CN206877060U - A kind of multifunctional digital master slave system of high stable - Google Patents

Abstract

The utility model belongs to digital clock engineering device technique field, more particularly to a kind of multifunctional digital master slave system of high stable.Middle control module of the system by the use of single-chip microcomputer SPCE061A as the system, single-chip microcomputer can be by PT100, DS1302, frequency test circuit, the data that voltage conversion circuit is read carry out digital-to-analogue conversion using software, so as to data transfer to display module, realize the display of temperature, calendar, frequency, voltage.OCJM4*8 liquid crystal displays are main display module, and the data that single-chip microcomputer is transmitted are shown.In display circuit, selection and switching that various displays require are realized mainly by button.The system absorbs the thought of hardware-software, and most of function is realized by software, makes circuit simple and clear, the stability of a system greatly improves.

Description

A kind of multifunctional digital master slave system of high stable

Technical field

The utility model belongs to digital clock engineering device technique field, more particularly to a kind of Multifunctional Digital Clock system of high stable System.

Background technology

In highly developed information-based 21 century, people are always so busy.Time is always so valuable for us, In our routine work, study, life, concept of time seems important further.Regular bus will on schedule in life and work, and going to work will On time, meeting wants having time to limit；In industrial production, each procedure will have strict time restriction, so can just accomplish Methodically；In rigorous Technological research, the time is even more the most important thing.Can accurately it understand and when knowing of real-time Between, it is that we learn, worked, be indispensable in life.Although mechanical clock can also inform people's time, can also determine When, show calendar.But due to being limited by mechanical structure, power and volume, all do not done in function, performance and cost Method is compared with electronic clock.

Electronic clock is when being realized pair using electronic circuit, minute, second carries out the time set of numerical monitor, is widely used in People family, outdoor square, the public place such as bus station and railway station, turn into necessity indispensable in people's daily life.But With the fast development of science and technology, people have been unsatisfactory for existing digital clock function.Ordinary numbers clock does not contain analog-to-digital conversion Etc. function, therefore some peripheral circuits need to be increased to realize some functions, make circuit complicated, accuracy is not high, sampling rate It is relatively low, debugging get up it is relatively difficult, stability is bad.And the numeral method content used is single, is not likely to produce lively tool The picture and text of body.

Utility model content

The purpose of this utility model is to provide multifunctional digital master slave system, it is intended to solves for above-mentioned of the prior art Deficiency.

The technical solution of the utility model is as follows：

A kind of multifunctional digital master slave system of high stable, including：CPU module, display module, translation interface mould Block, remote controller module, frequency test module, heat-sensitive sensor module, clock module, voltage transformation module and by key control mould Block, wherein remote controller module, frequency test module, heat-sensitive sensor module, clock module, voltage transformation module, by key control Module accesses CPU module, and CPU module connects via conversion interface module with display module.

Further according to the multifunctional digital master slave system of high stable described in the utility model, the CPU module Specially Lingyang micro-computer SPCE061A.

Further according to the multifunctional digital master slave system of high stable described in the utility model, the conversion interface module bag The various change-over circuits to connect with single-chip microcomputer are included, the pin 9 of the single-chip microcomputer connects via electric capacity C33 with pin 7, the monolithic The pin 15 of machine connects with electric capacity C25, and the pin 23 of the single-chip microcomputer divides three tunnels, accesses electric capacity C24 all the way, accesses electric capacity all the way C11 negative poles, all the way access interface 1, the electric capacity C24 other end connect with electric capacity C11 positive pole, the pin 29 of the single-chip microcomputer divides Two-way, connect all the way via transistor Y1 with electric capacity C36 one end, connect all the way via electric capacity C37 with the electric capacity C36 other ends, institute The pin 36 for stating single-chip microcomputer divides two-way, all the way access electric capacity C26, all the way access electric capacity C12 negative poles, the electric capacity C26 other end with Electric capacity C12 positive pole connects, and the pin 51 and pin 52 of the single-chip microcomputer connect with electric capacity C28 and C29 respectively, electric capacity C28's The other end connects with the electric capacity C29 other end, and the pin 75 of the single-chip microcomputer accesses VCC via electric capacity C34.

Further according to the multifunctional digital master slave system of high stable described in the utility model, the frequency test module bag Include even 4N26 and Schmidt trigger a CD40106, the 1 end minute two-way of the even 4N26 of point, all the way via resistance R2 and 220V- The upper end of the output end of 7.5V AC transformers connects, and another way connects with diode D1 negative poles, 2 ends minute of the even 4N26 of point Two-way, connect all the way with the output end lower end of transformer, another way connects with diode D1 positive poles, 3 ends of the even 4N26 of point Divide two-way, connect all the way via electric capacity C1 with the Schmidt trigger CD40106 inputs, another way ground connection, the point is occasionally The 4N26 tunnels of 4 Duan Fen tri-, connect via resistance R1 with+5V voltages, all the way via R2 and the Schmidt trigger all the way CD40106 output end connects, and the input with the Schmidt trigger CD40106 connects all the way.

Further according to the multifunctional digital master slave system of high stable described in the utility model, the voltage transformation module bag 220-7.5V AC transformers, Qiao Dui are included, the output end upper end of the transformer connects with 1 end of bridge heap, the transformer Output end lower end connects with 3 ends of bridge heap, 2 sections of points of two-way of the bridge heap, all the way via electric capacity C1 and the bridge heap 4 end phases Connect, connect all the way via resistance R1 with slide resistor R fixing end one end, 4 ends of the bridge heap and consolidating for slide rheostat R The fixed end other end connects.

Further according to the multifunctional digital master slave system of high stable described in the utility model, the key control module by 7 buttons form, and connect after S0 to S7 one end parallel connection with single-pole double-throw switch (SPDT) S moved end, S not moved end one end connects VCC, one end Ground connection, the S0-S7 other ends access S9 via corresponding resistance R0-R7 respectively, and S9 0 end inputs as key control module The master switch of switch, S9 1 end to 7 ends is as key control module output end；This 7 switch effects be respectively：S1 is tune Whole time/alarm clock key, S2 is a hour button, S3 be a minute button, S4 for plus, subtract count key, S5 is determination key, S6 is switching temperature Degree/frequency and voltage key, S7 are contact only noisy key.

Further according to the multifunctional digital master slave system of high stable described in the utility model, the heat-sensitive sensor module By detecting the temperature change in air, real time temperature initial data is passed to CPU module.

Further utilized according to the multifunctional digital master slave system of high stable described in the utility model, the remote controller module Near infrared light of the wavelength between 0.76-1.5um transmits control signal to CPU module, realize it is contactless only It is noisy.

Further according to the multifunctional digital master slave system of high stable described in the utility model, the clock module is used to produce Raw accurate clock signal.

Further included according to the multifunctional digital master slave system of high stable described in the utility model, the display module OCJM4*8 liquid crystal displays, the digital information transmitted by receiving CPU module, generate specific graph text information Observed for user.

Compared with present technology, its advantage is the utility model：

1. being realized using module, simple in construction, accuracy is high, and stability is good.

2. many new functions are added, such as:A/D, D/A are changed, voice, contactless only noisy, by key control etc., in addition The programmed environment provided convenience again.

3. using single-chip microcomputer as CPU module, it is aided with a small amount of logic circuit, simplifies the hardware design of system, And give full play to the effect of the few digital logic device of quantity.

4. liquid crystal display is to being we provided bigger performance space, it appears that comfortable naturally, and can increase display Aesthetic property and intuitive, it is most important that provide more friendly man-machine interface.

Brief description of the drawings

Fig. 1 is the system construction drawing of Multifunctional Digital Clock；

Fig. 2 is the circuit diagram of conversion interface module；

Fig. 3 is the circuit diagram of frequency test module；

Fig. 4 is the circuit diagram of voltage transformation module；

Fig. 5 is the circuit diagram of key control module.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing, to this reality It is further elaborated with new.It should be appreciated that specific embodiment described herein is only to explain the utility model, It is not used to limit the utility model.

As shown in figure 1, the utility model includes CPU module, display module, conversion interface module, remote control mould Block, frequency test module, heat-sensitive sensor module, clock module, voltage transformation module, key control module.Wherein remote control Module, frequency test module, heat-sensitive sensor module, clock module, voltage transformation module, key control module access center Processor module, CPU module connect via conversion interface module with display module.

In the present embodiment, described CPU module is specially Lingyang micro-computer SPCE061A.

As shown in Figure 1 and Figure 2, in the present embodiment, described conversion interface module includes the various conversions to connect with single-chip microcomputer Circuit, the pin 9 of the single-chip microcomputer connect via electric capacity C33 with pin 7, and the pin 15 of the single-chip microcomputer connects with electric capacity C25, The pin 23 of the single-chip microcomputer divides three tunnels, accesses electric capacity C24 all the way, accesses electric capacity C11 negative poles all the way, all the way access interface 1, electricity The other end for holding C24 connects with electric capacity C11 positive pole, and the pin 29 of the single-chip microcomputer divides two-way, all the way via transistor Y1 and Electric capacity C36 one end connects, and connects all the way via electric capacity C37 with the electric capacity C36 other ends, and the pin 36 of the single-chip microcomputer divides two-way, Electric capacity C26 is accessed all the way, accesses electric capacity C12 negative poles all the way, and the electric capacity C26 other end connects with electric capacity C12 positive pole, the list The pin 51 and pin 52 of piece machine connect with electric capacity C28 and C29 respectively, the electric capacity C28 other end and electric capacity C29 other end phase Connect, the pin 75 of the single-chip microcomputer accesses VCC via electric capacity C34.

As shown in Figure 1, Figure 3, in the present embodiment, the frequency test module includes point even 4N26 and Schmidt trigger CD40106, the 1 end minute two-way of the even 4N26 of point, all the way via the output end of resistance R2 and 220V-7.5V AC transformers Upper end connects, and another way connects with diode D1 negative poles, the even 4N26 of the point 2 end minute two-way, all the way with the output of transformer End lower end connects, and another way connects with diode D1 positive poles, the even 4N26 of the point 3 end minute two-way, all the way via electric capacity C1 and The Schmidt trigger CD40106 inputs connect, another way ground connection, the even 4N26 of the point tunnels of 4 Duan Fen tri-, all the way via Resistance R1 connects with+5V voltages, connects all the way via R2 with the output end of the Schmidt trigger CD40106, all the way with institute The input for stating Schmidt trigger CD40106 connects.

As Figure 1 and Figure 4, in the present embodiment, the voltage transformation module includes 220-7.5V AC transformers, Qiao Dui. The output end upper end of the transformer connects with 1 end of bridge heap, and the output end lower end of the transformer connects with 3 ends of bridge heap, 2 sections of points of two-way of the bridge heap, connect all the way via electric capacity C1 with 4 ends of the bridge heap, all the way via resistance R1 with sliding electricity Resistance device R fixing end one end connects, and 4 ends of the bridge heap connect with the slide rheostat R fixing end other end.

As shown in Figure 1, shown in Figure 5, in the present embodiment, the key control module is made up of 7 buttons.S0 is in parallel to S7 one end The moved end with single-pole double-throw switch (SPDT) S connects afterwards, and S not moved end one end meets VCC, one end ground connection, the S0-S7 other ends respectively via with Master switch of its corresponding resistance R0-R7 accesses S9, S9 0 end as key control module input switch, S9 1 end to 7 ends As key control module output end.This 7 switch effects be respectively：S1 is adjustment time/alarm clock key, S2 is to press hour Key, S3 be a minute button, S4 for plus, subtract and count that key, S5 are determination key, S6 is switching temperature/frequency and voltage key, S7 are contact Formula stops noisy key.

The heat-sensitive sensor module is by detecting the temperature change in air, by the incoming center of real time temperature initial data Processor module.The remote controller module transmits control signal in using near infrared light of the wavelength between 0.76-1.5um Central processor module, realize contactless only noisy.The clock module is used to produce accurate clock signal.The display module Including OCJM4*8 liquid crystal displays, the digital information transmitted by receiving CPU module, specific picture and text are generated Information is observed for user.The key-press module realizes the selection and switching of various requirement.

The utility model in use, conversion interface module is the passage that CPU module exchanges information with peripheral hardware, its In input port be responsible for being responsible for outwardly from outer reception detection signal, the various on-off models such as keyboard signal, output port Conveying result, display information, control command, drive signal etc. as caused by internal circuit.Frequency test module passes through tune The hysteresis output of whole optocoupler, makes output pulse more regular, is further advantageous to CPU module and calculates correct frequency.Electricity Pressure modular converter realizes that 220V powers, and completes the monitoring function to voltage, and loads software program using single-chip microcomputer to realize A/D is changed, so as to be monitored to under-voltage, over-pressed.Can as central processing unit masterplate, single-chip microcomputer by the use of single-chip microcomputer SPCE061A By heat-sensitive sensor module, clock module, frequency test module, voltage transformation module read Lai data carried out using software Digital-to-analogue conversion, so as to data by change excuse module be output to the functional modules such as display apparatus module complete it is above-mentioned its each Function.

It the above is only and preferred embodiment of the present utility model is described, not by technical side of the present utility model Case limited to this, any known deformation that those skilled in the art are made on the basis of major technique of the present utility model design all belong to In the claimed technology category of the utility model, the specific protection domain of the utility model is recited as with claims It is accurate.

Claims (10)

1. A kind of 1. multifunctional digital master slave system of high stable, it is characterised in that including：CPU module, display module, turn Alias module, remote controller module, frequency test module, heat-sensitive sensor module, clock module, voltage transformation module and button Control module, wherein remote controller module, frequency test module, heat-sensitive sensor module, clock module, voltage transformation module, press Key control module accesses CPU module, and CPU module connects via conversion interface module with display module.
2. 2. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the central processing unit mould Block is specially Lingyang micro-computer SPCE061A.
3. 3. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the conversion interface module Including the various change-over circuits to connect with single-chip microcomputer, the pin 9 of the single-chip microcomputer connects via electric capacity C33 with pin 7, the list The pin 15 of piece machine connects with electric capacity C25, and the pin 23 of the single-chip microcomputer divides three tunnels, accesses electric capacity C24 all the way, all the way access electricity Hold C11 negative poles, access interface 1, the electric capacity C24 other end connect with electric capacity C11 positive pole all the way, the pin 29 of the single-chip microcomputer Divide two-way, connect all the way via transistor Y1 with electric capacity C36 one end, connect all the way via electric capacity C37 with the electric capacity C36 other ends, The pin 36 of the single-chip microcomputer divides two-way, accesses electric capacity C26 all the way, accesses electric capacity C12 negative poles, the electric capacity C26 other end all the way Connect with electric capacity C12 positive pole, the pin 51 and pin 52 of the single-chip microcomputer connect with electric capacity C28 and C29 respectively, electric capacity C28 The other end connect with the electric capacity C29 other end, the pin 75 of the single-chip microcomputer accesses VCC via electric capacity C34.
4. 4. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the frequency test module Including even 4N26 and Schmidt trigger a CD40106, the even 4N26 of the point 1 end minute two-way, all the way via resistance R2 with The upper end of the output end of 220V-7.5V AC transformers connects, and another way connects with diode D1 negative poles, the even 4N26's of point Two-way is divided at 2 ends, connects all the way with the output end lower end of transformer, and another way connects with diode D1 positive poles, the even 4N26 of point 3 ends divide two-way, connect all the way via electric capacity C1 with the Schmidt trigger CD40106 inputs, another way ground connection, it is described The even 4N26 of the point tunnels of 4 Duan Fen tri-, connect via resistance R1 with+5V voltages, all the way via R2 and the Schmidt trigger all the way CD40106 output end connects, and the input with the Schmidt trigger CD40106 connects all the way.
5. 5. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the voltage transformation module Including 220-7.5V AC transformers, Qiao Dui, the output end upper end of the transformer connects with 1 end of bridge heap, the transformer Output end lower end connect with 3 ends of bridge heap, 2 sections of points of two-way of the bridge heap, all the way via 4 ends of electric capacity C1 and the bridge heap Connect, connect all the way via resistance R1 with slide resistor R fixing end one end, 4 ends of the bridge heap are with slide rheostat R's The fixing end other end connects.
6. 6. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the key control module It is made up of 7 buttons, connects after S0 to S7 one end parallel connection with single-pole double-throw switch (SPDT) S moved end, S not moved end one end meets VCC, and one End ground connection, the S0-S7 other ends access S9 via corresponding resistance R0-R7 respectively, and S9 0 end is defeated as key control module Enter the master switch of switch, S9 1 end to 7 ends is as key control module output end；This 7 switch effects be respectively：S1 is Adjustment time/alarm clock key, S2 are a hour button, S3 be a minute button, S4 for plus, subtract count key, S5 be determination key, S6 be switching Temperature/frequency and voltage key, S7 are contact only noisy key.
7. 7. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the heat-sensitive sensor mould Block is passed to CPU module by detecting the temperature change in air, by real time temperature initial data.
8. 8. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the remote controller module profit Near infrared light between being 0.76-1.5um with wavelength transmits control signal to CPU module, realize it is contactless only It is noisy.
9. 9. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the clock module is used for Produce accurate clock signal.
10. 10. the multifunctional digital master slave system of high stable according to claim 1, it is characterised in that the display module bag OCJM4*8 liquid crystal displays are included, the digital information transmitted by receiving CPU module, generate specific picture and text letter Breath is observed for user.