CN108696590A - A kind of car networking equipment awakening method and car networking equipment - Google Patents
A kind of car networking equipment awakening method and car networking equipment Download PDFInfo
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- CN108696590A CN108696590A CN201810461019.4A CN201810461019A CN108696590A CN 108696590 A CN108696590 A CN 108696590A CN 201810461019 A CN201810461019 A CN 201810461019A CN 108696590 A CN108696590 A CN 108696590A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0235—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a power saving command
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/30—Connection release
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40267—Bus for use in transportation systems
- H04L2012/40273—Bus for use in transportation systems the transportation system being a vehicle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
Car networking equipment awakening method provided by the invention and car networking equipment,Applied to telematics field,This method includes when the second microcontroller is by lower electricity,The first notification signal is sent to the first microcontroller,First microcontroller keeps electriferous state,It establishes and connects with director of networking after receiving the first notification signal,The wake-up signal that monitoring director of networking is sent out,After monitoring the wake-up signal,Send out electric control signal,The second microcontroller is set to power on,The connection with director of networking is disconnected according to the second notification signal that the second microcontroller is sent later,And send third notice signal to the second microcontroller,The second microcontroller is set to re-establish the connection with director of networking,Receive the message from network side data platform,The method provided through the invention,When car networking equipment is in standby,User still can wake up car networking equipment by the data platform of network side,Improve the use feeling of user.
Description
Technical field
The invention belongs to telematics fields more particularly to a kind of car networking equipment awakening method and car networking to set
It is standby.
Background technology
T-Box (Telematics Box, car networking equipment) can be achieved that vehicle is accessed internet by wireless network, be
User provides various information necessary to driving, life, improves the driving experience of user, in the prior art, car networking equipment is big
All using double MCU (Microcontroller Unit, microcontroller) technologies, wherein a microcontroller runs operating system,
It is connect with internet by director of networking, obtains the network information, and vehicle data is obtained by another microcontroller;It is another
A microcontroller is responsible for receiving the vehicle number of CAN (Controller Area Network, controller local area network) bus acquisition
According to, and send control instruction to CAN bus.
After vehicle stall, in order to ensure that vehicle is preferably minimized the consumption of accumulator, car networking equipment can enter standby
State closes the power supply for the microcontroller for being responsible for operation operating system, and the microcontroller for being responsible for operation operating system is made to stop
It only works, no longer receives the signal of director of networking, at this point, user will be unable to wake up to be in by the data platform of network side to wait for
The car networking equipment of machine state influences user's use.
Invention content
In view of this, the purpose of the present invention is to provide a kind of car networking equipment awakening method and car networking equipment, work as vehicle
When networked devices are in standby, user can still wake up car networking equipment, specific side by the data platform of network side
Case is as follows:
In a first aspect, the present invention provides a kind of car networking equipment awakening method, it is applied to the first microcontroller, this method packet
It includes:
Receive the first notification signal electric under the second microcontroller of characterization;
According to first notification signal, establishes and connect with director of networking, monitor whether the director of networking sends out
Wake-up signal;
If monitoring the wake-up signal, electric control signal is sent out, so that second microcontroller powers on;
It receives and characterizes the second notification signal that first microcontroller can be disconnected with the director of networking;
According to second notification signal, the connection with the director of networking is disconnected;
Third notice signal is sent, is connected so that second microcontroller is established with the director of networking.
Preferably, described established with director of networking connects, including:
Enable the pin that first microcontroller is connected with the director of networking.
Preferably, whether the monitoring director of networking sends out wake-up signal, including:
The level for periodically reading the pin that first microcontroller is connected with the director of networking, when reading
When target level, judge that the director of networking sends out wake-up signal.
Preferably, whether the monitoring director of networking sends out wake-up signal, including:
First microcontroller enters standby mode, judges whether to receive first microcontroller and the networking
The target level of the connected pin of controller;
When receiving the target level, first microcontroller enters working condition, judges the director of networking
Send out wake-up signal.
Preferably, described to send out electric control signal, so that second microcontroller powers on, including:
Control signal is sent to power-supply controller of electric, so that the power-supply controller of electric is connected to the power supply of second microcontroller
Power supply.
Second aspect, the present invention provide a kind of car networking equipment awakening method, are applied to the second microcontroller, the method
Including:
When electric under second microcontroller, the first notification signal to the first microcontroller is sent, so that described first
The wake-up signal that microcontroller monitoring director of networking is sent out;
If the first microcontroller monitors that the wake-up signal, second microcontroller power on;
The second notification signal is sent to first microcontroller, so that first microcontroller disconnects and the networking
The connection of controller;
It receives and characterizes the third notice signal that first microcontroller has been disconnected with the director of networking, with institute
It states director of networking and establishes connection.
The third aspect, the present invention provide a kind of car networking equipment, including:First microcontroller and the second microcontroller,
In,
Second microcontroller sends the first notification signal to first microcontroller, wherein first notice
It is electric under second microcontroller described in characterization;
First microcontroller receives first notification signal, and according to first notification signal, is controlled with networking
Device processed establishes connection, monitors whether the director of networking sends out wake-up signal;
If first microcontroller monitors the wake-up signal, electric control signal is sent out, so that described second
Microcontroller powers on;
Second microcontroller powers on, and sends the second notification signal to first microcontroller, wherein described the
The first microcontroller can be disconnected with the director of networking described in two notice characterizations;
First microcontroller receives second notification signal, and according to second notification signal, disconnection and institute
State the connection of director of networking;
First microcontroller sends third notice signal, wherein first is micro- described in the third notice characterization
Controller is disconnected with the director of networking;
Second microcontroller is established according to the third notice signal and the director of networking and is connected.
Optionally, first microcontroller is established with director of networking and is connected, including:
The enabled pin being connected with the director of networking of first microcontroller.
Optionally, first microcontroller monitors whether the director of networking sends out wake-up signal, including:
First microcontroller periodically reads the level for the pin being connected with the director of networking, when reading
When target level, judge that the director of networking sends out wake-up signal.
Optionally, first microcontroller monitors whether the director of networking sends out wake-up signal, including:
First microcontroller enters standby mode, receives the target electricity for the pin being connected with the director of networking
It is flat;
When first microcontroller receives the target level and enters working condition, the networking control is judged
Device sends out wake-up signal.
Fourth aspect, the present invention provide a kind of car networking equipment Rouser, including:
First receiving unit, for receiving the first notification signal electric under the second microcontroller of characterization;
Monitoring unit monitors the networking control for according to first notification signal, establishing and connecting with director of networking
Whether device processed sends out wake-up signal;
If signal sending unit sends out electric control signal for monitoring the wake-up signal, so that described second is micro-
Controller powers on;
Second receiving unit characterizes what first microcontroller can be disconnected with the director of networking for receiving
Second notification signal;
Separative element, for according to second notification signal, disconnecting the connection with the director of networking;
First transmission unit, for sending third notice signal, so that second microcontroller and the networking control
Device establishes connection.
Optionally, it when the monitoring unit, which is used to establish with director of networking, to be connected, specifically includes:
Enable the pin that first microcontroller is connected with the director of networking.
Optionally, it when the monitoring unit is used to monitor the wake-up signal that the director of networking is sent out, specifically includes:
The level for periodically reading the pin that first microcontroller is connected with the director of networking, when reading
When target level, judge that the director of networking sends out wake-up signal.
Optionally, when the monitoring unit is used to monitor the wake-up signal that the director of networking is sent out, specifically may be used also
To include:
First microcontroller enters standby mode, receives first microcontroller and is connected with the director of networking
Pin target level;
When receiving the target level, first microcontroller enters working condition, judges the director of networking
Send out wake-up signal.
Optionally, when the signal sending unit is for sending out upper electric control signal, so that on second microcontroller
When electric, specifically include:
Control signal is sent to power-supply controller of electric, so that the power-supply controller of electric is connected to the power supply of second microcontroller
Power supply.
5th aspect, the present invention provide another car networking equipment Rouser, including:
Second transmission unit, for when electric under second microcontroller, sending the first notification signal to the first micro-control
Device processed, so that the wake-up signal that first microcontroller monitoring director of networking is sent out;
Upper electric unit, if monitoring that the wake-up signal, second microcontroller power on for the first microcontroller;
Third transmission unit, for sending the second notification signal to first microcontroller, so that first micro-control
Device processed disconnects the connection with the director of networking;
Second receiving unit characterizes what first microcontroller had been disconnected with the director of networking for receiving
Third notice signal is established with the director of networking and is connected.
Based on the above-mentioned technical proposal, car networking equipment awakening method provided by the invention and car networking equipment, work as car networking
After equipment enters standby mode, the second microcontroller is by lower electricity and is stopped, and the first microcontroller then keeps electriferous state, can
Outer signals are received at any time, and therefore, when electric under the second microcontroller, the second microcontroller sends first to the first microcontroller
Notification signal, the first microcontroller are established with director of networking and are connected after receiving the first notification signal, and networking control is monitored
Whether device sends out wake-up signal, if during car networking device standby, user is by the data platform of network side to connection
Net controller sends arbitrary signal, and director of networking can send to the first microcontroller and wake up after receiving corresponding signal
Signal can send out electric control signal after the first microcontroller receives wake-up signal, so that the second microcontroller is powered on and add
Operating system is carried to start to work;Later, the second microcontroller sends the second notification signal, the first microcontroller to the first microcontroller
Device disconnects the connection with director of networking according to the second obtained notification signal, and director of networking is transferred to the second microcontroller
Control, and third notice signal is sent to the second microcontroller upon opening, notify the second microcontroller and director of networking
Connection is established, the second microcontroller retrieves the control to director of networking, connect after establishing connection with director of networking
It receives the information that director of networking is sent and executes the control command that user is sent by network side data platform so that car networking is set
Standby normal work, the car networking equipment awakening method and car networking equipment provided through the invention are waited for when car networking equipment is in
When machine state, user still can wake up car networking equipment by the data platform of network side, improve the use feeling of user.
Further, since the second microcontroller is responsible for running operating system, power consumption is big, and the first microcontroller is responsible for connecing
Vehicle data is received, power consumption is small, when car networking equipment enters standby mode, makes electricity shutdown under the second microcontroller, only keeps
The first smaller microcontroller of power consumption is in electriferous state, under the premise of ensureing that car networking equipment can wake up at any time, into one
Step reduces the power consumption of car networking equipment, to reduce the whole consumption for accumulator of vehicle.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the structure diagram that car networking equipment provided in an embodiment of the present invention wakes up system;
Fig. 2 is the flow chart of car networking equipment awakening method provided in an embodiment of the present invention;
Fig. 3 is a kind of structure diagram of car networking equipment Rouser provided in an embodiment of the present invention;
Fig. 4 is the structure diagram of another car networking equipment Rouser provided in an embodiment of the present invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the prior art, car networking equipment mostly uses double MCU (Microcontroller Unit, microcontroller) skills
Art, a microcontroller are responsible for running operating system as master controller, can realize complicated function, therefore power consumption is larger;
And another microcontroller is merely responsible for receiving the acquisition of CAN (Controller Area Network, controller local area network) bus
Vehicle data, and to CAN bus send control instruction, have a single function, performance requirement far below operation operating system micro-control
Device processed, therefore usually select the lower microcontroller of power consumption;After vehicle stall, in order to effectively reduce vehicle integrally to accumulator
Consumption, car networking equipment can enter standby mode, close be responsible for operation operating system microcontroller power supply, make this
Microcontroller is stopped, and no longer receives the signal of director of networking, only keeps lower to power consumption, is responsible for receiving CAN bus
The power supply of the microcontroller of data.
Based on above-mentioned premise, referring to Fig. 1, Fig. 1 is the structure that car networking equipment provided in an embodiment of the present invention wakes up system
Block diagram is set to car networking equipment (not shown) on vehicle 1 i.e. into standby mode after vehicle 1 is flame-out, and second
Electric under microcontroller (not shown), the first microcontroller (not shown) keeps electrification, the second microcontroller that will network
The control right transfer of controller (not shown) is sent out to the first microcontroller by the first microcontroller monitoring director of networking
Wake-up signal, if director of networking receives the arbitrary network information sent from network side data platform 2, networking control
Device sends out wake-up signal to the first microcontroller, is controlled on the second microcontroller according to the wake-up signal by the first microcontroller
Electricity, while to the control of the second microcontroller transfer director of networking, the second microcontroller retrieves connection after the completion of powering on
The control of net controller receives the network information of network side, or executes the control command of network side so that car networking equipment is just
The wake-up to the car networking equipment of vehicle 1 is realized in often work.
Based on this thinking, the flow chart of car networking equipment awakening method provided in an embodiment of the present invention can with as shown in Fig. 2,
This method may include combined with Figure 1 and Figure 2,:
Step S100, the second microcontroller send the first notification signal electric under the second microcontroller of characterization.
After vehicle stall, car networking equipment can enter standby mode, electricity under the second microcontroller, while to the first microcontroller
Device sends the first notification signal, informs that the first microcontroller, the second microcontroller are controlled lower electricity by the first microcontroller and networking
Device processed establishes connection.
Optionally, director of networking can be modem, naturally it is also possible to be that network information biography may be implemented in other
The networked devices passed, however it is not limited to modem.
Step S110, the first microcontroller receive the first notification signal, establish and connect with director of networking, monitoring networking control
Whether device processed sends out wake-up signal;If so, thening follow the steps S120.
First microcontroller is pre-established with physical connection with director of networking, and pin and the networking of the first microcontroller are controlled
The output end of device wake-up signal processed is connected, when the first microcontroller does not obtain the control of director of networking, the first microcontroller
The pin that device is connected with director of networking is invalid, and level change thereon is ignored by the first microcontroller, is not read, when first
After microcontroller receives the first notification signal that the second microcontroller is sent, the enabled pin being connected with director of networking connects
It receives or reads and come from the pin level, i.e., establish and connect with director of networking.
Optionally, when director of networking selects modem, the first microcontroller passes through serial with modem
Interface is connected, and selects original idle not used pin to realize the physical connection of the present invention, is realized by serial line interface and wake up letter
Number transmission.
Optionally, the first microcontroller monitoring director of networking is sent out there are many modes of wake-up signal, can set reading
The period is taken, the level for the pin being connected with director of networking is periodically read, if reading target electricity within any period
It is flat, then it can be determined that director of networking receives the information of network side and sends out wake-up signal.Under such operating mode, first is micro-
Controller is in running order, can actively read the level for the pin being connected with director of networking, realizes to director of networking
Monitoring.
Optionally, the first microcontroller can also be after establishing connection, into standby mode, this work with director of networking
Under pattern, the first microcontroller no longer actively reads the level for the pin being connected with director of networking, but passive reception comes
From the wake-up signal of director of networking, after director of networking sends out wake-up signal, the first microcontroller can receive accordingly
Target level, the target level can wake up the first microcontroller, if the first microcontroller from standby mode by the target
Level wakes up and enters working condition, then judges that director of networking sends out wake-up signal.
Step S120, the first microcontroller monitor wake-up signal, send out electric control signal.
After first microcontroller monitors wake-up signal, electric control signal can be sent out, so that the second microcontroller powers on,
Restore normal work.
Optionally, after the first microcontroller monitors wake-up signal, the power-supply controller of electric being arranged in car networking equipment is sent out
Electric control signal is served, power-supply controller of electric connects the current supply circuit of the second microcontroller according to electric control signal on this, is second
Microcontroller provides power supply.
Step S130, the second microcontroller work on power.
After connecting current supply circuit, the second microcontroller powers on, and executes startup self-detection, load operating system and obtains operation
The operations such as required hardware resource restore normal operation until completing to power on.
Step S140, the second microcontroller send second that the first microcontroller of characterization can be disconnected with director of networking
Notification signal.
After the second microcontroller works on power, need to regain the control to director of networking, just to first
Microcontroller sends the second notification signal, informs that the disconnection of the first microcontroller is connect with director of networking, so as to the second microcontroller
Device regains the control for director of networking.
Step S150, the first microcontroller receive the second notification signal, disconnect the connection with director of networking.
First microcontroller goes enabled and networking control after the second notification signal for receiving the transmission of the second microcontroller
The pin that device is connected no longer receives or reads the level signal of respective pins, that is, realizes the connection disconnected with director of networking.
Step S160, the first microcontroller send the third that the first microcontroller of characterization has been disconnected with director of networking
Notification signal.
After disconnecting the connection with director of networking, the first microcontroller needs to send third notice to the second microcontroller
Signal informs that the second microcontroller, the first microcontroller are disconnected with director of networking, and the second microcontroller can be with networking
Controller establishes connection.
Optionally, if director of networking selects modem, the second microcontroller that can pass through USB interface and modulation
Demodulator carries out physical connection, likewise, this physical connection is previously-completed, of the present invention and the second microcontroller with
Director of networking establishes connection, refers to the pin that enabled second microcontroller is connected with director of networking, the second microcontroller
It is disconnected with director of networking, refers to the pin that enabled second microcontroller is connected with director of networking.
Step S170, the second microcontroller receive third notice signal, establish and connect with director of networking.
After second microcontroller receives the third notice signal of the first microcontroller transmission, enable and director of networking phase
The pin of connection reads the information of the pin, establishes and connects with director of networking.
Second microcontroller is established with director of networking and is connected again, and restores to work normally, and is completed to car networking equipment
Wake-up.
The car networking equipment awakening method provided through the embodiment of the present invention, under the second microcontroller after electricity, will network
The control right transfer of controller is to the first microcontroller, the wake-up signal sent out by the first microcontroller monitoring director of networking,
And after the first microcontroller monitors wake-up signal, the second microcontroller of control powers on, and further makes the second microcontroller
The control to director of networking is regained, realizes that the wake-up to car networking equipment, the car networking provided through the invention are set
Standby awakening method, when car networking equipment is in standby, user still can wake up vehicle by the data platform of network side
Networked devices improve the use feeling of user.
Further, since the second microcontroller is responsible for running operating system, power consumption is big, and the first microcontroller is responsible for connecing
Vehicle data is received, power consumption is small, when car networking equipment enters standby mode, makes electricity shutdown under the second microcontroller, only keeps
The first smaller microcontroller of power consumption is in electriferous state, under the premise of ensureing that car networking equipment can wake up at any time, into one
Step reduces the power consumption of car networking equipment, to reduce the whole consumption for accumulator of vehicle.
One Application Example of car networking equipment awakening method provided in an embodiment of the present invention is:
After the vehicle stall of car networking equipment is installed, to reduce the whole consumption for accumulators store electricity of vehicle,
Car networking equipment on vehicle is to enter standby mode, and electricity under the second microcontroller is stopped, no longer receives modem
The network information sent, the first microcontroller keep electrification, and the second microcontroller disconnects the connection with modem, and sends
First notification signal to the first microcontroller, the first microcontroller are established according to the first notification signal and modem and are connected,
The wake-up signal that sends out of monitoring modem, in monitoring process, the first microcontroller enters standby mode, if a certain moment
Modem receives the arbitrary network information sent from network side data platform, and modem sends out wake-up signal
To the first microcontroller, the first microcontroller is made to be restored to working condition from standby mode, the first microcontroller being waken up to
Power-supply controller of electric sends upper electric control signal, so that power-supply controller of electric connects the power path of the second microcontroller, the first control
Device powers on, and resumes work, and sends the second notification signal to the first microcontroller after powering on completion, notifies the first microcontroller
The connection with modem is disconnected, after the first microcontroller is disconnected with modem, is sent to the second microcontroller
Third notice signal notifies the second microcontroller can be established with modem to connect, and the second microcontroller retrieves modulation
The control of demodulator, and pass through the control command of modem reception network side so that car networking equipment works normally, real
Now to the wake-up of the car networking equipment of vehicle.
To sum up, the car networking equipment awakening method provided through the embodiment of the present invention, when car networking equipment is in standby shape
When state, user still can wake up car networking equipment by the data platform of network side, improve the use feeling of user.
Further, the present invention also provides a kind of car networking equipment, including:First microcontroller and the second microcontroller,
Wherein,
Second microcontroller sends the first notification signal to first microcontroller, wherein first notice
It is electric under second microcontroller described in characterization;
First microcontroller receives first notification signal, and according to first notification signal, is controlled with networking
Device processed establishes connection, monitors whether the director of networking sends out wake-up signal;
If first microcontroller monitors the wake-up signal, electric control signal is sent out, so that described second
Microcontroller powers on;
Second microcontroller powers on, and sends the second notification signal to first microcontroller, wherein described the
The first microcontroller can be disconnected with the director of networking described in two notice characterizations;
First microcontroller receives second notification signal, and according to second notification signal, disconnection and institute
State the connection of director of networking;
First microcontroller sends third notice signal, wherein first is micro- described in the third notice characterization
Controller is disconnected with the director of networking;
Second microcontroller is established according to the third notice signal and the director of networking and is connected.
Optionally, first microcontroller is established with director of networking and is connected, including:
The enabled pin being connected with the director of networking of first microcontroller.
Optionally, first microcontroller monitors whether the director of networking sends out wake-up signal, including:
First microcontroller periodically reads the level for the pin being connected with the director of networking, when reading
When target level, judge that the director of networking sends out wake-up signal.
Optionally, first microcontroller monitors whether the director of networking sends out wake-up signal, including:
First microcontroller enters standby mode, judges whether to receive the pin being connected with the director of networking
Target level;
When first microcontroller receives the target level and enters working condition, the networking control is judged
Device sends out wake-up signal.
Car networking equipment Rouser provided in an embodiment of the present invention is introduced below, car networking described below is set
Standby Rouser may be considered the car networking equipment awakening method that embodiment provides to realize the present invention, be needed in central equipment
The functional module framework of setting;Be described below content can with above it is cross-referenced.
Fig. 3 is a kind of structure diagram of car networking equipment Rouser provided in an embodiment of the present invention, with reference to Fig. 3, the dress
It sets and may include:
First receiving unit 10, for receiving the first notification signal electric under the second microcontroller of characterization;
Monitoring unit 20, for according to first notification signal, establishing and connecting with director of networking, monitor the networking
Whether controller sends out wake-up signal;
If signal sending unit 30 sends out electric control signal for monitoring the wake-up signal, so that described second
Microcontroller powers on;
Second receiving unit 40 can be disconnected for receiving characterization first microcontroller with the director of networking
The second notification signal;
Separative element 50, for according to second notification signal, disconnecting the connection with the director of networking;
First transmission unit 60, for sending third notice signal, so that second microcontroller is controlled with the networking
Device processed establishes connection.
Optionally, it when monitoring unit 20, which is used to establish with director of networking, to be connected, specifically includes:
Enable the pin that first microcontroller is connected with the director of networking.
Optionally, it when monitoring unit 20 is used to monitor the wake-up signal that the director of networking is sent out, specifically includes:
The level for periodically reading the pin that first microcontroller is connected with the director of networking, when reading
When target level, judge that the director of networking sends out wake-up signal.
It optionally, specifically can be with when monitoring unit 20 is used to monitor wake-up signal that the director of networking is sent out
Including:
First microcontroller enters standby mode, receives first microcontroller and is connected with the director of networking
Pin target level;
When receiving the target level, first microcontroller enters working condition, judges the director of networking
Send out wake-up signal.
Optionally, when signal sending unit 30 is for sending out upper electric control signal, so that second microcontroller powers on
When, it specifically includes:
Control signal is sent to power-supply controller of electric, so that the power-supply controller of electric is connected to the power supply of second microcontroller
Power supply.
Fig. 4 is that the structure diagram of another car networking equipment Rouser provided in an embodiment of the present invention should with reference to Fig. 4
Device may include:
Second transmission unit 70, for when electric under second microcontroller, sending the first notification signal to first micro-
Controller, so that the wake-up signal that first microcontroller monitoring director of networking is sent out;
Upper electric unit 80, if monitoring that the wake-up signal, second microcontroller power on for the first microcontroller;
Third transmission unit 90, for sending the second notification signal to first microcontroller, so that described first is micro-
Controller disconnects the connection with the director of networking;
Second receiving unit 100 connects for receiving to characterize first microcontroller and disconnect with the director of networking
The third notice signal connect is established with the director of networking and is connected.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related place is said referring to method part
It is bright.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, depends on the specific application and design constraint of technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond the scope of this invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can in other embodiments be realized in the case where not departing from core of the invention thought or scope.Therefore, originally
Invention is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein
Consistent widest range.
Claims (10)
1. a kind of car networking equipment awakening method, which is characterized in that be applied to the first microcontroller, this method includes:
Receive the first notification signal electric under the second microcontroller of characterization;
According to first notification signal, establishes and connect with director of networking, monitor whether the director of networking sends out wake-up
Signal;
If monitoring the wake-up signal, electric control signal is sent out, so that second microcontroller powers on;
It receives and characterizes the second notification signal that first microcontroller can be disconnected with the director of networking;
According to second notification signal, the connection with the director of networking is disconnected;
Third notice signal is sent, is connected so that second microcontroller is established with the director of networking.
2. car networking equipment awakening method according to claim 1, which is characterized in that described established with director of networking connects
It connects, including:
Enable the pin that first microcontroller is connected with the director of networking.
3. car networking equipment awakening method according to claim 1, which is characterized in that the monitoring director of networking
Whether wake-up signal is sent out, including:
The level for periodically reading the pin that first microcontroller is connected with the director of networking, when reading target
When level, judge that the director of networking sends out wake-up signal.
4. car networking equipment awakening method according to claim 1, which is characterized in that the monitoring director of networking
Whether wake-up signal is sent out, including:
First microcontroller enters standby mode, judges whether to receive first microcontroller and the networking control
The target level of the connected pin of device;
When receiving the target level, first microcontroller enters working condition, judges that the director of networking is sent out
Wake-up signal.
5. car networking equipment awakening method according to claim 1, which is characterized in that it is described to send out electric control signal,
So that second microcontroller powers on, including:
Control signal is sent to power-supply controller of electric, so that the power-supply controller of electric is connected to the power supply electricity of second microcontroller
Source.
6. a kind of car networking equipment awakening method, which is characterized in that it is applied to the second microcontroller, the method includes:
When electric under second microcontroller, the first notification signal to the first microcontroller is sent, so that first micro-control
Whether device monitoring director of networking processed sends out wake-up signal;
If the first microcontroller monitors that the wake-up signal, second microcontroller power on;
The second notification signal is sent to first microcontroller, so that first microcontroller disconnects and the networking control
The connection of device;
It receives and characterizes the third notice signal that first microcontroller has been disconnected with the director of networking, and it is described
Net controller establishes connection.
7. a kind of car networking equipment, which is characterized in that including:First microcontroller and the second microcontroller, wherein
Second microcontroller sends the first notification signal to first microcontroller, wherein first notification signal
It characterizes electric under second microcontroller;
First microcontroller receives first notification signal, and according to first notification signal, with director of networking
Connection is established, monitors whether the director of networking sends out wake-up signal;
If first microcontroller monitors the wake-up signal, electric control signal is sent out, so that second micro-control
Device processed powers on;
Second microcontroller powers on, and sends the second notification signal to first microcontroller, wherein described second is logical
Know that the first microcontroller described in characterization can be disconnected with the director of networking;
First microcontroller receives second notification signal, and according to second notification signal, disconnects and described
The connection of net controller;
First microcontroller sends third notice signal, wherein the first microcontroller described in the third notice characterization
Device is disconnected with the director of networking;
Second microcontroller is established with the director of networking and is connected.
8. car networking equipment according to claim 7, which is characterized in that first microcontroller is built with director of networking
Vertical connection, including:
The enabled pin being connected with the director of networking of first microcontroller.
9. car networking equipment according to claim 7, which is characterized in that first microcontroller monitors the networking control
Whether device processed sends out wake-up signal, including:
First microcontroller periodically reads the level for the pin being connected with the director of networking, when reading target
When level, judge that the director of networking sends out wake-up signal.
10. car networking equipment according to claim 7, which is characterized in that first microcontroller monitors the networking
Whether controller sends out wake-up signal, including:
First microcontroller enters standby mode, judges whether the mesh for receiving the pin being connected with the director of networking
Mark level;
When first microcontroller receives the target level and enters working condition, the director of networking hair is judged
Go out wake-up signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810461019.4A CN108696590A (en) | 2018-05-15 | 2018-05-15 | A kind of car networking equipment awakening method and car networking equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461019.4A CN108696590A (en) | 2018-05-15 | 2018-05-15 | A kind of car networking equipment awakening method and car networking equipment |
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Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Applicant after: Beijing Jingwei Hengrun Technology Co.,Ltd. Address before: 8 / F, block B, No. 11, Anxiang Beili, Chaoyang District, Beijing 100101 Applicant before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
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