CN209233868U - A kind of adaptive bus network of China member TB4 joins adaptive terminal apparatus and system - Google Patents
A kind of adaptive bus network of China member TB4 joins adaptive terminal apparatus and system Download PDFInfo
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- CN209233868U CN209233868U CN201822195824.5U CN201822195824U CN209233868U CN 209233868 U CN209233868 U CN 209233868U CN 201822195824 U CN201822195824 U CN 201822195824U CN 209233868 U CN209233868 U CN 209233868U
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Abstract
The utility model discloses a kind of adaptive bus networks to join adaptive terminal device comprising power supply, controller, memory, communication bus, positioning element, awareness tool, communication component, LED buzzer and 100 m ethernet；Wherein, controller can run Linux system, and special core is responsible for bus communication；The wireless WIFI module of device end also redundancy to realize high vehicle components running state data acquisition in real time, under plurality of application scenes, and transfers data to user terminal.The advantages that the utility model has circuit modular, and structure is simple, small in size, high real-time, low-power consumption.
Description
Technical Field
The utility model relates to a vehicle information detects technical field, concretely relates to self-adaptation bus networking adaptation terminating set and system.
Background
The working state information of the automobile electronic parts can be detected, the detection terminal can be connected with the automobile and the cloud server, so that the on-line real-time detection of the working parameters of various automobile parts such as an automobile engine, a gearbox, a steering gear, a brake pedal and the like can be realized remotely, and the intelligent terminal (publication number: 201821346558.5) of the dynamically configurable automobile network of Huayuan SD3 provides the technology of the detection device for the networking of the automobile. However, for the problem of low power consumption, fast firmware iteration update, high real-time performance, suitability for various detection occasions, and the like, the existing detection device needs to be upgraded and modified, so as to meet the latest application requirement.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem, provide a self-adaptation bus networking adaptation terminating set for automobile electron spare part operating condition information detects, has low-power consumption, updates advantage such as fast, high-speed, the real-time good.
The utility model discloses self-adaptation bus networking adaptation terminating set, it includes: the system comprises a power supply, a controller, a memory, a communication bus, a positioning component, a sensing component, a communication component, an LED buzzer and a hundred-mega Ethernet; the power supply is used for supplying power; the controller is used for acquiring, calculating and transmitting data; the controller is redundantly provided with a hundred-mega Ethernet module and provides an interface for a next-generation high-speed vehicle body bus; the memory is used for storing address information or/and unreported data of the vehicle electronic control unit; the communication bus is used for providing a bus communication channel with the vehicle electronic control unit; the positioning component is used for sensing vehicle position information in real time; the sensing component is used for sensing the starting and stopping state of the vehicle; the communication component is used for wirelessly transmitting data; the LED of the LED buzzer indicates the networking, positioning and communication state with an ECU of the vehicle electronic control unit, and the buzzer indicates the electrifying and restarting process.
Wherein the controller is a multi-core heterogeneous microcontroller (e.g., Cortex-A7) comprising a primary core and a secondary core; the primary core is responsible for acquiring a data source and operating an operating system, and the secondary core is responsible for self-adaptive 5-path bus communication;
the controller is provided with a hundred-mega Ethernet module in a redundant configuration mode, and an interface is provided for a next-generation high-speed vehicle body bus.
The memory is an SD card or/and a built-in memory card eMMC.
The communication bus provides the highest 20M bps speed connection for the communication between the multi-core heterogeneous microcontroller and the ECU.
The sensing component adopts at least 1 six-axis acceleration sensor, preferably, adopts MEMS six-axis acceleration sensor to measure the acceleration of each axial direction, and is used for the controller to calculate and sleep or wake up the terminal. A calculation model is established through factors such as an acceleration value acquired by an acceleration sensor, voltage change when a vehicle is started, the rotating speed of an engine and the like, the starting and flameout states of the vehicle are comprehensively judged, and the functions of terminal awakening and sleeping are realized. When the six-axis acceleration sensor detects that the vehicle is started, the terminal system is awakened; and when the vehicle stops, the terminal system sleeps.
The communication component (7) is a redundant communication structure, and remote communication or/and local area network communication is realized by adopting a 4G LTE module.
The utility model discloses novel networking adaptation intelligence device of self-adaptation further still includes cloud ware, APP terminal.
The utility model also provides a novel networking adaptation intelligent system of self-adaptation, it includes self-adaptation bus networking adaptation terminating set and cloud ware and APP terminal.
In the system, the adaptive bus networking adaptive terminal device is used for establishing a data channel, collecting vehicle data and reporting the vehicle data to a cloud server;
the cloud server performs data processing and analysis, dynamically issues acquisition tasks of different protocols and the like;
the APP terminal is used for data display, and vehicle calibration data are issued to the terminal device through the cloud server.
The utility model discloses among the novel networking adaptation intelligent device of self-adaptation, include: the vehicle monitoring system comprises a vehicle sensing part, a vehicle information storage part, a vehicle data acquisition and calculation part and a data transmission part.
The vehicle sensing part senses the position information of the vehicle in real time through a positioning part, and the acceleration sensor senses the starting and stopping states of the vehicle;
the vehicle information storage part stores the type information of the vehicle and the unreported data by a memory;
the vehicle data acquisition and calculation part adopts a multi-core heterogeneous microcontroller, an A7 core is responsible for operating a linux system, and an M4 core is responsible for automatically detecting the vehicle type, so that a large amount of application operation and self-adaptive communication bus functions are realized, the communication real-time performance is improved, and no frame is lost; the multi-core heterogeneous microcontroller is provided with a hundred-mega Ethernet module and provides a redundant interface for upgrading a next-generation vehicle body bus;
the data transmission part is a communication component, is a circuit module for realizing various communication modes, comprises a 4G LTE module and a WIFI module, and is suitable for multi-scene application requirements.
The beneficial effects of the utility model include: in the multi-core heterogeneous microcontroller of the device, the A7 core is responsible for operating a linux system and carrying out a large amount of application operations; the M4 core is responsible for CAN communication, has good real-time performance, does not lose frames, and CAN process part of CAN protocols and submit A7 core processing; the A7 core is electrified and issued to the M4 core bin file to run, and the firmware is updated quickly; 8 paths of PWM input are provided, the Ethernet for hundred mega vehicles supports 485/RS232 interfaces, and data transmission is faster; compact structure, simple and convenient assembly, low cost and low power consumption.
Drawings
Fig. 1 is a schematic configuration diagram of the adaptive bus networking adaptation terminal device of the present invention.
Fig. 2 is the schematic diagram of the remote data transmission principle of the adaptive bus networking adaptive terminal device of the present invention.
Fig. 3 is the structure schematic diagram of the novel self-adaptive internet connection adaptive intelligent system.
Detailed Description
The present invention will be described in further detail with reference to the following specific examples and the accompanying drawings. The procedures, conditions, experimental methods and the like for carrying out the present invention are general knowledge and common general knowledge in the art except for the contents specifically mentioned below, and the present invention is not particularly limited.
In fig. 1-2, 1-power supply, 2-controller, 3-memory, 4-communication bus, 5-positioning component, 6-sensing component, 7-communication component, 8-LED buzzer, 9-hundred mega ethernet, 10-cloud server, 11-APP terminal.
Example (b):
as shown in fig. 1, the utility model provides a self-adaptation bus networking adaptation terminating set for car, include: the device comprises a power supply 1, a controller 2, a memory 3, a communication bus 4, a positioning part 5, a sensing part 6, a communication part 7, an LED buzzer and a hundred-mega Ethernet 9. The power supply 1 supplies power to the terminal system; the controller 2 collects calculation and transmission data; the memory 3 is used for storing address information or/and unreported data of the vehicle electronic control unit; the communication bus 4 provides a bus communication channel for the terminal and the vehicle electronic control unit; the positioning component 5 is used for sensing vehicle position information in real time; the sensing component 6 is used for sensing the starting and stopping state of the vehicle; the communication part 7 is used for wireless data transmission; the LED buzzer 8 is used for indicating networking, positioning and communication states with an ECU (electronic control unit) of the vehicle; the hundred-mega Ethernet 9 is used for detecting vehicle parameters after the next generation of vehicle body high-speed bus is upgraded and transformed.
Wherein the controller 2 is a multi-core heterogeneous microcontroller comprising a primary core and a secondary core; the primary core is responsible for acquiring a data source and operating an operating system, and the secondary core is responsible for adaptive 5-path bus communication.
The communication component 7 is a redundant communication structure, and remote communication or/and local area network communication is realized by adopting a 4G LTE module.
The adaptive bus networking adaptation terminal device for the automobile in the embodiment comprises a vehicle sensing part, a vehicle information storage part, a vehicle data acquisition and calculation part and a data transmission part. The power supply 1 is a power supply management module, the controller 2 comprises a multi-core heterogeneous microcontroller Cortex-A7(2a) and a multi-core heterogeneous microcontroller Cortex-M4(2b), the memory 3 comprises an SD card (3a) and a built-in memory card eMMC (3b), the positioning component 5 is a GPS module, the sensing component 6 is an MEMS six-axis acceleration sensor, and the communication component 7 comprises a 4G LTE module and a WIFI module.
The working principle flow of the self-adaptive bus networking adaptation terminal device for the automobile in the embodiment is as follows:
the power management module supplies power to the terminal system, when the MEMS six-axis acceleration sensor detects that a vehicle is started, the terminal system is awakened, the GPS module detects the position of the vehicle in real time, and the multi-core heterogeneous microcontroller Cortex-A7 controls the 4G LTE module to be connected with the cloud server to download verification information, so that the multi-core heterogeneous microcontroller Cortex-A7 is kept in the latest state; the multi-core heterogeneous microcontroller Cortex-A7 collects signals from the GPS module and the MEMS six-axis acceleration sensor; the multicore heterogeneous microcontroller Cortex-M4 is connected to the vehicle electronic control unit ECU via a communication bus (5 × CANFD), and reads information of the vehicle electronic control unit ECU according to addresses of configuration tables in the SD card or/and the built-in memory card eMMC. The SD card or/and the built-in memory card eMMC are used for buffering data which are not reported and storing a configuration table; the LED of the LED buzzer indicates the networking, positioning and communication state with an ECU of the vehicle electronic control unit, and the buzzer indicates the electrifying and restarting process.
As shown in fig. 1, the multi-core heterogeneous microcontroller Cortex-a7 may also be interconnected with a WIFI module, so that a car factory tester may use a stable wireless local area network to obtain device data, and meanwhile, a person on a car may also use a mobile device to connect to a network to view device information.
As shown in fig. 1, the multi-core heterogeneous microcontroller Cortex-M4 can automatically detect the type of a vehicle, and obtain a message protocol through negotiation of a car manufacturer, so that the terminal can achieve the purpose of adaptive matching and communication with electronic control unit ECU buses of different vehicle types; the communication bus (5 × CANFD) provides a speed connection of 20M bps at most for the communication between the multi-core heterogeneous microcontroller Cortex-M4 and an automobile electronic control unit ECU.
As shown in fig. 1, the terminal may also be connected to the vehicle electronic control unit ECU through a hundred mega ethernet, which provides a possibility for vehicle parameter detection after the next generation of vehicle body high speed bus is upgraded and modified.
As shown in fig. 2, the 4G LTE module encrypts the acquired and calculated data, and finally uploads the encrypted data to the cloud server through the output end a1, and the cloud server encrypts part of the data required by the user and transmits the encrypted data to the App of the mobile terminal for display.
The protection of the present invention is not limited to the above embodiments. Variations and advantages that may occur to those skilled in the art may be incorporated into the present invention without departing from the spirit and scope of the inventive concept, which is set forth in the following claims.
Claims (8)
1. An adaptive bus networking adaptation terminal device, characterized in that it includes: power supply (1), controller (2), memory (3), communication bus (4), locating means (5), perception part (6) and communication part (7), wherein:
the power supply (1) is used for supplying power;
the controller (2) is used for collecting calculation and transmitting data;
the memory (3) is used for storing address information or/and unreported data of the vehicle electronic control unit;
the communication bus (4) is used for providing a bus communication channel with an electronic control unit of the vehicle;
the positioning component (5) is used for sensing vehicle position information in real time;
the sensing component (6) is used for sensing the starting and stopping states of the vehicle;
the communication part (7) is used for wirelessly transmitting data;
the controller (2) is a multi-core heterogeneous microcontroller which comprises a main core and a secondary core; the primary core is responsible for acquiring a data source and operating an operating system, and the secondary core is responsible for self-adaptive 5-path bus communication;
the communication component (7) is a redundant communication structure, and remote communication or/and local area network communication is realized by adopting a 4G LTE module.
2. The adaptive bus networking adaptation termination apparatus of claim 1, wherein the controller (2) is redundantly configured with a hundred mega ethernet module (9).
3. The adaptive bus networking adaptation termination device of claim 1, wherein the controller (2) is Cortex-a 7.
4. The adaptive bus networking adaptation terminal device of claim 1, wherein the sensing component (6) employs at least 1 six-axis acceleration sensor to measure acceleration in each axis for the controller (2) to calculate and sleep or wake up the terminal.
5. The adaptive bus networking adaptation terminal device of claim 1, wherein the memory (3) is an SD card (3a) or/and a built-in memory card eMMC (3 b).
6. The adaptive bus networking adaptation terminal device of claim 1, further comprising an LED buzzer (8), wherein the LED of the LED buzzer (8) indicates networking, positioning, and communication status with an ECU of a vehicle electronic control unit, and the buzzer indicates power-on and restart processes.
7. The adaptive bus networking adaptation terminal device of claim 1, further comprising a cloud server (10), an APP terminal (11).
8. An adaptive novel networking adaptation intelligent system, which is characterized by comprising the adaptive bus networking adaptation terminal device as claimed in claim 1, a cloud server (10) and an APP terminal (11); wherein,
the self-adaptive bus internet of things adaptive terminal device establishes a data channel, collects vehicle data and reports to a cloud server, the cloud server performs data processing and analysis and dynamically issues collection tasks of different protocols, the APP terminal is used for data display and issues vehicle calibration data to the terminal device through the cloud server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822195824.5U CN209233868U (en) | 2018-12-26 | 2018-12-26 | A kind of adaptive bus network of China member TB4 joins adaptive terminal apparatus and system |
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| CN201822195824.5U CN209233868U (en) | 2018-12-26 | 2018-12-26 | A kind of adaptive bus network of China member TB4 joins adaptive terminal apparatus and system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775871A (en) * | 2020-08-03 | 2020-10-16 | 深圳市晟丰达科技有限公司 | New energy vehicle T-BOX device fused with domain controller and control method thereof |
| CN112732614A (en) * | 2020-12-30 | 2021-04-30 | 展讯通信（上海）有限公司 | Information transmission method, device, chip, equipment and storage medium |
| WO2023216503A1 (en) * | 2022-05-13 | 2023-11-16 | 广州汽车集团股份有限公司 | Multi-core heterogeneous communication method and system for intelligent driving of vehicle, and storage medium |
-
2018
- 2018-12-26 CN CN201822195824.5U patent/CN209233868U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775871A (en) * | 2020-08-03 | 2020-10-16 | 深圳市晟丰达科技有限公司 | New energy vehicle T-BOX device fused with domain controller and control method thereof |
| CN112732614A (en) * | 2020-12-30 | 2021-04-30 | 展讯通信（上海）有限公司 | Information transmission method, device, chip, equipment and storage medium |
| WO2023216503A1 (en) * | 2022-05-13 | 2023-11-16 | 广州汽车集团股份有限公司 | Multi-core heterogeneous communication method and system for intelligent driving of vehicle, and storage medium |
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