CN110083141A - PLC main control module test method, device, system and computer equipment - Google Patents
PLC main control module test method, device, system and computer equipment Download PDFInfo
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- CN110083141A CN110083141A CN201910308125.3A CN201910308125A CN110083141A CN 110083141 A CN110083141 A CN 110083141A CN 201910308125 A CN201910308125 A CN 201910308125A CN 110083141 A CN110083141 A CN 110083141A
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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
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0256—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults injecting test signals and analyzing monitored process response, e.g. injecting the test signal while interrupting the normal operation of the monitored system; superimposing the test signal onto a control signal during normal operation of the monitored system
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Abstract
This application involves a kind of PLC main control module test method, device, system, computer equipment and storage mediums.The described method includes: obtaining test item, and it is based on test item, configuration data packet is sent to PLC main control module group to be measured, for configuration data packet for making PLC main control module group to be measured enter test pattern corresponding with test item, PLC main control module group to be measured includes at least two PLC main control modules to be measured；During test signal is transmitted through PLC main control module group to be measured, test data corresponding with test item is obtained；Based on test data, test result corresponding with test item is determined.PLC main control module can be tested using this method without third party's module, connection line is simple, and can realize primary two module synchronizations test, improves efficiency.
Description
Technical field
This application involves PLC detection technique fields, more particularly to a kind of PLC main control module test method, device, are
System, computer equipment and storage medium.
Background technique
PLC (programmable logic controller (PLC)) is used as a kind of industrial control unit (ICU), has in industrial control field particularly important
Status, with the proposition of science and technology maked rapid progress with intelligence manufacture strategy, development trend and application are all the more by people
Attention.Diversification and standardization of the demand for development of contemporary PLC to networking, modularization, intelligence, programming language and tool
It sets out.PLC due to its with control mode flexibly, programming it is simple, compact-sized it is simple, be easier to apply control, high reliablity, anti-
The automation control that the features such as interference performance is strong is largely used in industrial circle, it is desirable that each module of PLC is carried out before producing
Detection.
Complete set system is used substantially for the test of PLC main control module at present, main control module access is wherein nested
Test, the scheme that individually main control module is not tested.Using holonomic system test scheme need by third party
Tool or module are excessive, and connection line is complicated, and test process is cumbersome.
Summary of the invention
Based on this, it is necessary in view of the above technical problems, provide a kind of PLC main control module test method, device, system,
Computer equipment and storage medium.
A kind of PLC main control module test method, which comprises
Test item is obtained, and is based on the test item, sends configuration data packet to PLC main control module group to be measured, it is described to match
Data packet is set for making the PLC main control module group to be measured enter test pattern corresponding with the test item；The PLC to be measured
Main control module group includes at least two PLC main control modules to be measured；
During test signal is transmitted through the PLC main control module group to be measured, obtain corresponding with the test item
Test data；
Based on the test data, test result corresponding with the test item is determined.
A kind of PLC main control module test device, described device include:
Configuration data packet sending module for obtaining test item, and is based on the test item, to PLC main control module to be measured
Group sends configuration data packet, and the configuration data packet is for entering the PLC main control module group to be measured and the test item pair
The test pattern answered；The PLC main control module group to be measured includes at least two PLC main control modules to be measured；
Test data obtains module, for obtaining during test signal is transmitted through the PLC main control module group to be measured
Take test data corresponding with the test item；
Test data analysis module determines test result corresponding with the test item for being based on the test data.
A kind of PLC main control module test macro, the system comprises:
At least two module communication modules to be measured, each module communication module to be measured and PLC main control module to be measured connect
It connects；At least one described module communication module to be measured is connect with host computer, and the module communication module to be measured is by the host computer
Test item signal be transmitted to the PLC main control module to be measured, the test item signal is for making the PLC main control module to be measured
Into test pattern corresponding with the test item；
The test data of the PLC main control module to be measured is uploaded to described upper via the module communication module to be measured
Machine；Test data and corresponding relevant test data by the host computer based on the PLC main control module to be measured determine
Test result corresponding with the test item；The relevant test data includes the host computer and the PLC master control mould to be measured
The serial port communication data of block, or setting data corresponding with the test data of the PLC main control module to be measured.
A kind of computer equipment, including memory and processor, the memory are stored with computer program, the processing
Device performs the steps of when executing the computer program
Test item is obtained, and is based on the test item, sends configuration data packet to PLC main control module group to be measured, it is described to match
Data packet is set for making the PLC main control module group to be measured enter test pattern corresponding with the test item；The PLC to be measured
Main control module group includes at least two PLC main control modules to be measured；
During test signal is transmitted through the PLC main control module group to be measured, obtain corresponding with the test item
Test data；
Based on the test data, test result corresponding with the test item is determined.
A kind of computer readable storage medium, is stored thereon with computer program, and the computer program is held by processor
It is performed the steps of when row
Test item is obtained, and is based on the test item, sends configuration data packet to PLC main control module group to be measured, it is described to match
Data packet is set for making the PLC main control module group to be measured enter test pattern corresponding with the test item；The PLC to be measured
Main control module group includes at least two PLC main control modules to be measured；
During test signal is transmitted through the PLC main control module group to be measured, obtain corresponding with the test item
Test data；
Based on the test data, test result corresponding with the test item is determined.
Above-mentioned PLC main control module test method, device, system, computer equipment and storage medium, without third party
Module can test PLC main control module, and connection line is simple, and can realize primary two module synchronizations test, improve
Efficiency.
Detailed description of the invention
Fig. 1 is the structural block diagram of one embodiment PLC main control module test macro；
Fig. 2 is the flow diagram of PLC main control module test method in one embodiment；
Fig. 3 is the flow diagram of the network interface test method of PLC main control module in one embodiment；
Fig. 4 is the flow diagram of the CAN mouth test method of PLC main control module in one embodiment；
Fig. 5 is the flow diagram of the FRAM test method of PLC main control module in one embodiment；
Fig. 6 is the flow diagram of the dial-up test method of PLC main control module in one embodiment；
Fig. 7 is the flow diagram of the serial ports RTC test method of PLC main control module in one embodiment；
Fig. 8 is the structural block diagram of PLC main control module test device in one embodiment；
Fig. 9 is the internal structure chart of computer equipment in one embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
In one embodiment, a kind of PLC main control module test macro is provided, which includes at least two moulds to be measured
Block communication module, each module communication module to be measured are connect with PLC main control module to be measured, at least one module communication module to be measured
It is connect with host computer.
The test item signal of host computer is transmitted to PLC main control module to be measured, test item signal by module communication module to be measured
For making PLC main control module to be measured enter test pattern corresponding with test item.Specifically, test item include: network interface test,
CAN mouthfuls of tests, FRAM test, dial-up test and serial ports RTC test.
The test data of PLC main control module to be measured is uploaded to host computer via module communication module to be measured, by host computer base
In the test data and corresponding relevant test data of PLC main control module to be measured, test knot corresponding with test item is determined
Fruit；Relevant test data includes the serial port communication data of host computer Yu PLC main control module to be measured, or with PLC master control mould to be measured
The corresponding setting data of the test data of block.
In one embodiment, as shown in Figure 1, providing a kind of PLC main control module test macro, which includes two
Module communication module to be measured, each module communication module to be measured include floor module 131 interconnected and network electric power module
132.Floor module 131 is connect with PLC main control module 120 to be measured, for providing power link for PLC main control module 120 to be measured
And communication link.Network electric power module 132 is connect with floor module 131 and host computer 110 respectively, for being PLC master control to be measured
Module 120 provides power supply, and provides the interface communicated with host computer 110 for PLC main control module 120 to be measured.Specifically, two nets
Network power module 132 is connect by interchanger 140 with host computer 110 respectively, and interchanger 140 is for providing multiple network insertion ends
Mouthful.
The external interface of PLC main control module 120 to be measured includes network interface, CAN mouthfuls and serial ports, in one embodiment, two
The network interface of PLC main control module 120 to be measured is mutually butted, and the CAN mouth of two PLC main control modules 120 to be measured is mutually butted.Two to
The RS232 serial ports for surveying PLC main control module 120 is communicated to connect with host computer 110 respectively.
PLC main control module test method provided by the present application can be applied to PLC main control module test as shown in Figure 1
In system.In one embodiment, as shown in Fig. 2, providing a kind of PLC main control module test method, it is applied in this way
It is illustrated for host computer in Fig. 1, includes the following steps S202 to step S206.
S202 obtains test item, and is based on test item, sends configuration data packet to PLC main control module group to be measured, configures number
According to packet for making PLC main control module group to be measured enter test pattern corresponding with test item；PLC main control module group to be measured includes extremely
Few two PLC main control modules to be measured.
In one embodiment, PLC main control module group to be measured includes two PLC main control modules to be measured interconnected, is led to
Crossing UDP network connection, any one PLC main control module to be measured sends configuration data packet thereto, can make two PLC masters to be measured
Control module enters test pattern.It specifically, can be to two PLC masters to be measured when test item is that network interface is tested or CAN is tested
Module progress while group are controlled to test.It, can be to two when test item is that FRAM test, dial-up test or serial ports RTC are tested
PLC main control module to be measured is carried out while being tested, can also be to one of them PLC master control to be measured of two PLC main control modules to be measured
Module is individually tested.
S204 obtains test corresponding with test item during test signal is transmitted through PLC main control module group to be measured
Data.
In one embodiment, test item is network interface test, and test data corresponding with test item includes PLC master control to be measured
Module network interface sends data and receives data.
In one embodiment, test item is CAN mouthfuls of tests, and test data corresponding with test item includes PLC master to be measured
Module CAN mouthfuls of transmission data of control and reception data.
In one embodiment, test item is FRAM test, and test data corresponding with test item includes PLC master control to be measured
Read or write speed data of the module to power down storage region.
In one embodiment, test item is dial-up test, and test data corresponding with test item is PLC master control mould to be measured
The dial-up data for the dial-up dish that the corresponding interface data in the setting position of block dial-up dish and PLC main control module to be measured are read.
In one embodiment, test item is serial ports RTC test, and test data corresponding with test item is logical by serial ports
Believe the first RTC clock information being written in PLC main control module to be measured, and PLC main control module to be measured is read by serial communication
The second RTC clock information after setting delay time.
S206 is based on test data, determines test result corresponding with test item.
In one embodiment, it when test item is network interface test or CAN mouthfuls of tests, specifically includes: calculating and send data
And receive the test communication error rate and test packet loss between data；Compare test communication error rate and default communication error rate
Size relation, and test packet loss and default packet loss size relation, obtain comparison result；According to comparison result, really
Determine test result.
In one embodiment, presetting communication error rate is 0.000001, and presetting packet loss is 0.000001.If test is logical
Letter error rate tests packet loss less than 0.000001 less than 0.000001, then test data meets test index, determines test
It as a result is qualification.If testing communication error rate is greater than or equal to 0.000001, alternatively, test packet loss is greater than or equal to
0.000001, then test data is unsatisfactory for test index, determines that test result is unqualified.
In one embodiment, it is being based on test data, after determining corresponding with test item test result, further includes:
Test data and test result are stored, and generates test report corresponding with test item, for inquiry.
In one embodiment, PLC main control module group to be measured includes two PLC main control modules to be measured, two PLC masters to be measured
The network interface for controlling module is connected with each other by cable, and test item is network interface test, and survey is grouped to two PLC main control modules to be measured
Examination, as shown in figure 3, a kind of network interface test method of PLC main control module is provided, the host computer being applied in Fig. 1 in this way
For be illustrated, include the following steps S302 to step S308.
S302, any one PLC main control module to be measured into two PLC main control modules to be measured send network interface test configurations
Data packet, so that two PLC main control modules to be measured enter network interface test pattern.
S304, any one PLC main control module to be measured into two PLC main control modules to be measured send starting test data
Packet, to indicate that two PLC main control modules to be measured are sent data packets to each other by network interface interconnected.
S306, any one the PLC main control module to be measured obtained in two PLC main control modules to be measured are sending data packets to each other
The network interface acquired in the process sends data and network interface receives data.
In one embodiment, using a PLC main control module to be measured in two PLC main control modules to be measured as master to be measured
Module, another PLC main control module to be measured do not require to limit, can appoint from module as to be measured for the identification of principal and subordinate's module
Meaning assert one of them in two PLC main control modules to be measured for main module to be measured, another automatically becomes to be measured from module.
In one embodiment, it may is that be connected to the network by UDP to main module to be measured and send network interface test configurations data
Packet is connected to the network to main module to be measured by UDP and sends starting test data packet, obtains main mould to be measured by UDP network connection
The network interface that block acquires during sending data packets to each other sends data and network interface receives data.
S308 sends data based on network interface and network interface receives data, determines network interface test result.
In one embodiment, network interface sends data and is sent to the number to be measured from module by network interface for main module to be measured
According to it is that main module to be measured is received from the data to be measured from module by network interface that network interface, which receives data,.
In one embodiment, the communication error rate and packet loss between network interface transmission data and network interface reception data are calculated
Rate, if communication error rate, less than 0.000001, and packet loss is less than 0.000001, it is believed that network interface test data meets test and refers to
Mark, determine main module to be measured and it is to be measured from the network interface test result of module be qualification.If communication error rate is greater than or equal to
0.000001, alternatively, packet loss is greater than or equal to 0.000001, it is believed that network interface test data is unsatisfactory for test index, determine to
Survey main module and it is to be measured from the network interface test result of module be unqualified.
In one embodiment, data and network interface reception data are being sent based on network interface, after determining network interface test result,
Further include: storage network interface sends data, network interface receives data and network interface test result, and generates network interface test report, for
Inquiry.
In one embodiment, PLC main control module group to be measured includes two PLC main control modules to be measured, two PLC masters to be measured
The CAN mouth for controlling module is connected with each other by CAN bus, and test item is CAN mouthfuls of tests, is carried out to two PLC main control modules to be measured
Group is to test, as shown in figure 4, providing a kind of CAN mouth test method of PLC main control module, is applied in Fig. 1 in this way
It is illustrated for host computer, includes the following steps S402 to step S408.
S402, any one PLC main control module to be measured into two PLC main control modules to be measured send CAN mouthfuls of tests and match
Data packet is set, so that two PLC main control modules to be measured enter CAN mouthfuls of test patterns.
S404, any one PLC main control module to be measured into two PLC main control modules to be measured send starting test data
Packet is sent data packets to each other with two PLC main control modules to be measured of instruction by CAN mouthfuls interconnected.
S406, any one the PLC main control module to be measured obtained in two PLC main control modules to be measured are sending data packets to each other
The CAN mouth acquired in the process sends data and CAN mouthfuls of reception data.
In one embodiment, using a PLC main control module to be measured in two PLC main control modules to be measured as master to be measured
Module, another PLC main control module to be measured do not require to limit, can appoint from module as to be measured for the identification of principal and subordinate's module
Meaning assert one of them in two PLC main control modules to be measured for main module to be measured, another automatically becomes to be measured from module.
In one embodiment, it may is that be connected to the network by UDP to main module to be measured and send CAN mouthfuls of test configurations numbers
It according to packet, is connected to the network by UDP to main module to be measured and sends starting test data packet, master to be measured is obtained by UDP network connection
The CAN mouth that module acquires during sending data packets to each other sends data and CAN mouthfuls of reception data.
S408 is based on CAN mouthfuls of transmission data and CAN mouthfuls of reception data, determines CAN mouthfuls of test results.
In one embodiment, CAN mouthfuls of transmission data are sent to the number to be measured from module by CAN mouthfuls for main module to be measured
According to CAN mouthfuls of reception data are that main module to be measured is received from the data to be measured from module by CAN mouthfuls.
In one embodiment, CAN mouthfuls are calculated and sends data and the CAN mouthfuls of communication error rates and packet loss received between data
Rate, if communication error rate, less than 0.000001, and packet loss is less than 0.000001, it is believed that CAN mouthfuls of test datas meet test and refer to
Mark, determine main module to be measured and it is to be measured from the CAN mouth test result of module be qualification.If communication error rate is greater than or equal to
0.000001, alternatively, packet loss is greater than or equal to 0.000001, it is believed that CAN mouthful test datas are unsatisfactory for test index, determination to
Survey main module and it is to be measured from the CAN mouth test result of module be unqualified.
In one embodiment, be based on CAN mouthfuls of transmission data and CAN mouthfuls of reception data, determine CAN mouthfuls of test results it
Afterwards, further includes: CAN mouthfuls of transmission data of storage, CAN mouthfuls of reception data and CAN mouthfuls of test results, and generate CAN mouthfuls of test reports
It accuses, for inquiry.
In one embodiment, PLC main control module group to be measured includes two PLC main control modules to be measured, test item FRAM
Test is carried out while being tested to two PLC main control modules to be measured, as shown in figure 5, providing a kind of FRAM of PLC main control module
Test method is applied to be illustrated for the host computer in Fig. 1 in this way, includes the following steps S502 to step S508.
S502 sends FRAM test configurations data packet to two PLC main control modules to be measured, so that two PLC to be measured respectively
Main control module enters FRAM test pattern.
S504 sends starting test data packet, respectively to two PLC main control modules to be measured to indicate two PLC masters to be measured
It controls module and preset times read-write is carried out to respective power down storage region.
S506 is obtained default time that two PLC main control modules to be measured acquire during respective preset times are read and write
Number reading speed data and preset times writing speed data.
In one embodiment, it may is that be connected to the network by UDP to two PLC main control modules to be measured and send respectively
FRAM test configurations data packet is connected to the network by UDP and sends starting test data respectively to two PLC main control modules to be measured
Packet obtains the preset times reading speed data and preset times of two PLC main control modules to be measured by UDP network connection respectively
Writing speed data.
S508 is based on preset times reading speed data and preset times writing speed data, determines FRAM test result.
In one embodiment, the maximum reading in the preset times reading speed data of each PLC main control module to be measured is taken
The maximum writing speed in speed and preset times writing speed data is taken to survey as the FRAM of the PLC main control module to be measured
Test result.
In one embodiment, preset times reading speed data and preset times writing speed data are being based on, determined
After FRAM test result, further includes: storage preset times reading speed data, preset times writing speed data and FRAM
Test result, and FRAM test report is generated, for inquiry.
In one embodiment, PLC main control module group to be measured includes two PLC main control modules to be measured, and test item is dial-up
Test is carried out while being tested to two PLC main control modules to be measured, as shown in fig. 6, providing a kind of dial-up of PLC main control module
Test method is applied to be illustrated for the host computer in Fig. 1 in this way, includes the following steps S602 to step S608.
S602 sends dial-up test configurations data packet to two PLC main control modules to be measured, so that two PLC to be measured respectively
Main control module enters dial-up test pattern.
S604 sends starting test data packet, respectively to two PLC main control modules to be measured to indicate two PLC masters to be measured
Control module reads the dial-up data of respective dial-up dish.
S606, respectively obtain two PLC main control modules to be measured dial-up dish the corresponding interface data in setting position and
The dial-up data for the respective dial-up dish that two PLC main control modules to be measured are read.
In one embodiment, it may is that be connected to the network by UDP to two PLC main control modules to be measured and send respectively
FRAM test configurations data packet is connected to the network by UDP and sends starting test data respectively to two PLC main control modules to be measured
Packet obtains the corresponding interface number in setting position of the dial-up dish of two PLC main control modules to be measured by UDP network connection respectively
According to and the dial-up data of respective dial-up dish that read of two PLC main control modules to be measured.
S608 is based on interface data and dial-up data, determines dial-up test result.
In one embodiment, dial-up test judgement standard is whether mapping data are correct, more each PLC master control to be measured
The interface data and dial-up data of the dial-up dish of module determine PLC main control module to be measured if dial-up data are consistent with interface data
Dial-up test result be meet testing standard, if dial-up data are inconsistent with interface data, determine the PLC main control module to be measured
Dial-up test result is to be unsatisfactory for testing standard.
In one embodiment, after being based on interface data and dial-up data, determining dial-up test result, further includes:
Interface data, dial-up data and dial-up test result are stored, and generates dial-up test report, for inquiry.
In one embodiment, PLC main control module group to be measured includes two PLC main control modules to be measured, and test item is serial ports
RTC test is carried out while being tested to two PLC main control modules to be measured, as shown in fig. 7, providing a kind of dialling for PLC main control module
Code test method is applied to be illustrated for the host computer in Fig. 1 in this way, includes the following steps S702 to step
S708。
S702 sends serial ports RTC test configurations data packet to two PLC main control modules to be measured, so that two to be measured respectively
PLC main control module enters serial ports RTC test pattern.
S704 is respectively written into the first RTC clock information in two PLC main control modules to be measured by serial communication.
S706 reads two PLC main control modules to be measured by serial communication respectively after setting delay time respectively
Second RTC clock information.
In one embodiment, it may is that be connected to the network by UDP to two PLC main control modules to be measured and send string respectively
Mouth RTC test configurations data packet, is respectively written into the first RTC clock in two PLC main control modules to be measured by RS232 serial communication
Information reads second of two PLC main control modules to be measured respectively after setting delay time by RS232 serial communication respectively
RTC clock information.
S708 is based on the first RTC clock information and the second RTC clock information, determines serial ports RTC test result.
In one embodiment, the second RTC clock information and the first RTC clock of each PLC main control module to be measured are calculated
Time difference between information, calculate the time difference and set delay time between difference, if the difference be less than or equal to 1 second, really
The serial ports RTC test result of the fixed PLC main control module to be measured is that RTC clock read-write capability is normal, if the difference is greater than 1 second, really
The serial ports RTC test result of the fixed PLC main control module to be measured is that RTC clock read-write capability is abnormal.
In one embodiment, it is being based on the first RTC clock information and the second RTC clock information, is determining that serial ports RTC is tested
As a result after, further includes: the first RTC clock information of storage, the second RTC clock information and dial-up test result, and generate string
Mouth RTC test report, for inquiry.
Above-mentioned PLC main control module test macro and method can carry out PLC main control module without third party's module
Test, connection line is simple, and can realize primary two module synchronizations test, improves efficiency, reduces human intervention process.
It should be understood that although each step in the flow chart of Fig. 2-7 is successively shown according to the instruction of arrow,
These steps are not that the inevitable sequence according to arrow instruction successively executes.Unless expressly stating otherwise herein, these steps
Execution there is no stringent sequences to limit, these steps can execute in other order.Moreover, at least one in Fig. 2-7
Part steps may include that perhaps these sub-steps of multiple stages or stage are not necessarily in synchronization to multiple sub-steps
Completion is executed, but can be executed at different times, the execution sequence in these sub-steps or stage is also not necessarily successively
It carries out, but can be at least part of the sub-step or stage of other steps or other steps in turn or alternately
It executes.
In one embodiment, as shown in figure 8, providing a kind of PLC main control module test device, comprising: configuration data
Packet sending module 810, test data obtain module 820 and test data analysis module 830, in which:
Configuration data packet sending module 810 for obtaining test item, and is based on test item, to PLC main control module group to be measured
Configuration data packet is sent, configuration data packet is for making PLC main control module group to be measured enter test pattern corresponding with test item；To
Surveying PLC main control module group includes at least two PLC main control modules to be measured.
Test data obtains module 820, for obtaining during test signal is transmitted through PLC main control module group to be measured
Take test data corresponding with test item.
Test data analysis module 830 determines test result corresponding with test item for being based on test data.
In one embodiment, configuration data packet sending module 810 include: network interface test configurations data packet sending unit,
CAN mouthfuls of test configurations data packet sending units, FRAM test configurations data packet sending unit, dial-up test configurations data packet are sent
Unit and serial ports RTC test configurations data packet sending unit.
In one embodiment, it includes: that network interface test data obtains module, CAN mouthfuls of tests that test data, which obtains module 820,
Data acquisition module, FRAM test data obtain module, dial-up test data obtains module and serial ports RTC test data obtains
Module.
It includes: that starting network interface test data packet transmission unit and network interface test data obtain that network interface test data, which obtains module,
Unit.Start network interface test data packet transmission unit for any one PLC master control to be measured into PLC main control module group to be measured
Module sends starting network interface test data packet, is passed through with the two PLC main control modules to be measured indicated in PLC main control module group to be measured
Network interface sends data packets to each other.Any one of network interface test data acquiring unit for obtaining in PLC main control module group to be measured is to be measured
The network interface that PLC main control module acquires during being sent data packets to each other by network interface sends data and network interface receives data.
It includes: CAN mouthfuls of test data packet transmission units of starting and CAN mouthfuls of test datas that CAN mouthfuls of test datas, which obtain module,
Acquiring unit.CAN mouthfuls of test data packet transmission units of starting are to be measured for any one into PLC main control module group to be measured
PLC main control module sends CAN mouthfuls of test data packets of starting, to indicate two PLC master controls to be measured in PLC main control module group to be measured
Module is sent data packets to each other by CAN mouthfuls.CAN mouthfuls of test data acquiring units are used to obtain appointing in PLC main control module group to be measured
A PLC main control module to be measured anticipate by the CAN mouthfuls of CAN acquired during sending data packets to each other mouths transmission data and CAN mouthfuls
Receive data.
It includes: that starting FRAM test data packet transmission unit and FRAM test data obtain that FRAM test data, which obtains module,
Unit.Start FRAM test data packet transmission unit to be used to send starting FRAM test data into PLC main control module group to be measured
Packet, to indicate that the PLC main control module to be measured in PLC main control module group to be measured carries out preset times to respective power down storage region
Read-write.FRAM test data acquiring unit is used to obtain the PLC main control module to be measured in PLC main control module group to be measured at default time
The preset times reading speed data and preset times writing speed data acquired during number read-write.
It includes: that starting dial-up test data packet transmission unit and dial-up test data obtain that dial-up test data, which obtains module,
Unit.Start dial-up test data packet transmission unit to be used to send starting dial-up test data packet to PLC main control module group to be measured,
To indicate that the PLC main control module to be measured in PLC main control module group to be measured reads the dial-up data of respective dial-up dish.Dial-up tests number
It is used to obtain the setting position of the respective dial-up dish of the PLC main control module to be measured in PLC main control module group to be measured according to acquiring unit
The dial-up for the respective dial-up dish that PLC main control module to be measured in corresponding interface data and PLC main control module group to be measured is read
Data.
It includes: RTC clock information writing unit and RTC clock Information reading unit that serial ports RTC test data, which obtains module,.
RTC clock information writing unit is used for the PLC main control module to be measured write-in by serial communication in PLC main control module group to be measured
First RTC clock information.RTC clock Information reading unit by serial communication for being read in PLC main control module group to be measured
Second RTC clock information of the PLC main control module to be measured after setting delay time.
In one embodiment, test data analysis module 830 includes: network interface test data analysis module, CAN mouthfuls of tests
Data analysis module, FRAM test data analysis module, dial-up test data analysis module and serial ports RTC test data analysis
Module.
Network interface test data analysis module includes: the first computing unit, the first comparing unit and the first determination unit.First
Computing unit is used to calculate communication error rate and packet loss between network interface transmission data and network interface reception data.First is relatively more single
The size that member sends communication error rate and default communication error rate between data and network interface reception data for comparing network interface is closed
System and network interface send data and network interface receives the size relation of packet loss and default packet loss between data, obtain first
Comparison result.First determination unit is for according to the first comparison result, determining network interface test result.
CAN mouthfuls of test data analysis modules include: the second computing unit, the second comparing unit and the second determination unit.The
Two computing units are used to calculate CAN mouthfuls and send data and the CAN mouthfuls of communication error rates and packet loss received between data.Second ratio
It is used to compare CAN mouthfuls compared with unit and sends data and the CAN mouthfuls of communication error rates received between data and default communication error rate
The size relation of size relation and the CAN mouthfuls of packet loss sent between data and CAN mouthfuls of reception data and default packet loss,
Obtain the second comparison result.Second determination unit is used to determine CAN mouthfuls of test results according to the second comparison result.
FRAM test data analysis module includes: read or write speed comparing unit and read or write speed determination unit.Read or write speed
Comparing unit is used to compare the size and preset times write-in speed of each reading speed in preset times reading speed data
The size of each writing speed of the degree in.Read or write speed determination unit is for taking in preset times reading speed data most
Maximum writing speed in big reading speed and preset times writing speed data is as FRAM test result.
Dial-up test data analysis module includes: third comparing unit and third determination unit.Third comparing unit is used for
It is whether consistent with interface data to compare dial-up data.Third determination unit be used for based on dial-up data compared with interface data knot
Fruit determines dial-up test result.
Serial ports RTC test data analysis module include: third computing unit, the 4th computing unit and the 4th comparing unit and
4th determination unit.Third computing unit is used to calculate the time between the second RTC clock information and the first RTC clock information
Difference.4th computing unit is used to calculate the time difference and sets the difference between delay time, obtains testing time error amount.4th
Comparing unit is used to compare the size relation of testing time error amount Yu preset time error amount.4th determination unit is used for basis
The size relation of testing time error amount and preset time error amount determines serial ports RTC test result.
In one embodiment, which further includes data memory module, for storing test data and test result,
And generate test report.
Specific restriction about PLC main control module test device may refer to above for PLC main control module test side
The restriction of method, details are not described herein.Modules in above-mentioned PLC main control module test device can be fully or partially through soft
Part, hardware and combinations thereof are realized.Above-mentioned each module can be embedded in the form of hardware or independently of the processing in computer equipment
It in device, can also be stored in a software form in the memory in computer equipment, in order to which processor calls execution above each
The corresponding operation of a module.
In one embodiment, a kind of computer equipment is provided, which can be server, internal junction
Composition can be as shown in Figure 9.The computer equipment include by system bus connect processor, memory, network interface and
Database.Wherein, the processor of the computer equipment is for providing calculating and control ability.The memory packet of the computer equipment
Include non-volatile memory medium, built-in storage.The non-volatile memory medium is stored with operating system, computer program and data
Library.The built-in storage provides environment for the operation of operating system and computer program in non-volatile memory medium.The calculating
The database of machine equipment is for storing test data and test result.The network interface of the computer equipment is used for and outside
Terminal passes through network connection communication.To realize a kind of PLC main control module test method when the computer program is executed by processor.
It will be understood by those skilled in the art that structure shown in Fig. 9, only part relevant to application scheme is tied
The block diagram of structure does not constitute the restriction for the computer equipment being applied thereon to application scheme, specific computer equipment
It may include perhaps combining certain components or with different component layouts than more or fewer components as shown in the figure.
In one embodiment, a kind of computer equipment, including memory and processor are provided, is stored in memory
Computer program, the processor perform the steps of when executing computer program
Test item is obtained, and is based on test item, sends configuration data packet, configuration data packet to PLC main control module group to be measured
For making PLC main control module group to be measured enter test pattern corresponding with test item；PLC main control module group to be measured includes at least two
A PLC main control module to be measured；
During test signal is transmitted through PLC main control module group to be measured, test data corresponding with test item is obtained；
Based on test data, test result corresponding with test item is determined.
In one embodiment, PLC main control module group to be measured includes two PLC main control modules to be measured interconnected, place
Reason device also performs the steps of when executing computer program
Any one PLC main control module to be measured into PLC main control module group to be measured sends the first starting test data packet,
Two PLC main control modules to be measured that first starting test data packet is used to indicate in PLC main control module group to be measured send data packets to each other；
Any one PLC main control module to be measured in PLC main control module group to be measured is obtained during sending data packets to each other
The transmission data and reception data of acquisition.
In one embodiment, calculating is also performed the steps of when processor executes computer program to send data and connect
Receive the test communication error rate and test packet loss between data；Compare the big of test communication error rate and default communication error rate
Small relationship, and the size relation of test packet loss and default packet loss, obtain comparison result；According to comparison result, determines and survey
Test result.
In one embodiment, test item is FRAM test, and configuration data packet is FRAM test configurations data packet, processor
It is also performed the steps of when executing computer program
The second starting test data packet is sent to PLC main control module group to be measured, the second starting test data packet is used to indicate
PLC main control module to be measured in PLC main control module group to be measured carries out preset times read-write to respective power down storage region；
Obtain what the PLC main control module to be measured in PLC main control module group to be measured acquired during preset times read-write
Preset times reading speed data and preset times writing speed data.
In one embodiment, it is also performed the steps of when processor executes computer program and compares preset times reading
The size of each reading speed in speed data and each writing speed in preset times writing speed data it is big
It is small；Take the most capitalization in the maximum reading speed and preset times writing speed data in preset times reading speed data
Enter speed as test result.
In one embodiment, test item is dial-up test, and configuration data packet is dial-up test configurations data packet, processor
It is also performed the steps of when executing computer program
Third is sent to PLC main control module group to be measured and starts test data packet, and third starting test data packet is used to indicate
PLC main control module to be measured in PLC main control module group to be measured reads the dial-up data of respective dial-up dish；
The corresponding interface data in setting position for obtaining dial-up dish and the PLC master to be measured in PLC main control module group to be measured
Control the dial-up data for the dial-up dish that module is read.
In one embodiment, if processor also performs the steps of dial-up data and interface when executing computer program
Data are consistent, determine that test result is to meet test index.
In one embodiment, if processor also performs the steps of dial-up data and interface when executing computer program
Data are inconsistent, determine that test result is to be unsatisfactory for test index.
In one embodiment, test item is serial ports RTC test, and configuration data packet is serial ports RTC test configurations data packet,
Processor also performs the steps of when executing computer program
The first RTC clock letter is written by be measured PLC main control module of the serial communication in PLC main control module group to be measured
Breath；
The PLC main control module to be measured in PLC main control module group to be measured is read by setting delay time by serial communication
The second RTC clock information afterwards.
In one embodiment, it is also performed the steps of when processor executes computer program and calculates the second RTC clock letter
Time difference between breath and the first RTC clock information；It calculates the time difference and sets the difference between delay time, when obtaining test
Between error amount；The size relation for comparing testing time error amount Yu preset time error amount determines test knot according to size relation
Fruit.
In one embodiment, a kind of computer readable storage medium is provided, computer program is stored thereon with, is calculated
Machine program performs the steps of when being executed by processor
Test item is obtained, and is based on test item, sends configuration data packet, configuration data packet to PLC main control module group to be measured
For making PLC main control module group to be measured enter test pattern corresponding with test item；PLC main control module group to be measured includes at least two
A PLC main control module to be measured；
During test signal is transmitted through PLC main control module group to be measured, test data corresponding with test item is obtained；
Based on test data, test result corresponding with test item is determined.
In one embodiment, PLC main control module group to be measured includes two PLC main control modules to be measured interconnected, meter
Calculation machine program also performs the steps of when being executed by processor
Any one PLC main control module to be measured into PLC main control module group to be measured sends the first starting test data packet,
Two PLC main control modules to be measured that first starting test data packet is used to indicate in PLC main control module group to be measured send data packets to each other；
Any one PLC main control module to be measured in PLC main control module group to be measured is obtained during sending data packets to each other
The transmission data and reception data of acquisition.
In one embodiment, when computer program is executed by processor also perform the steps of calculating send data and
Receive the test communication error rate and test packet loss between data；Compare test communication error rate and default communication error rate
Size relation, and the size relation of test packet loss and default packet loss, obtain comparison result；According to comparison result, determine
Test result.
In one embodiment, test item is FRAM test, and configuration data packet is FRAM test configurations data packet, computer
It is also performed the steps of when program is executed by processor
The second starting test data packet is sent to PLC main control module group to be measured, the second starting test data packet is used to indicate
PLC main control module to be measured in PLC main control module group to be measured carries out preset times read-write to respective power down storage region；
Obtain what the PLC main control module to be measured in PLC main control module group to be measured acquired during preset times read-write
Preset times reading speed data and preset times writing speed data.
In one embodiment, it is also performed the steps of when computer program is executed by processor and compares preset times reading
Take each reading speed in speed data size and each writing speed in preset times writing speed data it is big
It is small；Take the most capitalization in the maximum reading speed and preset times writing speed data in preset times reading speed data
Enter speed as test result.
In one embodiment, test item is dial-up test, and configuration data packet is dial-up test configurations data packet, computer
It is also performed the steps of when program is executed by processor
Third is sent to PLC main control module group to be measured and starts test data packet, and third starting test data packet is used to indicate
PLC main control module to be measured in PLC main control module group to be measured reads the dial-up data of respective dial-up dish；
The corresponding interface data in setting position for obtaining dial-up dish and the PLC master to be measured in PLC main control module group to be measured
Control the dial-up data for the dial-up dish that module is read.
In one embodiment, if also performing the steps of dial-up data and boundary when computer program is executed by processor
Face data is consistent, determines that test result is to meet test index.
In one embodiment, if also performing the steps of dial-up data and boundary when computer program is executed by processor
Face data is inconsistent, determines that test result is to be unsatisfactory for test index.
In one embodiment, test item is serial ports RTC test, and configuration data packet is serial ports RTC test configurations data packet,
It is also performed the steps of when computer program is executed by processor
The first RTC clock letter is written by be measured PLC main control module of the serial communication in PLC main control module group to be measured
Breath；
The PLC main control module to be measured in PLC main control module group to be measured is read by setting delay time by serial communication
The second RTC clock information afterwards.
In one embodiment, it is also performed the steps of when computer program is executed by processor and calculates the second RTC clock
Time difference between information and the first RTC clock information；It calculates the time difference and sets the difference between delay time, tested
Time error value；The size relation for comparing testing time error amount Yu preset time error amount is determined according to size relation and is tested
As a result.
It is to be appreciated that term " first ", " second " in above-described embodiment, " third ", " the 4th ", being only used for describing
Purpose is not understood to indicate or imply relative importance or implicitly indicates the quantity of indicated technical characteristic.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the computer program can be stored in a non-volatile computer
In read/write memory medium, the computer program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein,
To any reference of memory, storage, database or other media used in each embodiment provided herein,
Including non-volatile and/or volatile memory.Nonvolatile memory may include read-only memory (ROM), programming ROM
(PROM), electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include
Random access memory (RAM) or external cache.By way of illustration and not limitation, RAM is available in many forms,
Such as static state RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDRSDRAM), enhancing
Type SDRAM (ESDRAM), synchronization link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM
(RDRAM), direct memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM) etc..
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (15)
1. a kind of PLC main control module test method, which comprises
Test item is obtained, and is based on the test item, sends configuration data packet, the configuration number to PLC main control module group to be measured
According to packet for making the PLC main control module group to be measured enter test pattern corresponding with the test item；The PLC master control to be measured
Module group includes at least two PLC main control modules to be measured；
During test signal is transmitted through the PLC main control module group to be measured, test corresponding with the test item is obtained
Data；
Based on the test data, test result corresponding with the test item is determined.
2. mutually being interconnected the method according to claim 1, wherein the PLC main control module group to be measured includes two
The PLC main control module to be measured connect；
During test signal is transmitted through the PLC main control module group to be measured, test corresponding with the test item is obtained
Data, comprising:
Any one of PLC main control module to be measured into the PLC main control module group to be measured sends the first starting test number
According to packet, the first starting test data packet is used to indicate two PLC masters to be measured in the PLC main control module group to be measured
Control module sends data packets to each other；
Any one of PLC main control module to be measured obtained in the PLC main control module group to be measured sends data packets to each other described
During the transmission data that acquire and receive data；The test data includes the transmission data and the reception data.
3. according to the method described in claim 2, it is characterised in that it includes in following two at least one of:
The PLC main control module group to be measured includes two by cable PLC main control module to be measured interconnected, the test item
For network interface test, the configuration data packet is network interface test configurations data packet, and the first starting test data packet is used to indicate
Two PLC main control modules to be measured in the PLC main control module group to be measured are sent data packets to each other by the cable；
The PLC main control module group to be measured includes two by CAN bus PLC main control module to be measured interconnected, the survey
Trying item is CAN mouthfuls of tests, and the configuration data packet is CAN mouthfuls of test configurations data packets, and the first starting test data packet is used
Two PLC main control modules to be measured in the instruction PLC main control module group to be measured mutually send out data by the CAN line
Packet.
4. according to the method described in claim 2, it is characterized in that, being determined and the test item pair based on the test data
The test result answered, comprising:
Calculate the transmission data and the test communication error rate received between data and test packet loss；
Compare the size relation for testing communication error rate and default communication error rate and the test packet loss and presets
The size relation of packet loss obtains comparison result；
According to the comparison result, the test result is determined.
5. the method according to claim 1, wherein the test item is FRAM test, the configuration data packet
For FRAM test configurations data packet；
During test signal is transmitted through the PLC main control module group to be measured, test corresponding with the test item is obtained
Data, comprising:
The second starting test data packet is sent to the PLC main control module group to be measured, the second starting test data packet is used for
Indicate that the PLC main control module to be measured in the PLC main control module group to be measured presets respective power down storage region
Number read-write；
Obtain the process that the PLC main control module to be measured in the PLC main control module group to be measured is read and write in the preset times
The preset times reading speed data and preset times writing speed data of middle acquisition；The test data includes described default time
Number reading speed data and the preset times writing speed data.
6. according to the method described in claim 5, it is characterized in that, being determined and the test item pair based on the test data
The test result answered, comprising:
Compare the size and preset times write-in speed of each reading speed in the preset times reading speed data
The size of each writing speed of the degree in；
It takes in the maximum reading speed and the preset times writing speed data in the preset times reading speed data
Maximum writing speed as the test result.
7. the method according to claim 1, wherein the test item is dial-up test, the configuration data packet
For dial-up test configurations data packet；
During test signal is transmitted through the PLC main control module group to be measured, test corresponding with the test item is obtained
Data, comprising:
Third is sent to the PLC main control module group to be measured and starts test data packet, and the third starting test data packet is used for
Indicate that the PLC main control module to be measured in the PLC main control module group to be measured reads the dial-up data of respective dial-up dish；
It obtains described in the corresponding interface data in setting position and the PLC main control module group to be measured of the dial-up dish
The dial-up data for the dial-up dish that PLC main control module to be measured is read；The test data includes the interface data and described
Dial-up data.
8. being determined and the test item pair the method according to the description of claim 7 is characterized in that being based on the test data
The test result answered, including at least one in following two:
If the dial-up data are consistent with the interface data, determine that the test result is to meet test index；
If the dial-up data and the interface data are inconsistent, determine that the test result is to be unsatisfactory for test index.
9. the method according to claim 1, wherein the test item is serial ports RTC test, the configuration data
Packet is serial ports RTC test configurations data packet；
During test signal is transmitted through the PLC main control module group to be measured, test corresponding with the test item is obtained
Data, comprising:
The first RTC clock is written by the to be measured PLC main control module of the serial communication in the PLC main control module group to be measured
Information；
The PLC main control module to be measured in the PLC main control module group to be measured is read by setting delay by serial communication
The second RTC clock information after time；The test data includes the first RTC clock information and second RTC clock
Information.
10. according to the method described in claim 9, it is characterized in that, being determined and the test item pair based on the test data
The test result answered, comprising:
Calculate the time difference between the second RTC clock information and the first RTC clock information；
The difference between the time difference and the setting delay time is calculated, testing time error amount is obtained；
The size relation for comparing the testing time error amount and preset time error amount, according to size relation determination
Test result.
11. a kind of PLC main control module test device, which is characterized in that described device includes:
Configuration data packet sending module for obtaining test item, and is based on the test item, sends out to PLC main control module group to be measured
Data packet is set in delivery, and the configuration data packet is corresponding with the test item for entering the PLC main control module group to be measured
Test pattern；The PLC main control module group to be measured includes at least two PLC main control modules to be measured；
Test data obtain module, for test signal transmit through the PLC main control module group to be measured during, obtain and
The corresponding test data of the test item；
Test data analysis module determines test result corresponding with the test item for being based on the test data.
12. a kind of PLC main control module test macro, which is characterized in that the system comprises:
At least two module communication modules to be measured, each module communication module to be measured are connect with PLC main control module to be measured；Extremely
A few module communication module to be measured is connect with host computer, and the module communication module to be measured is by the test of the host computer
Signal is transmitted to the PLC main control module to be measured, the test item signal for make the PLC main control module to be measured enter with
The corresponding test pattern of the test item；
The test data of the PLC main control module to be measured is uploaded to the host computer via the module communication module to be measured；By
Test data and corresponding relevant test data of the host computer based on the PLC main control module to be measured, it is determining with it is described
The corresponding test result of test item；The relevant test data includes the string of the host computer Yu the PLC main control module to be measured
Port communications data, or setting data corresponding with the test data of the PLC main control module to be measured.
13. system according to claim 12, which is characterized in that each module communication module to be measured includes: mutual
The floor module and network electric power module of connection；
The floor module is connect with the PLC main control module to be measured, for providing power chain for the PLC main control module to be measured
Road and communication link；
The network electric power module is connect with the floor module and the host computer respectively, for being the PLC master control to be measured
Module provides power supply, and provides the interface communicated with the host computer for the PLC main control module to be measured.
14. a kind of computer equipment, including memory and processor, the memory are stored with computer program, feature exists
In the step of processor realizes any one of claims 1 to 10 the method when executing the computer program.
15. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of method described in any one of claims 1 to 10 is realized when being executed by processor.
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