CN115017082A - Data transmission self-adaption method, equipment and system applied to education all-in-one machine - Google Patents
Data transmission self-adaption method, equipment and system applied to education all-in-one machine Download PDFInfo
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- CN115017082A CN115017082A CN202210943068.8A CN202210943068A CN115017082A CN 115017082 A CN115017082 A CN 115017082A CN 202210943068 A CN202210943068 A CN 202210943068A CN 115017082 A CN115017082 A CN 115017082A
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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- G06—COMPUTING; CALCULATING OR COUNTING
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- G06F2213/0042—Universal serial bus [USB]
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Abstract
The invention provides a data transmission self-adaptive method, equipment and a system applied to an education all-in-one machine, wherein the data transmission self-adaptive method comprises the following steps: s101: receiving a data transmission requirement, acquiring a data transmission mode of the education integrated machine and the computer, and adjusting the data transmission mode of the education integrated machine or the computer according to the difference of the data transmission mode; s102: and acquiring a data receiving object in the data transmission requirement, and forwarding the data sent by the data sending object to the data receiving object. The education all-in-one machine and the computer are connected by the USB interface chip, data transmission between the education all-in-one machine and the computer is realized by the USB interface chip when data are transmitted, the problem that RS232 wires are needed is solved, the data transmission rate is improved, the era development requirements are met, the data transmission mode is adjusted when the data transmission mode is inconsistent, data transmission errors are not easy to occur, the packet loss rate is low, and the use experience is improved.
Description
Technical Field
The invention relates to the technical field of education integrated machines, in particular to a data transmission self-adaption method, equipment and system applied to an education integrated machine.
Background
Data transmission between the education machine and the computer is realized through RS232 at present, however, the speed rate of the method is low, and an RS232 wire is required to be connected between the computer and the android. However, with the development of science and technology, the application space of RS232 is gradually reduced, and the application space of USB is continuously expanded, so it is often difficult to find the required RS232 wire during use, and it is inconvenient to use. Correspondingly, in order to adapt to the use habit of the user and improve the transmission rate, RS232 interfaces are eliminated from a plurality of computers, and a large number of USB interfaces are used, so that the user is difficult to connect the computer with the education all-in-one machine, and the use experience of the user is reduced.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a data transmission self-adaption method, equipment and a system applied to an education all-in-one machine, a USB interface chip is used for connecting the education all-in-one machine and a computer, when data are transmitted, the data transmission between the education all-in-one machine and the computer is realized through the USB interface chip, the problem that RS232 wires are needed is avoided, the data transmission rate is improved, the development requirements of the era are met, and when the data transmission modes of the education all-in-one machine and the computer are not consistent, the data transmission mode is adjusted, the data transmission errors are not easy to occur, the packet loss rate is small, and the use experience of users is improved.
In order to solve the above problems, the present invention adopts a technical solution as follows: a data transmission self-adapting method applied to an education integrated machine is disclosed, the education integrated machine is connected with a USB interface chip, the USB interface chip is connected with a computer through a USB line, and the data transmission self-adapting method comprises the following steps: s101: receiving a data transmission requirement, acquiring a data transmission mode of the education integrative machine and the computer, and adjusting the data transmission mode of the education integrative machine or the computer according to the difference of the data transmission mode, wherein the step of adjusting the data transmission mode of the education integrative machine or the computer according to the difference of the data transmission mode specifically comprises the following steps: judging whether the data transmission modes are the same or not; if yes, the data transmission mode of the education integrated machine or the computer is not adjusted; if not, acquiring an object corresponding to a data transmission mode with a high level in the data transmission mode, and controlling the object to reduce the data transmission mode to the data transmission mode with a low level in the data transmission mode through a USB device controller corresponding to the object, wherein the object is one of the education integrated machine and the computer; s102: and acquiring a data receiving object in the data transmission requirement, and forwarding the data sent by the data sending object to the data receiving object.
Further, the step of obtaining the data transmission mode of the education integrative machine and the computer specifically comprises the following steps: and the USB interface chip acquires the data transmission mode of the education all-in-one machine and the computer through the physical layers at the two ends.
Further, the step of forwarding the data sent by the data sending object to the data receiving object specifically includes: and receiving the data sent by the data transmission object, and forwarding the data to a data receiving object through a USB equipment controller in a USB interface chip.
Furthermore, the USB interface chip is arranged in the education all-in-one machine and is connected with the USB interface on the education all-in-one machine.
Further, the step of receiving a data transmission requirement further comprises: judging whether a data transmission mode adjustment record exists or not; if so, adjusting the data transmission mode of the education integrated machine or the computer according to the data transmission mode; and if not, acquiring the data transmission mode of the education integrated machine and the computer.
Based on the same inventive concept, the invention also provides a data transmission self-adaptive method, which is applied to an education all-in-one machine or a computer, wherein the education all-in-one machine is connected with a USB interface chip, the USB interface chip is connected with the computer through a USB line, and the data transmission self-adaptive method comprises the following steps: s201: acquiring data to be transmitted, and sending a data transmission requirement to the USB interface chip, wherein the USB interface chip receives the data transmission requirement, acquires a data transmission mode of the education integrated machine and the computer, and judges whether the data transmission modes are the same; if so, not adjusting the data transmission mode of the education integrated machine or the computer; if not, acquiring an object corresponding to a data transmission mode with a high level in the data transmission mode, and controlling the object to reduce the data transmission mode to the data transmission mode with a low level in the data transmission mode through a USB device controller corresponding to the object, wherein the object is one of the education integrated machine and the computer; s202: judging whether a data transmission mode adjusting instruction is received or not, adjusting a data transmission mode after the data transmission mode adjusting instruction is received, sending data to be transmitted to a USB interface chip, obtaining a data receiving object in a data transmission requirement by the USB interface chip, and forwarding the data sent by the data sending object to the data receiving object.
Based on the same inventive concept, the invention further provides data transmission equipment, wherein the data transmission equipment comprises a USB interface chip, and the data transmission self-adaption method applied to the education integrated machine and described in the embodiment is realized through the USB interface chip.
Based on the same inventive concept, the invention further provides a data transmission system, wherein the data transmission system comprises an education integrated machine, a USB interface chip and a computer, the education integrated machine is connected with the USB interface chip, the USB interface chip is connected with the computer through a USB line, and the education integrated machine is connected with the USB interface chip through the education integrated machine, the USB interface chip and the computer to realize the data transmission self-adaption method applied to the education integrated machine, which is described in the embodiment.
Compared with the prior art, the invention has the beneficial effects that: utilize USB interface chip to connect education all-in-one, computer, when data transmission, realize the data transmission between education all-in-one, the computer through USB interface chip, avoided the problem that needs to use the RS232 wire rod, improved data transmission rate, and adapted epoch development demand to when the two data transmission mode is inconsistent, adjust the data transmission mode, be difficult to the data transmission error that appears, the packet loss rate is little, user's use experience has been promoted.
Drawings
FIG. 1 is a flow chart of an embodiment of a data transmission adaptive method applied to an educational machine;
FIG. 2 is a schematic diagram illustrating an exemplary connection relationship among the education integrator, the USB interface chip, and the computer according to the data transmission adaptive method of the education integrator of the present invention;
FIG. 3 is a flow chart of an embodiment of a data transmission adaptation method of the present invention;
FIG. 4 is a block diagram of an embodiment of a data transmission device of the present invention;
fig. 5 is a block diagram of an embodiment of a data transmission system according to the present invention.
Detailed Description
The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It should be noted that the various embodiments of the present disclosure, described and illustrated in the figures herein generally, may be combined with each other without conflict, and that the structural components or functional modules therein may be arranged and designed in a variety of different configurations. Thus, the following detailed description of the embodiments of the present disclosure, presented in the figures, is not intended to limit the scope of the claimed disclosure, but is merely representative of selected embodiments of the disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
The terminology used in the description of the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
Referring to fig. 1-2, fig. 1 is a flow chart illustrating an embodiment of a data transmission adaptive method applied to an education integrator according to the present invention; fig. 2 is a schematic diagram illustrating an embodiment of a connection relationship between an education integrator, a USB interface chip, and a computer according to a data transmission adaptive method for the education integrator of the present invention. The data transmission adaptive method applied to the education integrative machine of the invention is described in detail with reference to fig. 1-2.
In this embodiment, the education integration machine is connected with the USB interface chip, and the USB interface chip is connected with the computer through a USB cable. The USB interface chip is arranged in the education all-in-one machine and connected with the USB interface on the education all-in-one machine and the main chip in the education all-in-one machine. Two ends of a USB line connected with the education integrated machine and the computer are respectively connected with USB interfaces on the education integrated machine and the computer, wherein the type of the USB interface on the education integrated machine can be any one of types-A, type-B, type-C.
In other embodiments, the USB interface chip may be further disposed in a USB cable, and the USB cable is used as a data transfer device to connect the education integration machine and the computer, and implement data transmission between the education integration machine and the computer.
In this embodiment, the data transmission adaptive method applied to the education integrative machine comprises the following steps:
s101: receiving a data transmission requirement, acquiring a data transmission mode of the education integrated machine and the computer, and adjusting the data transmission mode of the education integrated machine or the computer according to the difference of the data transmission mode, wherein the step of adjusting the data transmission mode of the education integrated machine or the computer according to the difference of the data transmission mode specifically comprises the following steps: judging whether the data transmission modes are the same or not; if so, not adjusting the data transmission mode of the education integrated machine or the computer; if not, acquiring an object corresponding to a data transmission mode with a high level in the data transmission mode, and controlling the object to reduce the data transmission mode to the data transmission mode with a low level in the data transmission mode through a USB equipment controller corresponding to the object, wherein the object is one of an education all-in-one machine and a computer.
The USB interface chip receives a data transmission requirement sent by the education all-in-one machine or the computer, acquires the data transmission modes of the education all-in-one machine and the computer after receiving the data transmission requirement, compares the difference of the data transmission modes of the education all-in-one machine and the computer, and adjusts the data transmission mode of the education all-in-one machine or the computer based on the difference so as to enable the education all-in-one machine and the computer to use the same data transmission mode for data transmission.
In this embodiment, the education all-in-one machine uses an Android operating system, the USB interface chip includes two physical layers (PHYs) and two USB Device controllers (USB Device controllers), each USB Device controller is connected to one physical layer, and is connected to the education all-in-one machine or the computer through the physical layer, and a data transmission channel is formed between the USB Device controllers, so that forwarding of data sent by the education all-in-one machine or the computer is realized.
In this embodiment, the step of obtaining the data transmission mode of the education integrator and the computer specifically includes: the USB interface chip obtains the data transmission mode of the education all-in-one machine and the computer through the physical layers at the two ends. Specifically, the USB device controller in the USB interface chip acquires the data transmission mode of the education all-in-one machine and the computer through the physical layer, and adjusts the working mode of the USB device controller to the corresponding data transmission mode.
The step of adjusting the data transmission mode of the educational all-in-one machine or the computer according to the difference of the data transmission mode specifically comprises the following steps: judging whether the data transmission modes are the same or not; if so, not adjusting the data transmission mode of the education integrated machine or the computer; if not, acquiring an object corresponding to a high-level data transmission mode in the data transmission modes, and adjusting the data transmission mode of the object, wherein the object is one of the education integrated machine and the computer. Communication delay and data transmission error rate are reduced by adjusting the data transmission modes of the two devices to be consistent.
Specifically, the step of adjusting the data transmission mode of the object specifically includes: and controlling the object to reduce the data transmission mode to a data transmission mode with a lower level in the data transmission mode through the USB device controller corresponding to the object.
In a specific embodiment, the education integrated machine is an Android terminal, when a data transmission mode of the Android terminal works in a USB2.0 mode and a data transmission mode of the computer terminal works in a USB3.0 mode, due to the fact that the working modes of the two terminals are inconsistent, the error rate of data transmission is improved, and therefore the rate of data transmission is reduced, the rate at the moment is lower than that in the USB2.0 mode, and it is shown that communication is abnormal and delay is large. The USB interface chip acquires the current working mode of the USB equipment controller corresponding to the education all-in-one machine through the PHY at one end, and compares the current working mode with the working mode of the USB equipment controller corresponding to the computer acquired by the PHY at the other end. 1) And if the android end works in the USB2.0 mode and the computer end works in the USB3.0 mode, controlling the computer end to work in the USB2.0 mode through a USB Device Controller corresponding to the computer end. 2) If the Android end works in the USB3.0 mode and the computer end works in the USB2.0 mode, the Android end is controlled to be lowered to the USB2.0 mode to work through the USB Device Controller corresponding to the Android end, and the education integrated machine and the computer work in the same data transmission mode through the mode.
In this embodiment, in order to improve the data transmission efficiency, the USB interface chip may further obtain model information of the education integration machine and the computer after receiving the data transmission requirement, and search the stored data transmission mode adjustment record according to the model information. Specifically, the step of receiving the data transmission requirement further includes: judging whether a data transmission mode adjustment record exists or not; if so, adjusting the data transmission mode of the education integrated machine or the computer according to the data transmission mode; and if not, acquiring the data transmission mode of the education integrated machine and the computer.
S102: and acquiring a data receiving object in the data transmission requirement, and forwarding the data sent by the data sending object to the data receiving object.
And after the USB interface chip determines that the working modes of data transmission between the education integrated machine and the computer are consistent, determining a data receiving object according to the received data transmission requirement. And acquiring data sent by the data sending object, and forwarding the data to the data receiving object.
The step of forwarding the data sent by the data sending object to the data receiving object specifically includes: and receiving data sent by the data transmission object, and forwarding the data to the data receiving object through a USB equipment controller in the USB interface chip.
Specifically, when the computer terminal transmits data to the education all-in-one machine serving as the android terminal, the USB interface chip belongs to device equipment relative to the education all-in-one machine and the computer, at the moment, the computer transmits the data to the USB interface chip, and the USB interface forwards the data to the android terminal through the USB equipment controller in the chip. When the Android end transmits data to the computer end, the USB interface chip belongs to device equipment relative to Android and computers, at the moment, the Android end transmits the data to the USB interface chip, and the USB interface chip forwards the data to the Android end through a USB equipment controller in the chip.
When the USB interface chip forwards data, the on-off condition of the data transmission line is monitored constantly, and when the data transmission line is disconnected, the information of data transmission interruption is sent to the education integrated machine.
Has the beneficial effects that: the data transmission self-adaption method applied to the education all-in-one machine is characterized in that the education all-in-one machine and the computer are connected by utilizing the USB interface chip, when data are transmitted, the data transmission between the education all-in-one machine and the computer is realized through the USB interface chip, the problem that RS232 wires need to be used is avoided, the data transmission rate is improved, the era development requirements are met, and when the data transmission modes of the education all-in-one machine and the computer are not consistent, the data transmission mode is adjusted, data transmission errors are not easy to occur, the packet loss rate is small, and the use experience of users is improved.
Based on the same inventive concept, the present invention further provides a data transmission adaptive method, please refer to fig. 3, fig. 3 is a flowchart of an embodiment of the data transmission adaptive method of the present invention, and the data transmission adaptive method of the present invention is described with reference to fig. 3.
In this embodiment, the data transmission adaptive method is applied to an education integrated machine or a computer, the education integrated machine is connected with a USB interface chip, and the USB interface chip is connected with the computer through a USB cable. The USB interface chip is arranged in the education all-in-one machine and connected with the USB interface on the education all-in-one machine and the main chip in the education all-in-one machine. Two ends of a USB line connected with the education integrated machine and the computer are respectively connected with USB interfaces on the education integrated machine and the computer, wherein the type of the USB interface on the education integrated machine can be any one of types-A, type-B, type-C.
In other embodiments, the USB interface chip may be further disposed in a USB cable, and the USB cable is used as a data transfer device to connect the education integration machine and the computer, and implement data transmission between the education integration machine and the computer.
In this embodiment, the data transmission adaptive method includes:
s201: the method comprises the steps of obtaining data to be transmitted, and sending data transmission requirements to a USB interface chip, wherein the USB interface chip receives the data transmission requirements, obtains data transmission modes of an education all-in-one machine and a computer, and judges whether the data transmission modes are the same or not; if so, not adjusting the data transmission mode of the education integrated machine or the computer; if not, acquiring an object corresponding to a data transmission mode with a high level in the data transmission mode, and controlling the object to reduce the data transmission mode to a data transmission mode with a low level in the data transmission mode through a USB equipment controller corresponding to the object, wherein the object is one of an education integrated machine and a computer.
The USB interface chip receives a data transmission requirement sent by the education integrated machine or the computer, acquires the data transmission modes of the education integrated machine and the computer after receiving the data transmission requirement, compares the difference of the data transmission modes of the education integrated machine and the computer, and adjusts the data transmission mode of the education integrated machine or the computer based on the difference so as to enable the education integrated machine and the computer to use the same data transmission mode for data transmission.
In this embodiment, the education all-in-one machine uses an Android operating system, the USB interface chip includes two physical layers (PHYs) and two USB Device controllers (USB Device controllers), each USB Device controller is connected to one physical layer, and is connected to the education all-in-one machine or the computer through the physical layer, and a data transmission channel is formed between the USB Device controllers, so that forwarding of data sent by the education all-in-one machine or the computer is realized.
In this embodiment, the step of obtaining the data transmission mode of the education integrated machine and the computer specifically includes: the USB interface chip obtains the data transmission mode of the education all-in-one machine and the computer through the physical layers at the two ends. Specifically, the USB device controller in the USB interface chip acquires the data transmission mode of the education all-in-one machine and the computer through the physical layer, and adjusts the working mode of the USB device controller to the corresponding data transmission mode.
The step of adjusting the data transmission mode of the educational integrated machine or the computer according to the difference of the data transmission mode specifically comprises the following steps: judging whether the data transmission modes are the same or not; if so, not adjusting the data transmission mode of the education integrated machine or the computer; and if not, acquiring an object corresponding to a high-level data transmission mode in the data transmission mode, and adjusting the data transmission mode of the object, wherein the object is one of the education integrated machine and the computer. Communication delay and data transmission error rate are reduced by adjusting the data transmission modes of the two in a consistent manner.
Specifically, the step of adjusting the data transmission mode of the object specifically includes: and controlling the object to reduce the data transmission mode to a lower data transmission mode in the data transmission mode through the USB device controller corresponding to the object.
In a specific embodiment, the education all-in-one machine is an Android end, when the data transmission mode of the Android end works in a USB2.0 mode and the data transmission mode of the computer end works in a USB3.0 mode, the data transmission error rate is improved due to the fact that the working modes of the two ends are inconsistent, and therefore the data transmission rate is reduced, the data transmission rate is lower than that of the USB2.0 mode, and the fact that communication is abnormal and delay is large is reflected. The USB interface chip acquires the current working mode of the USB equipment controller corresponding to the education all-in-one machine through the PHY at one end, and compares the current working mode with the working mode of the USB equipment controller corresponding to the computer acquired by the PHY at the other end. 1) And if the android end works in the USB2.0 mode and the computer end works in the USB3.0 mode, controlling the computer end to work in the USB2.0 mode through a USB Device Controller corresponding to the computer end. 2) If the Android end works in the USB3.0 mode and the computer end works in the USB2.0 mode, the Android end is controlled to be lowered to the USB2.0 mode to work through the USB Device Controller corresponding to the Android end, and the education integrated machine and the computer work in the same data transmission mode through the mode.
In this embodiment, in order to improve the data transmission efficiency, the USB interface chip may further obtain model information of the education integration machine and the computer after receiving the data transmission requirement, and search the stored data transmission mode adjustment record according to the model information. Specifically, the step of receiving the data transmission requirement further includes: judging whether a data transmission mode adjustment record exists or not; if so, adjusting the data transmission mode of the education integrated machine or the computer according to the data transmission mode; and if not, acquiring the data transmission mode of the education integrated machine and the computer.
S202: judging whether a data transmission mode adjusting instruction is received or not, adjusting the data transmission mode after the data transmission mode adjusting instruction is received, sending the data to be transmitted to the USB interface chip, obtaining a data receiving object in the data transmission requirement by the USB interface chip, and forwarding the data sent by the data sending object to the data receiving object.
And after the USB interface chip determines that the working modes of data transmission between the education integrated machine and the computer are consistent, determining a data receiving object according to the received data transmission requirement. And acquiring data sent by the data sending object, and forwarding the data to the data receiving object.
The step of forwarding the data sent by the data sending object to the data receiving object specifically includes: and receiving data sent by the data transmission object, and forwarding the data to the data receiving object through a USB equipment controller in the USB interface chip.
Specifically, when the computer terminal transmits data to the education integrated machine serving as the android terminal, the USB interface chip belongs to device equipment relative to the education integrated machine and the computer, at the moment, the computer transmits the data to the USB interface chip, and the USB interface forwards the data to the android terminal through a USB equipment controller in the chip. When the Android end transmits data to the computer end, the USB interface chip belongs to device equipment relative to Android and computers, at the moment, the Android end transmits the data to the USB interface chip, and the USB interface chip forwards the data to the Android end through a USB equipment controller in the chip.
When the USB interface chip forwards data, the on-off condition of the data transmission line is monitored constantly, and when the data transmission line is disconnected, the information of data transmission interruption is sent to the education integrated machine.
Based on the same inventive concept, the present invention further provides a data transmission device, please refer to fig. 4, fig. 4 is a structural diagram of an embodiment of the data transmission device of the present invention, and the data transmission device of the present invention is described with reference to fig. 4.
In this embodiment, the data transmission device includes a USB interface chip, and the data transmission adaptive method applied to the education integration machine as described in the above embodiments is implemented by the USB interface chip.
The data transmission equipment can be a data transmission module connected with a USB interface in the education all-in-one machine and a USB line provided with a USB interface chip.
Based on the same inventive concept, the present invention further provides a data transmission system, please refer to fig. 5, fig. 5 is a structural diagram of an embodiment of the data transmission system of the present invention, and the data transmission system of the present invention is described with reference to fig. 5.
In this embodiment, the data transmission system includes an education all-in-one machine, a USB interface chip and a computer, the education all-in-one machine is connected to the USB interface chip, the USB interface chip is connected to the computer through a USB cable, and the education all-in-one machine is connected to the USB interface chip through the education all-in-one machine, the USB interface chip and the computer, so as to implement the data transmission adaptive method applied to the education all-in-one machine as described in the above embodiments.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A data transmission self-adaption method applied to an education all-in-one machine is characterized in that the education all-in-one machine is connected with a USB interface chip, the USB interface chip is connected with a computer through a USB line, and the data transmission self-adaption method comprises the following steps:
s101: receiving a data transmission requirement, acquiring a data transmission mode of the education integrative machine and the computer, and adjusting the data transmission mode of the education integrative machine or the computer according to the difference of the data transmission mode, wherein the step of adjusting the data transmission mode of the education integrative machine or the computer according to the difference of the data transmission mode specifically comprises the following steps: judging whether the data transmission modes are the same or not; if so, not adjusting the data transmission mode of the education integrated machine or the computer;
if not, acquiring an object corresponding to a data transmission mode with a high level in the data transmission mode, and controlling the object to reduce the data transmission mode to a data transmission mode with a low level in the data transmission mode through a USB equipment controller corresponding to the object, wherein the object is one of the education integrated machine and the computer;
s102: and acquiring a data receiving object in the data transmission requirement, and forwarding the data sent by the data sending object to the data receiving object.
2. The adaptive data transmission method applied to the educational all-in-one machine according to claim 1, wherein the step of obtaining the data transmission mode of the educational all-in-one machine and the computer specifically comprises:
and the USB interface chip acquires the data transmission mode of the education all-in-one machine and the computer through the physical layers at the two ends.
3. The adaptive data transmission method applied to the integrated educational machine according to claim 1, wherein the step of forwarding the data transmitted by the data transmitting object to the data receiving object specifically comprises:
and receiving the data sent by the data transmission object, and forwarding the data to a data receiving object through a USB equipment controller in a USB interface chip.
4. The adaptive data transmission method applied to the education integrator, as claimed in claim 1, wherein the USB interface chip is disposed in the education integrator and connected to the USB interface on the education integrator.
5. The adaptive method for data transmission applied to an educational kiosk, as claimed in claim 1, wherein said step of receiving a data transmission request is followed by the further steps of:
judging whether a data transmission mode adjustment record exists or not;
if so, adjusting the data transmission mode of the education integrated machine or the computer according to the data transmission mode;
and if not, acquiring the data transmission mode of the education integrated machine and the computer.
6. A data transmission self-adapting method is characterized in that the data transmission self-adapting method is applied to an education integrated machine or a computer, the education integrated machine is connected with a USB interface chip, the USB interface chip is connected with the computer through a USB line, and the data transmission self-adapting method comprises the following steps:
s201: acquiring data to be transmitted, and sending a data transmission requirement to the USB interface chip, wherein the USB interface chip receives the data transmission requirement, acquires a data transmission mode of the education integrated machine and the computer, and judges whether the data transmission modes are the same; if so, not adjusting the data transmission mode of the education integrated machine or the computer; if not, acquiring an object corresponding to a data transmission mode with a high level in the data transmission mode, and controlling the object to reduce the data transmission mode to the data transmission mode with a low level in the data transmission mode through a USB device controller corresponding to the object, wherein the object is one of the education integrated machine and the computer;
s202: judging whether a data transmission mode adjusting instruction is received or not, adjusting a data transmission mode after the data transmission mode adjusting instruction is received, sending data to be transmitted to a USB interface chip, obtaining a data receiving object in a data transmission requirement by the USB interface chip, and forwarding the data sent by the data sending object to the data receiving object.
7. A data transmission device, characterized in that the data transmission device comprises a USB interface chip, and the data transmission self-adapting method applied to the integrated education machine is realized according to any one of claims 1-6 through the USB interface chip.
8. A data transmission system is characterized by comprising an education all-in-one machine, a USB interface chip and a computer, wherein the education all-in-one machine is connected with the USB interface chip, the USB interface chip is connected with the computer through a USB wire, and the education all-in-one machine is connected with the USB interface chip through the education all-in-one machine, the USB interface chip and the computer to realize the data transmission self-adaption method applied to the education all-in-one machine as claimed in any one of claims 1 to 6.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108132899A (en) * | 2016-12-01 | 2018-06-08 | 中兴通讯股份有限公司 | A kind of transmission mode configuration method, apparatus and system |
| CN109426644A (en) * | 2017-08-31 | 2019-03-05 | 西安中兴新软件有限责任公司 | A kind of rate adjusting method and device, equipment of USB data transmission |
| CN209821808U (en) * | 2019-06-27 | 2019-12-20 | 深圳市康冠商用科技有限公司 | Touch transmission compatible device and education all-in-one machine |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108132899A (en) * | 2016-12-01 | 2018-06-08 | 中兴通讯股份有限公司 | A kind of transmission mode configuration method, apparatus and system |
| CN109426644A (en) * | 2017-08-31 | 2019-03-05 | 西安中兴新软件有限责任公司 | A kind of rate adjusting method and device, equipment of USB data transmission |
| CN209821808U (en) * | 2019-06-27 | 2019-12-20 | 深圳市康冠商用科技有限公司 | Touch transmission compatible device and education all-in-one machine |
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