CN106779012B - The two-way application method and its circuit of buzzer on card - Google Patents
The two-way application method and its circuit of buzzer on card Download PDFInfo
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- CN106779012B CN106779012B CN201611172731.XA CN201611172731A CN106779012B CN 106779012 B CN106779012 B CN 106779012B CN 201611172731 A CN201611172731 A CN 201611172731A CN 106779012 B CN106779012 B CN 106779012B
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- Prior art keywords
- buzzer
- control chip
- operating circuit
- work
- circuit
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0716—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips at least one of the integrated circuit chips comprising a sensor or an interface to a sensor
- G06K19/0717—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips at least one of the integrated circuit chips comprising a sensor or an interface to a sensor the sensor being capable of sensing environmental conditions such as temperature history or pressure
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07701—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction
- G06K19/07711—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction the interface being an audio interface
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Control By Computers (AREA)
- Audible And Visible Signals (AREA)
Abstract
A kind of two-way application method and its circuit of the buzzer on card, wherein application method；Before operating circuit is started to work, chip is controlled to receive after the enabling signal that buzzer generates, operating circuit work is controlled according to the operating mode of setting, and controls chip and closes the function of receiving enabling signal, control chip starts the function of sending buzzerphone to buzzer；After the completion of work, one predetermined time of delay, control chip controls operating circuit stops working, and control chip starting receives the function of enabling signal, and the function of closing transmission buzzerphone is repeated the above process when needing operating circuit to work again.Due to using buzzer and control chip in the present invention, before operating circuit is started to work, buzzer role is equivalent to control switch；When operating circuit works, buzzer plays buzzing, has many advantages, such as that structure is simple, number of electronic components is few, at low cost, easy to use, long service life, high reliablity and card are thin.
Description
Technical field
The present invention relates to product technical field is screwed on, more particularly, to a kind of two-way application method of buzzer on card
And its circuit.
Background technique
In existing life, people have invented the card of many different function according to actual needs, according to different function
Can, these cards are divided into test card and information reads card.Test card mainly detects the various data that sensor acquires,
It is for reading the information in card that information, which reads card, and fiscard is one kind that information reads card.
Which kind of either above-mentioned card, existing card seldom has the function of making a sound, even if having, can issue sound
The card of sound is also few in the extreme.The reason is that must just be provided with buzzer and control on card to make a sound card
System switch, which not only adds production costs, and buzzer and control switch are once provided on card, due to existing
Buzzer and control switch are installed simultaneously without place on some cards, therefore also need to increase the volume of card.Due to control
The service life of switch is limited, when long-time in use, control switch will deform, so that the function of switch is lost, this
Sample increases the failure of card, while also reducing the reliability of card.Buzzer is arrived since following card can all use
And control switch, therefore, this is a urgent need technical problems to be solved.
Summary of the invention
In order to overcome the above problem, the present invention provides a kind of two-way application method of buzzer on card to society.
The present invention also to society provide a kind of simple structure, at low cost, long service life and high reliablity on card
The two-way of buzzer uses circuit.
A kind of technical solution of the invention is: providing a kind of two-way application method of buzzer on card, operating circuit
In be equipped with a buzzer, the work step of the operating circuit is as follows:
Step 1: the control chip in the operating circuit, which receives, comes from the bee before the operating circuit is started to work
It rings after the enabling signal that device generates, the operating mode of the operating circuit is controlled according to enabling signal, the control chip will connect
The function of receiving enabling signal is closed, and the control chip starts the function that buzzerphone is sent to the buzzer；
Step 2: being delayed a predetermined time after the completion of operating circuit work, the control chip, which is closed, sends bee
It rings the function of signal, operating circuit described in the control chip controls stops working, and the control chip starting, which receives to start, to be believed
Number function；
When needing the operating circuit to work again, the above-mentioned first step and second step are repeated.
As improvement of the present invention, the buzzer is connect by the first signal path with the control chip signal,
According to the working condition of the operating circuit, the control chip by first signal path to the enabling signal of input or
The buzzerphone of output switches over.
As improvement of the present invention, the buzzer passes through second signal channel, third signal path and the control
Chip signal connection, according to the working condition of the operating circuit, second signal channel inputs enabling signal, the third signal
Channel exports buzzerphone.
As improvement of the present invention, the control chip is according to time for continuously receiving enabling signal in the given time
Number, accordingly to select the operating mode of the operating circuit.
Another technical solution of the invention is: providing a kind of the two-way using circuit, including work of the buzzer on card
Make circuit, a buzzer and control chip are provided in the operating circuit, the buzzer and the control chip are electrical
Connection, the work step of the operating circuit are as follows:
Step 1: the control chip in the operating circuit, which receives, comes from the bee before the operating circuit is started to work
It rings after the enabling signal that device generates, the operating mode of the operating circuit is controlled according to enabling signal, the control chip will connect
The function of receiving enabling signal is closed, and the control chip starts the function that buzzerphone is sent to the buzzer；
Step 2: being delayed a predetermined time after the completion of operating circuit work, the control chip, which is closed, sends bee
It rings the function of signal, operating circuit described in the control chip controls stops working, and the control chip starting, which receives to start, to be believed
Number function；
When needing the operating circuit to work again, the above-mentioned first step and second step are repeated.
As improvement of the present invention, the first welding with the control chip respectively of two welding ends of the buzzer
Foot and second welding foot are electrically connected, and according to the working condition of the operating circuit, the control chip passes through described the
One welding foot switches over the enabling signal of input or the buzzerphone of output.
It further include rectification circuit as improvement of the present invention, first welding foot passes through the rectification circuit and institute
State buzzer electric connection.
As improvement of the present invention, the third of one of welding ends of the buzzer and the control chip is welded
Foot is electrically connected, and the 4th welding foot, the 5th welding foot of another welding ends of the buzzer and the control chip are electrical
Connection, according to the working condition of the operating circuit, the control chip receives enabling signal, institute by the 4th welding foot
It states control chip and buzzerphone is sent by the 5th welding foot.
It further include a diode as improvement of the present invention, another welding ends of the buzzer passes through described two
Pole pipe and the 4th welding foot are electrically connected, and another welding ends of the buzzer directly with the 5th welding foot
It is electrically connected.
As improvement of the present invention, the control chip is according to time for continuously receiving enabling signal in the given time
Number, accordingly to select the operating mode of the operating circuit.
As improvement of the present invention, the operating circuit further includes battery and memory module, the battery and described is deposited
Module is stored up to be electrically connected with the control chip respectively.
Due to using buzzer and control chip, before operating circuit is started to work, work that buzzer rises in the present invention
With control switch is equivalent to, buzzer sends enabling signal and gives control chip, control chip controls operating circuit work；Work electricity
When road works, buzzer has lost the effect of control switch, and mainly plays buzzing, and controls chip and send bee
Signal ring to buzzer, this circuit compared with prior art, has saved control switch, does not need the volume for increasing card, tool
Have the advantages that structure is simple, number of electronic components is few, at low cost, easy to use, long service life, high reliablity and card are thin.
Detailed description of the invention
Fig. 1 is a kind of circuit theory block diagram of embodiment of the invention.
Fig. 2 is the circuit theory block diagram of another embodiment of the invention.
Fig. 3 is the circuit theory block diagram of the third embodiment of the invention.
Wherein: 1. control chips；11. the first welding foot；12. the second welding foot；13. third welding foot；14. the 4th welding
Foot；15. the 5th welding foot；16. diode；2. buzzer；3. memory module；4. display module；6. operating circuit；7. rectified current
Road.
Specific embodiment
In the description of the present invention, it is to be understood that, "center" in term, "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of instructions such as " right sides " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing this hair
Bright and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation
Construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only,
It is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " connects
Connect ", " connected " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to dismantling connection, or be integrally connected；It can be with
It is mechanical connection, is also possible to be electrically connected；It can be directly connected, be also possible to indirectly connected through an intermediary, can be
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
The concrete meaning of invention.
The present invention provides a kind of two-way application method of buzzer on card, is equipped with a buzzer in operating circuit,
The work step of the operating circuit is as follows:
Step 1: the control chip in the operating circuit, which receives, comes from the bee before the operating circuit is started to work
It rings after the enabling signal that device generates, the operating mode of the operating circuit is controlled according to enabling signal, the control chip will connect
The function of receiving enabling signal is closed, and the control chip starts the function that buzzerphone is sent to the buzzer；
Step 2: being delayed a predetermined time after the completion of operating circuit work, the control chip, which is closed, sends bee
It rings the function of signal, operating circuit described in the control chip controls stops working, and the control chip starting, which receives to start, to be believed
Number function；
When needing the operating circuit to work again, the above-mentioned first step and second step are repeated.
In this method, including two kinds of signal mode of movement, the first signal mode of movement are, the buzzer passes through first
Signal path is connect with the control chip signal；Second of signal mode of movement is that the buzzer is logical by second signal
Road, third signal path are connect with the control chip signal.
In the first signal mode of movement, the buzzer is connected by the first signal path and the control chip signal
It connects, according to the working condition of the operating circuit, the control chip is believed by starting of first signal path to input
Number or output buzzerphone switch over.That is, before the operating circuit is started to work or when stopping working, institute
It states control chip to switch to first signal path and merely enter (reception) enabling signal, buzzerphone cannot be sent；Institute
When stating operating circuit work, first signal path is switched to and only sends buzzerphone by the control chip, cannot be received
Enabling signal.In the first signal mode of movement, it can also be provided with rectification circuit in first signal path, it is described
The effect of rectification circuit is, when first signal path inputs enabling signal, then first signal path cannot be defeated
Electric signal out；When first signal path sends buzzerphone, then first signal path cannot input electrical signal.
In second of signal mode of movement, the buzzer by second signal channel, third signal path with it is described
Chip signal connection is controlled, according to the working condition of the operating circuit, second signal channel inputs enabling signal, the third
Signal path exports buzzerphone.That is, before the operating circuit is started to work or when stopping working, the control
Chip cannot send buzzerphone by the third signal path by the second signal channel reception enabling signal；
In operating circuit work, the control chip sends buzzerphone by the third signal path, and cannot pass through
The second signal channel reception enabling signal.
In this method, the battery in the operating circuit provides electric energy for it, when the operating circuit works, the control
Chip controls the working condition of the buzzer in the operating circuit, or control institute according to the operating mode that user selects
State the working condition of the display module in operating circuit.Memory module is provided in the operating circuit, the operating circuit can
To use as release (such as bank card) or test card, the operating circuit further includes data obtaining module, the information
It obtains module and the control chip is electrically connected.
When the operating circuit as release in use, the data obtaining module is information reading module, data are deposited
In the memory module, the data obtaining module can be magnetic stripe or chip for storage.When the operating circuit is as test
For card in use, the data obtaining module is sensor, the sensor is used for temperature collection, ultraviolet light, pulse and/or step counting
Data etc..The either described operating circuit is used as release, or is used as test card, when the control chip connects
When receiving the data of the data obtaining module transmission, the control chip handles the data received, then sends
Buzzerphone gives the buzzer, so that the buzzer is issued buzzing, or be sent to the display module and shown.
In this method, as switch use it is the prior art by the buzzer, is no longer used for herein and structure
Explanation is explained in detail in principle, and the buzzer can use piezoelectric buzzer.The control chip receives starting
After signal, the control chip is in running order, that is to say, that becomes working condition from dormant state.It is mentioned here to stop
Dormancy state refers to that the control chip closes the function of sending buzzerphone, and operating circuit described in the control chip controls stops
It only works, the control chip starting receives the function of enabling signal.
In this method, after the completion of operating circuit work, i.e., the described display module and/or the buzzer complete work
It after work, is delayed a predetermined time, about the predetermined time, can be 3 seconds, 5 seconds or 10 seconds etc. after starting, the specific time is not
It is confined to this, the above-mentioned time is merely illustrative, and the specific predetermined time can be configured according to actual needs.
In this method, the control chip is according to the number for continuously receiving enabling signal in the given time, to correspond to
Ground selects the operating mode of the operating circuit.That is, in the given time, applying the number of external force to the buzzer
Difference, then the operating mode of the operating circuit is different.I.e. in the given time, by applying external force to the buzzer
Number, to select the operating mode of the operating circuit.It is mentioned here outer to buzzer application in the given time
The number of power can be and apply 1 time or 2 external force to the buzzer in 1 second.Working mould about the operating circuit
Formula, predetermined time, and the operating mode of the corresponding operating circuit of number to buzzer application external force, these numbers
According to being all to be configured according to the actual situation, no longer it is illustrated herein.
In this method, it should be noted that there are many kinds of the modes for applying external force to the buzzer.The first, directly
Apply external force to the buzzer.Second, external force is applied to the card for being provided with the operating circuit, precisely, is only needed
To apply an elastic force to card, i.e., with finger bullet card, card is by generation vibration after elastic force to make the buzzer connect
By external force.In order to which the sensitivity for making the buzzer receive external force is higher, a cavity, the buzzing are provided on card
Device is arranged in the cavity, and a thin slice is provided on the position of the correspondence buzzer, this thin slice has elasticity, only
Want card by elastic force after, elastic force will make thin slice move up and down, and the thin slice of up and down motion will apply one to the buzzer
A external force, to make the buzzer output enabling signal.In this method, why a buzzer is used, and not had
Have using two buzzers, the reason is that, first is that production cost is increased, second is that due to the finite volume of card, Bu Neng
Two buzzers are set on card.
In this method, in order to make it easy to understand, being illustrated by taking temperature acquisition card as an example below.There are two works for temperature acquisition card
Operation mode.Operating mode one does not measure Current Temperatures, only shows or remind the temperature value of the last measurement；Operating mode
Two, measure current temperature value.Apply 1 external force to the buzzer in 1 second, then what is selected is operating mode one；In 1 second
Apply 2 external force to the buzzer, then what is selected is operating mode two.
After the buzzer received 1 external force in 1 second, enabling signal, the control are conveyed to the control chip
Coremaking piece controls the work of the operating circuit according to enabling signal, and the operating mode of the operating circuit is operating mode one,
The temperature value of the last measurement of display module display, and the control chip gives the buzzer according to actual needs
Buzzerphone is conveyed, buzzerphone controls the buzzer and makes a sound.
After giving the buzzer to apply 2 external force in 1 second, enabling signal, the control are conveyed to the control chip
Coremaking piece controls the work of the operating circuit according to enabling signal, and the operating mode of the operating circuit is operating mode two,
The current temperature value of the sensor acquisition is simultaneously transferred to the control chip, the temperature value of the display module display measurement,
And the control chip gives the buzzer conveying buzzerphone according to actual needs, and buzzerphone controls the buzzer hair
Sound out.
In this method, the two-way use of the buzzer is primarily referred to as, when needing operating circuit work, to described
Buzzer applies an active force, i.e., the described buzzer is by an external force.The buzzer gives control chip conveying starting
Signal, the control chip control the work of the display module and the buzzer according to enabling signal；When the control core
When piece does not meet the related data in the memory module by the data that the data obtaining module obtains, the control chip
Buzzerphone is conveyed to the buzzer, buzzerphone controls the buzzer and makes a sound.That is, the buzzing described first
Device exports enabling signal to the control chip, to keep the operating circuit in running order；Then during the work time,
The control chip can issue buzzerphone to the buzzer, so that the buzzer be made to work, thereby realize described
The two-way use of buzzer.Due to using the two-way use of the buzzer, the electronic component of card is saved, its knot is made
Structure is simple, reduces costs, and makes the long service life of entire card.
Referring to Figure 1, Fig. 1 it is revealed be a kind of buzzer on card a kind of two-way embodiment using circuit
Frame principle figure, including operating circuit 6 are provided with a buzzer 2 and control chip 1, the buzzing in the operating circuit 6
Device 2 and the control chip 1 are electrically connected, and the work step of the operating circuit 6 is as follows:
Step 1: before the operating circuit 6 is started to work, what control chip 1 reception was generated from the buzzer 2
After enabling signal, the operating mode of the operating circuit 6 is controlled according to enabling signal, the control chip 1 will receive starting letter
Number function close, it is described control chip 1 will to the buzzer 2 send buzzerphone function starting；
Step 2: being delayed a predetermined time after the completion of operating circuit 6 work, the control chip 1, which is closed, to be sent
The function of buzzerphone, the control chip 1 control the operating circuit 6 and stop working, and the starting of control chip 1, which receives, opens
The function of dynamic signal；
When needing the operating circuit 6 to work again, the above-mentioned first step and second step are repeated.
In the present embodiment, two welding ends of the buzzer 2 respectively with it is described control chip 1 the first welding foot 11 and
Second welding foot 12 is electrically connected, and according to the working condition of the operating circuit 6, the control chip 1 passes through described the
One welding foot 11 receives enabling signal or sends buzzerphone, that is to say, that the control chip 1 passes through first welding foot
11 pairs of enabling signals inputted or the buzzerphone of output switch over.First welding foot 11, the buzzer 2 and described
Second welding foot 12 forms the first signal path, that is to say, that the buzzer 2 passes through first signal path and the control
The connection of 1 signal of coremaking piece, according to the working condition of the operating circuit 6, the control chip 1 is defeated to first signal path
The buzzerphone of the enabling signal or output that enter switches over.That is, before the operating circuit 6 is started to work or stopping
When only working, first signal path is switched to and only receives enabling signal by the control chip 1, cannot send buzzing letter
Number, i.e., described first welding foot 11 receives enabling signal, and control chip 1 starting receives the function of enabling signal；Described
When operating circuit 6 works, the control chip 1, which switches to first signal path, can only send buzzerphone, Bu Nengjie
Enabling signal is received, i.e., described first welding foot 11 sends buzzerphone, and control chip 1 starting sends the function of buzzerphone
Energy.
In the present embodiment, the operating circuit 6 further includes battery (not drawing), display module 4 and memory module 3, is needed
Illustrating, the display module 4 can be wanted, it is also not necessary to, that is to say, that it in the operating circuit 6 having is not have
There is the display module 4, and have the display module 4 in the display circuit 6 having, if needs using described aobvious
Show that module 4 also needs to be selected according to the actual situation.In the present embodiment, it needs using the display module 4.The electricity
Pond, the display module 4 and the memory module 3 are electrically connected with the control chip 1 respectively.The operating circuit 6 works
When, the working condition of buzzer 2 described in the control operating circuit 6 according to the operating mode control that user selects of chip 1,
Or in the control operating circuit 6 the working condition for stating display module 4.
In the present embodiment, the operating circuit 6 can be used as release (such as bank card) or test card uses, the work
Making circuit 6 further includes data obtaining module (not drawing), and the data obtaining module and the control chip 1 are electrically connected.
When the operating circuit 6 is used as release in use, the data obtaining module is information reading module, data are deposited
In the memory module 3, the data obtaining module can be magnetic stripe or chip for storage.When the operating circuit 6 is as survey
For examination card in use, the data obtaining module is sensor, the sensor includes temperature sensor, ultraviolet light transducer, arteries and veins
It fights sensor and/or step-counting sensor etc., the sensor is used for temperature collection, ultraviolet light, pulse and/or step counting data.
The either described operating circuit 6 is used as release, or is used as test card, when the control chip 1 receives institute
When stating the data of data obtaining module transmission, the control chip 1 handles the data received, then sends buzzing letter
Number the buzzer 2 is given, so that the buzzer 2 is issued buzzing, or be sent to the display module 4 and shown.
In the present embodiment, the battery is hull cell.The display module 4 is display screen or/and several LED light.Institute
Stating display screen is LED display, LCD display or e-inks display screen.Several LED light are designed to matrix arrangement,
Wherein, several LED can be designed for the row of the column and display hundreds of the number of 0-9 to decimal place, ranks
Corresponding display specific number, in this way, related content can be shown, when such as surveying body temperature, if human body temperature is 37.2, at ten
2nd column LED light of the 3rd opposite LED light, the 7th column LED light of units and the decimal place arranged of number is bright, means that it is 37.2.
Several LED light can also line up two rows, and wherein first row LED light is to show tens and units, and second
It arranges LED light and shows decimal place, when test to human body temperature is 37.2, first row LED light is bright corresponding to 37 degree of LED light,
Its second row LED light is bright corresponding to 0.2 degree of LED light, and this display structure is more simple and clear.It is additionally provided in the test card
Personage's head portrait (or cartoon animals picture), corresponds to personage's head portrait in test card or cartoon animals picture is equipped with color LED lamp, such as red
Color, when detecting that human body temperature is higher, face can occur for the forehead of personage's head portrait or cartoon animals picture in test card or face
Color change, for example, it is red, people are at this moment prompted, the hyperpyrexia of tested person, as temperature increases, color change is deeper.
In the present embodiment, it should be noted that by the buzzer 2 as switch use be the prior art, herein not
It is used for that explanation is explained in detail with structural principle again, the buzzer 2 can use piezoelectric buzzer.The control
After coremaking piece 1 receives enabling signal, the control chip 1 is in running order, that is to say, that becomes work from dormant state
State.That is, becoming working condition from dormant state.Dormant state mentioned here refers to that the control chip 1 is closed
The function of buzzerphone is sent, the control chip 1 controls the operating circuit 6 and stops working, and the starting of control chip 1 connects
Receive the function of enabling signal.
In the present embodiment, after the completion of the operating circuit 6 work, i.e., the described display module 4 and/or the buzzer 2
It after completing work, is delayed a predetermined time, about the predetermined time, can be 3 seconds, 5 seconds or 10 seconds etc. after starting, when specific
Between be not limited thereto, the above-mentioned time is merely illustrative, and the specific predetermined time can be set according to actual needs
It sets.It should be noted that the operating circuit 6 is arranged on card body.
In the present embodiment, the control chip 1 comes pair according to the number for continuously receiving enabling signal in the given time
Select the operating mode of the operating circuit 6 with answering.That is, in the given time, applying external force to the buzzer 2
Number is different, then the operating mode of the operating circuit 6 is different.I.e. in the given time, by being applied to the buzzer 2
Add the number of external force, to select the operating mode of the operating circuit 6.It is mentioned here to give the buzzer in the given time
2 apply the number of external force, can be and apply 1 time or 2 external force to the buzzer 2 in 1 second.About the operating circuit 6
Operating mode, the predetermined time, and to the buzzer 2 apply external force the corresponding operating circuit 6 of number work
Mode, these data are all to be configured according to the actual situation, are no longer illustrated herein.
In the present embodiment, it should be noted that there are many kinds of the modes for applying external force to the buzzer 2.The first, directly
It connects and applies external force to the buzzer 2.Second, external force is applied to the card for being provided with the operating circuit 6, precisely,
Only need to apply an elastic force to card, card is by generation vibration after elastic force to make the buzzer 2 receive external force.For
The sensitivity for making the buzzer 2 receive external force is higher, and cavity is provided on card, and the setting of buzzer 2 exists
In the cavity, and it is provided with a thin slice on the position of the correspondence buzzer 2, this thin slice has elasticity, as long as card
After elastic force, elastic force will make thin slice move up and down, and the thin slice of up and down motion will apply outside one to the buzzer 2
Power, so that the buzzer 2 be made to export enabling signal.In this method, why a buzzer 2 is used, without
Using two buzzers 2, the reason is that, first is that production cost is increased, second is that due to the finite volume of card, it cannot be in card
Two buzzers 2 are arranged on piece.
In the present embodiment, in order to make it easy to understand, being illustrated by taking temperature acquisition card as an example below.There are two temperature acquisition cards
Operating mode.Operating mode one does not measure Current Temperatures, only shows or remind the temperature value of the last measurement；Working mould
Formula two measures current temperature value.Apply 1 external force to the buzzer 2 in 1 second, then what is selected is operating mode one；1
Apply 2 external force to the buzzer 2 in second, then what is selected is operating mode two.
After the buzzer 2 received 1 external force in 1 second, enabling signal is conveyed to the control chip 1, it is described
Control chip 1 controls the work of the operating circuit 6 according to enabling signal, and the operating mode of the operating circuit 6 is Working mould
Formula one, the display module 4 shows the temperature value of the last measurement, and the control chip 1 gives institute according to actual needs
It states buzzer 2 and conveys buzzerphone, buzzerphone controls the buzzer 2 and makes a sound.
After giving the buzzer 2 to apply 2 external force in 1 second, enabling signal is conveyed to the control chip 1, it is described
Control chip 1 controls the work of the operating circuit 6 according to enabling signal, and the operating mode of the operating circuit 6 is Working mould
Formula two, the current temperature value of the sensor acquisition are simultaneously transferred to the control chip 1, the display of display module 4 measurement
Temperature value, and the control chip 1 conveys buzzerphone to the buzzer 2 according to actual needs, and buzzerphone controls institute
Buzzer 2 is stated to make a sound.
In the present embodiment, the two-way use of the buzzer 2 is primarily referred to as, and when needing the operating circuit 6 work, is given
The buzzer 2 applies an active force, i.e., the described buzzer 2 is by an external force.The buzzer 2 gives the control chip 1
Enabling signal is conveyed, the control chip 1 controls the work of the display module 4 and the buzzer 2；When the control chip
1 when not meeting the related data in the memory module 3 by the data that the data obtaining module obtains, the control chip
1 conveys buzzerphone to the buzzer 2, and buzzerphone controls the buzzer 2 and makes a sound.That is, described first
Buzzer 2 exports enabling signal to the control chip 1, to keep the operating circuit 6 in running order；Then it is working
In the process, the control chip 1 can issue buzzerphone to the buzzer 2, to make the buzzer 2 work, thus
Realize the two-way use of the buzzer 2.Due to using the two-way use of the buzzer 2, the electronics of card has been saved
Component keeps its structure simple, reduces costs, and makes the long service life of entire card.
Refer to Fig. 2, it is a kind of two-way another embodiment using circuit of buzzer on card that Fig. 2 is revealed
Frame principle figure, it also includes data obtaining module that the structure supplemented in structure and Fig. 1 and above content is essentially identical
(not drawing), is no longer repeated herein, and detailed content is referring to Figure 1 and above content.Difference is: further including rectified current
Road 7, first welding foot 11 are electrically connected by the rectification circuit 7 with the buzzer 2.It is i.e. logical in first signal
Rectification circuit 7 is provided on road, the effect of the rectification circuit 7 is, when first signal path input enabling signal, then
First signal path cannot export electric signal；When first signal path sends buzzerphone, then described first
Signal path cannot input electrical signal.
Refer to Fig. 3, it is a kind of two-way the third embodiment using circuit of buzzer on card that Fig. 3 is revealed
Frame principle figure, it also includes data obtaining module that the structure supplemented in structure and Fig. 1 and above content is essentially identical
(not drawing), is no longer repeated herein, and detailed content is referring to Figure 1 and above content.Difference is: the buzzer 2
One of welding ends and it is described control chip 1 third welding foot 13 be electrically connected, the buzzer 2 another welding
End and the 4th welding foot 14, the 5th welding foot 15 of the control chip 1 are electrically connected, according to the work of the operating circuit 6
State, the control chip 1 receive enabling signal by the 4th welding foot 14, and the control chip 1 passes through the described 5th
Welding foot 15 sends buzzerphone.
It further include a diode 16 in the present embodiment, another welding ends of the buzzer 2 passes through the diode 16
It is electrically connected with the 4th welding foot 14, and 15 electricity of another welding ends of the buzzer 2 and the 5th welding foot
Property connection.The third welding foot 13, the buzzer 2, the diode 16 and the 4th welding foot 14 form the second letter
Number channel, the third welding foot 13, the buzzer 2 and the 5th welding foot 15 form third signal path.
In the present embodiment, the buzzer 2 is believed by second signal channel, third signal path and the control chip 1
Number connection, according to the working condition of the operating circuit 6, second signal channel conveys enabling signal, the third signal path
Convey buzzerphone.That is, the control chip 1 is logical before the operating circuit 6 is started to work or when stopping working
It crosses the second signal channel reception enabling signal, and buzzerphone cannot be sent by the third signal path, i.e., it is described
4th welding foot 14 receives enabling signal, and the 5th welding foot 15 does not send buzzerphone；It works in the operating circuit 6
When, the control chip 1 sends buzzerphone by the third signal path, and cannot be connect by the second signal channel
Enabling signal is received, i.e., described 5th welding foot 15 sends buzzerphone, and the 4th welding foot 14 does not receive enabling signal.
Due to using the buzzer 2 and the control chip 1 in the present invention, before the operating circuit 6 is started to work,
2 role of buzzer is equivalent to control switch, and the buzzer 2 sends enabling signal to the control chip 1, institute
It states control chip 1 and controls the work of operating circuit 6；When the operating circuit 6 works, the buzzer 2 has lost control
The effect for making switch, and mainly plays buzzing, and the control chip 1 transmission buzzerphone is to the buzzer 2, this
Kind circuit compared with prior art, has saved control switch, with structure is simple, number of electronic components is few, at low cost, user
Just, long service life, the advantages that high reliablity and card are thin.
It should be noted that explaining in detail for the respective embodiments described above, purpose, which is only that, solves the present invention
It releases, in order to be able to preferably explain the present invention, still, these descriptions cannot be with any explanation at being to limit of the invention
System, in particular, each feature described in various embodiments can also mutual any combination, to form other implementations
Mode, in addition to there is clearly opposite description, these features should be understood to can be applied in any one embodiment, and simultaneously
It is not only limited to described embodiment.
Claims (10)
1. a kind of two-way application method of the buzzer on card, a buzzer is equipped in operating circuit, which is characterized in that described
The work step of operating circuit is as follows:
Step 1: the control chip in the operating circuit, which receives, comes from the buzzer before the operating circuit is started to work
After the enabling signal of generation, the operating mode of the operating circuit is controlled according to enabling signal, the control chip opens reception
The function of dynamic signal is closed, and the control chip starts the function that buzzerphone is sent to the buzzer；
Step 2: being delayed a predetermined time after the completion of operating circuit work, the control chip, which is closed, sends buzzing letter
Number function, operating circuit described in the control chip controls stops working, and the control chip starting receives enabling signal
Function；
When needing the operating circuit to work again, the above-mentioned first step and second step are repeated.
2. the two-way application method of the buzzer according to claim 1 on card, it is characterised in that: the buzzer is logical
The first signal path is crossed to connect with the control chip signal, according to the working condition of the operating circuit, the control chip
The enabling signal of input or the buzzerphone of output are switched over by first signal path.
3. the two-way application method of the buzzer according to claim 1 on card, it is characterised in that: the buzzer is logical
Cross second signal channel, third signal path is connect with the control chip signal, according to the working condition of the operating circuit,
Second signal channel inputs enabling signal, and the third signal path exports buzzerphone.
4. the two-way application method of the buzzer according to claim 1 or 2 or 3 on card, it is characterised in that: the control
Coremaking piece is according to the number for continuously receiving enabling signal in the given time, accordingly to select the work of the operating circuit
Mode.
5. a kind of the two-way of buzzer on card uses circuit, including operating circuit, it is characterised in that: in the operating circuit
It is provided with a buzzer and control chip, the buzzer and the control chip are electrically connected, the work of the operating circuit
Steps are as follows for work:
Step 1: the control chip in the operating circuit, which receives, comes from the buzzer before the operating circuit is started to work
After the enabling signal of generation, the operating mode of the operating circuit is controlled according to enabling signal, the control chip opens reception
The function of dynamic signal is closed, and the control chip starts the function that buzzerphone is sent to the buzzer；
Step 2: being delayed a predetermined time after the completion of operating circuit work, the control chip, which is closed, sends buzzing letter
Number function, operating circuit described in the control chip controls stops working, and the control chip starting receives enabling signal
Function；
When needing the operating circuit to work again, the above-mentioned first step and second step are repeated.
6. the two-way of the buzzer according to claim 5 on card uses circuit, it is characterised in that: the buzzer
Two welding ends are electrically connected with the first welding foot of the control chip and the second welding foot respectively, according to the operating circuit
Working condition, buzzerphone progress of the control chip by first welding foot to the enabling signal of input or output
Switching.
7. the two-way of the buzzer according to claim 6 on card uses circuit, it is characterised in that: further include rectified current
Road, first welding foot are electrically connected by the rectification circuit and the buzzer.
8. the two-way of the buzzer according to claim 5 on card uses circuit, it is characterised in that: the buzzer
The third welding foot of one of welding ends and the control chip is electrically connected, another welding ends of the buzzer and institute
The 4th welding foot, the electric connection of the 5th welding foot for stating control chip, according to the working condition of the operating circuit, the control
Chip receives enabling signal by the 4th welding foot, and the control chip, which sends buzzing by the 5th welding foot, to be believed
Number.
9. the two-way of the buzzer according to claim 8 on card uses circuit, which is characterized in that further include: one or two
Another welding ends of pole pipe, the buzzer is electrically connected by the diode and the 4th welding foot, and described
Another welding ends of buzzer is directly electrically connected with the 5th welding foot.
10. the two-way of buzzer uses circuit on card according to claim 5 or 6 or 8, it is characterised in that: described
Chip is controlled according to the number for continuously receiving enabling signal in the given time, accordingly to select the operating circuit
Operating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611172731.XA CN106779012B (en) | 2016-12-18 | 2016-12-18 | The two-way application method and its circuit of buzzer on card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611172731.XA CN106779012B (en) | 2016-12-18 | 2016-12-18 | The two-way application method and its circuit of buzzer on card |
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| CN106779012A CN106779012A (en) | 2017-05-31 |
| CN106779012B true CN106779012B (en) | 2019-05-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2379841Y (en) * | 1999-05-21 | 2000-05-24 | 邬义文 | Anti-theft alarming card |
| EP1945849B1 (en) * | 2005-10-25 | 2011-10-12 | Arcelik Anonim Sirketi | A dryer |
| CN101769803B (en) * | 2010-01-21 | 2013-04-24 | 华为终端有限公司 | Method for prompting user and data card |
| CN204926137U (en) * | 2015-09-23 | 2015-12-30 | 惠州维仲电子科技有限公司 | IC entrance guard's card reader |
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