CN203217292U - State machine-based multifunctional electronic appliance control circuit - Google Patents
State machine-based multifunctional electronic appliance control circuit Download PDFInfo
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- CN203217292U CN203217292U CN 201320193015 CN201320193015U CN203217292U CN 203217292 U CN203217292 U CN 203217292U CN 201320193015 CN201320193015 CN 201320193015 CN 201320193015 U CN201320193015 U CN 201320193015U CN 203217292 U CN203217292 U CN 203217292U
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- 238000001514 detection method Methods 0.000 claims abstract description 31
- 238000004146 energy storage Methods 0.000 claims abstract description 16
- 238000002955 isolation Methods 0.000 claims description 9
- 230000007704 transition Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
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Abstract
The utility model discloses a state machine-based multifunctional electronic appliance control circuit. The control circuit comprises a power supply module for providing stable work voltage for electric appliances, a power switch for controlling the power-on and power-off of the power supply module, a switch state detection module, a finite-state machine module and an output control module, wherein the input end of the switch state detection module is connected with the power switch; the output end of the switch state detection module is connected with the input end of the finite-state machine module; the output end of the finite-state machine module is connected with the input end of the output control module; the finite-state machine module is connected with an energy storage module for supplying power thereto; and the energy storage module is connected with the power supply module. The control circuit is controlled by a state machine so that state transition may be enabled by combining the current input state and input edge signals, the output control module may be driven to control the working of the electric appliances.
Description
Technical field
The utility model relates to a kind of electrical apparatus control circuit, particularly relates to a kind of multifunctional electric appliance control circuit based on state machine.
Background technology
At present more and more intelligent with the closely-related household electrical appliance of daily life, its function of integrating gets more and more, and is one of them research emphasis of household appliances enterprise and how the control mode of these multi-functional household appliances is innovated.The position of installing as this class small household electrical appliance of lamp affixed to the ceiling, intelligent wall fan is than higher, if adopt traditional control panel that its control meeting is brought inconvenience for user's operation, adopt the control mode of pullswitch then can increase a lot of troubles for installing, design, connecting up, so generally adopt the mode of infrared wireless remote control device that this class small household electrical appliance is operated control on the market at present, this control mode is very easy to user's operation, but break down or telepilot when losing at telepilot, the user can't use this product.
Based on above-mentioned background, the applicant designs a kind of need not to change original switching circuit and lower-cost multifunctional electric appliance control circuit, by sharing original power switch, just can switch the duty of small household appliances, reaching is not having under the situation of telepilot, can carry out normal running to this product yet.
The utility model content
For addressing the above problem, the purpose of this utility model is to provide a kind of multifunctional electric appliance control circuit based on state machine, only needs a power switch just can reach the switching of duty, and circuit is simple and practical, efficient and stable.
The technical scheme that the utility model adopts is:
A kind of multifunctional electric appliance control circuit based on state machine, comprise the power module that is used to electrical equipment that stable operating voltage is provided, and the control power module is switched on, the power switch of outage, also comprises on off state detection module, finite state machine module, output control module; The input end of described power module is connected to AC network through power switch, and the output terminal of described power module is connected with the input end of finite state machine module, output control module; The input end of described on off state detection module is connected with power switch, and the output terminal of described on off state detection module is connected with the input end of finite state machine module, and the output terminal of described finite state machine module is connected with the input end of output control module; Described finite state machine module connects the energy-storage module of promising its power supply, and described energy-storage module is connected with power module.During use, utilize the on off state detection module that switching-on and switching-off state is detected, when power switch is closed, the on off state detection module transmits detection signal to the finite state machine module, and the finite state machine module is handled to the received signal, comprises shake, filtering and shaping, the edge variation that satisfies condition is preserved, compare with the state of former setting, when satisfying condition, then drive output control module and carry out corresponding action.The effect of output control module is to preserve the current state of limited state machine module as output, when the finite state machine module is carried out the edge signal detection, can also be for electrical equipment provide a stable output signal, the isolation of Guarantee Status output and detection signal input has improved the stability of work.
Further, the on off state detection module produced when preventing that power switch is closed and disturb, be provided with isolation module between described on off state detection module and the power switch.
Further, described isolation module comprises unilateral diode and resistance, and the positive pole of unilateral diode is connected with power switch, and the negative pole of unilateral diode is connected with the on off state detection module by resistance.
Further, described energy-storage module is electrolytic condenser.When power switch disconnects, the input circuit of power module is cut off, this moment, power module stopped the finite state machine module for power supply, and energy-storage module provides work needed electric weight for the finite state machine module just in this case, guarantee the continuous working of finite state machine module energy, because it is the finite state machine module dissipation is low, less demanding to back-up source, so adopt jumbo electrolytic condenser at energy-storage module of the present utility model, to reduce cost.
The beneficial effects of the utility model are: the utility model provides a kind of multifunctional electric appliance control circuit based on state machine, it is controlled by state machine, can carry out the state redirect in conjunction with current input state and input edge signal, and drive the work of output control module control apparatus.The utility model need not to change original switching circuit, and circuit is simple and practical and cost is lower, is fit to large-scale promotion and uses.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and example.
Fig. 1 is schematic block circuit diagram of the present utility model.
Embodiment
With reference to Fig. 1, a kind of multifunctional electric appliance control circuit based on state machine of the present utility model, comprise the power module 1 that is used to electrical equipment that stable operating voltage is provided, and control power module 1 is switched on, the power switch 2 of outage, also comprises on off state detection module 3, finite state machine module 4, output control module 5; The input end of described power module 1 is connected to AC network through power switch 2, and the output terminal of described power module 1 is connected with the input end of finite state machine module 4, output control module 5; The input end of described on off state detection module 3 is connected with power switch 2, the output terminal of described on off state detection module 3 is connected with the input end of finite state machine module 4, and the output terminal of described finite state machine module 4 is connected with the input end of output control module 5; Described finite state machine module 4 connects the energy-storage module 6 of promising its power supply, and described energy-storage module 6 is connected with power module 1.During use, utilize 3 pairs of power switch 2 states of on off state detection module to detect, when power switch 2 closures, on off state detection module 3 transmits detection signal to finite state machine module 4, and finite state machine module 4 is handled to the received signal, comprises shake, filtering and shaping, the edge variation that satisfies condition is preserved, compare with the state of former setting, when satisfying condition, then drive output control module 5 and carry out corresponding action.The effect of output control module 5 is to preserve the current state of limited state machine module 4 as output, when finite state machine module 4 is carried out the edge signal detection, can also provide a stable output signal for electrical equipment, the isolation of Guarantee Status output and detection signal input has improved the stability of work.
Be provided with isolation module 7 between described on off state detection module 3 and the power switch 2, described isolation module 7 comprises unilateral diode 71 and resistance 72, the positive pole of unilateral diode 71 is connected with power switch 2, and the negative pole of unilateral diode 71 is connected with on off state detection module 3 by resistance 72.Wherein the effect of isolation module 7 is to filter out the influence to detection signal when power switch 2 actions of the energy-storage travelling wave tube of the capacitive of switch on wall back or perception, guarantee that the edge that on off state detection module 3 can accurately detect current power switch 2 changes, provide an input signal accurately for the state of finite state machine module 4 switches.
Described energy-storage module 6 is electrolytic condenser.When power switch 2 disconnects, the input circuit of power module 1 is cut off, this moment, power module 1 stopped 4 power supplies of finite state machine module, and energy-storage module 6 provides work needed electric weight for finite state machine module 4 just in this case, guarantee the 4 energy continuous workings of finite state machine module, because it is finite state machine module 4 is low in energy consumption, less demanding to back-up source, so adopt jumbo electrolytic condenser at energy-storage module 6 of the present utility model, to reduce cost.
The above is preferred embodiment of the present utility model, and the utility model is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present utility model with identical means, all should belong to protection domain of the present utility model.
Claims (4)
1. multifunctional electric appliance control circuit based on state machine, comprise the power module (1) that is used to electrical equipment that stable operating voltage is provided, and control power module (1) is switched on, the power switch (2) of outage, it is characterized in that: also comprise on off state detection module (3), finite state machine module (4), output control module (5); The input end of described power module (1) is connected to AC network through power switch (2), and the output terminal of described power module (1) is connected with the input end of finite state machine module (4), output control module (5); The input end of described on off state detection module (3) is connected with power switch (2), the output terminal of described on off state detection module (3) is connected with the input end of finite state machine module (4), and the output terminal of described finite state machine module (4) is connected with the input end of output control module (5); Described finite state machine module (4) connects the energy-storage module (6) of promising its power supply, and described energy-storage module (6) is connected with power module (1).
2. a kind of multifunctional electric appliance control circuit based on state machine according to claim 1 is characterized in that: be provided with isolation module (7) between described on off state detection module (3) and the power switch (2).
3. a kind of multifunctional electric appliance control circuit based on state machine according to claim 2, it is characterized in that: described isolation module (7) comprises unilateral diode (71) and resistance (72), the positive pole of unilateral diode (71) is connected with power switch (2), and the negative pole of unilateral diode (71) is connected with on off state detection module (3) by resistance (72).
4. a kind of multifunctional electric appliance control circuit based on state machine according to claim 1, it is characterized in that: described energy-storage module (6) is electrolytic condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320193015 CN203217292U (en) | 2013-04-16 | 2013-04-16 | State machine-based multifunctional electronic appliance control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320193015 CN203217292U (en) | 2013-04-16 | 2013-04-16 | State machine-based multifunctional electronic appliance control circuit |
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| Publication Number | Publication Date |
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| CN203217292U true CN203217292U (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320193015 Expired - Fee Related CN203217292U (en) | 2013-04-16 | 2013-04-16 | State machine-based multifunctional electronic appliance control circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104881529A (en) * | 2015-05-18 | 2015-09-02 | 南京航空航天大学 | Implementation method of sample-and-hold control strategy based on finite-state machine |
| CN105955085A (en) * | 2016-06-13 | 2016-09-21 | 中国科学院等离子体物理研究所 | Method for realizing real-time control of power supply system by using EPICS-based finite-state machine |
| CN106970796A (en) * | 2017-03-29 | 2017-07-21 | 四川长虹电器股份有限公司 | refrigerator main control software design method based on state machine |
-
2013
- 2013-04-16 CN CN 201320193015 patent/CN203217292U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104881529A (en) * | 2015-05-18 | 2015-09-02 | 南京航空航天大学 | Implementation method of sample-and-hold control strategy based on finite-state machine |
| CN104881529B (en) * | 2015-05-18 | 2018-05-29 | 南京航空航天大学 | Sampling based on finite state machine keeps the implementation method of control strategy |
| CN105955085A (en) * | 2016-06-13 | 2016-09-21 | 中国科学院等离子体物理研究所 | Method for realizing real-time control of power supply system by using EPICS-based finite-state machine |
| CN106970796A (en) * | 2017-03-29 | 2017-07-21 | 四川长虹电器股份有限公司 | refrigerator main control software design method based on state machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 529000 Guangdong city of Jiangmen Province Jin Tong Road Tangxia town Pengjiang District No. 21 Patentee after: Guangdong Kennede Electronics Co., Ltd. Address before: 529000 Guangdong city of Jiangmen Province High Street No. 22 Patentee before: Guangdong Kennede Electronics Co., Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20180416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |