CN105573209A - Function module monitoring and resetting method in vehicle electronic system - Google Patents
Function module monitoring and resetting method in vehicle electronic system Download PDFInfo
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- CN105573209A CN105573209A CN201511032067.4A CN201511032067A CN105573209A CN 105573209 A CN105573209 A CN 105573209A CN 201511032067 A CN201511032067 A CN 201511032067A CN 105573209 A CN105573209 A CN 105573209A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000002159 abnormal effect Effects 0.000 claims abstract description 21
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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- 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
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25314—Modular structure, modules
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- Physics & Mathematics (AREA)
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Debugging And Monitoring (AREA)
- Testing And Monitoring For Control Systems (AREA)
Abstract
The invention discloses a function module monitoring and resetting method in a vehicle electronic system, comprising: a master control module obtaining the monitoring information used for identifying the work state of a function module; the master control module contrasting the monitoring information with a standard value, and determining whether the work state of the function module is normal; the master control module preserving the work data of the function module if the work state is abnormal; the master control module controlling the function module to perform resetting; and after the function module is reset, the master control module recovering the work of the function module based on the preserved work data of the function module. The method can automatically perform monitoring and resetting, preserve work progresses and improve user experiences.
Description
Technical field
The present invention relates to vehicle electronics technical field, particularly relate to monitoring and the repositioning method of functional module in a kind of in-vehicle electronic system.
Background technology
In-vehicle electronic system is for increasing the electronic system of automobile function and product on automobile.Along with being showing improvement or progress day by day of electronic technology, the function achieved by in-vehicle electronic system becomes increasingly abundant.In-vehicle electronic system, generally includes main control module and functional module, and main control module and the communication mode of functional module by fixing, as the serial modes such as I2C, UART carry out information interaction.Main control module can form with the cpu chip of processing capacity and storage chip etc. by for calculating, and functional module can be such as the hardware IC realizing the such as function such as bluetooth telephone, CD broadcasting.
In conventional art, in-vehicle electronic system is after upper electric-opening, and main control module can be configured or initialization each functional module, and each functional module just can carry out work afterwards.Inventor finds under study for action, and the defect of conventional art is, after functional module work, main control module can not be monitored its duty.Because in-vehicle electronic system is a complicated electronic system, there is the impact of various electromagnetic interference (EMI) or electrostatic, easily there is exception in functional module, as disabler, long-time without response or card etc.User can only, in the process of using function module, oneself go perceptional function module whether exception to occur.And when user confirms that functional module occurs abnormal, restore funcitons module can only be gone by the mode of restarting in-vehicle electronic system, and do like this and also the job schedule of each functional module can be lost, affect the functional module that other normally works, and cause whole in-vehicle electronic system inefficiency, reduce Consumer's Experience.
Summary of the invention
Based on this, be necessary monitoring and repositioning method that functional module in a kind of in-vehicle electronic system is provided, main control module, after functional module work, monitors its duty, when generation is abnormal, reset with regard to controlling corresponding functional module, compared to conventional art, can automatic monitoring and reset, and preserve job schedule, do not affect other functional module, improve Consumer's Experience.
The monitoring of functional module and a repositioning method in in-vehicle electronic system, comprising:
Main control module obtains the monitor message in order to identification function module work state;
Described monitor message and standard value contrast by main control module, and whether the duty of arbitration functions module is abnormal;
If duty is abnormal, the operational data of main control module hold function module;
Master control module controls functional module resets;
Main control module after functional module resets, based on the operational data of functional module of preserving, the work of restore funcitons module.
Concrete, before described main control module obtains the step in order to the monitor message of identification function module work state, described method also comprises:
After in-vehicle electronic system electrifying startup, main control module initial configuration functional module, enters normal operating conditions.
Concrete, described main control module obtains the step in order to the monitor message of identification function module work state, comprising:
Main control module creates monitoring period;
The monitor message that main control module sends according to monitoring period read functions module.
Concrete, described monitor message and standard value contrast by described main control module, and the step of the duty of arbitration functions module whether exception, comprising:
Main control module utilizes built-in counter records monitor message and the inconsistent number of times of standard value, and when number of times reaches pre-set threshold value, then decision-making function module is in abnormal operation.
Concrete, described method also comprises: the monitor message that each monitoring period obtains by main control module and standard value contrast, if there is the number of times of continuous pre-set threshold value inconsistent, then decision-making function module is in abnormal operation.
Concrete, described method also comprises: when monitor message and standard value inconsistent, main control module upgrades described monitoring period.
Concrete, the step of the monitor message that described main control module sends according to monitoring period read functions module, comprising:
Main control module according to monitoring period read functions inside modules register in order to define the value of duty or mode of operation; Or
Whether master control module judges functional module time-out occurs does not respond.
Concrete, described master control module controls functional module carries out the step resetted, and comprising:
Main control module sends reset pulse to the reseting port of functional module; Or
Main control module sends reset instruction to functional module; Or
Switching circuit of power supply corresponding to master control module controls functional module is to closed condition.
Function module monitors and repositioning method in above-mentioned in-vehicle electronic system, main control module is after functional module work, monitor its duty, when generation is abnormal, reset, compared to conventional art with regard to controlling corresponding functional module, can automatic monitoring and reset, and preserve job schedule, do not affect other functional module, improve Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is an application scenarios schematic diagram of the embodiment of the present invention;
Fig. 2 is the monitoring of functional module and the schematic flow sheet of repositioning method in the in-vehicle electronic system in an embodiment;
Fig. 3 is the circuit diagram that in an embodiment, master control module controls functional module resets;
Fig. 4 is the circuit diagram that in another embodiment, master control module controls functional module resets;
Fig. 5 is the circuit diagram that in another embodiment, master control module controls functional module resets.
Embodiment
In order to make object of the present invention, technical scheme and advantage 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.
See Fig. 1, it is an application scenarios of the embodiment of the present invention.The present embodiment can be applied in in-vehicle electronic system.This in-vehicle electronic system comprises main control module and each functional module.In this application scene, main control module can be, but not limited to illustrate with MCU, and functional module is respectively CD playing module 2 and BT module 3.MCU and CD playing module is communicated by I2C, is communicated by UART with BT module.After in-vehicle electronic system powers on, MCU, by corresponding communication mode, carries out initial configuration to CD playing module and BT module, makes it enter normal mode of operation.
In this scene, monitoring and the repositioning method of functional module in a kind of in-vehicle electronic system is provided, comprises:
Main control module obtains the monitor message in order to identification function module work state;
Described monitor message and standard value contrast by main control module, and whether the duty of arbitration functions module is abnormal;
If duty is abnormal, the operational data of main control module hold function module;
Master control module controls functional module resets;
Main control module after functional module resets, based on the operational data of functional module of preserving, the work of restore funcitons module.
Concrete, see Fig. 2, be monitoring and the repositioning method of functional module in the in-vehicle electronic system in a specific embodiment, comprise:
Step 101, starts to power on.
Step 102, in-vehicle electronic system starts.
Step 103, main control module initial configuration functional module, makes each functional module enter normal mode of operation.
Step 104, main control module creates monitoring period Timer.
Step 105, whether master control module judges Timer is overtime.
If so, perform step 106, otherwise continue to judge.
Step 106, the monitor message that main control module sends according to monitoring period read functions module.
Concrete, main control module according to monitoring period read functions inside modules register in order to define the value of duty or mode of operation; Or whether master control module judges functional module time-out occurs does not respond.
Step 107, described monitor message and standard value contrast by main control module, and whether the duty of arbitration functions module is abnormal.
If so, step 108 is performed, otherwise by counter O reset.
Step 108, the abnormal counter produced cumulative 1.
Step 109, main control module utilizes built-in counter records monitor message and the inconsistent number of times of standard value, and when number of times reaches pre-set threshold value, then decision-making function module is in abnormal operation.
Concrete, the monitor message that each monitoring period obtains by main control module and standard value contrast, if there is the number of times of continuous pre-set threshold value inconsistent, then decision-making function module is in abnormal operation.
If occur abnormal, perform step 110, otherwise perform 114.
Step 110, the operational data of main control module writing function module.
Step 111, master control module controls functional module resets.
Step 112, main control module reinitializes configuration feature module.
Step 113, main control module based on the operational data of functional module of preserving, the work of restore funcitons module.
See Fig. 3 to Fig. 5, it is the schematic diagram that main control module resets to functional module.Concrete, described master control module controls functional module resets, and comprising:
Main control module sends reset pulse to the reseting port of functional module; Or
Main control module sends reset instruction to functional module; Or
Switching circuit of power supply corresponding to master control module controls functional module is to closed condition.
Function module monitors and repositioning method in in-vehicle electronic system in above-described embodiment, main control module is after functional module work, monitor its duty, when generation is abnormal, reset, compared to conventional art with regard to controlling corresponding functional module, can automatic monitoring and reset, and preserve job schedule, do not affect other functional module, improve Consumer's Experience.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (8)
1. the monitoring of functional module and a repositioning method in in-vehicle electronic system, it is characterized in that, described method comprises:
Main control module obtains the monitor message in order to identification function module work state;
Described monitor message and standard value contrast by main control module, and whether the duty of arbitration functions module is abnormal;
If duty is abnormal, the operational data of main control module hold function module;
Master control module controls functional module resets;
Main control module after functional module resets, based on the operational data of functional module of preserving, the work of restore funcitons module.
2. method according to claim 1, is characterized in that, before described main control module obtains the step in order to the monitor message of identification function module work state, described method also comprises:
After in-vehicle electronic system electrifying startup, main control module initial configuration functional module, enters normal operating conditions.
3. method according to claim 1 and 2, is characterized in that, described main control module obtains the step in order to the monitor message of identification function module work state, comprising:
Main control module creates monitoring period;
The monitor message that main control module sends according to monitoring period read functions module.
4. method according to claim 3, is characterized in that, described monitor message and standard value contrast by described main control module, the step whether duty of arbitration functions module is abnormal, comprising:
Main control module utilizes built-in counter records monitor message and the inconsistent number of times of standard value, and when number of times reaches pre-set threshold value, then decision-making function module is in abnormal operation.
5. method according to claim 4, it is characterized in that, described method also comprises: the monitor message that each monitoring period obtains by main control module and standard value contrast, if there is the number of times of continuous pre-set threshold value inconsistent, then decision-making function module is in abnormal operation.
6. method according to claim 5, is characterized in that, described method also comprises: when monitor message and standard value inconsistent, main control module upgrades described monitoring period.
7. method according to claim 3, is characterized in that, the step of the monitor message that described main control module sends according to monitoring period read functions module, comprising:
Main control module according to monitoring period read functions inside modules register in order to define the value of duty or mode of operation; Or
Whether master control module judges functional module time-out occurs does not respond.
8. method according to claim 1, is characterized in that, described master control module controls functional module carries out the step resetted, and comprising:
Main control module sends reset pulse to the reseting port of functional module; Or
Main control module sends reset instruction to functional module; Or
Switching circuit of power supply corresponding to master control module controls functional module is to closed condition.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511032067.4A CN105573209A (en) | 2015-12-30 | 2015-12-30 | Function module monitoring and resetting method in vehicle electronic system |
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| CN201511032067.4A CN105573209A (en) | 2015-12-30 | 2015-12-30 | Function module monitoring and resetting method in vehicle electronic system |
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| CN105573209A true CN105573209A (en) | 2016-05-11 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106201825A (en) * | 2016-07-13 | 2016-12-07 | 深圳市爱培科技术股份有限公司 | A kind of intelligent back vision mirror running state monitoring method and system |
| CN107484078A (en) * | 2017-09-29 | 2017-12-15 | 奇瑞汽车股份有限公司 | Automobile sound system and starting control method thereof |
| CN108973704A (en) * | 2017-06-01 | 2018-12-11 | 重庆无线绿洲通信技术有限公司 | A kind of Vehicular battery is in position detecting method, Vehicular battery and vehicle-mounted main control unit |
| CN110221934A (en) * | 2019-05-08 | 2019-09-10 | 惠州市德赛西威汽车电子股份有限公司 | A kind of onboard system restoration methods |
| CN112787645A (en) * | 2021-01-13 | 2021-05-11 | 拿森汽车科技(杭州)有限公司 | Reset control circuit and vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1828560A (en) * | 2005-03-01 | 2006-09-06 | 三菱电机株式会社 | Vehicle-mounted electronic control apparatus |
| CN101035402A (en) * | 2006-11-09 | 2007-09-12 | 埃泰克汽车电子(芜湖)有限公司 | Automobile instrument alarming lamp self-checking system and detection method |
| CN101221461A (en) * | 2008-01-24 | 2008-07-16 | 三一重工股份有限公司 | Reset circuit and reset method for embedded system |
| CN102722171A (en) * | 2012-06-08 | 2012-10-10 | 广东好帮手电子科技股份有限公司 | Method and system for detecting anomaly of automobile instrument |
| JP2013191130A (en) * | 2012-03-15 | 2013-09-26 | Omron Corp | Control device of power source |
| CN104590243A (en) * | 2015-01-05 | 2015-05-06 | 联合汽车电子有限公司 | Whole vehicle functional safety monitoring system |
-
2015
- 2015-12-30 CN CN201511032067.4A patent/CN105573209A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1828560A (en) * | 2005-03-01 | 2006-09-06 | 三菱电机株式会社 | Vehicle-mounted electronic control apparatus |
| CN101035402A (en) * | 2006-11-09 | 2007-09-12 | 埃泰克汽车电子(芜湖)有限公司 | Automobile instrument alarming lamp self-checking system and detection method |
| CN101221461A (en) * | 2008-01-24 | 2008-07-16 | 三一重工股份有限公司 | Reset circuit and reset method for embedded system |
| JP2013191130A (en) * | 2012-03-15 | 2013-09-26 | Omron Corp | Control device of power source |
| CN102722171A (en) * | 2012-06-08 | 2012-10-10 | 广东好帮手电子科技股份有限公司 | Method and system for detecting anomaly of automobile instrument |
| CN104590243A (en) * | 2015-01-05 | 2015-05-06 | 联合汽车电子有限公司 | Whole vehicle functional safety monitoring system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106201825A (en) * | 2016-07-13 | 2016-12-07 | 深圳市爱培科技术股份有限公司 | A kind of intelligent back vision mirror running state monitoring method and system |
| CN106201825B (en) * | 2016-07-13 | 2019-03-08 | 深圳市爱培科技术股份有限公司 | A kind of intelligent back vision mirror running state monitoring method and system |
| CN108973704A (en) * | 2017-06-01 | 2018-12-11 | 重庆无线绿洲通信技术有限公司 | A kind of Vehicular battery is in position detecting method, Vehicular battery and vehicle-mounted main control unit |
| CN107484078A (en) * | 2017-09-29 | 2017-12-15 | 奇瑞汽车股份有限公司 | Automobile sound system and starting control method thereof |
| CN110221934A (en) * | 2019-05-08 | 2019-09-10 | 惠州市德赛西威汽车电子股份有限公司 | A kind of onboard system restoration methods |
| CN110221934B (en) * | 2019-05-08 | 2023-09-01 | 惠州市德赛西威汽车电子股份有限公司 | Vehicle-mounted system recovery method |
| CN112787645A (en) * | 2021-01-13 | 2021-05-11 | 拿森汽车科技(杭州)有限公司 | Reset control circuit and vehicle |
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Application publication date: 20160511 |
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