CN103546298A - Intelligent communication adapter - Google Patents
Intelligent communication adapter Download PDFInfo
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- CN103546298A CN103546298A CN201210244306.2A CN201210244306A CN103546298A CN 103546298 A CN103546298 A CN 103546298A CN 201210244306 A CN201210244306 A CN 201210244306A CN 103546298 A CN103546298 A CN 103546298A
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- line
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- usbtok
- usb
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Abstract
The invention relates to an intelligent communication adapter which comprises a USBTOCAN communication conversion module and a USBTOK-line communication conversion module. The USBTOCAN communication conversion module and the USBTOK-line communication conversion module are arranged in parallel. The USBTOCAN communication conversion module converts collected USB (universal serial bus) signals into CAN (controller area network) signals. The USBTOK-line communication conversion module converts collected USB signals into K-line signals. Compared with the prior art, the intelligent communication adapter has the advantages of wide application range, safety and reliability, convenience in use and maintenance and the like.
Description
Technical field
The present invention relates to a kind of adapter, especially relate to a kind of intelligent communication adapter.
Background technology
At present, there is the defect that poor anti jamming capability and power adaptation are not strong in many communication adapters, there will be the problem such as go offline when vehicle is carried out to data monitoring and failure diagnosis.Therefore adapter has all been taked some anti-interference wrong measures, such as photoelectricity isolation etc., and has caused like this consequences such as cost up.
Vehicle is very large in operation mains fluctuations scope simultaneously.Exist in the market the vehicle of 12V and 24V, the adaptability of power supply has been proposed to very high requirement.Related documents also discloses and has improved some measures of power adaptation, but all can not simultaneous adaptation 12V vehicle and 24V vehicle.
Summary of the invention
Object of the present invention be exactly in order to overcome the defect that above-mentioned prior art exists, provide a kind of scope of application wide, safe and reliable, use and overhaul intelligent communication adapter easily.
Object of the present invention can be achieved through the following technical solutions:
A kind of intelligent communication adapter, it is characterized in that, comprising the parallel USBTOCAN communication transfer interface module the arranging conversion module of communicating by letter with USBTOK-line, described USBTOCAN communication transfer interface module is converted to CAN signal by the usb signal collecting, and described USBTOK-line communication conversion module is converted to K-line signal by the usb signal collecting.
Described USBTOCAN communication transfer interface module comprises CAN bus, isolating chip, extended chip, MCU control unit, the first usb communication line and the first LED light, described CAN bus, isolating chip, extended chip, MCU control unit connect successively, and described MCU control unit is connected with the first usb communication line, the first LED light respectively;
MCU control unit gathers the data of host computer transmission by the first usb communication line, convert thereof into after CAN signal, successively by exporting CAN bus after extended chip, isolating chip to.
Described USBTOK-line communication conversion module comprises K-LINE bus, protection chip, level shifting circuit, USBTOK-LINE converting unit, the second usb communication line and the second LED light; described K-LINE bus, protection chip, level shifting circuit, USBTOK-LINE converting unit connect successively, and described USBTOK-LINE converting unit is connected with the second usb communication line, the second LED light.
This adapter working temperature is-35 ℃～+ 85 ℃.
The communication speed of described USBTOCAN communication transfer interface module is 1Mbps.
The communication speed of described USBTOK-line communication conversion module is 38400bps, and operating voltage is 8V-36V, and misconnection protection voltage is 60V.
Described USBTOCAN communication transfer interface module is provided with a plurality of.
This adapter shell adopts metal or nonmetallic materials.
Compared with prior art, the present invention has the following advantages.
1, the scope of application is wide: 1) can be used for 12V vehicle and 24V vehicle; 2) can be used for K-line communication communicates by letter with USBCAN; 3) can be used in the gamut of vehicle operating, comprise the low-down state of starting operating of supply voltage, the hybrid powder motor starting operation operating mode that voltage disturbance is large; 4) Applicable temperature scope is wide, reaches-35 ℃～+ 85 ℃.
2, safe and reliable: the present invention has taken into full account safety in utilization; Misconnection protection voltage reaches 60V; Interference and insulation voltage can reach 1000V.
3, easy to use: only for the USB interface of a PC, just can to complete the detection of all K-line communication standards and CAN communication standard vehicle.
4, maintenance is convenient: equipment has the indicator light of various states, and can judge is easily power failure, transmission fault or reception fault.
Accompanying drawing explanation
Fig. 1 is hardware configuration schematic diagram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1, HEDT801 intelligent communication adapter of the present invention, comprises the USBTOCAN communication transfer interface module conversion module two parts of communicating by letter with USBTOK-line.Wherein USBTOCAN communication transfer interface module comprises CAN bus 2, isolating chip 3, extended chip 4, MCU control unit 1, the first usb communication line 6 and the first LED light 5; USBTOK-line communication conversion module comprises K-LINE bus 9, protection chip 10, level shifting circuit 11, USBTOK-LINE converting unit 12, the second usb communication line 7 and the second LED light 8.
The present invention adopts hi-speed USB interface conversion chip, and MCU control unit 1 gathers the data of host computer transmission by the first usb communication line 6, convert thereof into after CAN signal, successively by exporting CAN bus 2 to after extended chip 4, isolating chip 3.
The present invention adopts hi-speed USB interface conversion chip, USBTOK-LINE converting unit 12, by the form of interface chip virtual com port on PC, is received and dispatched level to drive outside triode work full duplex working mode change to be become to the half-duplex mode of operation of K-Line thereby convert RS232 level signal to TTL serial ports by hardware chip.
During use, interface shape for needs application, connection line, if needs are by the USBTOK-line conversion module DTC of communicating by letter, connect USB line 6 to computer mouth, the corresponding diagnostics port of ECU that K-Line bus 8 is connected to, starts the Diagnostics Interfaces on PC, just can see that each indicator light works.
Claims (8)
1. an intelligent communication adapter, it is characterized in that, comprising the parallel USBTOCAN communication transfer interface module the arranging conversion module of communicating by letter with USBTOK-line, described USBTOCAN communication transfer interface module is converted to CAN signal by the usb signal collecting, and described USBTOK-line communication conversion module is converted to K-line signal by the usb signal collecting.
2. a kind of intelligent communication adapter according to claim 1, it is characterized in that, described USBTOCAN communication transfer interface module comprises CAN bus, isolating chip, extended chip, MCU control unit, the first usb communication line and the first LED light, described CAN bus, isolating chip, extended chip, MCU control unit connect successively, and described MCU control unit is connected with the first usb communication line, the first LED light respectively;
MCU control unit gathers the data of host computer transmission by the first usb communication line, convert thereof into after CAN signal, successively by exporting CAN bus after extended chip, isolating chip to.
3. a kind of intelligent communication adapter according to claim 1; it is characterized in that; described USBTOK-line communication conversion module comprises K-LINE bus, protection chip, level shifting circuit, USBTOK-LINE converting unit, the second usb communication line and the second LED light; described K-LINE bus, protection chip, level shifting circuit, USBTOK-LINE converting unit connect successively, and described USBTOK-LINE converting unit is connected with the second usb communication line, the second LED light.
4. a kind of intelligent communication adapter according to claim 1, is characterized in that, this adapter working temperature is-35 ℃～+ 85 ℃.
5. a kind of intelligent communication adapter according to claim 1, is characterized in that, the communication speed of described USBTOCAN communication transfer interface module is 1Mbps.
6. a kind of intelligent communication adapter according to claim 1, is characterized in that, the communication speed of described USBTOK-line communication conversion module is 38400bps, and operating voltage is 8V-36V, and misconnection protection voltage is 60V.
7. a kind of intelligent communication adapter according to claim 1, is characterized in that, described USBTOCAN communication transfer interface module is provided with a plurality of.
8. a kind of intelligent communication adapter according to claim 1, is characterized in that, this adapter shell adopts metal or nonmetallic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210244306.2A CN103546298A (en) | 2012-07-13 | 2012-07-13 | Intelligent communication adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210244306.2A CN103546298A (en) | 2012-07-13 | 2012-07-13 | Intelligent communication adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103546298A true CN103546298A (en) | 2014-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210244306.2A Pending CN103546298A (en) | 2012-07-13 | 2012-07-13 | Intelligent communication adapter |
Country Status (1)
| Country | Link |
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| CN (1) | CN103546298A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106610907A (en) * | 2015-10-26 | 2017-05-03 | 鸿富锦精密工业(武汉)有限公司 | Signal conversion circuit and communication system applying same |
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| CN101477371A (en) * | 2008-01-05 | 2009-07-08 | 深圳市元征软件开发有限公司 | Apparatus and method for reading, recording and analyzing data of vehicle electric control system |
| CN101782778A (en) * | 2010-01-29 | 2010-07-21 | 天津大学 | Multifunctional testing platform of vehicle-mounted information system and control structure of main controller |
| CN102073319A (en) * | 2011-01-25 | 2011-05-25 | 武汉理工大学 | Multifunctional comprehensive type electric control automobile fault diagnosis system |
| CN102314171A (en) * | 2011-04-29 | 2012-01-11 | 重庆长安汽车股份有限公司 | Parameter matching calibration tool based on CAN (Controller Area Network) bus |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017601A (en) * | 2006-12-08 | 2007-08-15 | 天津大学 | A system used for electric-controlled vehicle radio remote monitoring, marking and failure diagnosis |
| CN101477371A (en) * | 2008-01-05 | 2009-07-08 | 深圳市元征软件开发有限公司 | Apparatus and method for reading, recording and analyzing data of vehicle electric control system |
| US20100293081A1 (en) * | 2008-01-05 | 2010-11-18 | Jun Liu | Device and method for reading, registering and analyzing data of automobile ECU |
| CN101782778A (en) * | 2010-01-29 | 2010-07-21 | 天津大学 | Multifunctional testing platform of vehicle-mounted information system and control structure of main controller |
| CN102073319A (en) * | 2011-01-25 | 2011-05-25 | 武汉理工大学 | Multifunctional comprehensive type electric control automobile fault diagnosis system |
| CN102314171A (en) * | 2011-04-29 | 2012-01-11 | 重庆长安汽车股份有限公司 | Parameter matching calibration tool based on CAN (Controller Area Network) bus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106610907A (en) * | 2015-10-26 | 2017-05-03 | 鸿富锦精密工业(武汉)有限公司 | Signal conversion circuit and communication system applying same |
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Application publication date: 20140129 |
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| RJ01 | Rejection of invention patent application after publication |