CN208569866U - A kind of radio receiving transmitting module and its application structure on a remote control - Google Patents
A kind of radio receiving transmitting module and its application structure on a remote control Download PDFInfo
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- CN208569866U CN208569866U CN201821191362.3U CN201821191362U CN208569866U CN 208569866 U CN208569866 U CN 208569866U CN 201821191362 U CN201821191362 U CN 201821191362U CN 208569866 U CN208569866 U CN 208569866U
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- receiving transmitting
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Abstract
In order to solve the defect of existing infrared remote control, the utility model uses based on JD0069 chip, modularized design is carried out to it, it is proposed a kind of 2.4G transceiver module based on JD0069 chip, the 2.4G transceiver module only retains 8 pins, structure is simple, the peripheral components for needing to connect are seldom, user only need to connect wire to the 2.4G transceiver module power supply, MOSI, MISO, CS, CLK this six pins can normal use, have many advantages, such as small in size, low in energy consumption, at low cost, transmitting-receiving high sensitivity.In addition, the utility model also proposes the application structure of 2.4G transceiver module as described above on a remote control, has remote control distance long using the remote controler of 2.4G transceiver module as described above, have penetration power, and be not easy the advantages such as disturbed.
Description
Technical field
The utility model relates to 2.4G wireless module fields, more specifically, being related to a kind of based on JD0069 chip
2.4G transceiver module and its application structure on a remote control.
Background technique
Currently, remote controler on the market is largely IR remote controller, IR remote controller passes through infrared light emission signal, by
In the inherent characteristic of infrared light itself, so that the remote control distance of IR remote controller is relatively short, IR remote controller under normal conditions
Remote control distance at most can only achieve 8 meters；In addition the penetration capacity of infrared light is weaker, and infrared light can generate decaying in air,
And infrared light can not penetrate as long as encountering lighttight object, allowing for IR remote controller in this way can not effective signal radiated；
And infrared transmission is one-way transmission, so general IR remote controller only has signal transmission function, without signal
Receive function.
Relative to infrared ray electric magnetic wave data-transmission technology, had such as using application of the 2.4G wireless technology in remote controler
Lower advantage: (1) distance that can be remotely controlled using the high frequency radio signal of 2.4G is longer, far beyond 8 meters: (2) are due to work
Frequency range is between 2.400GHz~2.4835GHz, enables 2.4G high frequency radio signal longer in the distance of control
In the case of, also there is certain penetration power, it is not easy to receive interference；(3) 2.4G wireless technology is accomplished that bi-directional high-rate data
Transmission, so only needing to install a 2.4G module in remote controler or 2.4G chip can be achieved with the interaction of data.So
Practical 2.4G module is developed, and by 2.4G module application to field of remote-control unit is trend of the times.
JD0069 chip is single-chip integration radio transmitting and receiving chip of a work in the general ISM band in the world 2.4GHz, should
The functional modules such as integrated chip radio frequency receiver, radiofrequency launcher, frequency synthesizer, GFSK modulator, GFSK demodulator.It is logical
Flexible configuration, and built-in CRC, FEC, automatic-answering back device can be carried out to output power, channel selection and agreement by crossing SPI interface
And automatic retransmission mechanism, the system that can greatly simplify design and optimize performance.
In addition, at present on the market in the existing remote controler in part itself it is internal just there is host Main Board, have point
It analyses data and sends the function of signal.
Utility model content
In view of this, the utility model carries out modularized design to it, proposes a kind of base using based on JD0069 chip
In the 2.4G transceiver module of JD0069 chip, the 2.4G transceiver module based on JD0069 chip only retains 8 pins, structure letter
Single, the peripheral components for needing to connect are seldom, user only need to connect wire to the 2.4G transceiver module power supply,
MOSI, MISO, CS, CLK this six pins can normal use, there is small in size, low in energy consumption, at low cost, transmitting-receiving sensitivity
The advantages that high.In addition, the utility model also proposes the application structure of 2.4G transceiver module as described above on a remote control, application
Have remote control distance long without the remote controler of the 2.4G transceiver module of MCU as described above, has penetration power, and be not easy disturbed etc.
Advantage.
A kind of radio receiving transmitting module P1 comprising: JD0069 chip U1, antenna E1, crystal oscillator oscillating circuit and external 8 pipes
Foot, wherein JD0069 chip U1 includes 16 pins, and wherein pin 15 (SPI_CLK) leads to radio receiving transmitting module by route
The outside line pin 4 of P1, the outside line pin 4 of radio receiving transmitting module P1 are the serial clock line interface of standard；Pin 1
(SPI_MOSI) the outside line pin 3 of radio receiving transmitting module P1, the outer lines of radio receiving transmitting module P1 are led to by route
Road pin 3 is host input/slave output data line interface of standard；Pin 16 (SPI_MISO) is led to wirelessly by route
The outside line pin 5 of transceiver module P1, the outside line pin 5 of radio receiving transmitting module P1 are that host output/slave inputs number
According to line interface；Pin 14 (SPI_CS) leads to the outside line pin 8 of radio receiving transmitting module P1, wireless receiving and dispatching mould by route
The outside line pin 8 of block P1 is that the effective slave of low level selects line interface, the outer lines of the radio receiving transmitting module P1
Road pin 3, pin 4, pin 5 and pin 8 constitute the SPI interface of standard；Pin 13 (PKT_FLAG) leads to nothing by route
The outside line pin 7 of line transceiver module P1, the outside line pin 7 of radio receiving transmitting module P1 are transmitting reception state flag bit
Pin, its role is to provide an interface to give host Main Board, for host Main Board to 2.4G transceiver module
The detection pin 3 (RST_N) of state leads to the outside line pin 6 of radio receiving transmitting module P1, wireless receiving and dispatching mould by route
The outside line pin 6 of block P1 is the pin for receiving reset command；Pin 2 (I2C_SEL), pin 8 (VSS) and pin 9
(ANTB) be directly grounded inside radio receiving transmitting module P1, pin 11 (RF_VDD) pass through capacitor C2 after in radio receiving transmitting module P1
Inner ground；Pin 4 (VDD33) is grounded GND by the pin 2 (I2C_SEL) that capacitor C1 is connected to JD0069 chip U1, simultaneously
Pin 4 (VDD33) leads to the outside line pin 2 of radio receiving transmitting module P1, the outside of radio receiving transmitting module P1 by route
Route pin 2 is for accessing power circuit block；Pin 5 (XO) and pin 6 (XI) are for connecting crystal oscillator；Pin 10
(ANT) for connecting antenna E1；Pin 7 (NC) and pin (12) are reserved pin, the exploitation for later period other function.
Further, the crystal oscillator is the oscillator of 12MHz.
Further, the size of capacitor C1 is 100nF, and the size of capacitor C2 is 100nF
Further, the operating voltage of the radio receiving transmitting module P1 is 1.9V~3.6V
Further, the working frequency of the JD0069 chip U1 is 2402MHz~2530MHz.
Further, the radio signal that the antenna E1 is used to issue radio receiving transmitting module P1 enhances.
The utility model also proposes the application structure of radio receiving transmitting module P1 as described above on a remote control comprising:
Power circuit block, radio receiving transmitting module P1, host Main Board, wherein power circuit block is used for radio receiving transmitting module
P1 power supply, radio receiving transmitting module P1 are connected by SPI interface with host Main Board, and host Main Board is used for wireless
JD0069 chip in transceiver module P1 sends order, and radio receiving transmitting module P1 issues frequency range after receiving order as 2402MHz
The radio signal of~2530MHz.
The working process and principle of the application structure of radio receiving transmitting module P1 as described above on a remote control are as follows: first
First, power circuit block is powered to radio receiving transmitting module P1, and crystal oscillator oscillating circuit provides basic clock for JD0069 chip U1
Signal enables radio receiving transmitting module P1 to work normally.Secondly, host Main Board sends commands to radio receiving transmitting module
JD0069 chip U1, JD0069 chip in P1 is continuously transmitted in fixed frequency or is discontinuously sent a variety of different according to order
Control the signal of data.
The equipment that these signals can be required control receives, and equipment will enter into using GFSK modulation system to be needed to control
Equipment signal after Gassian low-pass filter, filter out unused signal, the signal of specific frequency obtained, by synchronization character
After parsing to, the digital signal data of needs is sent to the MCU for needing device to be controlled, and saved and analyzed, then will
Control signal sends controller to, executes movement to equipment by controller.
The radio receiving transmitting module of the utility model only retains 8 pins, and structure is simple, and the peripheral components for needing to connect are very
It is few, user only need to connect wire to 2.4G transceiver module power supply, MOSI, MISO, CS, CLK this six pins
Normal use has many advantages, such as small in size, low in energy consumption, at low cost, transmitting-receiving high sensitivity.In addition, the utility model also proposes such as
The application structure of the upper 2.4G transceiver module on a remote control, using the remote control appliance of 2.4G transceiver module as described above
There is remote control distance long, there is penetration power, and is not easy the advantages such as disturbed.
Detailed description of the invention
Fig. 1 is the structure chart of the external interface of the radio receiving transmitting module P1 of the utility model.
Fig. 2 is the schematic diagram of internal structure of the radio receiving transmitting module P1 of the utility model.
Fig. 3 is the application structure of the radio receiving transmitting module P1 of the utility model on a remote control.
Main element symbol description
| 2.4G transceiver module | P1 |
| JD0069 chip | U1 |
| Host | Main Board |
| Capacitor | C1 |
| Capacitor | C2 |
| Power supply | VCC |
| Ground | GND |
| Crystal oscillator | Y1 |
| Antenna | E1 |
| Serial clock line interface | CLK |
| Host input/slave output data line interface | MOSI |
| Host output/slave input data line interface | MISO |
| The effective slave of low level selects line interface | CS |
| Emit reception state flag bit pin | PKT |
| Reseting pin | RST |
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
Case 1 is embodied:
As shown in Figure 1, the structure chart of the external interface for radio receiving transmitting module P1；As shown in Fig. 2, being radio receiving transmitting module
The schematic diagram of internal structure of P1.A kind of radio receiving transmitting module P1 comprising: JD0069 chip U1, antenna E1, crystal oscillator oscillating circuit
With external 8 pins, wherein JD0069 chip U1 includes 16 pins, and wherein pin 15 (SPI_CLK) is led to by route
The outside line pin 4 of radio receiving transmitting module P1, the outside line pin 4 of radio receiving transmitting module P1 are the serial time clock line of standard
Interface；Pin 1 (SPI_MOSI) leads to the outside line pin 3 of radio receiving transmitting module P1, radio receiving transmitting module by route
The outside line pin 3 of P1 is host input/slave output data line interface of standard；Pin 16 (SPI_MISO) passes through route
Lead to the outside line pin 5 of radio receiving transmitting module P1, the outside line pin 5 of radio receiving transmitting module P1 be host output/
Slave input data line interface；Pin 14 (SPI_CS) leads to the outside line pin 8 of radio receiving transmitting module P1 by route,
The outside line pin 8 of radio receiving transmitting module P1 is that the effective slave of low level selects line interface, and radio receiving transmitting module P1's is outer
Portion's route pin 3, pin 4, pin 5 and pin 8 constitute the SPI interface of standard；Pin 13 (PKT_FLAG) is drawn by route
To the outside line pin 7 of radio receiving transmitting module P1, the outside line pin 7 of radio receiving transmitting module P1 is transmitting reception state mark
Will position pin, its role is to provide an interface to give host Main Board, for host Main Board detection module
Status pin 3 (RST_N) leads to the outside line pin 6 of radio receiving transmitting module P1 by route, radio receiving transmitting module P1's
Outside line pin 6 is the pin for receiving reset command；Pin 2 (I2C_SEL), pin 8 (VSS) and pin 9 (ANTB)
It is directly grounded inside radio receiving transmitting module P1, pin 11 (RF_VDD) connects inside radio receiving transmitting module P1 after passing through capacitor C2
Ground；Pin 4 (VDD33) is grounded GND, while pin 4 by the pin 2 (I2C_SEL) that capacitor C1 is connected to JD0069 chip U1
(VDD33) the outside line pin 2 of the radio receiving transmitting module P1 without MCU is led to by route, radio receiving transmitting module P1's
Outside line pin 2 is for accessing power circuit block；Pin 5 (XO) and pin 6 (XI) are for connecting crystal oscillator；Pin
10 (ANT) are for connecting antenna E1；Pin 7 (NC) and pin (12) are reserved pin, the exploitation for later period other function.
Wherein, the crystal oscillator is the oscillator of 12MHz.The size of capacitor C1 is the size of 100nF capacitor C2
Working frequency for JD0069 chip U1 described in 100nF is 2437MHz, and the operating voltage of the radio receiving transmitting module P1 is
1.9V~3.6V
As shown in figure 3, being the application structure of radio receiving transmitting module P1 as described above on a remote control comprising: power supply
Circuit module, radio receiving transmitting module P1, host Main Board, wherein power circuit block is used to supply to radio receiving transmitting module P1
Electricity, radio receiving transmitting module P1 are connected by SPI interface with host Main Board, and host Main Board is used for wireless receiving and dispatching
JD0069 chip in module P1 sends order, and radio receiving transmitting module P1 issues the nothing that frequency range is 2437MHz after receiving order
Line electric signal.
The working process and principle of the application structure of radio receiving transmitting module P1 as described above on a remote control are as follows: first
First, power circuit block is powered to radio receiving transmitting module P1, and crystal oscillator oscillating circuit provides basic clock for JD0069 chip U1
Signal enables radio receiving transmitting module P1 to work normally.Secondly, host Main Board sends commands to radio receiving transmitting module
JD0069 chip U1, JD0069 chip in P1 is continuously transmitted in fixed frequency or is discontinuously sent a variety of different according to order
Control the signal of data.
The equipment that these signals can be required control receives, and equipment will enter into using GFSK modulation system to be needed to control
Equipment signal after Gassian low-pass filter, filter out unused signal, the signal of specific frequency obtained, by synchronization character
After parsing to, the digital signal data of needs is sent to the MCU for needing device to be controlled, and saved and analyzed, then will
Control signal sends controller to, executes movement to equipment by controller.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of radio receiving transmitting module P1 comprising: antenna E1, crystal oscillator oscillating circuit and external 8 pins, it is characterised in that:
It further include JD0069 chip U1, wherein JD0069 chip U1 includes 16 pins, and wherein pin 15 is led to wirelessly by route
The outside line pin 4 of transceiver module P1, the outside line pin 4 of radio receiving transmitting module P1 are that the serial time clock line of standard connects
Mouthful；Pin 1 leads to the outside line pin 3 of radio receiving transmitting module P1, the outside line of radio receiving transmitting module P1 by route
Pin 3 is host input/slave output data line interface of standard；Pin 16 leads to radio receiving transmitting module P1's by route
Outside line pin 5, the outside line pin 5 of radio receiving transmitting module P1 are host output/slave input data line interface；Pin
14 lead to the outside line pin 8 of the radio receiving transmitting module P1 without MCU, the outer lines of radio receiving transmitting module P1 by route
Road pin 8 is that the effective slave of low level selects line interface, outside line pin 3, the pin of the radio receiving transmitting module P1
4, pin 5 and pin 8 constitute the SPI interface of standard；Pin 13 leads to the outside line of radio receiving transmitting module P1 by route
Pin 7, the outside line pin 7 of radio receiving transmitting module P1 are transmitting reception state flag bit pin, and its role is to provide one
State of a interface to host, for Host Detection radio receiving transmitting module P1；Pin 3 leads to radio receiving transmitting module by route
The outside line pin 6 of P1, the outside line pin 6 of radio receiving transmitting module P1 are the pin for receiving reset command；Pin
2, pin 8 and pin 9 are directly grounded inside radio receiving transmitting module P1, pin 11 pass through capacitor C2 after in radio receiving transmitting module P1
Inner ground；Pin 4 is grounded GND by the pin 2 that capacitor C1 is connected to JD0069 chip U1, while pin 4 is drawn by route
Out to the outside line pin 2 of the radio receiving transmitting module P1 without MCU, the outside line pin 2 of radio receiving transmitting module P1 is used for
Access power circuit block；Pin 5 and pin 6 are for connecting crystal oscillator；Pin 10 is for connecting antenna E1；7 He of pin
Pin 12 is reserved pin.
2. radio receiving transmitting module P1 as described in claim 1, it is characterised in that: the crystal oscillator is the vibration of 12MHz
Swing device.
3. radio receiving transmitting module P1 as described in claim 1, it is characterised in that: the size of capacitor C1 is 100nF capacitor C2's
Size is 100nF.
4. radio receiving transmitting module P1 as described in claim 1, it is characterised in that: the 2.4G transceiver module without MCU
The operating voltage of P1 is 1.9V~3.6V.
5. radio receiving transmitting module P1 as described in claim 1, it is characterised in that: the working frequency of the JD0069 chip U1
For 2402MHz~2530MHz.
6. the application structure of radio receiving transmitting module P1 on a remote control as described in any one of Claims 1 to 5, packet
Include: power circuit block, radio receiving transmitting module P1, host, wherein power circuit block is used to power to radio receiving transmitting module P1,
Radio receiving transmitting module P1 is connected by SPI interface with host, and host is used to send out to the JD0069 chip in radio receiving transmitting module P1
It loses one's life order, radio receiving transmitting module P1 issues the radio signal that frequency range is 2402MHz~2530MHz after receiving order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821191362.3U CN208569866U (en) | 2018-07-26 | 2018-07-26 | A kind of radio receiving transmitting module and its application structure on a remote control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821191362.3U CN208569866U (en) | 2018-07-26 | 2018-07-26 | A kind of radio receiving transmitting module and its application structure on a remote control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208569866U true CN208569866U (en) | 2019-03-01 |
Family
ID=65448065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821191362.3U Active CN208569866U (en) | 2018-07-26 | 2018-07-26 | A kind of radio receiving transmitting module and its application structure on a remote control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208569866U (en) |
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2018
- 2018-07-26 CN CN201821191362.3U patent/CN208569866U/en active Active
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