CN204119319U - A kind of module supporting WIFI wireless image transmission and serial communication - Google Patents
A kind of module supporting WIFI wireless image transmission and serial communication Download PDFInfo
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- CN204119319U CN204119319U CN201420408794.0U CN201420408794U CN204119319U CN 204119319 U CN204119319 U CN 204119319U CN 201420408794 U CN201420408794 U CN 201420408794U CN 204119319 U CN204119319 U CN 204119319U
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Abstract
The utility model relates to a kind of module supporting WIFI wireless image transmission and serial communication, the central controller that it comprises power subsystem, WIFI radio communication unit, camera unit, serial interface and is connected with them.Central controller obtains image by camera unit, and by WIFI radio communication unit on image transmitting to the computer or mobile phone terminal of far-end, in addition, central controller carries out communication by serial interface and peripheral equipment, on the computer that the parameter of peripheral equipment and state are sent to far-end by WIFI radio communication unit or mobile phone terminal, simultaneously, central controller also can by the control signal that WIFI radio communication unit acquisition user computer distally or mobile phone terminal send, and these control signals by Serial Port Transmission on peripheral equipment.The beneficial effects of the utility model are to enormously simplify people at intelligent carriage, the WIFI wireless application mode in the field such as aircraft and Smart Home.
Description
[technical field]
The utility model relates to technical field of communication equipment, refers in particular to a kind of module supporting WIFI wireless image transmission and serial communication.
[background technology]
At present, in WIFI field of wireless communication, people use WIFI wireless serial module to carry out data communication usually, use WIFI wireless camera to carry out image transmitting.But along with intelligent carriage, the development in the field such as aircraft and Smart Home, people not only need to use the mode of WIFI wireless serial to carry out communication to equipment, also need the image by WIFI remote watching equipment end.Under existing pattern, the demand that WIFI equipment meets data communication and image transmitting is simultaneously overlapped in people's use two of having to.Therefore the module designing and developing a kind of support WIFI wireless image transmission and serial communication simultaneously seems particularly important.
[summary of the invention]
The technical problems to be solved in the utility model is, provides a kind of module supporting WIFI wireless image transmission and serial communication.
The purpose of this utility model is achieved in that a kind of module supporting WIFI wireless image transmission and serial communication, the central controller that it comprises power subsystem, WIFI radio communication unit, camera unit, serial interface and is connected with them.Central controller obtains image by camera unit, and by WIFI radio communication unit on image transmitting to the computer or mobile phone terminal of far-end, in addition, central controller carries out communication by serial interface and peripheral equipment, on the computer that the parameter of peripheral equipment and state are sent to far-end by WIFI radio communication unit or mobile phone terminal, simultaneously, central controller also can by the control signal that WIFI radio communication unit acquisition user computer distally or mobile phone terminal send, and these control signals by Serial Port Transmission on peripheral equipment.
In said structure, described central controller can adopt the 32-bit microprocessor based on ARM Cortex-M kernel.
In said structure, described WIFI radio communication unit can adopt the model based on Marvell88W8686 chip to be the integration module of MR09-REF2-457, and it is connected with above-mentioned central controller by SDIO bus interface.
In said structure, described camera unit can adopt the camera module based on OV2640 chip, and it is connected with above-mentioned central controller with the parallel bus of eight bit data width by I2C universal serial bus.
In said structure, described serial interface can the row's of employing pin or socket connector.
In said structure, described power subsystem comprises linear DC power supply pressurizer.
Compared to common WIFI wireless serial module or WIFI wireless camera, the beneficial effects of the utility model are on the basis of WIFI wireless serial communication, add WIFI wireless camera heads transmit, make this module can carry out remote serial port communication and tele-video transmission simultaneously, enormously simplify people at intelligent carriage, the WIFI wireless application mode in the field such as aircraft and Smart Home.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing in detail concrete structure of the present utility model is described in detail
Fig. 1 is structured flowchart of the present utility model
Fig. 2 is the circuit diagram of the utility model specific embodiment
[embodiment]
Below in conjunction with accompanying drawing, the utility model specific embodiment is described in detail.
As shown in Figure 1, the utility model relates to a kind of module supporting WIFI wireless image transmission and serial communication, the central controller that it comprises power subsystem, WIFI radio communication unit, camera unit, serial interface and is connected with them.Central controller obtains image by camera unit, and by WIFI radio communication unit on image transmitting to the computer or mobile phone terminal of far-end, in addition, central controller carries out communication by serial interface and peripheral equipment, on the computer that the parameter of peripheral equipment and state are sent to far-end by WIFI radio communication unit or mobile phone terminal, simultaneously, central controller also can by the control signal that WIFI radio communication unit acquisition user computer distally or mobile phone terminal send, and these control signals by Serial Port Transmission on peripheral equipment.
Above-mentioned central controller adopts microprocessor to realize, in this specific embodiment, the control circuit that the micro-chip processor that it have employed by model is STM32F103RET6 forms, it is connected with WIFI radio communication unit, camera unit and serial interface respectively.
Above-mentioned camera unit is connected with central controller, and in this specific embodiment, what its adopted is camera module based on OV2640 chip, and this module is connected with central controller with the parallel bus of eight bit data width by I2C universal serial bus.I2C universal serial bus is a kind of bus structures that microprocessor is conventional, and it comprises a two-way holding wire SDA and clock signal SCL for transmitting data.The parallel bus of eight bit data width is used for output image data, and it contains eight for transmitting the holding wire DATA0-DATA7 of data.Central controller is by the running parameter of I2C universal serial bus setting camera module, after camera module collects a complete image, namely notify central controller in the mode of interrupting, then central controller reads by the parallel data bus of eight view data that camera module buffering area collects.
Above-mentioned WIFI radio communication unit is connected with central controller, and in this specific embodiment, what its adopted is based on the model of Marvell88W8686 chip is the integration module of MR09-REF2-457.This module is connected with central controller by SDIO bus interface.SDIO bus is a kind of bus structures that microprocessor and peripheral equipment communication often use, and it comprises four for transmitting the bidirectional signal line DATA0-DATA4 of data, one for transmitting the bidirectional signal line CMD of order, a clock cable CLK.After central controller gets view data from camera unit, data to be sent in the wireless mode of WIFI by this module and on the remote computer of local area network (LAN) of this WIFI unit composition or mobile phone terminal.In addition, remote computer or mobile phone terminal also can be sent to data on central controller by this WIFI radio communication unit.
Above-mentioned serial interface is connected with central controller, and in this specific embodiment, what its adopted is the socket of four pins, for being undertaken being connected and communication by the mode of serial ports with peripheral equipment.Central controller can read information and the state of peripheral equipment on the one hand by serial ports, on the other hand, also the control information from WIFI radio communication unit can be transported on peripheral equipment by serial ports.
Above-mentioned power subsystem comprises linear DC power supply pressurizer.In this specific embodiment, this circuit uses from 5 volt DC power supplys of USB joint as input, then convert the voltage of 3.3 volts, 2.8 volts and 1.3 volts to through linear DC power supply pressurizer, for central controller, WIFI radio communication unit and camera unit are powered.
Fig. 2 is the circuit diagram of the utility model specific embodiment, and the U1 in figure is central controller, and it is connected with WIFI radio communication unit U2 by SDIO bus interface.39,40,51,52 pins of U1 are the data wire of SDIO bus interface, and 53 pins of U1 are the clock line of SDIO bus interface, and 54 pins of U1 are the order wire of SDIO bus interface.Concrete connected mode is: SDIO bus data line 39,40,51,52,53,54 pin of U1 is connected with 21,5,22,12,14,20 pins of U2 respectively.
As shown in Figure 2, the U3 in figure is camera unit, and it is connected with central controller U1 with eight bit data width parallel bus by I2C universal serial bus.The pin 13 of U3 is the clock signal input pin of camera unit, the pin 6 of U3 is the reset signal input pin of camera unit, the pin 3 of U3 is the data wire of I2C universal serial bus, the pin 5 of U3 is the clock line of I2C universal serial bus, 19,21,22,20,18,16,14,12 pins of U3 are eight bit width data wires of parallel bus, for output image data, 7,9,17 pins of U3 are the order wire of parallel bus.Concrete connected mode is: the universal serial bus 3 of U3 is connected with 34 pins with 30 of U1 respectively with 5 pins, data wire 19,21,22,20,18,16,14,12 pin of the parallel bus of U3 is to be connected with 8,9,10,11,24,25,37,38 pins of central controller U1, and clock and order wire 13,6,7 pin of the parallel bus of U3 are to be connected with 41,21,26 pins of central controller U1.
As shown in Figure 2, the U4 in figure is a model is the NAND gate of SN74LVC1G00, and its 1,2 pins are connected with 17,9 pins of U3 respectively, and its pin 4 is connected with 27 pins of central controller U1.
As shown in Figure 2, the J1 in figure is row's pin of four pins, and it is connected with central controller U1 by serial bus.The pin 16 of U1 is the TX holding wire of serial ports, and the pin 17 of U1 is the RX holding wire of serial ports.Concrete connected mode is: 16,17 pins of U1 are connected with 2,1 pin of J1 respectively.
As shown in Figure 2, the J2 in figure is USB socket, and U5, U6, U7 and U8 are low pressure difference linear voltage regulators.The DC power supply of 5V inputs from USB interface, through U5 and U6 voltage transitions to 3.3 volts, for providing the DC power supply of 3.3 volts for central controller U1, WIFI radio communication unit U2 and camera unit U3.Wherein, 3.3 volts of power supplys again respectively through U7 and U8 voltage transitions to 2.8 volts and 1.3 volts, for providing DC power supply to camera unit U3.
As shown in Figure 2, other auxiliary 3V3_1 VDD-to-VSS comprising central controller U1 that connects connects, the connection of the 3V3_2 power supply of camera unit U2,2V8 power supply, 1V3 VDD-to-VSS, the 3V3_2 VDD-to-VSS of WIFI radio communication unit U2 connects, the crystal oscillator X1 of central control unit U1 connects, the antenna ANT1 of WIFI radio communication unit U2 connects, and the resistance R of each unit is connected with electric capacity C.
Above embodiment of the present utility model is described in detail.It is to be noted; the utility model is not limited to above-mentioned execution mode; any those skilled in the art of being familiar with based in technical solutions of the utility model to any simple modification that above-mentioned enforcement is done, equivalent variations and replacement, all belong within protection range of the present utility model.
Claims (4)
1. support a module for WIFI wireless image transmission and serial communication, the central controller that it comprises power subsystem, WIFI radio communication unit, camera unit, serial interface and is connected with them.
2. a kind of module supporting WIFI wireless image transmission and serial communication as claimed in claim 1, is characterized in that: described central controller adopts the 32-bit microprocessor based on ARM Cortex-M kernel.
3. a kind of module supporting WIFI wireless image transmission and serial communication as claimed in claim 1, is characterized in that: described WIFI radio communication unit is connected with described central controller by SDIO bus.
4. a kind of module supporting WIFI wireless image transmission and serial communication as claimed in claim 1, is characterized in that: described camera unit is connected with central controller with the parallel bus of eight bit data width by I2C universal serial bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420408794.0U CN204119319U (en) | 2014-07-17 | 2014-07-17 | A kind of module supporting WIFI wireless image transmission and serial communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420408794.0U CN204119319U (en) | 2014-07-17 | 2014-07-17 | A kind of module supporting WIFI wireless image transmission and serial communication |
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| Publication Number | Publication Date |
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| CN204119319U true CN204119319U (en) | 2015-01-21 |
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|---|---|---|---|
| CN201420408794.0U Expired - Fee Related CN204119319U (en) | 2014-07-17 | 2014-07-17 | A kind of module supporting WIFI wireless image transmission and serial communication |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106982447A (en) * | 2017-03-10 | 2017-07-25 | 建荣半导体（深圳）有限公司 | One kind modification follow shot device WIFI parametric techniques, apparatus and system |
| CN109451238A (en) * | 2017-11-23 | 2019-03-08 | 北京臻迪科技股份有限公司 | A kind of communication means, communication system and unmanned plane |
-
2014
- 2014-07-17 CN CN201420408794.0U patent/CN204119319U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106982447A (en) * | 2017-03-10 | 2017-07-25 | 建荣半导体（深圳）有限公司 | One kind modification follow shot device WIFI parametric techniques, apparatus and system |
| CN109451238A (en) * | 2017-11-23 | 2019-03-08 | 北京臻迪科技股份有限公司 | A kind of communication means, communication system and unmanned plane |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Xie Qiang Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Xie Qiang Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20150717 |
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| EXPY | Termination of patent right or utility model |