CN218275426U - Switching card and control system based on TYPEC interface - Google Patents
Switching card and control system based on TYPEC interface Download PDFInfo
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- CN218275426U CN218275426U CN202220958684.6U CN202220958684U CN218275426U CN 218275426 U CN218275426 U CN 218275426U CN 202220958684 U CN202220958684 U CN 202220958684U CN 218275426 U CN218275426 U CN 218275426U
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Abstract
The application provides a switching card and control system based on TYPEC interface. The adapter card comprises a plurality of data transmission interfaces and a channel switching module; the first data transmission interface is connected with the main control equipment, the second data transmission interface is connected with the intelligent glasses, and the third data transmission interface is connected with the debugging equipment; the channel switching module comprises a first switch, when the first switch is in a first conduction state, the second data transmission interface is connected with the first data transmission interface through the first switch, the main control equipment is connected with the intelligent glasses through the first data transmission interface and the second data transmission interface to realize communication, and the main control equipment sends a display signal to the intelligent glasses for display; when the first switch is in the second conduction state, the third data transmission interface is connected with the first data transmission interface through the first switch, the main control device is connected with the debugging device through the first data transmission interface and the third data transmission interface to achieve communication, and debugging signals are mutually transmitted between the debugging device and the main control device.
Description
Technical Field
The utility model relates to an intelligence glasses technical field especially relates to a switching card and control system based on TYPEC interface.
Background
In an application scenario of the smart glasses, a display signal is generally required to be output to the smart glasses through the main control device, and the display signal is debugged through communication between debugging devices such as a computer and the main control device. During debugging, a USB2.0 channel between the debugging device and the main control device needs to be kept connected, and the transmission of the display signal also needs to occupy a USB2.0 channel of a TYPEC (USB Type-C) interface, so that two TYPEC interfaces need to be arranged on the main control device, one TYPEC interface is used for the transmission of the display signal, and the other TYPEC interface is used for the transmission of the debugging data. However, the TYPEC interface for debugging is used only for debugging, and the utilization rate is low, and if the YTPEC interface is still provided, the interface is wasted, and the appearance of the main control device is not simple enough.
SUMMERY OF THE UTILITY MODEL
For overcoming the problem that exists among the correlation technique, the embodiment of the utility model provides a switching card and control system based on TYPEC interface, this switching card based on TYPEC interface is convenient for realize being connected between master control equipment and intelligent glasses, the debugging equipment, realizes the debugging function when being convenient for intelligent glasses show, helps saving the external interface that main control equipment went up not commonly used, simplifies main control equipment's appearance structure.
According to a first aspect of embodiments of the present invention, there is provided a transfer card based on a TYPEC interface, including a first data transmission interface, a second data transmission interface, a third data transmission interface and a channel switching module; the first data transmission interface is used for being connected with the main control equipment, the second data transmission interface is used for being connected with the intelligent glasses, and the third data transmission interface is used for being connected with the debugging equipment;
the channel switching module comprises a first switch, and the second data transmission interface and the third data transmission interface are connected with the first data transmission interface through the first switch;
when the first switch is in a first conduction state, the second data transmission interface is connected with the first data transmission interface through the first switch, the main control equipment is connected with the intelligent glasses through the first data transmission interface and the second data transmission interface to realize communication, and the main control equipment sends a display signal to the intelligent glasses for display;
when the first switch is in the second conduction state, the third data transmission interface is connected with the first data transmission interface through the first switch, the main control device is connected with the debugging device through the first data transmission interface and the third data transmission interface to achieve communication, and debugging signals are mutually transmitted between the debugging device and the main control device.
According to a second aspect of an embodiment of the present invention, there is provided a control system, including a main control device, smart glasses, a debugging device, and a transfer card based on a TYPEC interface as described in the above embodiment;
the intelligent glasses are connected with the main control equipment through the adapter card, so that the transmission of display signals is realized;
the debugging equipment is connected with the main control equipment through the adapter card, and transmission of debugging signals is achieved.
Use the technical scheme of the embodiment of the utility model, through setting up the switching card based on the TYPEC interface, the switching card can be connected between main control equipment and intelligent glasses and debugging equipment, through setting up the passageway change over switch in the inside of switching card, different passageways are switched to the different functions that combine main control equipment, make main control equipment can realize the debugging function with debugging equipment interaction when showing the signal to intelligent glasses output, help omitting the external interface that main control equipment went up not commonly used, simplify main control equipment's appearance structure.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic block diagram of a control system according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an adapter card according to an embodiment of the present invention;
fig. 3 is a schematic connection diagram of an adapter card according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an internal structure of a channel switching chip according to an embodiment of the present invention;
fig. 5 is a pin definition diagram of the TYPEC interface shown in the embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. The following description refers to the accompanying drawings in which the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification 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.
It should be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present invention.
The embodiment of the utility model provides a switching card and control system based on TYPEC interface, this switching card based on TYPEC interface is convenient for realize being connected between master control equipment and intelligent glasses, the debugging equipment, realizes the debugging function when being convenient for intelligent glasses show, helps saving the external interface that is not commonly used on the master control equipment, simplifies master control equipment's outward appearance structure.
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
The application environment of the transit card based on the TYPEC interface in this embodiment is a control system, as shown in fig. 1, the control system includes a transit card 100, a main control device 200, smart glasses 300, and a debugging device 400, and the transit card 100 is connected between the main control device 200 and the smart glasses 300 and the debugging device 400, so as to facilitate the interaction between the main control device 200 and the smart glasses 300 and the debugging device 400. Generally, the main control device 200 may transmit the display signal to the smart glasses 300 through the adapter card 100 for display, and the main control device 200 may further implement interaction of the debugging signal through the adapter card 100 and the debugging device 400, for example, mutual transmission of the regulation signal and the feedback signal in the debugging process. The adapter card 100 is provided with a plurality of data interfaces, and the data interfaces may be TYPEC interfaces or usb interfaces.
According to the utility model discloses a first aspect provides a switching card based on TYPEC interface. Referring to fig. 2 and fig. 3, fig. 2 is a schematic block diagram of an adapter card according to an embodiment of the present invention; fig. 3 is a schematic connection diagram of the adaptor card according to an embodiment of the present invention.
The adapter card 100 based on the TYPEC interface includes a first data transmission interface 1, a second data transmission interface 2, a third data transmission interface 3 and a channel switching module 4; the first data transmission interface 1 is used for being connected with the main control device 200, the second data transmission interface 2 is used for being connected with the intelligent glasses 300, and the third data transmission interface 3 is used for being connected with the debugging device 400; the channel switching module 4 comprises a first switch 411, and the second data transmission interface 2 and the third data transmission interface 3 are connected with the first data transmission interface 1 through the first switch 411;
when the first switch 411 is in the first on state, the second data transmission interface 2 is connected with the first data transmission interface 1 through the first switch 411, the main control device 200 is connected with the smart glasses 300 through the first data transmission interface 1, the first switch 411 and the second data transmission interface 2 to realize communication, and the main control device 200 sends the display signal to the smart glasses 300 to display.
When the first switch 411 is in the second on state, the third data transmission interface 3 is connected to the first data transmission interface 1 through the first switch 411, the main control device 200 is connected to the debugging device 400 through the first data transmission interface 1 and the third data transmission interface 3 to implement communication, and the debugging device 400 and the main control device 200 implement mutual transmission of debugging signals.
This embodiment, through setting up the switching card based on the TYPEC interface, the switching card can be connected between master control equipment and intelligent glasses and debugging equipment, through set up the passageway change over switch in the inside of switching card, different passageways are switched in the different functions of combining master control equipment, make master control equipment can realize the debugging function with the debugging equipment interaction when exporting the display signal to intelligent glasses, help saving the external interface that is not commonly used on the master control equipment, simplify master control equipment's outward appearance structure.
In an alternative embodiment, the first switch 411 includes a first movable contact, a first fixed contact and a second fixed contact, the first movable contact of the first switch 411 is connected with the first data transmission interface 1, the first fixed contact thereof is connected with the second data transmission interface 2, and the second fixed contact thereof is connected with the third data transmission interface 3; when the first movable contact of the first switch 411 is triggered to be connected with the first fixed contact, the first switch 411 is in a first conduction state, and the second data transmission interface 2 is connected with the first data transmission interface 1; when the first movable contact of the first switch 411 is triggered to connect with the second fixed contact, the first switch 411 is in the second conduction state, and the third data transmission interface 3 is connected with the first data transmission interface 1. Through setting up first switch 411, when first switch 411 is in two kinds of different states, can make different passageways open, make first data transmission interface 1 can with the data transmission interface connection of difference to realize the transmission of different signals between master control device 200, intelligent glasses 300 and debugging equipment 400 three, the realization of different functions. When the main control device 200 controls the smart glasses 300 to display images, the switching of the channels can be realized by directly controlling the state of the first switch, the data phase connecting line does not need to be detached and replaced, and the operation is simple and convenient.
Optionally, since the data transmission ports between the main control device 200 and the smart glasses 300 include one or more data transmission ports, and the data transmission ports between the main control device 200 and the debugging device 400 include one or more data transmission ports, the first switch 411 may select a single-pole double-throw switch or a double-pole double-throw switch according to different situations, so as to match different numbers of data transmission ports, and the use is more flexible.
In an alternative embodiment, the channel switching module 4 includes a channel switching chip 41 and a second switch 42, as shown in fig. 4, the channel switching chip 41 has a first terminal, a second terminal and a third terminal inside, and a first switch 411 and a microcontroller 412 are integrated inside; the second terminal and the third terminal can be connected to the first terminal through the first switch 411, and the first terminal is connected to the first data transmission interface 1; the controlled terminal of the channel switching chip 41 is connected to the second switch 42, and receives the trigger signal.
When the second switch 42 is in the first on state, the controlled terminal receives the first trigger signal, and triggers the first switch 411 to operate, so that the second terminal of the channel switching chip 41 is connected to the first terminal, and the second data transmission interface 2 is connected to the first data transmission interface 1 through the second terminal, the first switch 411, and the first terminal;
when the second switch 42 is in the second conducting state, the controlled terminal receives the second trigger signal, and triggers the first switch 411 to operate, so that the third terminal of the channel switching chip 41 is connected to the first terminal, and the third data transmission interface 3 is connected to the first data transmission interface 1 through the third terminal, the first switch 411, and the first terminal.
In an alternative embodiment, the second switch 42 includes a second movable contact, a third stationary contact and a fourth stationary contact,
when the second switch 42 is in the first conducting state, the second movable contact of the second switch 42 is connected to the third fixed contact, the controlled end of the channel switching chip 41 is connected to the first reference power source or the second reference power source through the second movable contact and the third fixed contact of the second switch 42, and the first switch 411 is triggered to operate, so that the second end of the channel switching chip 41 is connected to the first end;
when the second switch 42 is in the second conducting state, the second movable contact of the second switch 42 is connected to the fourth fixed contact, the controlled end of the channel switching chip 41 is connected to the second reference power supply or the first reference power supply through the second movable contact and the fourth fixed contact of the second switch 42, and the first switch 411 is triggered to operate, so that the third end of the channel switching chip 41 is connected to the first end.
Optionally, the first reference power source is a ground reference GND, and the second reference power source is a reference level having a voltage value different from a voltage value of the first reference power source; alternatively, the second reference power is a ground GND, the first reference power is a reference level of a voltage value and a voltage value of the second reference power, and the reference level may be +5V or another voltage value.
Optionally, the second movable contact of the second switch 42 is connected to the controlled terminal of the microcontroller 412 inside the channel switching chip 41, the third stationary contact of the second switch 42 is grounded through a first resistor, and the fourth stationary contact of the second switch 42 is connected to the +5V power supply through a second resistor.
The first switch 411 may be an electronic switch, which is controlled by a controlled terminal of a microcontroller, and the controlled terminal of the microcontroller is connected with the first moving contact of the first switch 411, and triggers the first moving contact to be connected with the first stationary contact or the second stationary contact, so as to connect different paths. The second switch 42 may be a dial switch or a push-button switch that may be manually operated by a user.
The control principle is described below:
when the second switch 42 is controlled by the user to be in the first conduction state, the second movable contact of the second switch 42 is connected to the third stationary contact, so that the controlled end of the channel switching chip 41 is grounded, and the microcontroller inside the channel switching chip 41 obtains a low level, that is, a corresponding control signal can be output to the first switch 41 to trigger the first switch to be closed on the corresponding first channel, so that the smart glasses 300 can be communicated with the main control device 100, that is, the USB2.0 data transmission interface between the smart glasses 300 and the main control device 100 is communicated, thereby facilitating transmission of the display signal.
When the second switch 42 is controlled by the user to be in the second conducting state, the second movable contact of the second switch 42 is connected to the fourth fixed contact, so that the controlled end of the channel switching chip 41 is connected to the +5V power supply, and the microcontroller inside the channel switching chip 41 obtains a high level, that is, a corresponding control signal is output to the first switch 41 to trigger the first switch to be closed on the corresponding second channel, so that the debugging device 400 can be communicated with the main control device 100, that is, the USB2.0 data transmission interface between the debugging device 400 and the main control device 100 is communicated, thereby facilitating mutual transmission of the debugging signal.
In an alternative embodiment, the first datase:Sub>A transmission interface 1 may be ase:Sub>A first TYPEC interface, the second datase:Sub>A transmission interface 2 may be ase:Sub>A second TYPEC interface, and the third datase:Sub>A transmission interface 3 may be ase:Sub>A third TYPEC interface or ase:Sub>A USB-ase:Sub>A interface. The second TYPEC interface and the third TYPEC interface are respectively connected with the first TYPEC interface through ase:Sub>A channel switching module, or the second TYPEC interface and the USB-ase:Sub>A interface are respectively connected with the first TYPEC interface through ase:Sub>A channel switching module.
As shown in fig. 5, it is a pin definition diagram of the TYPEC interface shown in the embodiment of the present invention.
The TYPEC interface has 4 pairs of TX/RX differential lines, 2 pairs of USB D +/D-, a pair of SBUs, 2 CCs, 4 VBUS and 4 ground lines. In this embodiment, 4 pairs of TX/RX differential lines are used for DP format video signal transmission, and 2 pairs of USB D +/D-lines are used for USB video signal transmission, so as to convert USB video signals into HDMI format video signals.
Optionally, if the second TYPEC interface is connected to the first TYPEC interface, the main control device 200 is connected to the smart glasses 300 through the first TYPEC interface and a video screen signal transmission port of the second TYPEC interface, and sends the display signal to the smart glasses 300 for display, where the video screen signal transmission port includes a DP port and a USB2.0 data port. When the main control device 200 outputs the display signal to the smart glasses 300 to display an image, if the debugging is needed, the channel switching can be performed through the second switch and the second switch, namely, the USB2.0 data channel in the TYPEC interface of the main control device is switched to be communicated with the debugging device, so that the device debugging can be realized without affecting the display, and the debugging is convenient.
The third TYPEC interface is connected to the first TYPEC interface, the main control device 200 is connected to the debugging device 400 through the first TYPEC interface and the datase:Sub>A signal transmission port of the third TYPEC interface, so as to achieve mutual transmission of the debugging signals, or the USB-ase:Sub>A interface is connected to the first TYPEC interface, and the main control device 200 is connected to the debugging device 400 through the first TYPEC interface and the datase:Sub>A signal transmission port of the USB-ase:Sub>A interface, so as to achieve mutual transmission of the debugging signals.
Optionally, the first TYPEC interface, the second TYPEC interface, and the third TYPEC interface may be a TYPEC male socket or a TYPEC female socket, which is not limited in this embodiment.
Use the above-mentioned embodiment of the utility model, through setting up the switching card based on the TYPEC interface, the switching card can be connected between main control equipment and intelligent glasses and debugging equipment, through setting up the passageway change over switch in the inside of switching card, different passageways are switched to the different functions that combine main control equipment, make main control equipment can realize the debugging function with the debugging equipment interaction when showing the signal to intelligent glasses output, help saving the external interface that is not commonly used on the main control equipment, simplify main control equipment's outward appearance structure.
According to a second aspect of the present invention, a control system is provided, which includes a main control device 200, smart glasses 300, a debugging device 400, and a transfer card 100 based on a TYPEC interface as described in the above embodiments.
The smart glasses 300 are connected with the main control device 200 through the adapter card 100 to realize the transmission of the display signals;
the debugging device 400 is connected with the main control device 200 through the adapter card 100 to realize the transmission of debugging signals.
Alternatively, the smart glasses 300 may be AR glasses, VR glasses, or MR glasses.
Use the control system of this embodiment, through setting up the switching card based on the TYPEC interface, the switching card is connected between main control equipment and intelligent glasses and debugging equipment, through set up the passageway change over switch in the inside of switching card, different passageways are switched in combination with main control equipment's different functions, make main control equipment can realize the debugging function with the debugging equipment interaction when exporting the display signal to intelligent glasses, help saving the external interface that is not commonly used on the main control equipment, simplify main control equipment's outward appearance structure.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. A kind of switching card based on TYPEC interface, characterized by that, including the first data transmission interface, the second data transmission interface, the third data transmission interface and channel switching module; the first data transmission interface is used for being connected with a main control device, the second data transmission interface is used for being connected with the intelligent glasses, and the third data transmission interface is used for being connected with a debugging device;
the channel switching module comprises a first switch, and the second data transmission interface and the third data transmission interface are connected with the first data transmission interface through the first switch;
when the first switch is in a first conduction state, the second data transmission interface is connected with the first data transmission interface through the first switch, the main control equipment is connected with the intelligent glasses through the first data transmission interface, the first switch and the second data transmission interface to realize communication, and the main control equipment sends a display signal to the intelligent glasses for display;
when the first switch is in a second conduction state, the third data transmission interface is connected with the first data transmission interface through the first switch, the main control device is connected with the debugging device through the first data transmission interface, the first switch and the third data transmission interface to realize communication, and the debugging device and the main control device realize mutual transmission of debugging signals.
2. The TYPEC interface-based adapter card of claim 1, wherein the first switch comprises a first movable contact, a first stationary contact, and a second stationary contact, the first movable contact of the first switch being connected to the first data transmission interface, the first stationary contact thereof being connected to the second data transmission interface, the second stationary contact thereof being connected to the third data transmission interface;
when a first movable contact of the first switch is triggered to be connected with a first fixed contact, the first switch is in a first conduction state, and the second data transmission interface is connected with the first data transmission interface;
when the first movable contact of the first switch is triggered to be connected with the second fixed contact, the first switch is in a second conduction state, and the third data transmission interface is connected with the first data transmission interface.
3. The TYPEC interface-based adapter card of claim 1, wherein the channel switch module comprises a second switch and a channel switch chip, the channel switch chip having a first terminal, a second terminal, a third terminal, and the first switch; the second end and the third end can be connected to the first end through the first switch, and the first end is connected with the first data transmission interface;
the controlled end of the channel switching chip is connected to the second switch and receives a trigger signal;
when the second switch is in a first conduction state, the controlled end receives a first trigger signal, the first switch is triggered to act, so that the second end of the channel switching chip is connected with the first end, and the second data transmission interface is connected to the first data transmission interface through the second end, the first switch and the first end;
when the second switch is in a second conduction state, the controlled end receives a second trigger signal, the first switch is triggered to act, so that a third end of the channel switching chip is connected with the first end, and the third data transmission interface is connected to the first data transmission interface through the third end, the first switch and the first end.
4. The TYPEC interface-based adapter card of claim 3, wherein the second switch comprises a second movable contact, a third stationary contact, and a fourth stationary contact,
when the second switch is in a first conduction state, the second movable contact of the second switch is connected with the third fixed contact, the controlled end of the channel switching chip is connected to a first reference power supply or a second reference power supply through the second movable contact and the third fixed contact of the second switch, and the first switch is triggered to act so that the second end of the channel switching chip is connected with the first end;
when the second switch is in a second conduction state, the second movable contact of the second switch is connected with the fourth fixed contact, the controlled end of the channel switching chip is connected to a second reference power supply or a first reference power supply through the second movable contact and the fourth fixed contact of the second switch, and the first switch is triggered to act so that the third end of the channel switching chip is connected with the first end.
5. The TYPEC interface-based adapter card of claim 4, wherein the first reference power supply is a reference ground and the second reference power supply is a reference level having a voltage value different from a voltage value of the first reference power supply; or,
the second reference power supply is a reference ground, and the first reference power supply is a reference level of a voltage value and the second reference power supply voltage value.
6. The TYPEC interface-based adapter card of claim 1, wherein the first datase:Sub>A transmission interface is ase:Sub>A first TYPEC interface, the second datase:Sub>A transmission interface is ase:Sub>A second TYPEC interface, and the third datase:Sub>A transmission interface is ase:Sub>A third TYPEC interface or ase:Sub>A USB-ase:Sub>A interface;
the second TYPEC interface and the third TYPEC interface are respectively connected with the first TYPEC interface through the channel switching module, or,
the second TYPEC interface and the USB-A interface are respectively connected with the first TYPEC interface through the channel switching module.
7. The TYPEC interface-based adapter card of claim 6, wherein if the second TYPEC interface is connected to the first TYPEC interface,
the main control equipment passes through first TYPEC interface and the screen signal transmission port is looked to the second TYPEC interface with intelligent glasses connect, will show signal transmission to intelligent glasses show, look the screen signal transmission port and include DP port and USB2.0 data port.
8. The adapter card based on the TYPEC interface of claim 6, wherein the third TYPEC interface is connected with the first TYPEC interface, the main control device is connected with the debugging device through the first TYPEC interface and a data signal transmission port of the third TYPEC interface, so as to realize the mutual transmission of debugging signals,
or, the USB-A interface is connected with the first TYPEC interface, and the main control equipment is connected with the debugging equipment through the first TYPEC interface and the datase:Sub>A signal transmission port of the USB-A interface, so that the mutual transmission of debugging signals is realized.
9. A control system, comprising a master control device, smart glasses, a commissioning device, and the TYPEC interface-based riser card of any one of claims 1 to 8;
the intelligent glasses are connected with the main control equipment through the adapter card to realize the transmission of display signals;
the debugging equipment is connected with the main control equipment through the adapter card, so that transmission of debugging signals is realized.
10. The control system of claim 9, wherein the smart glasses are AR glasses, VR glasses, or MR glasses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220958684.6U CN218275426U (en) | 2022-04-22 | 2022-04-22 | Switching card and control system based on TYPEC interface |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220958684.6U CN218275426U (en) | 2022-04-22 | 2022-04-22 | Switching card and control system based on TYPEC interface |
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| CN218275426U true CN218275426U (en) | 2023-01-10 |
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| CN202220958684.6U Active CN218275426U (en) | 2022-04-22 | 2022-04-22 | Switching card and control system based on TYPEC interface |
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