CN204697074U - A kind of communicating circuit - Google Patents
A kind of communicating circuit Download PDFInfo
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- CN204697074U CN204697074U CN201520403202.0U CN201520403202U CN204697074U CN 204697074 U CN204697074 U CN 204697074U CN 201520403202 U CN201520403202 U CN 201520403202U CN 204697074 U CN204697074 U CN 204697074U
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Abstract
The utility model provides a kind of communicating circuit, belongs to electronic technology field.It solve existing communicating circuit complex structure, efficiency is not high, manufacturing cost is high problem.This communicating circuit comprises signal input part, signal output part, the first voltage source, the second voltage source, resistance R1 to resistance R7, electric capacity C1 to electric capacity C4, the first magnetic bead L1, the second magnetic bead L2 and D2S bulb.This communicating circuit has the advantage that structure is simple, efficient, antijamming capability is strong.
Description
Technical field
The utility model belongs to electronic technology field, relates to a kind of communicating circuit.
Background technology
Communicating circuit is generally used for the information transmission in equipment between control circuit and drive circuit, the speed that communicating circuit transmits for information and accuracy very important.
In sum, for solving existing communicating circuit complex structure, efficiency is not high, manufacturing cost is high deficiency, need to design the communicating circuit that a kind of structure is simple, efficient, antijamming capability is strong.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes the communicating circuit that a kind of structure is simple, efficient, antijamming capability is strong.
The purpose of this utility model realizes by following technical proposal: a kind of communicating circuit, comprises signal input part, signal output part, the first voltage source, the second voltage source, resistance R1 to resistance R7, electric capacity C1 to electric capacity C4, the first magnetic bead L1, the second magnetic bead L2 and D2S bulb; Described signal input part comprises first interface, the second interface, the 3rd interface and the 4th interface; Described first interface connects the first voltage source, and first interface connects the second interface through electric capacity C4, electric capacity C4 mono-termination first voltage source, electric capacity C4 other end ground connection; Described 3rd interface is through the first magnetic bead L1 contact resistance R1 and be connected with D2S bulb, and D2S bulb is connected with power supply, resistance R1 ground connection; Described first magnetic bead L1 ground connection after electric capacity C1, one end of electric capacity C1 ground connection is also connected with electric capacity C2, and electric capacity C2 connects the second voltage source through resistance R2; Described 4th interface connects the second voltage source through the second magnetic bead L2, resistance R2; Described resistance R3 one end is through resistance R1 ground connection, and the other end connects the second voltage source through resistance R2; Resistance R3 one end is connected successively with resistance R4, resistance R5, electric capacity C3, resistance R7 and resistance R6, and the resistance R3 other end is connected with resistance R6; Described signal output part is parallel to electric capacity C3.
Further, described first voltage source is 5V, and the second voltage source is 3.3V, and the value of resistance R1, resistance R2, resistance R4, resistance R5, resistance R6, resistance R7 is all 10 kilohms, the value of electric capacity C1, electric capacity C2, electric capacity C3 is all 1000 pico farads, and the value of electric capacity C4 is 0.1 microfarad.
Compared with prior art, the utility model has the advantage that structure is simple, efficient, antijamming capability is strong.
Accompanying drawing explanation
Fig. 1 be communicating circuit circuit diagram.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this communicating circuit comprises signal input part, signal output part, the first voltage source, the second voltage source, resistance R1 to resistance R7, electric capacity C1 to electric capacity C4, the first magnetic bead L1, the second magnetic bead L2 and D2S bulb; Described signal input part comprises first interface, the second interface, the 3rd interface and the 4th interface; Described first interface connects the first voltage source, and first interface connects the second interface through electric capacity C4, electric capacity C4 mono-termination first voltage source, electric capacity C4 other end ground connection; Described 3rd interface is through the first magnetic bead L1 contact resistance R1 and be connected with D2S bulb, and D2S bulb is connected with power supply, resistance R1 ground connection; Described first magnetic bead L1 ground connection after electric capacity C1, one end of electric capacity C1 ground connection is also connected with electric capacity C2, and electric capacity C2 connects the second voltage source through resistance R2; Described 4th interface connects the second voltage source through the second magnetic bead L2, resistance R2; Described resistance R3 one end is through resistance R1 ground connection, and the other end connects the second voltage source through resistance R2; Resistance R3 one end is connected successively with resistance R4, resistance R5, electric capacity C3, resistance R7 and resistance R6, and the resistance R3 other end is connected with resistance R6; Described signal output part is parallel to electric capacity C3.
The voltage of the first voltage source exports to the first interface of signal output part, and described voltage exports to the second interface through electric capacity C4.Voltage exports to resistance R1 after the first magnetic bead L1 noise reduction, and voltage exports to D2S bulb after resistance R1, D2S bulb can be lighted.The voltage of the second voltage source exports to the 4th interface after the second magnetic bead L2 noise reduction.When voltage inputs through signal input part, voltage is exported to resistance R3 and is connected to resistance R4, resistance R5, electric capacity C3, resistance R7, the resistance R6 of resistance R3 successively after being exported by the 3rd interface after the noise reduction of the first magnetic bead L1.Finally exported by the signal output part being parallel to electric capacity C3.
Further, described first voltage source is 5V, and the second voltage source is 3.3V, and the value of resistance R1, resistance R2, resistance R4, resistance R5, resistance R6, resistance R7 is all 10 kilohms, the value of electric capacity C1, electric capacity C2, electric capacity C3 is all 1000 pico farads, and the value of electric capacity C4 is 0.1 microfarad.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (2)
1. a communicating circuit, comprise input circuit, output circuit, it is characterized in that, described communicating circuit comprises signal input part, signal output part, the first voltage source, the second voltage source, resistance R1 to resistance R7, electric capacity C1 to electric capacity C4, the first magnetic bead L1, the second magnetic bead L2 and D2S bulb; Described signal input part comprises first interface, the second interface, the 3rd interface and the 4th interface; Described first interface connects the first voltage source, and first interface connects the second interface through electric capacity C4, electric capacity C4 mono-termination first voltage source, electric capacity C4 other end ground connection; Described 3rd interface is through the first magnetic bead L1 contact resistance R1 and be connected with D2S bulb, and D2S bulb is connected with power supply, resistance R1 ground connection; Described first magnetic bead L1 ground connection after electric capacity C1, one end of electric capacity C1 ground connection is also connected with electric capacity C2, and electric capacity C2 connects the second voltage source through resistance R2; Described 4th interface connects the second voltage source through the second magnetic bead L2, resistance R2; Described resistance R3 one end is through resistance R1 ground connection, and the other end connects the second voltage source through resistance R2; Resistance R3 one end is connected successively with resistance R4, resistance R5, electric capacity C3, resistance R7 and resistance R6, and the resistance R3 other end is connected with resistance R6; Described signal output part is parallel to electric capacity C3.
2. a kind of communicating circuit according to claim 1, it is characterized in that, described first voltage source is 5V, second voltage source is 3.3V, the value of resistance R1, resistance R2, resistance R4, resistance R5, resistance R6, resistance R7 is all 10 kilohms, the value of electric capacity C1, electric capacity C2, electric capacity C3 is all 1000 pico farads, and the value of electric capacity C4 is 0.1 microfarad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520403202.0U CN204697074U (en) | 2015-06-12 | 2015-06-12 | A kind of communicating circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520403202.0U CN204697074U (en) | 2015-06-12 | 2015-06-12 | A kind of communicating circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204697074U true CN204697074U (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520403202.0U Active CN204697074U (en) | 2015-06-12 | 2015-06-12 | A kind of communicating circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN204697074U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107148128A (en) * | 2016-03-01 | 2017-09-08 | 四川中泽电子有限公司 | A kind of street lighting monitoring system |
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2015
- 2015-06-12 CN CN201520403202.0U patent/CN204697074U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107148128A (en) * | 2016-03-01 | 2017-09-08 | 四川中泽电子有限公司 | A kind of street lighting monitoring system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 315111 five Town Industrial Zone, Ningbo, Zhejiang, Yinzhou District Patentee after: Ningbo Xingtai Technology Co., Ltd. Address before: 315111 Zhejiang city of Ningbo province Yinzhou District Wuxiang Industrial Park Xin Shui Road No. 6 Patentee before: Ningbo Xingtai Machinery Co., Ltd. |