CN110865841A - System and method for upgrading ECU software in engineering machinery vehicle - Google Patents
System and method for upgrading ECU software in engineering machinery vehicle Download PDFInfo
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Abstract
The invention provides an upgrading system and method of ECU software in an engineering machinery vehicle, wherein a mobile terminal is in communication connection with an Internet of things server, the ECU terminal is connected with the mobile terminal through a protocol conversion module and an upgrading wiring harness, an upgrading package file of the ECU software is stored on the Internet of things server, the mobile terminal downloads the upgrading package file from the Internet of things server at first, then is connected to the ECU terminal through an upgrading connecting line and the protocol conversion module and transmits the upgrading package file to the ECU terminal, and finally the ECU terminal receives the upgrading package file and upgrades the ECU software according to the upgrading package file. The invention can complete ECU software upgrading in the engineering machinery vehicle through simple operation, does not need to carry ECU software upgrading equipment, is convenient for operators, improves the upgrading efficiency, and can greatly save the labor cost and the upgrading cost.
Description
Technical Field
The invention relates to the technical field of engineering machinery vehicles, in particular to an upgrading system and method for ECU software in an engineering machinery vehicle.
Background
The existing ECU software upgrading of the engineering machinery vehicle depends on technical factors of personnel and environmental factors of equipment, and mainly has the following problems:
1) professional technicians are required to go to the engineering machinery vehicle on site for ECU software upgrading, and the labor cost is high;
2) ECU software upgrading equipment needs to be carried, a CAN tool or other hardware upgrading modules are used, hardware cost investment is large, and maintenance cost is high.
Disclosure of Invention
The invention aims to provide an upgrading system and method for ECU software in an engineering machinery vehicle, which aim to solve the problems of complex upgrading process, time and labor waste and high upgrading cost of the ECU software in the prior art.
The specific technical scheme is as follows:
in order to achieve the technical purpose, the invention provides an upgrading system of ECU software in an engineering machinery vehicle, which comprises an Internet of things server, a mobile terminal, a protocol conversion module, an upgrading wire harness and an ECU terminal of the engineering machinery vehicle, wherein the mobile terminal is in communication connection with the Internet of things server, and the ECU terminal is connected with the mobile terminal through the protocol conversion module and the upgrading wire harness; wherein the content of the first and second substances,
the Internet of things server is used for storing an upgrade package file of ECU software;
the mobile terminal is used for downloading the upgrade package software from the Internet of things server and transmitting the upgrade package file to the ECU terminal;
and the ECU terminal is used for receiving the upgrade package file and upgrading ECU software of the ECU terminal based on the upgrade package file.
Optionally, the internet of things server includes an ECU software management module, and the ECU software management module is configured to record information of the upgrade package file in an upgrade package file list, classify, count, and manage the upgrade package file list, and generate management database information.
Optionally, the internet of things server further includes a mobile terminal management module;
the mobile terminal management module is used for issuing an upgrade notification to the mobile terminal and recording and managing data interaction information between the mobile terminal and the internet of things server side.
Optionally, the mobile terminal includes a transport communication protocol layer and a network communication protocol layer; wherein the content of the first and second substances,
the transmission communication protocol layer is used for interactive communication with the ECU terminal;
and the network communication protocol layer is used for interactive communication with the service end of the Internet of things.
Optionally, the communication protocol of the transport communication protocol layer is an OTG communication protocol.
Optionally, the mobile terminal further includes a message push service layer, where the message push service layer is configured to receive an upgrade notification issued by the internet of things server.
In order to achieve the purpose, the invention also provides an upgrading method of ECU software in the engineering vehicle, which is realized by adopting an upgrading system of the ECU software in the engineering mechanical vehicle, wherein the upgrading system comprises an Internet of things server, a mobile terminal, a protocol conversion module, an upgrading wiring harness and the ECU terminal of the engineering mechanical vehicle, the mobile terminal is in communication connection with the Internet of things server, and the ECU terminal is connected with the mobile terminal through the protocol conversion module and the upgrading wiring harness;
the upgrading method comprises the following steps:
step S1, the service end of the Internet of things issues an upgrade notice aiming at ECU software to the mobile terminal, wherein the service end of the Internet of things stores an upgrade package file of the ECU software;
step S2, the mobile terminal downloads the upgrade patch file from the service end of the Internet of things according to the upgrade notification and transmits the upgrade patch file to the ECU terminal;
and step S3, the ECU terminal upgrades the ECU software according to the upgrade package file.
Optionally, the internet of things server includes an ECU software management module, and the ECU software management module records the information of the upgrade package file in an upgrade package file list, classifies, counts, and manages the upgrade package file list, and generates management database information.
Optionally, in step S2, the downloading, by the mobile terminal, the upgrade package file from the internet of things server according to the upgrade notification includes:
the mobile terminal filters and inquires the information of the upgrade package file from the upgrade package file list according to the upgrade notification;
and downloading the upgrade package file from the service end of the Internet of things according to the information of the upgrade package file.
Alternatively, in step S2,
the mobile terminal transmits the upgrade package file to the ECU terminal, and the method comprises the following steps:
and the mobile terminal transmits the upgrade package file to the ECU terminal by utilizing an OTG communication protocol.
Optionally, in step S2, the transmitting, by the mobile terminal, the upgrade package file to the ECU terminal includes:
and the mobile terminal reads the version information of the ECU software of the ECU terminal, compares the version information with the downloaded version information of the upgrade package file, judges whether the upgrade package file conforms to an upgrade strategy or not, and transmits the upgrade package file to the ECU terminal if the upgrade package file conforms to the upgrade strategy.
Optionally, after step S3, the method further includes:
the ECU terminal judges whether the upgrade is successful, if so, the message that the upgrade result is successful is sent to the mobile terminal, otherwise, the message that the upgrade result is failed is sent to the mobile terminal;
and the mobile terminal saves the upgrading result, the information of the ECU terminal, the upgrading time and the information of the upgrading packet file as an upgrading record.
Optionally, the upgrade method further includes:
and the mobile terminal uploads the upgrade record to the Internet of things server for storage.
Compared with the prior art, the invention provides an upgrading system and method for ECU software in an engineering machinery vehicle. Compared with the prior art, the invention can realize the following beneficial technical effects:
1) the whole upgrading process simplifies the upgrading operation of the ECU software of the engineering machinery vehicle, and realizes the separation of management and operation by splitting the complicated upgrading service;
2) the software upgrading of the ECU of the engineering machinery vehicle does not depend on professional technicians for field support, so that the labor cost is saved;
3) the mobile terminal replaces a hardware terminal without carrying special ECU software upgrading equipment, ECU software upgrading services are extracted and integrated into the mobile terminal, and the upgrading package files are downloaded from the internet of things server and then transmitted to the ECU terminal for software upgrading, so that upgrading steps are simplified, and upgrading cost is reduced.
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 schematic structural diagram of an upgrading system for ECU software in a work machine vehicle according to an embodiment of the present invention;
fig. 2 is a service distribution diagram of the service end of the internet of things in the system for upgrading ECU software in an engineering machinery vehicle according to an embodiment of the present invention;
fig. 3 is a design diagram of a hierarchical architecture of the mobile terminal in an upgrading system of ECU software in a construction machinery vehicle according to an embodiment of the present invention;
FIG. 4 is a flowchart illustrating a method for upgrading ECU software in a construction machinery vehicle according to an embodiment of the present disclosure;
FIG. 5 is a first connection mode of an upgrade wiring harness according to an embodiment of the present invention;
fig. 6 is a second connection mode of an upgrade wiring harness according to an embodiment of the present invention;
fig. 7 is a flowchart of an OTG communication protocol according to an embodiment of the present invention;
fig. 8 is a flowchart illustrating an embodiment of a method for upgrading ECU software in a work machine vehicle according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings in order to make the objects and features of the present invention more comprehensible, however, the present invention may be realized in various forms and should not be limited to the embodiments described above. Furthermore, it will be understood that each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer program instructions. It is well known to those skilled in the art that implementation by hardware, by software, and by a combination of software and hardware are equivalent.
Fig. 1 is a schematic structural diagram of an upgrading system for ECU software in a construction machinery vehicle according to the present embodiment. Referring to fig. 1, the upgrading system in this embodiment includes an internet of things server 10, a mobile terminal 20, a protocol conversion module 40, an upgrading wire harness 30, and an ECU terminal 50 of an engineering mechanical vehicle, where the mobile terminal 20 is in communication connection with the internet of things server 10, and the ECU terminal 50 is connected with the mobile terminal 20 through the protocol conversion module 40 and the upgrading wire harness 30; wherein the content of the first and second substances,
the internet of things server 10 is used for storing an upgrade package file of ECU software;
the mobile terminal 20 is configured to download the upgrade package software from the internet of things server, and transmit the upgrade package file to the ECU terminal;
and the ECU terminal 50 is configured to receive the upgrade package file and upgrade the ECU software of the ECU terminal based on the upgrade package file.
Further, the internet of things server 10 is mounted on a cloud server, a module on the internet of things server 10 is designed by micro-service, the internet of things server 10 includes an ECU software management module 103, the ECU software management module 103 is used for recording information of the upgrade package file in an upgrade package file list, classifying, counting and managing the upgrade package file list, and generating management database information, so that the upgrade package file management is ordered, and the upgrade process of the ECU software can be simplified.
Fig. 2 is a service distribution diagram of the internet of things server in the system for upgrading ECU software in an engineering mechanical vehicle according to this embodiment, please refer to fig. 2, where the internet of things server 10 further includes a user management module 101, an equipment management module 102, an authority management module 105, and a mobile terminal management module 104; wherein the content of the first and second substances,
the user management module 101 is used for registering a user;
the right management module 105 is configured to authorize access to a resource of a user;
the mobile terminal management module 104 is configured to issue an upgrade notification to the mobile terminal 20, and record and manage data interaction information between the mobile terminal 20 and the internet of things server 10.
When the administrator uploads the upgrade package file for maintaining the ECU software on the internet of things server 10, the administrator needs to register through the user management module 101 before performing corresponding operations, which is beneficial to improving the security of the upgrade system.
Further, the mobile terminal 20 adopts a layered architecture design, and the mobile terminal 20 includes a transport communication protocol layer 201 and a network communication protocol layer 202; wherein the content of the first and second substances,
the transmission communication protocol layer 201 is configured to interactively communicate with the ECU terminal 50, and preferably, a communication protocol of the transmission communication protocol layer 201 is an OTG transmission communication protocol;
the network communication protocol layer 202 is configured to interactively communicate with the internet of things server 10. For example, the upgrade package file is downloaded from the internet of things server 10, and user login, user permission reading, user menu reading, upgrade package file list screening and upgrade record uploading are realized.
It should be noted that the mobile terminal 20 is not limited to Android, IOS development systems, nor to mobile phones, PADs, and other PAD devices.
Fig. 3 is a design diagram of a layered architecture of the mobile terminal in the system for upgrading ECU software in the engineering machinery vehicle according to this embodiment, please refer to fig. 3, where the mobile terminal 20 further includes a message push service layer 203 and a functional layer 204; wherein the content of the first and second substances,
the message push service layer 203 is configured to receive an upgrade notification issued by the internet of things server 10;
the functional layer 204 includes a user management module 2046, a rights management module 2043, a menu management module 2044, an upgrade management module 2041, a message management module 2042, and an operation record management module 2045.
An APP is downloaded at the mobile terminal 20, an operator performs related registration on the APP through the network communication protocol layer 202 to form a user account and other forms, and then logs in the account, so that corresponding operations can be performed.
Corresponding to the above system for upgrading the ECU software in the engineering machinery vehicle, the present invention further provides a method for upgrading the ECU software in the engineering machinery vehicle, which is implemented by using the above system for upgrading the ECU software in the engineering machinery vehicle, fig. 4 is a schematic flow diagram of a method for upgrading the ECU software in the engineering machinery vehicle provided in this embodiment, please refer to fig. 4, and the method for upgrading the ECU software in the engineering machinery vehicle includes:
step S1, the internet of things server 10 issues an upgrade notification for the ECU software to the mobile terminal 20, where the internet of things server 10 stores an upgrade package file of the ECU software.
Further, the internet of things server 10 includes an ECU software management module 103, and the ECU software management module 103 may further record the information of the upgrade package file in an upgrade package file list, and classify, count, and manage the upgrade package file list to generate management database information.
In step S2, the mobile terminal 20 downloads the upgrade package file from the internet of things server 10 according to the upgrade notification, and transmits the upgrade package file to the ECU terminal 50.
Further, in step S2, the downloading, by the mobile terminal 20, the upgrade package file from the internet of things server 10 according to the upgrade notification specifically includes:
the mobile terminal 20 filters and queries the information of the upgrade package file from the upgrade package file list according to the upgrade notification;
and downloading the upgrade package file from the internet of things server 10 according to the information of the upgrade package file.
It should be noted that the upgrade package file has multiple versions, and the highest version may be selected for downloading during downloading, or a specified target version may be selected for downloading, where the target version is the version of the ECU software that needs to be upgraded.
Specifically, in step S2, before the upgrade package file is transmitted to the ECU terminal 50, the ECU terminal 50 is connected to the mobile terminal 20 through the protocol conversion module 40 and the upgrade wiring harness 30, please refer to fig. 5 and fig. 6, where fig. 5 is a first connection manner of the upgrade wiring harness provided in this embodiment; fig. 6 is a second connection mode of the upgrade wire harness provided in this embodiment.
The first connection mode is as follows: the ECU harness of the ECU terminal 50 is connected to the protocol conversion module 40, and the protocol conversion module 40 is connected to the mobile terminal 20 through the RS232 protocol switching USB protocol harness and the mobile interface switching line, so as to realize communication between the ECU terminal 50 and the mobile terminal 20. It should be noted that the mobile terminal 20 with different interface forms selects to use the corresponding mobile interface patch cord.
And a second connection mode: the difference from the first connection mode is that a mobile interface patch cord supporting the RS232 protocol to transfer the USB protocol is directly selected, so that the connection steps are reduced, and the connection accuracy is improved.
Preferably, in step S2, the transmitting, by the mobile terminal 20, the upgrade package file to the ECU terminal 50 includes:
the mobile terminal 20 transmits the upgrade package file to the ECU terminal 50 by using an OTG communication protocol.
Specifically, the process of the mobile terminal 20 performing interactive communication with the ECU terminal 50 by using the OTG communication protocol is described as follows:
the mobile terminal 20 serves as a HOST device (master device) of the OTG communication protocol, and the ECU terminal 50 serves as a SLAVE device (SLAVE device) of the OTG communication protocol. Referring to fig. 4, fig. 4 is a flowchart of an OTG communication protocol provided in this embodiment.
The OTG communication protocol flow is as follows:
b1: the HOST device monitors the connection condition of the device through a port, and if the wiring harness access is found, a device searching strategy is started;
b2: the equipment searching strategy is to search all SLAVE equipment connected with the HOST equipment, and if the SLAVE equipment is found, the index of the SLAVE equipment is obtained and communication is established with the SLAVE equipment;
b3: after acquiring the connection of the SLAVE equipment, the HOST equipment performs writing operation on the SLAVE equipment and monitors the return of a data packet from the SLAVE equipment through a serial port;
b4: analyzing the command through different data packets, so as to judge whether the communication between the HOST equipment and the SLAVE equipment is successful or not;
b5: the communication is ended.
By adopting the OTG communication protocol, the mobile terminal 20 can perform off-line transmission on the upgrade package file downloaded in advance to the ECU terminal 50 at the working site, and then the ECU terminal 50 performs upgrade operation, so that the method is particularly suitable for performing ECU software upgrade on engineering machinery vehicles in plateau, mine and closed non-network or weak-network environments with poor network states, and the ECU software upgrade is not limited to network environments.
Further, in step S2, the mobile terminal 20 transmits the upgrade package file to the ECU terminal 50, including:
the mobile terminal 50 reads the version information of the ECU software of the ECU terminal, compares the version information with the downloaded version information of the upgrade package file, judges whether the upgrade package file conforms to an upgrade strategy, transmits the upgrade package file to the ECU terminal 50 if the upgrade package file conforms to the upgrade strategy, and ends the upgrade process if the upgrade package file does not conform to the upgrade strategy. It is understood that if the version information of the ECU software of the ECU terminal 50 is lower than the version information of the downloaded upgrade package file, it indicates that the upgrade package file conforms to the upgrade policy, otherwise, the upgrade package file does not conform to the upgrade policy.
In step S3, the ECU terminal 50 upgrades the ECU software according to the upgrade package file.
Further, after step S3, the method further includes:
the ECU terminal 50 judges whether the upgrade is successful, if so, the message that the upgrade result is successful is sent to the mobile terminal, otherwise, the message that the upgrade result is failed is sent to the mobile terminal;
the mobile terminal 20 saves the upgrade result, the information of the ECU terminal 50, the upgrade time, and the information of the upgrade package file as an upgrade record.
Further, mobile terminal 20 can also upload the upgrade record to internet of things server 10 saves, specifically, under WIFI or mobile communication network (be networked) environment, mobile terminal 20 can upload the upgrade result to internet of things server 10 automatically to realize the control to the upgrade record, realize effectively tracking the ECU software upgrade, do benefit to and handle proruption situation, carry out accurate judgement.
The whole upgrading process simplifies the upgrading operation of the ECU software of the engineering machinery vehicle, and the complex upgrading service is split, including uploading, classification and transmission management of the upgrading package are integrated to the service end of the Internet of things, so that the management and the operation are separated.
Fig. 8 is a schematic flowchart of an embodiment of a method for upgrading ECU software of an engineering machine vehicle according to an embodiment of the present invention, and referring to fig. 8, a method for upgrading ECU software of an engineering machine vehicle includes the following steps:
step S01, a manager registers in the service end 10 of the Internet of things to form a user account, then logs in the account, uploads an upgrade package file for maintaining ECU software according to classification rules on the ECU software management module 103 of the service end 10 of the Internet of things, and the service end 10 of the Internet of things stores the upgrade package file and encrypts the upgrade package file to form an upgrade package file list capable of being queried in a classification manner;
step S02, the ECU software management module 103 classifies, counts and manages the upgrade package list to generate management database information;
step S03, the internet of things server 10 issues an upgrade notification to the mobile terminal 20;
step S04, downloading an APP from the mobile terminal 20, and performing relevant registration on the APP by an operator to form a user account, and then logging in the account;
step S05, receiving an upgrade notification issued by the Internet of things server 10, and filtering and inquiring an upgrade package file list;
step S06, selecting an encrypted upgrade package file from the screening list and downloading the upgrade package file to the local memory of the mobile terminal 20;
step S07, connecting the mobile terminal 20 with the ECU terminal 50 through the protocol conversion module 40 and the upgrade wiring harness 40;
step S08, the mobile terminal 20 compares the version information of the ECU terminal 50 with the version information of the downloaded upgrade package file to determine whether the upgrade policy is met, if the upgrade policy is met, the mobile terminal 20 transmits the upgrade package file to the ECU terminal 50 by using the OTG communication protocol, and if the upgrade policy is not met, the upgrade process is ended.
Step S09, the ECU terminal 50 receives the encrypted upgrade package file and decrypts the upgrade package file;
step S10, the ECU terminal 50 upgrades the ECU software according to the upgrade package file, and determines whether the upgrade is successful, if so, sends a message that the upgrade result is successful to the mobile terminal 20, otherwise, sends a message that the upgrade result is failed to the mobile terminal 20;
step S11, after receiving the upgrade result, the mobile terminal records and saves the upgrade result, the information of the ECU terminal 50, the upgrade time and the information of the upgrade package file;
step S12, in a WIFI or mobile communication network (i.e. networked) environment, the mobile terminal 20 automatically uploads an upgrade result to the internet of things server 10;
and step S13, finishing upgrading.
In summary, compared with the prior art, according to the system and the method for upgrading the ECU software in the engineering machinery vehicle provided by the invention, the mobile terminal is in communication connection with the internet of things server, the ECU terminal is connected with the mobile terminal through the protocol conversion module and the upgrading wire harness, the internet of things server stores the upgrading package file of the ECU software, the mobile terminal first downloads the upgrading package file from the internet of things server, then is connected to the ECU terminal through the upgrading connection line and the protocol conversion module and transmits the upgrading package file to the ECU terminal, and finally the ECU terminal receives the upgrading package file and upgrades the ECU software according to the upgrading package file. Compared with the prior art, the invention can realize the following beneficial technical effects:
1) the whole upgrading process simplifies the upgrading operation of the ECU software of the engineering machinery vehicle, and the complex upgrading service is split, including the generation, classification and transmission management of an upgrading packet are integrated to the service end of the Internet of things, so that the management and the operation are separated;
2) the software upgrading of the ECU of the engineering machinery vehicle does not depend on professional technicians for field support, so that the labor cost is saved;
3) the mobile terminal replaces a hardware terminal without carrying special ECU software upgrading equipment, ECU software upgrading services are extracted and integrated into the mobile terminal, and upgrading package files are downloaded from the service end of the Internet of things and then transmitted to the ECU terminal for software upgrading, so that upgrading steps are simplified, and upgrading cost is reduced;
4) the mobile terminal can download the upgrade package file to a local memory in advance, perform off-line transmission to the ECU terminal in a working site, and perform upgrade operation by the ECU terminal, so that the mobile terminal is particularly suitable for ECU software upgrade of engineering machinery vehicles in plateau, mine and closed non-network or weak-network environments with poor network states, and the ECU software upgrade is not limited to network environments;
5) under WIFI or mobile communication network environment, the mobile terminal can automatically upload the upgrade record to the internet of things server, so that the upgrade record is monitored, the ECU software upgrade is effectively tracked, burst conditions are processed, and accurate judgment is performed.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (13)
1. The system for upgrading the ECU software in the engineering machinery vehicle is characterized by comprising an Internet of things server, a mobile terminal, a protocol conversion module, an upgrading wiring harness and an ECU terminal of the engineering machinery vehicle, wherein the mobile terminal is in communication connection with the Internet of things server, and the ECU terminal is connected with the mobile terminal through the protocol conversion module and the upgrading wiring harness; wherein the content of the first and second substances,
the Internet of things server is used for storing an upgrade package file of ECU software;
the mobile terminal is used for downloading the upgrade package software from the Internet of things server and transmitting the upgrade package file to the ECU terminal;
and the ECU terminal is used for receiving the upgrade package file and upgrading ECU software of the ECU terminal based on the upgrade package file.
2. The upgrading system for ECU software in engineering machinery vehicles according to claim 1, wherein the Internet of things server comprises an ECU software management module, and the ECU software management module is used for recording the information of the upgrade package files in an upgrade package file list, classifying, counting and managing the upgrade package file list, and generating management database information.
3. The system for upgrading ECU software in engineering vehicles according to claim 2, wherein the service end of the Internet of things further comprises a mobile terminal management module;
the mobile terminal management module is used for issuing an upgrade notification to the mobile terminal and recording and managing data interaction information between the mobile terminal and the internet of things server side.
4. The upgrading system of ECU software in an engineering vehicle according to claim 1, wherein the mobile terminal includes a transmission communication protocol layer and a network communication protocol layer; wherein the content of the first and second substances,
the transmission communication protocol layer is used for interactive communication with the ECU terminal;
and the network communication protocol layer is used for interactive communication with the service end of the Internet of things.
5. The upgrading system of ECU software in engineering vehicle of claim 4, characterized in that, the communication protocol of the transmission communication protocol layer is OTG communication protocol.
6. The system for upgrading ECU software in engineering vehicles according to claim 4, wherein the mobile terminal further comprises a message push service layer, and the message push service layer is used for receiving an upgrade notification issued by the service end of the Internet of things.
7. The method for upgrading the ECU software in the engineering vehicle is characterized by being realized by adopting an upgrading system of the ECU software in the engineering mechanical vehicle, wherein the upgrading system comprises an Internet of things server, a mobile terminal, a protocol conversion module, an upgrading wire harness and an ECU terminal of the engineering mechanical vehicle, the mobile terminal is in communication connection with the Internet of things server, and the ECU terminal is connected with the mobile terminal through the protocol conversion module and the upgrading wire harness;
the upgrading method comprises the following steps:
step S1, the service end of the Internet of things issues an upgrade notice aiming at ECU software to the mobile terminal, wherein the service end of the Internet of things stores an upgrade package file of the ECU software;
step S2, the mobile terminal downloads the upgrade patch file from the service end of the Internet of things according to the upgrade notification and transmits the upgrade patch file to the ECU terminal;
and step S3, the ECU terminal upgrades the ECU software according to the upgrade package file.
8. The method for upgrading ECU software in an engineering vehicle according to claim 7, wherein the Internet of things server comprises an ECU software management module, the ECU software management module records the information of the upgrade package file in an upgrade package file list, and classifies, counts and manages the upgrade package file list to generate management database information.
9. The method for upgrading ECU software in an engineering vehicle according to claim 8, wherein in step S2, the downloading, by the mobile terminal, the upgrade package file from the IOT server according to the upgrade notification includes:
the mobile terminal filters and inquires the information of the upgrade package file from the upgrade package file list according to the upgrade notification;
and downloading the upgrade package file from the service end of the Internet of things according to the information of the upgrade package file.
10. The method for upgrading ECU software in an engineering vehicle according to claim 7, wherein the mobile terminal transmits the upgrade package file to the ECU terminal in step S2, including:
and the mobile terminal transmits the upgrade package file to the ECU terminal by utilizing an OTG communication protocol.
11. The method for upgrading ECU software in an engineering vehicle according to claim 7, wherein the mobile terminal transmits the upgrade package file to the ECU terminal in step S2, including:
and the mobile terminal reads the version information of the ECU software of the ECU terminal, compares the version information with the downloaded version information of the upgrade package file, judges whether the upgrade package file conforms to an upgrade strategy or not, and transmits the upgrade package file to the ECU terminal if the upgrade package file conforms to the upgrade strategy.
12. The method for upgrading ECU software in a construction vehicle according to claim 7, further comprising, after step S3:
the ECU terminal judges whether the upgrade is successful, if so, the message that the upgrade result is successful is sent to the mobile terminal, otherwise, the message that the upgrade result is failed is sent to the mobile terminal;
and the mobile terminal saves the upgrading result, the information of the ECU terminal, the upgrading time and the information of the upgrading packet file as an upgrading record.
13. The method for upgrading ECU software in an engineering vehicle according to claim 12, characterized by further comprising:
and the mobile terminal uploads the upgrade record to the Internet of things server for storage.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911175706.0A CN110865841A (en) | 2019-11-26 | 2019-11-26 | System and method for upgrading ECU software in engineering machinery vehicle |
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| CN201911175706.0A CN110865841A (en) | 2019-11-26 | 2019-11-26 | System and method for upgrading ECU software in engineering machinery vehicle |
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| CN112230957A (en) * | 2020-10-16 | 2021-01-15 | 深圳市中江天华科技有限公司 | Equipment upgrading method based on cloud and application bridging |
| CN113734108A (en) * | 2021-09-03 | 2021-12-03 | 江苏本松机电科技有限公司 | Engineering machinery vehicle and ECU wire harness upgrading system thereof |
| CN113741939A (en) * | 2021-09-14 | 2021-12-03 | 合众新能源汽车有限公司 | Offline upgrading method of automobile software, server and automobile machine |
| CN114546445A (en) * | 2022-02-24 | 2022-05-27 | 重庆长安汽车股份有限公司 | Finished automobile OTA controller upgrading system and method based on micro-service architecture |
| CN114826911A (en) * | 2022-03-10 | 2022-07-29 | 浙江零跑科技股份有限公司 | OTA upgrading implementation method combining automobile and mobile phone |
| CN114979116A (en) * | 2022-05-16 | 2022-08-30 | 北斗星通智联科技有限责任公司 | Vehicle-mounted software upgrading method, system, terminal equipment and storage medium |
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