CN113553069B - Engine ECU (electronic control Unit) flashing method, device and system - Google Patents
Engine ECU (electronic control Unit) flashing method, device and system Download PDFInfo
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- CN113553069B CN113553069B CN202110744824.XA CN202110744824A CN113553069B CN 113553069 B CN113553069 B CN 113553069B CN 202110744824 A CN202110744824 A CN 202110744824A CN 113553069 B CN113553069 B CN 113553069B
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Abstract
The invention discloses a method, a device and a system for flashing an engine ECU (electronic control unit), wherein the method comprises the following steps: acquiring engine data of a vehicle to be flashed; after project maintenance data are called according to the engine data, the project maintenance data are sent to an automatic calibration device, so that the automatic calibration device obtains configuration data according to the project maintenance data; and receiving the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data, and sending the ECU code data to the automatic calibration device so that the automatic calibration device performs flash on the engine ECU of the vehicle to be flashed according to the ECU code data. By adopting the embodiment of the invention, the data maintenance cost can be reduced, and the safety of the ECU flash of the engine can be improved.
Description
Technical Field
The invention relates to the technical field of data flashing, in particular to an engine ECU flashing method, device and system.
Background
With the rapid development of the automobile industry, people have higher and higher requirements on the performance of automobiles, and in order to improve the control performance of an engine to the maximum extent, the mechanical control of the engine is gradually replaced by electronic control. Due to the vigorous development of various types of Control systems, in order to meet the diversified demands of customers, higher requirements are required for the safety reliability, efficiency and adaptability of calibration data for an Electronic Control Unit (ECU) which is a core of an engine Electronic Control technology.
However, in the engine ECU flashing system in the prior art, ECU code data of different manufacturers and different systems are not uniformly managed, so that risks that ECU codes in the engine ECU flashing process are easily maliciously tampered and deleted are caused, and finally problems that data maintenance cost in the flashing process is too high and safety in the engine ECU flashing process is low are caused.
Disclosure of Invention
The embodiment of the invention provides an engine ECU (electronic control unit) flashing method, device and system, which can reduce the data maintenance cost and improve the safety of the engine ECU flashing.
A first aspect of an embodiment of the present application provides an engine ECU flashing method, including:
acquiring engine data of a vehicle to be flashed;
after project maintenance data are called according to the engine data, the project maintenance data are sent to an automatic calibration device, so that the automatic calibration device can obtain configuration data according to the project maintenance data;
and receiving the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data, and sending the ECU code data to the automatic calibration device so that the automatic calibration device performs the flash on the engine ECU of the vehicle to be flashed according to the ECU code data.
In a possible implementation manner of the first aspect, the method further includes:
and updating the ECU code data after calculation by combining a formula according to the customer requirements.
In a possible implementation manner of the first aspect, the updating of the ECU code data after calculation by combining a formula according to the customer demand specifically includes:
acquiring a formula database and an interactive database;
according to the client requirements, obtaining the ECU version, the function type and the function address of the client;
updating a corresponding formula in a formula database according to the ECU version, the function type and the function address of the client;
and acquiring corresponding numerical values in the interactive database according to the updated formula, performing operation to obtain an operation result, and updating ECU code data according to the operation result.
In a possible implementation manner of the first aspect, the method further includes: the ECU code data is directly replaced according to the client authority,
the method specifically comprises the following steps:
and when the range of the client authority is larger than the realized function range of the code data, directly replacing the original ECU code data with the code data corresponding to the client authority.
In a possible implementation manner of the first aspect, the obtaining, by the automatic calibration apparatus, the configuration data according to the project maintenance data specifically includes:
and sending the project maintenance data to the automatic calibration device so that the automatic calibration device obtains the configuration data sent back by the production data management device after sending the project maintenance data to the production data management device.
A second aspect of the embodiments of the present application provides an engine ECU flashing device including: the device comprises a first acquisition module, a second acquisition module and a flash module;
the first acquisition module is used for acquiring engine data of a vehicle to be flashed;
the second acquisition module is used for transmitting the project maintenance data to the automatic calibration device after the project maintenance data are called according to the engine data, so that the automatic calibration device acquires the configuration data according to the project maintenance data;
the flash module is used for receiving the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data, and sending the ECU code data to the automatic calibration device so that the automatic calibration device can flash the engine ECU of the vehicle to be flashed according to the ECU code data.
In a possible implementation manner of the second aspect, the method further includes: updating the module;
the updating module is used for updating the ECU code data after calculation by combining a formula according to the customer requirements.
In a possible implementation manner of the second aspect, updating the ECU code data after calculation by combining a formula according to the customer requirements specifically includes:
acquiring a formula database and an interactive database;
according to the client requirements, obtaining the ECU version, the function type and the function address of the client;
updating a corresponding formula in a formula database according to the ECU version, the function type and the function address of the client;
and acquiring corresponding numerical values in the interactive database according to the updated formula, performing operation to obtain an operation result, and updating ECU code data according to the operation result.
In a possible implementation manner of the second aspect, the method further includes: a replacement module;
the replacing module is used for directly replacing ECU code data according to the client authority, and specifically comprises the following steps:
and when the range of the client authority is larger than the realized function range of the code data, directly replacing the original code data with the code data corresponding to the client authority.
A third aspect of an embodiment of the present application provides an engine ECU flashing system including: the engine ECU flash device comprises an automatic calibration device, a production data management device and the engine ECU flash device;
the engine ECU flash device is used for acquiring engine data sent by the automatic calibration device, calling project maintenance data according to the engine data and sending the project maintenance data to the automatic calibration device; the system is also used for acquiring configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data and sending the ECU code data to the automatic calibration device;
the automatic calibration device is used for acquiring a production code of a vehicle to be flashed, generating a first calling request, sending the first calling request to the production data management device to acquire engine data sent by the production data management device, and sending the engine data to the engine ECU flashing device; the system comprises a production data management device, an engine ECU flash device, a data processing device and a data processing device, wherein the production data management device is used for acquiring project maintenance data sent by the engine ECU flash device, sending the project maintenance data to the production data management device to acquire configuration data sent by the production data management device, and sending the configuration data to the engine ECU flash device; the engine ECU flash device is also used for flash writing the engine ECU of the vehicle to be flashed according to the ECU code data sent by the engine ECU flash device;
the production data management device is used for calling the engine data according to the first calling request sent by the automatic calibration device and sending the engine data to the automatic calibration device; and the automatic calibration device is also used for calling configuration data and sending the configuration data to the automatic calibration device according to the project maintenance data sent by the automatic calibration device.
Compared with the prior art, the method, the device and the system for flashing the engine ECU have the advantages that: according to the flashing method provided by the embodiment of the invention, the engine data of the vehicle to be flashed are obtained firstly; then, after project maintenance data are called according to the engine data, the project maintenance data are sent to the automatic calibration device, so that the automatic calibration device obtains configuration data according to the project maintenance data; and receiving the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data, and sending the ECU code data to the automatic calibration device so that the automatic calibration device performs the flash on the engine ECU of the vehicle to be flashed according to the ECU code data. According to the method, the ECU code data are called according to the configuration data before the engine ECU is subjected to flash writing, namely, the unified management of the ECU code data is realized, the risks of tampering and deletion caused by open storage management of the ECU code are prevented, the flash writing safety of the engine ECU is greatly improved, and the code management cost is reduced. Meanwhile, after the ECU code data are called, the ECU code data are sent to the automatic calibration device, so that the automatic calibration device can write the engine ECU of the vehicle to be written with a brush according to the ECU code data, the manual writing process in the prior art can be replaced, and the efficiency and the accuracy of writing the engine ECU are greatly improved.
In addition, the flash method provided by the embodiment of the invention further comprises the steps of updating the ECU code data after calculation by combining a formula according to the requirements of customers; and directly replacing the ECU code data according to the client authority. The automatic calibration device is used for updating the ECU code data according to the customer requirements, so that the customer requirements can be met in multiple aspects in the engine ECU updating process, and meanwhile, the data integrity of the engine ECU updating is guaranteed. And the ECU code data is directly replaced according to the client authority, so that the flexibility of the ECU flashing process of the engine can be increased, the redundancy process of firstly combining a formula according to the client requirement, then calculating the code data and then updating does not need to be strictly followed, and the method is convenient and quick.
Finally, the flashing method provided by the embodiment of the invention can record the interactive information and the interactive time with the automatic calibration device in real time, so that the flashing process of the engine ECU has traceability, thereby facilitating timely error correction and avoiding further expansion of loss.
Drawings
FIG. 1 is a schematic flow chart diagram of an engine ECU flashing method according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an ECU flash device of an engine according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an ECU flashing system of an engine 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.
Referring to fig. 1, which is a schematic flow chart of an engine ECU flashing method according to an embodiment of the present invention, includes S101, S102, and S103, as follows:
s101: and acquiring engine data of the vehicle to be flashed.
Wherein the engine data is an engine model.
S102: and after the project maintenance data are called according to the engine data, the project maintenance data are sent to the automatic calibration device, so that the automatic calibration device can obtain the configuration data according to the project maintenance data.
In this embodiment, the project maintenance data includes: engine manufacturer data, ECU model data, ECU version data, ECU manufacturer data, and post-processing confirmation data. Therefore, the method for flashing the engine ECU provided by the embodiment of the invention carries out unified management on project maintenance data, including but not limited to engine manufacturer data, ECU model data, ECU version data, ECU manufacturer data and post-processing confirmation data, so that a safe and reliable data source can be provided for an automatic calibration device, and the flashing safety of the engine ECU is ensured.
In this embodiment, the project maintenance data is retrieved according to the engine data, specifically: and establishing a correlation comparison table according to the engine data, the engine manufacturer data, the ECU model data, the ECU version data, the ECU manufacturer data and the post-processing confirmation data. When the engine data is obtained, corresponding engine manufacturer data, ECU model data, ECU version data, ECU manufacturer data and post-processing confirmation data, namely project maintenance data, can be obtained according to the correlation comparison table. For example, the engine data is: WP8.350E62-DHE81P0001, then the project maintenance data obtained from said engine data is: the engine manufacturer data is Weichai, the ECU model data is Weichai V174 version, the ECU version data is Weichai V174 version, the ECU manufacturer data is WEICHAI, and the post-processing confirmation data is post-processing.
In the present embodiment, the configuration data is ECU version, project type, and configuration confirmation data.
In a specific embodiment, the acquiring the configuration data according to the project maintenance data specifically includes: and acquiring an ECU version list according to the ECU version data in the project maintenance data, and acquiring an ECU version, a project type and configuration confirmation data, namely acquiring configuration data according to the ECU version list.
S103: and receiving the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data, and sending the ECU code data to the automatic calibration device so that the automatic calibration device performs the flash on the engine ECU of the vehicle to be flashed according to the ECU code data.
In this embodiment, the invoking of the ECU code data according to the configuration data specifically includes: and acquiring corresponding ECU code data in the code database according to the ECU version, the project type and the configuration confirmation data. For example, when the ECU version IS "yuchai country six version", the project type IS "multi-state switch", and the configuration confirmation data IS "no" in the configuration data, the called ECU code data IS "intelligent fuel-saving switch IS _ multisenswhit _ Enable =0"; when the ECU version IS ' Yuchai national sixth version ', the project type IS ' multi-state switch ', and the configuration confirmation data IS ' yes ' in the configuration data, the called ECU code data IS ' intelligent fuel-saving switch ' IS _ MultiSerSwit _ Enable =1 '.
In this embodiment, the method further includes: updating the ECU code data after calculation by combining a formula according to the requirements of customers; and directly replacing the ECU code data according to the client authority.
In a specific embodiment, the updating the ECU code data after calculation according to the customer demand and in combination with a formula specifically includes: acquiring a formula database and an interactive database; acquiring a client ECU version, a function type and a function address according to the client requirement; updating a corresponding formula in the formula database according to the client ECU version, the function type and the function address; and acquiring corresponding numerical values in the interactive database according to the updated formula, performing operation to obtain an operation result, and updating the ECU code data according to the operation result. Wherein, the updating the ECU code data comprises increasing the ECU code data according to the customer requirements and deleting the ECU code data according to the customer requirements.
Specifically, when the customer requirement is to flash the transmission ratio coefficient of the Weichaft firewood 110 version to 23.39, acquiring that the customer ECU version is the Weichaft firewood 110 version, the function type is the transmission ratio coefficient and the function address is Tra _ rnFacCrdS _ C according to the customer requirement; updating a corresponding formula in the formula database: a = rear axle ratio/(0.377 tire rolling radius), b =128 (rounding off a and keeping to a decimal), c = converting b to 16 (if the high order is less than 0, it needs to be complemented to 2 bytes), and records the above formula name as "Weichai new 110 version gear ratio coefficient". Then, according to various factors in the formula, such as: and acquiring corresponding numerical values in the interactive database, calculating to obtain an operation result, and updating the ECU code data according to the operation result.
In a specific embodiment, a real-time interaction channel is stored between the production data management devices in the interaction database, so that the interaction database can acquire data information of new-model devices such as a rear axle, a tire, a gearbox and the like in a new model in real time from the production data management devices, and the interaction database can be updated.
In a specific embodiment, directly replacing the ECU code data according to the client authority specifically includes:
and when the range of the client authority is larger than the realized function range of the code data, directly replacing the original ECU code data with the code data corresponding to the client authority.
Specifically, when the maximum speed of the A car in the existing code data is limited to 89KM/H, and the maximum speed of the A car is limited to 80KM/H according to the client authority, the range of the client authority is larger than the realized function range of the existing code data. And the administrator sets a triggering judgment condition and an intervention mode according to the client authority, and when the automatic calibration device interacts with the automatic calibration device and meets the triggering judgment condition, the automatic calibration device directly replaces code data of 'the highest speed limit of the A vehicle is 89 KM/H' with code data of 'the highest speed limit of the A vehicle is 80 KM/H'. The formula does not need to be updated, the ECU code data does not need to be updated, and the corresponding code data is obtained again through the configuration data, so that the method is simple and convenient and has strong flexibility.
In this embodiment, the method further includes: and recording the interaction information and the interaction time of the automatic calibration device in real time. The interactive information comprises the engine data, project maintenance data, configuration data and ECU code data; and the interactive time is the time for sending the interactive information. Uploading the interaction information and the interaction time to a server so as to facilitate the calling of management personnel; the calling method includes but is not limited to: a statistical download mode and a batch download mode. The statistical downloading mode is mainly convenient for managers to count the writing rules, and a system is used for replacing manual statistics; the batch download mode provides a way to download the original flash document, which can be operated singly or multiply.
To further explain the ECU flash apparatus of the engine, please refer to fig. 2, fig. 2 is a schematic structural diagram of the ECU flash apparatus of the engine according to an embodiment of the present invention, including: a first obtaining module 201, a second obtaining module 202 and a flash module 203.
The first obtaining module 201 is used for obtaining engine data of a vehicle to be flashed;
the second obtaining module 202 is configured to, after retrieving the project maintenance data according to the engine data, send the project maintenance data to an automatic calibration device, so that the automatic calibration device obtains configuration data according to the project maintenance data;
the flashing module 203 is configured to obtain the configuration data sent by the automatic calibration device, call ECU code data according to the configuration data, and send the ECU code data to the automatic calibration device, so that the automatic calibration device flashes the engine ECU of the vehicle to be flashed according to the ECU code data.
In this embodiment, the engine ECU flashing device further includes: an update module and a replacement module;
the updating module is used for updating the ECU code data after calculation by combining a formula according to the customer requirements; the replacing module is used for directly replacing the ECU code data according to the client authority.
In a specific embodiment, the updating the ECU code data after calculation according to the customer demand and in combination with a formula specifically includes: acquiring a formula database and an interactive database; acquiring a client ECU version, a function type and a function address according to the client requirement; updating a corresponding formula in the formula database according to the client ECU version, the function type and the function address; and acquiring corresponding numerical values from the interactive database according to the updated formula, performing operation to obtain an operation result, and updating the ECU code data according to the operation result.
In a specific embodiment, the directly replacing the ECU code data according to the client authority specifically includes:
and when the range of the client authority is larger than the realized function range of the code data, directly replacing the original ECU code data with the code data corresponding to the client authority.
For better explaining the engine ECU flashing system, please refer to fig. 3, fig. 3 is a schematic structural diagram of an engine ECU flashing system according to an embodiment of the present invention, including: an automatic calibration device 301, the engine ECU flash device 302 described above, and a production data management device 303.
As can be taken from fig. 3, (1) represents the production code of the vehicle to be flashed, (2) represents the first invocation request, (3) represents the engine data, (4) represents the project maintenance data, (5) represents the configuration data, and (6) represents the ECU code data. The data interaction process between the automatic calibration device 301, the engine ECU flashing device 302, and the production data management device 303 is as follows:
the engine ECU flashing device 302 is configured to receive the engine data (3) sent by the automatic calibration device 301, and send the project maintenance data (4) to the automatic calibration device 301 after retrieving the project maintenance data (4) according to the engine data (3); the automatic calibration device 301 is further configured to obtain the configuration data (5) sent by the automatic calibration device 301, retrieve the ECU code data (6) according to the configuration data (5), and send the ECU code data (6) to the automatic calibration device 301.
The automatic calibration device 301 is configured to obtain a production code (1) of a vehicle to be flashed, generate a first retrieval request (2), send the first retrieval request (2) to the production data management device 303 to obtain the engine data (3) sent by the production data management device 303, and send the engine data (3) to the engine ECU flashing device 302; the system is used for acquiring the project maintenance data (4) sent by the engine ECU flash device 302, sending the project maintenance data (4) to the production data management device 303 to acquire the configuration data (5) sent by the production data management device 303, and then sending the configuration data (5) to the engine ECU flash device 302; and is also used for flashing the engine ECU of the vehicle to be flashed according to the ECU code data (6) sent by the engine ECU flashing device 302.
The production data management device 303 is configured to retrieve the engine data (3) according to the first retrieval request (2) sent by the automatic calibration device 301 and send the engine data to the automatic calibration device 301; and is further configured to retrieve the configuration data (5) and send the configuration data to the automatic calibration apparatus 301 according to the project maintenance data (4) sent by the automatic calibration apparatus 301.
In an embodiment, the production data management device 303 may also retrieve the engine data (3) and directly send the engine data to the engine ECU flash device 302 after receiving the first retrieval request (2) sent by the automatic calibration device 301, without sending the engine data to the automatic calibration device 301 and then forwarding the engine data through the automatic calibration device 301. The subsequent interaction process is the same as above, and is not described herein again.
The embodiment of the invention provides an engine ECU flashing method, device and system, wherein the flashing method firstly acquires engine data of a vehicle to be flashed; then, after project maintenance data are called according to the engine data, the project maintenance data are sent to the automatic calibration device, so that the automatic calibration device obtains configuration data according to the project maintenance data; and receiving the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data, and sending the ECU code data to the automatic calibration device so that the automatic calibration device performs the flash on the engine ECU of the vehicle to be flashed according to the ECU code data. Therefore, according to the flash scheme provided by the invention, ECU code data are called according to configuration data before the engine ECU is flashed, namely, unified management of the ECU code data is realized, the risks of tampering and deletion caused by open storage management of the ECU code are prevented, the flash safety of the engine ECU is greatly improved, and the code management cost is reduced. Meanwhile, after the ECU code data are called, the ECU code data are sent to the automatic calibration device, so that the automatic calibration device can write the engine ECU of the vehicle to be written with a brush according to the ECU code data, the manual writing process in the prior art can be replaced, and the efficiency and the accuracy of writing the engine ECU are greatly improved.
In addition, the flash method provided by the embodiment of the invention further comprises the steps of updating the ECU code data after calculation by combining a formula according to the requirements of customers; and directly replacing the ECU code data according to the client authority. The automatic calibration device is used for updating the ECU code data according to the customer requirements, so that the customer requirements can be met in multiple aspects in the engine ECU updating process, and meanwhile, the data integrity of the engine ECU updating is guaranteed. And the ECU code data is directly replaced according to the client authority, so that the flexibility of the engine ECU flashing process can be improved, the redundancy process of firstly combining a formula according to the client requirement, then calculating the code data and then updating does not need to be strictly followed, and the method is simple, convenient and quick to operate.
Finally, the flashing method provided by the embodiment of the invention can record the interactive information and the interactive time with the automatic calibration device in real time, so that the flashing process of the engine ECU has traceability, thereby facilitating timely error correction and avoiding further expansion of loss.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. An engine ECU flashing method, comprising:
acquiring engine data of a vehicle to be flashed;
after project maintenance data are called according to the engine data, the project maintenance data are sent to an automatic calibration device, so that the automatic calibration device obtains configuration data according to the project maintenance data;
and receiving the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data, and sending the ECU code data to the automatic calibration device so that the automatic calibration device writes the engine ECU of the vehicle to be written with a brush according to the ECU code data.
2. The engine ECU flashing method of claim 1, further comprising:
and updating the ECU code data after calculation by combining a formula according to the requirements of customers.
3. The method according to claim 2, wherein the ECU code data is updated after calculation by combining a formula according to customer requirements, specifically:
acquiring a formula database and an interactive database;
according to the customer requirements, obtaining a customer ECU version, a function type and a function address;
updating a corresponding formula in the formula database according to the client ECU version, the function type and the function address;
and acquiring corresponding numerical values in the interactive database according to the updated formula, performing operation to obtain an operation result, and updating the ECU code data according to the operation result.
4. An engine ECU flashing method according to claim 2 or 3, further comprising: directly replacing the ECU code data according to the client authority, which specifically comprises the following steps:
and when the range of the client authority is larger than the realized function range of the code data, directly replacing the original ECU code data with the code data corresponding to the client authority.
5. The method according to claim 4, wherein the enabling of the automatic calibration device to obtain configuration data according to the project maintenance data includes:
and sending the project maintenance data to the automatic calibration device so that the automatic calibration device obtains the configuration data sent back by the production data management device after sending the project maintenance data to the production data management device.
6. An engine ECU flash device, comprising: the device comprises a first acquisition module, a second acquisition module and a flash module;
the first acquisition module is used for acquiring engine data of a vehicle to be flashed;
the second acquisition module is used for transmitting the project maintenance data to an automatic calibration device after the project maintenance data are called according to the engine data, so that the automatic calibration device acquires configuration data according to the project maintenance data;
the flashing module is used for receiving the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data, and sending the ECU code data to the automatic calibration device, so that the automatic calibration device flashes the engine ECU of the vehicle to be flashed according to the ECU code data.
7. The engine ECU flash apparatus according to claim 6, characterized by further comprising: updating the module; the updating module is used for updating the ECU code data after calculation by combining a formula according to the customer requirements.
8. The ECU flash device according to claim 7, wherein the ECU code data is updated according to customer requirements after calculation by combining with a formula, specifically:
acquiring a formula database and an interactive database;
acquiring a client ECU version, a function type and a function address according to the client requirement;
updating a corresponding formula in the formula database according to the client ECU version, the function type and the function address;
and acquiring corresponding numerical values in the interactive database according to the updated formula, performing operation to obtain an operation result, and updating the ECU code data according to the operation result.
9. An engine ECU flashing device according to claim 7 or 8, further comprising: a replacement module;
the replacing module is used for directly replacing the ECU code data according to the client authority, and specifically comprises the following steps: and when the range of the client authority is larger than the realized function range of the code data, directly replacing the original ECU code data with the code data corresponding to the client authority.
10. An engine ECU flashing system, comprising: automatic calibration means, production data management means, and engine ECU flashing means as claimed in any one of claims 6 to 9;
the engine ECU flash device is used for acquiring the engine data sent by the automatic calibration device, calling project maintenance data according to the engine data and sending the project maintenance data to the automatic calibration device; the automatic calibration device is also used for acquiring the configuration data sent by the automatic calibration device, calling ECU code data according to the configuration data and sending the ECU code data to the automatic calibration device;
the automatic calibration device is used for acquiring a production code of a vehicle to be flashed, generating a first calling request, sending the first calling request to the production data management device to acquire the engine data sent by the production data management device, and then sending the engine data to the engine ECU flashing device; the system comprises a production data management device, an engine ECU flash device, a configuration data storage device and a data processing device, wherein the production data management device is used for storing the project maintenance data sent by the engine ECU flash device, sending the project maintenance data to the production data management device to obtain the configuration data sent by the production data management device and then sending the configuration data to the engine ECU flash device; the engine ECU flash device is also used for flash writing the engine ECU of the vehicle to be flashed according to the ECU code data sent by the engine ECU flash device;
the production data management device is used for calling the engine data according to the first calling request sent by the automatic calibration device and sending the engine data to the automatic calibration device; and the automatic calibration device is also used for calling the configuration data and sending the configuration data to the automatic calibration device according to the project maintenance data sent by the automatic calibration device.
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| CN202110744824.XA CN113553069B (en) | 2021-06-30 | 2021-06-30 | Engine ECU (electronic control Unit) flashing method, device and system |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109034426A (en) * | 2018-09-06 | 2018-12-18 | 武汉锐科控制系统有限公司 | A kind of Maintenance of Agricultural Machinery and monitoring system and method |
| CN111679647A (en) * | 2020-05-06 | 2020-09-18 | 一汽奔腾轿车有限公司 | Vehicle type code automatic matching calibration data based flashing system and method |
| CN112905213A (en) * | 2021-03-26 | 2021-06-04 | 中国重汽集团济南动力有限公司 | Method and system for realizing ECU (electronic control Unit) flash parameter optimization based on convolutional neural network |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105573148B (en) * | 2014-10-11 | 2018-06-26 | 广州汽车集团股份有限公司 | A kind of ECU software method for refreshing and device based on Vspy |
| CN104569501B (en) * | 2014-12-23 | 2017-10-31 | 郑州宇通客车股份有限公司 | A kind of vehicle speed based on dipper system is than calibration system and method |
| CN105094901B (en) * | 2015-07-14 | 2018-07-27 | 广州小鹏汽车科技有限公司 | A kind of long-range method and diagnostic device of on line refreshable ECU after sale |
| US11119757B2 (en) * | 2015-08-05 | 2021-09-14 | EZ Lynk SEZC | System and method for remote ECU reprogramming |
| US10614640B2 (en) * | 2015-08-05 | 2020-04-07 | EZ Lynk SEZC | System and method for real time wireless ECU monitoring and reprogramming |
| CN107888661A (en) * | 2017-10-24 | 2018-04-06 | 道依茨汽（大连）柴油机有限公司 | A kind of ECU data writes with a brush dipped in Chinese ink system |
| CN109144553A (en) * | 2018-09-13 | 2019-01-04 | 绿驰汽车科技（上海）有限公司 | A kind of onboard electronic control unit Oftware updating method |
| CN111240712A (en) * | 2019-12-27 | 2020-06-05 | 深圳市元征科技股份有限公司 | ECU (electronic control Unit) flashing method, device and equipment and storage medium |
| CN112052032B (en) * | 2020-09-01 | 2024-04-16 | 潍柴动力股份有限公司 | Brushing method and device of electronic control unit |
-
2021
- 2021-06-30 CN CN202110744824.XA patent/CN113553069B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109034426A (en) * | 2018-09-06 | 2018-12-18 | 武汉锐科控制系统有限公司 | A kind of Maintenance of Agricultural Machinery and monitoring system and method |
| CN111679647A (en) * | 2020-05-06 | 2020-09-18 | 一汽奔腾轿车有限公司 | Vehicle type code automatic matching calibration data based flashing system and method |
| CN112905213A (en) * | 2021-03-26 | 2021-06-04 | 中国重汽集团济南动力有限公司 | Method and system for realizing ECU (electronic control Unit) flash parameter optimization based on convolutional neural network |
Non-Patent Citations (1)
| Title |
|---|
| 徐尖峰.单缸小排量汽油机控制策略开发与标定优化.《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》.2020,C035-453. * |
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