KR102085156B1 - Monitor and computor having network switching function - Google Patents

Abstract

According to an embodiment of the present invention, a computer having a network switching function comprises: a first board including a first communication part connected to a first communication network and a first graphic card connected to a monitor; a second board including a second communication part connected to a second communication network and a second graphic card connected to the monitor; and a network switching control part provided in the first board and the second board, and when a network switching signal is inputted from a user input part, terminating a connection with a communication part and a graphic card provided in a currently connected board and switching to a new connection with a communication part and a graphic card provided in the other board.

Description

MONITOR AND COMPUTOR HAVING NETWORK SWITCHING FUNCTION}

The present invention relates to a computer and a monitor capable of executing a network switching function without using a network switching device (KVM).

In general, KVM (Keyboard Video Mouse), which is a network switching device, is a hardware device for controlling a plurality of computers or related products using one keyboard, one monitor, and one mouse. Because they must be connected correctly, they belong to specialized equipment that is not easily used by non-skilled professionals.

In particular, many computers or related products are frequently interconnected according to various requirements of users. In recent years, in order to prevent hacking from the outside, an intranet computer and an Internet computer are divided into a plurality of computers per individual. A lot of work is done.

Therefore, the use of the KVM (Keyboard Video Mouse), which is a network switching device as described above, is gradually increasing, and related technologies have the following problems or limitations.

First, since existing technologies provide 'ports for connecting video signals of computers' and 'monitor connection ports for connecting video signals of selected computers to multiple monitors', the configuration is complicated and the corresponding ports are determined accordingly. There is a problem that it is quite difficult to connect correctly. (The problem is that if you consider the ports associated with the keyboard and mouse, the configuration becomes more complicated and larger.)

In addition, current monitors provide two or more connection ports and various input types (HDMI, DP, DVI, VGA, etc.) to support more than one device. Since only the ports connected to the buttons and menus provided by the monitor are to be used to display the screen, there is a problem that it is quite inconvenient to use it with the existing technology.

Furthermore, even if this problem is overcome, it is limited to find out and adjust the resolution information of each monitor to which the computer is connected in applying the existing technology, and in particular, controlling only the function of a specific monitor in software is also limited. .

The present invention has been made to solve the above-mentioned problems, and to provide a computer and a monitor having a network switching function equipped with software that can minimize the connection and use of physical connection ports provided by the monitor.

In addition, the monitor is provided with a communication unit and a network switching control unit integrally to send a command directly to the monitor to connect to the selected port, the software that can transfer the state connected to each port to another computer connected through the communication unit It is to provide a computer and a monitor having a network switching function provided.

In addition, it is another object of the present invention to provide a computer and a monitor having a network switching function provided with software for controlling a state of an existing monitor and a monitor connected to another computer through communication with a monitor.

Furthermore, the software can provide the network switching function without the physical network switching device keyboard video mouse (KVM) hardware device by providing the ability to use the monitor, keyboard and mouse on two or more computers without physical port connection. It is to provide a computer and a monitor having a network switching function provided.

A computer having a network switching function according to an embodiment of the present invention includes a first communication unit connected to a first communication network, a first board including a first graphics card connected to a monitor, and a second communication unit connected to a second communication network. And a second board including a second graphics card connected to the monitor, and provided in the first board or the second board, and when a network switching signal is input from a user input unit, the communication unit and graphics provided in the currently connected board. Terminating the connection with the card, and includes a network switching control unit for switching to newly connected to the communication unit and graphics card provided on the other board.

The first communication network may be connected to the internal communication network, the second communication network may be connected to the external communication network, the user input unit may be connected to the first board, and the network switching controller may be provided on the first board.

The first communication network may be connected to the internal communication network, the second communication network may be connected to the external communication network, the user input unit may be connected to the first board, and the network switching controller may be provided on the second board.

The network switching controller identifies all the monitors connected to the first board and the second board, receives information on the currently connected monitor, receives connection setting initialization information received from each monitor, Initialization can be performed.

When the network switching signal is input, the network switching controller recognizes the current position of the mouse on the currently connected monitor, and sets the current position of the recognized mouse to the initial value of the mouse of the newly connected board so that there is no change in the position of the mouse. have.

In another embodiment, a monitor having a network switching function includes a first board including a power supply unit supplying power, a first communication unit connected to a first communication network, a first graphics card connected to the monitor, and a second A second communication unit connected to a communication network and a second board including a second graphic card connected to a monitor, and when a network switching signal is input from a user input unit, a connection between a communication unit and a graphic card provided in the currently connected board Ending, and may include a network switching controller for switching to newly connected with the communication unit and the graphics card provided on the other board.

The network switching controller identifies all the monitors connected to the first board and the second board, receives information on the currently connected monitor, receives connection setting initialization information received from each monitor, Initialization can be performed.

When the network switching signal is input, the network switching controller recognizes the current position of the mouse on the currently connected monitor, and sets the current position of the recognized mouse to the initial value of the mouse of the newly connected board so that there is no change in the position of the mouse. have.

According to the disclosed invention, by implementing a network switching function using a network switching control, it is possible to perform network switching without a separate network switching device (KVM).

1 is a block diagram illustrating a computer having a network switching function according to an embodiment of the present invention.
2 is a block diagram illustrating a computer having a network switching function according to another embodiment of the present invention.
3 is a block diagram illustrating a monitor having a network switching function according to an embodiment of the present invention.
4 to 7 are flowcharts illustrating a method for initializing between a network switching controller and a monitor according to an embodiment of the present invention.
8 is a flowchart illustrating a process of processing a hot key according to an embodiment of the present invention.
9 is a diagram illustrating a mouse cursor position adjusting method when switching a displayed monitor according to an exemplary embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail the specific contents for carrying out the invention.

1 is a block diagram illustrating a computer having a network switching function according to an embodiment of the present invention.

Referring to FIG. 1, the computer 100 having a network switching function may include a first board 110, a second board 120, a monitor 130, and a user input unit 140.

The first board 110 may include a first communication unit 111 connected to the first communication network and a first graphic card 112 connected to the monitor 130. The first board 110 may further include various configurations in addition to the configurations shown in the drawings.

The second board 120 may include a second board 120 including a second communication unit 121 connected to the second communication network and a second graphic card 122 connected to the monitor 130. The second board 120 may further include various configurations in addition to the configurations shown in the drawings.

For example, the first communication network 111 may be connected to the internal communication network, and the second communication network 112 may be connected to the external communication network. Alternatively, the first communication network 111 may be connected to an external communication network, and the second communication network 112 may be connected to an internal communication network.

In addition, in the present embodiment, the first board 110 and the second board 120 are described as being included in one computer, but the first board 110 is included in the first computer and the second board 120 is Each of the second computers may be provided independently.

The monitor 130 may be implemented as various devices capable of displaying various types of information to a user.

The monitor 130 is connected to the first board 110 and the second board 120, and the first board 110 and the second board 120 share one monitor 130.

The user input unit 140 may be a device that a user may input various information, and may include various devices that may input information such as a mouse, a keyboard, a touch screen, and the like.

For example, the user input unit 140 may be connected to the first board 110.

The network switching control unit 113 is provided on the first board 110, and when a network switching signal is input from the user input unit 140, the connection with the communication unit and graphics card provided in the currently connected board is terminated, and the other board It can be switched to newly connected with the provided communication unit and the graphics card.

For example, when the currently connected board is the first board 110, when the network switching signal is input from the user input unit 140, the network switching control unit 113 terminates the connection with the first board 110, The network connection can be switched so as to be newly connected to the second board 120.

In this case, the network switching signal may be changed by a user's preset hot key. For example, the hotkey may be set in various forms such as a specific key present on the keyboard or a 'ctrl key + enter key (press at the same time)'. Also. It can also be set by matching the type of monitor and board connected to each hotkey.

In this case, when the hot key is input, the network switching controller 113 may automatically switch the connection to the type of monitor or the type of board to be matched.

When the user input unit 140 is connected to the first board 110, the network switching controller 113 automatically sets a connection with the user input unit 140, and automatically performs wired communication or wireless communication with the second board 120. Can be created with In this way, the network switching controller 113 may receive a signal input from the user input unit 140 and may transmit the input signal to the second board 120 as necessary.

A computer having a network switching function according to the present embodiment may implement a network switching function by using a network switching controller, thereby performing network switching without a separate network switching device (KVM).

2 is a block diagram illustrating a computer having a network switching function according to another embodiment of the present invention.

Referring to FIG. 2, the computer 200 having a network switching function may include a first board 210, a second board 220, monitors 230, 231, and 232, and a user input unit 240.

According to the present exemplary embodiment, the first board 210 and the second board 220 may be connected to at least two monitors, and according to a user's situation, two or more monitors and boards may be used. It is assumed.

The first board 210 may include a first communication unit 211 connected to the first communication network, and a first graphic card 212 connected to the first monitor 230 and the second monitor 231.

The second board 220 may include a second board 220 including a second communication unit 221 connected to the second communication network and a second graphic card 222 connected to the third monitor 232. have. In the present embodiment, the second board 220 has been described as being connected to only two monitors, but may be connected to all three monitors.

The monitors 230, 231, and 232 may be implemented as various devices capable of displaying various types of information to a user.

The user input unit 240 may be a device that a user may input various information, and may include various devices that may input information such as a mouse, a keyboard, and a touch screen.

The network switching controller 213 is provided on the second board 210, and when a network switching signal is input from the user input unit 240, the connection with the communication unit and graphics card provided in the currently connected board is terminated, It can be switched to newly connected with the provided communication unit and the graphics card.

For example, when the currently connected board is the first board 210, when the network switching signal is input from the user input unit 240, the network switching control unit 213 terminates the connection with the first board 210. The network connection can be switched so as to be newly connected to the second board 220. In this case, the network switching controller 213 may display data using the third monitor 232.

In this case, the network switching signal may be changed by a user's preset hot key. For example, the hotkey may be set in various forms such as a specific key present on the keyboard or a 'ctrl key + enter key (press at the same time)'. Also. It can also be set by matching the type of monitor and board connected to each hotkey.

In this case, when the hot key is input, the network switching controller 213 may automatically switch the connection to the type of monitor or board to be matched.

For example, when the currently input hotkey switches the screen displayed on the first monitor 230 to the second monitor 231, the network switching controller 213 terminates the connection with the first monitor 230, and The screen connected to the first monitor 230 may be displayed on the second monitor 231 by newly creating a connection with the second monitor 231.

When the user input unit 240 is connected to the first board 210, the network switching controller 213 automatically establishes a connection with the user input unit 240, and automatically performs wired communication or wireless communication with the second board 220. Can be created with In this way, the network switching controller 213 may receive a signal input from the user input unit 240, and transmit the input signal to the second board 220 as needed.

When there are three or more monitors as in the present embodiment, the conventional devices not only need to be physically connected directly to the connection ports existing on each board / monitor, but also must be correctly connected to the corresponding connection ports, which is not only complicated but also accurate. There was a problem that the user is very uncomfortable.

However, in the present invention, the network switching control unit is provided inside the board or the monitor, and by forming the communication channel with each connection port by initializing the respective connection ports, even if a plurality of boards and monitors are physical The effect is to implement network switching while minimizing the connection.

3 is a block diagram illustrating a monitor having a network switching function according to an embodiment of the present invention.

Referring to FIG. 3, the monitor 330 having a network switching function includes a power supply unit 331 and a network switching control unit 332 for supplying power.

The first board 310 may include a first communication unit 311 connected to the first communication network, and a first graphic card 312 connected to the monitor 330.

The second board 320 may include a second board 320 including a second communication unit 321 connected to the second communication network and a second graphic card 322 connected to the monitor 330. The second board 320 may further include various components in addition to the components shown in the drawing.

The monitor 330 may be implemented as various devices capable of displaying various types of information to a user.

The monitor 330 is connected to the first board 310 and the second board 320, and the first board 310 and the second board 320 share one monitor 330.

The user input unit 340 may be a device that a user may input various information, and may include various devices that may input information such as a mouse, a keyboard, and a touch screen.

The network switching controller 332 is connected to the first board 310 and the second board 320, and when a network switching signal is input from the user input unit 340, the network switching controller 332 is connected to the communication unit and the graphics card provided in the currently connected board. And it can be switched to newly connected with the communication unit and the graphics card provided on the other board.

For example, when the currently connected board is the first board 310, when the network switching signal is input from the user input unit 340, the network switching controller 313 terminates the connection with the first board 310, The network connection may be switched so as to be newly connected to the second board 320.

4 to 7 are flowcharts illustrating a method for initializing between a network switching controller and a monitor according to an embodiment of the present invention.

2 and 4, in order to initialize, the network switching controller 213 may determine the number of all monitors physically connected to the first board 210 and the second board 220 (410). For example, in the network switching controller 213, the first monitor 230 and the second monitor 231 are physically connected to the first board 210, and the third monitor 232 is connected to the second board 220. ) Is physically connected.

The network switching controller 213 may request each monitor port information by transmitting the first message format VCP * 1 to the monitor (411).

The monitors 230, 231, and 232 generate a first response message for all port information existing in the monitor in response to the first message format VCP * 1 received from the network switching controller 213 to generate the network switching controller ( 213).

Referring to FIG. 5, the first message format VCP * 1 of the network switching controller 213 may have a form of 'DA SA LE 01 VCP * 1'. The monitors 230, 231, and 232 generate a first response message for all port information present in the monitor in response to the first message format VCP * 1 received from the network switching controller 213 to generate the network switching controller ( 213). The first response message may have a form of 'DA SA LE 02 RC VCP * 1 TP MH ML SH SL'.

Here, DA is an abbreviation of Destination Address, which means the address of a device to be sent. In the network switching controller, when the command is sent, it means the address of the monitor, and when sending a command from the monitor, it means the address of the device that sent the command.

SA stands for Source Address and means the address of the sending device.

LE is the Length, which means the length of instructions following LE.

VCP stands for Virtual Control Panel command code.

RC is an abbreviation of Return Code. It means the code that tells whether the command received can be executed or the result after execution.

TP stands for VCP Type Code, 00 means a set value, and 01 means a temporary value.

MH means High byte value of 16-bit Maximum value.

ML stands for Low byte value of 16-bit Maximum value.

SH means High byte value of 16 bit Setting value.

SL means Low byte value of 16 bit Setting value.

P # stands for a unique number, identified by the location of all input ports provided by the monitor.

L # stands for the unique number assigned to identify the port actually connected.

T # means a unique number identifying the type of input source.

C means total number.

In FIG. 5, the number “3” in C of the first response message means that the total number of ports is three. Specifically, P1, It means that there are ports corresponding to P2 and P3.

In addition, the number corresponding to T # located below each of P1, P2, and P3 means the type of input port. For example, T # can be set to VGA: 1, DVI: 3, HDMI: 4, DP: 15.

This means that the P1 port is HDMI, the P2 port is DVI, and the P3 port is VGA.

In FIG. 5, based on the number present in the second row of the lower T # column, the number '4' in C of the first response message means that the total number of ports is four, specifically, P1, It means that ports corresponding to P2, P3, and P4 exist.

In addition, the number corresponding to T # located below each of P1, P2, P3, and P4 means the type of the input port. For example, in T #, 1 may be VGA, 3 is DVI, 4 is HDMI, and 15 may be DP.

Accordingly, the P1 port is HDMI, the P2 port is DVI, the P3 port is VGA, and the P4 port is HDMI.

Through the above process, the network switching controller 213 may collect information on the number / type, etc. corresponding to all ports that each monitor has.

The network switching controller 213 may send a second message format (VCP * 2) to the monitor and request port information currently connected among the monitor ports (413).

The monitors 230, 231, and 232 generate a second response message including the currently connected port information among the ports existing in the monitor in response to the second message format VCP * 2 received from the network switching controller 213. And transmits to network switching controller 213 (414).

In FIG. 6, referring to the number existing in the first row below the P # column, the number '2' in C of the second response message means that the total number of ports is two. Specifically, L1 and L2 are ports that are currently connected. Specifically, P1 port corresponding to the number present in the column of L1 and P3 port corresponding to the number present in the column of L2 are currently connected.

In FIG. 6, referring to the number present in the second lower row of the column marked P #, the number '2' in C of the second response message means that the total number of ports is two. Specifically, L1 and L2 mean a port that is currently connected, and specifically, means that the P3 port corresponding to the number present in the column of L1 and the P4 port corresponding to the number present in the column of L2 are currently connected.

Through the above process, the network switching control unit 213 may collect information on the port currently connected in each monitor.

The network switching control unit 213 may transmit a third message format (VCP * 3) to the monitor and request port and type information of the monitor currently connected to the network switching control unit 213 (operation 415).

The monitors 230, 231, and 232 may monitor port and type information of the monitor currently connected to the network switching control unit 213 in response to the third message format (VCP * 3) received from the network switching control unit 213. A third response message including a message is generated and transmitted to the network switching controller 213 (416).

In FIG. 7, the number present in the lower first row of the T # marked column is '4', and the number present in the lower first row of the P # marked column is '3'. The connected port is a P3 port, which means that the type is HDMI.

For example, the number present in the lower second row of the column marked T # is '4', and the number present in the lower first row of the column marked P # is '4', so that the current network switching controller 213 is present. The port connected to is a P4 port, which means that the type is HDMI.

Through the above process, the network switching controller 213 may collect port and type information of the monitor currently connected to the network switching controller 213 and operating.

In the case of the present invention through the above process to determine the connection status through the initialization of the connection ports respectively to the boards or monitors, the network switching controller is input network conversion without the physical location of the separate physical switch or connection port You can implement a network switching function that quickly terminates the current connection state and generates a new connection state according to the signal.

Meanwhile, although not separately illustrated, the network switching controller 213 may request various performance information including port information of all connected monitors using a separate message format, and corresponding monitors are received from the network switching controller. Can be configured to respond to a separate message format.

Due to the active role of the network switching controller 213 as described above, the present invention utilizes various types of information received from all monitors, and inputs such as VGA, DVI, HDMI, DP, etc. to the positions of actual ports. All of the information related to the input method can be obtained.

8 is a flowchart illustrating a process of processing a hot key according to an embodiment of the present invention.

Referring to FIG. 8, when an event is input from a keyboard (user input unit), the first board 800 may transmit to the network switching controller 801 that an event has occurred (810). Although described as a keyboard in the present embodiment, it may be implemented as a user input unit such as a mouse, a touch screen, and the like.

The network switching controller 801 determines whether an event received from the first board 800 corresponds to a hot key (S811).

If it corresponds to a hot key, the network switch control unit 801 performs a network switch corresponding to the hot key. For example, if the hot key terminates the connection with the board currently connected and newly creates a connection with another board, the network switching controller 801 terminates the connection with the current board and connects with another board. Create a new connection.

Next, the network switching controller 801 transmits the processing result of the hot key processing to the first board 800 (812).

If it does not correspond to a hot key, the network switching controller 801 determines whether an event received from the first board 800 corresponds to an event to be transmitted to the second board 802 ( 813).

If the event is to be delivered to the second board 802, the network switching controller 801 transmits a message to the first board 800 indicating that the event processing to be transmitted to the second board 802 is completed ( 814).

Next, the network switching controller 801 transmits keyboard ('user input unit') data received from the first board 800 to the second board 802 (815).

If the event is not transmitted to the second board 802, the network switching controller 801 transmits a keyboard event unprocessed notification message to the first board 800 (816).

After receiving the keyboard event unprocessing notification message received from the network switching controller 801, the first board 800 determines whether event processing is completed (817).

If the event processing is not completed, the first board 800 may make an event processing request using the OS keyboard (818).

If event processing is completed, the first board 800 ends the event processing.

Through the above process, the network switching controller can transmit the event data to the hotkey or the second board.

9 is a diagram illustrating a mouse cursor position adjusting method when switching a displayed monitor according to an exemplary embodiment of the present invention.

1 and 9, when a signal for switching the screen displayed from the user input unit to the third monitor 232 is received from the first monitor 230, the network switching controller may control the cursor on the first monitor 230. Save the location 1000 and switch the connection port from the first monitor 230 to the third monitor 232.

The network switching controller may switch the connection port to the third monitor 232 and display the cursor 1010 at a position corresponding to the position of the cursor 1000 stored in the third monitor 232. The network switching controller sets the initial value of the third monitor 232 to a value corresponding to the position of the cursor 1000, and the cursor is changed according to the cursor position change signal received by the third monitor 232 based on the position. Will change the position of.

As such, by keeping the position of the cursor even when the monitor is changed, the user may not only perform a continuous task at the same cursor position as the existing task but also easily find the position of the cursor.

The described embodiments may be configured by selectively combining all or part of the embodiments so that various modifications can be made.

In addition, it should be noted that the embodiments are provided for the purpose of description and not of limitation. In addition, those skilled in the art will understand that various embodiments are possible within the scope of the technical idea of the present invention.

Claims (12)

As a computer with a network switching function,
A first board including a first communication unit connected to a first communication network and a first graphic card connected to a monitor;
A second board including a second communication unit connected to a second communication network and a second graphic card connected to a monitor; And
When the network switching signal is provided on the first board or the second board and a network switching signal is input from the user input unit, the connection between the communication unit and the graphic card provided in the currently connected board is terminated, and It includes a network switching control for switching to a new connection,
The network switching control unit,
Identify all the monitors connected to the first board and the second board, receive information on the currently connected monitor, and receive connection setting initialization information received from each monitor to perform initialization with the monitors. ,
The network switching control unit,
Receiving a first response message including port information present in the monitor from the monitor by sending an information request message in a first message format to the monitor,
Receiving a second response message containing port information currently connected to the monitor from the monitor by sending an information request message in a second message format to the monitor,
Receiving a third response message including port information of a monitor currently connected to the network switching controller from the monitor by transmitting an information request message of a third message format to the monitor;
Computer with network switching function.
The method of claim 1,
The first communication network may be connected to an internal communication network, and the second communication network may be connected to an external communication network,
The user input unit is connected to the first board,
The network switching controller is provided on the first board, the computer having a network switching function.
The method of claim 1,
The first communication network may be connected to an internal communication network, and the second communication network may be connected to an external communication network,
The user input unit is connected to the first board,
The network switching controller is provided on the second board, the computer having a network switching function.
delete The method of claim 1,
The network switching control unit,
And when the user input unit is connected to the first board, automatically establishes a connection with the user input unit, and automatically generates wired or wireless communication with the second board.
The method of claim 1,
The network switching control unit,
When a signal is input from the user input unit while being connected to the first board, it is determined whether the input signal is a network switching signal. If the determination result is a network switching signal, the network switching signal is switched to the second board. If it is determined that the switch to the second board means that the conversion processing completion message is sent to the first board, the first communication unit and the first graphics card provided on the first board is connected. Terminating, creating a new connection with the second communication unit and the second graphics card provided on the second board, and transmitting a signal received from the user input unit to the second board.
The method of claim 1,
The network switching control unit,
When a network switch signal is input, the network switch function recognizes the current position of the mouse on the currently connected monitor and sets the current position of the recognized mouse to the initial value of the mouse of the newly connected board so that there is no change of the mouse position. Having computer.
The method of claim 7, wherein
The network switching control unit,
And converting a port of a currently connected monitor into a port of a newly connected monitor and displaying a cursor at a position corresponding to the initial value of the mouse on the newly connected monitor when a network switching signal is input.
As a monitor with network switching function,
A power supply unit supplying power;
A first board including a first communication unit connected to the first communication network, a first board including a first graphics card connected to the monitor, a second communication unit connected to the second communication network, and a second graphics card connected to the monitor 2 is connected to the board, when a network switching signal is input from the user input unit, the network switch to terminate the connection to the communication unit and graphics card provided in the currently connected board, and to switch to a new connection with the communication unit and graphics card provided on the other board It includes a control unit,
The network switching control unit,
Identify all the monitors connected to the first board and the second board, receive information on the currently connected monitor, and receive connection setting initialization information received from each monitor to perform initialization with the monitors. ,
The network switching control unit,
Receiving a first response message including port information present in the monitor from the monitor by sending an information request message in a first message format to the monitor,
Receiving a second response message containing port information currently connected to the monitor from the monitor by sending an information request message in a second message format to the monitor,
Receiving a third response message including port information of a monitor currently connected to the network switching controller from the monitor by transmitting an information request message of a third message format to the monitor;
Monitor with network switching function.
delete The method of claim 9,
The network switching control unit,
When a signal is input from the user input unit while being connected to the first board, it is determined whether the input signal is a network switching signal. If the determination result is a network switching signal, the network switching signal is switched to the second board. If it is determined that the switch to the second board means that the conversion processing completion message is sent to the first board, the first communication unit and the first graphics card provided on the first board is connected. Ending, creating a new connection with the second communication unit and the second graphics card provided on the second board, and transmits the signal received from the user input to the second board, a monitor having a network switching function.
The method of claim 9,
The network switching control unit,
When a network switch signal is input, the network switch function recognizes the current position of the mouse on the currently connected monitor and sets the current position of the recognized mouse to the initial value of the mouse of the newly connected board so that there is no change of the mouse position. Having a monitor.

Images