CN203733080U - Photoelectric mouse special for RS232 interface - Google Patents
Photoelectric mouse special for RS232 interface Download PDFInfo
- Publication number
- CN203733080U CN203733080U CN201420114581.7U CN201420114581U CN203733080U CN 203733080 U CN203733080 U CN 203733080U CN 201420114581 U CN201420114581 U CN 201420114581U CN 203733080 U CN203733080 U CN 203733080U
- Authority
- CN
- China
- Prior art keywords
- mouse
- interface
- data line
- diode
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 42
- 239000003990 capacitor Substances 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 8
- 230000000717 retained effect Effects 0.000 abstract 1
- 230000005622 photoelectricity Effects 0.000 description 11
- 238000012876 topography Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 101100155204 Mus musculus Ubl5 gene Proteins 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
Abstract
The utility model provides a photoelectric mouse special for a RS232 interface. The photoelectric mouse comprises a photoelectric mouse body, a data transmitting line and the RS232 interface. An end A of the data transmitting line is connected to the RS232 interface electrically, and an end B of the data transmitting line is connected to the photoelectric mouse body electrically. The photoelectric mouse has the advantages that the advantage of high accuracy of an existing photoelectric mouse is retained, by arranging the RS232 interface, electromagnetic interference resistance of the mouse is improved effectively, the mouse can be used in complex electromagnetic environment, the using range of the mouse is expanded, and surge protection of the mouse during usage is benefited; by arranging a distance sensor, the mouse is controlled in an operating state or standby state, and a large amount of energy is saved.
Description
Technical field
The utility model relates to a kind of mouse, is specifically related to a kind of RS232 interface special photoelectric wire mouse.
Background technology
Optical mouse is by the displacement of infrared ray or laser detection Genius mouse, and displacement signal is converted to electric impulse signal, then a kind of hardware device of moving of processing and conversion and control onscreen cursor arrow by program.Compare with traditional mechanical mouse, optical mouse has the simple and high-precision advantage of physical construction, has become the mouse of current main flow.
But existing optical mouse only has PS/2 interface, USB interface or wave point conventionally, on the one hand, interface type is limited, has certain use limitation; On the other hand, for example, for some particular surroundingss: in industry spot, because its electromagnetic environment is very complicated, and the optical mouse of configuration PS/2 interface, USB interface or wave point exists the problem that is subject to electromagnetic interference (EMI), cause it to be difficult to use in complicated electromagnetic environment.
Utility model content
The defect existing for prior art, the utility model provides a kind of RS232 interface special photoelectric wire mouse, when keeping original optical mouse high precision advantage, owing to disposing RS232 interface, effectively improved the anti-electromagnetic interference capability of mouse, can in complicated electromagnetic environment, use, expand the usable range of mouse.
The technical solution adopted in the utility model is as follows:
The utility model provides a kind of RS232 interface special photoelectric wire mouse, comprising: optical mouse, data line and RS232 interface; The A end of described data line is electrically connected to described RS232 interface, and the B end of described data line is electrically connected to described optical mouse.
Preferably, described data line is shielded cable.
Preferably, described optical mouse comprises shell, luminescent device, optical lens, optical sensor, processor, feed circuit, RS232 agreement level shifting circuit and mouse performance pattern flip flop equipment;
Described luminescent device is fixed on the inside of described shell, and its transmitting light path is towards the photosensitive window that is opened in outer casing bottom; On the reflected light path through described photosensitive window reflection, described optical lens is installed; Described mouse performance pattern flip flop equipment is arranged on described shell upper;
The B end of described data line is connected with described processor by described RS232 agreement level shifting circuit; The B end of described data line is also connected with described processor by described feed circuit; Described processor also connects respectively described optical sensor and described mouse performance pattern flip flop equipment.
Preferably, described luminescent device is light emitting diode; Described mouse performance pattern flip flop equipment is mode conversion switch, left and right press key microswitch, middle key microswitch, roller, push rod or capacitor induction type switch.
Preferably, described feed circuit comprise: 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 D4 with described diode D3 respectively with DTR pin; The negative pole of described diode D3 and described diode D4 is connected to described three-terminal voltage-stabilizing circuit U 2; After described filter capacitor C2 is in parallel with described three-terminal voltage-stabilizing circuit U 2, be connected to the Vcc end of described processor.
Preferably, described shell is the housing with electro-magnetic screen function.
The RS232 interface special photoelectric wire mouse that the utility model provides, has the following advantages:
(1) when keeping original optical mouse high precision advantage, owing to disposing RS232 interface, effectively improve the anti-electromagnetic interference capability of mouse, can in complicated electromagnetic environment, use, expanded the usable range of mouse; Also be conducive to mouse carrying out surge protection in use;
(2), by mounting distance sensor, the in running order or dormant state of mouse beacon, has saved large energy.
Accompanying drawing explanation
The circuit theory diagrams of the RS232 interface special photoelectric wire mouse that Fig. 1 provides for the utility model;
A kind of physical circuit figure of the photoelectricity wire mouse that Fig. 2 provides for the utility model;
Fig. 3 is a kind of physical circuit figure of feed circuit.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated:
As shown in Figure 1, the utility model provides a kind of RS232 interface special photoelectric wire mouse, comprising: optical mouse, data line and RS232 interface; The A end of described data line is electrically connected to described RS232 interface, and the B end of described data line is electrically connected to described optical mouse.Have large quantity research and show, the mouse of RS232 interface has extremely strong anti-electromagnetic interference capability, in the utility model, makes optical mouse configuration RS232 interface, thereby has significantly improved the anti-electromagnetic interference capability of existing optical mouse.In addition, in practical application, data line can adopt shielded cable, and shell adopts has the housing of electro-magnetic screen function, thereby further improves the anti-electromagnetic interference capability of optical mouse.In addition, shell is made as to the housing with electro-magnetic screen function, can also reduces the radiation to human body in mouse use procedure, improve the security that mouse is used.
As a kind of embodiment, optical mouse comprises shell, luminescent device, optical lens, optical sensor, processor, feed circuit, RS232 agreement level shifting circuit and mouse performance pattern flip flop equipment; Wherein, luminescent device can adopt light emitting diode; Mouse performance pattern flip flop equipment includes but not limited to mode conversion switch, left and right press key microswitch, middle key microswitch, roller, push rod or capacitor induction type switch etc.;
Luminescent device is fixed on the inside of shell, and its transmitting light path is towards the photosensitive window that is opened in outer casing bottom; On the reflected light path through photosensitive window reflection, optical lens is installed; Mouse performance pattern flip flop equipment is arranged on shell upper; The B end of data line is connected with processor by RS232 agreement level shifting circuit; The B end of data line is also connected with processor by feed circuit; Processor also connects respectively optical sensor and mouse performance pattern flip flop equipment.
As shown in Figure 2, be a kind of physical circuit figure of photoelectricity wire mouse, wherein, the processor that U1 is mouse, can be by chip microcontroller; K1, K2 are two buttons of mouse; U3 is optical sensor.RS232 agreement level shifting circuit is for being RS232 level by logic level transition, realizes communicating by letter between mouse and computing machine.It specifically comprises: resistor R1-R5, capacitor C1, diode D1, D2 and bipolar transistor Q1, Q2.
As shown in Figure 3, be a kind of physical circuit figure of feed circuit, for by computer to mouse stable power-supplying, comprising: diode D3, diode D4, three-terminal voltage-stabilizing circuit U 2 and filter capacitor C2; The B end RTS pin of data line is connected with the positive pole of described diode D4 with described diode D3 respectively with DTR pin; The negative pole of described diode D3 and described diode D4 is connected to described three-terminal voltage-stabilizing circuit U 2; After described filter capacitor C2 is in parallel with described three-terminal voltage-stabilizing circuit U 2, be connected to the Vcc end of described processor.
The utility model also provides a kind of using method of RS232 interface special photoelectric wire mouse, comprises the following steps:
S1, is inserted into the RS232 interface of described photoelectricity wire mouse on the RS232 interface of computer;
S2, described computer expert crosses described RS232 interface and powers to described photoelectricity wire mouse; And, between described computer and described photoelectricity wire mouse, by described RS232 interface, carry out data communication.
In this step, between computer and photoelectricity wire mouse, by RS232 interface, carry out data communication and be specially:
S21, described processor comprises flip flop equipment response unit, mouse position capture unit and RS232 conversion unit of protocol;
Described processor receives by described flip flop equipment response unit the triggering command that described mouse performance pattern flip flop equipment sends;
And described processor captures the positional information of described optical mouse by described mouse position capture unit; Be specially:
Described optical mouse is placed on supporting surface, when described optical mouse is on described supporting surface in moving process, described luminescent device is constantly to described photosensitive window emission of light, this light is irradiated on described supporting surface, through described supporting surface reflection, produce the reflection ray that carries supporting surface topography; This reflection ray focuses on described optical lens;
The light that described optical sensor focuses on optical lens described in certain frequency collection, extracts its entrained supporting surface topography, obtains multiple supporting surface topography sequences of arranging according to time sequencing; Then described supporting surface topography sequence is sent to the mouse position capture unit of described processor;
Described mouse position capture unit is analyzed the described supporting surface topography sequence receiving, and relatively the difference of each Zhang Suoshu supporting surface topography, obtains the mobile displacement of Genius mouse, and then obtains the positional information of Genius mouse.
S22, described processor, by described triggering command and described positional information are analyzed, generates the steering order to computer cursor; Then by described RS232 conversion unit of protocol, described steering order is converted to the RS232 steering order of the discernible RS232 of the meeting communication protocol of computer operating system; Wherein, described RS232 steering order is logic level;
S23, described processor sends to described RS232 agreement level shifting circuit by described RS232 steering order;
S24, described RS232 agreement level shifting circuit is the control information that meets RS232 level by the logic level transition of described RS232 steering order;
S25, described RS232 agreement level shifting circuit sends to computer by described control information by RS232 interface.
In addition, in use, there is the serious problem of power consumption in existing optical mouse, that is: if optical mouse and computer expert cross data line be connected after, the light-emitting device of optical mouse is always luminous, thereby has wasted a large amount of energy.For this problem, photoelectricity wire mouse provided by the utility model is also built-in with range sensor; Only have when range sensor senses that optical mouse is gripped by staff, just make computer expert cross RS232 interface to the power supply of photoelectricity wire mouse, make photoelectricity wire mouse in running order, such as: light-emitting device is luminous etc.; Otherwise computer is not powered to photoelectricity wire mouse by RS232 interface, light-emitting device is not luminous, and photoelectricity wire mouse is in dormant state.
In sum, the RS232 interface special photoelectric wire mouse that the utility model provides, has the following advantages:
(1) when keeping original optical mouse high precision advantage, owing to disposing RS232 interface, effectively improve the anti-electromagnetic interference capability of mouse, can in complicated electromagnetic environment, use, expanded the usable range of mouse; Also be conducive to mouse carrying out surge protection in use;
(2), by mounting distance sensor, the in running order or dormant state of mouse beacon, has saved large energy.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be looked protection domain of the present utility model.
Claims (6)
1. a RS232 interface special photoelectric wire mouse, is characterized in that, comprising: optical mouse, data line and RS232 interface; The A end of described data line is electrically connected to described RS232 interface, and the B end of described data line is electrically connected to described optical mouse.
2. RS232 interface special photoelectric wire mouse according to claim 1, is characterized in that, described data line is shielded cable.
3. RS232 interface special photoelectric wire mouse according to claim 1, it is characterized in that, described optical mouse comprises shell, luminescent device, optical lens, optical sensor, processor, feed circuit, RS232 agreement level shifting circuit and mouse performance pattern flip flop equipment;
Described luminescent device is fixed on the inside of described shell, and its transmitting light path is towards the photosensitive window that is opened in outer casing bottom; On the reflected light path through described photosensitive window reflection, described optical lens is installed; Described mouse performance pattern flip flop equipment is arranged on described shell upper;
The B end of described data line is connected with described processor by described RS232 agreement level shifting circuit; The B end of described data line is also connected with described processor by described feed circuit; Described processor also connects respectively described optical sensor and described mouse performance pattern flip flop equipment.
4. RS232 interface special photoelectric wire mouse according to claim 3, is characterized in that, described luminescent device is light emitting diode; Described mouse performance pattern flip flop equipment is mode conversion switch, left and right press key microswitch, middle key microswitch, roller, push rod or capacitor induction type switch.
5. RS232 interface special photoelectric wire mouse according to claim 3, is characterized in that, described feed circuit comprise: 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 D4 with described diode D3 respectively with DTR pin; The negative pole of described diode D3 and described diode D4 is connected to described three-terminal voltage-stabilizing circuit U 2; After described filter capacitor C2 is in parallel with described three-terminal voltage-stabilizing circuit U 2, be connected to the Vcc end of described processor.
6. RS232 interface special photoelectric wire mouse according to claim 3, is characterized in that, described shell is the housing with electro-magnetic screen function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420114581.7U CN203733080U (en) | 2014-03-13 | 2014-03-13 | Photoelectric mouse special for RS232 interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420114581.7U CN203733080U (en) | 2014-03-13 | 2014-03-13 | Photoelectric mouse special for RS232 interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203733080U true CN203733080U (en) | 2014-07-23 |
Family
ID=51203139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420114581.7U Expired - Lifetime CN203733080U (en) | 2014-03-13 | 2014-03-13 | Photoelectric mouse special for RS232 interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203733080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103838402A (en) * | 2014-03-13 | 2014-06-04 | 李丽 | Photoelectric wired mouse special for RS232 interface and use method thereof |
-
2014
- 2014-03-13 CN CN201420114581.7U patent/CN203733080U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103838402A (en) * | 2014-03-13 | 2014-06-04 | 李丽 | Photoelectric wired mouse special for RS232 interface and use method thereof |
| CN103838402B (en) * | 2014-03-13 | 2016-08-24 | 李丽 | RS232 interface special photoelectric wire mouse and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204069106U (en) | Intelligent integral fingerprint recognition mobile phone | |
| CN105867711A (en) | Real-handwriting styluses and touch devices | |
| CN201465142U (en) | Induction type optical fingerprint collecting device | |
| CN104503321A (en) | Ultralow-power wireless intelligent control system for body sensing or voice control | |
| CN103838402A (en) | Photoelectric wired mouse special for RS232 interface and use method thereof | |
| CN203733080U (en) | Photoelectric mouse special for RS232 interface | |
| CN101702103A (en) | Optical track capturing input device | |
| CN103631470A (en) | Distance input system and method based on infrared reflection type photoelectric detection dot matrix | |
| TWM548387U (en) | Wireless charging mouse and wireless charging apparatus | |
| CN203643947U (en) | Sensing identification circuit and device as well as mobile terminal | |
| CN202433845U (en) | Handheld laser transmitting device | |
| CN202383867U (en) | Handheld laser emitter with automatic onoff function | |
| CN204480183U (en) | Use the intelligent opto-electrical mouse of automatic switch | |
| CN205754267U (en) | A kind of super low-power consumption touch key-press circuit | |
| CN210717743U (en) | Gesture control range hood system based on infrared geminate transistor transmitting-receiving principle | |
| CN202711185U (en) | Electronic pen capable of sensing hand touch | |
| CN105630252A (en) | Trajectory tracking camera | |
| CN205317246U (en) | Multi -functional sensor based on Z -Wave agreement | |
| CN204044767U (en) | Double mode double dynamical mouse | |
| CN202711188U (en) | Silent touch mouse | |
| CN104423608A (en) | Light based projection keyboard | |
| CN210428409U (en) | Touch control system | |
| CN204229343U (en) | Terminal device | |
| CN203287857U (en) | Photoelectric sensing mouse | |
| CN206339992U (en) | A kind of unique bar code identifying device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |