CN109217940A - A kind of Combo mouthfuls of switching circuit - Google Patents
A kind of Combo mouthfuls of switching circuit Download PDFInfo
- Publication number
- CN109217940A CN109217940A CN201811170438.9A CN201811170438A CN109217940A CN 109217940 A CN109217940 A CN 109217940A CN 201811170438 A CN201811170438 A CN 201811170438A CN 109217940 A CN109217940 A CN 109217940A
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- control
- port
- power port
- connect
- optical
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
- H04B10/801—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water using optical interconnects, e.g. light coupled isolators, circuit board interconnections
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0264—Arrangements for coupling to transmission lines
- H04L25/0272—Arrangements for coupling to multiple lines, e.g. for differential transmission
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
Abstract
The invention belongs to network communication equipment technical fields, disclose a kind of Combo mouthfuls of switching circuit, it include: control IC, trigger module, high-speed switching devices, optical module interface and RJ45 power port, trigger module is connect with control IC, control IC is connect with high-speed switching devices, and high-speed switching devices are connect with optical module interface and RJ45 power port respectively；Correspondence pin input light power port switching signal of the trigger module to control IC, control IC receives and processes the photoelectric port switching signal, output control signal, the control signal control high-speed switching devices connect channel between control IC and optical module interface and disconnect the channel between control IC and RJ45 power port or disconnect channel between control IC and optical module interface and connect the channel between control IC and RJ45 power port.The present invention realizes the switching of optical port and power port, improves the flexibility of port configuration.
Description
Technical field
The invention belongs to network communication equipment technical field more particularly to a kind of Combo mouthfuls of switching circuits.
Background technique
With industrialization and information-based rapid fusion, industrial intelligent manufacture is quickly grown, and industry spot is to 100,000,000 or thousand
The demand of mbit ethernet communication increasingly improves, and the port form of ethernet communication includes power port and optical port, most of exchanger core
Piece port output form can be configured, and the way of general interchanger manufacturer is that power port output is uniformly configured to before product export
Or being uniformly configured to optical port output, i.e., port form is fixed, and the demand of client is often to change, and such way is not
Conducive to the derivative and extension of product, it is various to will cause product category, brings inconvenience to production and processing, is unfavorable for cost control.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of Combo mouthfuls of switching circuit, can be realized cutting for optical port and power port
It changes, improves the flexibility of port configuration.
The embodiments of the present invention are implemented as follows:
A kind of Combo mouthfuls of switching circuit, comprising: control IC, trigger module, high-speed switching devices, optical module interface and
RJ45 power port, trigger module with control IC connect, control IC connect with high-speed switching devices, high-speed switching devices respectively with optical mode
Block interface is connected with RJ45 power port；Correspondence pin input light power port switching signal of the trigger module to control IC, control IC reception
And handle the photoelectric port switching signal, output control signal, control signal control high-speed switching devices connect control IC with
It channel and disconnects the channel between control IC and RJ45 power port between optical module interface or disconnects control IC and optical module interface
Between channel and connect control IC and RJ45 power port between channel.
Wherein, the trigger module is SD acquisition module, and SD acquisition module one end is connected to the SD pin of optical module interface
On, the other end is connected on the CFG pin of control IC.
Wherein, the trigger module is the signal wire for being connected directly between control IC and optical module interface, the signal wire one end
It is connected on the SD pin of control IC, the other end is connected on the SD pin of optical module interface.
Wherein, the trigger module is toggle switch, and toggle switch connects VCC and ground connection, and is connected to the CFG of control IC
On pin.
A kind of Combo mouthfuls of switching circuits, further include transformer and capacitor, and the transformer is connected to high-speed switch
Between device and RJ45 power port, the capacitance connection is between high-speed switching devices and optical module interface.
The embodiment of the present invention receives the signal of photoelectric port switching by control IC, and output control signal is to control high-speed switch
Device realizes that switching of the physical layer to optical port and power port, photoelectric port switching can be manual mode, directly pass through toggle switch
It realizes control, is also possible to detect whether optical port has use, to determine to switch to optical port state or power port state, both may be used in this way
Being adjusted by the state manually to port, it is also possible to the optical port electricity different according to the access state automatic adaptation of circuit
Mouthful working condition, state needed for making product be better able to response active user, improves the flexibility of product, can carry out
The port output of configuration realizes 100,000,000 Combo mouthfuls of automatic switchover, meets the needs of client is changeable, have at Combo mouthfuls of form
Conducive to the derivative and extension of product, the demand of client's temporary variations is timely responded to, product design is flexible, and processing easy to produce is standby
Goods is convenient for cost control.
Detailed description of the invention
Fig. 1 is Combo mouthfuls of switching circuit figure one of the present invention；
Fig. 2 is Combo mouthfuls of switching circuit figure two of the present invention；
Fig. 3 is Combo mouthfuls of switching circuit figure three of the present invention；
Fig. 4 is Combo mouthfuls of switching circuit figure four of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Specific implementation of the invention is described in detail below in conjunction with specific embodiment:
A kind of Combo mouthfuls of switching circuit, comprising: control IC, trigger module, high-speed switching devices, optical module interface and
RJ45 power port, trigger module with control IC connect, control IC connect with high-speed switching devices, high-speed switching devices respectively with optical mode
Block interface is connected with RJ45 power port；Correspondence pin input light power port switching signal of the trigger module to control IC, control IC reception
And handle the photoelectric port switching signal, output control signal, control signal control high-speed switching devices connect control IC with
It channel and disconnects the channel between control IC and RJ45 power port between optical module interface or disconnects control IC and optical module interface
Between channel and connect control IC and RJ45 power port between channel.Can there are several forms, the triggering about touch modules
Module is SD acquisition module, and SD acquisition module one end is connected on the SD pin of optical module interface, and the other end is connected to control IC
CFG pin on；The trigger module is the signal wire for being connected directly between control IC and optical module interface, which connects
It connects on the SD pin of control IC, the other end is connected on the SD pin of optical module interface；The trigger module is toggle switch,
Toggle switch connects VCC and ground connection, and is connected on the CFG pin of control IC.Wherein, CFG is Config, configuration pin, control
The CFG pin function of IC processed is acquisition optical module SD signal level, and processor is by reading collected information, output signal control
High-speed analog switch device processed, to select optical port channel or power port channel；The SD pin function for controlling IC is that IC is directly read
Optical module SD signal level, output signal controls high-speed analog switch device, to select optical port channel or power port channel；Optical mode
The SD pin function of block interface is optical module configuration resistance, and default configuration is optical port signal.
A kind of Combo mouthfuls of switching circuits of the invention, further include transformer and capacitor, and the transformer is connected to high speed and opens
It closes between device and RJ45 power port, the capacitance connection is between high-speed switching devices and optical module interface.
As shown in Figure 1, can only be by the IC of software configuration for optical port/power port selection, by identifying SD signal, program is certainly
Dynamic switching photoelectricity, is automatically configured to different port output modes.When optical module insertion, the SD signal of optical module can export letter
Number level is to IC, and software is automatically configured to optical port output mode at this time, while it is defeated that high-speed analog switch device is switched to optical port
Outlet, current power port insertion are invalid；When no optical module is inserted into, software configuration is power port output mode, while by High Speed Analog
Switch device switches are to power port output end.
As shown in Fig. 2, being for the IC for supporting the acquisition of optical module SD leg signal, by the way that SD signal level, transformation is transformed
SD signal afterwards, which is exported, automatically selects optical port/power port output mode according to incoming level to CPU, CPU, realizes optical port/power port certainly
Dynamic switching.Such as figure two, when optical module insertion, the SD signal of optical module can export a level, which is adopted by SD signal
IC (improved SD signal is convenient for IC identification) is given in output after collecting module transformation, and software is automatically configured to optical port output mould at this time
Formula, while high-speed analog switch device is switched to optical port output end, current power port insertion is invalid；When no optical module is inserted into,
Output is to IC after the SD signal of optical module is transformed by SD signal acquisition module, and software is automatically configured to power port output mould at this time
Formula, while high-speed analog switch device is switched to power port output end.
As shown in figure 3, software not can configure, the IC for needing hardware pins to configure, by additional for optical port/power port selection
Hardware controls and selection circuit (such as dial-up) are realized.When dial-up is placed in " ON ", CFG accesses high level, and software matches port
It is set to optical port output mode, while high-speed analog switch device is switched to optical port output end, current power port insertion is invalid；When dial
Code is when being placed in " OFF ", and CFG accesses low level, and port is configured power port output mode by software, while by high-speed analog switch device
Part is switched to power port output end.
As shown in figure 4, in figure capacitive coupling optical port signal similar to Fig. 3 principle, transformer coupled power port signal, resistance
It is a configuration resistance of optical module, Fig. 4 is the equal of a more specific embodiment of Fig. 3.
In the embodiment of the present invention, (usual one is optical port to Combo mouthfuls of two Ethernet interfaces referred on device panel
One is power port), and only one forwarding interface inside equipment.The corresponding optical port of Combo power port is logically light
It is electrical multiplexed, user can be selected according to practical networking situation it is one of use, but the two cannot work at the same time, when activating it
As soon as when interface in, another interface is in disabled status automatically.Software configuration can only be passed through for optical port/power port selection
IC, by identify SD signal, program automatically switch photoelectricity, be automatically configured to different port output modes；For support light
Module SD leg signal acquisition IC, by be transformed SD signal level, software according to input SD signal level automatically select optical port/
Power port output mode realizes that optical port/power port automatically switches；For optical port/power port selection, software not can configure, and need hardware pins
The IC of configuration realizes that optical port/power port switches by additional hardware control and selection circuit (such as dial-up).These three modes are all
The free switching of optical port and power port may be implemented.
The embodiment of the present invention receives the signal of photoelectric port switching by control IC, and output control signal is to control high-speed switch
Device realizes that switching of the physical layer to optical port and power port, photoelectric port switching can be manual mode, directly pass through toggle switch
It realizes control, is also possible to detect whether optical port has use, to determine to switch to optical port state or power port state, both may be used in this way
Being adjusted by the state manually to port, it is also possible to the optical port electricity different according to the access state automatic adaptation of circuit
Mouthful working condition, state needed for making product be better able to response active user, improves the flexibility of product, can carry out
The port output of configuration realizes 100,000,000 combo mouthfuls of automatic switchover, meets the needs of client is changeable, have at combo mouthfuls of form
Conducive to the derivative and extension of product, the demand of client's temporary variations is timely responded to, product design is flexible, and processing easy to produce is standby
Goods is convenient for cost control.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to restrict the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (5)
1. a kind of Combo mouthfuls of switching circuit characterized by comprising control IC, trigger module, high-speed switching devices, optical module
Interface and RJ45 power port, trigger module are connect with control IC, and control IC is connect with high-speed switching devices, high-speed switching devices difference
It is connect with optical module interface and RJ45 power port；Correspondence pin input light power port switching signal of the trigger module to control IC, control
IC receives and processes the photoelectric port switching signal, output control signal, and the control signal control high-speed switching devices connect control
It channel and disconnects the channel between control IC and RJ45 power port between IC and optical module interface processed or disconnects control IC and optical mode
Between block interface channel and connect control IC and RJ45 power port between channel.
2. a kind of Combo mouthfuls of switching circuits according to claim 1, it is characterised in that: the trigger module is SD acquisition
Module, SD acquisition module one end are connected on the SD pin of optical module interface, and the other end is connected on the CFG pin of control IC.
3. a kind of Combo mouthfuls of switching circuits according to claim 1, it is characterised in that: the trigger module is directly to connect
The signal wire in control IC and optical module interface is connect, which is connected on the SD pin of control IC, other end connection
On the SD pin of optical module interface.
4. a kind of Combo mouthfuls of switching circuits according to claim 1, it is characterised in that: the trigger module is opened for dial-up
It closes, toggle switch connects VCC and ground connection, and is connected on the CFG pin of control IC.
5. a kind of Combo mouthfuls of switching circuits according to claim 4, it is characterised in that: further include transformer and capacitor, institute
It states transformer to be connected between high-speed switching devices and RJ45 power port, the capacitance connection connects in high-speed switching devices and optical module
Between mouthful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811170438.9A CN109217940A (en) | 2018-10-08 | 2018-10-08 | A kind of Combo mouthfuls of switching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811170438.9A CN109217940A (en) | 2018-10-08 | 2018-10-08 | A kind of Combo mouthfuls of switching circuit |
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| Publication Number | Publication Date |
|---|---|
| CN109217940A true CN109217940A (en) | 2019-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811170438.9A Pending CN109217940A (en) | 2018-10-08 | 2018-10-08 | A kind of Combo mouthfuls of switching circuit |
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| Country | Link |
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| CN (1) | CN109217940A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112737794A (en) * | 2020-12-22 | 2021-04-30 | 广州市高科通信技术股份有限公司 | Optical port and electric port self-adaptive connecting device |
| CN113126823A (en) * | 2021-04-20 | 2021-07-16 | 深圳宝新创科技股份有限公司 | Interface compatible method and electronic equipment |
| CN113242480A (en) * | 2021-06-24 | 2021-08-10 | 烽火通信科技股份有限公司 | Photoelectric multiplexing device and method |
| CN113301457A (en) * | 2020-06-09 | 2021-08-24 | 阿里巴巴集团控股有限公司 | Photoelectric transceiver and control method thereof |
| CN113612704A (en) * | 2021-07-13 | 2021-11-05 | 华东计算技术研究所（中国电子科技集团公司第三十二研究所） | COMBO interface based on mimic switch and mimic switch |
| CN114244742A (en) * | 2021-12-08 | 2022-03-25 | 广东省新一代通信与网络创新研究院 | Link detection circuit, Ethernet transceiver and control method |
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| US20060039705A1 (en) * | 2004-08-20 | 2006-02-23 | Goodwill Dominic J | Technique for photonic switching |
| CN102347992A (en) * | 2010-07-29 | 2012-02-08 | 研祥智能科技股份有限公司 | Network device and network server capable of supporting photoelectric switching |
| CN205123706U (en) * | 2015-11-30 | 2016-03-30 | 国家电网公司 | PTN (packet transport network) packet transport equipment |
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2018
- 2018-10-08 CN CN201811170438.9A patent/CN109217940A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060039705A1 (en) * | 2004-08-20 | 2006-02-23 | Goodwill Dominic J | Technique for photonic switching |
| CN102347992A (en) * | 2010-07-29 | 2012-02-08 | 研祥智能科技股份有限公司 | Network device and network server capable of supporting photoelectric switching |
| CN205123706U (en) * | 2015-11-30 | 2016-03-30 | 国家电网公司 | PTN (packet transport network) packet transport equipment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113301457A (en) * | 2020-06-09 | 2021-08-24 | 阿里巴巴集团控股有限公司 | Photoelectric transceiver and control method thereof |
| CN112737794A (en) * | 2020-12-22 | 2021-04-30 | 广州市高科通信技术股份有限公司 | Optical port and electric port self-adaptive connecting device |
| CN112737794B (en) * | 2020-12-22 | 2024-02-09 | 广州市高科通信技术股份有限公司 | Optical port and electric port self-adaptive connecting device |
| CN113126823A (en) * | 2021-04-20 | 2021-07-16 | 深圳宝新创科技股份有限公司 | Interface compatible method and electronic equipment |
| CN113242480A (en) * | 2021-06-24 | 2021-08-10 | 烽火通信科技股份有限公司 | Photoelectric multiplexing device and method |
| CN113242480B (en) * | 2021-06-24 | 2022-06-21 | 烽火通信科技股份有限公司 | Photoelectric multiplexing device and method |
| CN113612704A (en) * | 2021-07-13 | 2021-11-05 | 华东计算技术研究所（中国电子科技集团公司第三十二研究所） | COMBO interface based on mimic switch and mimic switch |
| CN114244742A (en) * | 2021-12-08 | 2022-03-25 | 广东省新一代通信与网络创新研究院 | Link detection circuit, Ethernet transceiver and control method |
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Application publication date: 20190115 |
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