CN207182026U - A kind of intelligent switch machine control circuit and the electronic equipment comprising the circuit - Google Patents
A kind of intelligent switch machine control circuit and the electronic equipment comprising the circuit Download PDFInfo
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- CN207182026U CN207182026U CN201721098223.1U CN201721098223U CN207182026U CN 207182026 U CN207182026 U CN 207182026U CN 201721098223 U CN201721098223 U CN 201721098223U CN 207182026 U CN207182026 U CN 207182026U
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Abstract
It the utility model is related to and a kind of intelligent switch machine control circuit is provided, including power module, switch control module, signal output module, detection module and control module.The output end difference input of connecting valve control module, the first input end of detection module, the first input end of control module of power module；The input of the first output end connection signal output module of switch control module；Second input of the output end connection detection module of signal output module；Second output end of the 3rd input connecting valve control module of detection module, the second input of the output end link control module of detection module；Control module output end connects the input of signal output module.Circuit state is detected by using detection module, realizes the intelligent switch machine control of electronic equipment.
Description
Technical field
It the utility model is related to circuit field, and in particular to a kind of intelligent switch machine control circuit and the electricity comprising the circuit
Sub- equipment.
Background technology
With the development of science and technology, substantial amounts of mobile device is widely used in life, such as mobile phone, tablet personal computer, hand
Microphone etc. is held, this kind of product major part is all to realize switching on and shutting down using mechanical switch.
Touch-switch is a kind of electronic switch, to meet that the condition of operating physical force switchs to switching manipulation pressuring direction during use
Function closure is connected, and is switched and is disconnected when cancelling pressure, and its internal structure is changed by metal clips stress to realize break-make
's.With contact resistance lotus is small, the advantage of accurate operating physical force error, multi-size etc., in electronic equipment and household electrical appliances
Etc. be widely used, be the regeneration product of tradition machinery key switch, there is the advantage that traditional switch is incomparable,
It is very popular at present.
Utility model content
The utility model provides a kind of intelligent switching control circuit, including power module, switch control module, signal output
Module, detection module and control module, input, the detection module of the output end difference connecting valve control module of power module
First input end, the first input end of control module；The first output end connection signal output module of switch control module
Input；Second input of the output end connection detection module of signal output module；The 3rd input connection of detection module
Second output end of switch control module, the second input of the output end link control module of detection module；Control module is defeated
Go out the input of end connection signal output module.
The switch control module includes switch and diode, one end of the switch and the output end of the power module
Connection, the other end are connected with the positive pole of the diode.
The switch is touch-switch or soft-touch control.
The signal output module includes inductance and low pressure difference linear voltage regulator, one end of inductance and switch control module
First output end connects, and the input of the other end and low pressure difference linear voltage regulator connects；The output end of low pressure difference linear voltage regulator
Export the output signal of the intelligent switch machine control circuit.
The detection module includes controller, and an input of controller and the output end of signal output module connect, control
The second output end connection of another input and switch control module of device processed；The output end of controller and the second of control module
Input connects.
The controller is microprocessor.
The control module includes triode and FET, and an input of triode and the output end of detection module connect
Connect, the output end of triode and the input of FET connect；The input of the output end and signal output module of FET
End connection.
The utility model also provides a kind of electronic equipment, real using intelligent switch machine control circuit described in the utility model
Existing switching on and shutting down.
The electronic equipment is hand-hold electronic equipments.
The beneficial effects of the utility model are, circuit state is detected by using detection module, realizes electronics
The intelligent switch machine control of equipment.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is the circuit block diagram of the intelligent switch machine control circuit 100 of the embodiment of the utility model one；
Fig. 2 is the circuit diagram of the intelligent switch machine control circuit 200 of the embodiment of the utility model one；
Fig. 3 is the workflow diagram of the intelligent switch machine control circuit 200 shown in Fig. 2.
Embodiment
In conjunction with accompanying drawing, preferred embodiment of the present utility model is elaborated.
As shown in figure 1, the intelligent switch machine control circuit 100 of the present embodiment includes power module 101, switch control module
103rd, signal output module 105, detection module 107 and control module 109, switch control module include the first output end out1 and
Second output end out2, detection module include first input end in1, the second input in2 and the 3rd input in3, control mould
Block includes first input end in1 and the second input in2.
The output signal of power module 101 input with switch control module 103, the first of detection module 107 respectively
Input in1, the first input end in1 of control module 109 are connected, wherein, power module 101 is connected with detection module 107, can
Detect whether power module 101 has electricity using detection module 107；The the first output end out1 and signal of switch control module 103
The input of output module 105 is connected；The output end of signal output module 105 and the second input in2 phases of detection module 107
Even；3rd input in3 of detection module 107 is connected with the second output end out2 of switch control module 103, detection module
107 output end is connected with the second input in2 of control module 109；The output end of control module and signal output module 105
Input be connected.In a specific embodiment, power module 101 can use battery powered.
For using electronic equipment of the present utility model, detected by detection module 107 and control control module
109, to realize that the intelligent switch machine of electronic equipment controls.The default setting of switch control module 103 is to open, in electronic equipment
During in off-mode, circuitry not power consumptions.
When electronic equipment is in off-mode, when switch control module 103 is in open mode, signal output module
105 do not have electric current by the way that the output of signal output module 105 is zero, and detection module 107 does not work.At switch control module 103
When closed mode, the electric current of power module 101 exports by switch control module 103 and signal output module 105, detects mould
Second input out2 of block 107 detects the output signal of signal output module 105, and detection module 107 is started working, this
When, detection module 107 detects that switch control module 103 is high level, illustrates that switch control module 103 is closed,
Output end output high level to control module 109, the control module 109 of detection module 107 turns on, the electric current of power module 101
Exported by control module and signal output module, complete start work, now switch control module 103 is opened and nor affects on electricity
The work on road.
When electronic equipment is in open state, when switch control module 103 is closed, the electric current letter of power module 101
It number can be transmitted by switch control module 103 to signal output module 105, detection module 107 and to detect switch control module
103 be high level, and detection module 103 can be delayed after 20ms the state of detection switch control module 103 again, if low level then
It is maloperation, if high level, then it is that long-press does not have releasing orientation to illustrate switch control module 103, shows to perform shutdown
Action, the port output low level that detection module 107 is connected with control module 109, control module 109 are closed, signal output mould
Block 105 is stopped without output, now detection module 107 because no electric current provides, and whole circuit enters holding state, because
It is closed mode for detection module 107, switch control module 103 is open mode, so no current exports, electronic equipment not work
Make, realize standby zero-power-consumption.
In a specific embodiment, the time detected again that is delayed of detection module 103 is unrestricted, can according to the actual requirements,
Properly adjusted, it is preferred that can be delayed 20ms to 1s.
In one embodiment, switch control module 103 may include switch and diode, one end of switch and power module
Output end connection, the positive pole of the other end of switch and diode connects, the negative pole output switch control module 103 of diode
Output signal.The characteristic of diode unilateral conduction can prevent the reverse conducting of circuital current.
In a specific embodiment, the positive pole of diode can simultaneously connection detection module 107, to realize detection module 107
The function whether detection switch control module 103 is closed.
In one embodiment, touch-switch can be selected as the switch in switch control module.Touch-switch passes through light
The break-make of light contact-making switch can controlling switch, i.e., gently press switch connection, unclamps and disconnects, and has contact resistance lotus
The advantage of small, accurate operating physical force error, multi-size etc..
In another embodiment, soft-touch control also can be selected as the switch in switch control module, soft-touch control tool
There is the features such as survivability, highly reliable, high stability, low-power consumption.
In one embodiment, signal output module 105 may include inductance and low pressure difference linear voltage regulator, one end of inductance
It is connected with the output end of switch control module 103, the other end of inductance and the input of low pressure difference linear voltage regulator connect, low pressure
The output end of difference linear constant voltage regulator exports the output signal of the intelligent switch machine control circuit, on the one hand the output signal can be
Connection detection module 107, on the other hand export electric signal and powered with electron equipment.Wherein, inductance can realize stabling current
Effect.In a specific embodiment, other can be selected, there is the device of identical function to replace low pressure difference linear voltage regulator, such as
Electric pressure converter etc., the utility model does not limit.
In one embodiment, detection module 107 may include controller, the input and signal output module of controller
105 output end connection, another input of controller are connected with the second output end of ON-OFF control circuit 103, controller
Another input connects power module 101 to have detected whether electricity suppl, the output end of controller and the second of control module 109
Input connects.In a specific embodiment, the output end of signal output module 105 can be connected to the power end of controller
Mouthful, when signal output module 105 has output signal, controller, which starts, starts working.
In one embodiment, controller of the microprocessor as detection module 107 can be selected, for example, can be selected single
Piece machine, ARM or FPAG etc. have the microprocessor of similar functions as controller.The utility model does not limit detection module institute
The controller type of use.
In one embodiment, control module 109 may include triode and FET, an input and the inspection of triode
Survey the output end connection of module 107, the input of the output end of triode and FET connects, the output end of FET with
The input connection of signal output module 105.After detection module 107, which starts, starts working, detection module 107 can export control
Signal processed is to control module 109, now, the triode ON of control module 109, and and then cause FET conducting, power supply mould
The output signal of block 101 is exported to signal output module 105 by FET.
Wherein, on the one hand triode can be output to control module 109 signal to detection module 107 and be amplified；Separately
On the one hand, because the output voltage of power module 101 is higher, and the voltage that detection module 107 is output to control module 109 is usual
It is relatively low, so triode also acts as the effect of two different voltages of isolation simultaneously.
In a specific embodiment, triode can use NPN type, and FET can use p-type.The utility model does not limit
The type of triode and FET, when use other kinds of triode and FET, only the suitably modified circuit of need is
Function of the present utility model can be achieved.
Fig. 2 is the circuit diagram of the intelligent switch machine control circuit 200 of the embodiment of the utility model one, includes power module
201st, switch control module 203, signal output module 205, detection module 207 and control module 209.Power module 201 is one
Battery unit.
Switch control module 203 includes switch SW1 and diode D1, and the one end for switching SW1 is connected with power module 201,
The switch SW1 other end is connected with diode D1 positive pole, switchs the SW1 other end while connection detection module 207
Power_Det ports, diode D1 negative pole are the output end of switch control module 203.The characteristic of diode unilateral conduction can
To prevent the reverse conducting of circuital current.
Signal output module 205 includes inductance L1 and low pressure difference linear voltage regulator U2, inductance L1 one end connecting valve control
The output end of molding block 203, inductance L1 other end connection low pressure difference linear voltage regulator U2 input, while connect electric capacity
EC1, low pressure difference linear voltage regulator U2 output end output current signal are to detection module 207, while low pressure difference linear voltage regulator
U2 output end connection electric capacity C1.
Detection module 207 is a single-chip microprocessor MCU, the power port VDD connections signal output module 205 of single-chip microprocessor MCU
Output end；The Power_Det ends of the S2A ports connecting valve control module 203 of single-chip microprocessor MCU, with detection switch SW1 shape
State；The Power_Ctl ends of the S1B ports link control module 209 of single-chip microprocessor MCU, to control the state of control module 209；It is single
The Bat_Det ends of piece machine MCU S1A ports connection power module 201, to detect whether power module 201 has electricity suppl.
Control module 209 includes resistance R4, R5, R6, NPN triode Q1 and p-type FET U1, resistance R5 one end with
The Power_ctl connections of the single-chip microcomputer of detection module 207, resistance R5 other end connecting triode Q1 base stage connection, three poles
Pipe Q1 grounded emitter, colelctor electrode connection FET U1 grid, FET U1 drain electrode connection power module 201
Output end, FET U1 source electrode connection signal output module 205 input.
Fig. 3 is the workflow diagram of the intelligent switch machine control circuit 200 shown in Fig. 2.It is right by single-chip microprocessor MCU (U3)
Circuit is detected to realize, switch SW1 button default settings are to open, in off-mode, circuitry not power consumptions.
When circuit is to be in off-mode, and switch SW1 is in open mode, diode D1, inductance L1, low pressure difference linearity
Voltage-stablizer U2 is without electric current by the way that VOUT outputs are zero, and single-chip microprocessor MCU does not work.It is closed when switch SW1 is pressed
When, battery J1 electric current is exported to monolithic by switch SW1, diode D1, inductance L1, low pressure difference linear voltage regulator U2 from VOUT
Machine MCU, single-chip microprocessor MCU are started working, and single-chip microprocessor MCU detects Power_Det when be high level, illustrate that switch SW1 presses place
In closed mode, the Power_Ctl ends output high level of single-chip microprocessor MCU, triode Q1 and FET U1 are turned on, battery J1's
Electric current gives VOUT by FET U1, inductance L1, low pressure difference linear voltage regulator U2, and circuit is completed start work, now pressed
Key unclamps the work for nor affecting on circuit, realizes the intelligence start of electronic equipment.
When circuit is in open state, by lower switch SW1, single-chip microprocessor MCU detects that Power_Det is high level, single
Power_Det state is detected again after piece machine MCU delays 20ms, is then maloperation if low level, if high level, then
Illustrate that it is that long-press does not have releasing orientation to switch SW1, show shutdown action to be performed, single-chip microprocessor MCU sends shutdown command, Power_
Ctl exports low level, and triode Q1, FET U1 are closed, and VOUT is without output, and now single-chip microprocessor MCU without electric current because providing
It is stopped, whole circuit enters holding state, because FET U1 is closed mode, switch SW1 is releasing orientation, so
Whole circuit no current output, complete machine do not work, and realize the Bye-byes of electronic equipment, and realize standby zero power simultaneously
Consumption.
The utility model additionally provides a kind of electronic equipment, and intelligent switch machine control circuit of the present utility model can be used real
Existing switching on and shutting down control.In a specific embodiment, can be a kind of hand-hold electronic equipments, for example, handheld microphone, voting machine,
Electronic teacher pointer etc..By using intelligent switch machine control circuit of the present utility model, mechanical switching on and shutting down processing is avoided.
It should be appreciated that above example is only to illustrate the technical solution of the utility model, it is rather than its limitations, right
For those skilled in the art, the technical scheme described in above-described embodiment can be modified, or to which part skill
Art feature carries out equivalent substitution；And all such modifications and replacement, it should all belong to the protection of the appended claims for the utility model
Scope.
Claims (9)
1. a kind of intelligent switch machine control circuit, it is characterised in that including power module, switch control module, signal output mould
Block, detection module and control module：
The output end of the power module connects the input of the switch control module, the first of the detection module defeated respectively
Enter end, the first input end of the control module；
First output end of the switch control module connects the input of the signal output module；
The output end of the signal output module connects the second input of the detection module；
3rd input of the detection module connects the second output end of the switch control module, the detection module it is defeated
Go out the second input that end connects the control module；
The control module output end connects the input of the signal output module.
2. intelligent switch machine control circuit as claimed in claim 1, it is characterised in that the switch control module includes switch
And diode, one end of the switch are connected with the output end of the power module, the other end of the switch and two pole
The positive pole connection of pipe.
3. intelligent switch machine control circuit as claimed in claim 2, it is characterised in that the switch is touch-switch or touch
Switch.
4. intelligent switch machine control circuit as claimed in claim 1, it is characterised in that the signal output module includes inductance
And low pressure difference linear voltage regulator：
One end of the inductance is connected with the first output end of the switch control module, the other end of the inductance with it is described low
The input connection of pressure difference linear voltage regulator；
The output end of the low pressure difference linear voltage regulator exports the output signal of the intelligent switch machine control circuit.
5. intelligent switch machine control circuit as claimed in claim 1, it is characterised in that the detection module includes controller：
One input of the controller is connected with the output end of the signal output module, another input of the controller
It is connected with the second output end of the switch control module；
The output end of the controller is connected with the second input of the control module.
6. intelligent switch machine control circuit as claimed in claim 5, it is characterised in that the controller is microprocessor.
7. intelligent switch machine control circuit as claimed in claim 1, it is characterised in that the control module include triode and
FET：
One input of the triode is connected with the output end of the detection module, the output end of the triode and the field
The input connection of effect pipe；
The output end of the FET is connected with the input of the signal output module.
8. a kind of electronic equipment, it is characterised in that using the intelligent switch machine control electricity as described in any one of claim 1 to 7
Realize switching on and shutting down in road.
9. electronic equipment as claimed in claim 8, it is characterised in that the electronic equipment is hand-hold electronic equipments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098223.1U CN207182026U (en) | 2017-08-30 | 2017-08-30 | A kind of intelligent switch machine control circuit and the electronic equipment comprising the circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098223.1U CN207182026U (en) | 2017-08-30 | 2017-08-30 | A kind of intelligent switch machine control circuit and the electronic equipment comprising the circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207182026U true CN207182026U (en) | 2018-04-03 |
Family
ID=61739551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721098223.1U Active CN207182026U (en) | 2017-08-30 | 2017-08-30 | A kind of intelligent switch machine control circuit and the electronic equipment comprising the circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207182026U (en) |
-
2017
- 2017-08-30 CN CN201721098223.1U patent/CN207182026U/en active Active
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