CN107911696B - Method and system for distinguishing cameras - Google Patents

Method and system for distinguishing cameras Download PDF

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Publication number
CN107911696B
CN107911696B CN201711457522.4A CN201711457522A CN107911696B CN 107911696 B CN107911696 B CN 107911696B CN 201711457522 A CN201711457522 A CN 201711457522A CN 107911696 B CN107911696 B CN 107911696B
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camera
pin
level
reset
mainboard
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CN107911696A (en
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吴强强
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Shanghai Chuanying Information Technology Co Ltd
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Shanghai Chuanying Information Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00Diagnosis, testing or measuring for television systems or their details
    • H04N17/002Diagnosis, testing or measuring for television systems or their details for television cameras
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Studio Devices (AREA)

Abstract

the invention provides a method and a system for distinguishing cameras, which comprises that a reset pin of a first camera is connected to a high-level pin or a low-level pin, if the reset pin of the first camera is connected to the high-level pin, a reset pin of a second camera is connected to the low-level pin, if the reset pin of the first camera is connected to the low-level pin, the reset pin of the second camera is connected to the high-level pin, terminals internally provided with the first camera and the second camera are connected to a GIPO port of an external mainboard, and the state of the pins connected with the first camera and the second camera is read out through the GIPO port of the mainboard. According to the invention, the reset pins of different cameras are connected to pins with different levels, and the level is read by using the GIPO port on the mainboard in a mode of starting the cameras, so that the cameras are distinguished.

Description

Method and system for distinguishing cameras
Technical Field
The present invention relates to the field of circuits, and in particular, to a method and a system for distinguishing cameras.
Background
With the development of hardware technology, various mobile devices are affecting the life of people, at present, mobile devices, similar to mobile phones and tablet computers, have gradually penetrated into the aspects of the life of people, and terminals such as mobile phones and the like almost become necessities of daily life of people, wherein people also pay more and more attention to the quality of the imaging effect of the devices.
in the prior art, manufacturers often need to disassemble terminal equipment and judge the source of the camera through a mark on the camera, but by adopting the method, the manufacturers cannot quickly distinguish the cameras of a large number of damaged terminals, the cost for distinguishing the cameras of the manufacturers is high, the process for maintaining the terminal equipment is too complex, and the time for maintaining the terminals is too long.
Therefore, a method and a system which are convenient and quick and can distinguish the cameras without disassembling the mobile phone are needed, so that manufacturers can quickly and accurately distinguish the cameras built in the terminal equipment.
Disclosure of Invention
In order to overcome the technical defects, the invention aims to provide a method and a system for distinguishing cameras.
The invention discloses a method for distinguishing cameras, which is characterized by comprising the following steps of:
A reset pin of a first camera is connected to a high level pin or a low level pin;
If the reset pin of the first camera is connected with the high-level pin, the reset pin of a second camera is connected with the low-level pin, if the reset pin of the first camera is connected with the low-level pin, the reset pin of the second camera is connected with the high-level pin, the terminals internally provided with the first camera and the second camera are connected to the GIPO port of the external mainboard, and the state of the pins connected with the first camera and the second camera is read out through the GIPO port of the mainboard.
preferably, the reset pin of the first camera is vacant, the high level pin or the low level pin of the first camera is vacant, and the reset pin of the first camera is connected to the vacant high level pin or the vacant low level pin.
Preferably, the reset pin of the second camera is vacant, the high level pin or the low level pin of the second camera is vacant, and the reset pin of the second camera is connected to an idle pin with a level opposite to that of the pin connected to the first camera.
Preferably, the first camera and the second camera which are connected by the pins are arranged in the terminal, a connector for the terminal is obtained, and the terminal is connected with the GIPO port of the mainboard through the connector.
preferably, the first camera is started, the GIPO port of the main board reads out the level state of the reset pin of the first camera, the first camera is closed, the second camera is started, and the GIPO port of the main board reads out the level state of the reset pin of the second camera.
the invention also provides a system for distinguishing the cameras, which is characterized by comprising a first camera, a second camera and a mainboard, wherein the first camera is connected with a high-level pin or a low-level pin through a reset pin of the first camera, the second camera is connected with a low-level pin through a reset pin of the first camera if the reset pin of the first camera is connected with the high-level pin, the reset pin of the second camera is connected with the low-level pin if the reset pin of the first camera is connected with the low-level pin, the reset pin of the second camera is connected with the high-level pin through the reset pin of the first camera, the mainboard is used for connecting terminals internally provided with the first camera and the second camera to a GIPO port of an external mainboard, and the state of the pins connected with the mainboard is read out through the GIPO port of the mainboard.
Preferably, the reset pin of the first camera is vacant, the high level pin or the low level pin of the first camera is vacant, and the reset pin of the first camera is connected to the vacant high level pin or the vacant low level pin.
Preferably, the reset pin of the second camera is vacant, the high level pin or the low level pin of the second camera is vacant, and the reset pin of the second camera is connected to an idle pin with a level opposite to that of the pin connected to the first camera.
preferably, the first camera and the second camera are arranged in a terminal after the pin connection is completed, and are connected with the GIPO port of the mainboard through a connector for the terminal.
Preferably, the first camera is started, the GIPO port of the main board reads out the level state of the reset pin of the first camera, the first camera is closed, the second camera is started, and the GIPO port of the main board reads out the level state of the reset pin of the second camera.
After the technical scheme is adopted, compared with the prior art, the method has the following beneficial effects:
1, conveniently and quickly distinguishing cameras in terminal equipment;
And 2, the cost of distinguishing the cameras by manufacturers is reduced, and the procedure of maintaining the cameras by the manufacturers is simplified.
drawings
FIG. 1 is a schematic flow chart of a method for distinguishing cameras in accordance with a preferred embodiment of the present invention;
fig. 2 is a schematic flow chart of a reset pin of a first camera connected to a high level pin or a low level pin according to a preferred embodiment of the present invention;
Fig. 3 is a schematic flow chart of a process in which a reset pin of a second camera is connected to a low level pin if the reset pin of the first camera is connected to a high level pin, and the reset pin of the second camera is connected to the high level pin if the reset pin of the first camera is connected to the low level pin, according to a preferred embodiment of the present invention;
fig. 4 is a schematic flow chart of connecting the terminals with the first and second cameras built therein to the GIPO port of the external motherboard according to a preferred embodiment of the present invention;
FIG. 5 is a flow chart illustrating the process of reading the status of the pins connected to the motherboard through the GIPO port of the motherboard in accordance with a preferred embodiment of the present invention;
Fig. 6 is a schematic structural diagram of a system for distinguishing cameras according to a preferred embodiment of the present invention.
Detailed Description
The advantages of the invention are further illustrated in the following description of specific embodiments in conjunction with the accompanying drawings.
reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
the terminology used in 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.
It is to 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, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure. Depending on context, the word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination"
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
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 themselves. Thus, "module" and "component" may be used in a mixture.
According to the invention, the reset pins of different cameras are connected to pins with different levels, and the level is read by using the GIPO port on the mainboard in a mode of starting the cameras, so that the cameras are distinguished. The camera in the terminal equipment is conveniently and quickly distinguished, so that the cost of distinguishing the camera by a manufacturer is reduced, and the program for maintaining the camera by the manufacturer is simplified. Specifically, fig. 1 is a flowchart illustrating a method for distinguishing between cameras according to a preferred embodiment of the present invention. As can be seen from the figure, the method for distinguishing cameras provided by this embodiment includes:
-a first camera having a reset pin connected to either the high level pin or the low level pin
In this embodiment, the user can set up that the reset pin of camera meets with the high level or meets with the low level according to self needs, meets with the high level, and the level that corresponds of this camera is the high level, meets with the low level, and the level that corresponds of this camera is the low level.
Specifically, referring to fig. 2, it is a schematic flow chart of a procedure according to fig. 1, in which a reset pin of a first camera is preferably connected to a high level pin or a low level pin. As can be seen from the figure, in the present embodiment, preferably, the step of connecting the reset pin of the first camera to the high level pin or the low level pin includes:
The reset pin of the first camera is vacant
More specifically, in this embodiment, the reset pin indicates the level corresponding to the reset pin when the camera is started.
The high level pin or the low level pin of the first camera is vacant
More specifically, in this embodiment, the reset pin needs to be connected to a high-level or low-level pin for distinguishing the camera from another camera, so that at least the high-level or low-level pin of the camera is idle, and thus can be connected to the reset level for distinguishing the camera when the camera is started.
connecting the reset pin of the first camera to the vacant high-level pin or low-level pin
More specifically, in this embodiment, according to the level determined by the user, the camera is connected to the level, and the level of the camera connection is recorded for use when distinguishing the cameras.
-if the reset pin of the first camera is connected to the high level pin, the reset pin of a second camera is connected to the low level pin, and if the reset pin of the first camera is connected to the low level pin, the reset pin of the second camera is connected to the high level pin.
Referring to fig. 2, in the present embodiment, according to the level of the previous camera, another camera is connected to the level opposite to the level of the previous camera, and is recorded for distinguishing by the level of the previous camera.
Specifically, refer to fig. 3, which is a flowchart illustrating a procedure according to fig. 1, preferably, if the reset pin of the first camera is connected to the high level pin, the reset pin of a second camera is connected to the low level pin, and if the reset pin of the first camera is connected to the low level pin, the reset pin of the second camera is connected to the high level pin. As can be seen from the figure, if the reset pin of the first camera is connected to the high level pin, the reset pin of a second camera is connected to the low level pin, and if the reset pin of the first camera is connected to the low level pin, the step of connecting the reset pin of the second camera to the high level pin includes:
the reset pin of the second camera is vacant
more specifically, in this embodiment, the reset pin indicates the level corresponding to the reset pin when the camera is started.
The high level pin or the low level pin of the second camera is vacant
More specifically, in this embodiment, the previous camera is already connected to a level according to the user's decision, if the previous camera is connected to a high level, the low level of the camera must be idle, and if the previous camera is connected to a low level, the high level of the camera must be idle.
and connecting the reset pin of the second camera to an idle pin with the level opposite to that of the pin connected with the first camera.
More specifically, in this embodiment, the previous camera is already connected to a level according to the user's decision, if the previous camera is connected to a high level, the low level of the camera must be idle, and if the previous camera is connected to a low level, the high level of the camera must be idle. And connecting the level with the camera, wherein the level is different from the level connected with the previous camera.
-the terminal with the built-in first camera and the built-in second camera is connected to the GIPO port of the external mainboard
Specifically, referring to fig. 1, after two cameras are connected with the electrical level respectively, the two cameras are placed in the terminal, the terminal is connected with the two cameras through a circuit, in order to distinguish the two cameras placed in the terminal, an external third party, namely an external main board, is needed to distinguish the cameras, and the external third party is connected with the input GIPO port of the main board through the terminal, so that the preparation for distinguishing the cameras is made, and the operation is very quick and convenient.
the first camera and the second camera which are connected through pins are arranged in the terminal
after the two cameras are connected with the pins, the terminal equipment needs to be completed, the two cameras are arranged in the terminal, the terminal is completed at the moment, the terminal does not need to be disassembled, and the completed terminal can be directly used for distinguishing the cameras.
obtaining a connector for a terminal
the terminal cannot be directly connected to a main board for reading a level signal of the camera, and therefore, a third party is required to facilitate connection, and thus, a connection for the terminal is used as the third party to connect the terminal and the main board.
Connecting the terminal with the GIPO port of the main board through the connector
after the connector is obtained, the terminal is connected with the mainboard through the connector, so that preparation for distinguishing the cameras is made, the method is very quick and convenient, and the method is consistent with the gist of the invention.
-reading out the status of the pins connected thereto through the GIPO port of the motherboard
Referring to fig. 1, in this embodiment, the cameras are respectively turned on and off, and when one of the cameras is turned on, the main board can read the level of the corresponding camera through the GIPO port, and then turn off the camera, and turn on the other camera, so that the level of the reset pin of the camera can be read again through the GIPO port on the main board, and the level is distinguished according to the level of the corresponding camera recorded before.
Specifically, referring to fig. 5, a flow chart is shown for reading the status of the pins connected to the motherboard through the GIPO port of the motherboard, as described above with reference to fig. 1. As can be seen from the figure, the step of reading the state of the pin connected to the gpo port through the motherboard mainly includes:
Starting the first camera
more specifically, in this embodiment, in order to distinguish the cameras, one of the cameras is activated, so that the level of the reset pin of the camera is read out through the GIPO port of the motherboard, and the source of the camera is distinguished according to the different cameras corresponding to the previously recorded high and low levels.
The GIPO port of the mainboard reads out the level state of the reset pin of the first camera;
When the camera is started, the reset pin of the camera is started, and according to the level connected with the reset pin, the level of the mainboard connected with the camera through the GIPO port can be read out, so that the source of the camera is distinguished.
Turning off the first camera
At this time, the level of one camera is obtained, the level of the other camera needs to be obtained, so that the first camera which has obtained the level needs to be turned off, and the reset pin of the camera does not display the corresponding level, so that the level corresponding to the other camera can be measured.
starting the second camera
In order to distinguish the cameras, the other camera is started, so that the level connected with the reset pin of the camera can be read out through the GIPO port of the mainboard, and the source of the camera is distinguished according to different cameras corresponding to the recorded high and low levels.
the GIPO port of the mainboard reads out the level state of the reset pin of the second camera
After another camera is started, the level of the camera is read out through the GIPO port of the main board, and the cameras can be distinguished after the levels corresponding to the two cameras are obtained.
in another aspect of the present invention, a system for distinguishing cameras is also provided. Referring to fig. 6, a block diagram of a system for distinguishing cameras according to a preferred embodiment of the present invention is shown. As can be seen from the figure, in the present embodiment, the system for distinguishing the cameras includes the following features:
the reset pin of the first camera is connected to the high-level pin or the low-level pin, the reset pin of the first camera is vacant, the high-level pin or the low-level pin of the first camera is vacant, and the reset pin of the first camera is connected to the vacant high-level pin or the vacant low-level pin.
The second camera comprises a reset pin of the second camera which is connected with a low level pin if the reset pin of the first camera is connected with a high level pin, and is connected with a high level pin if the reset pin of the first camera is connected with a low level pin, the reset pin of the second camera is connected with a vacant pin, the high level pin or the low level pin of the second camera is vacant, and the reset pin of the second camera is connected with an idle pin with the level opposite to that of the pin connected with the first camera.
The mainboard is used for connecting terminals internally provided with the first camera and the second camera to a GIPO port of the external mainboard; through read out the state of the pin of being connected rather than on the GIPO mouth of mainboard, place a terminal in after the pin is connected to accomplish in first camera and second camera, through a connector that is used for the terminal, link to each other with the GIPO mouth of mainboard, first camera starts, the GIPO mouth of mainboard reads out the level state of the pin that resets of first camera, first camera is closed, the second camera starts, the GIPO mouth of mainboard reads out the level state of the pin that resets of second camera.
In summary, the present invention provides a method and a system for distinguishing cameras. According to the invention, the reset pins of different cameras are connected to pins with different levels, and the level is read by using the GIPO port on the mainboard in a mode of starting the cameras, so that the cameras are distinguished. The camera in the terminal equipment is conveniently and quickly distinguished, so that the cost of distinguishing the camera by a manufacturer is reduced, and the program for maintaining the camera by the manufacturer is simplified.
The mobile 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 smart phone, a notebook computer, a PDA (personal digital assistant), a PAD (tablet computer), a PMP (portable multimedia player), a navigation device, and the like, and a fixed terminal such as a digital TV, a desktop computer, and the like. In the following, it is assumed that the terminal is a mobile terminal. However, it will be understood by those skilled in the art that the configuration according to the embodiment of the present invention can be applied to a fixed type terminal in addition to elements particularly used for moving purposes.
It should be noted that the embodiments of the present invention have been described in terms of preferred embodiments, and not by way of limitation, and that those skilled in the art can make modifications and variations of the embodiments described above without departing from the spirit of the invention.

Claims (8)

1. A method for distinguishing between cameras, comprising the steps of:
a reset pin of a first camera is connected to a high level pin or a low level pin;
if the reset pin of the first camera is connected with the high-level pin, the reset pin of a second camera is connected with the low-level pin, and if the reset pin of the first camera is connected with the low-level pin, the reset pin of the second camera is connected with the high-level pin;
Connecting terminals internally provided with the first camera and the second camera to a GIPO port of an external mainboard;
Reading out the state of a pin connected with the mainboard through a GIPO port of the mainboard;
wherein, the step of reading the state of the pin connected with the mainboard through the GIPO port of the mainboard comprises the following steps:
Starting the first camera;
The GIPO port of the mainboard reads out the level state of the reset pin of the first camera;
closing the first camera;
Starting the second camera;
And the GIPO port of the mainboard reads out the level state of the reset pin of the second camera.
2. The method of claim 1,
The step of connecting the reset pin of the first camera to the high-level pin or the low-level pin comprises the following steps:
The reset pin of the first camera is vacant;
A high level pin or a low level pin of the first camera is vacant;
and connecting a reset pin of the first camera to a vacant high-level pin or a vacant low-level pin.
3. The method of claim 2,
If the reset pin of the first camera is connected with the high level pin, the reset pin of a second camera is connected with the low level pin, and if the reset pin of the first camera is connected with the low level pin, the step that the reset pin of the second camera is connected with the high level pin comprises the following steps:
the reset pin of the second camera is vacant;
a high-level pin or a low-level pin of the second camera is vacant;
and connecting the reset pin of the second camera to an idle pin with the level opposite to that of the pin connected with the first camera.
4. The method of claim 1,
the step of connecting the terminals with the built-in first camera and the built-in second camera to the GIPO port of the external mainboard comprises the following steps:
the first camera and the second camera which are connected through pins are arranged in a terminal;
Acquiring a connector for a terminal;
and connecting the terminal with the GIPO port of the mainboard through the connector.
5. a system for distinguishing cameras is characterized by comprising a first camera, a second camera and a main board;
a reset pin of the first camera is connected to a high level pin or a low level pin;
The second camera is connected with the low-level pin if the reset pin of the first camera is connected with the high-level pin, and is connected with the high-level pin if the reset pin of the first camera is connected with the low-level pin;
The mainboard is used for connecting terminals internally provided with the first camera and the second camera to a GIPO port of the external mainboard;
reading the state of a pin connected with the mainboard through the GIPO port of the mainboard: the first camera is started, the GIPO port of the mainboard reads out the level state of the reset pin of the first camera, the first camera is closed, the second camera is started, and the GIPO port of the mainboard reads out the level state of the reset pin of the second camera.
6. The system of claim 5,
The reset pin of the first camera is vacant, the high-level pin or the low-level pin of the first camera is vacant, and the reset pin of the first camera is connected to the vacant high-level pin or the vacant low-level pin.
7. The system of claim 6,
the reset pin of the second camera is vacant, the high-level pin or the low-level pin of the second camera is vacant, and the reset pin of the second camera is connected to an idle pin with the level opposite to that of the pin connected with the first camera.
8. The system of claim 7,
the first camera and the second camera are arranged in a terminal after the pins are connected, and are connected with the GIPO port of the mainboard through a connector for the terminal.
CN201711457522.4A 2017-12-28 2017-12-28 Method and system for distinguishing cameras Active CN107911696B (en)

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CN102098035A (en) * 2010-12-03 2011-06-15 惠州Tcl移动通信有限公司 Analog switch control circuit and mobile phone
CN102169468A (en) * 2011-03-22 2011-08-31 惠州Tcl移动通信有限公司 Identification method for external module and electronic equipment using same
CN202887166U (en) * 2012-08-06 2013-04-17 广东欧珀移动通信有限公司 Version recognition system of camera module and camera module

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