CN111352646A - MPU software upgrading method and upgrading system thereof - Google Patents
MPU software upgrading method and upgrading system thereof Download PDFInfo
- Publication number
- CN111352646A CN111352646A CN202010106179.4A CN202010106179A CN111352646A CN 111352646 A CN111352646 A CN 111352646A CN 202010106179 A CN202010106179 A CN 202010106179A CN 111352646 A CN111352646 A CN 111352646A
- Authority
- CN
- China
- Prior art keywords
- upgrading
- mpu
- software
- upgrade
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000003745 diagnosis Methods 0.000 claims abstract description 53
- 238000012544 monitoring process Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
- G06F8/654—Updates using techniques specially adapted for alterable solid state memories, e.g. for EEPROM or flash memories
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stored Programmes (AREA)
Abstract
The invention discloses an MPU software upgrading method for a vehicle-mounted T-Box, which comprises the steps of storing MPU upgrading software into a mobile storage medium and connecting with a T-Box interface; connecting the upgrade diagnosis equipment with the T-Box interface and sending an upgrade diagnosis instruction to the MCU of the T-Box to detect whether the T-Box meets the upgrade condition or not and detect whether the mobile storage medium meets the upgrade condition or not, if so, sending the upgrade instruction to the MPU of the T-Box by the upgrade diagnosis equipment, otherwise, prompting that the upgrade fails; the MPU judges whether an executing remote upgrading program exists or not, and if not, the MPU upgrading software in the mobile storage medium is executed; the upgrading diagnosis equipment monitors the execution progress of the upgrading software of the MPU in real time and records the error data of the upgrading software in real time; when the upgrading diagnosis device finishes the upgrading after the MPU upgrading software is executed, prompting the upgrading to finish and instructing the MPU to restart the upgraded software. The invention also discloses an MPU software upgrading system. The invention can be operated by non-automobile professionals and can improve the upgrading success rate of MPU software.
Description
Technical Field
The invention relates to the field of automobiles, in particular to a method for upgrading MPU (Microprocessor Unit) software of a vehicle-mounted T-Box. The invention also relates to an MPU software upgrading system of the vehicle-mounted T-Box.
Background
The vehicle networking service comprises a vehicle, a cloud background, a user and a vehicle-mounted terminal T-Box, wherein the T-Box is a key bridge for connecting the vehicle and the cloud background. The T-BOX serves as a wireless gateway, provides a remote communication interface for the whole vehicle through functions of 4G remote wireless communication, GPS satellite positioning, acceleration sensing, CAN communication and the like, and provides services including vehicle data acquisition, vehicle track recording, vehicle fault monitoring, vehicle remote inquiry and control (locking and unlocking, air conditioner control, vehicle window control, transmitter torque limitation, engine starting and stopping), driving behavior analysis, 4G wireless hotspot sharing and the like. The T-BOX has various interfaces connected with the bus, and not only comprises a traditional Controller Area Network (CAN), a Local Interconnect Network (LIN), a debugging interface RS232/RS485/USB2.0 and the like, but also comprises a vehicle-mounted Ethernet (Ethernet) of the automobile bus. The vehicle-mounted terminal T-Box mainly comprises the following five major functions: data acquisition and storage, remote query and control, road rescue, fault diagnosis and exception prompting.
At present, in the technical background, a T-Box generally comprises MPU, MCU, BLE and other key chips, one main function of the MPU is to interact with a cloud background, and along with the evolution of products, a user inevitably involves the upgrade of MPU software in the using process. Currently, there are two main ways for upgrading MPU software in the industry:
1. and F, remote upgrading of the FOTA. When a software version needs to be updated, the large screen of the vehicle machine prompts a user whether to update, and the user clicks ' immediate update ', ' upgrade reservation ', ' and ' upgrade temporary ' on the large screen of the vehicle machine to respectively realize immediate update, upgrade reservation for a certain time or neglect software update of the MPU software. Remote upgrading cannot achieve real-time monitoring and diagnosis, upgrading is executed, software programs and vehicle states are not judged, real-time data acquisition and analysis and real-time restoration of upgrading failure cannot be achieved when faults such as upgrading errors occur, and potential safety hazards exist.
2. Upgrade via a one-click refresh tool. The user drives the car to a 4S store, and the MPU software version is refreshed by a worker through a refreshing tool. This approach requires the vehicle to be driven to a 4S store and refurbished by a professional, and the refurbishing tool may not be very stable and may fail to refurbish.
Disclosure of Invention
In this summary, a series of simplified form concepts are introduced that are simplifications of the prior art in this field, which will be described in further detail in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
The technical problem to be solved by the invention is to provide an MPU software upgrading method for a vehicle-mounted T-Box, which can be operated by non-automobile professionals, can collect error data of upgrading software in real time, can improve the upgrading success rate of MPU software,
another technical problem to be solved by the present invention is to provide an MPU software upgrade system for an on-vehicle T-Box, which can be operated by non-automotive professionals, can collect upgrade software error data in real time, can improve MPU software upgrade success rate.
The invention provides an MPU software upgrading method for a vehicle-mounted T-Box, which comprises the following steps:
s1, storing the MPU upgrading software into the mobile storage medium;
alternatively, the removable storage medium includes a U disk, a removable hard disk, a floppy disk, an optical disk, and a memory card.
S2, connecting the mobile storage medium with the T-Box interface;
optionally, a USB interface is used for connecting the mobile storage medium with the T-Box interface;
s3, connecting the upgrade diagnosis equipment with the T-Box interface;
optionally, a USB interface is used for connecting the upgrade diagnosis equipment with the T-Box interface;
s4, the upgrade diagnosis device sends an upgrade diagnosis instruction to the MCU of the T-Box to detect whether the T-Box meets the upgrade condition or not and to detect whether the mobile storage medium meets the upgrade condition or not, if the mobile storage medium and the vehicle-mounted T-Box both meet the upgrade condition, the upgrade diagnosis device sends the upgrade instruction to the MPU of the T-Box, otherwise, the MCU prompts that the upgrade fails;
optionally, the upgrade diagnosis device sends a specific Routine ID (as a diagnosis instruction) to the MCU diagnosis processing module of the T-Box, and the diagnosis processing module determines the current conditions of the functional voltage, the ignition state, the powertrain state, and the like, and if the conditions do not satisfy the upgrade conditions, the upgrade fails, and if the conditions satisfy, the MPU of the T-Box is notified to perform software upgrade;
the upgrade diagnosis device reads the upgrade software stored in the mobile storage medium, judges whether the data can be read and judges whether the software version is higher than the currently executed version of the MPU.
Wherein the upgrade diagnosis device is a PC, such as a laptop, having diagnosis tool software.
S5, before the MPU executes the upgrade software in the mobile storage medium, the MPU judges whether the executing remote upgrade program (FOTA remote upgrade) exists, if not, the MPU upgrade software in the mobile storage medium is executed, otherwise, the MPU prompts the upgrade failure;
s6, the upgrade diagnosis device monitors the execution progress of the MPU upgrade software in real time and records the error data of the upgrade software in real time;
optionally, the real-time recording of the error data of the upgrade software can be used as a continuation point of the next software upgrade, and can also be used as analysis data of software upgrade failure, so that the diagnosis tool software can be used for error analysis, and the success rate of subsequent software upgrade is improved.
And S7, when the MPU upgrading software is completely executed, the upgrading diagnosis device prompts the upgrading to be completed and instructs the MPU to be restarted to execute the upgraded software.
Optionally, the MPU software upgrading method is further improved, wherein the upgrading conditions of the removable storage medium are simultaneously satisfied with the following conditions:
a. the mobile storage medium stores upgrading software which can be read and executed;
b. the version of the mobile storage medium storage upgrading software is higher than the current software version of the MPU;
wherein the upgrading condition of the vehicle-mounted T-Box is that the following conditions are simultaneously met:
A. the vehicle-mounted function voltage is higher than a preset voltage threshold;
B. the vehicle is in an ignition state;
C. and the power assembly works normally.
The upgrade condition is a basic condition, and those skilled in the art can add other conditions according to the actual condition of the vehicle to further improve the upgrade success rate.
The invention provides an MPU software upgrading system for a vehicle-mounted T-Box, which comprises:
a removable storage medium for storing MPU upgrade software;
optionally, the removable storage medium includes a usb disk, a removable hard disk, a floppy disk, an optical disk, and a memory card.
A connection device for data transmission between the mobile storage medium and the upgrade diagnosis device and the on-vehicle T-Box;
alternatively, the connection device is a data line for performing only data transfer, such as a USB data line having a USB interface.
The upgrading diagnostic equipment is used for sending an upgrading diagnostic instruction to the MCU of the T-Box, detecting whether the T-Box meets the upgrading condition or not, detecting whether the mobile storage medium meets the upgrading condition or not, if the mobile storage medium and the vehicle-mounted T-Box both meet the upgrading condition, the upgrading diagnostic equipment sends the upgrading instruction to the MPU of the T-Box, and if not, the MCU prompts that the upgrading fails;
and monitoring the execution progress of the MPU upgrading software in real time, recording upgrading software error data in real time, and when the MPU upgrading software is executed, finishing the upgrading by prompting the upgrading diagnosis equipment and sending an instruction to restart the MPU to execute the upgraded software.
Before the MPU of the T-Box executes the upgrading software in the mobile storage medium, the MPU judges whether an executing remote upgrading program exists or not, if not, the MPU executes the upgrading software in the mobile storage medium, otherwise, the MPU prompts that the upgrading fails;
the upgrade diagnostic device is a PC, such as a laptop, with diagnostic tool software.
Optionally, the MPU software upgrade system is further improved, wherein the upgrade conditions of the removable storage medium are such that the following conditions are simultaneously satisfied:
the upgrading condition of the mobile storage medium is that the following conditions are simultaneously met:
a. the mobile storage medium stores upgrading software which can be read and executed;
b. the version of the mobile storage medium storage upgrading software is higher than the current software version of the MPU;
the upgrading condition of the vehicle-mounted T-Box is that the following conditions are simultaneously met:
A. the vehicle-mounted function voltage is higher than a preset voltage threshold;
B. the vehicle is in an ignition state;
C. and the power assembly works normally.
The upgrade condition is a basic condition, and those skilled in the art can add other conditions according to the actual condition of the vehicle to further improve the upgrade success rate.
The MPU upgrading method/system can be applied to version upgrading in a product development stage, and the development efficiency is improved; the method can also be applied to 4S stores after sale to upgrade versions for users, and is more convenient and efficient for 4S store workers. The invention can be operated without professional knowledge in the automobile field because the PC and the USB flash disk can be connected through the USB interface, and the vehicle user can upgrade and update by himself. The PC can monitor the execution progress of the MPU upgrading software in real time, further avoid that the upgrading is not completed and the system cannot be restored, record the error data of the upgrading software in real time, further take the error data as a subsequent upgrading continuation point or provide the error data for a professional manufacturer for error data analysis. When the upgrading diagnosis equipment prompts the upgrading to be completed and sends an instruction to restart the MPU to execute the upgraded software after the upgrading is completed, the situation that non-professional persons cannot visually judge whether the upgrading is successful or not is avoided, and the upgrading success rate is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification. The drawings are not necessarily to scale, however, and may not be intended to accurately reflect the precise structural or performance characteristics of any given embodiment, and should not be construed as limiting or restricting the scope of values or properties encompassed by exemplary embodiments in accordance with the invention. The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
FIG. 1 is a flow chart of a first embodiment of the MPU software upgrading method of the present invention.
FIG. 2 is a schematic diagram of a first embodiment of an MPU software upgrading system according to the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and technical effects of the present invention will be fully apparent to those skilled in the art from the disclosure in the specification. The invention is capable of other embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the general spirit of the invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. The following exemplary embodiments of the present invention may be embodied in many different forms and should not be construed as limited to the specific embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the technical solutions of these exemplary embodiments to those skilled in the art.
It should also be clear that the step numbers S1-S7 of the MPU software upgrade method of the present invention are only numbers for better distinguishing the steps, and do not represent the execution order of the steps. The possibility exists that steps may be performed in reverse order (e.g., S2 and S3 may be in reverse order or in parallel) or in parallel (S6 and S4-S5 may be in parallel), and should also be considered as the claimed method of the present invention.
As shown in FIG. 1, the MPU software upgrading method for vehicle-mounted T-Box according to the first embodiment of the invention comprises the following steps:
s1, storing the MPU upgrading software into the mobile storage medium;
s2, connecting the mobile storage medium with the T-Box interface;
s3, connecting the upgrade diagnosis equipment with the T-Box interface;
s4, the upgrade diagnosis device sends an upgrade diagnosis instruction to the MCU of the T-Box to detect whether the T-Box meets the upgrade condition or not and to detect whether the mobile storage medium meets the upgrade condition or not, if the mobile storage medium and the vehicle-mounted T-Box both meet the upgrade condition, the upgrade diagnosis device sends the upgrade instruction to the MPU of the T-Box, otherwise, the MCU prompts that the upgrade fails;
s5, before the MPU executes the upgrade software in the mobile storage medium, the MPU judges whether the executing remote upgrade program (FOTA remote upgrade) exists, if not, the MPU upgrade software in the mobile storage medium is executed, otherwise, the MPU prompts the upgrade failure;
s6, the upgrade diagnosis device monitors the execution progress of the MPU upgrade software in real time and records the error data of the upgrade software in real time;
and S7, when the MPU upgrading software is completely executed, the upgrading diagnosis device prompts the upgrading to be completed and instructs the MPU to be restarted to execute the upgraded software.
The second embodiment of the MPU software upgrading method for the vehicle-mounted T-Box provided by the invention comprises the following steps:
s1, importing the MPU upgrading software into the USB flash disk;
s2, connecting the U disk with the USB interface of the T-Box;
s3, connecting the PC with diagnosis tool software with the USB interface of the T-Box through the USB interface;
s4, the PC sends a specific Routine ID (as a diagnosis instruction) to the MCU diagnosis processing module of the T-Box, and the diagnosis processing module detects whether the vehicle-mounted T-Box meets the upgrade condition;
the PC machine judges whether the upgrading condition is met by reading upgrading software data (whether the software data can be read and executed, whether the software version number is higher than the current execution version number of the MPU and the like) in the USB flash disk;
if the U disk and the vehicle-mounted T-Box both meet the upgrading condition, the PC sends an upgrading instruction to an MPU of the T-Box, otherwise, the MCU prompts that the upgrading fails;
s5, before the MPU executes the upgrade software in the mobile storage medium, the MPU judges whether the executing remote upgrade program (FOTA remote upgrade) exists, if not, the MPU upgrade software in the mobile storage medium is executed, otherwise, the MPU prompts the upgrade failure;
s6, the upgrade diagnosis device monitors the execution progress of the MPU upgrade software in real time and records the error data of the upgrade software in real time;
optionally, the real-time recording of the error data of the upgrade software can be used as a continuation point of the next software upgrade, and can also be used as analysis data of software upgrade failure, so that the diagnosis tool software can be used for error analysis, and the success rate of subsequent software upgrade is improved.
And S7, when the MPU upgrading software is completely executed, the upgrading diagnosis device prompts the upgrading to be completed and instructs the MPU to be restarted to execute the upgraded software.
The upgrading condition of the USB flash disk is that the following conditions are met simultaneously:
a. the USB flash disk storage upgrading software can be read and executed;
b. the version of the USB flash disk storage upgrading software is higher than the current software version of the MPU;
wherein the upgrading condition of the vehicle-mounted T-Box is that the following conditions are simultaneously met:
A. the vehicle-mounted function voltage is higher than a preset voltage threshold;
B. the vehicle is in an ignition state;
C. and the power assembly works normally.
The present invention provides a first embodiment of an MPU software upgrade system for an onboard T-Box, comprising:
a removable storage medium for storing MPU upgrade software;
a connection device for data transmission between the mobile storage medium and the upgrade diagnosis device and the on-vehicle T-Box;
the upgrading diagnostic equipment is used for sending an upgrading diagnostic instruction to the MCU of the T-Box, detecting whether the T-Box meets the upgrading condition or not, detecting whether the mobile storage medium meets the upgrading condition or not, if the mobile storage medium and the vehicle-mounted T-Box both meet the upgrading condition, the upgrading diagnostic equipment sends the upgrading instruction to the MPU of the T-Box, and if not, the MCU prompts that the upgrading fails;
and monitoring the execution progress of the MPU upgrading software in real time, recording upgrading software error data in real time, and when the MPU upgrading software is executed, finishing the upgrading by prompting the upgrading diagnosis equipment and sending an instruction to restart the MPU to execute the upgraded software.
Before the MPU of the T-Box executes the upgrading software in the mobile storage medium, the MPU judges whether an executing remote upgrading program exists or not, if not, the MPU executes the upgrading software in the mobile storage medium, otherwise, the MPU prompts that the upgrading fails;
as shown in fig. 2, the present invention provides a second embodiment of an MPU software upgrade system for an on-vehicle T-Box, comprising:
the U disk is used for storing MPU upgrading software and is connected with the T-Box through a USB interface;
the connecting device is used for data transmission between the USB flash disk and the upgrade diagnosis device and the vehicle-mounted T-Box; in the embodiment, a one-to-two USB line is adopted, and the three ends are respectively connected with a U disk, a T-Box and a PC;
the method comprises the steps that an upgrade diagnosis device adopts a PC with diagnosis tool software, the PC sends an upgrade diagnosis instruction to an MCU of a T-Box to detect whether the T-Box meets an upgrade condition or not, the PC detects whether a mobile storage medium meets the upgrade condition or not, if the mobile storage medium and a vehicle-mounted T-Box both meet the upgrade condition, the upgrade diagnosis device sends the upgrade instruction to the MPU of the T-Box, and if not, the MCU prompts that the upgrade fails;
and the MPU upgrading software execution progress is monitored in real time, upgrading software error data is recorded in real time, and when the MPU upgrading software execution completes, the PC prompts the completion of upgrading and sends an instruction to restart the MPU to execute the upgraded software.
Before the MPU of the T-Box executes the upgrading software in the U disk, the MPU judges whether an executing remote upgrading program exists or not, if not, the MPU executes the upgrading software in the mobile storage medium, otherwise, the MPU prompts that the upgrading fails;
the upgrading condition of the USB flash disk is that the following conditions are met simultaneously:
a. the USB flash disk storage upgrading software can be read and executed;
b. the version of the USB flash disk storage upgrading software is higher than the current software version of the MPU;
the upgrading condition of the vehicle-mounted T-Box is that the following conditions are simultaneously met:
A. the vehicle-mounted function voltage is higher than a preset voltage threshold;
B. the vehicle is in an ignition state;
C. and the power assembly works normally.
The upgrade condition is a basic condition, and those skilled in the art can add other conditions according to the actual condition of the vehicle to further improve the upgrade success rate.
Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The present invention has been described in detail with reference to the specific embodiments and examples, but these are not intended to limit the present invention. Many variations and modifications may be made by one of ordinary skill in the art without departing from the principles of the present invention, which should also be considered as within the scope of the present invention.
Claims (8)
1. An MPU software upgrading method for an MPU of a vehicle-mounted T-Box, characterized by comprising the steps of:
s1, storing the MPU upgrading software into the mobile storage medium;
s2, connecting the mobile storage medium with the T-Box interface;
s3, connecting the upgrade diagnosis equipment with the T-Box interface;
s4, the upgrade diagnosis device sends an upgrade diagnosis instruction to the MCU of the T-Box to detect whether the T-Box meets the upgrade condition or not and to detect whether the mobile storage medium meets the upgrade condition or not, if the mobile storage medium and the vehicle-mounted T-Box both meet the upgrade condition, the upgrade diagnosis device sends the upgrade instruction to the MPU of the T-Box, otherwise, the MCU prompts that the upgrade fails;
s5, before the MPU executes the upgrade software in the mobile storage medium, the MPU judges whether the remote upgrade program exists, if not, the MPU upgrade software in the mobile storage medium is executed, otherwise, the MPU prompts the upgrade failure;
s6, the upgrade diagnosis device monitors the execution progress of the MPU upgrade software in real time and records the error data of the upgrade software in real time;
and S7, when the MPU upgrading software is completely executed, the upgrading diagnosis device prompts the upgrading to be completed and instructs the MPU to be restarted to execute the upgraded software.
2. An MPU software upgrade method according to claim 1, characterized by: the mobile storage medium comprises a U disk, a mobile hard disk, a floppy disk, an optical disk and a memory card.
3. An MPU software upgrade method according to claim 1, characterized by: the upgrade diagnostic device is a PC with diagnostic tool software.
4. An MPU software upgrade method according to claim 1, characterized by:
the upgrading condition of the mobile storage medium is that the following conditions are simultaneously met:
a. the mobile storage medium stores upgrading software which can be read and executed;
b. the version of the mobile storage medium storage upgrading software is higher than the current software version of the MPU;
the upgrading condition of the vehicle-mounted T-Box is that the following conditions are simultaneously met:
A. the vehicle-mounted function voltage is higher than a preset voltage threshold;
B. the vehicle is in an ignition state;
C. and the power assembly works normally.
5. An MPU software upgrade system for an MPU software upgrade of an on-vehicle T-Box, comprising:
a removable storage medium for storing MPU upgrade software;
a connection device for data transmission between the mobile storage medium and the upgrade diagnosis device and the on-vehicle T-Box;
the upgrading diagnostic equipment is used for sending an upgrading diagnostic instruction to the MCU of the T-Box, detecting whether the T-Box meets the upgrading condition or not, detecting whether the mobile storage medium meets the upgrading condition or not, if the mobile storage medium and the vehicle-mounted T-Box both meet the upgrading condition, the upgrading diagnostic equipment sends the upgrading instruction to the MPU of the T-Box, and if not, the MCU prompts that the upgrading fails;
and monitoring the execution progress of the MPU upgrading software in real time, recording upgrading software error data in real time, and when the MPU upgrading software is executed, finishing the upgrading by prompting the upgrading diagnosis equipment and sending an instruction to restart the MPU to execute the upgraded software.
Before the MPU of the T-Box executes the upgrading software in the mobile storage medium, the MPU judges whether an executing remote upgrading program exists, if not, the MPU executes the upgrading software in the mobile storage medium, otherwise, the MPU prompts that the upgrading fails.
6. An MPU software upgrade system according to claim 5, characterized by: the mobile storage medium comprises a U disk, a mobile hard disk, a floppy disk, an optical disk and a memory card.
7. An MPU software upgrade system according to claim 5, characterized by: the upgrade diagnostic device is a PC with diagnostic tool software.
8. An MPU software upgrade system according to claim 5, characterized by:
the upgrading condition of the mobile storage medium is that the following conditions are simultaneously met:
a. the mobile storage medium stores upgrading software which can be read and executed;
b. the version of the mobile storage medium storage upgrading software is higher than the current software version of the MPU;
the upgrading condition of the vehicle-mounted T-Box is that the following conditions are simultaneously met:
A. the vehicle-mounted function voltage is higher than a preset voltage threshold;
B. the vehicle is in an ignition state;
C. and the power assembly works normally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010106179.4A CN111352646B (en) | 2020-02-21 | 2020-02-21 | MPU software upgrading method and upgrading system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010106179.4A CN111352646B (en) | 2020-02-21 | 2020-02-21 | MPU software upgrading method and upgrading system thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111352646A true CN111352646A (en) | 2020-06-30 |
| CN111352646B CN111352646B (en) | 2024-03-12 |
Family
ID=71197129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010106179.4A Active CN111352646B (en) | 2020-02-21 | 2020-02-21 | MPU software upgrading method and upgrading system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111352646B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020012347A1 (en) * | 2000-02-03 | 2002-01-31 | Patrick Fitzpatrick | System and method for downloading code |
| CN107402847A (en) * | 2017-07-28 | 2017-11-28 | 安徽江淮汽车集团股份有限公司 | A kind of remote upgrade method and system of entire car controller software |
| CN110308918A (en) * | 2019-07-02 | 2019-10-08 | 上海仪电汽车电子系统有限公司 | A kind of method for upgrading software and device of full liquid crystal automobile instrument |
| WO2020001281A1 (en) * | 2018-06-27 | 2020-01-02 | 中兴通讯股份有限公司 | Tbox control method and apparatus, and computer readable storage medium |
-
2020
- 2020-02-21 CN CN202010106179.4A patent/CN111352646B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020012347A1 (en) * | 2000-02-03 | 2002-01-31 | Patrick Fitzpatrick | System and method for downloading code |
| CN107402847A (en) * | 2017-07-28 | 2017-11-28 | 安徽江淮汽车集团股份有限公司 | A kind of remote upgrade method and system of entire car controller software |
| WO2020001281A1 (en) * | 2018-06-27 | 2020-01-02 | 中兴通讯股份有限公司 | Tbox control method and apparatus, and computer readable storage medium |
| CN110308918A (en) * | 2019-07-02 | 2019-10-08 | 上海仪电汽车电子系统有限公司 | A kind of method for upgrading software and device of full liquid crystal automobile instrument |
Non-Patent Citations (1)
| Title |
|---|
| 王兰;郝成龙;许茜;: "车载通信终端OTA升级方案", no. 06 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111352646B (en) | 2024-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7739007B2 (en) | Vehicle diagnostic method and system with intelligent data collection | |
| CN109164789B (en) | Vehicle-mounted multimedia system for vehicle information diagnosis | |
| CN110162008B (en) | CAN bus analysis method for new energy vehicle | |
| CN103246280B (en) | A kind of electric automobile diagnostic system | |
| US20140208306A1 (en) | Control system having automatic component software management | |
| WO2019137345A1 (en) | Method and apparatus for establishing communication connection with tire pressure monitoring system, and electronic device | |
| CN102043680A (en) | Method and system for refreshing ECU (Electronic Control Unit) embedded software and downloading program | |
| US8260490B2 (en) | Method for improving diagnosis of a possible breakdown in a vehicle | |
| CN112000358B (en) | Upgrading method of charging pile and intelligent charging pile | |
| US20080294303A1 (en) | Onboard execution of flight recorder application | |
| CN113808299A (en) | Vehicle fault snapshot storage method, device and equipment based on fault system | |
| CN104471237A (en) | Diagnostics for a start system | |
| CN111352646A (en) | MPU software upgrading method and upgrading system thereof | |
| CN106444724A (en) | Intelligent vehicle diagnosis method | |
| CN115904411A (en) | Software error-proofing method and system applied to after-sale market | |
| CN110648002B (en) | Vehicle diagnosis method, device, equipment and readable storage medium | |
| CN114140185A (en) | Vehicle mall commodity display method based on diagnosis result and related equipment | |
| CN103465840A (en) | Automobile control method, control device and automobile with control device | |
| CN116661832A (en) | Automobile controller software refreshing method and system based on UDS protocol and upper computer | |
| CN114488997B (en) | ECU (electronic control Unit) refreshing method and device, electronic equipment and storage medium | |
| JP7251382B2 (en) | vehicle diagnostic equipment | |
| CN114527398A (en) | Automobile storage battery detection method, device and equipment | |
| CN117472034A (en) | Vehicle diagnosis method, device, equipment and medium | |
| CN115657561A (en) | Credit vehicle locking risk prevention and control method | |
| CN1980818A (en) | Method for providing data, which characterize predefined events, for a drive train for use in vehicles |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210125 Address after: No. 390, Wukang Road, Xuhui District, Shanghai 200031 Applicant after: Shanghai Automotive Industry Corporation (Group) Applicant after: DIAS AUTOMOTIVE ELECTRONIC SYSTEM Co.,Ltd. Address before: 201206 4th floor, building 4, Lane 33, Jinji Road, Pudong New Area, Shanghai Applicant before: DIAS AUTOMOTIVE ELECTRONIC SYSTEM Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |