ford Global Technologies, Inc. | Real-time multiprocessing computer infrastructure for automated testing |
-
2016
- 2016-06-02 CN CN201610389340.7A patent/CN106094788B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101118513A (en) * | 2006-08-03 | 2008-02-06 | 鸿富锦精密工业（深圳）有限公司 | Board testing system and method |
| CN101447171A (en) * | 2007-11-27 | 2009-06-03 | 上海熙讯电子科技有限公司 | Embedded multimedia LED display screen control system |
| CN201585178U (en) * | 2009-12-17 | 2010-09-15 | 广州中大中鸣科技有限公司 | Control device of LED lamp based on DMX512 protocol |
| CN103473166A (en) * | 2013-08-27 | 2013-12-25 | 中国航天科工集团第二研究院七〇六所 | Small embedded-type system board card monitoring system |
| CN104065922A (en) * | 2014-06-20 | 2014-09-24 | 西安诺瓦电子科技有限公司 | LED display screen terminal monitoring and control system and method |
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