CN106598784B - Vehicle-mounted equipment and control method - Google Patents
Vehicle-mounted equipment and control method Download PDFInfo
- Publication number
- CN106598784B CN106598784B CN201611118945.9A CN201611118945A CN106598784B CN 106598784 B CN106598784 B CN 106598784B CN 201611118945 A CN201611118945 A CN 201611118945A CN 106598784 B CN106598784 B CN 106598784B
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- core processor
- processor system
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1415—Saving, restoring, recovering or retrying at system level
- G06F11/1441—Resetting or repowering
Abstract
The present invention provides an in-vehicle apparatus including: the single chip microcomputer system is connected with an ACC signal line and used for detecting an ACC signal transmitted by the ACC signal line when the core processor system is in an abnormal condition, cutting off the power supply of the core processor system when the detected ACC signal reaches a preset number of times, electrifying the core processor system again and restarting the core processor system. The invention also provides a control method. The vehicle-mounted equipment and the control method provided by the invention provide convenient and simple restarting service for the user, and save the operation time of the user.
Description
Technical Field
The invention relates to the technical field of communication, in particular to vehicle-mounted equipment and a control method.
Background
With the popularization of automobiles, a plurality of people generally buy the automobiles, the automobiles are generally provided with vehicle-mounted equipment, the vehicle-mounted equipment comprises a single chip microcomputer system and a core processor system, when the core processing system is abnormal, the core processing system is generally restarted by cutting off a power supply of the core processing system, and the operation is complex and time-consuming.
Disclosure of Invention
In view of this, it is desirable to provide an in-vehicle device, which provides a convenient and simple restart service for a user and saves user operation time.
In addition, a control method is needed, which provides a convenient and simple restart service for the user and saves the user operation time.
The invention provides an in-vehicle apparatus, comprising: the single chip microcomputer system is connected with an ACC signal line and used for detecting an ACC signal transmitted by the ACC signal line when the core processor system is in an abnormal condition, cutting off the power supply of the core processor system when the detected ACC signal reaches a preset number of times, electrifying the core processor system again and restarting the core processor system.
Optionally, the single chip microcomputer system is connected to a vehicle headlamp signal line, and the single chip microcomputer system is further configured to detect a headlamp switching signal transmitted by the vehicle headlamp signal line when the core processor system is in an abnormal condition, and cut off a power supply of the core processor system when the detected headlamp switching signal reaches a preset number of times, and power the core processor system again, and restart the core processor system.
Optionally, the abnormal condition of the core processor system includes a dead halt and a blank screen.
The invention also provides a control method, the vehicle-mounted equipment comprises a single chip microcomputer system and a core processor system, the single chip microcomputer system is connected with the ACC signal line, and the control method comprises the following steps:
when the core processor system is in an abnormal condition, the single chip microcomputer system detects an ACC signal transmitted by the ACC signal line;
and when the detected ACC signal reaches the preset times, the single chip microcomputer system cuts off the power supply of the core processor system, re-powers the core processor system and restarts the core processor system.
Optionally, the single chip microcomputer system is connected to a signal line of a headlight of the vehicle, and the control method further includes:
when the core processor system is in an abnormal condition, the single chip microcomputer system detects a headlamp switch signal transmitted by a headlamp signal line of the vehicle;
and when the detected headlight switching signal reaches the preset times, the single chip microcomputer system cuts off the power supply of the core processor system, the core processor system is electrified again, and the core processor system is restarted.
Optionally, the abnormal condition of the core processor system includes a dead halt and a blank screen.
The vehicle-mounted equipment and the control method provided by the invention can perform restarting operation of power-off and power-on the core processor system according to signals transmitted by the ACC signal line and the vehicle headlamp signal line, provide convenient and simple restarting service for a user, and save the operation time of the user.
Drawings
Fig. 1 is a functional block diagram of an onboard apparatus according to an embodiment of the present invention.
Fig. 2 is a flowchart of a control method according to a second embodiment of the present invention.
FIG. 3 is a flow chart of a three control method according to an embodiment of the present invention.
Description of the main elements
| Vehicle-mounted |
10 |
| Single |
101 |
| |
102 |
| Core |
103 |
Detailed Description
The invention will be further elucidated and described with reference to the embodiments of the invention described hereinafter.
Referring to fig. 1, fig. 1 is a functional block diagram of a vehicle-mounted device according to an embodiment of the present invention, and the vehicle-mounted device 10 includes a single chip system 101, a power supply 102, and a core processor system 103. The single chip microcomputer system 101 is connected with an ACC signal line, when the core processor system 102 is in an abnormal condition, the single chip microcomputer system 101 detects an ACC signal transmitted by the ACC signal line, when the detected ACC signal reaches a preset number, the power supply 102 of the core processor system 103 is cut off, the power supply 102 does not supply power to the core processor system, after the power supply is cut off, the core processor system 103 is electrified again, and the core processor system 103 is restarted. For example, the preset number of times is 3, and when the detected ACC signal reaches 3 times, the power supply 102 of the core processor system 103 is cut off, so that the power supply 102 does not supply power to the core processor system, and after the power is cut off, the core processor system 103 is powered on again, and the core processor system 103 is restarted.
It should be added that the single chip microcomputer system 101 is further connected to a vehicle headlight signal line, when the core processor system 103 is in an abnormal condition, the single chip microcomputer system 101 detects a headlight switching signal transmitted by the vehicle headlight signal line, when the detected headlight switching signal reaches a preset number of times, the power supply 102 of the core processor system 103 is cut off, the core processor system 103 is powered on again, and the core processor system 103 is restarted. For example, the preset number of times is 4, when the detected headlight switching signal reaches 4 times, the power supply 102 of the core processor system 103 is cut off, the core processor system 103 is powered on again, and the core processor system 103 is restarted, wherein the abnormal condition of the core processor system 103 includes a dead halt and a black screen.
Referring to fig. 2, fig. 2 is a flowchart illustrating a control method according to a second embodiment of the present invention, where the control method is applied to the vehicle-mounted device 10 illustrated in fig. 1, the vehicle-mounted device includes a single chip microcomputer system 101, a power supply 102, and a core processor system 103, the single chip microcomputer system 101 is connected to an ACC signal line, and the control method will be described in detail below.
In step S201, when the core processor system 103 is in an abnormal condition, the one-chip microcomputer system 101 detects an ACC signal transmitted by the ACC signal line.
In step S202, when the detected ACC signal reaches the preset number, the mcu 101 turns off the power of the core processor system 103, powers on the core processor system 103 again, and restarts the core processor system 103. The abnormal condition of the core processor system 103 includes a dead halt and a blank screen.
Referring to fig. 3, fig. 3 is a flowchart illustrating a three-control method according to an embodiment of the present invention, where the control method is applied to the vehicle-mounted device 10 illustrated in fig. 1, the vehicle-mounted device includes a single chip microcomputer system 101, a power supply 102, and a core processor system 103, the single chip microcomputer system 101 is connected to an ACC signal line, and the control method will be described in detail below.
In step S301, when the core processor system 103 is in an abnormal condition, the one-chip microcomputer system 101 detects a headlight switching signal transmitted by a headlight signal line of the vehicle.
In step S302, when the detected headlight switching signal reaches the preset number of times, the single chip microcomputer system 101 cuts off the power supply of the core processor system 103, powers on the core processor system 103 again, and restarts the core processor system 103, where the core processor system 103 is in an abnormal condition including a crash and a black screen.
The vehicle-mounted equipment and the control method provided by the invention can perform restarting operation of power-off and power-on the core processor system according to signals transmitted by the ACC signal line and the vehicle headlamp signal line, provide convenient and simple restarting service for a user, and save the operation time of the user.
The above embodiments are only for illustrating the invention and are not to be construed as limiting the invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention, therefore, all equivalent technical solutions also belong to the protection scope of the invention.
Claims (4)
1. An in-vehicle apparatus, characterized by comprising: the single chip microcomputer system is connected with an ACC signal line and used for detecting an ACC signal transmitted by the ACC signal line when the core processor system is in an abnormal condition, cutting off the power supply of the core processor system when the detected ACC signal reaches a preset number of times, electrifying the core processor system again and restarting the core processor system; the single chip microcomputer system is connected with a vehicle headlamp signal line and is further used for detecting headlamp switching signals transmitted by the vehicle headlamp signal line when the core processor system is in an abnormal condition, cutting off a power supply of the core processor system when the detected headlamp switching signals reach preset times, electrifying the core processor system again and restarting the core processor system.
2. The in-vehicle device of claim 1, wherein the abnormal condition of the core processor system includes a dead halt, a black screen.
3. A control method is applied to vehicle-mounted equipment, the vehicle-mounted equipment comprises a single chip microcomputer system and a core processor system, the single chip microcomputer system is connected with an ACC signal wire, and the control method is characterized by comprising the following steps:
when the core processor system is in an abnormal condition, the single chip microcomputer system detects an ACC signal transmitted by the ACC signal line;
when the detected ACC signal reaches a preset number, the single chip microcomputer system cuts off the power supply of the core processor system, the core processor system is electrified again, and the core processor system is restarted;
when the core processor system is in an abnormal condition, the single chip microcomputer system detects a headlamp switch signal transmitted by a headlamp signal line of the vehicle;
and when the detected headlight switching signal reaches the preset times, the single chip microcomputer system cuts off the power supply of the core processor system, the core processor system is electrified again, and the core processor system is restarted.
4. The control method of claim 3, wherein the core processor system being in an abnormal condition includes a dead halt, a blank screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611118945.9A CN106598784B (en) | 2016-12-08 | 2016-12-08 | Vehicle-mounted equipment and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611118945.9A CN106598784B (en) | 2016-12-08 | 2016-12-08 | Vehicle-mounted equipment and control method |
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| Publication Number | Publication Date |
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| CN106598784A CN106598784A (en) | 2017-04-26 |
| CN106598784B true CN106598784B (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611118945.9A Active CN106598784B (en) | 2016-12-08 | 2016-12-08 | Vehicle-mounted equipment and control method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107180614B (en) * | 2017-06-26 | 2019-10-11 | 奇瑞汽车股份有限公司 | Vehicle-carrying display screen automatic recovery system, control method |
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| CN103293545A (en) * | 2012-02-27 | 2013-09-11 | 上海航鼎电子科技发展有限公司 | Embedded type positioning tracking device for vehicle-mounted navigation instrument |
| CN103489230A (en) * | 2013-09-17 | 2014-01-01 | 启明信息技术股份有限公司 | New energy automobile CAN bus data wireless transmission vehicle data recorder device |
| CN103941720A (en) * | 2014-03-24 | 2014-07-23 | 联合汽车电子有限公司 | Fault diagnosis circuit and method of internal-drive electrically-controlled ignition system |
| CN104243601A (en) * | 2014-09-26 | 2014-12-24 | 北京汇通国力软件技术有限公司 | GIS/LBS (geographic information system/location based service) based vehicle-networking security system |
| CN106054705A (en) * | 2016-06-12 | 2016-10-26 | 江苏辰汉电子科技有限公司 | Multifunctional vehicle-mounted center console starting circuit |
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2016
- 2016-12-08 CN CN201611118945.9A patent/CN106598784B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101254765A (en) * | 2005-05-19 | 2008-09-03 | 曹民 | Multifunctional manual/automatic complementary type headlamp dimmer |
| CN103293545A (en) * | 2012-02-27 | 2013-09-11 | 上海航鼎电子科技发展有限公司 | Embedded type positioning tracking device for vehicle-mounted navigation instrument |
| CN103489230A (en) * | 2013-09-17 | 2014-01-01 | 启明信息技术股份有限公司 | New energy automobile CAN bus data wireless transmission vehicle data recorder device |
| CN103941720A (en) * | 2014-03-24 | 2014-07-23 | 联合汽车电子有限公司 | Fault diagnosis circuit and method of internal-drive electrically-controlled ignition system |
| CN104243601A (en) * | 2014-09-26 | 2014-12-24 | 北京汇通国力软件技术有限公司 | GIS/LBS (geographic information system/location based service) based vehicle-networking security system |
| CN106054705A (en) * | 2016-06-12 | 2016-10-26 | 江苏辰汉电子科技有限公司 | Multifunctional vehicle-mounted center console starting circuit |
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| CN106598784A (en) | 2017-04-26 |
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Address after: 410100 Hunan province Changsha Changsha City Economic and Technological Development Zone Li Xiang Road No. 2 Newman Technology Park Applicant after: Hunan Newman vehicle Networking Technology Co., Ltd. Address before: 410100 Hunan province Changsha Changsha City Economic and Technological Development Zone Li Xiang Road No. 2 Newman Technology Park Applicant before: Hunan Niu Siman navigator fix Science and Technology Ltd. |
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Address after: 410131 No. 128, Lixiang East Road, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Newman Internet of vehicles Co.,Ltd. Address before: 410100 Newman Science Park, No. 2, Lixiang East Road, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee before: HUNAN NEWSMY CAR ELECTRONIC DIVISION Co.,Ltd. |