CN108205509A - A kind of telecommunication circuit of computer and electromagnetic compatibility instrument - Google Patents
A kind of telecommunication circuit of computer and electromagnetic compatibility instrument Download PDFInfo
- Publication number
- CN108205509A CN108205509A CN201611169148.3A CN201611169148A CN108205509A CN 108205509 A CN108205509 A CN 108205509A CN 201611169148 A CN201611169148 A CN 201611169148A CN 108205509 A CN108205509 A CN 108205509A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- reverser
- module
- usb
- electromagnetic compatibility
- 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.)
- Pending
Links
- 239000013307 optical fiber Substances 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 230000036039 immunity Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0008—High speed serial bus, e.g. Fiber channel
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/38—Universal adapter
- G06F2213/3852—Converter between protocols
Abstract
The present invention relates to the telecommunication circuits of a kind of computer and electromagnetic compatibility instrument, turn optic module, optical fiber transmission module, optical fiber including USB interface, USB and turn single-chip microcomputer signal module and microcontroller, the USB interface, USB turn that optic module, optical fiber transmission module, optical fiber turn single-chip microcomputer signal module and microcontroller is sequentially connected.Compared with prior art, the present invention has many advantages, such as easy to use, strong interference immunity.
Description
Technical field
The present invention relates to a kind of telecommunication circuit, more particularly, to the telecommunication circuit of a kind of computer and electromagnetic compatibility instrument.
Background technology
The communication mode of computer and electromagnetic compatibility instrument refers to a kind of number for carrying out controller unit for real active computer
According to transmission mode.
The basic principle of computer and the communication mode of electromagnetic compatibility instrument：Single-chip microcomputer signal is changed into fiber-optic signal to pass through
Optical fiber cable changes into usb signal by fiber-optic signal again to transmit.
The communication mode of existing computer and electromagnetic compatibility instrument using the RS232 that computer carries in itself come into
Capable；With development RS232 being replaced by USB slowly of electronics industry, the ease of use of this method reduces, and may make
The origin cause of formation does not have RS232 to make to have more than is needed for computer；And the ground of instrument connects the protection caused to computer with the direct of computer
Measure is also low, may cause computer can not normal use because of the interference source of instrument.
Invention content
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of easy to use, anti-dry
The telecommunication circuit of the strong computer of immunity and electromagnetic compatibility instrument.
The purpose of the present invention can be achieved through the following technical solutions：
The telecommunication circuit of a kind of computer and electromagnetic compatibility instrument turns optic module, optical fiber transmission including USB interface, USB
Module, optical fiber turn single-chip microcomputer signal module and microcontroller, and the USB interface, USB turn optic module, optical fiber transmission module, light
Fibre turns single-chip microcomputer signal module and microcontroller is sequentially connected.
The USB turns optic module and includes sequentially connected first reverser U1A and the second reverser U1B, described
First reverser U1A input terminals are connect with USB interface, the hair of the second reverser U1B output terminals and optical fiber transmission module
Penetrate terminal connection.
The USB turns optic module and further includes pull-up resistor R4 and R5, the resistance R4 mono- termination VCC, the other end
VCC is met, resistance R5 mono- terminates VCC, the second reverser U1B output terminals of another termination.
The USB turns optic module and further includes capacitance C7, capacitance C7 one end ground connection, the second reverser of another termination
U1B output terminals.
The optical fiber transmission module includes sequentially connected transmitting terminal, optical fiber transmission line and receiving terminal, described
Transmitting terminal turns optic module with USB and connect, and the receiving terminal turns single-chip microcomputer signal module with optical fiber and connect.
The optical fiber turns single-chip microcomputer signal module and includes sequentially connected third reverser U1F and the 4th reverser U1E,
The third reverser U1F input terminals and the receiving terminal of optical fiber transmission module connect, the 4th reverser U1E outputs
End is connect with microcontroller.
The optical fiber turns single-chip microcomputer signal module and further includes capacitance C6, and capacitance C6 one end is connect with power supply, the other end
It is connect with third reverser U1F input terminals.
Compared with prior art, the present invention has highly reliable, transmission rate soon and can greatly improve the guarantor to computer
Shield, particularly with the surge instrument communication of high voltage.
Description of the drawings
Fig. 1 is the physical circuit figure of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is the part of the embodiment rather than whole embodiments of the present invention.Based on this hair
Embodiment in bright, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, should all belong to the scope of protection of the invention.
As shown in Figure 1, the telecommunication circuit of a kind of computer and electromagnetic compatibility instrument, turns optical fiber mode including USB interface, USB
Block, optical fiber transmission module, optical fiber turn single-chip microcomputer signal module and microcontroller, and the USB interface, USB turn optic module, optical fiber
Transmission module, optical fiber turn single-chip microcomputer signal module and microcontroller is sequentially connected.
The USB turns optic module and includes sequentially connected first reverser U1A and the second reverser U1B, described
First reverser U1A input terminals are connect with USB interface, the hair of the second reverser U1B output terminals and optical fiber transmission module
Penetrate terminal connection.The USB turns optic module and further includes pull-up resistor R4 and R5, and the resistance R4 mono- terminates VCC, another
VCC is terminated, resistance R5 mono- terminates VCC, the second reverser U1B output terminals of another termination.The USB turns optic module and further includes
Capacitance C7, the capacitance C7 one end are grounded, the second reverser U1B output terminals of another termination.
The optical fiber transmission module includes sequentially connected transmitting terminal, optical fiber transmission line and receiving terminal, described
Transmitting terminal turns optic module with USB and connect, and the receiving terminal turns single-chip microcomputer signal module with optical fiber and connect.
The optical fiber turns single-chip microcomputer signal module and includes sequentially connected third reverser U1F and the 4th reverser U1E,
The third reverser U1F input terminals and the receiving terminal of optical fiber transmission module connect, the 4th reverser U1E outputs
End is connect with microcontroller.The optical fiber turns single-chip microcomputer signal module and further includes capacitance C6, and capacitance C6 one end is connect with power supply,
The other end is connect with third reverser U1F input terminals.
When computer sends out one group of data, by USB turn optic module come out to two reversers U1A and U1B, two
Pull-up resistor R4 and R5, which increase, drives fibre optical transmission terminal, is converted into fiber-optic signal, optical fiber receiving terminal is transferred to by optical fiber cable
Son, then pass through two reverser U1E and U1F to microcontroller；Otherwise it is the same, wherein VCC, GND and+5V of reception and transmitting terminal ,+
5V.G is to be provided respectively by instrument and computer, can just accomplish that computer does not connect directly with the ground of instrument in this way.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection domain subject to.
Claims (7)
1. the telecommunication circuit of a kind of computer and electromagnetic compatibility instrument, which is characterized in that turn optical fiber mode including USB interface, USB
Block, optical fiber transmission module, optical fiber turn single-chip microcomputer signal module and microcontroller, and the USB interface, USB turn optic module, optical fiber
Transmission module, optical fiber turn single-chip microcomputer signal module and microcontroller is sequentially connected.
2. the telecommunication circuit of a kind of computer according to claim 1 and electromagnetic compatibility instrument, which is characterized in that described
It is defeated including sequentially connected first reverser U1A and the second reverser U1B, the first reverser U1A that USB turns optic module
Enter end to connect with USB interface, the transmitting terminal connection of the second reverser U1B output terminals and optical fiber transmission module.
3. the telecommunication circuit of a kind of computer according to claim 2 and electromagnetic compatibility instrument, which is characterized in that described
USB turns optic module and further includes pull-up resistor R4 and R5, the resistance R4 mono- terminations VCC, another termination VCC, resistance R5 mono-
Terminate VCC, the second reverser U1B output terminals of another termination.
4. the telecommunication circuit of a kind of computer according to claim 2 and electromagnetic compatibility instrument, which is characterized in that described
USB turns optic module and further includes capacitance C7, capacitance C7 one end ground connection, the second reverser U1B output terminals of another termination.
5. the telecommunication circuit of a kind of computer according to claim 1 and electromagnetic compatibility instrument, which is characterized in that described
Optical fiber transmission module includes sequentially connected transmitting terminal, optical fiber transmission line and receiving terminal, the transmitting terminal and turns with USB
Optic module connects, and the receiving terminal turns single-chip microcomputer signal module with optical fiber and connect.
6. the telecommunication circuit of a kind of computer according to claim 1 and electromagnetic compatibility instrument, which is characterized in that described
Optical fiber turns single-chip microcomputer signal module and includes sequentially connected third reverser U1F and the 4th reverser U1E, and the third is reversed
The receiving terminal of device U1F input terminals and optical fiber transmission module connects, and the 4th reverser U1E output terminals connect with microcontroller
It connects.
7. the telecommunication circuit of a kind of computer according to claim 6 and electromagnetic compatibility instrument, which is characterized in that described
Optical fiber turns single-chip microcomputer signal module and further includes capacitance C6, and capacitance C6 one end is connect with power supply, the other end and third reverser U1F
Input terminal connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169148.3A CN108205509A (en) | 2016-12-16 | 2016-12-16 | A kind of telecommunication circuit of computer and electromagnetic compatibility instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169148.3A CN108205509A (en) | 2016-12-16 | 2016-12-16 | A kind of telecommunication circuit of computer and electromagnetic compatibility instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108205509A true CN108205509A (en) | 2018-06-26 |
Family
ID=62602604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611169148.3A Pending CN108205509A (en) | 2016-12-16 | 2016-12-16 | A kind of telecommunication circuit of computer and electromagnetic compatibility instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108205509A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020067530A1 (en) * | 2000-12-05 | 2002-06-06 | Opticis Co., Ltd. | Optical communication interface module for universal serial bus |
| CN1763621A (en) * | 2005-08-26 | 2006-04-26 | 清华大学 | USB-optical beam transfer device for serial communication |
| CN201204593Y (en) * | 2008-04-18 | 2009-03-04 | 艾默生网络能源有限公司 | USB-optical-fiber connector |
| CN202533932U (en) * | 2012-05-04 | 2012-11-14 | 深圳市金星精密技术有限公司 | Device capable of conveying universal serial bus (USB) signal by means of optical fibers |
| CN104020532A (en) * | 2014-06-26 | 2014-09-03 | 苏州青云能源科技有限公司 | Serial communication optical fiber conversion device with universal serial bus (USB) interface |
| CN205657698U (en) * | 2016-06-02 | 2016-10-19 | 北京天翼讯通科技有限公司 | Novel USB optical transmitter and receiver |
| CN206370050U (en) * | 2016-12-16 | 2017-08-01 | 上海普锐马电子有限公司 | The telecommunication circuit of computer and electromagnetic compatibility instrument |
-
2016
- 2016-12-16 CN CN201611169148.3A patent/CN108205509A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020067530A1 (en) * | 2000-12-05 | 2002-06-06 | Opticis Co., Ltd. | Optical communication interface module for universal serial bus |
| CN1763621A (en) * | 2005-08-26 | 2006-04-26 | 清华大学 | USB-optical beam transfer device for serial communication |
| CN201204593Y (en) * | 2008-04-18 | 2009-03-04 | 艾默生网络能源有限公司 | USB-optical-fiber connector |
| CN202533932U (en) * | 2012-05-04 | 2012-11-14 | 深圳市金星精密技术有限公司 | Device capable of conveying universal serial bus (USB) signal by means of optical fibers |
| CN104020532A (en) * | 2014-06-26 | 2014-09-03 | 苏州青云能源科技有限公司 | Serial communication optical fiber conversion device with universal serial bus (USB) interface |
| CN205657698U (en) * | 2016-06-02 | 2016-10-19 | 北京天翼讯通科技有限公司 | Novel USB optical transmitter and receiver |
| CN206370050U (en) * | 2016-12-16 | 2017-08-01 | 上海普锐马电子有限公司 | The telecommunication circuit of computer and electromagnetic compatibility instrument |
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