CN107329422A - A kind of Household appliance control circuit and its control method - Google Patents
A kind of Household appliance control circuit and its control method Download PDFInfo
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- CN107329422A CN107329422A CN201710439757.4A CN201710439757A CN107329422A CN 107329422 A CN107329422 A CN 107329422A CN 201710439757 A CN201710439757 A CN 201710439757A CN 107329422 A CN107329422 A CN 107329422A
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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
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/66—Regulating electric power
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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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2642—Domotique, domestic, home control, automation, smart house
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- Automation & Control Theory (AREA)
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- Circuit Arrangement For Electric Light Sources In General (AREA)
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Abstract
The invention discloses a kind of Household appliance control circuit, including light current plate, power control circuit, key press detecting circuit and controller are provided with described light current plate, the output end connection light current load of described power control circuit, described key press detecting circuit and controller connects described power control circuit by OR gate, controls the on/off of power control circuit.There are various signal detections and control output circuit in the load of the light current such as the display panel or control panel of household electrical appliances, cause the stand-by power consumption of household electrical appliances complete machine high, the present invention on the current supply circuit that light current is loaded by increasing power control circuit, to realize the open and close loaded to light current, so as to realize household electrical appliances zero-power.
Description
Technical field
The present invention relates to field of household appliances, especially a kind of Household appliance control circuit and its control method.
Background technology
As electrical equipment increases in family, because the stand-by power consumption problem of product causes the waste of household electrical appliances electric energy increasingly
Seriously.Energy-saving and emission-reduction plan is all being carried out by the country such as China and Europe, especially European, and stand-by power consumption is made that clearly
Limit value and method of testing, existing mode mainly includes：
1st, using a forceful electric power switch or the knob of forceful electric power on control panel, in shutdown, user is by operating this strong
Electric switch or knob realize low-power consumption directly by forceful electric power disconnection.Control panel allows load and single-chip microcomputer to be in low-power consumption in shutdown
Mode of operation meets limit value requirement.
2nd, depending on periphery circuit design, whether whether reasonable and single-chip microcomputer has low-power consumption mode, and power consumption control is more stranded
Difficulty, control chip is actual still in operating condition, it is impossible to will be zero completely by power consumption.
In view of this, it is special to propose the present invention.
The content of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art there is provided a kind of Household appliance control circuit, leads to
Crossing on the current supply circuit loaded in light current increases power control circuit, to realize the open and close loaded to light current, so that real
Existing household electrical appliances zero-power, forceful electric power is introduced in the load of the light current such as display board, reduce user's electric shock risk while avoiding.
In order to solve the above technical problems, the present invention is using the basic conception of technical scheme：
Power control circuit, button detection are provided with a kind of Household appliance control circuit, including light current plate, described light current plate
Circuit and controller, the output end connection light current of described power control circuit are loaded, described key press detecting circuit and control
Device connects described power control circuit by OR gate, controls the on/off of power control circuit.
The output end connection controller of described power control circuit, the signal output part of the controller is connected by OR gate
Connect described power control circuit；
After described key press detecting circuit conducting, control power control circuit conducting so that controller is powered, described control
Device processed after powered up, controls circuit to be held on/disconnect by sending signal control power supply.
In such scheme, the output end of described power control circuit is used to power to controller, then in the power supply control
When circuit processed disconnects, controller and other each light current loads are powered off, so as to really realize zero-power.
It is preferred that, described Household appliance control circuit also includes reset circuit, described reset circuit by described or
Door is connected to power control circuit, for when household electrical appliances are powered, control power control circuit to be turned in short-term so that controller leads to
Whether electricity, controller is that abnormal power-down control power control circuit is held on/disconnected according to household electrical appliances in conduction time section.
It is preferred that, described reset circuit includes capacitor, and described power control circuit includes switch module, institute
Key press detecting circuit, controller, the reset circuit stated are connected by OR gate with described switch module, described reset circuit
It is powered moment in household electrical appliances, the charging of its capacitor, controlling switch module brief energization, so as to control each light current load and controller short
Shi Tong electricity, described controller judges whether household electrical appliances are abnormal power-down in conduction time section, and when judged result is to be, control
Switch module processed is tended to remain on.
In such scheme, when being once again powered up by setting reset circuit to be then in after electrical anomaly power-off, the reset circuit
Turned in short-term by electric capacity charge control power control circuit, then controller is powered, controller is when capacitor charges
Between tended to remain on according to the power-fail memory function state modulator power control circuit that whether is stored with household electrical appliances in section, or without control
Braking is made, after capacitor charging terminates, power-off.
It is preferred that, described switch module includes the first triode and first resistor, described first resistor one end connection
The transmitting collection of first triode, the other end is connected to the base stage of the first triode, described key press detecting circuit, controller, multiple
Position circuit is connected by second resistance with the base stage of the first described triode respectively；
It is preferred that, described controller includes the second triode and MCU, described MCU and the second described triode
Base stage is connected, and the colelctor electrode of the second described triode is connected by described second resistance with the base stage of the first triode.
In such scheme, described controller also includes resistance, and one end of described resistance connects the second triode
Transmitting collection, the other end connect the second triode base stage.Wherein, the MCU is by controlling the conducting of the second triode can control
The conducting of first triode, so as to control the conducting of power control circuit.
The present invention also provides the method that circuit control is carried out using above-mentioned Household appliance control circuit simultaneously, including：
After household electrical appliances energization, key press detecting circuit is switched on so that power control circuit is turned on, and controller is powered, control
Device is after powered up according to user instruction, and control power control circuit is held on/disconnected.
In such scheme, controller is constantly in off-position, so that the energy consumption of household electrical appliances is reduced, and in button detection
Circuit is triggered conducting then by controlling the conducting of power control circuit, and control controller is powered, and carries out subsequent control work.
It is preferred that, described household electrical appliances are in the moment that is powered, and the capacitor of reset circuit, which charges, causes power control circuit conducting,
Controller be powered, controller after powered up according to household electrical appliances whether be abnormal power-down control power control circuit tend to remain on or
Power control circuit is controlled to disconnect.
Described household electrical appliances are when being powered, and household electrical appliances are followed the steps below：
S1, household electrical appliances are powered, and the capacitor charging on reset circuit, the described switch module of control is turned in short-term, controller
It is powered, into step S2；
S2, controller judge whether household electrical appliances are abnormal power-down after being powered, if the determination result is YES, then no into step S3
Then enter step S4；
S3, controlling switch module are tended to remain on, and after the program before having performed power-off, controlling switch module is broken
Open, control terminates；
S4, capacitor charging terminate after, switch module disconnect.
It is preferred that, in step s3, after control module controlling switch module is tended to remain on, directly control household electrical appliances to continue
Perform the program before power-off；
Or, described control module controlling switch module is tended to remain on, and perform for waiting user's input control
The waiting process of instruction, and receiving after user's input continues executing with the instruction before power-off, control household electrical appliances perform corresponding dynamic
Make.
Certain, user can also select to abandon continuing executing with the program before power-off, control household electrical appliances in the waiting process
Perform other control instructions of input.
In such scheme, household electrical appliances include memory module, and the program for real-time storage household electrical appliances runs schedule parameter, then
After household electrical appliances power-off is re-powered, controller judges whether household electrical appliances are abnormal power-down according to described schedule parameter, and is judging
As a result for the operation schedule parameter when being, can be transferred, and household electrical appliances are controlled to continue executing with before power-off according to the operation schedule parameter
Program.
It is preferred that, in step s 4, after capacitor charging terminates, switch module disconnects, then controller and each light current are negative
Load is powered off, and described key press detecting circuit is triggered conducting, then switch module is turned on, so as to control controller and each weak
Electric loading is powered.
Specifically, described household electrical appliances are when being powered, the capacitor charging on reset circuit, described switch module is led in short-term
Logical, described controller is powered, and in described capacitor charge time, according to described schedule parameter, controlling switch mould
Block keeps opening or without control, powered off after capacitor charging terminates.
It is preferred that, after powered up, controller judges household electrical appliances for abnormal power-down to described household electrical appliances, then controlling switch module is opened
Logical, control household electrical appliances perform the program before power-off, or wait user's input control instruction, if judging the non-abnormal power-down of household electrical appliances,
After electric capacity charging terminates, switch module disconnects automatically, each light current load and controller power-off, is pressed by key press detecting circuit detection
Key trigger signal.
It is preferred that, judge whether household electrical appliances are abnormal power-down according to described schedule parameter by described MCU, it is described
MCU detects household electrical appliances for abnormal power-down in capacitor charging process, then sends the second described triode of signal control and lead
It is logical, so as to control the first triode to tend to remain on.
Described MCU is detecting the non-abnormal power-down of household electrical appliances, then MUC controls the two or two pole during capacitor charges
Pipe is remained off, and after capacitor charging is finished, switch module disconnects automatically, MCU and each load power down.
There are various signal detections and control output circuit in the load of the light current such as the display panel or control panel of household electrical appliances, cause
The stand-by power consumption of household electrical appliances complete machine is high, and the present invention on the current supply circuit that light current is loaded by increasing power control circuit, to realize
The open and close loaded to light current, so as to realize household electrical appliances zero-power.
The embodiment to the present invention is described in further detail below in conjunction with the accompanying drawings.
Brief description of the drawings
Accompanying drawing is as the part of the present invention, and for providing further understanding of the invention, of the invention is schematic
Embodiment and its illustrate to be used to explain the present invention, but do not constitute inappropriate limitation of the present invention.Obviously, drawings in the following description
Only some embodiments, to those skilled in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.In the accompanying drawings：
Fig. 1 is the Household appliance control circuit schematic diagram of the present invention；
Fig. 2 is the implementation figure of Household appliance control circuit one of the present invention.
It should be noted that these accompanying drawings and word description are not intended as the design model for limiting the present invention in any way
Enclose, but be that those skilled in the art illustrate idea of the invention by reference to specific embodiment.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in embodiment is clearly and completely described, following examples be used for illustrate the present invention, but
It is not limited to the scope of the present invention.
It is term " on ", " under ", "front", "rear", "left", "right", " perpendicular in the description of the invention, it is necessary to explanation
Directly ", the orientation or position relationship of the instruction such as " interior ", " outer " are based on orientation shown in the drawings or position relationship, merely to just
In the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment one
Shown in Figure 1, the present invention is provided to be set on a kind of Household appliance control circuit, including light current plate, described light current plate
There are power control circuit, key press detecting circuit and controller, the output end connection light current of described power control circuit is loaded, institute
The key press detecting circuit and controller stated connect described power control circuit by OR gate, control power control circuit it is logical/
It is disconnected.
The output end connection controller of described power control circuit, the signal output part of the controller is connected by OR gate
Connect described power control circuit；
After described key press detecting circuit conducting, control power control circuit conducting so that controller is powered, described control
Device processed after powered up, controls circuit to be held on/disconnect by sending signal control power supply.
In such scheme, the output end of described power control circuit is used for controller and each light current load supplying,
Then when the power control circuit disconnects, controller and other each light current loads are powered off, so as to really realize zero-power.
It is preferred that, described Household appliance control circuit also includes reset circuit, described reset circuit by described or
Door is connected to power control circuit, for when household electrical appliances are powered, control power control circuit to be turned in short-term so that controller leads to
Whether electricity, controller is that abnormal power-down control power control circuit is held on/disconnected according to household electrical appliances in conduction time section.
It is preferred that, described reset circuit includes capacitor, and described power control circuit includes switch module, institute
Key press detecting circuit, controller, the reset circuit stated are connected by OR gate with described switch module, described reset circuit
It is powered moment in household electrical appliances, the charging of its capacitor, controlling switch module brief energization, so as to control each light current load and controller short
Shi Tong electricity, described controller judges whether household electrical appliances are abnormal power-down in conduction time section, and when judged result is to be, control
Switch module processed is tended to remain on.
In such scheme, when being once again powered up by setting reset circuit to be then in after electrical anomaly power-off, the reset circuit
Turned in short-term by electric capacity charge control power control circuit, then controller is powered, controller is when capacitor charges
Between according to household electrical appliances whether be abnormal power-down in section, power supply is automatically controlled tends to remain on for control, or does not produce control signal,
After capacitor charging terminates, power control circuit is disconnected, and each load and controller are powered off.
It is preferred that, it is shown in Figure 2, it is a kind of Household appliance control circuit implementation figure of the present invention, wherein, described switching molding
Block includes the first triode (referring to the P1 in Fig. 2) and first resistor (referring to the R1 in Fig. 2), and described first resistor one end connects
Connect the transmitting collection of the first triode, the other end is connected to the base stage of the first triode, described key press detecting circuit, controller,
Reset circuit is connected by second resistance (referring to the R2 in Fig. 2) with the base stage of the first described triode respectively；
It is preferred that, described controller includes the second triode (referring to the N1 in Fig. 2) and MCU, described MCU with it is described
The second triode base stage connection, the colelctor electrode of the second described triode passes through described second resistance and the first triode
Base stage connection.
In such scheme, described controller also includes resistance (referring to the R8 in Fig. 2), one end of described resistance
The transmitting collection of the second triode is connected, the other end connects the base stage of the second triode.Wherein, the MCU is by controlling the two or three pole
The conducting of controllable first triode of conducting of pipe, so as to realize the control to power control circuit.
It is shown in Figure 2, in initial power-up, the electricity in first resistor (R1) and second resistance (R2) and reset circuit
R7 and capacitor C2 conductings, C2 chargings are hindered, so as to realize that the first triode has the turn on process of short time, when capacitor charges
Between generally Millisecond.
On the other hand, as the button SW1 of key press detecting circuit, when being triggered, first resistor (R1) and second resistance (R2)
Turned on SW1, so as to control the first triode ON.After the first triode ON, power control circuit is turned on, on single-chip microcomputer
Electricity, MCU sends signal and the second triode (N1) is closed into conducting, so as to maintain power control circuit to turn on, now MCU judges house
Whether electricity is abnormal power-down, if the determination result is YES, then by controlling the second triode closure to turn on, and the first triode of control is protected
Conducting state is held, and directly control household electrical appliances perform the program before power-off, or control household electrical appliances to perform before power-off according to user instruction
Instruction, if MCU judges the non-abnormal power-down of household electrical appliances, and is not received by user's input control instruction, then in of short duration time internal control
The second triode (N1) disconnection is made, so as to control each light current load and MCU to power off, control household electrical appliances enter low-power consumption mode,
In the low-power consumption mode, key press detecting circuit detection button trigger signal, and (the i.e. SW1 quilts after button trigger signal is detected
Press) then first resistor (R1) and second resistance (R2) and SW1 conductings, so that the first triode ON is controlled, MUC and each light current
Load electric.
Embodiment two
The present embodiment provides the method that circuit control is carried out using the Household appliance control circuit in embodiment one, including：
After household electrical appliances energization, key press detecting circuit is switched on so that power control circuit is turned on, and controller is powered, control
Device is after powered up according to user instruction, and control power control circuit is held on/disconnected.
In such scheme, controller is constantly in off-position, so that the energy consumption of household electrical appliances is reduced, and in button detection
Circuit is triggered conducting then by controlling the conducting of power control circuit, and control controller is powered, and carries out subsequent control work.
It is preferred that, described household electrical appliances are in the moment that is powered, and the capacitor of reset circuit, which charges, causes power control circuit conducting,
Controller be powered, controller after powered up according to household electrical appliances whether be abnormal power-down control power control circuit tend to remain on or
Power control circuit is controlled to disconnect.
Described household electrical appliances are when being powered, and household electrical appliances are followed the steps below：
S1, household electrical appliances are powered, and the capacitor charging on reset circuit, the described switch module of control is turned in short-term, controller
It is powered, into step S2；
S2, controller judge whether household electrical appliances are abnormal power-down after being powered, if the determination result is YES, then no into step S3
Then enter step S4；
S3, controlling switch module are tended to remain on, and after the program before having performed power-off, controlling switch module is broken
Open, control terminates；
S4, capacitor charging terminate after, switch module disconnect.
It is preferred that, in step s3, after control module controlling switch module is tended to remain on, directly control household electrical appliances to continue
Perform the program before power-off；Or, described control module controlling switch module is tended to remain on, and perform for waiting user
Input control instruction waiting process, and receive user input continue executing with power-off before instruction after, control household electrical appliances perform
Corresponding action.
Certain, user can also select to abandon continuing executing with the program before power-off, control household electrical appliances in the waiting process
Perform other control instructions of input.
In such scheme, household electrical appliances include memory module, and the program for real-time storage household electrical appliances runs schedule parameter, then
After household electrical appliances power-off is re-powered, controller judges whether household electrical appliances are abnormal power-down according to described schedule parameter, and is judging
As a result for the operation schedule parameter when being, can be transferred, and household electrical appliances are controlled to continue executing with before power-off according to the operation schedule parameter
Program.
It is preferred that, in step s 4, after capacitor charging terminates, switch module disconnects, then controller and each light current are negative
Load is powered off, and described key press detecting circuit is triggered conducting, then switch module is turned on, so as to control controller and each weak
Electric loading is powered.
Specifically, described household electrical appliances are when being powered, the capacitor charging on reset circuit, described switch module is led in short-term
Logical, described controller is powered, and in described capacitor charge time, according to described schedule parameter, controlling switch mould
Block keeps opening or without control, powered off after capacitor charging terminates.
It is preferred that, after powered up, controller judges household electrical appliances for abnormal power-down to described household electrical appliances, then controlling switch module is led
Logical, control household electrical appliances perform the program before power-off, or wait user's input control instruction, if judging the non-abnormal power-down of household electrical appliances,
After electric capacity charging terminates, switch module disconnects automatically, each light current load and controller power-off, is pressed by key press detecting circuit detection
Key trigger signal.
It is preferred that, judge whether household electrical appliances are abnormal power-down according to described schedule parameter by described MCU, it is described
MCU detects household electrical appliances for abnormal power-down in capacitor charging process, then sends the second described triode of signal control and lead
It is logical, so as to control the first triode to tend to remain on.
Described MCU is detecting the non-abnormal power-down of household electrical appliances, then MUC controls the two or two pole during capacitor charges
Pipe is remained off, and after capacitor charging is finished, switch module disconnects automatically, MCU and each load power down.
There are various signal detections and control output circuit in the load of the light current such as the display panel or control panel of household electrical appliances, cause
The stand-by power consumption of household electrical appliances complete machine is high, and the present invention on the current supply circuit that light current is loaded by increasing power control circuit, to realize
The open and close loaded to light current, so as to realize household electrical appliances zero-power.
Described above is only presently preferred embodiments of the present invention, not makees any formal limitation to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any technology people for being familiar with this patent
Member without departing from the scope of the present invention, when the technology contents using above-mentioned prompting make it is a little change or be modified to
The equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modification made for any of the above embodiments, equivalent variations and modification, in the range of still falling within the present invention program.
Claims (10)
1. power supply electricity is provided with a kind of Household appliance control circuit, it is characterised in that including light current plate, described light current plate
Road, key press detecting circuit and controller, the output end connection light current of described power control circuit are loaded, described button detection
Circuit and controller connect described power control circuit by OR gate, control the on/off of power control circuit.
2. a kind of Household appliance control circuit according to claim 1, it is characterised in that the output of described power control circuit
End connection controller, the signal output part of the controller connects described power control circuit by OR gate；
After described key press detecting circuit conducting, control power control circuit conducting so that controller is powered, described controller
After powered up, circuit is controlled to be held on/disconnect by sending signal control power supply.
3. a kind of Household appliance control circuit according to claim 2, it is characterised in that also include reset circuit, described
Reset circuit is connected to power control circuit by described OR gate, for when household electrical appliances are powered, control power control circuit to be short
When turn on so that controller be powered, controller conduction time section according to household electrical appliances whether be abnormal power-down control power supply
Circuit is held on/disconnected.
4. a kind of Household appliance control circuit according to claim 3, it is characterised in that described reset circuit includes electric capacity
Device, described power control circuit includes switch module, and described key press detecting circuit, controller, reset circuit pass through
OR gate is connected with described switch module, and described reset circuit is powered moment in household electrical appliances, the charging of its capacitor, controlling switch mould
Block brief energization, so as to control each light current load and controller brief energization, described controller judges in conduction time section
Whether household electrical appliances are abnormal power-down, and in judged result for when being, controlling switch module is tended to remain on.
5. a kind of Household appliance control circuit according to claim 4, it is characterised in that described switch module includes the one or three
Level pipe and first resistor, described first resistor one end connect the transmitting collection of the first triode, and the other end is connected to the one or three pole
The base stage of pipe, described key press detecting circuit, controller, reset circuit pass through second resistance and the first described triode respectively
Base stage connection；
It is preferred that, described controller includes the second triode and MCU, described MCU and the second described triode base stage
Connection, the colelctor electrode of the second described triode is connected by described second resistance with the base stage of the first triode.
6. the method that a kind of any described Household appliance control circuits of use claim 1-5 carry out circuit control, it is characterised in that
Including：After household electrical appliances energization, key press detecting circuit is switched on, then causes power control circuit conducting, and controller is powered, controller
After powered up according to user instruction, control power control circuit is held on/disconnected.
7. the method for circuit control according to claim 6, it is characterised in that described household electrical appliances reset in the moment that is powered
The capacitor of circuit, which charges, causes power control circuit conducting, and controller is powered, controller after powered up according to household electrical appliances whether be
Abnormal power-down control power control circuit tends to remain on or controlled power control circuit to disconnect.
8. the method for the circuit control according to claim 6 or 7, it is characterised in that described household electrical appliances are carried out when being powered
Following steps：
S1, household electrical appliances are powered, and the capacitor charging on reset circuit, the described switch module of control is turned in short-term, and controller is powered,
Into step S2；
S2, controller judge whether household electrical appliances are abnormal power-down after being powered, and if the determination result is YES, then into step S3, otherwise enter
Enter step S4；
S3, controlling switch module are tended to remain on, and after the program before having performed power-off, controlling switch module disconnects, control
System terminates；
S4, capacitor charging terminate after, switch module disconnect.
9. the method for a kind of circuit control according to claim 8, it is characterised in that in step s3, control module control
After switch module processed is tended to remain on, directly control household electrical appliances continue executing with the program before power-off；
Or, described control module controlling switch module is tended to remain on, and perform for waiting user to input control instruction
Waiting process, and receiving after user's input continues executing with the instruction before power-off, control household electrical appliances perform corresponding action.
10. the method for a kind of circuit control according to claim 8 or claim 9, it is characterised in that in step s 4, in electric capacity
After device charging terminates, switch module is disconnected, then controller and the load of each light current is powered off, and described key press detecting circuit is triggered
Conducting, then cause switch module conducting, is powered so as to control controller and each light current to load.
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| CN201710439757.4A CN107329422B (en) | 2017-06-12 | 2017-06-12 | Household appliance control circuit and control method thereof |
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| CN201710439757.4A CN107329422B (en) | 2017-06-12 | 2017-06-12 | Household appliance control circuit and control method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108196484A (en) * | 2018-01-22 | 2018-06-22 | 珠海格力电器股份有限公司 | Display board control method, device, system, display board and equipment unit |
| CN110362130A (en) * | 2019-08-21 | 2019-10-22 | 昂纳信息技术（深圳）有限公司 | A kind of drive control method of temperature control system |
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| JP2000152499A (en) * | 1998-09-07 | 2000-05-30 | Takatoshi Kosaka | Automatic power breaker for home electronic product |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108196484A (en) * | 2018-01-22 | 2018-06-22 | 珠海格力电器股份有限公司 | Display board control method, device, system, display board and equipment unit |
| CN110362130A (en) * | 2019-08-21 | 2019-10-22 | 昂纳信息技术（深圳）有限公司 | A kind of drive control method of temperature control system |
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