CN110086505A - A kind of system that data are transmitted by direct current supply line copped wave - Google Patents
A kind of system that data are transmitted by direct current supply line copped wave Download PDFInfo
- Publication number
- CN110086505A CN110086505A CN201910309810.8A CN201910309810A CN110086505A CN 110086505 A CN110086505 A CN 110086505A CN 201910309810 A CN201910309810 A CN 201910309810A CN 110086505 A CN110086505 A CN 110086505A
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- CN
- China
- Prior art keywords
- module
- data
- supply line
- mcu
- direct current
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- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/548—Systems for transmission via power distribution lines the power on the line being DC
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/547—Systems for power line communications via DC power distribution
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Dc Digital Transmission (AREA)
Abstract
The invention discloses a kind of systems for transmitting data by direct current supply line copped wave, including main controller and from controller, the main controller includes host MCU, data receiver circuit, host data transmitting line and power conversion module, it include slave MCU from controller, data acquisition, slave data transmitting line, reverse power connection protective module and Voltage stabilizing module, power conversion module passes through power supply line, ground wire connects reverse power connection protective module, the present invention realizes power supply using both threads, the function of communication, compared to three lines can more save cost, the random positive-negative connected of both threads energy, can solve reversed power supply in engineer application leads to the problem of burning out equipment.
Description
Technical field
It is specifically a kind of to be by what data were transmitted in direct current supply line copped wave the present invention relates to technical field of data transmission
System.
Background technique
Present master board generally requires three lines if you need to realize power supply and communicate between control panel, it may be assumed that power supply line,
Line, data line cause equipment can not be just when the two communication distance is shorter or there was only both threads due to engineering wiring
Often installation.
Following situations is found during the experiment: can also be completed above-mentioned function only with both threads, while be used two
Line realizes power supply, the function of communication can more save cost compared to three lines.The random positive-negative connected of both threads energy, can solve engineering and answers
Reversed power supply leads to the problem of burning out equipment in.
Summary of the invention
The purpose of the present invention is to provide a kind of systems for transmitting data by direct current supply line copped wave, to solve the back
The problem of being proposed in scape technology.
In order to achieve the object, the invention provides the following technical scheme:
A kind of system that data are transmitted by direct current supply line copped wave, including main controller and from controller, the main controller
Including host MCU, data receiver circuit, host data transmitting line and power conversion module, from controller include slave MCU,
Data acquisition, slave data transmitting line, reverse power connection protective module and Voltage stabilizing module, power conversion module pass through power supply
Line, ground wire connect reverse power connection protective module, and reverse power connection protective module connects Voltage stabilizing module, power supply by power supply line, ground wire
Conversion module also connects data receiver circuit by power supply line, and data receiver circuit is also connected with host MCU, and host MCU is also connected with
Host data transmitting line, reverse power connection protective module also connect data acquisition by power supply line, and data acquisition is also
Slave MCU is connected, slave MCU is also connected with slave data transmission blocks.
As further scheme of the invention: the data receiver circuit includes current limliting module and voltage conversion ratio compared with mould
Block.
As further scheme of the invention: the input terminal of the current limliting module connects power conversion module, current limliting mould
Input terminal of the output end connection voltage conversion ratio of block compared with module, output end connection MCU of the voltage conversion ratio compared with module.
As further scheme of the invention: the slave data transmission blocks include current limliting module and chopper circuit.
As further scheme of the invention: the input terminal of the current limliting module connects reverse power connection protective module, limit
The input terminal of the output end connection chopper circuit of flow module meets the output end connection slave MCU of chopper circuit.
As further scheme of the invention: the current limliting module is resistance.
As further scheme of the invention: the power conversion module includes transformer and rectifier.
Compared with prior art, the beneficial effects of the present invention are: the present invention realizes the function of power supply, communication using both threads
Can, compared to three lines can more save cost, and the random positive-negative connected of both threads energy, can solve reversed power supply in engineer application causes to burn
The problem of bad equipment.
Detailed description of the invention
Fig. 1 is four kinds of voltage relationship figures of the invention.
Fig. 2 is block diagram of the invention.
Fig. 3 is the schematic diagram of data receiver circuit.
Fig. 4 is the schematic diagram of slave data transmitting line.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1: please referring to Fig. 1-4, a kind of system for transmitting data by direct current supply line copped wave, including main controller and
From controller, the main controller includes host MCU, data receiver circuit, host data transmitting line and power conversion module, from
Controller includes slave MCU, data acquisition, slave data transmitting line, reverse power connection protective module and Voltage stabilizing module, electricity
Source conversion module connects reverse power connection protective module by power supply line, ground wire, as shown in Figure 1, it is only necessary to which both threads can be completed
Power supply and communication function, reverse power connection protective module connect Voltage stabilizing module by power supply line, ground wire, and power conversion module also passes through
Power supply line connects data receiver circuit, and data receiver circuit is also connected with host MCU, and host MCU is also connected with host data and sends electricity
Road, reverse power connection protective module also connect data acquisition by power supply line, and data acquisition is also connected with slave MCU, from
Machine MCU is also connected with slave data transmission blocks.The function that power supply, communication are realized only with both threads is realized by above structure
Can, compared to three lines can more save cost, and both threads wiring can be with positive and negative any wiring, and the sorrow of no misconnection, installation effectiveness is high, can
To solve the problems, such as that reversed power supply causes to burn out equipment in engineer application.
Circuit of the present invention has following several pressure values, is described as follows: GND: master controller, the power ground from controller, voltage
For 0V；VCC1: the voltage is the operating voltage of master and slave controller MCU, generally 3.3V--5V；VCC2: the voltage is that data exist
Low level voltage when being transmitted on power supply line；VCC3: the voltage is high level voltage when data are transmitted on the power line；As above
The correlation of 4 kinds of voltage values are as follows: GND < VCC1 < VCC2 < VCC3.
Embodiment 2, on the basis of embodiment 1, the data receiver circuit of the design include current limliting module and voltage conversion
Comparison module.The input terminal of current limliting module connects power conversion module, and the output end connection voltage conversion ratio of current limliting module is compared with mould
The input terminal of block, voltage conversion ratio connect MCU compared with the output end of module.Slave data transmission blocks include current limliting module and copped wave
Circuit.The input terminal of current limliting module connects reverse power connection protective module, the input of the output end connection chopper circuit of current limliting module
End meets the output end connection slave MCU of chopper circuit.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of system for transmitting data by direct current supply line copped wave, including main controller and from controller, which is characterized in that institute
Stating main controller includes host MCU, data receiver circuit, host data transmitting line and power conversion module, includes from controller
Slave MCU, data acquisition, slave data transmitting line, reverse power connection protective module and Voltage stabilizing module, power conversion module
Reverse power connection protective module is connected by power supply line, ground wire, reverse power connection protective module connects pressure stabilizing mould by power supply line, ground wire
Block, power conversion module also connect data receiver circuit by power supply line, and data receiver circuit is also connected with host MCU, host MCU
It is also connected with host data transmitting line, reverse power connection protective module also connects data acquisition, data acquisition by power supply line
Circuit is also connected with slave MCU, and slave MCU is also connected with slave data transmission blocks.
2. a kind of system for transmitting data by direct current supply line copped wave according to claim 1, which is characterized in that described
Data receiver circuit includes current limliting module and voltage conversion ratio compared with module.
3. a kind of system for transmitting data by direct current supply line copped wave according to claim 2, which is characterized in that described
The input terminal of current limliting module connects power conversion module, and the output end of current limliting module connects input of the voltage conversion ratio compared with module
End, voltage conversion ratio connect MCU compared with the output end of module.
4. a kind of system for transmitting data by direct current supply line copped wave according to claim 1, which is characterized in that described
Slave data transmission blocks include current limliting module and chopper circuit.
5. a kind of system for transmitting data by direct current supply line copped wave according to claim 4, which is characterized in that described
The input terminal of current limliting module connects reverse power connection protective module, and the input terminal of the output end connection chopper circuit of current limliting module connects
The output end of chopper circuit connects slave MCU.
6. a kind of system for transmitting data by direct current supply line copped wave according to claim 2, which is characterized in that described
Current limliting module is resistance.
7. a kind of -6 any system for transmitting data by direct current supply line copped wave, feature exist according to claim 1
In the power conversion module includes transformer and rectifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910309810.8A CN110086505A (en) | 2019-04-17 | 2019-04-17 | A kind of system that data are transmitted by direct current supply line copped wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910309810.8A CN110086505A (en) | 2019-04-17 | 2019-04-17 | A kind of system that data are transmitted by direct current supply line copped wave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110086505A true CN110086505A (en) | 2019-08-02 |
Family
ID=67415399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910309810.8A Pending CN110086505A (en) | 2019-04-17 | 2019-04-17 | A kind of system that data are transmitted by direct current supply line copped wave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110086505A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201515367U (en) * | 2009-06-25 | 2010-06-23 | 浙江大学 | Power line chopping communication transceiver circuit |
| CN103220017A (en) * | 2013-03-04 | 2013-07-24 | 黄聪文 | Communication system for distributing electric energy and signal and control method thereof |
| CN103731327A (en) * | 2013-12-26 | 2014-04-16 | 浙江天工智能电子有限公司 | Region bus power supply and local wireless power supply combined smart home system |
| CN105515616A (en) * | 2016-01-15 | 2016-04-20 | 伟创力管理（上海）有限公司 | Direct-current power supply cable carrier communication system and communication method |
| US9933829B2 (en) * | 2014-06-30 | 2018-04-03 | Intel Corporation | Methods and systems for server power line communication |
| CN209823751U (en) * | 2019-04-17 | 2019-12-20 | 广东明丰电源电器实业有限公司 | System for transmitting data through direct current power line chopping |
-
2019
- 2019-04-17 CN CN201910309810.8A patent/CN110086505A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201515367U (en) * | 2009-06-25 | 2010-06-23 | 浙江大学 | Power line chopping communication transceiver circuit |
| CN103220017A (en) * | 2013-03-04 | 2013-07-24 | 黄聪文 | Communication system for distributing electric energy and signal and control method thereof |
| CN103731327A (en) * | 2013-12-26 | 2014-04-16 | 浙江天工智能电子有限公司 | Region bus power supply and local wireless power supply combined smart home system |
| US9933829B2 (en) * | 2014-06-30 | 2018-04-03 | Intel Corporation | Methods and systems for server power line communication |
| CN105515616A (en) * | 2016-01-15 | 2016-04-20 | 伟创力管理（上海）有限公司 | Direct-current power supply cable carrier communication system and communication method |
| CN209823751U (en) * | 2019-04-17 | 2019-12-20 | 广东明丰电源电器实业有限公司 | System for transmitting data through direct current power line chopping |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190802 |