CN202523241U - Module combination type electronic responder for single chip computer teaching - Google Patents

Abstract

The utility model discloses a module combination type electronic responder for single chip computer teaching, which comprises a CPU core module. The CPU core module is sequentially connected with a dynamic digital tube module on a water lamp/dynamic digital tube module and a keyboard module. The keyboard module comprises an independent key module and a switch module, wherein independent keys are provided on the independent key module, the switch module comprises a response timing module, an answering timing module and an alarm module, and the independent keys, the response timing module, the answering timing module and the alarm module are respectively connected with the CPU core module via a jack line. The CPU core module is further connected with a bus expansion and driving module via the jack line. The whole device relies on a power supply module arranged on the CPU core module for power. With the module combination type electronic responder for single chip computer teaching, problems that a hardware circuit of a teaching aid in the single chip computer teaching process is welded and fixed, and disassembly and re-assembly of the circuit are difficult are solved, and the practical training content of students in the practical teaching process is enriched.

Description

A kind of module combined type electronic reply that is used for single chip computer teaching

Technical field

The utility model belongs to the single chip computer teaching equipment technical field, relates to a kind of question-and-answer game apparatus that is used for single chip computer teaching, is specifically related to a kind of module combined type electronic reply that is used for single chip computer teaching.

Background technology

In the specialties such as computing machine, electronics and robotization of universities and colleges; All offered " Fundamentals of Mono-Chip Computers and application thereof " this subject; This is a goalkeeper's software and combination of hardware course very closely; Must on the basis of accomplishing hardware designs, could accomplish Software Design, be very important so in the process of study, firmly grasp the knowledge of hardware.In to the teaching of this subject, all adopted traditional teaching means for many years, normally teacher draws on blackboard, writes a program always, and the student pays attention to the class below, and whole course listens uninteresting, abstract, indigestion very.In epoch of this multimedia develop rapidly nowadays; Multimedia teaching is flourish; On the classroom, cooperate picture, animation etc. to improve uninteresting teaching atmosphere to a certain extent, but students still is difficult to actual participation, sense of reality is to the process of single-chip microcomputer Related product exploitation.Employed single chip computer teaching experimental apparatus generally is that the internal hardware circuit has welded fixing integral experiment equipment in present teaching, and the student can't oneself build circuit, make up SCM system in the hands-on link.

Electronic reply is a common single-chip microcomputer product in " Fundamentals of Mono-Chip Computers and application thereof " teaching; Normally form by single-chip microcomputer and peripheral circuit; Be divided into octuple electronic reply, ten road electronic replies etc.; The difference of different way electronic replies is that the interface at the question-and-answer game apparatus back side has several groups and profile it doesn't matter.The existing most of internal hardware circuit of electronic reply that are used for " Fundamentals of Mono-Chip Computers and application thereof " teaching have welded fixing complete product model; In the hardware teaching of SCM system; Teacher takes this hardware circuit to weld fixing complete product model on the classroom, to carry out the material object explanation; This model is difficult to circuit tear-down come and explains the various piece of built-up circuit and the assembling process of demonstration electronic reply each several part one by one for students; This for the lower student of a lot of beginners or understandability owing to do not have actual participation or sense of reality Products Development process indigestion, the student also has no idea to do it yourself in the hands-on link to make up and debug circuit.

Summary of the invention

The purpose of the utility model provides a kind of module combined type electronic reply that is used for single chip computer teaching, solved existing teaching welded with the question-and-answer game apparatus hardware circuit fixing, the problem that re-assemblies after can't dismantling.

The technical scheme that the utility model adopts is; A kind of module combined type electronic reply that is used for single chip computer teaching; Include the core cpu module; The core cpu module through winding displacement respectively with running lamp/dynamic digital tube module on dynamic digital tube module, Keysheet module be connected, Keysheet module comprises independent key-press module and switch module, independent key-press module is provided with independent button; Switch module comprises races to be the first to answer a question timing module, answer timing module and alarm module; Independent button and race to be the first to answer a question timing module, answer timing module, alarm module and is connected with the core cpu module through the jack line respectively, the core cpu module also expands with bus through the jack line and driver module is connected, and the power module that is provided with on the whole device dependence core cpu module is supplied power.

The characteristics of the utility model also are,

Running lamp and dynamic digital tube module comprise common positive LED lamp module, are total to cloudy LED lamp module and dynamic digital tube module;

Independent button is provided with 6 ~ 10;

Bus expansion and driver module comprise 74LS138,74LS245 and three parts of 74LS373;

Power module is by the conventional dc power supply power supply of independent 5V ~ 12V or through the USB interface power supply.

The beneficial effect of the utility model is; The module combined type electronic reply that the utility model is used for single chip computer teaching is connected to form through winding displacement and jack line by the circuit module of a plurality of standalone features, can construct the principle model of product through the combination between each module.Be particularly suitable for some beginners; The hardware that makes the student can very clearly be familiar with a scm application system is formed; In experiment and real standard process, the student can start to carry out the similar operation that plays with building blocks according to the own single-chip microcomputer knowledge of being grasped; Through with making up between each module, can accomplish application to the single-chip microcomputer ultimate system.This equipment has good durability, and is not fragile; Dismounting back advantages of small volume is easy to carry; The extensibility of equipment is good, at present with enough be main, also increase corresponding complex modules as required.The student can accomplish the practice to expanding system based on this.For the teacher implements guide type teaching, on-the-spot teaching etc. suitable teaching equipment is provided; Capable of using equipment of student is accomplished the contents of courses such as the experiment of course, real standard and Course Exercise, fully grasps content.

Solve finally that teacher does not have teaching aid in teaching process; The student does not have material; Problems such as insubstantial are instructed in content of courses cavity in fact, and this modular single-chip microcomputer has certain booster action to teacher's teaching; Practical training to the student also is the raising process of a ladder property simultaneously, has excellent popularization and is worth.

Description of drawings

Fig. 1 is a kind of module combined type electronic reply structural drawing that is used for single chip computer teaching of the utility model.

Among the figure, 1. core cpu module, 2. running lamp/dynamic digital tube module, 3. dynamic digital tube module; 4. Keysheet module, 5. independent key-press module, 6. switch module; 7. bus expansion and driver module, 8. power module, 9. independent button; 10. race to be the first to answer a question timing module, 11. answer timing modules, 12. alarm modules.

Embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.

A kind of module combined type electronic reply that is used for single chip computer teaching of the utility model; As shown in Figure 1; Include core cpu module 1; Core cpu module 1 cross winding displacement respectively with running lamp/dynamic digital tube module 2 on dynamic digital tube module 3, Keysheet module 4 be connected, Keysheet module 4 comprises that independent key-press module 5 and switch close module 6, independent key-press module 5 is provided with independent button 9; Switch module 6 comprises races to be the first to answer a question timing module 10, answer timing module 11 and alarm module 12; Independent button 9 and race to be the first to answer a question timing module 10, answer timing module 11, alarm module 12 and is connected with core cpu module 1 through the jack line respectively, core cpu module 1 also is connected with bus expansion and driver module 7 through the jack line, and the power module 8 of setting is supplied power on the whole device dependence core cpu module 1.

In teaching process, can earlier each module of forming electronic reply be disassembled to the student and explain one by one, wherein running lamp/dynamic digital tube module 2 comprises common positive LED lamp module, is total to cloudy LED lamp module and dynamic digital tube module 3; Bus expansion and driver module 7 comprise 74LS138,74LS245 and three parts of 74LS373, to make things convenient for the system bus expansion; Keysheet module 4 includes independent key-press module 5 and switch module 6; 6 ~ 10 independent buttons are arranged on the independent switch module; Each independent button is connected on the core cpu module 1 through the jack line respectively; Switch module 6 is provided with races to be the first to answer a question timing module 10, answer timing module 11 and alarm module 12, and these three modules also are connected with core cpu module 1 respectively through the jack line; Can make the student can very clearly be familiar with the ingredient of a scm application system like this.

When connecting, just can a plurality of independently functional circuit module be coupled together through jack line, winding displacement, can construct electronic reply or expand and driver module 7 constructs other single-chip microcomputer Related product through bus.In the process of experiment, real standard, the student can do it yourself to carry out the similar operation that plays with building blocks, and each module is coupled together the structure circuit according to oneself understanding with circuit, can understand the thinking and the method for the design of SCM system so more intuitively.In addition,, increase corresponding complex modules, expand the system of oneself also according to the needs of reality.

Claims (5)

1. module combined type electronic reply that is used for single chip computer teaching; It is characterized in that; Include core cpu module (1); Core cpu module (1) through winding displacement respectively with running lamp/dynamic digital tube module (2) on dynamic digital tube module (3), Keysheet module (4) be connected; Keysheet module (4) comprises independent key-press module (5) and switch module (6); Independent key-press module (5) is provided with independent button (9), and switch module (6) comprises races to be the first to answer a question timing module (10), answer timing module (11) and alarm module (12), independent button (9) and race to be the first to answer a question timing module (10), answer timing module (11), alarm module (12) and be connected with core cpu module (1) through the jack line respectively; Core cpu module (1) also is connected with bus expansion and driver module (7) through the jack line, and whole device relies on core cpu module (1) to go up power module (8) power supply of setting.

2. the module combined type electronic reply that is used for single chip computer teaching according to claim 1 is characterized in that, said running lamp/dynamic digital tube module (2) comprises common positive LED lamp module, is total to cloudy LED lamp module and dynamic digital tube module (3).

3. the described module combined type electronic reply that is used for single chip computer teaching of claim 1 is characterized in that said independent button (9) is provided with 6 ~ 10.

4. the module combined type electronic reply that is used for single chip computer teaching according to claim 1 is characterized in that, said bus expansion and driver module (7) comprise 74LS138,74LS245 and three parts of 74LS373.

5. the module combined type electronic reply that is used for single chip computer teaching according to claim 1 is characterized in that, said power module (8) is by the conventional dc power supply power supply of independent 5V ~ 12V or through the USB interface power supply.

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