CN204697058U - A kind of information delivery apparatus based on power line carrier - Google Patents
A kind of information delivery apparatus based on power line carrier Download PDFInfo
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- CN204697058U CN204697058U CN201520442926.6U CN201520442926U CN204697058U CN 204697058 U CN204697058 U CN 204697058U CN 201520442926 U CN201520442926 U CN 201520442926U CN 204697058 U CN204697058 U CN 204697058U
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Abstract
The utility model relates to a kind of information delivery apparatus based on power line carrier, comprise host computer PLC communication module, slave computer PLC communication module, program controling module U4, driver module, display module, host computer PLC communication module comprises the communication module be connected with serial ports of computers, toggle switch J1, power line carrier module chip U2, connector J2, communication module data terminal is connected with J1, the data-interface of J1 and U2 connects, slave computer PLC communication module comprises power line carrier module chip U5, toggle switch J5, the power line interface of U2 is connected by the power line interface of J2 and U5, the data-interface of U5 is connected with J5, the data-interface of J5 and U4 connects, the I/O interface of U4 is connected with the data-interface of driver module, driver module is connected with display module.The utility model, without the need on the basis of rewiring, realizes the quick, accurate, stable of information and issues.
Description
Technical field
The utility model relates to a kind of information delivery apparatus based on power line carrier, belongs to technical field of electronic products.
Background technology
Power line communication refers to a kind of communication mode utilizing power line transmission data and voice signal, and power line carrier communication utilizes power circuit as the carrier communication of transmission channel, is the distinctive a kind of communication mode of electric power system.Some public arenas such as current such as apartment, classroom, office building, basis wiring is shaping, but sometimes along with the development need in epoch or the needs of interim accomodation of activities, people more need quick, convenient, real-time Information issued, and the release quickly how realizing information in the public arena that these are not easy to rewiring is the problem that current field of power line communication needs to solve.
Summary of the invention
For solving the problem, the utility model provides a kind of information delivery apparatus based on power line carrier, without the need on the basis of rewiring, realizes the quick, accurate, stable of information and issues.
For achieving the above object, the technical solution of the utility model is:
A kind of information delivery apparatus based on power line carrier, comprise host computer PLC communication module, slave computer PLC communication module, program controling module, driver module, display module, host computer PLC communication module comprises communication module, toggle switch one, power line carrier module chip one, connector one, communication module comprises MAX232 level transferring chip, connector two, the signal end of MAX232 level transferring chip is connected with plug connector two, the data terminal of MAX232 level transferring chip is connected with toggle switch one, connector two is connected with serial ports of computers, toggle switch one is connected with the data-interface of power line carrier module chip one, the power line interface of power line carrier module chip one is connected with connector one, slave computer PLC communication module comprises power line carrier module chip two, toggle switch two, the power line interface of power line carrier module chip two is connected with connector one, the data-interface of power line carrier module chip two is connected with toggle switch two, toggle switch two is connected with the data-interface of program controling module, the I/O interface of program controling module is connected with the data-interface of driver module, the output pin of driver module is connected with display module.
Driver module comprises 74HC245 chip, 74HC595 chip, 74HC138 chip, the I/O interface of program controling module is connected with the data terminal of 74HC245 chip, the data terminal of 74HC245 chip is connected with 74HC595 chip, 74HC138 chip respectively, and the output pin of 74HC595 chip, 74HC138 chip is connected with display module.
Power line carrier module chip one, power line carrier module chip two all adopt BWP10A chip.
Program controling module adopts 8051 chips.
Display module is LED dot matrix.
Host computer PLC communication module of the present utility model, as main control device, is connected with BWP10A power line carrier module by serial ports, is mainly used in host computer Information issued to go out, and can be used for issuing command or displaying contents; Slave computer PLC communication module BWP10A and main control device by the mutual communication of power line, by data that power line receives by serial ports to program controling module.
Program controling module is mainly used to use serial line interface and the BWP10A power line carrier module of single-chip microcomputer to carry out connecting communication, then performs order that main frame sends or shows corresponding information.
Driver module is mainly used to driving LED dot matrix.
Display module is mainly used to corresponding information to be shown on LED dot matrix.
Host machine part host computer is connected with BWP10A power line carrier module by serial ports, be used for issuing command or displaying contents, slave computer uses the serial line interface of single-chip microcomputer and BWP10A power line carrier module to carry out connecting communication, then program controling module performs the main frame order of sending or display corresponding information, and information shows on LED dot matrix the most at last.
The utility model is based on electric line carrier communication technology, without the need on the basis of rewiring, realize the quick, accurate, stable of information to issue, structure is simple, compact, easy to use, can in apartment, classroom, the place such as office building set up display screen, access power line, the release quickly of information can be realized, be particularly useful for the workplace being not easy to rewiring.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is host computer PLC communication module electrical block diagram;
Fig. 3 is the electrical block diagram of slave computer PLC communication module and program controling module, driver module, display module.
Embodiment
In order to deepen, to understanding of the present utility model, to be described in further detail the utility model below in conjunction with drawings and Examples, this embodiment is only for explaining the utility model.
Embodiment 1, as shown in Figure 1, Figure 2 and Figure 3, the utility model relates to a kind of information delivery apparatus based on power line carrier, comprises host computer PLC communication module, slave computer PLC communication module, program controling module 8051 chip U4, driver module, display module.
Host computer PLC communication module comprises communication module, toggle switch J1, power line carrier module BWP10A chip U2, connector J2, communication module comprises MAX232 level transferring chip U3, connector J3, MAX232 level transferring chip U3 periphery is connected with electric capacity C1 ~ C4, R1OUT, T1IN of U3 are connected with toggle switch J1, are connected by R1, T1 mouth of toggle switch J1 and U2.T1OUT, R1IN of U3 are connected with connector J3.Toggle switch J1 is connected with R1, T1 data-interface of power line carrier module BWP10A chip U2.When host computer needs issuing command or displaying contents, by the connector J3 be connected with serial ports of computers, send to power line carrier module BWP10A chip by communication module.Power line interface N, L of host computer PLC communication module power line carrier module BWP10A chip U2 are connected with N, L of slave computer power line carrier module BWP10A chip U5 by connector J2.
Slave computer PLC communication module comprises power line carrier module BWP10A chip U5, toggle switch J5.R1, T1 of BWP10 chip U5 are connected with TXD, RXD of program controling module 8051 chip U4 by toggle switch J5.Program controling module 8051 chip U4 is used for performing the main frame order of sending or display corresponding information to driver module.
Driver module is made up of 74HC245 chip U6,74HC595 chip U7,74HC138 chip U8.The I/O interface of program controling module 8051 chip U4 is connected with the data terminal of 74HC245 chip U6, the data terminal of 74HC245 chip U6 is connected with 74HC595 chip U7,74HC138 chip U8 respectively, and the output pin of 74HC595 chip U7,74HC138 chip U8 is connected with display module.Which use two panels 74HC245 chip, two the 74HC138 decodings of row cutting part, input row gating signal as two decoder addresses, can obtain the row value signal of 16 row.The driving force of 74HC138 is limited, can be connected, can provide enough electric currents by triode TIP127 with power supply.Row input queued switches is inputted by 16 8 Bits Serial, and serial or parallel exports tri-state shift register 74HC595 and realizes.
Display module is made up of LED dot matrix.LED dot matrix is made up of the dot matrix of 32 8x8, and its display is realized by the control of single-chip microcomputer to the chips such as 74HC245,74HC595,74HC138 and respective drive.
It is simple, compact that the design has structure, easy to use, can in apartment, classroom, the place such as office building set up display screen, access power line, can realize the release quickly of information, be particularly useful for the workplace being not easy to rewiring.
Claims (5)
1. the information delivery apparatus based on power line carrier, it is characterized in that: comprise host computer PLC communication module, slave computer PLC communication module, program controling module, driver module, display module, host computer PLC communication module comprises communication module, toggle switch one, power line carrier module chip one, connector one, communication module comprises MAX232 level transferring chip, connector two, the signal end of MAX232 level transferring chip is connected with plug connector two, the data terminal of MAX232 level transferring chip is connected with toggle switch one, connector two is connected with serial ports of computers, toggle switch one is connected with the data-interface of power line carrier module chip one, the power line interface of power line carrier module chip one is connected with connector one, slave computer PLC communication module comprises power line carrier module chip two, toggle switch two, the power line interface of power line carrier module chip two is connected with connector one, the data-interface of power line carrier module chip two is connected with toggle switch two, toggle switch two is connected with the data-interface of program controling module, the I/O interface of program controling module is connected with the data-interface of driver module, the output pin of driver module is connected with display module.
2. the information delivery apparatus based on power line carrier according to claim 1, it is characterized in that: driver module comprises 74HC245 chip, 74HC595 chip, 74HC138 chip, the I/O interface of program controling module is connected with the data terminal of 74HC245 chip, the data terminal of 74HC245 chip is connected with 74HC595 chip, 74HC138 chip respectively, and the output pin of 74HC595 chip, 74HC138 chip is connected with display module.
3. the information delivery apparatus based on power line carrier according to claim 1 and 2, is characterized in that: power line carrier module chip one, power line carrier module chip two all adopt BWP10A chip.
4. the information delivery apparatus based on power line carrier according to claim 3, is characterized in that: program controling module adopts 8051 chips.
5. the information delivery apparatus based on power line carrier according to claim 4, is characterized in that: display module is LED dot matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520442926.6U CN204697058U (en) | 2015-06-26 | 2015-06-26 | A kind of information delivery apparatus based on power line carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520442926.6U CN204697058U (en) | 2015-06-26 | 2015-06-26 | A kind of information delivery apparatus based on power line carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204697058U true CN204697058U (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520442926.6U Expired - Fee Related CN204697058U (en) | 2015-06-26 | 2015-06-26 | A kind of information delivery apparatus based on power line carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204697058U (en) |
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2015
- 2015-06-26 CN CN201520442926.6U patent/CN204697058U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20160626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |