CN110908720A - Vehicle-mounted navigation quick start method - Google Patents
Vehicle-mounted navigation quick start method Download PDFInfo
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- CN110908720A CN110908720A CN201911011255.7A CN201911011255A CN110908720A CN 110908720 A CN110908720 A CN 110908720A CN 201911011255 A CN201911011255 A CN 201911011255A CN 110908720 A CN110908720 A CN 110908720A
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- control mcu
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- 230000000694 effects Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000001960 triggered effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4418—Suspend and resume; Hibernate and awake
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Abstract
The invention aims to provide a quick start method of vehicle navigation, which transmits a signal of a door opening sensor to a BCM module, the BCM module transmits a door opening level signal to a main control MCU (microprogrammed control unit) for navigation, then the navigation is in a dormant state and is subjected to power-on state detection, then the BCM module is used for entering a vehicle to power on the vehicle, and finally the main control MCU detects the power-on state to turn on the navigation, so that the navigation can be quickly turned on, the navigation can be brought into the dormant state in advance before the vehicle is powered on and ignited, and after a user performs power-on ignition operation, the start wakeup can be triggered, so that the navigation can be quickly started, the aim of quickly starting the vehicle navigation in 3S can be fulfilled, and the requirement of a terminal.
Description
Technical Field
The invention relates to the field of vehicle-mounted navigation of automobiles, in particular to a quick starting method of vehicle-mounted navigation.
Background
Along with the popularization of the android system in terminal equipment, the application of the android operating system in vehicle navigation is more and more extensive, and as is well known, the android operating system has the characteristics of long starting time and low starting speed when being started, and the requirements of terminal users on starting speed are difficult to meet. In order to enable the vehicle-mounted navigation to quickly start the system after power-on ignition, a reliable hardware awakening method is added during system scheme design.
Disclosure of Invention
In order to solve the problems, the invention provides a quick start method of vehicle navigation, wherein a signal of a door opening sensor is transmitted to a BCM module, the BCM module transmits a door opening level signal to a main control MCU (microprogrammed control unit) of navigation, then the navigation is in a dormant state and is subjected to power-on state detection, then the vehicle is powered on when entering a vehicle, and finally the main control MCU detects the power-on state and turns on the navigation, so that the navigation can be quickly turned on, the navigation can be brought into the dormant state in advance before the vehicle is powered on and ignited, and after a user performs power-on ignition operation, the start wakeup can be triggered, so that the navigation can be quickly started, the aim of quickly starting the vehicle navigation in 3S can be fulfilled, and the requirement of a terminal user on.
The invention aims to provide a quick starting method for vehicle navigation, which comprises a main control MCU of the vehicle navigation, wherein the main control MCU is connected with a UART communication serial port, the UART communication serial port is connected with a CPU processor based on an android, the CPU processor based on the android is connected with a display screen and a capacitive touch screen with a touch effect, the main control MCU is connected with a BCM module, the BCM module sends a door opening level signal to the main control MCU, the BCM module is connected with a door opening sensor, and the door opening sensor sends a door opening signal to the BCM module;
comprises the following steps: when the navigation is started, the navigation is in a low power consumption mode, and the core board is in a power-off state;
then opening the door, transmitting a door opening signal to the BCM module, generating a door opening level signal by the BCM module, transmitting the door opening level signal to the main control MCU, enabling the navigation to be in a dormant state by the main control MCU, and detecting a power-on state;
and finally, the user powers on and ignites the automobile, the main control MCU detects the power-on state, the navigation is turned on, and the navigation is in a starting working state.
The further improvement lies in that: if the user does not electrify and ignite the automobile, the navigation is in a dormant state for half an hour, and then the navigation returns to the initial low power consumption mode.
The further improvement lies in that: the BCM module does not generate a door open level signal and the navigation is in a power-off state.
The invention has the beneficial effects that: according to the invention, a signal of a door opening sensor is transmitted to the BCM module, the BCM module transmits a door opening level signal to the navigation main control MCU, then the navigation is in a dormant state and is subjected to power-on state detection, then the vehicle is powered on after entering the vehicle, and finally the main control MCU detects the power-on state and turns on the navigation, so that the navigation can be quickly turned on, the navigation can be put into the dormant state in advance before the vehicle is powered on and ignited, after a user performs power-on ignition operation, starting and awakening can be triggered, the navigation can be quickly started, the purpose of quickly starting the vehicle navigation in 3S can be realized, and the requirement of a terminal user on quick starting speed of starting the vehicle can be met.
Drawings
Fig. 1 is a schematic block diagram of the present invention.
Fig. 2 is a flow chart of the present invention.
Detailed Description
For the purpose of enhancing understanding of the present invention, the present invention will be further described in detail with reference to the following examples, which are provided for illustration only and are not to be construed as limiting the scope of the present invention.
As shown in fig. 1 and 2, the embodiment provides a vehicle navigation quick start method, which includes a main control MCU for vehicle navigation, the main control MCU is connected with a UART communication serial port, the UART communication serial port is connected with a CPU processor based on android, the CPU processor based on the android is connected with a display screen and a capacitive touch screen with a touch function, the main control MCU is connected with a BCM module, the BCM module sends a door opening level signal to the main control MCU, the BCM module is connected with a door opening sensor, and the door opening sensor sends a door opening signal to the BCM module;
comprises the following steps: when the navigation is started, the navigation is in a low power consumption mode, and the core board is in a power-off state;
then opening the door, transmitting a door opening signal to the BCM module, generating a door opening level signal by the BCM module, transmitting the door opening level signal to the main control MCU, enabling the navigation to be in a dormant state by the main control MCU, and detecting a power-on state;
and finally, the user powers on and ignites the automobile, the main control MCU detects the power-on state, the navigation is turned on, and the navigation is in a starting working state.
If the user does not electrify and ignite the automobile, the navigation is in a dormant state for half an hour, and then the navigation returns to the initial low power consumption mode. The BCM module does not generate a door open level signal and the navigation is in a power-off state.
The signal of the door opening sensor is transmitted to the BCM module, the BCM module sends a door opening level signal to a main control MCU for navigation, then the navigation is in a dormant state and is subjected to power-on state detection, then the main control MCU enters the automobile to power on the automobile, finally the main control MCU detects the power-on state and turns on the navigation, so that the navigation can be quickly turned on, the navigation can be made to enter the dormant state in advance before the power-on ignition of the automobile, after the power-on ignition operation is carried out by a user, the starting and awakening can be triggered, the navigation can be quickly started, the purpose of quickly starting the automobile navigation in 3S can be achieved, and therefore the requirement of a terminal user for high starting speed.
Claims (3)
1. A quick start method for vehicle navigation is characterized in that: the system comprises a main control MCU of vehicle navigation, wherein the main control MCU is connected with a UART communication serial port, the UART communication serial port is connected with a CPU processor based on an android device, the CPU processor based on the android device is connected with a display screen and a capacitive touch screen with a touch effect, the main control MCU is connected with a BCM module, the BCM module sends a door opening level signal to the main control MCU, the BCM module is connected with a door opening sensor, and the door opening sensor sends a door opening signal to the BCM module;
comprises the following steps: when the navigation is started, the navigation is in a low power consumption mode, and the core board is in a power-off state;
then opening the door, transmitting a door opening signal to the BCM module, generating a door opening level signal by the BCM module, transmitting the door opening level signal to the main control MCU, enabling the navigation to be in a dormant state by the main control MCU, and detecting a power-on state;
and finally, the user powers on and ignites the automobile, the main control MCU detects the power-on state, the navigation is turned on, and the navigation is in a starting working state.
2. The vehicle-mounted navigation quick start method according to claim 1, characterized in that: if the user does not electrify and ignite the automobile, the navigation is in a dormant state for half an hour, and then the navigation returns to the initial low power consumption mode.
3. The vehicle-mounted navigation quick start method according to claim 1, characterized in that: the BCM module does not generate a door open level signal and the navigation is in a power-off state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911011255.7A CN110908720A (en) | 2019-10-23 | 2019-10-23 | Vehicle-mounted navigation quick start method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911011255.7A CN110908720A (en) | 2019-10-23 | 2019-10-23 | Vehicle-mounted navigation quick start method |
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| Publication Number | Publication Date |
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| CN110908720A true CN110908720A (en) | 2020-03-24 |
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| CN201911011255.7A Pending CN110908720A (en) | 2019-10-23 | 2019-10-23 | Vehicle-mounted navigation quick start method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112015479A (en) * | 2020-08-28 | 2020-12-01 | 深圳市科莱德电子有限公司 | Vehicle-mounted navigation wireless awakening method and device |
| CN113936527A (en) * | 2021-09-16 | 2022-01-14 | 合肥越明交通电子科技有限公司 | Driving examination room simulation vehicle supervision system |
| CN114650594A (en) * | 2020-12-21 | 2022-06-21 | Oppo广东移动通信有限公司 | Device positioning method, mobile terminal and storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005189060A (en) * | 2003-12-25 | 2005-07-14 | Denso Corp | Car navigation device |
| CN105984408A (en) * | 2015-05-19 | 2016-10-05 | 乐卡汽车智能科技（北京）有限公司 | On-off control method and device for vehicle-mounted equipment |
| CN106696856A (en) * | 2015-07-27 | 2017-05-24 | 深圳市赛格导航科技股份有限公司 | Vehicle-mounted navigation host starting system and method based on CAN bus |
-
2019
- 2019-10-23 CN CN201911011255.7A patent/CN110908720A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005189060A (en) * | 2003-12-25 | 2005-07-14 | Denso Corp | Car navigation device |
| CN105984408A (en) * | 2015-05-19 | 2016-10-05 | 乐卡汽车智能科技（北京）有限公司 | On-off control method and device for vehicle-mounted equipment |
| CN106696856A (en) * | 2015-07-27 | 2017-05-24 | 深圳市赛格导航科技股份有限公司 | Vehicle-mounted navigation host starting system and method based on CAN bus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112015479A (en) * | 2020-08-28 | 2020-12-01 | 深圳市科莱德电子有限公司 | Vehicle-mounted navigation wireless awakening method and device |
| CN114650594A (en) * | 2020-12-21 | 2022-06-21 | Oppo广东移动通信有限公司 | Device positioning method, mobile terminal and storage medium |
| CN113936527A (en) * | 2021-09-16 | 2022-01-14 | 合肥越明交通电子科技有限公司 | Driving examination room simulation vehicle supervision system |
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Application publication date: 20200324 |
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