CN105373243A - Wireless mouse circuit module - Google Patents
Wireless mouse circuit module Download PDFInfo
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- CN105373243A CN105373243A CN201510917491.0A CN201510917491A CN105373243A CN 105373243 A CN105373243 A CN 105373243A CN 201510917491 A CN201510917491 A CN 201510917491A CN 105373243 A CN105373243 A CN 105373243A
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 30
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- 230000005622 photoelectricity Effects 0.000 claims description 28
- 239000003381 stabilizer Substances 0.000 claims description 15
- 238000012544 monitoring process Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000011889 copper foil Substances 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 229910000679 solder Inorganic materials 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000012827 research and development Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- NMWSKOLWZZWHPL-UHFFFAOYSA-N 3-chlorobiphenyl Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1 NMWSKOLWZZWHPL-UHFFFAOYSA-N 0.000 description 1
- 101100155204 Mus musculus Ubl5 gene Proteins 0.000 description 1
- 101001082832 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) Pyruvate carboxylase 2 Proteins 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
- G06F3/0383—Signal control means within the pointing device
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a wireless mouse circuit module. The wireless mouse circuit module comprises a module peripheral circuit PCB large board (2) and a module PCB small board (1) that are communicated to form a circuit system of the wireless mouse; and the module PCB small board (1) is provided with a power supply module circuit, a power supply indicator lamp circuit, a mouse rolling wheel encoder connecting circuit, a photoelectric IC placement direction selection circuit, a key circuit, an antenna circuit, a photoelectric IC PAN3509 and a peripheral circuit, and a main IC TLSR8666 and a peripheral circuit. According to the wireless mouse circuit module, the PCB area is reduced, so that the integration and the miniaturization of the product are facilitated; the subsequent research and development on different models can be performed by only simply modifying the module peripheral circuit PCB large board; if a poor binding IC is tested subsequently, only the module PCB small board is replaced without abandoning the whole PCB circuit board; and therefore, the consumption caused by unqualified product production is reduced, and the wireless mouse circuit module is simple in operation and easy to implement.
Description
Technical field
The invention belongs to electronic product machining technical field, relate to a kind of wireless mouse circuit module.
Background technology
Pcb board, i.e. printed circuit board, be also called printed circuit board (PCB), is the carrier of electronic devices and components electrical connection, adopts electron printing to make.
After electronic equipment adopts printed board, due to the consistance of similar printed board, thus avoid the mistake of artificial wiring, and the automatic plug-in mounting of electronic devices and components or attachment, automatic tin soldering can be realized, automatically detect, ensure that the quality of electronic equipment, improve labour productivity, reduce cost, and be convenient to maintenance.
Along with the fast development of electronic technology, printed circuit board is widely used in every field, all comprises corresponding printed circuit board in nearly all electronic equipment.And the use of mouse is to make the operation of computing machine become more simple and efficient, replace the instruction that keyboard is loaded down with trivial details, it can position the vernier on current screen, and by the use of button and roller to vernier screen pixels through position catch.
Wireless mouse refers to the mouse be wirelessly directly connected on main frame, adopt wireless technology and compunication, thus eliminate the constraint of electric wire, thus make circuit miniaturization in circuit board, visualize, for permanent circuit batch production and optimize electrical appliance layout and play an important role.In the prior art, circuit module is assembled by load plate on automatic assembly line, and each circuit module of such wireless mouse is separated, and follow-up research and development, test, assembling and after sale service workload are huge, and the technological process of production is complicated, and production cost is higher.
Summary of the invention
In order to reduce follow-up workload, simplifying the technological process of production, reducing production cost, the invention provides a kind of wireless mouse circuit module.
Technical solution of the present invention is as follows:
A kind of wireless mouse circuit module, comprise the large plate of module peripheral circuit PCB and module PCB platelet, both are communicated with the Circuits System of composition wireless mouse, and module PCB platelet is provided with and comprises power module circuitry, power light circuit, mouse roller scrambler connecting circuit, photoelectricity IC placing direction selection circuit, key circuit, antenna circuit, photoelectricity ICPAN3509 and peripheral circuit, master control ICTLSR8666 and peripheral circuit.
Further, the large plate of described module peripheral circuit PCB is provided with reserved circuit interface, and module PCB platelet is vertically inserted in reserved circuit interface.
Further, the large plate of described module peripheral circuit PCB and module PCB platelet are welded by Pb-free solder and make its circuit connecting path.
Further, described module PCB platelet is integrated with the MCU data processing module of wireless mouse.
Further,
Power module circuitry is: BAT is the power supply of battery as whole power module circuitry of two joint 1.5V; SK1 is mouse power switch button; Its SK1 is single-pole double-throw (SPDT) keyswitch, its motionless end ground connection, and the first free end is by electric capacity C9 ground connection, and the second free end is connected with the input end of voltage stabilizer U1 by inductance L 2, and first free end of SK1 is also connected with the output terminal of this voltage stabilizer U1; Circuit between SK1 and voltage stabilizer U1 is also parallel with a power voltage monitoring circuit be connected with the input end of inductance L 2; This power voltage monitoring circuit comprises the resistance R1 and resistance R2 that are connected in series, and the other end ground connection of this power voltage monitoring circuit;
Also comprise the electric capacity C1 and electric capacity C2 that are connected in parallel, the electric capacity C1 after parallel connection is connected with the input end of inductance L 2 with one end of electric capacity C2, its other end ground connection;
No. 2 pins of voltage stabilizer U1, as feeder ear VDD, also comprise the electric capacity C3 be connected in parallel with electric capacity C9 simultaneously, the other end ground connection of this electric capacity C3; In foregoing circuit, electric capacity C1, C2 is as filter capacitor; Voltage stabilizer U1 is a differential pressure type voltage-stabilizing device, exports required voltage after overcommutation; And polar capacitor C9 and electric capacity C3 is exported by vdd terminal after carrying out filtering and decoupling to electric power output voltage.
In mouse roller scrambler connecting circuit: pin 1 ground connection of mouse scrambler EN, the pin 3 of mouse scrambler EN and pin 2 connect IC pin 13 and pin 14 respectively by resistance R4, resistance R5 correspondence, resistance R4 and resistance R5 is as pull-up resistor, simultaneously on the pin 3 and pin 2 of mouse scrambler EN also respectively by electric capacity C20 and electric capacity C21 ground connection, and this electric capacity C20 and electric capacity C21 is connected in series with resistance R4 and resistance R5 formation respectively, its electric capacity C20 and electric capacity C21 uses as filter capacitor.
Photoelectricity IC placing direction selection circuit controls the mouse mobile collection direction of photoelectricity IC by No. 2 pins of master control ICTLSR8666 and No. 3 pins, resistance R14 on direction circuit, resistance R15, resistance R16, resistance R17 be defaulted as NC without, just need when PAN3205IC structure direction changes add; Its control circuit MSDO is connected with resistance R14, resistance R16, and MSDI is connected with resistance R15, resistance R17.
Key circuit divides the key circuit of button and DPI button before and after the key circuit of mouse left, center, right button and mouse side switch;
The key circuit of mouse left, center, right button: SWL is left mouse button, and SWR is right mouse button, and SWM is middle button of mouse, button SWL one end ground connection, other end connecting resistance R8; Button SWR one end ground connection, other end connecting resistance R7; Button SWM one end ground connection, other end connecting resistance R6;
Before and after mouse side switch, the key circuit of button and DPI button: SW2 is photoelectricity ICDPI gear switch key, and SW1 is mouse side switch back spacer, and SW3 is mouse side switch forward key; SW1 one end ground connection, the MOSI end of other end access 2PIN terminal plug J1; One end ground connection of SW1, the pin BB of other end access 3PIN terminal plug J2 holds; One end ground connection of SW3, the pin FB of other end access 3PIN terminal plug J2 holds.
Antenna circuit comprises two the electric capacity C15 and electric capacity C16 that are connected in parallel, one end ground connection of electric capacity C15 and electric capacity C16, the other end connection control signal ANT01 of its electric capacity C15, also be connected with copper foil antenna ANT by inductance L 1, electric capacity C16 is directly connected with copper foil antenna ANT simultaneously; To be sent wireless 2.4G signal by this antenna circuit to mouse receiver.
Photoelectricity ICPAN3509 and peripheral circuit, No. 1 pin of light engine PAN3205 is by resistance R12 ground connection, and this pin 1 also can be sky pin simultaneously;
No. 2, No. 3 and No. 4 pins are respectively and connect mouse movable signal data transmission terminal between optical IC PAN3509, master control ICTLSR8666 and control end, and wherein these No. 4 pins are connected by resistance R13 and VDD;
No. 5 pins are connected with resistance R11 and a LED in turn, and its No. 5 pins are light engine pilot lamp control port, and mouse moves then bright, dimmed or extinguishing power saving when not moving;
No. 6 pins are ground; No. 7 pins are power input, and are also connected with two the electric capacity C8 be connected in parallel, electric capacity C22 between pin and power input at these No. 7, the other end ground connection of electric capacity C8, electric capacity C22; Wherein No. 8 pins are by electric capacity C13 ground connection.
Master control ICTLSR8666 and peripheral circuit
,the various button of mouse, left, center, right button, before and after side switch, key presses and dispose procedure, and in scrambler rolling process, MCU is transferred to by pin electric current and change in voltage, MCU detects and carries out data processing and be transferred to inner integrated radio-frequency module again, then converts 2.4G wireless signal to through antenna transmission to receiver.During the work of simultaneously photoelectricity IC, with crossing pin data port transmission picture signal to MCU, thus judge the moving direction of mouse; When movement does not both work photoelectricity IC, MCU then controls photoelectricity IC by pin and enters sleep for electricity saving state;
Wherein: No. 1 pin of chip U2 meets clock control end MCLK, and No. 2 pins meet data output end MSDO, and No. 3 pins meet data input pin MSDI, No. 4 pins meet slave selecting side MSCN, and No. 5 pins meet data terminal BB, and No. 6 pins meet control end MOTSWK;
19, No. 20 pins connect 16MHZ crystal oscillator, and No. 22 pins meet cell voltage test section BATT, No. 28 pins meet reset terminal RET, No. 30 pins meet spi bus data input pin SDIO, and No. 31 pins meet spi bus data output end MOSI, and No. 32 pins meet spi bus clock end SCLK.
The present invention has following beneficial effect:
(1) the large plate of module peripheral circuit PCB is provided with reserved circuit interface, decreases pcb board area, is convenient to the integrated of product and miniaturization;
(2) module PCB platelet is integrated with MCU data processing and the antenna rf module of wireless mouse, and the follow-up research and development for different type of machines only need do simple modification to the large printed line road of module peripheral circuit PCB, alleviate workload;
(3) follow-up test binding bad of IC need change module PCB platelet, and without the need to scrapping monoblock PCB, namely reduce the loss of producing bad product, operation is simple;
(4) circuit module is reasonable in design, controls accurately stable.
Accompanying drawing explanation
Fig. 1 is module PCB platelet pros and cons schematic diagram of the present invention;
Fig. 2 is that tin face schematic diagram crossed by the large plate of module peripheral circuit PCB of the present invention;
Fig. 3 is module assembled schematic diagram of the present invention;
Fig. 4 is module PCB platelet pin front schematic view of the present invention;
Fig. 5 is module PCB platelet pin reverse side schematic diagram of the present invention;
Fig. 6 is power module circuitry figure of the present invention;
Fig. 7 is power light circuit diagram of the present invention;
Fig. 8 is mouse roller scrambler connecting circuit figure of the present invention;
Fig. 9 is photoelectricity IC placing direction selection circuit of the present invention;
Figure 10 is the key circuit figure of mouse left, center, right of the present invention button;
Figure 11 is the key circuit figure of button and DPI button before and after mouse side switch of the present invention;
Figure 12 is that mouse 2.4G of the present invention exports antenna;
Figure 13 is photoelectricity ICPAN3509 of the present invention and peripheral circuit diagram;
Figure 14 is master control ICTLSR8666 of the present invention and peripheral circuit diagram;
Figure 15 is the external data program circuit diagram of the present invention.
Reference numeral: the large plate 2 of module PCB platelet 1, module peripheral circuit PCB, reserved circuit interface 3.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described further, but scope of the present invention is not limited to following embodiment.
As shown in the figure, a kind of wireless mouse circuit module, comprises the large plate 2 of module peripheral circuit PCB and module PCB platelet 1, and both are communicated with the complete Circuits System of composition wireless mouse.
The large plate of module peripheral circuit PCB 2 is provided with reserved circuit interface 3, decreases pcb board area, is convenient to the integrated of product and miniaturization; Module PCB platelet 1 is vertically inserted in reserved circuit interface 3.
The connection pin of the large plate 2 of module peripheral circuit PCB and the connection pin of module PCB platelet 1 mutually cross and connect, and use Pb-free solder welding, make circuit connecting path.
Module PCB platelet 1 is integrated with MCU data processing and the antenna rf module of wireless mouse, and the follow-up research and development for different type of machines only need do simple modification to module peripheral circuit PCB large plate 2 circuit, alleviate workload; The bad product detected in production run only need change module PCB platelet 1, easy to operate simple.When mousebutton press or slider roller time digital signal be sent to module PCB platelet 1 through reserved circuit interface 3 and carry out signal transacting, realize mouse function.
The power supply of battery as whole power module circuitry of Fig. 6 to be power module circuitry: BAT be two joint 1.5V; SK1 is mouse power switch button; Its SK1 is single-pole double-throw (SPDT) keyswitch, its motionless end ground connection, and the first free end is by electric capacity C9 ground connection, and the second free end is connected with the input end of voltage stabilizer U1 by inductance L 2, and first free end of SK1 is also connected with the output terminal of this voltage stabilizer U1; Circuit between SK1 and voltage stabilizer U1 is also parallel with a power voltage monitoring circuit be connected with the input end of inductance L 2; This power voltage monitoring circuit comprises the resistance R1 and resistance R2 that are connected in series, and the other end ground connection of this power voltage monitoring circuit;
Also comprise the electric capacity C1 and electric capacity C2 that are connected in parallel, the electric capacity C1 after parallel connection is connected with the input end of inductance L 2 with one end of electric capacity C2, its other end ground connection;
No. 2 pins of voltage stabilizer U1 are as feeder ear VDD, and the voltage (namely detect battery and whether have electricity) of No. 22 pin tie points of monitoring BATT and MS-MODULE-TL, also comprises the electric capacity C3 be connected in parallel with electric capacity C9, the other end ground connection of this electric capacity C3 simultaneously; In foregoing circuit, electric capacity C1, C2 is as filter capacitor; Voltage stabilizer U1 is a differential pressure type voltage-stabilizing device, exports required voltage after overcommutation; And polar capacitor C9 and electric capacity C3 is exported by vdd terminal after carrying out filtering and decoupling to electric power output voltage.
In Fig. 7, LED1 and resistance R10 forms mouse power source pilot lamp after connecting.
Fig. 8 EN is finger mouse scrambler (roller wheel), mouse beacon roller scroll-up/down, pin 1 ground connection of its mouse scrambler EN, the pin 3 of mouse scrambler EN and pin 2 are respectively by resistance R4, resistance R5 correspondence connects IC pin 13 and pin 14, resistance R4 and resistance R5 is as pull-up resistor, simultaneously on the pin 3 and pin 2 of mouse scrambler EN also respectively by electric capacity C20 and electric capacity C21 ground connection, and this electric capacity C20 and electric capacity C21 is connected in series with resistance R4 and resistance R5 formation respectively, its electric capacity C20 and electric capacity C21 uses as filter capacitor.
Photoelectricity IC placing direction selection circuit in Fig. 9, this placing direction selection circuit controls the mouse mobile collection direction of photoelectricity IC by No. 2 pins of master control ICTLSR8666 and No. 3 pins, resistance R14 on direction circuit, resistance R15, resistance R16, resistance R17 be defaulted as NC without, just need when PAN3205IC structure direction changes add.Its control circuit MSDO is connected with resistance R14, resistance R16, and MSDI is connected with resistance R15, resistance R17.
Key circuit in Figure 10 and Figure 11, SWL is left mouse button, and SWR is right mouse button, and SWM is middle button of mouse, button SWL one end ground connection, other end connecting resistance R8; Button SWR one end ground connection, other end connecting resistance R7; Button SWM one end ground connection, other end connecting resistance R6.
SW2 is photoelectricity ICDPI gear switch key, and SW1 is mouse side switch back spacer, and SW3 is mouse side switch forward key.SW1 one end ground connection, the MOSI end of other end access 2PIN terminal plug J1; One end ground connection of SW1, the pin BB of other end access 3PIN terminal plug J2 holds; One end ground connection of SW3, the pin FB of other end access 3PIN terminal plug J2 holds.
Figure 12 antenna circuit comprises two the electric capacity C15 and electric capacity C16 that are connected in parallel, one end ground connection of electric capacity C15 and electric capacity C16, the other end connection control signal ANT01 of its electric capacity C15, also be connected with copper foil antenna ANT by inductance L 1, electric capacity C16 is directly connected with copper foil antenna ANT simultaneously; To be sent wireless 2.4G signal by this antenna circuit to mouse receiver.
Fig. 4 and Fig. 5 MS-MODULE-TL is the conversion jack of 20 pins, connects the corresponding input end of above circuit; 1,2 pin are photoelectricity IC placement direction selected control end, and 3 pin are empty, 4 pin are optical IC 3205DPI control pin, 5,7,9 pin are that optical IC and master control IC data are transmitted and control end, and 6 pin are power input, and 8 pin are ground, 10 and 12 pin are scrambler input end, and 11 pin and 13 pin are side switch input end, and 14 pin are optical IC A3000DPI control end, 15 pin are cell voltage detecting pin, and 16 pin are GND ground, and 17 pin are power work indication end, 18,19,20 pin are mouse left, center, right input pin.
Figure 13 photoelectricity ICPAN3509 and peripheral circuit, No. 1 pin of U4 light engine PAN3205 is by resistance R12 ground connection, and this pin 1 also can be sky pin simultaneously;
No. 2, No. 3 and No. 4 pins are respectively and connect mouse movable signal data transmission terminal between optical IC PAN3509, master control ICTLSR8666 and control end, and wherein these No. 4 pins are connected by resistance R13 and VDD;
No. 5 pins are connected with resistance R11 and a LED in turn, and its No. 5 pins are light engine pilot lamp control port, and mouse moves then bright, dimmed or extinguishing power saving when not moving;
No. 6 pins are ground; No. 7 pins are power input, and are also connected with two the electric capacity C8 be connected in parallel, electric capacity C22 between pin and power input at these No. 7, the other end ground connection of electric capacity C8, electric capacity C22; Wherein No. 8 pins are by electric capacity C13 ground connection.
Figure 14 is MCU main control chip ICTLSR8666 and peripheral circuit.The various button of mouse, left, center, right button, before and after side switch, key presses and dispose procedure, and in scrambler rolling process, MCU is transferred to by pin electric current and change in voltage, MCU detects and carries out data processing and be transferred to inner integrated radio-frequency module again, then converts 2.4G wireless signal to through antenna transmission to receiver.During the work of simultaneously photoelectricity IC, with crossing pin data port transmission picture signal to MCU, thus judge the moving direction of mouse; When movement does not both work photoelectricity IC, MCU then controls photoelectricity IC by pin and enters sleep for electricity saving state.
No. 1 pin of chip U2 meets clock control end MCLK, and No. 2 pins meet data output end MSDO, and No. 3 pins meet data input pin MSDI, and No. 4 pins meet slave selecting side MSCN, and No. 5 pins meet data terminal BB, and No. 6 pins meet control end MOTSWK,
19, No. 20 pins connect 16MHZ crystal oscillator, and No. 22 pins meet cell voltage test section BATT, No. 28 pins meet reset terminal RET, No. 30 pins meet spi bus data input pin SDIO, and No. 31 pins meet spi bus data output end MOSI, and No. 32 pins meet spi bus clock end SCLK.
Figure 15, U3 are that external data program EPROM stores IC, correspondingly with chip U2 connect.
Claims (11)
1. a wireless mouse circuit module, comprise the large plate of module peripheral circuit PCB (2) and module PCB platelet (1), both are communicated with the Circuits System of composition wireless mouse, it is characterized in that, module PCB platelet (1) is provided with and comprises power module circuitry, power light circuit, mouse roller scrambler connecting circuit, photoelectricity IC placing direction selection circuit, key circuit, antenna circuit, photoelectricity ICPAN3509 and peripheral circuit, master control ICTLSR8666 and peripheral circuit.
2. a kind of wireless mouse circuit module according to claim 1, is characterized in that, the large plate of described module peripheral circuit PCB (2) is provided with reserved circuit interface (3), and module PCB platelet (1) is vertically inserted in reserved circuit interface (3).
3. a kind of wireless mouse circuit module according to claim 1, is characterized in that, the large plate of described module peripheral circuit PCB (2) and module PCB platelet (1) are welded by Pb-free solder and make its circuit connecting path.
4. a kind of wireless mouse circuit module according to claim 1, is characterized in that, described module PCB platelet (1) is integrated with the MCU data processing module of wireless mouse.
5. a kind of wireless mouse circuit module according to claim 1, it is characterized in that, power module circuitry is: BAT is the power supply of battery as whole power module circuitry of two joint 1.5V; SK1 is mouse power switch button; Its SK1 is single-pole double-throw (SPDT) keyswitch, its motionless end ground connection, and the first free end is by electric capacity C9 ground connection, and the second free end is connected with the input end of voltage stabilizer U1 by inductance L 2, and first free end of SK1 is also connected with the output terminal of this voltage stabilizer U1; Circuit between SK1 and voltage stabilizer U1 is also parallel with a power voltage monitoring circuit be connected with the input end of inductance L 2; This power voltage monitoring circuit comprises the resistance R1 and resistance R2 that are connected in series, and the other end ground connection of this power voltage monitoring circuit;
Also comprise the electric capacity C1 and electric capacity C2 that are connected in parallel, the electric capacity C1 after parallel connection is connected with the input end of inductance L 2 with one end of electric capacity C2, its other end ground connection;
No. 2 pins of voltage stabilizer U1, as feeder ear VDD, also comprise the electric capacity C3 be connected in parallel with electric capacity C9 simultaneously, the other end ground connection of this electric capacity C3; In foregoing circuit, electric capacity C1, C2 is as filter capacitor; Voltage stabilizer U1 is a differential pressure type voltage-stabilizing device, exports required voltage after overcommutation; And polar capacitor C9 and electric capacity C3 is exported by vdd terminal after carrying out filtering and decoupling to electric power output voltage.
6. a kind of wireless mouse circuit module according to claim 1, it is characterized in that, in mouse roller scrambler connecting circuit: pin 1 ground connection of mouse scrambler EN, the pin 3 of mouse scrambler EN and pin 2 are respectively by resistance R4, resistance R5 correspondence connects IC pin 13 and pin 14, resistance R4 and resistance R5 is as pull-up resistor, simultaneously on the pin 3 and pin 2 of mouse scrambler EN also respectively by electric capacity C20 and electric capacity C21 ground connection, and this electric capacity C20 and electric capacity C21 is connected in series with resistance R4 and resistance R5 formation respectively, its electric capacity C20 and electric capacity C21 uses as filter capacitor.
7. a kind of wireless mouse circuit module according to claim 1, it is characterized in that, photoelectricity IC placing direction selection circuit controls the mouse mobile collection direction of photoelectricity IC by No. 2 pins of master control ICTLSR8666 and No. 3 pins, resistance R14 on direction circuit, resistance R15, resistance R16, resistance R17 be defaulted as NC without, just need when PAN3205IC structure direction changes add; Its control circuit MSDO is connected with resistance R14, resistance R16, and MSDI is connected with resistance R15, resistance R17.
8. a kind of wireless mouse circuit module according to claim 1, is characterized in that, key circuit divides the key circuit of button and DPI button before and after the key circuit of mouse left, center, right button and mouse side switch;
The key circuit of mouse left, center, right button: SWL is left mouse button, and SWR is right mouse button, and SWM is middle button of mouse, button SWL one end ground connection, other end connecting resistance R8; Button SWR one end ground connection, other end connecting resistance R7; Button SWM one end ground connection, other end connecting resistance R6;
Before and after mouse side switch, the key circuit of button and DPI button: SW2 is photoelectricity ICDPI gear switch key, and SW1 is mouse side switch back spacer, and SW3 is mouse side switch forward key; SW1 one end ground connection, the MOSI end of other end access 2PIN terminal plug J1; One end ground connection of SW1, the pin BB of other end access 3PIN terminal plug J2 holds; One end ground connection of SW3, the pin FB of other end access 3PIN terminal plug J2 holds.
9. a kind of wireless mouse circuit module according to claim 1, it is characterized in that, antenna circuit comprises two the electric capacity C15 and electric capacity C16 that are connected in parallel, one end ground connection of electric capacity C15 and electric capacity C16, the other end connection control signal ANT01 of its electric capacity C15, also be connected with copper foil antenna ANT by inductance L 1, electric capacity C16 is directly connected with copper foil antenna ANT simultaneously; To be sent wireless 2.4G signal by this antenna circuit to mouse receiver.
10. a kind of wireless mouse circuit module according to claim 1, is characterized in that, photoelectricity ICPAN3509 and peripheral circuit, and No. 1 pin of light engine PAN3205 is by resistance R12 ground connection, and this pin 1 also can be sky pin simultaneously;
No. 2, No. 3 and No. 4 pins are respectively and connect mouse movable signal data transmission terminal between optical IC PAN3509, master control ICTLSR8666 and control end, and wherein these No. 4 pins are connected by resistance R13 and VDD;
No. 5 pins are connected with resistance R11 and a LED in turn, and its No. 5 pins are light engine pilot lamp control port, and mouse moves then bright, dimmed or extinguishing power saving when not moving;
No. 6 pins are ground; No. 7 pins are power input, and are also connected with two the electric capacity C8 be connected in parallel, electric capacity C22 between pin and power input at these No. 7, the other end ground connection of electric capacity C8, electric capacity C22; Wherein No. 8 pins are by electric capacity C13 ground connection.
11. a kind of wireless mouse circuit modules according to claim 1, is characterized in that, master control ICTLSR8666 and peripheral circuit
,the various button of mouse, left, center, right button, before and after side switch, key presses and dispose procedure, and in scrambler rolling process, MCU is transferred to by pin electric current and change in voltage, MCU detects and carries out data processing and be transferred to inner integrated radio-frequency module again, then converts 2.4G wireless signal to through antenna transmission to receiver;
During the work of simultaneously photoelectricity IC, with crossing pin data port transmission picture signal to MCU, thus judge the moving direction of mouse; When movement does not both work photoelectricity IC, MCU then controls photoelectricity IC by pin and enters sleep for electricity saving state;
Wherein: No. 1 pin of chip U2 meets clock control end MCLK, and No. 2 pins meet data output end MSDO, and No. 3 pins meet data input pin MSDI, No. 4 pins meet slave selecting side MSCN, and No. 5 pins meet data terminal BB, and No. 6 pins meet control end MOTSWK;
19, No. 20 pins connect 16MHZ crystal oscillator, and No. 22 pins meet cell voltage test section BATT, No. 28 pins meet reset terminal RET, No. 30 pins meet spi bus data input pin SDIO, and No. 31 pins meet spi bus data output end MOSI, and No. 32 pins meet spi bus clock end SCLK.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510917491.0A CN105373243B (en) | 2015-12-11 | 2015-12-11 | A kind of wireless mouse circuit module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510917491.0A CN105373243B (en) | 2015-12-11 | 2015-12-11 | A kind of wireless mouse circuit module |
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| CN105373243A true CN105373243A (en) | 2016-03-02 |
| CN105373243B CN105373243B (en) | 2018-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510917491.0A Expired - Fee Related CN105373243B (en) | 2015-12-11 | 2015-12-11 | A kind of wireless mouse circuit module |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201142051Y (en) * | 2007-03-15 | 2008-10-29 | 陆志春 | Association of computer keyboard and induction type wireless mouse |
| CN201974780U (en) * | 2011-03-24 | 2011-09-14 | 埃派克森微电子(上海)股份有限公司 | Circuit board component |
| US20110221676A1 (en) * | 2010-03-11 | 2011-09-15 | Sunrex Technology Corp. | Optical mouse with touch sensitive top |
| CN203287861U (en) * | 2013-05-10 | 2013-11-13 | 厦门耀阳科技有限公司 | Touch mouse |
-
2015
- 2015-12-11 CN CN201510917491.0A patent/CN105373243B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201142051Y (en) * | 2007-03-15 | 2008-10-29 | 陆志春 | Association of computer keyboard and induction type wireless mouse |
| US20110221676A1 (en) * | 2010-03-11 | 2011-09-15 | Sunrex Technology Corp. | Optical mouse with touch sensitive top |
| CN201974780U (en) * | 2011-03-24 | 2011-09-14 | 埃派克森微电子(上海)股份有限公司 | Circuit board component |
| CN203287861U (en) * | 2013-05-10 | 2013-11-13 | 厦门耀阳科技有限公司 | Touch mouse |
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| Publication number | Publication date |
|---|---|
| CN105373243B (en) | 2018-07-13 |
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