CN201237769Y

CN201237769Y - Multifunctional computer wireless remote controller

Info

Publication number: CN201237769Y
Application number: CNU2008200801423U
Authority: CN
Inventors: 卢远宏; 尚进; 刘晓海
Original assignee: Beijing Jiaotong University
Current assignee: Beijing Jiaotong University
Priority date: 2008-04-23
Filing date: 2008-04-23
Publication date: 2009-05-13
Anticipated expiration: 2018-04-23

Abstract

The utility model discloses a multifunction computer wireless remote controller, which adopts the wireless remote control technology and the USB interface communication technology. The multifunction computer wireless remote controller mainly comprises a remote controller, a receiving terminal component and an upper computer. The receiving terminal component comprises a wireless receiving module, a Single Chip Micyoco control module and a serial port/USB modular converter. The Single Chip Micyoco control module adopts a Single Chip Micyoco of AT89S51. The serial port/USB modular converter comprises a USB-serial port conversion chip and a USB plug. The remote controller transmits remote-control commands to the self-contained wireless receiving module by means of radio wireless communication. A radio receiving circuit in the wireless receiving module outputs the commands through the serial port of the Single Chip Micyoco after the commands are decoded through the Single Chip Micyoco. Subsequently, serial port signals are converted into USB signals through the serial port/USB modular converter, and are sent to the USB port of a computer. The upper computer reacts correspondingly according to the USB signals received, thus achieving the functions of a television, a videodisc player, a music player and so on.

Description

The multi-purpose computer wireless remote controller

Technical field

The utility model relates to a kind of computer wireless telechiric device, especially adopts the computer wireless telechiric device of wireless remote control technology and USB port communications.

Background technology

Commonly used to computer wireless control in actual life, but major part is an infrared ray computer telepilot, effective working distance is short when work, high directivity, general and the computer equipment of the Digiplex of some prior art is one to one, extensibility is relatively poor, particularly all there is the too little drawback of mouse pointer in the analog mouse aspect, very impracticable when demonstration or operation, and the UltraVNC on the open market adopts serial ports mostly, we consider do not possessed serial ports on the present most notebook computer, and the serial ports volume is big, do not support hot plug, so we have adopted USB mouth and computer transport communication, the USB port communications has overcome above-mentioned 3 shortcomings, communication speed is faster, is more conducive to people's use.

The utility model content

In order to overcome the deficiency of existing computer wireless telepilot, the utility model provides a kind of multi-purpose computer wireless remote controller, utilizes the most frequently used USB port communications in the computer, the energy plug and play, and the employing wireless remote control technology, remote control does not have directivity to limit, and remote control distance can reach more than 50 meters.

The technical scheme that its technical matters that solves the utility model adopts is: a kind of multi-purpose computer wireless remote controller, send teleinstruction by telepilot, the receiving end parts receive and transform teleinstruction, and be transferred on the host computer that corresponding operating software is housed by the usb signal connecting line, described receiving end parts comprise wireless receiving module, single chip control module and serial ports/USB modular converter, described single chip control module is selected AT89S51 model single-chip microcomputer for use, described serial ports/USB modular converter comprises that USB changes serial port chip and USB plug, and USB changes serial port chip and adopts the CP2102 chip.The annexation of each intermodule of receiving end parts is: the data main track of USB plug correspondingly links to each other with the data minus line cap with the data main track of CP21022 chip with the data minus line cap; The serial data input and output mouth of chip CP2102 connects serial data output and the input port of chip AT89S51 respectively; The FPDP of wireless receiving module connects preceding four mouths of AT89S51 single-chip microcomputer P1 port respectively; Connect the crystal oscillator of 12MHZ between the crystal oscillator interface of AT89S51 single-chip microcomputer, ground connection between the tie point of two electric capacity is also received between the crystal oscillator interface at the two ends after two capacitances in series.

The beneficial effects of the utility model are: the functions such as remote control of this multi-purpose computer wireless remote controller mouse that telepilot had on having market, simulating keyboard, various softwares, also utilize USB mouth the most frequently used in the computer to communicate, the energy plug and play, support hot plug, volume is little, and speed is fast.And the employing wireless remote control technology, remote control does not have directivity to limit, remote control distance can reach more than 50 meters, and the present invention can with the supporting use of corresponding software, have very strong extensibility." big mouse " design in the telepilot mouse function, hommization more is convenient for people to be clear that the position of mouse when farther local remote-control computer.The utility model multi-purpose computer wireless remote controller has versatility, only needs corresponding software (software is write for the individual) is installed in by the computer equipment of remote control, just can realize controlled in wireless, and dirigibility is strong like this, and cost of investment is low, and is applied widely.

Description of drawings

Fig. 1 is a multi-purpose computer wireless remote controller The general frame;

Fig. 2 is the connecting circuit figure of each intermodule of receiving end parts of multi-purpose computer wireless remote controller.

Embodiment

Be further described below in conjunction with the principle and the structure of accompanying drawing the utility model multi-purpose computer telechirics:

A kind of multi-purpose computer wireless remote controller comprises telepilot, receiving end parts and host computer three parts.Send teleinstruction by telepilot, the receiving end parts receive and transform teleinstruction, and be passed to the host computer that the corresponding operating software of writing voluntarily is installed by the USB oral instructions, described receiving end parts comprise wireless receiving module 1, single chip control module 2 and serial ports/USB modular converter, described single chip control module 2 can be selected AT89S51 model single-chip microcomputer for use, described serial ports/USB modular converter comprises that USB changes serial port chip 3 and USB plug 4, and USB changes serial port chip 3 and selects the CP2102 chip for use.

In Fig. 1, telepilot and receiving end parts carry out radio communication by RF-wise, the telepilot transmitting terminal sends the mode of guidance command by wireless radiofrequency communication to supporting wireless receiving module, the order that radio-frequency (RF) receiving circuit in wireless receiving module will be received is exported by microcontroller serial port after single chip control module decoding, again through serial ports/USB modular converter, transfer rs 232 serial interface signal to usb signal and send to host computer, make respective reaction by upper computer software according to the usb signal that obtains, realize corresponding function.

The telepilot transmitting terminal is made up of the remote control panel and the internal radio frequency transmitter module of eight keys, and the wireless receiving module 1 in the receiving end parts is matching used with the internal radio frequency transmitter module of telepilot.Telepilot adopts 500 meter eight key telepilot of Qinhuangdao Futong's electronics (sino-america joint-venture) business corporation, the supporting reception controller that wireless receiving module 1 adopts the said firm to produce.

As shown in Figure 2, single chip control module adopts the AT89S51 single-chip microcomputer, and USB changes serial port chip and adopts the CP2102 chip.

The data main track of USB plug (4) correspondingly links to each other with D+ with data minus line cap D-with the data main track of CP21022 chip with D+ with data minus line cap D-, pin VCC meets the pin VBUS of CP2102 chip, and respectively and meet reverse stabilivolt Dz1-Dz3 between the ground, the pin GND of USB plug (4) links to each other with B with pin A, ground connection in the lump, the pin GND ground connection of CP2102 chip, capacitor C 1, end ground connection after the C2 parallel connection, the other end meets the pin RST of CP2102 chip through resistance R 1, one end ground connection of capacitor C 3, the other end is connected with VBUS with the pin REGIN of chip CP2102, serial data input and output mouth RXD and TXD that the serial data input and output mouth TXD of CP2102 chip and RXD connect the AT89S51 single-chip microcomputer respectively;

The FPDP D1-D4 of wireless receiving module (1) and pin P meet the P1 port P1.0-P1.3 and the P1.5 of AT89S51 single-chip microcomputer respectively, and meet the LED of a forward between pin P and the ground, wireless receiving module (1) pin GND ground connection;

Connect the crystal oscillator of 12MHZ between the crystal oscillator interface XTAL1 of AT89S51 single-chip microcomputer and the XTAL2, termination pin XTAL2 after capacitor C 4, the C5 series connection, the other end is taken over pin XTAL1, the tie point ground connection of capacitor C 4, C5, pin VCC, VPD are connected with pin RST through capacitor C 6, pin RST is through resistance R 2 ground connection, and pin VCC all connects power supply.

The user can send button information by the button of pressing on the telepilot, launch through radiofrequency emitting module behind these information via codings, wireless receiving module 1 receives the information that transmitter module is sent, the single chip control module 2 that is attached thereto then receives corresponding signal, single-chip microcomputer sends a string signal to its serial ports thus, is converted to corresponding usb signal through serial ports/USB modular converter.

Claims

1. multi-purpose computer wireless remote controller, comprise telepilot, receiving end parts and host computer three parts, it is characterized in that: described receiving end parts comprise wireless receiving module (1), single chip control module (2) and serial ports/USB modular converter, described serial ports/USB modular converter comprises that USB changes serial port chip (3) and USB plug (4), described single chip control module (2) is selected AT89S51 model single-chip microcomputer for use, and USB changes serial port chip (3) and adopts the CP2102 chip;

Send teleinstruction by telepilot, the receiving end parts receive and transform teleinstruction, and are passed to the host computer that the corresponding operating software of writing voluntarily is installed by the USB oral instructions;

The annexation of each intermodule of receiving end parts is: the data main track of USB plug (4) correspondingly links to each other with (D+) with data minus line cap (D-) with the data main track of CP21022 chip with (D+) with data minus line cap (D-), pin (VCC) connects the pin (VBUS) of CP2102 chip, and respectively and connect reverse stabilivolt (Dz1-Dz3) between the ground, the pin (GND) of USB plug (4) links to each other with (B) with pin (A), ground connection in the lump, the pin of CP2102 chip (GND) ground connection, electric capacity (C1), (C2) the end ground connection after the parallel connection, the other end connects the pin (RST) of CP2102 chip through resistance (R1), one end ground connection of electric capacity (C3), the other end is connected with (VBUS) with the pin (REGIN) of chip CP2102, the serial data input and output mouth (TXD) of CP2102 chip and (RXD) connect the serial data input and output mouth (RXD) of AT89S51 single-chip microcomputer respectively and (TXD);

The P1 port (P1.0-P1.3) that the FPDP (D1-D4) of wireless receiving module (1) and pin (P) connect the AT89S51 single-chip microcomputer respectively reaches (P1.5), and meet the LED of a forward between pin (P) and the ground, wireless receiving module (1) pin (GND) ground connection;

The crystal oscillator interface (XTAL1) of AT89S51 single-chip microcomputer and (XTAL2) between connect the crystal oscillator of 12MHZ, termination pin (XTAL2) after electric capacity (C4), (C5) series connection, the other end is taken over pin (XTAL1), the tie point ground connection of electric capacity (C4), (C5), pin (VCC), (VPD) are connected with pin (RST) through electric capacity (C6), pin (RST) is through resistance (R2) ground connection, and pin (VCC) all connects power supply.