CN107804479B - Rudder system test method and device and rudder system test equipment used by same - Google Patents
Rudder system test method and device and rudder system test equipment used by same Download PDFInfo
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Abstract
The invention discloses a rudder system testing method, which comprises the following steps: receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester; expanding the total control instruction into N standard instructions, wherein N is a positive integer; and respectively sending the N standard instructions to corresponding rudder systems to be tested so that the rudder systems to be tested can test the test items. Therefore, the rudder system testing method provided by the embodiment of the invention generates the testing instructions of a plurality of sets of rudder systems into a master control instruction, and realizes the simultaneous communication and testing of the plurality of sets of rudder systems on the basis of the basic testing system through the extension of the master control instruction, thereby not only ensuring the accuracy and reliability of the testing work, but also shortening the testing time of the rudder system. The invention also discloses a rudder system testing device, testing equipment and a computer readable storage medium used by the rudder system testing device, and the technical effects can be realized.
Description
Technical Field
The present invention relates to the field of testing, and more particularly, to a method and an apparatus for testing a rudder system, and a rudder system testing device and a computer-readable storage medium used in the method and apparatus.
Background
The test equipment is matched with the special test equipment for the electric rudder system, can supply power to any rudder system in the rudder system and apply a control signal, simultaneously, the acquisition module of the test equipment samples each signal needing to be acquired of the system at this time, transmits the sampling quantity to the test equipment, processes and displays the measured data according to the index to be tested, and judges whether the performance of the electric rudder system reaches the standard.
At present, various rudder system test systems exist, most rudder system software and hardware design schemes are provided for a test performance algorithm or a certain performance test, and the main purpose is to shorten the time of single test and improve the test efficiency and the test precision. The existing rudder system testing device can only complete the performance test of one set of rudder system in each testing period, is mainly used for the rudder system test with small yield, can not test multiple sets simultaneously, and has the disadvantages of too long time consumption and too high labor cost for the rudder system test in mass production.
In addition, some test systems require a tester to have a deep understanding of the hardware circuit configuration, the software and hardware relationship, the signal chain reaction, and the like, and require the tester to have a high technical level, which makes it difficult to fully implement an automated test.
Therefore, how to simultaneously complete the performance test of various rudder systems, shorten the test time of the rudder systems and improve the test efficiency is a problem to be solved by technicians in the field.
Disclosure of Invention
The invention aims to provide a rudder system testing method and device, and testing equipment and a computer readable storage medium used by the rudder system testing method and device, which can simultaneously complete the performance test of various rudder systems, shorten the testing time of the rudder system and improve the testing efficiency.
In order to achieve the above object, an embodiment of the present invention provides a rudder system testing method, including:
receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester;
expanding the total control instruction into N standard instructions, wherein N is a positive integer;
and respectively sending the N standard instructions to corresponding rudder systems to be tested so that the rudder systems to be tested can test the test items.
Wherein, after N standard instructions are sent to corresponding rudder system respectively, still include:
receiving a test feedback instruction sent by the rudder system to be tested, wherein the test feedback instruction at least comprises position information of the rudder system to be tested;
integrating all the test feedback instructions into a total feedback instruction;
and sending the total feedback instruction to the test program so that the test program can analyze the total feedback instruction.
After the test program analyzes the total feedback instruction, the method further includes:
and the test program stores and analyzes the position information of each rudder system to be tested, and displays the position information to a human-computer interaction interface.
The master control instruction at least comprises position control signals and standby bits of all the rudder systems to be tested, each of the standby bits corresponds to one rudder system, and the state of each of the standby bits indicates whether the corresponding rudder system is the rudder system to be tested.
Wherein, expanding the total control instruction into N standard instructions comprises:
splitting the position control signal into N position control signals according to the serial number of the rudder system, and taking the corresponding position control signal after splitting as the position control signal of the nth standard instruction;
and setting spare bits in the N standard instructions to be preset values, wherein N is a positive integer not greater than N.
Wherein integrating the test feedback instructions into a total feedback instruction comprises:
merging the position information of all the test feedback instructions into the position information of the total feedback instruction;
and generating standby positions of the total test feedback instruction according to the states of all the rudder systems, wherein each standby position corresponds to one rudder system, and the state of each standby position indicates whether the corresponding rudder system is the rudder system to be tested.
In order to achieve the above object, an embodiment of the present invention provides a rudder system testing apparatus, including:
the first receiving module is used for receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester;
the expansion module is used for expanding the total control instruction into N standard instructions, wherein N is a positive integer;
and the first sending module is used for respectively sending the N standard instructions to the corresponding rudder system so as to enable the rudder system to start testing.
Wherein, still include:
the second receiving module is used for receiving a test feedback instruction sent by the rudder system, wherein the test feedback instruction at least comprises position information of the rudder system;
the integration module is used for integrating all the test feedback instructions into a total feedback instruction;
and the second sending module is used for sending the total feedback instruction to the test program so that the test program can analyze the total feedback instruction.
To achieve the above object, an embodiment of the present invention provides a test apparatus, including:
the memory is used for storing a rudder system test program;
a processor for implementing the steps of the rudder system testing method according to any one of claims 1 to 6 when executing the rudder system testing program.
To achieve the above object, an embodiment of the present invention provides a computer-readable storage medium, on which a rudder system testing program is stored, and when the rudder system testing program is executed by a processor, the rudder system testing method according to any one of the above-mentioned methods is implemented.
According to the scheme, the rudder system testing method provided by the embodiment of the invention comprises the following steps: receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester; expanding the total control instruction into N standard instructions, wherein N is a positive integer; and respectively sending the N standard instructions to corresponding rudder systems to be tested so that the rudder systems to be tested can test the test items.
Therefore, the rudder system testing method provided by the embodiment of the invention generates the testing instructions of a plurality of sets of rudder systems into a master control instruction, and realizes the simultaneous communication and testing of the plurality of sets of rudder systems on the basis of the basic testing system through the extension of the master control instruction, thereby not only ensuring the accuracy and reliability of the testing work, but also greatly shortening the testing time of the rudder system. The invention also discloses a rudder system testing device, testing equipment and a computer readable storage medium used by the rudder system testing device, and the technical effects can be realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a rudder system testing method disclosed in the embodiment of the invention;
FIG. 2 is a schematic wiring diagram of an instruction conversion module of a rudder system testing method disclosed by the embodiment of the invention;
FIG. 3 is a flow chart of another rudder system testing method disclosed by the embodiment of the invention;
FIG. 4 is a flow chart of another rudder system testing method disclosed by the embodiment of the invention;
FIG. 5 is a schematic diagram of an instruction extension of another rudder system testing method disclosed by the embodiment of the invention;
FIG. 6 is a schematic view of instruction integration of another rudder system testing method disclosed in the embodiment of the present invention;
fig. 7 is a structural diagram of a rudder system testing device disclosed in the embodiment of the invention;
fig. 8 is a structural diagram of a testing apparatus according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a rudder system testing method, which can simultaneously complete the performance test of various rudder systems, shorten the rudder system testing time and improve the testing efficiency.
Referring to fig. 1 and fig. 2, fig. 1 is a flowchart of a rudder system testing method disclosed in an embodiment of the present invention, and fig. 2 is a schematic wiring diagram of an instruction converting module of the rudder system testing method disclosed in the embodiment of the present invention, as shown in fig. 1, including:
s101: receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester;
in specific implementation, a man-machine interaction interface can be designed for a test program, the interface comprises a rudder system model, a test environment description, a tested rudder system selection, a test item selection, a communication serial port configuration, a test start button module, a test report display frame and the like, and the module partition of the man-machine interaction interface is clear, simple and easy to understand.
On the man-machine interaction interface, a tester can randomly select the rudder system number, the steering engine number and the test item to be tested, and click the test program after the test is started to generate a master control instruction of a plurality of sets of rudder systems.
S102: expanding the total control instruction into N standard instructions, wherein N is a positive integer;
in specific implementation, the test program outputs a master control instruction, as shown in fig. 2, the output signal is a differential signal and is output by two pins, namely TX422+ and TX422-, then the communication chip converts the differential signal into a single-ended output signal and sends the single-ended output signal to the FPGA master control chip through the TX422, after receiving the master control instruction, the FPGA master control chip expands the master control instruction into N standard instructions, wherein N corresponds to the rudder system to be tested selected by the tester, that is, the tester selects several rudder systems to be tested, and the master control instruction can be expanded into several standard instructions.
S103: and respectively sending the N standard instructions to corresponding rudder systems to be tested so that the rudder systems to be tested can test the test items.
In specific implementation, the control instruction is sent to the communication chip through the corresponding pin, and after the single-end input signal is converted into the differential signal, the differential signal is sent to the corresponding rudder system to be tested through the corresponding pin.
The rudder system testing method provided by the embodiment of the invention generates a master control instruction from the testing instructions of a plurality of sets of rudder systems, and realizes the simultaneous communication and testing of the plurality of sets of rudder systems on the basis of the basic testing system through the extension of the master control instruction, thereby not only ensuring the accuracy and reliability of the testing work, but also greatly shortening the testing time of the rudder system.
The embodiment of the invention discloses a rudder system testing method, and compared with the previous embodiment, the technical scheme is further explained and optimized in the embodiment. Specifically, the method comprises the following steps:
referring to fig. 3, fig. 3 is a flowchart of another rudder system testing method according to an embodiment of the present invention, as shown in fig. 3, including:
s301: receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester;
s302: expanding the total control instruction into N standard instructions, wherein N is a positive integer;
s303: and respectively sending the N standard instructions to corresponding rudder systems to be tested so that the rudder systems to be tested can test the test items.
S304: receiving a test feedback instruction sent by the rudder system to be tested, wherein the test feedback instruction at least comprises position information of the rudder system to be tested;
it can be understood that the test feedback instruction includes the position information of the rudder system to be tested, i.e. the test result of the rudder system to be tested. Of course, the test feedback command may also contain other contents, and the format of the test feedback command is consistent with that of the standard command, and is not limited in detail herein.
S305: integrating all the test feedback instructions into a total feedback instruction;
s306: and sending the total feedback instruction to the test program so that the test program can analyze the total feedback instruction.
In specific implementation, the merging process of the test feedback instructions is opposite to the extension process of the master control instructions, that is, the communication chip receives the test feedback instructions of the rudder system to be tested through the corresponding pins, converts the differential signals into single-ended input signals, and sends the single-ended input signals to the FPGA master control chip through the corresponding pins, and after receiving the test feedback instructions, the FPGA master control chip integrates all the test feedback instructions into the master feedback instructions, sends the master feedback instructions to the communication chip through the RX422 pins, and outputs the master feedback instructions to the test program through the RX422+ and RX 422-two pins.
On the basis of the above embodiment, as a preferred implementation manner, the total control instruction at least includes position control signals and standby bits of all the rudder systems to be tested, each of the standby bits corresponds to one rudder system, and the state of each of the standby bits indicates whether the corresponding rudder system is the rudder system to be tested.
In a specific implementation, the frame format of the total control instruction at least includes the position control signals and the spare bits of all the rudder systems to be tested, and may also include a frame header, an ID and a check bit. The meanings of the frame header, the ID and the check bit in the control instruction are the same as the meanings of the frame header, the ID and the check bit in the standard control instruction; the position control signal is composed of one or more groups of data, each rudder system corresponds to one group of data, namely, a tester selects several rudder systems to be tested, the position control signal is composed of several groups of data, and the format and the expression significance of each group of data are the same as those of data bits in a standard control instruction; the spare bit represents the selected rudder system number information, which is defined as follows: the selection of the rudder system is represented by binary, 1 represents selected, 0 represents unselected, the binary value formed by all the rudder system selection results is represented by hexadecimal, if the binary value is two bytes or more, the low byte is transmitted first, and then the high byte is transmitted.
For example, for a plurality of rudder system test systems capable of testing 10 rudder systems at most simultaneously, in a certain test, the numbers XX01 and XX06 of the rudder systems and all the steering engines of the two rudder systems are selected, and after a test item is selected at will to start the test, the control instructions generated by the test program are as follows: frame header + ID + XX01 rudder system control information + XX06 rudder system control information +2100+ checksum.
It should be understood that all the instructions related to the embodiment of the present invention, i.e., the total control instruction, the standard instruction, the total feedback instruction, and the test feedback instruction, may include the above-mentioned contents, i.e., the frame header, the ID, the position control signal of the rudder system, the spare bit, and the checksum, but the number of data bits in each part may be adjusted according to the actual situation.
On the basis of the foregoing embodiment, as a preferred implementation, after the analyzing the total feedback instruction, the method further includes:
and the test program stores and analyzes the position information of each rudder system to be tested, and displays the position information to a human-computer interaction interface.
After receiving the feedback instruction, the test program firstly judges the checksum, then analyzes the standby bit, simultaneously splits the feedback position signal of the tested rudder system, corresponds the position signal with the serial number of the tested rudder system, displays and stores the position information of the tested rudder system in real time, processes all the position information after the test is finished, analyzes the performance of the tested rudder system and judges whether the test performance meets the requirement, generates a test report and displays the test report to a man-machine interaction interface, thereby finishing the test process of a test project.
The embodiment of the invention discloses a rudder system testing method, and compared with the previous embodiment, the technical scheme is further explained and optimized in the embodiment. Specifically, the method comprises the following steps:
referring to fig. 4, 5 and 6, fig. 4 is a flowchart of another rudder system testing method provided in the embodiment of the present invention, fig. 5 is a schematic diagram of instruction extension of another rudder system testing method disclosed in the embodiment of the present invention, and fig. 6 is a schematic diagram of instruction integration of another rudder system testing method disclosed in the embodiment of the present invention, as shown in fig. 4, including:
s401: receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester;
s421: splitting the position control signal into N position control signals according to the serial number of the rudder system, and taking the corresponding position control signal after splitting as the position control signal of the nth standard instruction, wherein N is a positive integer, and N is a positive integer not greater than N;
s422: setting spare bits in the N standard instructions as preset values;
it should be noted that each standard instruction may include a frame header, an ID, a position control signal of the rudder system, a spare bit, and a checksum. And the frame header, the ID and the check sum of the standard instruction are consistent with the total control instruction. The check value of the standard instruction is usually fixed, and for example, the check sum of the standard instruction may be set to 0 for each bit. The position control signal of the standard instruction is obtained by splitting the position control signal of the master control instruction.
In specific implementation, a test program outputs a master control instruction, as shown in fig. 2, the output signal is a differential signal and is output by two pins, namely TX422+ and TX422-, then a communication chip converts the differential signal into a single-ended output signal and sends the single-ended output signal to an FPGA main control chip through the TX422, after the FPGA main control chip receives the master control instruction, frame structure information such as a frame header, an ID and control information is split, and finally, as shown in fig. 5, a plurality of complete standard control instructions are generated in a combined manner according to communication frame format requirements defined by the model of the rudder system to be tested, the format of each standard control instruction is the same as that of a communication frame format defined by the model of the rudder system to be tested, and a spare bit is simultaneously analyzed to determine the serial number of.
S403: and respectively sending the N standard instructions to corresponding rudder systems to be tested so that the rudder systems to be tested can test the test items.
In specific implementation, a control instruction is sent to a communication chip through pins 1TX422 and 6TX422, and after a single-end input signal is converted into a differential signal, the differential signal is sent to a corresponding rudder system to be tested through pins 1TX422+, 1TX422-, 6TX422+, and 6TX 422-.
S404: receiving a test feedback instruction sent by the rudder system to be tested, wherein the test feedback instruction at least comprises position information of the rudder system to be tested;
s451: combining the position information of all the test feedback instructions into the position information of a total feedback instruction;
s452: generating standby positions of the total test feedback instruction according to the states of all the rudder systems, wherein each standby position corresponds to one rudder system, and the state of each standby position indicates whether the corresponding rudder system is a rudder system to be tested;
it will be appreciated that the process of integrating the overall feedback instructions is the reverse of splitting the overall control instructions. In the above example, the rudder systems numbered XX01 and XX06 start to operate after receiving the control instruction and feed back the current position state, the fed back differential signals are respectively sent to the communication chip through pins 1RX422+, 1RX422-, and 6RX422+, and 6RX422-, the communication chip converts the differential input signals into single-ended output signals, and sends the single-ended output signals to the FPGA chip through pins 1RX422 and 6RX422, the FPGA chip, as shown in fig. 6, first determines the checksum of each control instruction, then determines the number of the rudder system to be tested through the pin number of the received signal, further calculates the value of the spare bit, and simultaneously splits the position signal of the feedback instruction, and finally integrates the frame header, the ID, the feedback position signal, and the spare bit, calculates the checksum, and generates a complete total feedback instruction.
S406: and sending the total feedback instruction to the test program so that the test program can analyze the total feedback instruction.
In the following, a rudder system testing device provided by an embodiment of the present invention is introduced, and a rudder system testing device described below and a rudder system testing method described above may be referred to each other.
Referring to fig. 7, a structure diagram of a rudder system testing device according to an embodiment of the present invention is shown in fig. 7, and includes:
the first receiving module 701 is configured to receive a master control instruction sent by a test program, where the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester;
an expansion module 702, configured to expand the total control instruction into N standard instructions, where N is a positive integer;
the first sending module 703 is configured to send the N standard instructions to corresponding rudder systems, so that the rudder systems start to be tested.
The rudder system testing device provided by the embodiment of the invention generates a master control instruction from the testing instructions of a plurality of sets of rudder systems, and realizes the simultaneous communication and testing of the plurality of sets of rudder systems on the basis of the basic testing system through the extension of the master control instruction, thereby not only ensuring the accuracy and reliability of the testing work, but also greatly shortening the testing time of the rudder system.
In addition to the above embodiments, as a preferred embodiment, the method further includes:
the second receiving module is used for receiving a test feedback instruction sent by the rudder system, wherein the test feedback instruction at least comprises position information of the rudder system;
the integration module is used for integrating all the test feedback instructions into a total feedback instruction;
and the second sending module is used for sending the total feedback instruction to the test program so that the test program can analyze the total feedback instruction.
In addition to the above embodiments, as a preferred embodiment, the method further includes:
and the display module is used for storing and analyzing the position information of each rudder system to be tested and displaying the position information to a human-computer interaction interface.
The present application further provides a testing device, referring to fig. 8, a structure diagram of a testing device provided in an embodiment of the present invention is shown in fig. 8, and includes:
a memory 801 for storing a rudder system test program;
the processor 802 is configured to implement the steps provided in the above embodiments when executing the rudder system testing program. Of course, the testing device may also include various network interfaces, power supplies, and the like.
The present application also provides a computer readable storage medium having stored thereon a rudder system test program which, when executed by a processor, may implement the steps provided in the above embodiments. The storage medium may include: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A rudder system testing method characterized by comprising:
receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester;
expanding the total control instruction into N standard instructions, wherein N is a positive integer;
respectively sending the N standard instructions to corresponding rudder systems to be tested so that the rudder systems to be tested can test the test items;
wherein, after N standard instructions are sent to corresponding rudder system respectively, still include:
receiving a test feedback instruction sent by the rudder system to be tested, wherein the test feedback instruction at least comprises position information of the rudder system to be tested;
integrating all the test feedback instructions into a total feedback instruction;
sending the total feedback instruction to the test program so that the test program can analyze the total feedback instruction;
after the test program analyzes the total feedback instruction, the method further includes:
the test program stores and analyzes the position information of each rudder system to be tested, and the position information is displayed on a human-computer interaction interface;
the master control instruction at least comprises position control signals and standby bits of all the rudder systems to be tested, each of the standby bits corresponds to one rudder system, and the state of each of the standby bits indicates whether the corresponding rudder system is the rudder system to be tested.
2. The rudder system testing method according to claim 1, wherein expanding the total control command into N standard commands includes:
splitting the position control signal into N position control signals according to the serial number of the rudder system, and taking the corresponding position control signal after splitting as the position control signal of the nth standard instruction;
and setting spare bits in the N standard instructions to be preset values, wherein N is a positive integer not greater than N.
3. The rudder system testing method according to claim 2, wherein integrating the test feedback instructions into a total feedback instruction includes:
combining the position information of all the test feedback instructions into the position information of a total feedback instruction;
and generating standby positions of the total feedback instruction according to the states of all the rudder systems, wherein each standby position corresponds to one rudder system, and the state of each standby position indicates whether the corresponding rudder system is the rudder system to be tested.
4. A rudder system testing device characterized by comprising:
the first receiving module is used for receiving a master control instruction sent by a test program, wherein the master control instruction is generated by the test program according to a rudder system to be tested and a test item selected by a tester;
the expansion module is used for expanding the total control instruction into N standard instructions, wherein N is a positive integer;
the first sending module is used for sending the N standard instructions to corresponding rudder systems respectively so that the rudder systems can start to test;
wherein, still include:
the second receiving module is used for receiving a test feedback instruction sent by the rudder system, wherein the test feedback instruction at least comprises position information of the rudder system;
the integration module is used for integrating all the test feedback instructions into a total feedback instruction;
the second sending module is used for sending the total feedback instruction to the test program so that the test program can analyze the total feedback instruction;
wherein, still include:
the display module is used for storing and analyzing the position information of each rudder system to be tested and displaying the position information to a human-computer interaction interface;
the master control instruction at least comprises position control signals and standby bits of all the rudder systems to be tested, each of the standby bits corresponds to one rudder system, and the state of each of the standby bits indicates whether the corresponding rudder system is the rudder system to be tested.
5. A rudder system testing device characterized by comprising:
the memory is used for storing a rudder system test program;
a processor for implementing the steps of the rudder system testing method according to any one of claims 1 to 3 when executing the rudder system testing program.
6. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a rudder system testing program which, when executed by a processor, implements a rudder system testing method according to any one of claims 1 to 3.
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