CN207884651U - A kind of vehicle-mounted high-speed communicating network interface equipment - Google Patents
A kind of vehicle-mounted high-speed communicating network interface equipment Download PDFInfo
- Publication number
- CN207884651U CN207884651U CN201820316361.0U CN201820316361U CN207884651U CN 207884651 U CN207884651 U CN 207884651U CN 201820316361 U CN201820316361 U CN 201820316361U CN 207884651 U CN207884651 U CN 207884651U
- Authority
- CN
- China
- Prior art keywords
- vehicle
- speed
- interface
- usb
- network
- 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
Landscapes
- Small-Scale Networks (AREA)
Abstract
The utility model is related to a kind of vehicle-mounted high-speed communicating network interface equipment, which uses modularized design, specifically includes main control module, ultrahigh speed CAN interface module, MOST bus interface modules, ethernet interface module and USB communication interface module.Main control module uses the STM32F107RCT6 chips of ST companies, and is connect respectively with each function module by Resources on Chip.By the control and management of main control module, which can access vehicle-mounted express network ultrahigh speed CAN bus network, MOST bus network or Ethernet, and be carried out data transmission by USB and certain high speed In-vehicle networking of access.
Description
Technical field
The utility model is related to vehicle bus network fields, and in particular to a kind of vehicle-mounted high-speed communicating network interface equipment,
It realizes and accesses vehicle-mounted high-speed communicating network, i.e. communication between ultrahigh speed CAN bus network, MOST networks and Ethernet.
Background technology
CAN bus is current most widely used automobile bus, and traditionally transmission rate is not higher than 1Mbps, it is difficult to meet
The requirement of Hyundai Motor real-time control and communication bandwidth, therefore ultrahigh speed CAN bus technology is gradually applied, communication speed
Rate is usually up to 3-8Mbps, to meet Hyundai Motor communication and x-by-wire demands for control.
Although it can be seen that CAN bus network be commonly used in automotive control system, its function realize and development potentiality on very
Be difficult to resolve certainly people for multimedia system requirement.Therefore, it is total to devise the MOST transmitted specifically for multi-medium data
Line, traffic rate up to 25,50,150Mbps, meet the transmission of vehicle-mounted high-quality multi-medium data.
However the vehicle-mounted express network of the tradition such as CAN, MOST only supports single communication protocol, and vehicle-mounted Ethernet can be simultaneously
It supports various protocols or the application forms such as TCP/IP, SOIP, the information such as control, audio and video can be passed in single network in the future
It is defeated.
Therefore, it is possible to accessing vehicle-mounted express network such as ultrahigh speed CAN, MOST, the Ethernet of diversified forms, realize with it is vehicle-mounted
Communication between express network is the necessary means of vehicle safe operation, fault diagnosis, maintenance management etc., while being also entire
The major issue that In-vehicle networking faces.
Invention content
The utility model is in view of the above-mentioned problems, provide vehicle-mounted high-speed communicating network interface equipment.The equipment provides a variety of vehicles
High speed network interfaces are carried, flexible access ultrahigh speed CAN bus network, MOST networks and Ethernet are realized and vehicle-mounted express network
Between data transmission.
In order to achieve the above objectives, technical solution used by the utility model is：Modularized design, including main control module,
Ultrahigh speed CAN interface module, MOST bus interface modules, ethernet interface module and USB communication interface module.Master control
Module uses the STM32F107RCT6 chips of ST companies, and is connect respectively with each function module by Resources on Chip.Pass through
The control and management of main control module can access ultrahigh speed CAN bus network, MOST bus network or Ethernet, and pass through USB
Carry out data transmission with the high speed In-vehicle networking of access.
The main control module uses the STM32F107RCT6 chips of ST companies, is connect by SPI1 and ultrahigh speed CAN bus
Mouth mold block, I2C and MOST bus interface modules, SPI2 and ethernet interface module and USB OTG interfaces and USB communication interface
Module is connected and is communicated, and realizes the acquisition, processing and transmission of related data.
The ultrahigh speed CAN interface module by MICROCHIP companies CAN FD controllers MCP2517FD and
The CAN transceiver ATA6563 compositions of MICROCHIP companies, traffic rate reach as high as 8Mbps, realize access ultrahigh speed CAN
Bus network.
The MOST bus interface modules by MICROCHIP companies MOST bus network controller OS81092 and
The MOST isolating transformers TG100-MOST15N2LF and common-mode filter ACM2012-121-2P_1 of HALO companies,
ACM2012-121-2P_2 is formed, and traffic rate realizes access MOST bus network up to 50Mbps.
The ethernet interface module is by the ethernet controller W5500 of the WizNet companies and RJ45 of integrated transformer
Plug J1B1211CCD compositions, 10/100Mbps is adaptive, realizes access network based on ethernet.
The USB communication interface module is opened by the power supply of USB OTG interfaces and ST companies in STM32F107RCT6 pieces
STMPS2141STR and miniUSB sockets composition is closed, USB OTG interface rates reach as high as 12Mbps, realize vehicle-mounted high speed
Communication network and USB device（Host computer）Between data transmission.
Compared with prior art, the utility model has the following advantages that：
（1）It is on the one hand convenient that program is debugged, changed and is transplanted using modularized design, while being also beneficial to day
Terminal capabilities maintenance and Function Extension upgrading are carried out afterwards；
（2）Main control module uses the STM32F107RCT6 chips of ST companies, has abundant Resources on Chip, on its basis
On extend a variety of vehicle-mounted high-speed communicating network interfaces, i.e. ultrahigh speed CAN interface, MOST bus interface, Ethernet interface
And USB interface, and can flexible access ultrahigh speed CAN, MOST or the vehicle-mounted high-speed communicating network of Ethernet.
Description of the drawings
Fig. 1 is the utility model device structure diagram.
Fig. 2 is the utility model main control module functional block diagram.
Fig. 3 is the utility model ultrahigh speed CAN interface functional block diagram.
Fig. 4 is the utility model MOST bus interface module functional block diagrams.
Fig. 5 is the utility model ethernet interface module functional block diagram.
Fig. 6 is the utility model USB communication interface module principle block diagram.
Fig. 7 is utility model works flow chart.
Specific implementation mode
To keep the purpose of this utility model, technical solution, advantage more clear, below in conjunction with the accompanying drawings to this practicality
Novel technical solution is described in further detail.
In order to achieve the above objectives, technical solution used by the utility model is：Modularized design.As shown in Figure 1, including
Main control module, ultrahigh speed CAN interface module, MOST bus interface modules, ethernet interface module and USB communication interface
Module.Main control module use ST companies STM32F107RCT6 chips, and by Resources on Chip respectively with each function module
Connection.Main control module can access ultrahigh speed CAN bus network, MOST bus network or Ethernet, and pass through USB and access
Certain high speed In-vehicle networking carries out data transmission.Specially respectively by SPI1 and ultrahigh speed CAN interface module, I2C with
MOST bus interface modules, SPI2 and ethernet interface module and USB OTG interfaces are connect with USB communication interface module goes forward side by side
Row communication, realizes the acquisition, processing and transmission of related data.
The main control module use ST companies STM32F107RCT6 chips, as shown in Fig. 2, respectively by SPI1 with
Ultrahigh speed CAN interface module, I2C and MOST bus interface modules, SPI2 and ethernet interface module and USB OTG connect
Mouth connect and is communicated with USB communication interface module, realizes the acquisition, processing and transmission of related data.Specially this module
Pass through pin SPI1_SCK, SPI1_MISO, SPI1_MOSI, SPI1_NSS, PA14, PA15 and ultrahigh speed CAN interface mould
Pin SCK, SDI, SDO, NCS, INT0, INT1 electrical connection of block.Distinguished by pin I2C2_SCL, I2C2_SDA, PA12
It is electrically connected with pin SCL, SDA, INT of MOST bus interface modules.Pass through pin SPI2_NSS, SPI2_SCK, SPI2_
MISO, SPI2_MOSI, PA11 electrically connect with pin SCSn, SCLK, MISO, MOSI, INTn of ethernet interface module respectively
It connects.Pass through pin USB_VBUS, USB_DM, USB_DP, USB_ID, USB_POWER pin with USB communication interface module respectively
VBUS, DM, DP, ID, EN are electrically connected.
The ultrahigh speed CAN interface module by MICROCHIP companies CAN FD controllers MCP2517FD and
The CAN transceiver ATA6563 compositions of MICROCHIP companies, as shown in figure 3, its traffic rate reaches as high as 8Mbps, access is super
High-speed CAN bus network realizes that the data between ultrahigh speed CAN bus network and USB interface communicate.Specially this module passes through
Pin SCK, SDI, SDO, NCS, INT0, INT1 of CAN FD controllers MCP2517FD respectively with main control module ST companies
Pin SPI1_SCK, SPI1_MISO, SPI1_MOSI, SPI1_NSS, PA14, PA15 electrical connection of STM32F107RCT6.It is logical
Pin TXCAN, the RXCAN for crossing CAN FD controllers MCP2517FD are electric with pin TXD, RXD of CAN transceiver ATA6563 respectively
Gas connects.One 120 ohm of terminal resistance is bridged between pin CANH, CANL of CAN transceiver ATA6563, you can access
Ultrahigh speed CAN bus network.
The MOST bus interface modules by MICROCHIP companies MOST bus network controller OS81092 and
The MOST isolating transformers TG100-MOST15N2LF and common-mode filter ACM2012-121-2P_1 of HALO companies,
ACM2012-121-2P_2 is formed, as shown in figure 4, its traffic rate accesses MOST bus network up to 50Mbps, realizes MOST
Data transmission between bus and USB interface.The specially pin SCL of this module MOST bus network controller OS81092,
Pin I2C2_SCL, I2C2_SDA, the PA12 of SDA, INT respectively with main control module ST company STM32F107RCT6 electrically connect
Connect, pin ETXP, ETXN, ERXP, ERXN of MOST bus network controllers OS81092 respectively with MOST isolating transformers
The pin 7,6,2,3 of TG100-MOST15N2LF is electrically connected, the pin 10 of MOST isolating transformers TG100-MOST15N2LF,
11,15,14 is electrical with the pin of ACM2012-121-2P_1, ACM2012-121-2P_2 of common-mode filter 4,3 and 3,4 respectively
Connection.
The ethernet interface module is by the ethernet controller W5500 of the WizNet companies and RJ45 of integrated transformer
Plug J1B1211CCD compositions, as shown in figure 5,10/100Mbps is adaptive, access network based on ethernet realizes USB interface and Ethernet
Between data transmission.Specially the WizNet companies ethernet controller W5500 pins SCSn, SCLK, MISO of this module,
MOSI, INTn respectively with pin SPI2_NSS, SPI2_SCK of main control module ST company STM32F107RCT6, SPI2_MISO,
SPI2_MOSI, PA11 are electrically connected, pin TXN, TXP, RXN, RXP of ethernet controller W5500 respectively with integrated transformer
RJ45 connector J1B1211CCD pins 1,3,6,4 be electrically connected.
The USB communication interface module is opened by the power supply of USB OTG interfaces and ST companies in STM32F107RCT6 pieces
STMPS2141STR and miniUSB sockets composition is closed, as shown in fig. 6, USB OTG interface rates reach as high as 12Mbps, it is real
Existing vehicle-mounted high-speed communicating network and USB device（Host computer）Between data transmission.The specially miniUSB connectors of this module draw
Foot VBUS, DM, DP, ID respectively with USB_VBUS, USB_DM of main control module ST company STM32F107RCT6, USB_DP,
USB_ID is electrically connected.In order to provide power supply for the USB device of connection, the pin VBUS of the miniUSB connectors of this module with
The pin OUT electrical connections of power switch STMPS2141STR, the pin IN terminal 5V power supplys of power switch STMPS2141STR
Connection, the pin EN of power switch STMPS2141STR and the pin PB9 of main control module are electrically connected.In order to indicate power switch
Whether work, be designed with light emitting diode indicating circuit, when switch is opened, light emitting diode is bright, and otherwise light emitting diode goes out.
The workflow of the utility model is as shown in Figure 7.Setting command is received after the power is turned on, judges specific access ultrahigh speed
CAN bus network, MOST bus network or Ethernet.If accessing ultrahigh speed CAN bus network, start ultrahigh speed CAN
Bus interface, and carry out data transmission with USB interface.If access MOST bus network, starts MOST bus interface, and with
USB interface carries out data transmission.If access network based on ethernet, start Ethernet interface, and carry out data transmission with USB interface.
Claims (6)
1. a kind of vehicle-mounted high-speed communicating network interface equipment, it is characterised in that：Using modularized design, including it is main control module, super
High-speed CAN bus interface module, MOST bus interface modules, ethernet interface module and USB communication interface module.
2. a kind of vehicle-mounted high-speed communicating network interface equipment according to claim 1, it is characterised in that：Main control module uses
The STM32F107RCT6 chips of ST companies, and connect respectively with each function module by Resources on Chip, specifically by SPI1
With ultrahigh speed CAN interface module, I2C and MOST bus interface modules, SPI2 and ethernet interface module and USB OTG
Interface is connect with USB communication interface module, and by the control and management of main control module, it is total which can access ultrahigh speed CAN
Gauze network, MOST bus network or Ethernet, and carried out data transmission by USB and certain high speed In-vehicle networking of access.
3. a kind of vehicle-mounted high-speed communicating network interface equipment according to claim 1, it is characterised in that：The ultrahigh speed
CAN interface module is received and dispatched by the CAN of the CAN FD controller MCP2517FD and MICROCHIP companies of MICROCHIP companies
Device ATA6563 compositions, traffic rate reach as high as 8Mbps, access ultrahigh speed CAN bus network.
4. a kind of vehicle-mounted high-speed communicating network interface equipment according to claim 1, it is characterised in that：The MOST is total
Transformation is isolated by the MOST of the MOST bus network controller OS81092 and HALO companies of MICROCHIP companies in Line Interface Module
Device TG100-MOST15N2LF and common-mode filter ACM2012-121-2P_1, ACM2012-121-2P_2 composition, communication
Rate realizes access MOST bus network up to 50Mbps.
5. a kind of vehicle-mounted high-speed communicating network interface equipment according to claim 1, it is characterised in that：The Ethernet
Interface module is made of the ethernet controller W550 of WizNet companies and the RJ45 connector J1B1211CCD of integrated transformer,
10/100Mbps is adaptive, realizes access network based on ethernet.
6. a kind of vehicle-mounted high-speed communicating network interface equipment according to claim 1, it is characterised in that：The USB is logical
Believe interface module by USB OTG interfaces and ST companies in STM32F107RCT6 pieces power switch STMPS2141STR and
MiniUSB sockets form, and USB OTG interface rates reach as high as 12Mbps, realize on vehicle-mounted high-speed communicating network and USB device
Data transmission between the machine of position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820316361.0U CN207884651U (en) | 2018-03-08 | 2018-03-08 | A kind of vehicle-mounted high-speed communicating network interface equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820316361.0U CN207884651U (en) | 2018-03-08 | 2018-03-08 | A kind of vehicle-mounted high-speed communicating network interface equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207884651U true CN207884651U (en) | 2018-09-18 |
Family
ID=63496200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820316361.0U Expired - Fee Related CN207884651U (en) | 2018-03-08 | 2018-03-08 | A kind of vehicle-mounted high-speed communicating network interface equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207884651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110704354A (en) * | 2019-09-16 | 2020-01-17 | 无锡江南计算技术研究所 | Common-mode noise suppression method for I2C communication bus and bus network |
-
2018
- 2018-03-08 CN CN201820316361.0U patent/CN207884651U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110704354A (en) * | 2019-09-16 | 2020-01-17 | 无锡江南计算技术研究所 | Common-mode noise suppression method for I2C communication bus and bus network |
| CN110704354B (en) * | 2019-09-16 | 2021-03-26 | 无锡江南计算技术研究所 | Common-mode noise suppression method for I2C communication bus and bus network |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104796356B (en) | Vehicle-mounted Ethernet switch and signal transmitting and receiving and train weight linked method used for rail vehicle | |
| CN201117091Y (en) | Automobile light state feedback device based on CAN bus | |
| CN201114146Y (en) | Tandem type mixing power automobile control system | |
| CN207884651U (en) | A kind of vehicle-mounted high-speed communicating network interface equipment | |
| CN111953588A (en) | Vehicle-mounted T-BOX based on vehicle-mounted Ethernet | |
| CN207053524U (en) | A kind of device for realizing vehicle-mounted Ethernet and traditional ethernet data interaction | |
| CN204481852U (en) | Vehicle-mounted Ethernet switch used for rail vehicle | |
| CN207882894U (en) | A kind of high-speed CAN and FlexRay bus interface converters | |
| CN208094575U (en) | A kind of LIN buses and more CAN bus communication gates | |
| CN208094572U (en) | A kind of more CAN bus network monitor terminals based on USB | |
| CN202870622U (en) | Debugging test bench for single-unit motor car | |
| CN105204423B (en) | The terminal resistance automatic patching system and method for a kind of PLC expansion bus | |
| CN207560031U (en) | The controllable controller of CAN communication circuit terminal resistance | |
| CN106713436A (en) | Electric vehicle CAN bus node universal controller | |
| CN208905017U (en) | A kind of communication master-salve station mainboard based on Cortex-M3 processor | |
| CN206465889U (en) | A kind of electric car bus control system based on LIN buses | |
| CN207884676U (en) | A kind of In-vehicle networking communication terminal | |
| CN101738988B (en) | Communication circuit of programmer for electric vehicle controller | |
| CN208110593U (en) | A kind of vehicle device communication link of car networking | |
| CN104144026A (en) | MVB network card module based on embedded processor and data transmission method | |
| CN207216355U (en) | Multi-functional built-in industrial control mainboard | |
| CN207321268U (en) | A kind of multichannel auto communication interface | |
| CN207939533U (en) | A kind of automatic identification Intelligent Network Element connector | |
| CN207924434U (en) | Vehicle-mounted controller system and automobile | |
| CN205608457U (en) | CAN bus communication circuit with make and to control |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180918 Termination date: 20190308 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |