CN203870469U - Multipath switching system for automobile diagnosis communication - Google Patents
Multipath switching system for automobile diagnosis communication Download PDFInfo
- Publication number
- CN203870469U CN203870469U CN201420295807.8U CN201420295807U CN203870469U CN 203870469 U CN203870469 U CN 203870469U CN 201420295807 U CN201420295807 U CN 201420295807U CN 203870469 U CN203870469 U CN 203870469U
- Authority
- CN
- China
- Prior art keywords
- module
- communication
- switch module
- communication module
- auto
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a multipath switching system for an automobile diagnosis communication. The multipath switching system comprises a microcontroller, a first switch module, a second switch module, a first automobile communication module and a second automobile communication module, wherein the microcontroller sends communication signals to the first switch module, and the first switch module controls according to control signals to switch and select between a first automobile communication module and the second automobile communication module to send the communication signals to the selected automobile communication module. When the first switch module selects the automobile communication module as the first automobile communication module, the first automobile communication module receives the communication signals and feeds back feedback signals to the microcontroller through the second switch module. A switch module is employed to switching among different communication lines, which effectively simplifies the complexity of a system, minimizing the size of the system and lowering the cost.
Description
Technical field
The utility model relates to vehicle diagnosis technical field, relates in particular to a kind of vehicle diagnosis communication multi-path switching system.
Background technology
Along with the fast development of automotive electronic technology, the function of vehicle becomes increasingly complex, vehicle diagnosis is also just more and more important, in vehicle diagnosis, microcontroller and (3) (Electronic ControlUnit of each electronic-controlled installation E in automotive environment, referred to as E (3) the information interaction) is the communication mode that adopts Controller Area Network BUS (Controller AreaNetwork-bus, is designated hereinafter simply as CANBUS).CANBUS communication system is to use controller and transceiver composition at present, is generally multiple controllers channeling CANBUS communication systems together with multiple transceivers if need multichannel communication multiple telecommunication.This communication plan cost is high, and volume is large, cannot realize device miniaturization.
Summary of the invention
The purpose of this utility model is to provide a kind of vehicle diagnosis communication multi-path switching system, is intended to solve existing vehicle diagnosis communication system composition complicated, and the shared volume of system is larger, the technical matters that cost is higher.
The utility model is achieved in that a kind of vehicle diagnosis communication multi-path switching system, comprises microcontroller, the first switch module, second switch module, the first auto communication module and the second auto communication module; Wherein: described microcontroller connects described the first switch module, send signal of communication to described the first switch module; Described the first switch module connects described microcontroller, described the first auto communication module and described the second auto communication module, according to the control of control signal, at least described the first auto communication module and described the second auto communication module are switched to selection, described signal of communication is sent to selected auto communication module; And described the first auto communication module is connected with described microcontroller by described second switch module, in the time that the described auto communication module of described the first switch module selection is the first auto communication module, described the first auto communication module receives described signal of communication, and feedback signal is fed back to described microcontroller by described second switch module, wherein, described signal of communication is digital signal.
Preferably, described the second auto communication module is connected with described microcontroller by described second switch module, in the time that the described auto communication module of described the first switch module selection is the second auto communication module, described the second auto communication module receives described signal of communication, and feedback signal is fed back to described microcontroller by described second switch module.
Preferably, described signal of communication is standard Transistor-Transistor Logic level, CMOS level or KWP2000 standard signal.
Preferably, described vehicle diagnosis communication multi-path switching system also comprises the 3rd auto communication module, be connected in described the first switch module and described second switch module, in the time that the described auto communication module module of described the first switch module selection is described the 3rd auto communication module, described the 3rd auto communication module receives described signal of communication, and feedback signal is fed back to described microcontroller by described second switch module
Preferably, described switch module is analog switch.
Preferably, described microcontroller sends described control signal to described the first switch module.
Vehicle diagnosis communication multi-path switching system disclosed in the utility model, adopts switch module to switch different communication lines, therefore, can effectively simplify the complicacy of system, the volume that minimizing system is shared, and cost is lower.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structured flowchart of the vehicle diagnosis communication multi-path switching system that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Vehicle diagnosis communication multi-path switching system provided by the utility model, adopts switch module to switch different communication lines, effectively simplifies the complicacy of system, the volume that minimizing system is shared, and cost is lower.
Refer to Fig. 1, the structured flowchart of the vehicle diagnosis communication multi-path switching system that it provides for the utility model embodiment.As shown in Figure 1, described vehicle diagnosis communication multi-path switching system 100 comprises microcontroller (Microcontroller, MCU) 10, the first switch module 21, second switch module 22, the first auto communication module 31, the second auto communication module 32 and the 3rd auto communication module 33.Be understandable that, in the present embodiment, described auto communication module is not limited to three, can be also more.Usually, described auto communication module can comprise automobile engine control system (Electronic Control Unit, ECU), braking automobile control system (Anti-lockBreak System, ABS), electric power steering system of automobile (Electric Power Steering, EPS) etc.
Described microcontroller 10 connects described the first switch module 21, transmit control signal and signal of communication to described the first switch module 21, wherein, signal of communication is digital signal, for example: transistor-transistor logic (Transistor-Transistor Logic, is designated hereinafter simply as TTL) level signal, CMOS level or the KWP2000 standard signal of standard.
Described the first switch module 21 connects described microcontroller 10, described the first auto communication module 31, described the second auto communication module 32 and described the 3rd auto communication module 33.Described the first switch module 21 receives control signal and the signal of communication that described microcontroller 10 sends, and according to control signal, described the first auto communication module 31, described the second auto communication module 32 and described the 3rd auto communication module 33 are switched to selection, described signal of communication is sent to selected auto communication module, that is: open the auto communication module that needs communication, close the auto communication module that does not need communication.Wherein, switch module 250 can be analog switch.
Described the first auto communication module 31, described the 3rd auto communication module 32 and described the 3rd auto communication module 33 are connected with described microcontroller 10 by described second switch module 22, open or close according to the switching of described the first switch module 21, and in the time opening receiving communication signal, and feedback signal is fed back to described microcontroller 10 by described second switch module 22.Particularly, when the described auto communication module of selecting when described the first switch module 21 is the first auto communication module 31, described the first auto communication module 31 receives described signal of communication, and feedback signal is fed back to described microcontroller 10 by described second switch module 22.When the described auto communication module of selecting when described the first switch module 21 is the second auto communication module 32, described the second auto communication module 32 receives described signal of communication, and feedback signal is fed back to described microcontroller 10 by described second switch module 22.When the described auto communication module module of selecting when described the first switch module 21 is described the 3rd auto communication module 33, described the 3rd auto communication module 33 receives described signal of communication, and feedback signal is fed back to described microcontroller 10 by described second switch module 22.
Vehicle diagnosis communication multi-path switching system 100 provided by the utility model, adopts switch module to switch different communication lines, therefore, can effectively simplify the complicacy of system, the volume that minimizing system is shared, and cost is lower.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a vehicle diagnosis communication multi-path switching system, is characterized in that, described vehicle diagnosis communication multi-path switching system comprises microcontroller, the first switch module, second switch module, the first auto communication module and the second auto communication module, wherein:
Described microcontroller connects described the first switch module, sends signal of communication to described the first switch module;
Described the first switch module connects described microcontroller, described the first auto communication module and described the second auto communication module, according to the control of control signal, at least described the first auto communication module and described the second auto communication module are switched to selection, described signal of communication is sent to selected auto communication module; And
Described the first auto communication module is connected with described microcontroller by described second switch module, in the time that the described auto communication module of described the first switch module selection is the first auto communication module, described the first auto communication module receives described signal of communication, and feedback signal is fed back to described microcontroller by described second switch module, wherein, described signal of communication is digital signal.
2. vehicle diagnosis communication multi-path switching system as claimed in claim 1, it is characterized in that, described the second auto communication module is connected with described microcontroller by described second switch module, in the time that the described auto communication module of described the first switch module selection is the second auto communication module, described the second auto communication module receives described signal of communication, and feedback signal is fed back to described microcontroller by described second switch module.
3. vehicle diagnosis communication multi-path switching system as claimed in claim 1, is characterized in that Transistor-Transistor Logic level, CMOS level or KWP2000 standard signal that described signal of communication is standard.
4. vehicle diagnosis communication multi-path switching system as claimed in claim 1, it is characterized in that, described vehicle diagnosis communication multi-path switching system also comprises: the 3rd auto communication module, be connected in described the first switch module and described second switch module, in the time that the described auto communication module module of described the first switch module selection is described the 3rd auto communication module, described the 3rd auto communication module receives described signal of communication, and feedback signal is fed back to described microcontroller by described second switch module.
5. vehicle diagnosis communication multi-path switching system as claimed in claim 1, is characterized in that: described switch module is analog switch.
6. vehicle diagnosis communication multi-path switching system as claimed in claim 1, is characterized in that, described microcontroller sends described control signal to described the first switch module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420295807.8U CN203870469U (en) | 2014-06-05 | 2014-06-05 | Multipath switching system for automobile diagnosis communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420295807.8U CN203870469U (en) | 2014-06-05 | 2014-06-05 | Multipath switching system for automobile diagnosis communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203870469U true CN203870469U (en) | 2014-10-08 |
Family
ID=51651400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420295807.8U Expired - Fee Related CN203870469U (en) | 2014-06-05 | 2014-06-05 | Multipath switching system for automobile diagnosis communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203870469U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105182957A (en) * | 2015-08-07 | 2015-12-23 | 深圳市欧克勒亚科技有限公司 | Multi-path real-time data acquisition chip for internet of vehicles |
| CN108445860A (en) * | 2018-01-31 | 2018-08-24 | 深圳市元征科技股份有限公司 | Diagnostic device, diagnosis request processing method and computer readable storage medium |
-
2014
- 2014-06-05 CN CN201420295807.8U patent/CN203870469U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105182957A (en) * | 2015-08-07 | 2015-12-23 | 深圳市欧克勒亚科技有限公司 | Multi-path real-time data acquisition chip for internet of vehicles |
| CN108445860A (en) * | 2018-01-31 | 2018-08-24 | 深圳市元征科技股份有限公司 | Diagnostic device, diagnosis request processing method and computer readable storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204161358U (en) | Based on automotive voice control system and the automobile of terminal | |
| CN110254375B (en) | Information processing method | |
| JP2012235427A (en) | Connection method for bus controller, and communication system | |
| CN203870469U (en) | Multipath switching system for automobile diagnosis communication | |
| CN104881020A (en) | Wireless communication method of automobile diagnosis system and automobile diagnosis system | |
| US20170008464A1 (en) | Communication system | |
| CN203858509U (en) | Automobile diagnosis communication multi-path multi-type switching system | |
| CN203614726U (en) | Electronic gear shifting system and automobile | |
| KR20130057568A (en) | Can network system for vehicle | |
| CN103078756A (en) | Mode switching method and CAN (Controller Area Network) | |
| CN203261354U (en) | CANBUS communication multi-channel switching system | |
| KR101932480B1 (en) | Can communication apparatus for vehicle | |
| CN101539775A (en) | Automobile control module system for identifying address automatically | |
| CN105216717A (en) | The CAN communication circuit of vehicle remote controller | |
| CN208968830U (en) | A kind of host computer and automotive diagnostic system | |
| CN104702475A (en) | Vehicle-mounted information system and networking method thereof | |
| US10567193B2 (en) | In-vehicle control device | |
| CN203305934U (en) | Automotive body control module | |
| CN203032573U (en) | access structure of CAN bus terminal resistor | |
| CN204347609U (en) | A kind of automotive diagnostic installation | |
| CN202615169U (en) | Bus compatible interface circuit used for keyless entry system | |
| CN104615364A (en) | Vehicle-mounted touch system and control method thereof | |
| CN203739796U (en) | Instrument board harness | |
| CN203567661U (en) | Automobile can bus controller | |
| CN203786886U (en) | Automobile play medium control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20170605 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |