CN108877185A - A bluetooth remote control method and circuit - Google Patents

Abstract

The invention relates to the technical field of control and discloses a Bluetooth remote control method and circuit. The Bluetooth remote control method is applied to a Bluetooth module, the Bluetooth module is provided with a signal pin, and the signal pin is used for being connected with a controller through an infrared interface; the method comprises the following steps: receiving a control command sent by an intelligent terminal; converting the control command into a level signal according to a preset infrared coding model; and transmitting the level signal to the controller through the signal pin so as to enable the controller to execute the control command. Through the mode, the device can be conveniently controlled.

Description

A bluetooth remote control method and circuit

technical field

The invention relates to the technical field of control, in particular to a bluetooth remote control method and circuit.

Background technique

Many home appliances are usually difficult to access, such as air conditioners, fans, wall lamps, etc., are usually installed on the wall, and it is difficult for human hands to directly touch and control them. Therefore, many home appliances need to be controlled by remote control.

The remote control of home appliances is usually controlled by infrared communication. By setting an infrared transmitting tube on the remote control and setting an infrared receiving head on the main control board of the home appliance, the home appliance can receive the control signal of the remote control to execute corresponding action.

In the process of realizing the embodiment of the present invention, the inventor of the present invention found that in the current infrared control mode, due to the directionality of infrared light, the user needs to hold a remote controller to control the product remotely, which is very inconvenient.

Contents of the invention

The technical problem mainly solved by the embodiment of the present invention is to provide a bluetooth remote control method and circuit, which can control the equipment conveniently.

In order to solve the above technical problems, a technical solution adopted by the embodiment of the present invention is: provide a bluetooth remote control method, which is applied to the bluetooth module, the bluetooth module is provided with signal pins, and the signal pins are used to connect controller; the method includes: receiving a control command sent by an intelligent terminal; converting the control command into a level signal according to a preset infrared coding model; transmitting the level signal to the a controller, so that the controller executes the control command.

Wherein, the method further includes: broadcasting the identity of the Bluetooth module, so that the smart terminal establishes a connection with the Bluetooth module.

Wherein, the method further includes: generating a two-dimensional code according to the address information of the Bluetooth module, so that the smart terminal recognizes the two-dimensional code and establishes a connection with the Bluetooth module.

Wherein, the control command includes: command identification information, command control information and command verification information, and converting the control command into a level signal according to a preset conversion model includes: converting the command identification information, command The control information and the command verification information are respectively converted into binary codes; according to the logic level of the binary codes, the level signal is output according to a preset timing.

Wherein, the level signal includes a low level signal and a high level signal; the outputting the level signal according to the logic level of the binary code according to the preset timing includes: according to the logic level of the binary code Level 0, output a low-level signal for the first preset duration, and then output a high-level signal for the second preset duration; according to the logic level 1 of the binary code, output a low-level signal for the third preset duration, and then output a high-level signal for a fourth preset duration.

In order to solve the above technical problems, another technical solution adopted by the embodiment of the present invention is to provide a bluetooth remote control circuit, including: a bluetooth module, an infrared interface and a controller, the bluetooth module is provided with a signal pin, and the signal lead The foot is used to connect the controller through the infrared interface; wherein, the Bluetooth module is used to: receive the control command sent by the intelligent terminal; convert the control command into a level signal according to the preset infrared coding model; The level signal is transmitted to the controller through the signal pin, so that the controller executes the control command.

Wherein, the circuit further includes a main board, and the infrared interface and the controller are arranged on the main board.

Wherein, the Bluetooth module is also provided with a power pin and a ground pin, and the infrared interface includes a first interface, a second interface and a third interface; the power pin is connected to the first interface, and the ground The pin is connected to the second interface, the second interface is grounded, and the signal pin is connected to the third interface; the Bluetooth module is specifically used for: passing the level signal through the signal pin transmitted to the third interface, thereby transmitted to the controller, so that the controller executes the control command.

Wherein, the circuit further includes a first capacitor, and the first capacitor is respectively connected to the second interface and the third interface.

Wherein, the connection between the Bluetooth module and the infrared interface is a detachable connection.

The beneficial effect of the embodiment of the present invention is: different from the situation of the prior art, the embodiment of the present invention connects the signal pin of the Bluetooth module to the controller through the infrared interface, and the Bluetooth module converts the control command sent by the smart terminal according to the preset infrared conversion The model is converted into a level signal, and the level signal is transmitted to the controller through the signal pin to imitate the level signal of the original infrared module, so that the controller can directly process the data information transmitted after the Bluetooth module is connected to the infrared interface, without When the controller changes the program, the bluetooth module can realize the function of the original infrared module, so that the bluetooth remote control can be realized by replacing the original infrared module with the bluetooth module, and the device can be controlled conveniently.

Description of drawings

One or more embodiments are exemplified by the pictures in the corresponding drawings, and these exemplifications do not constitute a limitation to the embodiments. Elements with the same reference numerals in the drawings represent similar elements. Unless otherwise stated, the drawings in the drawings are not limited to scale.

Fig. 1 is a schematic structural diagram of a bluetooth remote control system provided by an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a bluetooth remote control circuit provided by an embodiment of the present invention;

FIG. 3 is a schematic flow chart of a Bluetooth remote control method provided by an embodiment of the present invention;

4 is a schematic flowchart of an application scenario of a Bluetooth remote control method provided by an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a bluetooth remote control device provided by an embodiment of the present invention.

Detailed ways

In order to facilitate the understanding of the present invention, the present invention will be described in more detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that when an element is said to be "fixed" to another element, it may be directly on the other element, or there may be one or more intervening elements therebetween. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween.

Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used in the description of the present invention in this specification are only for the purpose of describing specific embodiments, and are not used to limit the present invention.

The remote control of home appliances is usually controlled by infrared communication. By setting an infrared transmitting tube on the remote control and setting an infrared receiving head on the main control board of the home appliance, the home appliance can receive the control signal of the remote control to execute corresponding action.

The motherboard of home appliances is often equipped with a specific infrared interface to connect the infrared receiver. Since the infrared receiver generally has three pins, the interface is a 3PIN interface. If the infrared receiver is directly inserted into the 3PIN interface, the infrared The receiving head can communicate with the controller on the motherboard.

However, the current infrared control method requires the user to hold a remote controller to remotely control the product, which is very inconvenient; moreover, all remote controllers with the same code can control the product, which brings certain safety problems.

Based on this, the embodiment of the present invention proposes a bluetooth remote control method and circuit, the bluetooth remote control method and circuit can remove the infrared receiving head on the main board and install the bluetooth module, so that the controller can directly process the bluetooth module connection The data information transmitted after entering the infrared interface does not require the controller to change the program, so as to realize the Bluetooth remote control and control the device conveniently.

Specifically, the embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

Please refer to FIG. 1 . FIG. 1 is a schematic structural diagram of a Bluetooth remote control system provided by an embodiment of the present invention. As shown in FIG. 1 , the Bluetooth remote control system 300 includes a Bluetooth remote control circuit 100 and an intelligent terminal 200 . The bluetooth remote control circuit 100 can be connected with the smart terminal 200 through bluetooth, so that the bluetooth remote control circuit 100 and the smart terminal 200 can perform information transmission.

Among them, the smart terminal 200 can exist in various forms, including but not limited to: (1) Mobile communication equipment: This type of equipment is characterized by having mobile communication functions, and its main purpose is to provide voice and data communication. Such terminals include: smart phones, feature phones, etc. (2) Ultra-mobile personal computer equipment: This type of equipment belongs to the category of personal computers, with computing and processing functions, and generally also has the characteristics of mobile Internet access. Such terminals include: PDA, MID and UMPC equipment, etc. (3) Portable entertainment devices: These devices can display and play content. Such devices include: audio and video players, handheld game consoles, e-books, and smart toys. (4) Other electronic devices with data interaction functions.

Wherein, the bluetooth remote control circuit 100 can be set in any suitable electrical equipment with an infrared interface and capable of realizing the infrared remote control function, such as a TV, a chandelier, an air conditioner, and the like.

Specifically, as shown in FIG. 2 , the Bluetooth remote control circuit 100 includes: a Bluetooth module 110 , an infrared interface 120 and a controller 130 , and the Bluetooth module 110 is connected to the controller 130 through the infrared interface 120 .

Wherein, the bluetooth module 110 can be improved on the basis of any suitable bluetooth chip with a signal output interface and any type. In this embodiment, the bluetooth module 110 is implemented on the basis of the CC2541 bluetooth chip. obtained by improvement. The Bluetooth module 110 is used to: receive the control command sent by the smart terminal; convert the control command into a level signal according to the preset infrared coding model; transmit the level signal to the controller 130 through the signal pin 112, so that the controller 130 Execute control commands.

Specifically, the Bluetooth module 110 is provided with a signal pin 111 , a power pin 112 and a ground pin 113 . The signal pin 111 is used for connecting the controller 130 through the infrared interface 120 , the power pin 112 is used for connecting the power supply, and the ground pin 113 is used for grounding. Wherein, the signal pin 111 can be any GPIO pin on the Bluetooth module 110 , the power pin 112 can be the Vcc pin of the Bluetooth module 110 , and the ground pin 113 can be the GND pin of the Bluetooth module 110 .

Wherein, the infrared interface 120 includes a first interface 121 , a second interface 122 and a third interface 123 . The first interface 121 , the second interface 122 and the third interface 123 may be welding points or socket holes. When the bluetooth module 110 is connected to the infrared interface 120, the power supply pin 112 is connected with the first interface 121, the ground pin 113 is connected with the second interface 122, and the second interface 122 is grounded, and the signal pin 113 is connected with the third interface 123 connected so that the bluetooth module 110 transmits the level signal to the third interface 123 through the signal pin 113 , thereby transmitting to the controller 130 so that the controller 130 executes the control command.

Optionally, when the infrared interface 120 is a socket, the connection between the Bluetooth module 110 and the infrared interface 120 is a detachable connection. Infrared interface 120 also comprises interface housing 124, and first interface 121, second interface 122 and the 3rd interface 123 are located in interface housing 124, makes former infrared receiving head can take off from infrared interface 120 easily, bluetooth module 110 can be conveniently is connected with the infrared interface 120, so that the original infrared receiving head can be easily replaced with the bluetooth module 110.

Optionally, in order to enable stable signal transmission, the Bluetooth remote control circuit 100 further includes: a first capacitor C1 and a second capacitor C2. The first capacitor C1 is connected to the second interface 122 and the third interface 123 respectively, and the second capacitor C2 is connected to the second interface 122 and the third interface 123 respectively. Wherein, the capacitance value of the first capacitor C1 is 100NF, but not limited to 100NF, and the capacitance value of the second capacitor C2 is 47UF, but not limited to 47UF, which can be selected according to the actual situation. The power input is filtered by setting the first capacitor C1 and the second capacitor C2, so that the signal can be transmitted stably.

Wherein, the controller 130 may include a processor, an application-specific integrated circuit (Application-Specific Integrated Circuit, ASIC) with a control processing function, a field programmable gate array (Field Programmable Gate Array, FPGA), a single-chip microcomputer, and the like. The controller 130 is connected with the bluetooth module 110 through the infrared interface 120, thereby receiving the level signal transmitted by the bluetooth module 110.

Optionally, the Bluetooth remote control circuit 100 may further include: a memory. The memory may include a volatile memory (English: volatile memory), such as a random access memory (English: random-access memory, abbreviated: RAM), such as a static random-access memory (English: static random-access memory, abbreviated: SRAM) ), Double Data Rate Synchronous Dynamic Random Access Memory (English: Double Data Rate Synchronous Dynamic Random Access Memory, abbreviation: DDR SDRAM), etc.; memory can also include non-volatile memory (English: non-volatile memory), such as flash Memory (English: flash memory), hard disk (English: hard disk drive, abbreviation: HDD) or solid-state drive (English: solid-state drive, abbreviation: SSD), electrically erasable programmable read-only memory (Electrically Erasable Programmable read only memory, EEPROM); the memory may also include a combination of the above-mentioned types of memory. The memory may be an independent memory, or a memory inside a chip (such as a processor chip) or a certain module with a storage function. The memory may store computer programs, computer instructions, operating systems, data, databases, and the like. The memory can store it in partitions.

Wherein, the bluetooth remote control circuit 100 also includes: a main board 140 . The infrared interface 120 and the controller 130 are fixed on the main board 140 , and the connection between the infrared interface 120 , the controller 130 and the main board 140 can be plugged or welded. In this example, the motherboard 140 is a motherboard in a household appliance, which may contain various circuits, chips, etc., and is used to realize various functions of the household appliance.

Optionally, the Bluetooth remote control circuit 100 may also include: a power supply. The power supply is located on the mainboard 140 and is used to supply power to each module on the mainboard. The power supply is connected to the controller 120 to supply power to the controller 120, and to supply power to the bluetooth module 110 through the infrared interface 120.

In this embodiment, by connecting the signal pin 111 of the Bluetooth module 110 to the controller 130 through the infrared interface 120, the Bluetooth module 110 converts the control command sent by the smart terminal 200 into a level signal according to the preset infrared coding model, and makes the The level signal is transmitted to the controller 130 through the signal pin 111 to imitate the level signal of the original infrared module, so that the controller 130 can directly process the data information transmitted after the Bluetooth module 110 is connected to the infrared interface 120, without changing the program of the controller The bluetooth module 110 can realize the function of the original infrared module, so that the bluetooth remote control of the intelligent terminal 200 can be realized by replacing the original infrared module with the bluetooth module, which can be conveniently controlled.

Please refer to FIG. 3 . FIG. 3 is a schematic flowchart of a Bluetooth remote control method provided by an embodiment of the present invention. As shown in FIG. 3, the Bluetooth remote control method is applied to the Bluetooth remote control circuit 100 in the above-mentioned embodiment, and the method includes:

410. Receive a control command sent by the smart terminal.

After the Bluetooth remote control circuit 100 establishes a connection with the smart terminal 200, it receives the control command sent by the smart terminal 200. Wherein, the control command may be an opening control command, a closing control command, or a function switching control command for the electrical equipment, and the like.

Wherein, the control command may include command identification information, command control information, and command verification information. For example, the control command includes three bytes of 0x86, 0x80, and 0x28, where 0x86 is the command identification information, 0x80 is the command control information, and 0x28 is the command verification information. test information. By receiving the control command sent by the smart terminal, the smart terminal can control the electrical equipment.

420. Convert the control command into a level signal according to a preset infrared coding model.

Wherein, the preset infrared coding model is a preset algorithm model capable of converting the control command into a level signal conforming to the infrared protocol. The preset infrared encoding models may include multiple, for example, may include infrared encoding models of all commonly used electrical appliances in the market.

In this embodiment, step 420 includes: 421. Converting the command identification information, command control information and command verification information into binary codes respectively; 422. Outputting according to the preset timing according to the logic level of the binary codes the level signal.

Wherein, since the control command is generally a hexadecimal code, the control command needs to be converted into a binary code. For example, assuming that the control command is 0x86, the converted binary code is 10000110.

Wherein, the logic level of the binary code includes logic level 0 and logic level 1, and the level signal includes a high level signal and a low level signal, then step 422 specifically includes: 4221, according to the logic level of the binary code 0, output a low-level signal for the first preset duration, and then output a high-level signal for the second preset duration; 4222, output a low-level signal for the third preset duration according to the logic level 1 of the binary code duration, and then output a high-level signal for a fourth preset duration.

The first preset duration, the second preset duration, the third preset duration and the fourth preset duration are all preset durations, which can match the level signal output by the infrared receiving head originally processed in the controller. A low-level signal of the first preset duration and a high-level signal of the second preset duration represent logic level 0, and a low-level signal of the third preset duration and a high-level signal of the fourth preset duration Indicate logic level 1 to output binary code.

In this embodiment, the first preset duration is 0.5142ms, the second preset duration is 0.6016ms, the third preset duration is 0.5158ms, and the fourth preset duration is 1.713ms, that is, the low level of 0.5142ms Signal and 0.6016ms high signal represent logic level 0, and 0.5158ms low signal and 1.713ms high signal represent logic level 1. For example, when the binary code is 10000110, the output level signal is: 0.5142ms low level signal and 0.6016ms high level signal (0), 0.5158ms low level signal and 1.713ms high level signal (1), 0.5158ms low level signal and 1.713ms high level signal (1), 0.5142ms low level signal and 0.6016ms high level signal (0), 0.5142ms low level signal and 0.6016ms high level signal (0) , 0.5142ms low level signal and 0.6016ms high level signal (0), 0.5142ms low level signal and 0.6016ms high level signal (0), 0.5158ms low level signal and 1.713ms high level signal (1 ).

430. Transmit the level signal to the controller through the signal pin, so that the controller executes the control command.

After the level signal is converted, the level signal is transmitted to the third interface 123 through the signal pin 111 , and then transmitted to the controller 130 , so that the controller 130 executes the control command. After receiving the level signal, the controller 130 can directly execute the operation of the control command according to the received level signal, without the need for the controller 130 to change its original program.

In this embodiment, by connecting the signal pin 111 of the Bluetooth module 110 to the controller 130 through the infrared interface 120, the Bluetooth module 110 converts the control command sent by the smart terminal 200 into a level signal according to the preset infrared coding model, and makes the The level signal is transmitted to the controller 130 through the signal pin 111 to imitate the level signal of the original infrared module, so that the controller 130 can directly process the data information transmitted after the Bluetooth module 110 is connected to the infrared interface 120, without changing the program of the controller The bluetooth module 110 can realize the function of the original infrared module, so that the bluetooth remote control of the intelligent terminal 200 can be realized by replacing the original infrared module with the bluetooth module, which can be conveniently controlled.

In some embodiments, the smart terminal 200 and the Bluetooth module 110 need to establish a connection before they can communicate. Before step 410, the bluetooth remote control method further includes: 440, broadcasting the bluetooth module identity, so that the smart terminal establishes a connection with the bluetooth module.

Wherein, the broadcast may be a non-directed broadcast that can be connected, or a directed broadcast that can be connected, and so on. Broadcasting the identity of the Bluetooth module can specifically be: search for smart terminals 200 with Bluetooth functionality, and send a broadcast every time a smart terminal 200 is found, so that the smart terminal 200 is paired with the Bluetooth module to establish a connection. Optionally, the bluetooth module 110 can be connected with an intelligent terminal 200, or the bluetooth module 110 can be connected with multiple intelligent terminals 200 at the same time, when the bluetooth module 110 is connected with multiple intelligent terminals 200 at the same time, multiple intelligent terminals 200 can send control instructions to the Bluetooth module 110 . Further, in order to improve the security of the Bluetooth module 110, before the smart terminal 200 establishes a connection with the Bluetooth module 110, the controller 130 performs identity verification on the smart terminal 200, so that a specific smart terminal 200 can send control information to the Bluetooth module 110 , thereby improving the security of the Bluetooth remote control.

In some embodiments, the smart terminal 200 can also establish a connection with the Bluetooth module 110 in other ways. Before step 410, the bluetooth remote control method further includes: 450, generating a two-dimensional code according to the address information of the bluetooth module, so that the smart terminal recognizes the two-dimensional code and establishes a connection with the bluetooth module.

Wherein, the MC address of the Bluetooth module 110 is unique, and a unique corresponding two-dimensional code can be generated according to the address information of the Bluetooth module 110 . Optionally, the Bluetooth control circuit 100 further includes a display module, and the display module is connected to the controller 130, and the controller 130 can also be used to: after step 450, control the display module to display a two-dimensional code. The smart terminal 200 establishes a connection with the Bluetooth module 110 by scanning and identifying the two-dimensional code.

Please refer to FIG. 4 . FIG. 4 is a schematic flowchart of an application scenario of a Bluetooth remote control method provided by an embodiment of the present invention. When the user does not need to use the infrared remote control of the TV, the infrared receiving head on the motherboard 140 of the TV is disassembled from the infrared interface 120, and the Bluetooth module 110 is connected to the infrared interface 120, so that the Bluetooth module 110 communicates with the control panel through the infrared interface 120. device 130, so as to control the TV through the mobile phone.

As shown in FIG. 4, the Bluetooth remote control method is applied to the Bluetooth remote control system 300 in the above-mentioned embodiment, and the method includes:

510. The bluetooth module 110 broadcasts the identity of the bluetooth module 110, and after the mobile phone scans the identity of the bluetooth module 110, establishes a connection with the bluetooth module 110;

520. The mobile phone sends a control command to the Bluetooth module 110;

For example, the control command is a channel change command, and the control command includes three bytes of 0x86, 0x80, and 0x28;

530. The Bluetooth module 110 receives the control command sent by the mobile phone;

540. The Bluetooth module 110 converts the control command into a level signal according to the preset infrared coding model;

Among them, 0x86, 0x80, 0x28 converted into binary codes are 10000110, 10000000, 00101000, based on the preset infrared coding model, the output level signal is: 0.5142ms low 0.6016ms high (0) 0.5158ms low 1.713ms high (1) 0.5158ms low 1.713ms high (1) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5158ms low 1.713ms High (1), 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5158ms low 1.713ms high (1), 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016ms high (0) 0.5142ms low 0.6016 ms High (0) 0.5158ms Low 1.713ms High (1) 0.5142ms Low 0.6016ms High (0) 0.5158ms Low 1.713ms High (1) 0.5142ms Low 0.6016ms High (0) 0.5142ms Low 0.6016ms High (0) ;

550. The Bluetooth module 110 transmits the level signal to the controller 130 through the signal pin 111;

560. The controller 130 controls a corresponding module of the television to perform a channel switching operation according to the level signal.

In this embodiment, by connecting the signal pin 111 of the Bluetooth module 110 to the controller 130 through the infrared interface 120, the Bluetooth module 110 converts the control command sent by the smart terminal 200 into a level signal according to the preset infrared coding model, and makes the The level signal is transmitted to the controller 130 through the signal pin 111 to imitate the level signal of the original infrared receiving head, so that the controller 130 can directly process the data information transmitted after the Bluetooth module 110 is connected to the infrared interface 120 without changing the controller program, the bluetooth module 110 can realize the function of the original infrared receiving head, so that the bluetooth remote control of the mobile phone can be realized by replacing the original infrared receiving head with the bluetooth module, which can be conveniently controlled.

Please refer to FIG. 5 . FIG. 5 is a schematic structural diagram of a bluetooth remote control device provided by an embodiment of the present invention. As shown in FIG. 5 , the device 600 includes a receiving module 610 , a converting module 620 and a transmitting module 630 .

Among them, the receiving module 610 is used to receive the control command sent by the smart terminal; the conversion module 620 is used to convert the control command into a level signal according to the preset infrared coding model; the transmission module 630 is used to pass the level signal through The signal pin is transmitted to the controller, so that the controller executes the control command.

The above-mentioned device can execute the method provided by the embodiment of the present invention, and has corresponding functional modules and beneficial effects for executing the method. For technical details that are not exhaustively described in this embodiment, refer to the method provided in the embodiment of the present invention.

It should be noted that the device embodiments described above are only illustrative, and the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physically separated. A unit can be located in one place, or it can be distributed to multiple network units. Part or all of the modules can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

Through the above description of the embodiments, those skilled in the art can clearly understand that each embodiment can be implemented by means of software plus a general hardware platform, and of course also by hardware. Those of ordinary skill in the art can understand that all or part of the processes in the methods of the embodiments can be implemented by hardware related to computer program instructions. The program can be stored in a computer-readable storage medium. When the program is executed , may include the processes of the embodiments of the methods described above. Wherein, the storage medium may be a magnetic disk, an optical disk, a read-only memory (Read-Only Memory, ROM) or a random access memory (Random Access Memory, RAM), etc.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; under the thinking of the present application, the above embodiments or technical features in different embodiments can also be combined, The steps can be performed in any order, and there are many other variations of the different aspects of the application as described above, which have not been presented in detail for the sake of brevity; although the application has been described in detail with reference to the preceding examples, those of ordinary skill in the art The skilled person should understand that: it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the implementation of the present application. The scope of technical solutions.

Claims (10)

1. a kind of Bluetooth remote control method, which is characterized in that be applied to bluetooth module, the bluetooth module is equipped with signal pins, institute Signal pins are stated for connecting controller by infrared interface；

The method includes：

Receive the control command that intelligent terminal is sent；

By the control command according to default infrared coding model, level signal is converted to；

The level signal is transmitted to the controller by the signal pins, so that the controller executes the control Order.

2. the method according to claim 1, wherein the method also includes：

The identity of the bluetooth module is broadcasted, so that the intelligent terminal and the bluetooth module establish connection.

3. the method according to claim 1, wherein the method also includes：

According to the address information of the bluetooth module, two dimensional code is generated, so that the intelligent terminal identifies the two dimensional code and institute It states bluetooth module and establishes connection.

4. method according to claim 1-3, which is characterized in that the control command includes：Command id letter Breath, order control information and command checksum information,

It is described by the control command according to default infrared coding model, be converted to level signal, including：

The command id information, order control information and command checksum information are respectively converted into binary code；

According to the logic level of the binary code, by level signal described in default sequential export.

5. according to the method described in claim 4, it is characterized in that, the level signal includes low level signal and high level letter Number；

The logic level according to the binary code, by level signal described in default sequential export, including：

According to the logic level 0 of the binary code, exports low level signal and continue the first preset duration, then export high level Signal continues the second preset duration；

According to the logic level 1 of the binary code, exports low level signal and continue third preset duration, then export high level Signal continues the 4th preset duration.

6. a kind of Bluetooth remote control circuit, which is characterized in that including：Bluetooth module, infrared interface and controller, the bluetooth module Equipped with signal pins, the signal pins are used to connect the controller by the infrared interface；

Wherein, the bluetooth module is used for：

Receive the control command that intelligent terminal is sent；

By the control command according to default infrared coding model, level signal is converted to；

The level signal is transmitted to the controller by the signal pins, so that the controller executes the control Order.

7. circuit according to claim 6, which is characterized in that the circuit further includes mainboard, the infrared interface, described Controller is set to the mainboard.

8. circuit according to claim 7, which is characterized in that the bluetooth module is additionally provided with power pins, grounding pin, The infrared interface includes first interface, second interface and third interface；

The power pins are connect with the first interface, and the grounding pin is connect with the second interface, and described second connects Mouth ground connection, the signal pins are connect with the third interface；

The bluetooth module is specifically used for：The level signal is transmitted to the third interface by the signal pins, from And it is transmitted to the controller, so that the controller executes the control command.

9. circuit according to claim 8, which is characterized in that the circuit further includes first capacitor, the first capacitor It is separately connected the second interface and the third interface.

10. according to the described in any item circuits of claim 6-9, which is characterized in that the bluetooth module and the infrared interface Connection be detachably connected.