CN202841212U - Multifunctional communication interface - Google Patents
Multifunctional communication interface Download PDFInfo
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- CN202841212U CN202841212U CN 201220526687 CN201220526687U CN202841212U CN 202841212 U CN202841212 U CN 202841212U CN 201220526687 CN201220526687 CN 201220526687 CN 201220526687 U CN201220526687 U CN 201220526687U CN 202841212 U CN202841212 U CN 202841212U
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- 238000004891 communication Methods 0.000 title claims abstract description 63
- 238000005516 engineering process Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model provides a multifunctional communication interface and belongs to the field of message switching interfaces. The multifunctional communication interface comprises a road junction (RJ) 45 interface, a communication switching circuit, a recommend standard (RS) 232 serial communication circuit, an Ethernet communication circuit and a RS 485 communication circuit, wherein the RJ 45 interface is connected with the communication switching circuit, and the RS 232 serial communication circuit, the Ethernet communication circuit and the RS 485 communication circuit are respectively connected with the communication switching circuit. Compared with the prior art, the multifunctional communication interface has the advantages of being reasonable in design, simple in structure, convenient to use and the like, and the stability and the reliability of a product are improved.
Description
Technical field
The utility model relates to a kind of message switching interface, specifically a kind of multi-functional communication interface.
Background technology
Development along with technology, the automaticity of industrial circle is more and more higher, smart machine is more and more, carry out information interaction with regard to needing between the different smart machines like this, because of the required communication mode difference of different applied environments, this just requires designed electronic product that multiple communication interface will be provided, for customer selecting.In the present design of electronic products, most of mode that adopts independent Design of Communication Interface, be that RS232 adopts DB9 pin mouth, Ethernet adopts the RJ45 interface, RS485 adopts two pin plug terminals etc., although the needs at the product work scene that these Interface design can satisfy all bring adverse influence to the aspects such as effect of product appearance structural design, pcb board design, metal shell integrality, electromagnetic shielding.
Summary of the invention
Technical assignment of the present utility model is for the deficiencies in the prior art, and a kind of reasonable in design, multi-functional communication interface that result of use is good is provided.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of multi-functional communication interface, comprise RJ45 interface, communication commutation circuit, RS232 serial communication circuit, ethernet communication circuit and RS485 telecommunication circuit, the RJ45 interface is connected with the communication commutation circuit, and RS232 serial communication circuit, ethernet communication circuit and RS485 telecommunication circuit are connected with the communication commutation circuit respectively.
A kind of multi-functional communication interface, its external interface are the RJ45 interface.
A kind of multi-functional communication interface, its communication commutation circuit is toggle switch.
The utility model is comprised of 3 parts: one, external communication interface, and this part adopts the RJ45 interface; Two, transition of communications circuit, this part adopt toggle switch to communicate the switching of mode; Three, telecommunication circuit, this part designs according to application situation, comprises the RS232 serial ports, the communication modes such as Ethernet, RS485, CANbus.
Multi-functional communication interface of the present utility model compared with prior art, the beneficial effect that produces is:
The utlity model has the characteristics such as reasonable in design, simple in structure, function admirable, practicality, can be effectively
Reduce the complexity of product design structural design, improve the utilance in integrated circuit board PCB space, improved the evenness of product casing, improve the ability of anti-electromagnetic interference.
Description of drawings
Accompanying drawing 1 is structural representation of the present utility model.
Among the figure: 1, RJ45 interface, 2, toggle switch, 3, the RS232 serial communication circuit, 4, the ethernet communication circuit, 5, the RS485 telecommunication circuit, 6, external smart equipment.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail below.
As shown in drawings, multi-functional communication interface of the present utility model, its structure comprises RJ45 interface 1, toggle switch 2, RS232 serial communication circuit 3, ethernet communication circuit 4 and RS485 telecommunication circuit 5, RJ45 interface 1 is connected with toggle switch 2, and RS232 serial communication circuit 3, ethernet communication circuit 4 and RS485 telecommunication circuit 5 are connected with toggle switch 2 respectively.
The communication interface that product is external is the RJ45 interface 1 of standard, and it is that the definition of this each line of interface is different that external smart equipment 6 adopts different communication modes.
The RS232 serial communication circuit 3 of integrated circuit board inside, Ethernet interface telecommunication circuit 4, RS485 telecommunication circuit 5 is specifically communicated by the smart machine of the sort of communication mode with the outside, is arranged by toggle switch among the figure 2.
When adopting 3 communication of RS232 serial ports, by toggle switch 2 is set RJ45 interface 1 is connected with RS232 serial ports 3, the simultaneously disconnection that is connected of ethernet communication circuit 4, RS485 telecommunication circuit 5 and RJ45 interface 1, this mode is mainly used in the communication mode that only adopts serial ports RXD, TXD, GND three lines, and RJ45 interface 1 equally also only adopts 3 lines; When adopting ethernet communication, toggle switch 2 is set RJ45 interface 1 is connected with ethernet communication circuit 4, the disconnection that is connected of while RS232 serial communication circuit 3, RS485 telecommunication circuit 5 and RJ45 interface 1, this mode is the Ethernet interface form of standard; When adopting the RS485 mode to communicate by letter, toggle switch 2 is set to be connected RJ45 interface 1 with RS485 telecommunication circuit 5, the simultaneously disconnection that is connected of RS232 serial communication circuit 3, ethernet communication circuit 4 and RJ45 interface 1., this mode has only been utilized two lines of RJ45 interface 1.
Except the described technical characterictic of specification, be those skilled in the art's known technology.
Claims (3)
1. multi-functional communication interface, it is characterized in that comprising RJ45 interface, communication commutation circuit, RS232 serial communication circuit, ethernet communication circuit and RS485 telecommunication circuit, the RJ45 interface is connected with the communication commutation circuit, and RS232 serial communication circuit, ethernet communication circuit and RS485 telecommunication circuit are connected with the communication commutation circuit respectively.
2. a kind of multi-functional communication interface according to claim 1 is characterized in that external interface is the RJ45 interface.
3. a kind of multi-functional communication interface according to claim 1, the commutation circuit that it is characterized in that communicating by letter is toggle switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220526687 CN202841212U (en) | 2012-10-16 | 2012-10-16 | Multifunctional communication interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220526687 CN202841212U (en) | 2012-10-16 | 2012-10-16 | Multifunctional communication interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202841212U true CN202841212U (en) | 2013-03-27 |
Family
ID=47952804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220526687 Expired - Lifetime CN202841212U (en) | 2012-10-16 | 2012-10-16 | Multifunctional communication interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202841212U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103973492A (en) * | 2014-05-12 | 2014-08-06 | 浪潮电子信息产业股份有限公司 | Management network interface and system serial port compatibility designing method applied to server |
| CN105305185A (en) * | 2015-09-24 | 2016-02-03 | 上海斐讯数据通信技术有限公司 | Connector base for multiplex serial interface and I2C interface |
| CN105425669A (en) * | 2015-11-16 | 2016-03-23 | 珠海格力电器股份有限公司 | Communication interface circuit and control method thereof, and household electrical appliance using same |
| CN109520651A (en) * | 2019-01-02 | 2019-03-26 | 北京强度环境研究所 | A kind of improved large space structure static(al) strain measurement system of two-wire system structure |
-
2012
- 2012-10-16 CN CN 201220526687 patent/CN202841212U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103973492A (en) * | 2014-05-12 | 2014-08-06 | 浪潮电子信息产业股份有限公司 | Management network interface and system serial port compatibility designing method applied to server |
| CN105305185A (en) * | 2015-09-24 | 2016-02-03 | 上海斐讯数据通信技术有限公司 | Connector base for multiplex serial interface and I2C interface |
| CN105425669A (en) * | 2015-11-16 | 2016-03-23 | 珠海格力电器股份有限公司 | Communication interface circuit and control method thereof, and household electrical appliance using same |
| CN105425669B (en) * | 2015-11-16 | 2018-06-29 | 珠海格力电器股份有限公司 | Communication interface circuit and its control method and apply its household electrical appliance |
| CN109520651A (en) * | 2019-01-02 | 2019-03-26 | 北京强度环境研究所 | A kind of improved large space structure static(al) strain measurement system of two-wire system structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |