CN108563152A - The control circuit and its control method of ASIC integrated circuits, electronic cigarette - Google Patents
The control circuit and its control method of ASIC integrated circuits, electronic cigarette Download PDFInfo
- Publication number
- CN108563152A CN108563152A CN201810562935.7A CN201810562935A CN108563152A CN 108563152 A CN108563152 A CN 108563152A CN 201810562935 A CN201810562935 A CN 201810562935A CN 108563152 A CN108563152 A CN 108563152A
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- China
- Prior art keywords
- circuit
- control
- integrated circuits
- power supply
- asic integrated
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
Abstract
The present invention discloses the control circuit and its control method of a kind of ASIC integrated circuits, electronic cigarette, and ASIC integrated circuits include driving boostrap circuit, electric power management circuit, power-supplying circuit, Sample Logic and logic control circuit；First drive control end of the controlled end and logic control circuit that drive boostrap circuit connects, and driving boostrap circuit is also connect with power-supplying circuit and Sample Logic respectively；Sample Logic is also connect with logic control circuit；The controlled end of power-supplying circuit and the second drive control end of logic control circuit connect, and power-supplying circuit is also connect with electric power management circuit；The controlled end of electric power management circuit and the third drive control end of logic control circuit connect；Driving boostrap circuit, electric power management circuit, power-supplying circuit, Sample Logic and logic control circuit are integrated in chip piece.The present invention solves the problems, such as that low existing electronic cigarette integrated level, poor anti jamming capability and circuit response speed are slow.
Description
Technical field
The present invention relates to technical field of integrated circuits, more particularly to a kind of ASIC integrated circuits, electronic cigarette control circuit
And its control method.
Background technology
Currently, ASIC (Application Specific Integrated Circuit) is dedicated functions as one kind
And the means of integrated design circuit, it has been known to the skilled person, simple with circuit using ASIC design integrated circuit,
Occupancy PCB space is small, reaction speed is fast and effect convenient for secondary installing.
The control circuit of existing electronic cigarette, main circuit structure generally comprise linear power supply chip, controller, lamp
Although control, button interaction, power switch and circuit protection circuit, the control circuit of the electronic cigarette thus formed are widely used in electricity
In the production of sub- cigarette, but the control circuit of electronic cigarette there are the problem of be also non-negligible.The control electricity of existing electronic cigarette
There are following points on road：
(1) circuit structure is complicated, and assembly cost is higher.And occupy more PCB space；
(2) it when working, poor anti jamming capability and is not easy to debug.
Invention content
The main object of the present invention is to propose a kind of ASIC integrated circuits, it is intended to solve the control circuit of existing electronic cigarette
The excessively complicated problem of circuit structure.
To achieve the above object, the present invention proposes a kind of ASIC integrated circuits, including driving boostrap circuit, power management electricity
Road, power-supplying circuit, Sample Logic and logic control circuit；The controlled end of the driving boostrap circuit is patrolled with described
The first drive control end connection of volume control circuit, the driving boostrap circuit also respectively with the power-supplying circuit and institute
State Sample Logic connection；The Sample Logic is also connect with the logic control circuit；The power-supplying circuit
Controlled end connect with the second drive control end of the logic control circuit, the power-supplying circuit also with the power supply pipe
Manage circuit connection；The controlled end of the electric power management circuit is connect with the third drive control end of the logic control circuit；Institute
State driving boostrap circuit, the electric power management circuit, the power-supplying circuit, the Sample Logic and the logic
Control circuit is all integrated in chip piece；Wherein,
The driving boostrap circuit, for driving external module according to the drive signal of the logic control circuit；
The power-supplying circuit is used for according to the logic control circuit drive signal, and externally input electric current is defeated
Go out to external battery powered and exports to the electric power management circuit；
The electric power management circuit, it is defeated for according to the logic control circuit drive signal, controlling electric power management circuit
Go out corresponding current to the logic control circuit；
The Sample Logic is sampled for the voltage to external module, and extremely by the voltage output sampled
The logic control circuit；
The logic control circuit is used for the control signal according to the external module and Sample Logic institute
The voltage sampled adjusts the output of the driving boostrap circuit, the electric power management circuit and the power-supplying circuit.
To achieve the above object, the present invention also proposes a kind of control circuit of electronic cigarette, including overcharge protection circuit, power supply
Circuit, indicator light circuit, heater circuit, trigger circuit and ASIC integrated circuits as described above, the overcharge protection circuit
Enabled input terminal is connect with the enabled output end of the ASIC integrated circuits, current input terminal and the electricity of the overcharge protection circuit
Source input terminal connection, the current output terminal of the overcharge protection circuit are connect with the current input terminal of the ASIC integrated circuits；
The power output end of the power supply circuit respectively with the current output terminal of the ASIC integrated circuits, the electricity of the indicator light circuit
Flow the current input terminal connection of input terminal and the trigger circuit, the control signal input of the power supply circuit and the ASIC
The control signal output of integrated circuit connects, and the detection signal output end of the power supply circuit is integrated electric with the ASIC respectively
The first detection signal output end connection of the first detection signal input terminal and the heater circuit on road；The of the heater circuit
Two detection signal output ends are connect with the second detection signal input part of the ASIC integrated circuits, the ground connection of the heater circuit
End ground connection；First indication signal output end of the indicator light circuit is inputted with the first indication signal of the ASIC integrated circuits
End, the second indication signal output end of the indicator light circuit and the second indication signal input terminal of the ASIC integrated circuits；
The trigger circuit control signal output is connect with the control signal input of the ASIC integrated circuits.
Preferably, the power supply circuit includes the first metal-oxide-semiconductor and battery, anode and first metal-oxide-semiconductor of the battery
Drain electrode connection, the connecting node and the ASIC integrated circuits of the drain electrode of first metal-oxide-semiconductor and the anode of the battery
Current output terminal, the grid of first metal-oxide-semiconductor are connect with the control signal output of the ASIC integrated circuits, and described first
The source electrode of metal-oxide-semiconductor is connect with the first detection signal input terminal of the ASIC integrated circuits.
Preferably, the heater circuit includes first resistor and second resistance, the first end of the first resistor with it is described
The first end of second resistance connects, connecting node and the ASIC integrated circuits of the first resistor and the second resistance
First detection signal input terminal connects, and the second end of the first resistor and the second detection signal of the ASIC integrated circuits are defeated
Outlet connects；The second end of the second resistance is grounded.
Preferably, the control circuit of the electronic cigarette further includes indicator light circuit, and the indicator light circuit includes the first hair
Optical diode and the second light emitting diode, the anode of first light emitting diode and the anode of second light emitting diode connect
It connects, the connecting node of first light emitting diode and second light emitting diode and the electric current of the ASIC integrated circuits are defeated
Outlet connects, and the cathode of first light emitting diode is connect with the first indication signal input terminal of the ASIC integrated circuits；
The cathode of second light emitting diode is connect with the second indication signal input terminal of the ASIC integrated circuits.
Preferably, the control circuit of the electronic cigarette further includes IC temperature sensing circuits, the IC temperature sensing circuits point
The 4th detection signal for not detecting signal input part and the ASIC integrated circuits with the third of the ASIC integrated circuits is defeated
Enter end connection.
To achieve the above object, the present invention also proposes a kind of control method of the control circuit of electronic cigarette, the electronic cigarette
The control method of control circuit include：
Step S1, ASIC integrated circuits in the control circuit of electronic cigarette are according to the triggering level of collected trigger circuit
Signal, sends out corresponding control signal to indicator light circuit and power supply circuit, corresponding in the indicator light circuit to control
Indicator light controls the power supply state of battery in power supply circuit according to preset first bright light mode bright light；
Step S2, the ASIC integrated circuits are sent out corresponding according to the voltage signal of the collected power supply circuit
Signal is controlled to the indicator light circuit and the power supply circuit, is pressed with the corresponding indicator light controlled in the indicator light circuit
According to preset second bright light mode bright light, and control the power supply state of battery in the power supply circuit；
Step S3, the ASIC integrated circuits send out corresponding control letter according to the resistance value of collected heater circuit
Number to the indicator light circuit, power supply circuit and heater circuit, pressed with the corresponding indicator light controlled in the indicator light circuit
According to preset third bright light mode bright light, and the heater circuit and the power supply circuit are adjusted according to preset mode work
Make.
Preferably, the step S1 includes：
Step S11, the ASIC integrated circuits obtain the triggering level signal that the trigger circuit is sent out；
Step S12, the ASIC integrated circuits by the triggering level signal and preset triggering level signal fusing, and
Corresponding control signal is exported to the indicator light circuit and the power supply circuit, to control the indicator light according to comparison result
Corresponding indicator light in circuit controls the power supply state of battery in power supply circuit according to preset first bright light mode bright light.
Preferably, the step S2 includes：
Step S21, the ASIC integrated circuits obtain the voltage signal that the power supply circuit is sent out；
Step S22, the ASIC integrated circuits compare the voltage signal and preset voltage signal, and according to comparison
As a result corresponding control signal is exported to the indicator light circuit and the power supply circuit, to control in the indicator light circuit
Corresponding indicator light controls the power supply state of battery in power supply circuit according to preset first bright light mode bright light.
Preferably, the step S3 includes：
Step S31, the ASIC integrated circuits obtain the resistance value of the heater circuit；
Step S32, the ASIC integrated circuits compare the resistance value of the heater circuit and preset resistance value, and root
Corresponding control signal is exported to the indicator light circuit, the heater circuit and the power supply circuit, with control according to comparison result
The corresponding indicator light in the indicator light circuit is made according to preset first bright light mode bright light, and controls battery in power supply circuit
Power supply state and the resistance value of the control heater circuit first resistor shift gears according to preset resistance value and change resistance
Value.
A kind of ASIC integrated circuits proposed by the present invention, including driving boostrap circuit, electric power management circuit, power supply control electricity
Road, Sample Logic and logic control circuit.The driving boostrap circuit, the electric power management circuit, the confession are automatically controlled
Circuit, the Sample Logic and the logic control circuit processed are all integrated in chip piece.It is booted using the driving
Circuit drives external module according to the drive signal of the logic control circuit.Simultaneously using the power-supplying circuit according to institute
Logic control circuit drive signal is stated, the output of externally input electric current to external battery powered and is exported to the power management
Circuit.Using the electric power management circuit according to the logic control circuit drive signal, electric power management circuit, output pair are controlled
Induced current is to the logic control circuit.The voltage of external module is sampled using the Sample Logic, and will be adopted
The voltage output that sample arrives is to the logic control circuit.Also utilize the logic control circuit according to the control of the external module
The voltage that signal and the Sample Logic are sampled adjusts the driving boostrap circuit, the electric power management circuit
And the output of the power-supplying circuit.Circuit structure to solve the control circuit of existing electronic cigarette is excessively complicated
Problem.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the electrical block diagram of the control circuit of electronic cigarette of the present invention；
Fig. 2 is the flow diagram of one embodiment of control method of the control circuit of electronic cigarette of the present invention；
Fig. 3 be electronic cigarette of the present invention control circuit one embodiment of control method in step S1 flow diagram；
Fig. 4 be electronic cigarette of the present invention control circuit one embodiment of control method in step S2 flow diagram；
Fig. 5 be electronic cigarette of the present invention control circuit one embodiment of control method in step S3 flow diagram.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention proposes a kind of ASIC integrated circuits, and the control circuit to solve existing electronic cigarette is excessively complicated to ask
Topic, so as to simplify the control circuit of electronic cigarette and reduce the production cost of electronic cigarette.
In the first embodiment of the invention, referring to Fig.1, ASIC integrated circuits 401 include driving boostrap circuit 31, power supply pipe
Manage circuit 32, power-supplying circuit 33, Sample Logic 34 and logic control circuit 35.Drive the controlled of boostrap circuit 31
End connect with the first drive control end of logic control circuit 35, drive boostrap circuit 31 also respectively with power-supplying circuit 33 with
And Sample Logic 34 connects.Sample Logic 34 is also connect with logic control circuit 35.Power-supplying circuit 33 by
Control end is connect with the second drive control end of logic control circuit 35, and power-supplying circuit 33 also connects with electric power management circuit 32
It connects；The controlled end of electric power management circuit 32 is connect with the third drive control end of logic control circuit 35.Driving boostrap circuit 31,
Electric power management circuit 32, power-supplying circuit 33, Sample Logic 34 and logic control circuit 35 are all integrated in one piece of core
Piece.
In above-described embodiment, driving boostrap circuit 31 drives external module according to the drive signal of logic control circuit 35.
Power-supplying circuit 33 exports externally input electric current to external battery powered simultaneously according to 35 drive signal of logic control circuit
It exports to electric power management circuit 32.Electric power management circuit 32 is according to 35 drive signal of logic control circuit, control power management electricity
Road 32, output corresponding current to logic control circuit 35.Sample Logic 34 samples the voltage of external module, and will
The voltage output sampled is to logic control circuit 35.Logic control circuit 35 is according to the control signal of external module and sampling
The voltage that logic circuit 34 is sampled adjusts driving boostrap circuit 31, electric power management circuit 32 and power-supplying circuit 33
Output.
It should be noted that external module more than one function is considered as an electronic cigarette application circuit in this embodiment
An entirety, driving boostrap circuit 31 drive external module, it can be understood as drive the functional external module of electronic cigarette, such as
The functional modules such as heating, power supply and the switching on and shutting down of electronic cigarette.Logic control circuit 35 according to the control signal of external module and
The voltage that Sample Logic 34 is sampled adjusts driving boostrap circuit 31, electric power management circuit 32 and power supply control electricity
The output on road 33 can be interpreted as the control signal of external module some control signal that can be obtained from the external world.At this point,
Under the voltage collective effect that the control signal and Sample Logic 34 of external module are sampled, logic control circuit 35 is sent out
Signal is controlled to electric power management circuit 32, power-supplying circuit 33 and driving boostrap circuit 31.Wherein, drive boostrap circuit 31,
Electric power management circuit 32, power-supplying circuit 33, Sample Logic 34 and logic control circuit 35 are all integrated in one piece of core
Piece, what this block chip represented is a part for the control circuit of electronic cigarette, so above-described embodiment is by simplifying major function mould
Block is simultaneously integrated in chip piece and has achieved the purpose that the control circuit for simplifying electronic cigarette, while also reducing being produced into for electronic cigarette
This.
To solve the above-mentioned problems, the present invention also proposes a kind of control circuit of electronic cigarette.
In second embodiment of the invention, the control circuit of electronic cigarette includes ASIC integrated circuits 401 as described above, mistake
Protection circuit 42, power supply circuit 41, indicator light circuit 45, heater circuit 46 and trigger circuit 44 are filled, overcharge protection circuit 42
Enabled input terminal OVP EN are connect with the enabled output end FAULT of ASIC integrated circuits 401, and the electric current of overcharge protection circuit 42 is defeated
Enter V1 is held to connect with power input, the current output terminal of overcharge protection circuit 42 is inputted with the electric current of ASIC integrated circuits 401
Hold IN connections.The power output end BAT1 of power supply circuit 41 respectively with the current output terminal BAT of ASIC integrated circuits 401, instruction
The current input terminal BAT2 of circuit for lamp 45 and the current input terminal connection of trigger circuit 44, the control signal input of power supply circuit 41
End is connect with the control signal output DRT of ASIC integrated circuits 401, the detection signal output end of power supply circuit 41 respectively with
The first detection signal output end connection of the first detection signal input terminal CS and heater circuit 46 of ASIC integrated circuits 401.Add
Second detection signal output end of heater circuit 46 is connect with the second detection signal input part VS of ASIC integrated circuits 401, is heated
The ground terminal GND ground connection of circuit 46.First indication signal output end of indicator light circuit 45 and the first of ASIC integrated circuits 401
Indication signal input terminal SMOKE, the second indication signal output end of indicator light circuit 45 refer to the second of ASIC integrated circuits 401
Show signal input part CHG.The ends control signal input KEY of 44 control signal output of trigger circuit and ASIC integrated circuits 401
Connection.
In above-described embodiment, overcharge protection circuit 42, power supply circuit 41, indicator light circuit 45, heater circuit 46 and triggering
Circuit 44 represents the external module in first embodiment.After trigger circuit 44 obtains control signal, it is sent to ASIC integrated circuits
The working condition of 401, control ASIC integrated circuit 401.When ASIC integrated circuits 401 are in running order, sample logic electricity
Whether road 34 can carry out power supply circuit 41 and heater circuit 46 sampling of voltage and resistance, to learn battery in power supply
State and remaining capacity situation, and the state of heater circuit 46 can be learnt by voltage and resistance.In addition, indicator light circuit
45 working condition is as power supply state and remaining capacity situation change and change, at the same time it can also control heater circuit 46
Work.At this point, since ASIC integrated circuits 401 are integrated in chip piece, other overcharge protection circuits 42, power supply circuit 41,
Indicator light circuit 45, heater circuit 46 and trigger circuit 44 are the peripheral link blocks of chip, compared to the prior art pole
The earth reduces the occupied pcb board area of control circuit of electronic cigarette, meanwhile, integrated chip reduces electronic cigarette production process
In because of various errors caused by Circuit assembly, greatly improve production efficiency, reduce production cost.And due to ASIC
The presence of integrated circuit 401, is prefixed application program so that post-production is simple, need not take a lot of trouble again to control program into
Row secondary development saves artificial.
Optionally, power supply circuit 41 includes the first metal-oxide-semiconductor Q1 and battery B1, and the anode of battery B1 is with the first metal-oxide-semiconductor Q1's
Drain electrode connection, the drain electrode of the first metal-oxide-semiconductor Q1 and the connecting node of the anode of battery B1 and the electric current of ASIC integrated circuits 401 export
BAT, the grid of the first metal-oxide-semiconductor Q1 is held to be connect with the control signal output of ASIC integrated circuits 401, the source of the first metal-oxide-semiconductor Q1
Pole is connect with the first detection signal input terminal CS of ASIC integrated circuits 401.
In above-described embodiment, the first metal-oxide-semiconductor Q1 makees switch and uses, and the first metal-oxide-semiconductor Q1 is N-type metal-oxide-semiconductor, when the integrated electricity of ASIC
Road 401 sends out control signal and the control signal output DRT of ASIC integrated circuits 401 and current output terminal BAT is formed just
To pressure difference, at this point, the first metal-oxide-semiconductor Q1 conductings.At this point, control can be facilitated using the first metal-oxide-semiconductor Q1 so that the control of electronic cigarette
The more quick response external of work of circuit controls signal, realizes quickly control.
Optionally, heater circuit 46 includes first resistor R1 and second resistance R2, the first end of first resistor R1 and second
The first end of resistance R2 connects, the connecting node of first resistor R1 and second resistance R2 and the first inspection of ASIC integrated circuits 401
Survey signal input part CS connections, the second end of first resistor R1 and the second detection signal output end VS of ASIC integrated circuits 401
Connection；The second end of second resistance R2 is grounded.
Wherein, second resistance R2 is load heating coil atomizer, second resistance R2 is abstracted as herein, due to first resistor R1
Resistance value fix, voltage flows through first resistor R1 and second resistance R2 partial pressures, and ASIC integrated circuits 401 can facilitate the first of survey
Resistance R1 voltage difference of the two ends, so as to obtain the resistance value of second resistance R2, ASIC integrated circuits 401 are according to second resistance R2's
The PWM of resistance value adjusting control signal drives duty ratio, to which the first metal-oxide-semiconductor Q1 realizations (load heating wire to second resistance R2
Atomizer) maximum power limitation function.This is, when second resistance R2 resistance values be 0.1 Ω -0.15 Ω, the first metal-oxide-semiconductor Q1 by
PWM is adjusted to copped wave output.When second resistance R2 resistance values are more than 0.15 Ω, the first metal-oxide-semiconductor Q1 is by identical control signal control
System output, i.e., it is straight-through.At this point, the partial pressure due to first resistor R1 acts on, what ASIC integrated circuits 401 can be more intelligent is real-time
The working condition for monitoring second resistance R2, to which ASIC integrated circuits 401 can in real time change according to the resistance value of second resistance R2
Become the output of control signal to change the resistance value of second resistance R2, to reach the mesh for making electronic cigarette realize Intellectual power output
's.
Optionally, the control circuit of electronic cigarette further includes indicator light circuit 45, and indicator light circuit 45 includes first luminous two
Pole pipe D1 and the second light emitting diode D2, the anode of the first light emitting diode D1 are connect with the anode of the second light emitting diode D2,
The current output terminal BAT of the connecting node of first light emitting diode D1 and the second light emitting diode D2 and ASIC integrated circuits 401
Connection, the cathode of the first light emitting diode D1 are connect with the first indication signal input terminal SMOKE of ASIC integrated circuits 401；The
The cathode of two light emitting diode D2 is connect with the second indication signal input terminal CHG of ASIC integrated circuits 401.
Wherein, when the electricity for the ASIC integrated circuits 401 being connect with the first light emitting diode D1 and the second light emitting diode D2
When flowing the normal output current of output end BAT, first indication signal input terminal SMOKE the first hairs of control of ASIC integrated circuits 401
Second indication signal input terminal CHG of the work of optical diode D1, ASIC integrated circuits 401 controls the second light emitting diode D2's
Work, at this time：
(1) when the first indication signal input terminal SMOKE input signals of ASIC integrated circuits 401 are low level (0V),
First light emitting diode D1 is lighted；When the first indication signal input terminal SMOKE input signals of ASIC integrated circuits 401 are high electricity
When flat (1V), the first light emitting diode D1 extinguishes.
(2) when the second indication signal input terminal CHG input signals of ASIC integrated circuits 401 are low level (0V), the
Two light emitting diode D2 are lighted；When the second indication signal input terminal CHG input signals of ASIC integrated circuits 401 are high level
When (1V), the second light emitting diode D2 extinguishes.
Optionally, the current input terminal of 44 circuit of trigger circuit is connect with the current output terminal of ASIC integrated circuits 401, is touched
The control signal output of Power Generation Road 44 is connect with the control signal input KEY of ASIC integrated circuits 401.
Wherein, when the current input terminal of 44 circuit of trigger circuit has electric current inflow, the control signal of trigger circuit 44 is defeated
Outlet is exported by control signal, and control signal is triggering level signal.In the above-described example, trigger circuit 44 is pressed including first
Key S has the control signal input KEY that electric current flow to ASIC integrated circuits 401 when the first button S is closed in circuit, when the
When one button S is disconnected, no current flows through in circuit, if control signal is the multiple situation of button, is here formed as pulse signal.
When for button long lasting for when, form continuous analog signal at this time, signal magnitude does not change.At this point, key circuit is electricity
Thus the window that sub- cigarette is interacted with the external world, the control signal such as booting, smoking and shutdown are sent out.
Optionally, the control circuit of electronic cigarette further includes IC temperature sensing circuits, IC temperature sensing circuits respectively with ASIC
4th detection signal input part ISET of the third detection signal input part NTCASIC integrated circuits 401 of integrated circuit 401 connects
It connects.
Optionally, the IC temperature sensing circuits include the first thermistor R5 and the second thermistor R3, and described first
The first end of thermistor R5 is connect with the third of ASIC integrated circuits detection signal input part, first thermistor
The second end of R5 is grounded；4th detection signal input of the first end of the second thermistor R3 and the ASIC integrated circuits
End connection, the second end ground connection of the second thermistor R3.
Wherein, IC temperature sensing circuits 43 include the first thermistor R5 and the second thermistor R3, ASIC integrated circuit
The voltage value of first thermistor R5 is inputted ASIC integrated circuits 401, ASIC collection by 401 third detection signal input part NTC
The voltage value of second thermistor R3 is inputted into ASIC integrated circuits 401 at the 4th detection signal input part ISET of circuit 401,
At this point, the first thermistor R5 is used to detect the temperature of 401 place integrated chip of ASIC integrated circuits, the second thermistor R3 is used
In detection battery temperature, when temperature is more than a certain limit value, ASIC integrated circuits 401 send out control signal to power supply circuit 41
And overcharge protection circuit 42 so that overcharge protection circuit 42 is stopped with overcharge protection circuit 42, to the control of electronic cigarette
Circuit processed is stopped.It is worth noting that, the second thermistor R3 also forms current supply circuit with the first light emitting diode D1, it can
The size of supply current is adjusted by adjusting the resistance value of the second thermistor R3.
At this point, the detection due to the first thermistor R5 and the second thermistor R3 acts on, ASIC can be comprehensively detected
The temperature and battery B1 temperature of 401 place integrated chip of integrated circuit so that it is good that the control circuit of electronic cigarette is operated in environment
In the case of, the service life of extend as far as possible electronic cigarette.
In addition, as shown, overcharge protection circuit 42 is made of overshoot protection element and 3rd resistor R4, at this point,
Three resistance R4 can shunt the voltage of 401 input/output of ASIC integrated circuits.
At this point, in view of input current will appear the excessive situation of electric current, setting overcharge protection circuit 42 is to excessive defeated
Enter current distributing, to achieve the purpose that protect ASIC integrated circuits 401 and battery B1.
In order to solve the above-mentioned technical problem, the control circuit based on above-mentioned electronic cigarette, the present invention also propose a kind of electronic cigarette
Control circuit control method, together with reference to Fig. 2 to Fig. 5, the control method of the control circuit of electronic cigarette includes：
Step S1, ASIC integrated circuits 401 in the control circuit of electronic cigarette are according to the triggering of collected trigger circuit
Level signal sends out corresponding control signal to indicator light circuit 45 and power supply circuit 41, to control in indicator light circuit 45
Corresponding indicator light according to preset first bright light mode bright light, and control the power supply state of battery B1 in power supply circuit 41.
Optionally, step S1 is specifically, ASIC integrated circuits 401 obtain the triggering level signal that sends out of trigger circuit 44,
Then ASIC integrated circuits 401 are by triggering level signal and preset triggering level signal fusing, and are exported according to comparison result
Corresponding control signal to indicator light circuit 45 and power supply circuit 41, with control the corresponding indicator light in indicator light circuit 45 according to
Preset first bright light mode bright light, and control the power supply state of battery B1 in power supply circuit 41.It is preset in above-described embodiment
The action of first bright light mode and corresponding power supply circuit 41 is：
(1) when the umber of pulse received in 401 1 seconds when ASIC integrated circuits is 5, if this moment at ASIC integrated circuits 401
In working condition, ASIC integrated circuits 401 send out control signal and so that continuously flicker three times, then supplies the second light emitting diode D2
Circuit 41 stops being that ASIC integrated circuits 401 are powered.
(2) when the umber of pulse received in 401 1 seconds when ASIC integrated circuits is 5, if this moment at ASIC integrated circuits 401
In standby mode, ASIC integrated circuits 401 send out control signal and so that continuously flicker three times, then supplies the second light emitting diode D2
Circuit 41 starts to power for ASIC integrated circuits 401.
(3) when the pulse width that ASIC integrated circuits 401 receive is more than 8 seconds, the second light emitting diode D2 continuously dodges
After five times bright, power supply circuit 41 stops being that ASIC integrated circuits 401 are powered.
(4) when the pulse width that ASIC integrated circuits 401 receive is more than 0.2 second, the second light emitting diode D2 is always on,
Power supply circuit 41 is continuously the power supply of ASIC integrated circuits 401.
Step S2, ASIC integrated circuit 401 sends out corresponding control according to the voltage signal of collected power supply circuit 41
Signal is to indicator light circuit 45 and power supply circuit 41, to control the corresponding indicator light in indicator light circuit 45 according to preset
Two bright light mode bright lights, and control the power supply state of battery B1 in power supply circuit 41.
Optionally, step S2 is specifically, ASIC integrated circuits 401 obtain the voltage signal that power supply circuit 41 is sent out.Then
ASIC integrated circuits 401 compare voltage signal and preset voltage signal, and export corresponding control letter according to comparison result
Number give indicator light circuit 45 and power supply circuit 41, it is bright according to preset first to control the corresponding indicator light in indicator light circuit 45
Lamp mode bright light, and control the power supply state of battery B1 in power supply circuit 41.
In above-described embodiment：
ASIC integrated circuits 401 are detected battery B1 states, preset second bright light mode and related circuit it is dynamic
As：
(1) when detecting battery B1 power supplies, ASIC integrated circuits 401 send out control signal and make the first light emitting diode
D1 is always on.
(2) when detecting that battery B1 does not power or is full of, the first light emitting diode D1 extinguishes.
(3) when battery B1 voltages are less than 3.3V, ASIC integrated circuits 401 stop receiving the triggering level of trigger circuit 44
Signal so that power supply circuit 41 is not that ASIC integrated circuits 401 are powered, and are sent out control signal and made the second light emitting diode D2
Continuous flicker 15 times.
Step S3, ASIC integrated circuit 401 sends out corresponding control letter according to the resistance value of collected heater circuit 46
Number to indicator light circuit 45, power supply circuit 41 and heater circuit 46, pressed with the corresponding indicator light controlled in indicator light circuit 45
It works according to preset mode according to preset third bright light mode bright light, and adjusting heater circuit 46 and power supply circuit 41.
Optionally, step S1 is specifically, ASIC integrated circuits 401 obtain the resistance value of heater circuit 46.Then ASIC collection
The resistance value of heater circuit 46 and preset resistance value are compared at circuit 401, and corresponding control is exported according to comparison result
Signal is pressed to indicator light circuit 45, heater circuit 46 and power supply circuit 41 with the corresponding indicator light controlled in indicator light circuit 45
According to preset first bright light mode bright light, and control the power supply state of battery B1 and control heater circuit 46 in power supply circuit 41
The resistance value of first resistor shifts gears according to preset resistance value changes resistance value.
In the present embodiment, ASIC integrated circuits 401 are detected the resistance value of heater circuit 46, preset third bright light
The action of mode and related circuit is：
(1) when the resistance value of the first thermistor R5 in heater circuit 46 is 0 Ω, the second light emitting diode D2 continuously dodges
Four times bright, power supply circuit 41 stops being that ASIC integrated circuits 401 are powered.
(2) when the resistance value of the first thermistor R5 in heater circuit 46 is not in 0.1 Ω -3 Ω, the second light emitting diode
D2 continuously flicker four times.
(3) when the resistance value of the first thermistor R5 in heater circuit 46 is more than 0.15 Ω, the first thermistor R5 is straight
Flow control.
(4) when the resistance value of the first thermistor R5 in heater circuit 46 is more than 0.1 Ω -0.15 Ω, the first thermistor
R5 controls for PWM.
The control method of the control circuit of electronic cigarette in the present embodiment, the first ASIC in the control circuit of electronic cigarette are integrated
Circuit 401 according to the triggering level signal of collected trigger circuit, send out corresponding control signal to indicator light circuit 45 with
And power supply circuit 41, to control the corresponding indicator light in indicator light circuit 45 according to bright light in a manner of preset first bright light, and control
The power supply state of battery B1 in power supply circuit 41 processed.Then in the control circuit work for determining electronic cigarette, ASIC integrated circuits
401, according to the voltage signal of collected power supply circuit 41, send out corresponding control signal to indicator light circuit 45 and power supply
Circuit 41 to control the corresponding indicator light in indicator light circuit 45 according to bright light in a manner of preset second bright light, and controls power supply
The power supply state of battery B1 in circuit 41.Finally in the control circuit power supply that power supply circuit 41 is entire electronic cigarette, ASIC collection
At circuit 401 according to the resistance value of collected heater circuit 46, corresponding control signal is sent out to indicator light circuit 45, power supply
Circuit 41 and heater circuit 46, to control the corresponding indicator light in indicator light circuit 45 according to bright in a manner of preset third bright light
Lamp, and adjusting heater circuit 46 and power supply circuit 41 work according to preset mode.After powering, ASIC is integrated for the present embodiment
Circuit 401 samples multiple data and is sent out corresponding control signal, to realize the intelligentized control method to electronic cigarette, and
The output for reaching ASIC integrated circuits 401 can be according to the feedback timely adjustment of external circuit, to realize electronic cigarette circuit
Intelligence is adjusted.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every in the present invention
Inventive concept under, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/be used in it indirectly
His relevant technical field is included in the scope of patent protection of the present invention.
Claims (10)
1. a kind of ASIC integrated circuits, which is characterized in that the ASIC integrated circuits include driving boostrap circuit, power management electricity
Road, power-supplying circuit, Sample Logic and logic control circuit；The controlled end of the driving boostrap circuit is patrolled with described
The first drive control end connection of volume control circuit, the driving boostrap circuit also respectively with the power-supplying circuit and institute
State Sample Logic connection；The Sample Logic is also connect with the logic control circuit；The power-supplying circuit
Controlled end connect with the second drive control end of the logic control circuit, the power-supplying circuit also with the power supply pipe
Manage circuit connection；The controlled end of the electric power management circuit is connect with the third drive control end of the logic control circuit；Institute
State driving boostrap circuit, the electric power management circuit, the power-supplying circuit, the Sample Logic and the logic
Control circuit is all integrated in chip piece；Wherein,
The driving boostrap circuit, for driving external module according to the drive signal of the logic control circuit；
The power-supplying circuit is used for according to the logic control circuit drive signal, by the output pair of externally input electric current
External cell is powered and is exported to the electric power management circuit；
The electric power management circuit, for according to the logic control circuit drive signal, controlling electric power management circuit, output pair
Induced current is to the logic control circuit；
The Sample Logic is sampled for the voltage to external module, and by the voltage output sampled to described
Logic control circuit；
The logic control circuit, for being sampled according to the control signal and the Sample Logic of the external module
The voltage arrived adjusts the output of the driving boostrap circuit, the electric power management circuit and the power-supplying circuit.
2. a kind of control circuit of electronic cigarette, which is characterized in that the control circuit of the electronic cigarette includes overcharge protection circuit, supplies
Circuit, indicator light circuit, heater circuit, trigger circuit and ASIC integrated circuits as described in claim 1, it is described to overcharge
The enabled input terminal of protection circuit is connect with the enabled output end of the ASIC integrated circuits, the electric current of the overcharge protection circuit
Input terminal is connect with power input, and the current output terminal of the overcharge protection circuit and the electric current of the ASIC integrated circuits are defeated
Enter end connection；The power output end of the power supply circuit respectively with the current output terminal of the ASIC integrated circuits, the instruction
The current input terminal of circuit for lamp and the connection of the current input terminal of the trigger circuit, the control signal input of the power supply circuit
Connect with the control signal output of the ASIC integrated circuits, the detection signal output end of the power supply circuit respectively with it is described
The first detection signal output end connection of the first detection signal input terminal and the heater circuit of ASIC integrated circuits；It is described to add
Second detection signal output end of heater circuit is connect with the second detection signal input part of the ASIC integrated circuits, the heating
The ground terminal of circuit is grounded；First indication signal output end of the indicator light circuit refers to the first of the ASIC integrated circuits
Show that signal input part, the second indication signal output end of the indicator light circuit are believed with the second instruction of the ASIC integrated circuits
Number input terminal；The trigger circuit control signal output is connect with the control signal input of the ASIC integrated circuits.
3. the control circuit of electronic cigarette as claimed in claim 2, which is characterized in that the power supply circuit include the first metal-oxide-semiconductor and
The anode of battery, the battery is connect with the drain electrode of first metal-oxide-semiconductor, drain electrode and the battery of first metal-oxide-semiconductor
The current output terminal of the connecting node and the ASIC integrated circuits of anode, the grid of first metal-oxide-semiconductor and the ASIC collection
It is connected at the control signal output of circuit, the source electrode of first metal-oxide-semiconductor and the first detection of the ASIC integrated circuits are believed
The connection of number input terminal.
4. the control circuit of electronic cigarette as claimed in claim 2, which is characterized in that the heater circuit includes first resistor and
Two resistance, the first end of the first resistor are connect with the first end of the second resistance, the first resistor and described second
The connecting node of resistance is connect with the first detection signal input terminal of the ASIC integrated circuits, the second end of the first resistor
It is connect with the second detection signal output end of the ASIC integrated circuits；The second end of the second resistance is grounded.
5. the control circuit of electronic cigarette as claimed in claim 2, which is characterized in that the control circuit of the electronic cigarette further includes referring to
Indication lamp circuit, the indicator light circuit include the first light emitting diode and the second light emitting diode, first light emitting diode
Anode connect with the anode of second light emitting diode, first light emitting diode and second light emitting diode
Connecting node is connect with the current output terminal of the ASIC integrated circuits, cathode and the ASIC of first light emitting diode
First indication signal input terminal of integrated circuit connects；The cathode of second light emitting diode and the ASIC integrated circuits
Second indication signal input terminal connects.
6. such as the control circuit of claim 2 to 5 any one of them electronic cigarette, which is characterized in that the control of the electronic cigarette
Circuit further includes IC temperature sensing circuits, and the IC temperature sensing circuits are detected with the third of the ASIC integrated circuits respectively to be believed
The detection signal input part connection of the third of number input terminal and ASIC integrated circuits.
7. a kind of control method of the control circuit of electronic cigarette, which is characterized in that the controlling party of the control circuit of the electronic cigarette
Method includes：
Step S1, the ASIC integrated circuits in the control circuit of electronic cigarette are believed according to the triggering level of collected trigger circuit
Number, corresponding control signal is sent out to indicator light circuit and power supply circuit, to control the corresponding finger in the indicator light circuit
Show lamp according to preset first bright light mode bright light, and controls the power supply state of battery in power supply circuit；
Step S2, the ASIC integrated circuits send out corresponding control according to the voltage signal of the collected power supply circuit
Signal is to the indicator light circuit and the power supply circuit, to control the corresponding indicator light in the indicator light circuit according to pre-
If the second bright light mode bright light, and control the power supply state of battery in the power supply circuit；
Step S3, the ASIC integrated circuits send out corresponding control signal extremely according to the resistance value of collected heater circuit
The indicator light circuit, power supply circuit and heater circuit, to control the corresponding indicator light in the indicator light circuit according to pre-
If third bright light mode bright light, and adjust the heater circuit and the power supply circuit and work according to preset mode.
8. the control method of the control circuit of electronic cigarette as claimed in claim 7, which is characterized in that the step S1 includes：
Step S11, the ASIC integrated circuits obtain the triggering level signal that the trigger circuit is sent out；
Step S12, the ASIC integrated circuits by the triggering level signal and preset triggering level signal fusing, and according to
Comparison result exports corresponding control signal to the indicator light circuit and the power supply circuit, to control the indicator light circuit
In corresponding indicator light according to preset first bright light mode bright light, and control the power supply state of battery in power supply circuit.
9. the control method of the control circuit of electronic cigarette as claimed in claim 8, which is characterized in that the step S2 includes：
Step S21, the ASIC integrated circuits obtain the voltage signal that the power supply circuit is sent out；
Step S22, the ASIC integrated circuits compare the voltage signal and preset voltage signal, and according to comparison result
It is corresponding in the indicator light circuit to control to the indicator light circuit and the power supply circuit to export control signal accordingly
Indicator light controls the power supply state of battery in power supply circuit according to preset first bright light mode bright light.
10. the control method of the control circuit of electronic cigarette as claimed in claim 8 or 9, which is characterized in that the step S3 packets
It includes：
Step S31, the ASIC integrated circuits obtain the resistance value of the heater circuit；
Step S32, the ASIC integrated circuits compare the resistance value of the heater circuit and preset resistance value, and according to than
Corresponding control signal is exported to the indicator light circuit, the heater circuit and the power supply circuit, to control to result
The corresponding indicator light in indicator light circuit is stated according to preset first bright light mode bright light, and controls the confession of battery in power supply circuit
The resistance value of electricity condition and the control heater circuit first resistor shifts gears according to preset resistance value changes resistance value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810562935.7A CN108563152A (en) | 2018-06-04 | 2018-06-04 | The control circuit and its control method of ASIC integrated circuits, electronic cigarette |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810562935.7A CN108563152A (en) | 2018-06-04 | 2018-06-04 | The control circuit and its control method of ASIC integrated circuits, electronic cigarette |
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| CN109393573A (en) * | 2018-11-20 | 2019-03-01 | 杭州拓尔微电子有限公司 | New electronic cigarette control system |
| CN109393574A (en) * | 2018-11-20 | 2019-03-01 | 杭州拓尔微电子有限公司 | A kind of new electronic cigarette control system |
| CN110301678A (en) * | 2019-07-12 | 2019-10-08 | 深圳市福来科技有限公司 | It is a kind of not burnt the dual-temperature measure and control device and method of smoking set based on heating |
| WO2023030411A1 (en) * | 2021-09-02 | 2023-03-09 | 深圳市合元科技有限公司 | Aerosol generating device and control method thereof |
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