CN206282100U

CN206282100U - A kind of voice control system

Info

Publication number: CN206282100U
Application number: CN201621263714.2U
Authority: CN
Inventors: 顾菊芬
Original assignee: Wuxi Institute of Commerce
Current assignee: Wuxi Institute of Commerce
Priority date: 2016-11-23
Filing date: 2016-11-23
Publication date: 2017-06-27
Anticipated expiration: 2026-11-23

Abstract

The utility model discloses a kind of voice control system, comprising single-chip microcomputer, temperature sensor, microphone location circuit, playback circuit, amplification circuit module, filter circuit module, LCDs, keyboard interface circuit, LED and buzzer；Circuit module connects single-chip microcomputer to the microphone location circuit after filtering, the playback circuit connects single-chip microcomputer by amplification circuit module, the temperature sensor, LCDs, keyboard interface circuit, LED, buzzer are connected with single-chip microcomputer respectively, the utility model playback circuit realizes the amplification of signal power using LM386 amplifying circuits, direct-flow shifted signal is filtered using isolation capacitance, it is ensured that reduce clearly sound.Horn interface is conveniently connected and carried using the interface of PIN2；The utility model microcontroller serial port line RXD, TXD have added the first resistor and second resistance in 300 Europe, to reach serial ports and USB burn-out-proof functions, play a protective role；The utility model externally fed uses the direct ways to take power of USB, facilitates the access of power supply.

Description

A kind of voice control system

Technical field

The utility model belongs to intelligence control system, more particularly to a kind of voice control system.

Background technology

Phonetic function has good Technology application in every profession and trade field, can help end user mitigate to eyesight and The dependence of word, directly by hearing out the understanding of paired information, with network with communication science and technology development, Email, immediately Communication and the executable communication system of the computer such as the networking telephone caused except limitation spatially is greatly shortened, also person to person it Between communication it is interactive more immediately, therefore stressing international today, either cater to transnational business associate or individual seek The demand of special language experience is asked, these communication systems are still the choosing in a period of time.Due to being sometimes based upon between various communication systems The communication interface difference that the both sides of multi-lingual communication are used cannot communicate with each other, therefore it is flat a kind of communication integrating in the streets just occur Platform, by communication systems such as integrating email, instant messaging and the networking telephones in different logical to realize on same execution platform Communication mechanism between news interface, thus lessens the limitation of both sides' communication of multi-lingual communication.

But, although the both sides for carrying out multi-lingual communication by communication integrating platform can obtain network signal in any receipts Place is linked up, but user may be using such as in some cases：The input dress of mouse, keyboard and contactor control device etc. Put and come control operation interface or input information.

Utility model content

The deficiency that technical problem to be solved in the utility model is directed to background technology provides a kind of multifunction speech Control system.

The utility model uses following technical scheme to solve above-mentioned technical problem

A kind of voice control system, comprising single-chip microcomputer, temperature sensor, microphone location circuit, playback circuit, Amplification circuit module, filter circuit module, LCDs, keyboard interface circuit, LED and buzzer；The microphone location Circuit module connects single-chip microcomputer to circuit after filtering, and the playback circuit connects single-chip microcomputer, the temperature by amplification circuit module Degree sensor, LCDs, keyboard interface circuit, LED, buzzer are connected with single-chip microcomputer respectively.

Used as a kind of further preferred scheme of voice control system of the utility model, the system also includes first Resistance and second resistance, the microcontroller serial port line RXD ends connect voltage input end, the microcontroller serial port by first resistor Line TXD ends connect voltage input end by second resistance.

As a kind of further preferred scheme of voice control system of the utility model, the amplification circuit module Using LM386 amplifying circuits.

As a kind of further preferred scheme of voice control system of the utility model, the chip of the single-chip microcomputer Model IAP15W4K58S4.

As a kind of further preferred scheme of voice control system of the utility model, the temperature sensor Chip model is DS18B20.

As a kind of further preferred scheme of voice control system of the utility model, the LCDs Chip model is LCD1602.

Used as a kind of further preferred scheme of voice control system of the utility model, the development board also includes mould Number shifting circuit and amplifying circuit, the temperature sensor sequentially pass through modulus shifting circuit and amplifying circuit connection single-chip microcomputer.

The utility model uses above technical scheme compared with prior art, with following technique effect：

1st, the utility model carries out the display of respective symbols using LCD1602 LCDs, and keyboard is have also been devised in addition The circuits such as interface circuit, LED, buzzer, facilitate Function Extension；

2nd, the utility model microphone location circuit uses Differential Input mode, and DC influence is eliminated using filter circuit, Recording effect is good；

3rd, the utility model playback circuit realizes the amplification of signal power using LM386 amplifying circuits, using isolation capacitance Filter direct-flow shifted signal, it is ensured that reduce clearly sound.Horn interface is conveniently connected and carried using the interface of PIN2；

4th, the utility model microcontroller serial port line RXD, TXD has added the resistance R1/R2 in 300 Europe, anti-to reach serial ports and USB Function is burnt, is played a protective role；

5th, the utility model externally fed uses the direct ways to take power of USB, facilitates the access of power supply.

Brief description of the drawings

Fig. 1 is system architecture schematic diagram of the present utility model；

Fig. 2 is the utility model microcontroller serial port line circuit diagram.

Specific embodiment

The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings：

As shown in figure 1, a kind of voice control system, comprising single-chip microcomputer, temperature sensor, microphone location electricity Road, playback circuit, amplification circuit module, filter circuit module, LCDs, keyboard interface circuit, LED and buzzer；Institute Microphone location circuit circuit module connection single-chip microcomputer after filtering is stated, the playback circuit connects single by amplification circuit module Piece machine, the temperature sensor, LCDs, keyboard interface circuit, LED, buzzer are connected with single-chip microcomputer respectively.The temperature Degree sensor is used for Real-time Collection ambient temperature, and the temperature of the temperature sensor collection is uploaded at single-chip microcomputer Reason, the LCDs is used for the gathered temperature parameter of display in real time, and the microphone location circuit is used for admission in real time Audio-frequency information, the playback circuit is used to play voice messaging；The keyboard interface circuit is used to be input into normal temperature parameter threshold Value, when the temperature parameter of temperature sensor collection is not belonging in normal temperature range then control LED and buzzer to send alarm.This Utility model microphone location circuit uses Differential Input mode, and DC influence is eliminated using filter circuit, and recording effect is good；

The utility model playback circuit realizes the amplification of signal power using LM386 amplifying circuits, is filtered using isolation capacitance Except direct-flow shifted signal, it is ensured that reduce clearly sound.Horn interface is conveniently connected and carried using the interface of PIN2；

The specific chip model that wherein the utility model hardware module is used:The chip model of the controller module It is IAP15W4K58S4, the chip model of the temperature sensor is DS18B20, and the chip model of the LCDs is LCD1602.The amplifying circuit uses LM386 amplifying circuits.

As shown in Fig. 2 the system is also comprising first resistor R1 and second resistance R2, the microcontroller serial port line RXD ends warp First resistor R1 connection voltage input ends are crossed, the microcontroller serial port line TXD ends connect voltage input end by second resistance R2. The utility model microcontroller serial port line RXD, TXD have added the resistance R1/R2 in 300 Europe, to reach serial ports and USB burn-out-proof functions, rise To protective effect；The utility model externally fed uses the direct ways to take power of USB, facilitates the access of power supply.

The chip model of single-chip microcomputer is IAP15W4K58S4, and the resources of chip enriches, and is downloaded using easily USB and emulated Interface, and operational efficiency is high.

The utility model carries out the display of respective symbols using LCD1602 LCDs, keyboard is have also been devised in addition and is connect The circuits such as mouth circuit, LED, buzzer, facilitate Function Extension.

In sum, the utility model carries out the display of respective symbols using LCD1602 LCDs, also designs in addition The circuits such as keyboard interface circuit, LED, buzzer, facilitate Function Extension；The development board also includes analog to digital conversion circuit and amplification Circuit, the temperature sensor sequentially passes through analog to digital conversion circuit and amplifying circuit connection single-chip microcomputer.

The utility model microphone location circuit uses Differential Input mode, and DC influence, record are eliminated using filter circuit Audio fruit is good；The utility model playback circuit realizes the amplification of signal power using LM386 amplifying circuits, is filtered using isolation capacitance Except direct-flow shifted signal, it is ensured that reduce clearly sound.Horn interface is conveniently connected and carried using the interface of PIN2.

Claims

1. a kind of voice control system, it is characterised in that：Comprising single-chip microcomputer, temperature sensor, microphone location circuit, Playback circuit, amplification circuit module, filter circuit module, LCDs, keyboard interface circuit, LED and buzzer；The wheat Gram wind recording circuit circuit module connection single-chip microcomputer after filtering, the playback circuit connects monolithic by amplification circuit module Machine, the temperature sensor, LCDs, keyboard interface circuit, LED, buzzer are connected with single-chip microcomputer respectively.

2. a kind of voice control system according to claim 1, it is characterised in that：The system is also comprising the first electricity Resistance and second resistance, the microcontroller serial port line RXD ends connect voltage input end, the microcontroller serial port line by first resistor TXD ends connect voltage input end by second resistance.

3. a kind of voice control system according to claim 1, it is characterised in that：The amplification circuit module is adopted Use LM386 amplifying circuits.

4. a kind of voice control system according to claim 1, it is characterised in that：The single-chip microcomputer it is chip-shaped Number be IAP15W4K58S4.

5. a kind of voice control system according to claim 1, it is characterised in that：The core of the temperature sensor Piece model DS18B20.

6. a kind of voice control system according to claim 1, it is characterised in that：The core of the LCDs Piece model LCD1602.