CN206147970U - Multi -functional english learning machine - Google Patents

Abstract

The utility model discloses a multi -functional english learning machine, main content is: the solar photovoltaic board is connected with power module, power module is connected with warning circuit with central controller and voltage detecting respectively, voltage detecting and warning circuit and power interruption circuit connection, the power interruption circuit is connected with central controller, memory write -protect circuit, camera module and infrared remote control circuit all are connected with central controller, FLASH memory and SDRAM memory all link to each other with central controller, WIFI communication module, USB interface module, JTAG interface module and touch display screen link to each other with central controller, central controller adopts DSP microprocessor and installs embedded operating system.

Description

A kind of Multi-functional English learning machine

Technical field

This utility model is related to a kind of learning machine technical field, specifically, more particularly to a kind of Multifunctional English study Machine.

Background technology

English learning machine is widely used in English teaching, but the Portable English study machine of country's main flow at present Adopt 8/16 bit MCU structures more, can only unilaterally with reading the CAL functions such as contrast, dictionary pronunciation.

The development of English learning machine mainly experienced electronic dictionary, English Repeater, learning machine three phases.The third generation English learning machine relies on miniature palm PC software and hardware technology, is integrated with language repeater, e-dictionary, e-book, USB flash disk, recording pen Etc. numerous functions.Research and development and each side such as education resource of each learning machine manufacturer in advertising, new technique and new product Launch keen competition.Wherein, " star easy to remember " has obtained high traction by its powerful advertising campaign；Instant translator, The conditional electronic dictionary such as Wenquxing manufacturer also takes up one seat by rich technical advantage；In addition percentage, Noah boat, in Perseverance, patriot, Zarva Digital, Tsing Hua Tong Fang etc. are also well-known brand.

Technology content aspect is said, most English learning machines also focus on low side field, function is relatively simple, extension Property not enough, core technology can not meet user's request.

Utility model content

Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to disclose one kind many Function English learning machine, its spoken language pronunciation evaluation and test function that induces one can be read student to carry out evaluation and test marking, be thus study Person has built the condition for study of an interaction, is greatly enhanced learning effect.

This utility model solves the technical scheme that its technical problem adopted：A kind of Multi-functional English learning machine, including Power module, solar energy photovoltaic panel, memory write-protection circuit, central controller, camera module, FLASH memory, SDRAM memory, infrared remote controller, WIFI communication modules, usb interface module, jtag interface module, touch display screen, electricity Source interrupt circuit and voltage detecting and warning circuit；The solar energy photovoltaic panel is connected with power module, the power module point It is not connected with warning circuit with central controller and voltage detecting, the voltage detecting connects with warning circuit with power interruptions circuit Connect, the power interruptions circuit is connected with central controller, the memory write-protection circuit, camera module and infrared remote control Circuit is all connected with central controller, and the FLASH memory and SDRAM memory are all connected with central controller, described WIFI communication modules, usb interface module, jtag interface module and touch display screen are all connected with central controller, the central authorities Controller is using DSP microprocessors and is provided with embedded OS.

Used as a kind of preferred implementation of the present utility model, the infrared remote controller is using integrated infrared receiver Head.

As a kind of preferred implementation of the present utility model, speaker circuit is installed on the central controller, raises Sound device circuit is driven using audion.

As a kind of preferred implementation of the present utility model, pronounciation processing chip is installed on the central controller.

Operation principle：Power module has two inputs, and one is input that solar energy photovoltaic panel charges, and another is USB charging input ends；Voltage detecting circuit can simultaneously be forbidden in power voltage insufficient to one interrupt signal of central controller Memory write operation；Pronounciation processing chip adopts UniLite chips, is responsible for all exclusive calculating tasks, i.e. speech recognition, voice The function such as voice quality evaluation and test and tone decoding；Speaker circuit uses an audion drive the speaker, it is also possible to change honeybee into Ring device；The effect of memory write-protection circuit is supply voltage is low or forbids memorizer when switched system program and user program Write operation, so as to ensure the correct procedure of personal code work；FLASH memory is stored as the startup program and application program of system Device；SDRAM memory is mainly used in external memory storage, for depositing user data；Infrared remote controller can be by being provided with The smart device communication of infrared remote control module；Jtag interface module is mainly used in system development debugging.

This utility model has compared with prior art advantages below：

A kind of Multi-functional English learning machine disclosed in this utility model, its spoken language pronunciation evaluation and test function that induces one can be to learning Life reads to carry out evaluation and test marking, and the condition for study of an interaction has thus been built for learner, is greatly enhanced learning effect； Strong applicability, it is stable and reliable in work, with the higher ratio of performance to price；Powered using solar energy photovoltaic panel, saved the energy.

Description of the drawings

Fig. 1 is a kind of structural representation of specific embodiment of the present utility model；

Fig. 2 is a kind of circuit diagram of specific embodiment memory write-protection circuit of the present utility model.

Description of reference numerals：

1：Power module, 2：Solar energy photovoltaic panel, 3：Memory write-protection circuit, 4：Central controller, 5：Shooting head mould Block, 6：FLASH memory, 7：SDRAM memory, 8：Infrared remote controller, 9：WIFI communication modules, 10：Usb interface module, 11：Jtag interface module, 12：Touch display screen, 13：Power interruptions circuit, 14：Voltage detecting and warning circuit.

Specific embodiment

Below in conjunction with the accompanying drawings and embodiment describes this utility model specific embodiment：

It should be noted that structure, ratio, size for illustrating in this specification institute accompanying drawing etc., only to coordinate explanation Content disclosed in book, so that those skilled in the art understands and reads, is not limited to this utility model enforceable Qualificationss, the modification of any structure, the change of proportionate relationship or the adjustment of size, can be generated this utility model is not affected Effect and the purpose to be reached under, all should still fall obtain the scope that can cover in the technology contents disclosed in this utility model It is interior.

Meanwhile, in this specification it is cited such as " on ", D score, "left", "right", the term of " centre " and " ", also Only understanding for ease of narration, and be not used to limit the enforceable scope of this utility model, its relativeness is altered or modified, Under without essence change technology contents, when being also considered as the enforceable category of this utility model.

As depicted in figs. 1 and 2, it illustrates specific embodiment of the present utility model；As illustrated, this utility model is public A kind of Multi-functional English learning machine opened, including power module 1, solar energy photovoltaic panel 2, memory write-protection circuit 3, central authorities' control Device processed 4, camera module 5, FLASH memory 6, SDRAM memory 7, infrared remote controller 8, WIFI communication modules 9, USB connect Mouth mold block 10, jtag interface module 11, touch display screen 12, power interruptions circuit 13 and voltage detecting and warning circuit 14；Institute State solar energy photovoltaic panel 2 to be connected with power module 1, the power module 1 respectively with central controller 4 and voltage detecting and warning Circuit 14 connects, and the voltage detecting is connected with warning circuit 14 with power interruptions circuit 13, the power interruptions circuit 13 with Central controller 4 connects, the memory write-protection circuit 3, camera module 5 and infrared remote controller 8 all with central control Device 4 connects, and the FLASH memory 6 and SDRAM memory 7 are all connected with central controller 4, the WIFI communication modules 9, Usb interface module 10, jtag interface module 11 and touch display screen 12 are all connected with central controller 4, the central controller 4 Using DSP microprocessors and embedded OS is installed.

Preferably, the infrared remote controller 8 is using integrated infrared receiving terminal.

Preferably, speaker circuit is installed, speaker circuit is driven using audion on the central controller 4.

This utility model preferred implementation is explained in detail above in conjunction with accompanying drawing, but this utility model is not limited to Above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, can be with without departing from this utility model Make a variety of changes on the premise of objective.

Many other changes and remodeling can be made without departing from spirit and scope of the present utility model.It should be appreciated that this reality Specific embodiment is not limited to new, scope of the present utility model is defined by the following claims.

Claims (4)

1. a kind of Multi-functional English learning machine, it is characterised in that：Including power module, solar energy photovoltaic panel, memorizer write-protect Circuit, central controller, camera module, FLASH memory, SDRAM memory, infrared remote controller, WIFI communication modules, Usb interface module, jtag interface module, touch display screen, power interruptions circuit and voltage detecting and warning circuit；The sun Energy photovoltaic panel is connected with power module, and the power module is connected respectively with central controller and voltage detecting with warning circuit, The voltage detecting is connected with warning circuit with power interruptions circuit, and the power interruptions circuit is connected with central controller, institute State memory write-protection circuit, camera module and infrared remote controller to be all connected with central controller, the FLASH memory All be connected with central controller with SDRAM memory, the WIFI communication modules, usb interface module, jtag interface module and touch Touch display screen to be all connected with central controller, the central controller is using DSP microprocessors and is provided with embedded operation system System.

2. a kind of Multi-functional English learning machine as claimed in claim 1, it is characterised in that：The infrared remote controller adopts one Body infrared receiving terminal.

3. a kind of Multi-functional English learning machine as claimed in claim 1, it is characterised in that：It is provided with the central controller Speaker circuit, speaker circuit is driven using audion.

4. a kind of Multi-functional English learning machine as claimed in claim 1, it is characterised in that：It is provided with the central controller Pronounciation processing chip.