CN201556177U

CN201556177U - Push-button type wireless mouse device based on RFID technology

Info

Publication number: CN201556177U
Application number: CN2009202901524U
Authority: CN
Inventors: 胡波; 王忠林; 高平东; 李卫兵; 时宝国; 张芳芳
Original assignee: Binzhou University
Current assignee: Binzhou University
Priority date: 2009-12-16
Filing date: 2009-12-16
Publication date: 2010-08-18
Anticipated expiration: 2019-12-16

Abstract

The utility model provides a push-button type wireless mouse device based on an RFID technology, which belongs to the technical field of wireless data communication, and comprises a remote controller and a receiver, wherein, a button module electrically connected together with the input end of a coding chip is arranged on the remote controller; the output end of the coding chip is electrically connected together with a high-frequency emitter circuit; a wireless receiving module electrically connected together with the input end of a wireless receiving chip is arranged on the receiver; the output end of the wireless receiving chip is electrically connected together with the input end of a singlechip; the output end of the singlechip is electrically connected together with the input end of a mouse main control chip; the output end of the mouse main control chip is electrically connected together with a USB connector; and address coding pins are respectively arranged on the coding chip and the wireless receiving chip. The push-button type wireless mouse device adopts the RFID technology, has the function of radio frequency identification, can achieve all functions of a wire mouse, and has the advantages of large remote control distance ,low cost, portability, simple installation, and no requirement of driving.

Description

Button wireless mouse apparatus based on the RFID technology

Technical field

The utility model provides a kind of button wireless mouse of remote-controlled operation computer, belongs to the wireless data communication technology field.

Background technology

At present, wireless mouse on the market or demonstration device are most of for adopting the product of bluetooth or infrared principles, but when adopting the bluetooth principle, cost is higher, and remote control distance is short when adopting infrared principles, and are subjected to the influence of barrier easily.In addition, there is short, shortcoming such as power consumption is big in serviceable life in these products.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of button wireless mouse apparatus based on the RFID technology, to increase remote control distance, the reduction manufacturing cost.

The utility model is to realize like this, button wireless mouse apparatus based on the RFID technology, it comprises telepilot and receiver, has the input end of key-press module and coding chip to be electrically connected on described telepilot, and the output terminal and the high frequency transmission circuit of coding chip are electrically connected; On described receiver, there is the input end of wireless receiving module and wireless receiving chip to be electrically connected, the output terminal of wireless receiving chip and the input end of single-chip microcomputer are electrically connected, the input end of the output terminal of single-chip microcomputer and mouse main control chip is electrically connected, and the output terminal of mouse main control chip and USB joint are electrically connected; On coding chip and wireless receiving chip, the geocoding pin is arranged respectively.

Adopt the button wireless mouse of said structure, adopted the RFID technology, have radio frequency recognition function, it can realize all functions of wire mouse, and remote control distance is big, can reach 200m, and cost is low, and is easy to carry, and installs simply, need not drive.

Description of drawings

Fig. 1 is the electric functional-block diagram of the telepilot in the utility model.

Fig. 2 is the electric functional-block diagram of the receiver in the utility model.

Fig. 3 is the circuit theory diagrams of the receiver in the utility model.

Fig. 4 is the circuit theory diagrams of the telepilot in the utility model.

Embodiment

The embodiment that provides below in conjunction with accompanying drawing further specifies concrete structure of the present utility model.

As shown in drawings, the button wireless mouse apparatus based on the RFID technology of the utility model, it comprises telepilot and receiver, it is characterized in that, have the key-press module 1 and the input end of coding chip 2 to be electrically connected on described telepilot, the output terminal of coding chip and high frequency transmission circuit 3 are electrically connected; On described receiver, there are the wireless receiving module 4 and the input end of wireless receiving chip 5 to be electrically connected, the input end of the output terminal of wireless receiving chip 5 and single-chip microcomputer 6 is electrically connected, the input end of the output terminal of single-chip microcomputer and mouse main control chip 8 is electrically connected, and the output terminal of mouse main control chip and USB joint 7 are electrically connected; On coding chip and wireless receiving chip, the geocoding pin is arranged respectively.

In Fig. 3, USB is the USB joint 7 among Fig. 2.Chip U1 is the mouse main control chip 8 among Fig. 2, and model is A2601.Chip U2 is the single-chip microcomputer 6 among Fig. 2, and model is 89S52.Chip U3 is the wireless receiving chip 5 among Fig. 2, and model is 2272.Chip U4 is the wireless receiving module 4 among Fig. 2, and commercially available corresponding module model has a lot, can select for use as required.

In Fig. 3, the USB joint is inserted on the USB interface of computer, to entire circuit power supply and be responsible for the transmission of signal to computer.Capacitor C 1, C2 are with the form filtering voltage regulation of parallel connection, and the power supply that the USB joint picks out from computer is chip U1 power supply after resistance R 1, R2 current limliting.Form oscillatory circuit after crystal oscillator XT1 and capacitor C 3, C4 link together, U1 provides oscillator signal for chip.Form another oscillatory circuit after crystal oscillator XT2 and capacitor C 6, C7 link together, U2 provides oscillator signal for single-chip microcomputer.Light emitting diode DS1 and resistance R 3 series connection backs constitute power light; Light emitting diode DS2 and resistance R 6 series connection backs constitute the received signal pilot lamp.After capacitor C 5 and resistance R 4 series connection, for single-chip microcomputer provides electrification reset.Chip U4 and chip U3 form the receiving circuit that receives the signal that telepilot launches jointly, and the wireless receiving module receives the radio magnetic wave that telepilot sends, and sends it to the DIN pin of chip U3.10,11,12,13 pins of chip U3 link to each other with 17,16,15,14 pins of single-chip microcomputer U2 respectively, and the signal decoding that receives after these pins are given single-chip microcomputer, is handled with the form of program by single-chip microcomputer.6,7,8,9 pins of chip U1 link to each other with 8,7,6,5 pins of single-chip microcomputer respectively, behind the signal that chip U1 obtains single-chip microcomputer after handling, send out the mouse control signal that computer can directly be accepted by two pins of D+, D-through the USB joint, finish the control of whole mouse.1～8 pin of chip U3 is the geocoding pin, when consistent with the geocoding pin of telepilot, can receive.

In Fig. 4, chip U11 is the coding chip 2 among Fig. 1, and its model is 2262.

In Fig. 2, button S1～S5, S7～S10 is electrically connected successively with diode D1～D10 respectively, form key-press module 1, when pressing any one button, the diode current flow that this button connected, the keyboard-coding signal that forms when pressing button is given D1～D4 pin of chip U11, obtain the pairing tetrad coding of this button, make the pin of corresponding chip U11 become high level, U11 converts electric signal to by chip, give again by Technitron Q1, capacitor C 11, C21, the high frequency transmission circuit 3 that sound table resonator RS and inductance L 1 connect to form is launched the address coding signal of chip U11 and keyboard-coding signal.High frequency transmission circuit sends the radio magnetic wave of 315M, is received by receiver.Light emitting diode DS11 is the pilot lamp that transmits.Laser lamp DS21, resistance R 91 and button S6 form laser pointer with the form of series connection.1～8 pin of chip U11 is the geocoding pin.

The utility model by coding chip U11 1～8 pin and the geocoding of 1～8 pin of chip U3 carry out identification, have only two coding be identical and just can carry out the transmission of data, promptly utilized the RFID REID.

Claims

1. based on the button wireless mouse apparatus of RFID technology, it comprises telepilot and receiver, it is characterized in that, have the key-press module (1) and the input end of coding chip (2) to be electrically connected on described telepilot, the output terminal of coding chip and high frequency transmission circuit (3) are electrically connected; On described receiver, there are the wireless receiving module (4) and the input end of wireless receiving chip (5) to be electrically connected, the input end of the output terminal of wireless receiving chip (5) and single-chip microcomputer (6) is electrically connected, the input end of the output terminal of single-chip microcomputer and mouse main control chip (8) is electrically connected, and the output terminal of mouse main control chip and USB joint (7) are electrically connected; On coding chip and wireless receiving chip, the geocoding pin is arranged respectively.