CN108446246B

CN108446246B - Method and device for realizing OTG function

Info

Publication number: CN108446246B
Application number: CN201810164895.0A
Authority: CN
Inventors: 蒋权
Original assignee: Nubia Technology Co Ltd
Current assignee: Nubia Technology Co Ltd
Priority date: 2018-02-27
Filing date: 2018-02-27
Publication date: 2021-09-21
Anticipated expiration: 2038-02-27
Also published as: CN108446246A

Abstract

The embodiment of the invention discloses an OTG function realization device. The device comprises: the receiving part is used for receiving the first path of input signals and the second path of input signals according to a set receiving mode; and the conduction part is used for conducting the first path of input signals and the second path of input signals according to a conduction mode corresponding to the receiving mode to obtain first path of output signals and second path of output signals, the first path of output signals are used for data transmission, and the second path of output signals are used for providing electric energy. The embodiment of the invention also discloses an OTG function realization method.

Description

Method and device for realizing OTG function

Technical Field

The embodiment of The invention relates to The technical field of power supplies, in particular to a method for realizing OTG (On The Go) function.

Background

The OTG technology is to realize data transmission between devices without a host. For example, a digital camera is directly connected to a printer, and is connected with a USB port between two devices through an OTG technology to immediately print out a shot photo; the data in the digital camera can also be sent to a mobile hard disk of a USB interface through OTG, and the field operation does not need to carry an expensive memory card or carry a portable computer.

With the development of science and technology, smart phones have become the center of personal information, and a single product of the smart phone is more and more powerful in function, and the OTG function is also a basic requirement. In the prior art, when the smart phone is using the OTG function, the charging function is not supported, and when the smart phone is charging, the OTG function is not supported. The problem that the smart phone cannot be compatible with the OTG function and the charging function is needed to be solved in the prior art.

Disclosure of Invention

In order to solve the above technical problem, an embodiment of the present invention is expected to provide a method for implementing an OTG function. The method enables the terminal to be compatible with the OTG function and the charging function, and improves user experience.

The technical scheme of the invention is realized as follows:

in a first aspect, an embodiment of the present invention provides an OTG function implementing apparatus, where the apparatus includes:

the receiving part is used for receiving the first path of input signals and the second path of input signals according to a set receiving mode;

and the conduction part is used for conducting the first path of input signals and the second path of input signals according to a conduction mode corresponding to the receiving mode to obtain first path of output signals and second path of output signals, the first path of output signals are used for data transmission, and the second path of output signals are used for providing electric energy.

In the above scheme, the receiving section includes:

the first receiving port and the second receiving port are used for receiving the first path of input signals and the second path of input signals.

In the above aspect, the conducting part includes:

a first output port for outputting a first output signal;

and the second output port is used for outputting the second output signal.

In the above scheme, the receiving section includes: the first receiving port is configured to receive the first input signal, and the second receiving port is configured to receive the second input signal; or, the first receiving port is configured to receive the second input signal, and the second receiving port is configured to receive the first input signal.

In the foregoing solution, the apparatus for implementing the OTG function includes:

and the first receiving port is used for receiving the first path of input signals, the second receiving port is used for receiving the second path of input signals, correspondingly,

the first receiving port of the receiving part is connected with the first output port of the conducting part; the second receiving port of the receiving section and the second output port of the conducting section are connected.

and the first receiving port is used for receiving the second path of input signals, the second receiving port is used for receiving the first path of input signals, correspondingly,

the second receiving port of the receiving part is connected with the first output port of the conducting part; the first receiving port of the receiving section and the second output port of the conducting section are connected.

In the above scheme, the receiving part further includes: the first control port and the second control port are used for receiving a first control signal and a second control signal.

In the above scheme, the receiving section includes:

when the voltage value of the first control port meets a first preset voltage, determining that the first receiving port receives the first path of input signals, and the second receiving port receives the second path of input signals;

and when the voltage value of the second control port meets a first preset voltage, determining that the first receiving port receives the second path of input signals, and the second receiving port receives the first path of input signals.

In the above scheme, the conducting part further includes:

the device comprises a first enabling port and a second enabling port, wherein the first enabling port is used for providing voltage for data transmission; the second enabling port is used for enabling the output of the second output signal.

In the above aspect, the conducting part includes:

and when the voltage of the first enabling port meets a second preset voltage, outputting the first path of output signal.

In the above aspect, the conducting part includes:

and when the voltage of the second enabling port meets a third preset voltage, outputting the second path of output signals.

In a second aspect, an embodiment of the present invention provides a method for implementing an OTG function, where the method includes:

receiving a first path of input signals and a second path of input signals according to a set receiving mode;

and conducting the first path of input signals and the second path of input signals according to a conduction mode corresponding to the receiving mode to obtain first path of output signals and second path of output signals, wherein the first path of output signals are used for data transmission, and the second path of output signals are used for providing electric energy.

In the above scheme, the receiving method includes: positive reception and negative reception; the positive receiving comprises a first receiving port receiving the first path of input signals, and a second receiving port receiving the second path of input signals; the inverse receiving comprises a first receiving port receiving the second path of input signals, and a second receiving port receiving the first path of input signals.

In the above scheme, the conduction mode includes: positive conduction and negative conduction; the positive conduction corresponds to the positive reception, and the reverse conduction corresponds to the reverse reception; the forward conduction comprises conducting the input signal received by a first receiving port to a first output port to obtain the first output signal, conducting the input signal received by a second receiving port to a second output port to obtain the second output signal, and the reverse conduction comprises conducting the input signal received by the first receiving port to the second output port to obtain the second output signal, and conducting the input signal received by the second receiving port to the first output port to obtain the first output signal.

The embodiment of the invention provides an OTG function realization device and a method thereof, wherein the OTG function realization device comprises the following steps:

Based on above-mentioned OTG realizes the device, can compatible OTG function and function of charging, improve user experience.

Drawings

Fig. 1 is a schematic diagram of a hardware structure of a mobile terminal according to an embodiment of the present invention;

fig. 2 is a diagram of a communication network system architecture according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an OTG function implementing device according to an embodiment of the present invention;

fig. 4 is a schematic hardware structure diagram of a receiving part according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a hardware structure of a conducting portion according to an embodiment of the present invention;

fig. 6 is a schematic diagram of a hardware structure of an OTG function implementation apparatus according to an embodiment of the present invention;

fig. 7 is a schematic circuit connection diagram of an OTG function implementing device according to an embodiment of the present invention;

fig. 8 is a schematic circuit connection diagram of another OTG function implementing device according to an embodiment of the present invention;

fig. 9 is a flowchart of a method for implementing an OTG function according to an embodiment of the present invention.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.

The terminal may be implemented in various forms. For example, the terminal described in the present invention may include a mobile terminal such as a mobile phone, a tablet computer, a notebook computer, a palmtop computer, a Personal Digital Assistant (PDA), a Portable Media Player (PMP), a navigation device, a wearable device, a smart band, a pedometer, and the like, and a fixed terminal such as a Digital TV, a desktop computer, and the like.

The following description will be given by way of example of a mobile terminal, and it will be understood by those skilled in the art that the construction according to the embodiment of the present invention can be applied to a fixed type terminal, in addition to elements particularly used for mobile purposes.

Referring to fig. 1, which is a schematic diagram of a hardware structure of a mobile terminal for implementing various embodiments of the present invention, the mobile terminal 100 may include: RF (Radio Frequency) unit 101, WiFi module 102, audio output unit 103, a/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit 108, memory 109, processor 110, and power supply 111. Those skilled in the art will appreciate that the mobile terminal architecture shown in fig. 1 is not intended to be limiting of mobile terminals, which may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.

The following describes each component of the mobile terminal in detail with reference to fig. 1:

the radio frequency unit 101 may be configured to receive and transmit signals during information transmission and reception or during a call, and specifically, receive downlink information of a base station and then process the downlink information to the processor 110; in addition, the uplink data is transmitted to the base station. Typically, radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 101 can also communicate with a network and other devices through wireless communication. The wireless communication may use any communication standard or protocol, including but not limited to GSM (Global System for Mobile communications), GPRS (General Packet Radio Service), CDMA2000(Code Division Multiple Access 2000), WCDMA (Wideband Code Division Multiple Access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access), FDD-LTE (Frequency Division duplex Long Term Evolution), and TDD-LTE (Time Division duplex Long Term Evolution).

WiFi belongs to short-distance wireless transmission technology, and the mobile terminal can help a user to receive and send e-mails, browse webpages, access streaming media and the like through the WiFi module 102, and provides wireless broadband internet access for the user. Although fig. 1 shows the WiFi module 102, it is understood that it does not belong to the essential constitution of the mobile terminal, and may be omitted entirely as needed within the scope not changing the essence of the invention.

The audio output unit 103 may convert audio data received by the radio frequency unit 101 or the WiFi module 102 or stored in the memory 109 into an audio signal and output as sound when the mobile terminal 100 is in a call signal reception mode, a call mode, a recording mode, a voice recognition mode, a broadcast reception mode, or the like. Also, the audio output unit 103 may also provide audio output related to a specific function performed by the mobile terminal 100 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 103 may include a speaker, a buzzer, and the like.

The a/V input unit 104 is used to receive audio or video signals. The a/V input Unit 104 may include a Graphics Processing Unit (GPU) 1041 and a microphone 1042, the Graphics processor 1041 Processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 106. The image frames processed by the graphic processor 1041 may be stored in the memory 109 (or other storage medium) or transmitted via the radio frequency unit 101 or the WiFi module 102. The microphone 1042 may receive sounds (audio data) via the microphone 1042 in a phone call mode, a recording mode, a voice recognition mode, or the like, and may be capable of processing such sounds into audio data. The processed audio (voice) data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 101 in case of a phone call mode. The microphone 1042 may implement various types of noise cancellation (or suppression) algorithms to cancel (or suppress) noise or interference generated in the course of receiving and transmitting audio signals.

The mobile terminal 100 also includes at least one sensor 105, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 1061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 1061 and/or a backlight when the mobile terminal 100 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally, three axes), can detect the magnitude and direction of gravity when stationary, and can be used for applications of recognizing the posture of a mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer and tapping), and the like; as for other sensors such as a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which can be configured on the mobile phone, further description is omitted here.

The display unit 106 is used to display information input by a user or information provided to the user. The Display unit 106 may include a Display panel 1061, and the Display panel 1061 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.

The user input unit 107 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the mobile terminal. Specifically, the user input unit 107 may include a touch panel 1071 and other input devices 1072. The touch panel 1071, also referred to as a touch screen, may collect a touch operation performed by a user on or near the touch panel 1071 (e.g., an operation performed by the user on or near the touch panel 1071 using a finger, a stylus, or any other suitable object or accessory), and drive a corresponding connection device according to a predetermined program. The touch panel 1071 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 110, and can receive and execute commands sent by the processor 110. In addition, the touch panel 1071 may be implemented in various types, such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. In addition to the touch panel 1071, the user input unit 107 may include other input devices 1072. In particular, other input devices 1072 may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like, and are not limited to these specific examples.

Further, the touch panel 1071 may cover the display panel 1061, and when the touch panel 1071 detects a touch operation thereon or nearby, the touch panel 1071 transmits the touch operation to the processor 110 to determine the type of the touch event, and then the processor 110 provides a corresponding visual output on the display panel 1061 according to the type of the touch event. Although the touch panel 1071 and the display panel 1061 are shown in fig. 1 as two separate components to implement the input and output functions of the mobile terminal, in some embodiments, the touch panel 1071 and the display panel 1061 may be integrated to implement the input and output functions of the mobile terminal, and is not limited herein.

The interface unit 108 serves as an interface through which at least one external device is connected to the mobile terminal 100. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 108 may be used to receive input (e.g., data information, power, etc.) from external devices and transmit the received input to one or more elements within the mobile terminal 100 or may be used to transmit data between the mobile terminal 100 and external devices.

The memory 109 may be used to store software programs as well as various data. The memory 109 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 109 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.

The processor 110 is a control center of the mobile terminal, connects various parts of the entire mobile terminal using various interfaces and lines, and performs various functions of the mobile terminal and processes data by operating or executing software programs and/or modules stored in the memory 109 and calling data stored in the memory 109, thereby performing overall monitoring of the mobile terminal. Processor 110 may include one or more processing units; preferably, the processor 110 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 110.

The mobile terminal 100 may further include a power supply 111 (e.g., a battery) for supplying power to various components, and preferably, the power supply 111 may be logically connected to the processor 110 via a power management system, so as to manage charging, discharging, and power consumption management functions via the power management system.

Although not shown in fig. 1, the mobile terminal 100 may further include a bluetooth module or the like, which is not described in detail herein.

In order to facilitate understanding of the embodiments of the present invention, a communication network system on which the mobile terminal of the present invention is based is described below.

Referring to fig. 2, fig. 2 is an architecture diagram of a communication Network system according to an embodiment of the present invention, where the communication Network system is an LTE system of a universal mobile telecommunications technology, and the LTE system includes a UE (User Equipment) 201, an E-UTRAN (Evolved UMTS Terrestrial Radio Access Network) 202, an EPC (Evolved Packet Core) 203, and an IP service 204 of an operator, which are in communication connection in sequence.

Specifically, the UE201 may be the terminal 100 described above, and is not described herein again.

The E-UTRAN202 includes eNodeB2021 and other eNodeBs 2022, among others. Among them, the eNodeB2021 may be connected with other eNodeB2022 through backhaul (e.g., X2 interface), the eNodeB2021 is connected to the EPC203, and the eNodeB2021 may provide the UE201 access to the EPC 203.

The EPC203 may include an MME (Mobility Management Entity) 2031, an HSS (Home Subscriber Server) 2032, other MMEs 2033, an SGW (Serving gateway) 2034, a PGW (PDN gateway) 2035, and a PCRF (Policy and Charging Rules Function) 2036, and the like. The MME2031 is a control node that handles signaling between the UE201 and the EPC203, and provides bearer and connection management. HSS2032 is used to provide registers to manage functions such as home location register (not shown) and holds subscriber specific information about service characteristics, data rates, etc. All user data may be sent through SGW2034, PGW2035 may provide IP address assignment for UE201 and other functions, and PCRF2036 is a policy and charging control policy decision point for traffic data flow and IP bearer resources, which selects and provides available policy and charging control decisions for a policy and charging enforcement function (not shown).

The IP services 204 may include the internet, intranets, IMS (IP Multimedia Subsystem), or other IP services, among others.

Although the LTE system is described as an example, it should be understood by those skilled in the art that the present invention is not limited to the LTE system, but may also be applied to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA, and future new network systems.

Based on the above mobile terminal hardware structure and communication network system, the present invention provides various embodiments of the method.

Example one

Referring to fig. 3, it illustrates an OTG function implementing apparatus provided in an embodiment of the present invention, where the apparatus includes:

It is worth to be noted that the two input signals and the two output signals are differential signals.

Further, as shown in fig. 4, the receiving part specifically includes: the first receiving port and the second receiving port are used for receiving the first path of input signals and the second path of input signals.

It is understood that the first receiving port of the receiving part may be, but is not limited to, DP1, DN1 pins in fig. 4; the second receiving port of the receiving part may be, but is not limited to, DP2, DN2 pin in fig. 4. For convenience of describing the embodiment of the present invention, the first receiving port is the pin DP1 or DN1, and the second receiving port is the pin DP2 or DN 2.

Further, the first receiving port is configured to receive the first input signal, and the second receiving port is configured to receive the second input signal; or, the first receiving port is configured to receive the second input signal, and the second receiving port is configured to receive the first input signal.

It can be appreciated that since the prior art USB interface supports both positive and negative insertion of an external device, the input signal received by the USB interface and the input port may intersect.

Further, as shown in fig. 5, the conducting part specifically includes: a first output port for outputting a first output signal; and the second output port is used for outputting the second output signal.

The first output port of the conducting part may be, but is not limited to, the DP1a, DN1a pins in fig. 5; the second output port of the conducting part may be, but is not limited to, the DP2a, DN2a pins in fig. 5. For convenience of describing the embodiment of the present invention, the first output port is the DP1a pin and DN1a pin, and the second output port is the DP2a pin and DN2a pin.

Further, the implementation apparatus of the OTG function includes:

Referring to fig. 6, a hardware structure of an implementation apparatus of the OTG function is shown. It should be noted that, in the specific implementation, the hardware structure of the implementation apparatus that does not limit the OTG function is the design shown in fig. 6. Since DP1, DN1, DP2, DN2, DP1a, DN1a, DP2a, and DN2a are I/O ports, the receiving portion is not limited to the right side portion and the conducting portion is not limited to the left side portion in fig. 6. For convenience of describing the embodiment of the present invention, the receiving portion is taken as a right portion, and the conducting portion is taken as a left portion. The pins DP1 and DN1 of the implementation device of the OTG function may receive a first input signal, the pins DP2 and DN2 may receive a second output signal, and the circuit connection of the implementation device of the OTG function may be DP1 and DN1 connected to DP1a and DN1a to output the first output signal, and DP2 and DN2 connected to DP2a and DN2a to output the second output signal, so that the first input signal is conducted from the first receiving port to the first output port to output the first output signal, and the second input signal is conducted from the second receiving port to the second output port to output the second output signal.

Further, the implementation apparatus of the OTG function includes:

It can be understood that, in the implementation device of the OTG function, the pins DP1 and DN1 may receive the second input signal, the pins DP2 and DN2 may receive the first input signal, and the circuit connection of the implementation device of the OTG function may be as shown in fig. 8, the pins DP1 and DN1 are connected to the pins DP2a and DN2a, and the pins DP2 and DN2 are connected to the pins DP1a and DN1a, so as to achieve the effect of conducting the first input signal from the second receiving port to the first output port to output the first output signal, and conducting the second input signal from the first receiving port to the second output port to output the second output signal.

Further, the receiving section further includes: the first control port and the second control port are used for receiving a first control signal and a second control signal.

As shown in fig. 4, the first control port may be, but is not limited to, the design of CC1 pin, and the second control port may be, but is not limited to, the design of CC2 pin. The first control port is CC1 and the second control port is CC 2.

Further, the receiving section includes:

and when the voltage value of the second control port meets a first preset voltage, determining that the first receiving port receives the second path of input signals, and the second receiving port receives the first path of input signals. It can be understood that when the voltage of the CC1 satisfies the first preset voltage, it is determined that the DP1 and DN1 receive the first input signal, and the DP2 and DN2 receive the second input signal; when the voltage of the CC2 meets a first preset voltage, the DP2 and DN2 receive a first input signal, and the DP1 and DN1 receive a second input signal. Preferably, the first preset voltage may be 0.35V to 0.45V.

Further, the conducting part further includes:

As shown in fig. 6, wherein the first enable port may be, but is not limited to, a design of Vbus1a or Vbus1 pin, the second control port may be, but is not limited to, a design of Vbus2a or Vbus2 pin. Here, the first enable port is Vbus1a, and the second control port is Vbus2 a. The Vbus1a pin provides a voltage for the transfer of data, and the Vbus2a pin enables the output of a second output signal.

Further, the conducting part includes:

Preferably, the second preset voltage may be 5V. It is understood that when the output voltage of Vbus1a is 5V, DP1a, DN1a signals are output.

Further, the conducting part includes:

Preferably, the third preset voltage is 4.2V to 10V. It is understood that when the output voltage of Vbus2a is 4.2V 10V, DP2a, DN2a signals are output.

Example two

Based on the same inventive concept of the foregoing embodiment, referring to fig. 9, this embodiment provides an OTG function implementation method, which may include:

In the above technical solution, the receiving method includes:

positive reception and negative reception; the positive receiving comprises a first receiving port receiving the first path of input signals, and a second receiving port receiving the second path of input signals; the inverse receiving comprises a first receiving port receiving the second path of input signals, and a second receiving port receiving the first path of input signals.

In the above technical solution, the conduction mode includes:

positive conduction and negative conduction; the positive conduction corresponds to the positive reception, and the reverse conduction corresponds to the reverse reception; the forward conduction comprises conducting the input signal received by a first receiving port to a first output port to obtain the first output signal, conducting the input signal received by a second receiving port to a second output port to obtain the second output signal, and the reverse conduction comprises conducting the input signal received by the first receiving port to the second output port to obtain the second output signal, and conducting the input signal received by the second receiving port to the first output port to obtain the first output signal.

In the above technical solution, the signal transmission from the two input signals to the two output signals in the OTG function implementing apparatus is described in the first embodiment, and is not described herein again.

As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.

The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. An OTG function implementing apparatus, the apparatus comprising:

the conducting part is used for conducting the first path of input signals and the second path of input signals according to a conducting mode corresponding to the receiving mode to obtain first path of output signals and second path of output signals, the first path of output signals are used for data transmission, and the second path of output signals are used for providing electric energy; wherein,

the receiving section includes:

the first receiving port and the second receiving port are used for receiving a first path of input signals and a second path of input signals;

the receiving section further includes:

a first control port and a second control port for receiving a first control signal and a second control signal; when the voltage value of the first control port meets a first preset voltage, determining that the first receiving port receives the first path of input signals, and determining that the second receiving port receives the second path of input signals;

2. The OTG function implementation apparatus according to claim 1, wherein the conducting portion comprises:

a first output port for outputting a first output signal;

and the second output port is used for outputting the second output signal.

3. The OTG function implementing device according to claim 1, wherein the receiving part further comprises: the first receiving port is configured to receive the first input signal, and the second receiving port is configured to receive the second input signal; or, the first receiving port is configured to receive the second input signal, and the second receiving port is configured to receive the first input signal.

4. The apparatus for implementing OTG function according to claim 2, wherein the apparatus for implementing OTG function comprises:

the first receiving port of the receiving portion is connected to the first output port of the conducting portion, and the second receiving port of the receiving portion is connected to the second output port of the conducting portion.

5. The apparatus according to claim 2, wherein the apparatus for implementing OTG function comprises:

the second receiving port of the receiving portion is connected to the first output port of the conducting portion, and the first receiving port of the receiving portion is connected to the second output port of the conducting portion.

6. The OTG function implementing device according to claim 1, wherein the conducting portion further comprises:

7. The OTG function implementing device according to claim 6, wherein the conducting portion comprises:

8. The OTG function implementing device according to claim 6, wherein the conducting portion comprises:

9. A method for realizing OTG function, the method comprises:

conducting the first path of input signals and the second path of input signals according to a conducting mode corresponding to the receiving mode to obtain first path of output signals and second path of output signals, wherein the first path of output signals are used for data transmission, and the second path of output signals are used for providing electric energy; wherein,

receiving a first path of input signals and a second path of input signals through a first receiving port and a second receiving port;

receiving a first control signal and a second control signal through a first control port and a second control port; wherein,

10. The method of claim 9, wherein the receiving means comprises:

11. The method of claim 10, wherein the conducting mode comprises: