CN104281071A - Method and system for starting ECU - Google Patents
Method and system for starting ECU Download PDFInfo
- Publication number
- CN104281071A CN104281071A CN201310281868.9A CN201310281868A CN104281071A CN 104281071 A CN104281071 A CN 104281071A CN 201310281868 A CN201310281868 A CN 201310281868A CN 104281071 A CN104281071 A CN 104281071A
- Authority
- CN
- China
- Prior art keywords
- application program
- ecu
- refresh
- refresh command
- described application
- 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
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
Abstract
The invention provides a method for starting an ECU. The method aims at solving the problem that an ECU start falls into an endless loop in the prior art. The method includes the steps that after the ECU is initialized, whether an application program is normal or not is detected; if the application program is abnormal, the application program is refreshed, and if the application program is normal, whether an application program refreshing instruction sent externally is received or not is detected; if the application program refreshing instruction sent externally is received, the application program is refreshed, and if the application program refreshing instruction sent externally is not received, the application program is executed. According to the method for starting the ECU, the ECU start is prevented from falling into the endless loop. The invention further provides a system for starting the ECU.
Description
Technical field
The present invention relates to the startup field of ECU, particularly relate to starting method and the ECU start up system of a kind of ECU.
Background technology
On current motor vehicles, a lot of ECU(Electronic Control Unit is installed usually, electronic control unit), these ECU are in order to perform different functions, these ECU comprise car body control module, engine control module etc., and car body control module is mainly used in the guarding portion of lamp, door, window and the vehicle body controlled in car body; Engine control module is mainly for delivery of the emitted dose of cylinder or control charge air flow.Linked together by vehicle netbios between these ECU, carry out information sharing.
In ECU, burning has application program and boot, and wherein boot is for refreshing application program, and application program and combination of hardware control the component working of vehicle.The operation method of existing ECU is set forth below in conjunction with accompanying drawing.
Figure 1 shows that the operation method of existing ECU, as can be seen from the figure the operation method of existing ECU comprises:
Step S11, carries out initialization to ECU;
Step S12, after ECU initialization, has judged whether refresh requests, if the determination result is YES, then carries out step S15, if judged result is no, then carries out step S13;
Step S13, judges that whether application program is normal, if the determination result is YES, then carries out step S14, if judged result is no, then carry out step S15;
Step S14, starts application program;
Step S15, Bootloader, wherein Bootloader is mainly used in refreshing application program;
After application program launching, if the steering order that the parts that ECU controls do not export according to application program normally works, then enter step S16, watchdog reset; If the steering order that the parts that ECU controls export according to application program normally works, then do not need watchdog reset, also do not need again to start ECU.
Step S17, triggers ECU and resets after watchdog reset, and then circulation.
Wherein in step s 13, if in the normal situation of application program, application program by the set of refresh requests zone bit, after ECU carries out next loop start, can will detect refresh requests in step S12.But when software race flies, may make mistakes when judging in step S13 that whether application program is normal, such as application program should be abnormal, outcome application is judged as normally, at this moment application program cannot by the set of refresh requests zone bit, therefore after ECU carries out next loop start, just can't detect refresh requests in step S12, ECU would not enter boot and be absorbed in endless loop.ECU will be once under being trapped in this endless loop state, cannot normally work, and therefore car load has partial function and lost efficacy, and What is more, and automobile can not normally run.
Summary of the invention
For the problem that application program inefficacy in solution prior art enters endless loop and cannot recover.
On the one hand, embodiments provide the starting method of a kind of ECU, comprising:
After ECU initialization, whether normally detect application program; If abnormal, then refresh described application program, if normally, then detect and whether receive the outside application program refresh command sent;
If receive the outside described application program refresh command sent, then refresh described application program, if do not receive the outside described application program refresh command sent, then perform described application program.
Further, in the starting method of the ECU that the embodiment of the present invention provides, after described application program performs, if the parts that ECU controls normally do not work, then restart ECU, and send described application program refresh command to ECU.
Further, in the starting method of the ECU that the embodiment of the present invention provides, whether described detection receives the outside application program refresh command sent specifically comprises the following steps:
Timing also detects in Preset Time whether receive the outside application program refresh command sent.
Further, in the starting method of the ECU that the embodiment of the present invention provides, after ECU initialization, further comprising the steps of:
Judge whether to receive refresh requests, if yes, then refresh described application program; If NO, then whether normally described application program is detected.
Further, in the starting method of the ECU that the embodiment of the present invention provides, whether described detection application program is normally specially is read application program zone bit, if described application program zone bit is preset value, then judges that described application program is normal.
Further, in the starting method of the ECU that the embodiment of the present invention provides, described application program refresh command is specially mark message, and described mark message comprises message effective length character, service identities identifier, starts course character and feature message identity identifier.
The embodiment of the present invention additionally provides a kind of ECU start up system, comprising:
Whether normal first detection module, for after ECU initialization, detect application program;
Second detection module, under being normal situation in described application program, detecting and whether receives the outside application program refresh command sent;
Refresh module, for abnormal in described application program or when receiving the outside application program refresh command sent, refreshes described application program;
Execution module, for when not receiving the outside application program refresh command sent, performs described application program.
Further, the ECU start up system that the embodiment of the present invention provides also comprises:
Restart module, for after described application program performs, if under the parts that ECU controls do not have normal operation, restart ECU;
Sending module, under restarting situation at ECU, sends application program refresh command to ECU.
Further, in the ECU start up system that the embodiment of the present invention provides, described second detection module comprises:
Timing unit, for timing after described application program is normal;
Whether application program refresh command detecting unit, receive the outside described application program refresh command sent for detecting in Preset Time.
Further, the ECU start up system that the embodiment of the present invention provides also comprises judge module, for after ECU initialization, judges whether to receive refresh requests, if yes, then described refresh requests is transmitted to described refresh module; If NO, then described detection module work is notified;
Described refresh module refreshes described application program according to described refresh requests.
Beneficial effect: under ECU abnormal conditions, outside can send application program refresh command to ECU, in the starting method of ECU of the present invention and ECU start up system, be detected as normally in described application program, add the step whether detection receives the outside application program refresh command sent, the application program refresh command sent with outside echoes mutually, and then refreshes application program, avoids ECU to start and is absorbed in endless loop.
Accompanying drawing explanation
The operation method schematic flow sheet of the existing ECU of Fig. 1;
Fig. 2 is the starting method process flow diagram of the ECU that the embodiment of the present invention provides;
Fig. 3 is another the starting method process flow diagram of the ECU that the embodiment of the present invention provides;
The ECU start up system block diagram that Fig. 4 embodiment of the present invention provides.
Reference numeral is as follows:
1, first detection module; 2, the second detection module; 3, execution module; 4, refresh module.
Embodiment
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
It should be noted that, " normally work " in the present invention and refer to the requirement work of the steering order that the parts that ECU controls send according to ECU application program.
ECU of the present invention can be automobile ECU, also can be other equipment with ECU, the ECU of such as steamer, the ECU etc. of aircraft; ECU on automobile is mainly used in controlling the component working on automobile, in ECU, burning has application program, when after startup ECU, application program can export certain component working that steering order controls automobile, in ECU, also burning has boot simultaneously, boot is mainly used in refreshing application program, avoids vehicle to enter endless loop.
By the following examples the present invention is further detailed.
Embodiment 1
Embodiments provide the starting method of a kind of ECU, as shown in Figure 2, the starting method of this ECU can avoid ECU to enter endless loop, and the starting method of described ECU comprises:
Step S23, after ECU initialization, detect application program whether normal;
If the described application program of step S24 is normal, then detects and whether receive the outside application program refresh command sent;
If the described application program of step S25 is abnormal or receive the outside application program refresh command sent, then refresh described application program;
If step S26 does not receive the outside application program refresh command sent.
Wherein, step S23 is specially and reads application requests zone bit, application program zone bit is arranged in application code, if application requests zone bit be preset value (such as can given application PROGRAMMED REQUESTS mark position 1 time, application requests is masked as normally; During application requests mark position 0, application requests zone bit is abnormal), then judge that application program is normal.
Step S24, after the described application program of detection be normal, detect the application program refresh command whether receiving outside transmission.After application program performs, vehicle does not make corresponding operating, outside meeting sends application program refresh command to ECU, and application program refresh command, as the notice refreshing application program, will start the operation refreshing application program after receiving application program refresh command.
Further, in order to ensure to receive the outside application program refresh command sent, therefore when judging whether the application program refresh command receiving outside transmission, also timing, is detained the application program refresh command that a period of time receives outside transmission.Wherein carry out timing by timer, the time is generally a few tens of milliseconds, can be 30 milliseconds, 40 milliseconds, 50 milliseconds, 60 milliseconds etc.When ECU be first time start time, (default application is normal for the first time generally can not to receive application program refresh command in step S24, application program refresh command can not be sent), in this ECU after application program launching, but under the parts that ECU controls do not have the steering order normal operation sent according to ECU application program, just again start ECU to circulate, periodically send application program refresh command to ECU by external tool simultaneously, when again starting ECU and proceeding to step S24, the outside application program refresh command sent will be received, after ECU receives application program refresh command, application programs refreshes, once application program Flushing success, just mean that application program is reset, function of application recovers normal, can rerun, if still do not receive the outside application program refresh command sent after Preset Time, ECU then enters application program section, starts executive utility.Because the ECU startup optimization time is very short, in order to ensure that ECU can receive application program refresh command, therefore this enforcement can be detained a period of time and be received application program refresh command, ensures that ECU receives application program refresh command.
In step S25, refresh application program and comprise again brush application code, also can application programs upgrade etc., when receive need application programs to carry out the refresh requests of upgrading time, can call outside AKU is that application program is upgraded.
In step S26, after application program performs, a performer can be controlled to the component working allowing this ECU control by sending controling instruction.Such as control vehicle window is opened, boot etc. is opened.
Further, as shown in Figure 3, after application program performs, if the parts that ECU controls normally do not work, the starting method of described ECU also comprises step S27 and step S28.Wherein step S27 is for send described application program refresh command to ECU.S28 is for restarting ECU.Wherein, after application program performs, when whether the parts that detection ECU controls normally work, can artificially observe, also can be Intelligent Measurement.Artificial observation is specially after ECU startup, and whether the parts observing ECU control normally work, if the parts that ECU controls normally do not work, then judged result is that the parts that ECU controls do not have the steering order sent according to described application program normally to work.Intelligent Measurement can for lay a sensor on vehicle window, when the application program of ECU send steering order control vehicle window open but vehicle window is not opened time, sensor can send a signal notice external tool and send application program refresh command to ECU.When the parts that ECU controls normally work according to the steering order of application program, outside would not send application program refresh command, and ECU also can not set.Wherein ECU is restarted by watchdog reset.
In step S27, application program refresh command can be sent by a diagnostic equipment or other instrument.Diagnostic equipment sends described application program refresh command by routine control mode.Described application program refresh command is specially mark message, and described mark message comprises message effective length character, service identities identifier, starts routine character and feature message identity identifier.
Application program refresh command content is as following table
Application program refresh command effective byte length and concrete byte symbol as can be seen from the table, " meaning " of the 3rd row in the 1st row represents each byte role.
As shown in Figure 3, as another kind of embodiment, the method that ECU of the present invention starts also comprises step S21, initialization ECU, and wherein the software and hardware of step S21 mainly in initialization ECU, ready for starting ECU.
As shown in Figure 3, as a kind of improved procedure, after ECU initialization, also comprise step S22, detect whether have refresh requests, if testing result is not for having described refresh requests, then carrying out step S23, if testing result is for there being described refresh requests, then carrying out step S25.
In step S22, refresh request signal can be provided by the parts beyond ECU, also can be provided by ECU inside, as a kind of embodiment, step S22 is specially and reads refresh requests zone bit, if effectively (when such as can specify refresh requests mark position 1, refresh requests is masked as effectively refresh requests zone bit; During refresh requests mark position 0, refresh requests zone bit is invalid), be then determined with refresh requests.When refresh requests zone bit provides for ECU inside, provide primarily of application program, when in the normal situation of application program, when application program is run, by the set of refresh requests zone bit, when ECU is restarted, in step S22, refresh requests can be detected.Before whether detection application program is normal, increase the normal refresh that step S22 starts as ECU, the success ratio that ECU starts can be improved.
In the starting method of the ECU shown in Fig. 3, when the steering order that the parts that ECU controls do not send according to application program normally works, (step S23 breaks down, be detected as abnormal for application program normally), step S27 can send application program refresh command to ECU, and add step S24 and step S28, when making ECU again start, step S24 can receive application program refresh command, and then ECU enters step S25, avoid ECU startup and be absorbed in endless loop.
Embodiment 2
This enforcement provides a kind of ECU start up system, and normally work to the parts controlling vehicle for starting ECU, this ECU start up system comprises: first detection module 1, for after ECU initialization, whether normally detects application program; Second detection module 2, under being normal situation in described application program, detecting and whether receives the outside application program refresh command sent; Refresh module 4, for abnormal in described application program or when receiving the outside application program refresh command sent, refreshes described application program; Execution module 3, for when not receiving the outside application program refresh command sent, performs described application program.
Under ECU abnormal conditions, outside can send application program refresh command to ECU, this is implemented described ECU start up system and adds the second detection module 2 relative to existing technologies, application program refresh command for sending with outside echoes mutually, after receiving application program refresh command, notify that refresh module 4 refreshes the application program of ECU, avoid ECU to start and be absorbed in endless loop.
ECU start up system described in the present embodiment also comprises restarts module, for after described application program performs, if under the parts that ECU controls do not have normal operation, restart ECU; Sending module, under restarting situation at ECU, sends application program refresh command to ECU.
As a kind of embodiment, described in the present embodiment, the second detection module comprises timing unit, for timing after described application program is normal; Whether application program refresh command detecting unit, receive the outside described application program refresh command sent for detecting in Preset Time.
As a kind of improved procedure, described in the present embodiment, ECU start up system also comprises judge module, for after ECU initialization, judges whether to receive refresh requests, if yes, then described refresh requests is transmitted to described refresh module; If NO, then described detection module work is notified; Described refresh module refreshes described application program according to described refresh requests.
ECU start up system described in the present embodiment is for realizing the starting method of ECU described in embodiment 1.
ECU start up system embodiment of the present invention have adapt with the starting method of ECU described in embodiment details and technique effect, no longer describe in detail here.
By the description of above embodiment, the mode that those skilled in the art can be well understood to the hardware platform that the present invention can add must be general by software realizes, hardware can certainly be passed through, but in most cases the former is better embodiment, based on such understanding, technical scheme of the present invention can embody with the traveling of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprise some instructions and perform method described in the embodiment of the present invention in order to make the equipment of a similar computing machine.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. a starting method of ECU, is characterized in that, comprising:
After ECU initialization, whether normally detect application program; If abnormal, then refresh described application program, if normally, then detect and whether receive the outside application program refresh command sent;
If receive the outside described application program refresh command sent, then refresh described application program, if do not receive the outside described application program refresh command sent, then perform described application program.
2. the starting method of ECU according to claim 1, is characterized in that, after described application program performs, if the parts that ECU controls normally do not work, then restarts ECU, and sends described application program refresh command to ECU.
3. the starting method of ECU according to claim 2, is characterized in that, whether described detection receives the outside application program refresh command sent specifically comprises the following steps:
Timing also detects in Preset Time whether receive the outside application program refresh command sent.
4. the starting method of ECU according to claim 1, is characterized in that, after ECU initialization, also comprise the steps:
Judge whether to receive refresh requests, if yes, then refresh described application program; If NO, then whether normally described application program is detected.
5. the starting method of ECU according to claim 1-4 any one, is characterized in that, whether described detection application program is normally specially is read application program zone bit, if described application program mark position is preset value, then judges that described application program is normal.
6. the starting method of ECU according to claim 1-4 any one, it is characterized in that, described application program refresh command is specially mark message, and described mark message comprises message effective length character, service identities identifier, starts course character and feature message identity identifier.
7. an ECU start up system, is characterized in that, comprising:
Whether normal first detection module, for after ECU initialization, detect application program;
Second detection module, under being normal situation in described application program, detecting and whether receives the outside application program refresh command sent;
Refresh module, for abnormal in described application program or when receiving the outside application program refresh command sent, refreshes described application program;
Execution module, for when not receiving the outside application program refresh command sent, performs described application program.
8. ECU start up system according to claim 7, is characterized in that, also comprise:
Restart module, for after described application program performs, if under the parts that ECU controls do not have normal operation, restart ECU;
Sending module, under restarting situation at ECU, sends application program refresh command to ECU.
9. ECU start up system according to claim 8, is characterized in that, described second detection module comprises:
Timing unit, for timing after described application program is normal;
Whether application program refresh command detecting unit, receive the outside described application program refresh command sent for detecting in Preset Time.
10. the ECU start up system according to claim 7-9, is characterized in that, also comprise judge module, for after ECU initialization, judges whether to receive refresh requests, if yes, then described refresh requests is transmitted to described refresh module; If NO, then described detection module work is notified;
Described refresh module refreshes described application program according to described refresh requests.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310281868.9A CN104281071B (en) | 2013-07-05 | 2013-07-05 | The startup method and ECU activation systems of a kind of ECU |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310281868.9A CN104281071B (en) | 2013-07-05 | 2013-07-05 | The startup method and ECU activation systems of a kind of ECU |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104281071A true CN104281071A (en) | 2015-01-14 |
| CN104281071B CN104281071B (en) | 2017-07-11 |
Family
ID=52256068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310281868.9A Active CN104281071B (en) | 2013-07-05 | 2013-07-05 | The startup method and ECU activation systems of a kind of ECU |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104281071B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153272A (en) * | 2016-12-06 | 2018-06-12 | 上汽通用汽车有限公司 | Vehicle bus electronic module failure restarts rear bus behavior guard method and its system |
| CN110362327A (en) * | 2019-07-12 | 2019-10-22 | 北京经纬恒润科技有限公司 | Application program update method, apparatus and system |
| CN110795159A (en) * | 2019-10-30 | 2020-02-14 | 福建省汽车工业集团云度新能源汽车股份有限公司 | Method for preventing vehicle-mounted ECU from being mistakenly upgraded and incapable of being refreshed and storage device |
| WO2022095896A1 (en) * | 2020-11-09 | 2022-05-12 | 中兴通讯股份有限公司 | Method for managing ecu on vehicle, and ecu and readable storage medium |
| CN114563995A (en) * | 2022-01-17 | 2022-05-31 | 潍柴动力股份有限公司 | Reset detection method, device and equipment of electronic control unit and storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1749963A (en) * | 2004-09-14 | 2006-03-22 | 华为技术有限公司 | Upgrading method for Boot software and recovering method for Boot software |
| CN102135922A (en) * | 2011-03-18 | 2011-07-27 | 北京经纬恒润科技有限公司 | Method and system for refreshing application program |
| CN102508686A (en) * | 2011-11-30 | 2012-06-20 | 苏州希图视鼎微电子有限公司 | Method and system for realizing safe upgrading of system |
| CN102540998A (en) * | 2010-12-31 | 2012-07-04 | 上海博泰悦臻电子设备制造有限公司 | Real-time maintenance method and system for vehicle |
| CN102736586A (en) * | 2012-05-21 | 2012-10-17 | 奇瑞汽车股份有限公司 | Vehicle control unit for pure electric automobile and system booting method |
| CN102799494A (en) * | 2012-08-29 | 2012-11-28 | 南车株洲电力机车研究所有限公司 | Method and device for checking application programs in internal memory |
-
2013
- 2013-07-05 CN CN201310281868.9A patent/CN104281071B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1749963A (en) * | 2004-09-14 | 2006-03-22 | 华为技术有限公司 | Upgrading method for Boot software and recovering method for Boot software |
| CN102540998A (en) * | 2010-12-31 | 2012-07-04 | 上海博泰悦臻电子设备制造有限公司 | Real-time maintenance method and system for vehicle |
| CN102135922A (en) * | 2011-03-18 | 2011-07-27 | 北京经纬恒润科技有限公司 | Method and system for refreshing application program |
| CN102508686A (en) * | 2011-11-30 | 2012-06-20 | 苏州希图视鼎微电子有限公司 | Method and system for realizing safe upgrading of system |
| CN102736586A (en) * | 2012-05-21 | 2012-10-17 | 奇瑞汽车股份有限公司 | Vehicle control unit for pure electric automobile and system booting method |
| CN102799494A (en) * | 2012-08-29 | 2012-11-28 | 南车株洲电力机车研究所有限公司 | Method and device for checking application programs in internal memory |
Non-Patent Citations (2)
| Title |
|---|
| 冉晓蓉等: "《基于CAN总线在线更新机制的设计与实现》", 《计算机工程与科学》 * |
| 黄丽芳等: "《基于汽车诊断技术的在线刷新协议的设计与实现》", 《"广汽部件杯"广东省汽车行业第六期学术论文集》 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153272A (en) * | 2016-12-06 | 2018-06-12 | 上汽通用汽车有限公司 | Vehicle bus electronic module failure restarts rear bus behavior guard method and its system |
| CN108153272B (en) * | 2016-12-06 | 2020-10-23 | 上汽通用汽车有限公司 | Bus behavior protection method and system after vehicle-mounted bus electronic module fault restart |
| CN110362327A (en) * | 2019-07-12 | 2019-10-22 | 北京经纬恒润科技有限公司 | Application program update method, apparatus and system |
| CN110362327B (en) * | 2019-07-12 | 2023-05-16 | 北京经纬恒润科技股份有限公司 | Application program updating method, device and system |
| CN110795159A (en) * | 2019-10-30 | 2020-02-14 | 福建省汽车工业集团云度新能源汽车股份有限公司 | Method for preventing vehicle-mounted ECU from being mistakenly upgraded and incapable of being refreshed and storage device |
| CN110795159B (en) * | 2019-10-30 | 2023-07-21 | 福建省汽车工业集团云度新能源汽车股份有限公司 | Method for preventing vehicle-mounted ECU from being updated by mistake and being incapable of being re-brushed and storage device |
| WO2022095896A1 (en) * | 2020-11-09 | 2022-05-12 | 中兴通讯股份有限公司 | Method for managing ecu on vehicle, and ecu and readable storage medium |
| CN114563995A (en) * | 2022-01-17 | 2022-05-31 | 潍柴动力股份有限公司 | Reset detection method, device and equipment of electronic control unit and storage medium |
| CN114563995B (en) * | 2022-01-17 | 2024-03-19 | 潍柴动力股份有限公司 | Reset detection method, device, equipment and storage medium of electronic control unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104281071B (en) | 2017-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104281071A (en) | Method and system for starting ECU | |
| CN107852352B (en) | Relay device, electronic control device, and in-vehicle system | |
| US8392988B2 (en) | Terminal device and method for checking a software program | |
| CN107809324B (en) | Vehicle-mounted automatic diagnosis system equipment and upgrading method thereof | |
| US10911252B2 (en) | Communication system for vehicle and method for controlling the same | |
| CA2502113A1 (en) | Method and system for remote reflash | |
| US9710290B2 (en) | Device for the reliable integration of a software component into a motor vehicle | |
| CN102135922B (en) | The method for refreshing of application program and system | |
| KR20150054954A (en) | System and method for managing the electrical powering of at least one piece of equipment during the automatic restarting of an internal combustion engine of a vehicle | |
| CN113497819A (en) | Remote upgrade security guarantee method and system and vehicle-mounted Tbox equipment | |
| JP6418217B2 (en) | Information aggregation method executed in communication system | |
| EP3153968A1 (en) | Multi-system terminal system updating method, updating device and terminal | |
| US20130173767A1 (en) | In-Vehicle Controller And Non-Transitory Tangible Computer Readable Medium | |
| US20090228861A1 (en) | Method and System for Improved Tool Interaction with a Target | |
| CN110795159B (en) | Method for preventing vehicle-mounted ECU from being updated by mistake and being incapable of being re-brushed and storage device | |
| US8164214B2 (en) | Vehicle control apparatus having function for preventing erroneous operation due to delay in activation of other vehicle control apparatus | |
| CN104213992A (en) | Engine control unit | |
| JP2005337017A (en) | Electronic control device for vehicle | |
| US20160108880A1 (en) | Engine control apparatus | |
| US9214045B1 (en) | Flash memory express erase and program | |
| CN105975333A (en) | Method and device for running control of application programs | |
| CN110682901B (en) | Control method of vacuum pump of electric vehicle and electronic equipment | |
| CN112523913B (en) | Unmanned aerial vehicle automatic starting method and system, storage medium and electronic equipment | |
| CN109426517B (en) | Micro control unit and control method and control device thereof | |
| CN101452263A (en) | Automobile electronic controller and start-up control method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |