CN103838402B - RS232 interface special photoelectric wire mouse and using method thereof - Google Patents
RS232 interface special photoelectric wire mouse and using method thereof Download PDFInfo
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- CN103838402B CN103838402B CN201410093106.0A CN201410093106A CN103838402B CN 103838402 B CN103838402 B CN 103838402B CN 201410093106 A CN201410093106 A CN 201410093106A CN 103838402 B CN103838402 B CN 103838402B
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Abstract
The present invention provides a kind of RS232 interface special photoelectric wire mouse and using method thereof, including: optical mouse, data line and RS232 interface；The A end of described data line electrically connects with described RS232 interface, and the B end of described data line electrically connects with described optical mouse.Have the advantage that (1) is while keeping original optical mouse high accuracy advantage, owing to being configured with RS232 interface, it is effectively increased the anti-electromagnetic interference capability of mouse, can use in complicated electromagnetic environment, expand the range of mouse, be also beneficial to mouse carrying out surge protection in use；(2) by mounting distance sensor, control that mouse is in running order or resting state, saved big energy.
Description
Technical field
The present invention relates to a kind of mouse, be specifically related to a kind of RS232 interface special photoelectric wire mouse and use thereof
Method.
Background technology
Optical mouse is by infrared ray or the displacement of laser detection Genius mouse, and displacement signal is converted to electricity arteries and veins
Rush signal, a kind of hardware device moved by process and the conversion and control onscreen cursor arrow of program.
Compared with tradition mechanical mouse, optical mouse has the simple and high-precision advantage of frame for movement, it has also become mesh
The mouse of front main flow.
But, existing optical mouse the most only has PS/2 interface, USB interface or wave point, on the one hand,
Interface type is limited, has certain use limitation；On the other hand, for some particular surroundings, such as:
In industry spot, owing to its electromagnetic environment is extremely complex, and configure PS/2 interface, USB interface or wave point
Optical mouse, there is the problem easily by electromagnetic interference, cause it to be difficult in complicated electromagnetic environment and use.
Summary of the invention
The defect existed for prior art, the present invention provide a kind of RS232 interface special photoelectric wire mouse and
Its using method, while keeping original optical mouse high accuracy advantage, owing to being configured with RS232 interface,
It is effectively increased the anti-electromagnetic interference capability of mouse, it is possible to use in complicated electromagnetic environment, expand mouse
Target range.
The technical solution used in the present invention is as follows:
The present invention provides a kind of RS232 interface special photoelectric wire mouse, including: optical mouse, data
Transmission line and RS232 interface；The A end of described data line electrically connects with described RS232 interface, described
The B end of data line electrically connects with described optical mouse.
Preferably, described data line is shielded cable.
Preferably, described optical mouse includes shell, luminescent device, optical lens, optical sensor, place
Reason device, power supply circuits, RS232 agreement level shifting circuit and mouse performance pattern trigger device；
Described luminescent device is fixed on the inside of described shell, and it launches light path towards being opened in outer casing bottom
Photosensitive window；Described optical lens is being installed on the reflected light path that described photosensitive window reflects；Described mouse work
Operation mode triggers device and is arranged on described shell upper；
The B end of described data line is by described RS232 agreement level shifting circuit with described processor even
Connect；The B end of described data line is connected with described processor also by described power supply circuits；Described process
Device is also respectively connected with described optical sensor and described mouse performance pattern triggers device.
Preferably, described luminescent device is light emitting diode；It is pattern that described mouse performance pattern triggers device
Change-over switch, left and right press key microswitch, middle key microswitch, roller, push rod or capacitor induction type switch.
Preferably, described power supply circuits include: diode D3, diode D4, three-terminal voltage-stabilizing circuit U 2 and
Filter capacitor C2；
The B end RTS pin of described data line and DTR pin respectively with described diode D3 and described
The positive pole of diode D4 connects；The negative pole of described diode D3 and described diode D4 is connected to described three
End mu balanced circuit U2；It is connected to described place after described filter capacitor C2 is in parallel with described three-terminal voltage-stabilizing circuit U 2
The Vcc end of reason device.
Preferably, described shell is the housing with electro-magnetic screen function.
The present invention also provides for the using method of a kind of RS232 interface special photoelectric wire mouse, including following step
Rapid:
S1, is inserted into the RS232 interface of described photoelectricity wire mouse on the RS232 interface of computer；
S2, described computer is powered to described photoelectricity wire mouse by described RS232 interface；And, described electricity
Data communication is carried out by described RS232 interface between brain and described photoelectricity wire mouse.
Preferably, in S2, carried out by described RS232 interface between described computer and described photoelectricity wire mouse
Data communication particularly as follows:
S21, described processor includes triggering device response unit, mouse position capture unit and RS232 agreement
Converting unit；
Described processor receives described mouse performance pattern by described triggering device response unit and triggers device institute
The triggering command sent；
And, described processor captures the position of described optical mouse by described mouse position capture unit
Confidence ceases；
S22, described processor, by being analyzed described triggering command and described positional information, generates electricity
Brain light target control instruction；Then by described RS232 conversion unit of protocol, described control instruction is converted to
The discernible RS232 control instruction meeting RS232 communication protocol of computer operating system；Wherein, described RS232
Control instruction is logic level；
S23, described RS232 control instruction is sent to described RS232 agreement level conversion electricity by described processor
Road；
S24, described RS232 agreement level shifting circuit is by the logic level transition of described RS232 control instruction
For meeting the control information of RS232 level；
S25, described control information is sent to by described RS232 agreement level shifting circuit by RS232 interface
Computer.
Preferably, described processor captures described optical mouse by described mouse position capture unit
Positional information, particularly as follows:
Described optical mouse is placed on the support surface, when described optical mouse moves on described supporting surface
During Dong, described luminescent device constantly launches light to described photosensitive window, and this light is irradiated to described
On support face, reflect through described supporting surface, produce the reflection light carrying supporting surface topography；This reflection
Light focusing is on described optical lens；
The light that described optical sensor focuses on optical lens described in certain frequency collection, extracts its institute
The supporting surface topography carried, multiple the supporting surface topography sequences arranged sequentially in time；
Then described supporting surface topography sequence is sent to the mouse position capture unit of described processor；
The described supporting surface topography sequence received is analyzed by described mouse position capture unit, than
The difference of more each Zhang Suoshu supporting surface topography, obtains the mobile displacement of Genius mouse, and then obtains mouse
The positional information of device.
Preferably, described photoelectricity wire mouse is also built-in with range sensor；
Only when described range sensor senses that described optical mouse is gripped by staff, just make described electricity
Brain is powered to described photoelectricity wire mouse by described RS232 interface, makes described photoelectricity wire mouse be in work
Make state；Otherwise, described computer is not powered to described photoelectricity wire mouse by described RS232 interface, institute
State photoelectricity wire mouse in a dormant state.
The RS232 interface special photoelectric wire mouse of present invention offer and using method thereof, have the advantage that
(1) while keeping original optical mouse high accuracy advantage, owing to being configured with RS232 interface, have
Effect improves the anti-electromagnetic interference capability of mouse, it is possible to uses in complicated electromagnetic environment, expands mouse
Range；It is also beneficial to mouse carrying out surge protection in use；
(2) by mounting distance sensor, control that mouse is in running order or resting state, saved big
Energy.
Accompanying drawing explanation
The circuit theory diagrams of the RS232 interface special photoelectric wire mouse that Fig. 1 provides for the present invention；
A kind of physical circuit figure of the photoelectricity wire mouse that Fig. 2 provides for the present invention；
Fig. 3 is a kind of physical circuit figure of power supply circuits.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail:
As it is shown in figure 1, the present invention provides a kind of RS232 interface special photoelectric wire mouse, including: photoelectricity mouse
Mark device, data line and RS232 interface；The A end of described data line is electrically connected with described RS232 interface
Connecing, the B end of described data line electrically connects with described optical mouse.Existing numerous studies show, RS232
The mouse of interface has extremely strong anti-electromagnetic interference capability, in the present invention, makes optical mouse configure RS232
Interface, thus significantly improve the anti-electromagnetic interference capability of existing optical mouse.It addition, in actual application,
Data line can use shielded cable, and shell uses the housing with electro-magnetic screen function, thus enters one
Step improves the anti-electromagnetic interference capability of optical mouse.It addition, shell is made as having electro-magnetic screen function
Housing, it is also possible to reduce the radiation to human body during mouse uses, improve the security that mouse uses.
As a kind of detailed description of the invention, optical mouse includes shell, luminescent device, optical lens, optics
Inductor, processor, power supply circuits, RS232 agreement level shifting circuit and mouse performance pattern trigger
Device；Wherein, luminescent device can use light emitting diode；Mouse performance pattern trigger device include but not
It is limited to mode conversion switch, left and right press key microswitch, middle key microswitch, roller, push rod or electric capacity sense
Answer formula switch etc.；
Luminescent device is fixed on the inside of shell, and it launches light path towards the photosensitive window being opened in outer casing bottom；
Optical lens is being installed on the reflected light path that photosensitive window reflects；Outside mouse performance pattern triggering device is arranged on
Shell top；The B end of data line is connected with processor by RS232 agreement level shifting circuit；Data
The B end of transmission line is connected with processor also by power supply circuits；Processor be also respectively connected with optical sensor and
Mouse performance pattern triggers device.
As in figure 2 it is shown, be a kind of physical circuit figure of photoelectricity wire mouse, wherein, U1 is the processor of mouse,
Can be by chip microcontroller；K1, K2 are two buttons of mouse；U3 is optical sensor.RS232 agreement electricity
It is RS232 level that flat change-over circuit is used for logic level transition, it is achieved the communication between mouse and computer.
It specifically includes: resistor R1 R5, capacitor C1, diode D1, D2 and bipolar transistor Q1,
Q2。
As it is shown on figure 3, be a kind of physical circuit figure of power supply circuits, for stably being supplied to mouse by computer
Electricity, including: diode D3, diode D4, three-terminal voltage-stabilizing circuit U 2 and filter capacitor C2；Data pass
The B end RTS pin of defeated line and DTR pin are respectively with described diode D3 and described diode D4 just
Pole connects；The negative pole of described diode D3 and described diode D4 is connected to described three-terminal voltage-stabilizing circuit U 2；
The Vcc end of described processor it is connected to after described filter capacitor C2 is in parallel with described three-terminal voltage-stabilizing circuit U 2.
The present invention also provides for the using method of a kind of RS232 interface special photoelectric wire mouse, including following step
Rapid:
S1, is inserted into the RS232 interface of described photoelectricity wire mouse on the RS232 interface of computer；
S2, described computer is powered to described photoelectricity wire mouse by described RS232 interface；And, described electricity
Data communication is carried out by described RS232 interface between brain and described photoelectricity wire mouse.
In this step, carry out data communication by RS232 interface between computer and photoelectricity wire mouse particularly as follows:
S21, described processor includes triggering device response unit, mouse position capture unit and RS232 agreement
Converting unit；
Described processor receives described mouse performance pattern by described triggering device response unit and triggers device institute
The triggering command sent；
And, described processor captures the position of described optical mouse by described mouse position capture unit
Confidence ceases；Particularly as follows:
Described optical mouse is placed on the support surface, when described optical mouse moves on described supporting surface
During Dong, described luminescent device constantly launches light to described photosensitive window, and this light is irradiated to described
On support face, reflect through described supporting surface, produce the reflection light carrying supporting surface topography；This reflection
Light focusing is on described optical lens；
The light that described optical sensor focuses on optical lens described in certain frequency collection, extracts its institute
The supporting surface topography carried, multiple the supporting surface topography sequences arranged sequentially in time；
Then described supporting surface topography sequence is sent to the mouse position capture unit of described processor；
The described supporting surface topography sequence received is analyzed by described mouse position capture unit, than
The difference of more each Zhang Suoshu supporting surface topography, obtains the mobile displacement of Genius mouse, and then obtains mouse
The positional information of device.
S22, described processor, by being analyzed described triggering command and described positional information, generates electricity
Brain light target control instruction；Then by described RS232 conversion unit of protocol, described control instruction is converted to
The discernible RS232 control instruction meeting RS232 communication protocol of computer operating system；Wherein, described RS232
Control instruction is logic level；
S23, described RS232 control instruction is sent to described RS232 agreement level conversion electricity by described processor
Road；
S24, described RS232 agreement level shifting circuit is by the logic level transition of described RS232 control instruction
For meeting the control information of RS232 level；
S25, described control information is sent to by described RS232 agreement level shifting circuit by RS232 interface
Computer.
It addition, existing optical mouse is in use, there is the problem that power consumption is serious, it may be assumed that if photoelectricity
After mouse is connected by data wire with computer, the light-emitting device of optical mouse is the most luminous, thus wastes big
The energy of amount.For this problem, photoelectricity wire mouse provided by the present invention is also built-in with range sensor；
Only when range sensor senses that optical mouse is gripped by staff, computer is just made to pass through RS232 interface
Power to photoelectricity wire mouse, make photoelectricity wire mouse in running order, such as: light-emitting device is luminous；
Otherwise, computer is not powered to photoelectricity wire mouse by RS232 interface, and light-emitting device is the most luminous, and photoelectricity has
Line Mouse is in a dormant state.
In sum, the RS232 interface special photoelectric wire mouse of present invention offer and using method thereof, have
Advantages below:
(1) while keeping original optical mouse high accuracy advantage, owing to being configured with RS232 interface, effectively
Improve the anti-electromagnetic interference capability of mouse, it is possible to use in complicated electromagnetic environment, expand mouse
Range；It is also beneficial to mouse carrying out surge protection in use；
(2) by mounting distance sensor, control that mouse is in running order or resting state, saved big
Energy.
The above is only the preferred embodiment of the present invention, it is noted that common for the art
For technical staff, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications,
These improvements and modifications also should regard protection scope of the present invention.
Claims (7)
1. the using method of a RS232 interface special photoelectric wire mouse, it is characterised in that RS232 connects
Mouth special photoelectric wire mouse includes: optical mouse, data line and RS232 interface；Described data pass
The A end of defeated line electrically connects with described RS232 interface, the B end of described data line and described optical mouse
Electrical connection；
Described optical mouse includes shell, luminescent device, optical lens, optical sensor, processor, confession
Electricity circuit, RS232 agreement level shifting circuit and mouse performance pattern trigger device；
Described luminescent device is fixed on the inside of described shell, and it launches light path towards being opened in outer casing bottom
Photosensitive window；Described optical lens is being installed on the reflected light path that described photosensitive window reflects；Described mouse work
Operation mode triggers device and is arranged on described shell upper；
The B end of described data line is by described RS232 agreement level shifting circuit with described processor even
Connect；The B end of described data line is connected with described processor also by described power supply circuits；Described processor
It is also respectively connected with described optical sensor and described mouse performance pattern triggers device；
Using method comprises the following steps:
S1, is inserted into the RS232 interface of described photoelectricity wire mouse on the RS232 slot of computer；
S2, described computer is powered to described photoelectricity wire mouse by described RS232 interface；And, described electricity
Data communication is carried out by described RS232 interface between brain and described photoelectricity wire mouse；
In S2, between described computer and described photoelectricity wire mouse, carry out data communication by described RS232 interface
Particularly as follows:
S21, described processor includes triggering device response unit, mouse position capture unit and RS232 agreement
Converting unit；
Described processor receives described mouse performance pattern by described triggering device response unit and triggers device institute
The triggering command sent；
And, described processor captures the position of described optical mouse by described mouse position capture unit
Confidence ceases；
S22, described processor, by being analyzed described triggering command and described positional information, generates electricity
Brain light target control instruction；Then by described RS232 conversion unit of protocol, described control instruction is converted to
The discernible RS232 control instruction meeting RS232 communication protocol of computer operating system；Wherein, described RS232
Control instruction is logic level；
S23, described RS232 control instruction is sent to described RS232 agreement level conversion electricity by described processor
Road；
S24, described RS232 agreement level shifting circuit is by the logic level transition of described RS232 control instruction
For meeting the control information of RS232 level；
S25, described control information is sent to by described RS232 agreement level shifting circuit by RS232 interface
Computer.
Method the most according to claim 1, it is characterised in that described processor passes through described mouse position
Put capture unit and capture the positional information of described optical mouse, particularly as follows:
Described optical mouse is placed on the support surface, when described optical mouse moves on described supporting surface
During Dong, described luminescent device constantly launches light to described photosensitive window, and this light is irradiated to described
On support face, reflect through described supporting surface, produce the reflection light carrying supporting surface topography；This reflection
Light focusing is on described optical lens；
The light that described optical sensor focuses on optical lens described in certain frequency collection, extracts its institute
The supporting surface topography carried, the supporting surface topography sequence arranged sequentially in time；Then
Described supporting surface topography sequence is sent to the mouse position capture unit of described processor；
The described supporting surface topography sequence received is analyzed by described mouse position capture unit, than
The difference of more each Zhang Suoshu supporting surface topography, obtains the mobile displacement of optical mouse, and then obtains
The positional information of optical mouse.
Method the most according to claim 1, it is characterised in that described photoelectricity wire mouse is also built-in with
Range sensor；
Only when described range sensor senses that described optical mouse is gripped by staff, just make described electricity
Brain is powered to described photoelectricity wire mouse by described RS232 interface, makes described photoelectricity wire mouse be in work
Make state；Otherwise, described computer is not powered to described photoelectricity wire mouse by described RS232 interface, institute
State photoelectricity wire mouse in a dormant state.
Method the most according to claim 1, it is characterised in that described data line is shielded cable.
Method the most according to claim 1, it is characterised in that described luminescent device is light emitting diode；
It is that mode conversion switch, left and right press key microswitch, middle key fine motion are opened that described mouse performance pattern triggers device
Pass, roller, push rod or capacitor induction type switch.
Method the most according to claim 1, it is characterised in that described power supply circuits include: diode
D3, diode D4, three-terminal voltage-stabilizing circuit U 2 and filter capacitor C2；
The B end RTS pin of described data line is connected with the positive pole of described diode D3, DRT pin
It is connected with the positive pole of described diode D4；The negative pole of described diode D3 and the negative pole of described diode D4
It is connected to the first pin of described three-terminal voltage-stabilizing circuit U 2；First pin of described filter capacitor C2 is connected to
Second pin of described three-terminal voltage-stabilizing circuit U 2 and be connected to the Vcc end of described processor, described filter capacitor
Second pin of C2 is connected to the 3rd pin of described three-terminal voltage-stabilizing circuit U 2 and is connected to ground.
Method the most according to claim 1, it is characterised in that described shell is for having electromagnetic shielding merit
The housing of energy.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410093106.0A CN103838402B (en) | 2014-03-13 | 2014-03-13 | RS232 interface special photoelectric wire mouse and using method thereof |
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| CN201410093106.0A CN103838402B (en) | 2014-03-13 | 2014-03-13 | RS232 interface special photoelectric wire mouse and using method thereof |
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| CN103838402B true CN103838402B (en) | 2016-08-24 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107491379B (en) * | 2017-09-04 | 2021-03-23 | 深圳市友联创科技有限公司 | Computer optical mouse monitoring and analyzing system |
| CN107943329A (en) * | 2017-12-05 | 2018-04-20 | 柳州市信吉商贸有限责任公司 | Anti-interference computer accessory |
| CN110209449B (en) * | 2019-05-21 | 2022-02-15 | 腾讯科技（深圳）有限公司 | Method and device for positioning cursor in game |
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