CN201725192U - Standby wake-up control circuit and control processing unit - Google Patents
Standby wake-up control circuit and control processing unit Download PDFInfo
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- CN201725192U CN201725192U CN2010202237593U CN201020223759U CN201725192U CN 201725192 U CN201725192 U CN 201725192U CN 2010202237593 U CN2010202237593 U CN 2010202237593U CN 201020223759 U CN201020223759 U CN 201020223759U CN 201725192 U CN201725192 U CN 201725192U
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Abstract
The utility model is applicable to the technical field of standby control, and provides a standby wake-up control circuit and a control processing unit. The control processing unit comprises a control processing unit body and the standby wake-up control circuit. In the utility model, when the control processing unit is in a standby state, the control processing unit body does not consume any power; and the standby wake-up control circuit comprises a power switch control module and a wake-up trigger module, so that the structure is simple and power consumption is very low, and the standby power consumption of the control processing unit is greatly reduced.
Description
Technical field
The utility model belongs to the Opportunity awaiting control for linear technical field, relates in particular to a kind of standby wakeup control circuit and controlled processing unit.
Background technology
At present, most of controlled processing unit, as single-chip microcomputer, DSP etc., all has the stand-by operation pattern, controlled processing unit is under the stand-by operation pattern also can consumed power, reworks so that be waken up, therefore, reduce the stand-by power consumption of controlled processing unit, can reduce the power consumption of controlled processing unit greatly.
There is the big problem of stand-by power consumption in present controlled processing unit, the stand-by power consumption of controlled processing unit is mostly at microampere order, can reach that to receive the controlled processing unit of peace level considerably less, and price is higher usually, and in some known designs schemes, if controlled processing unit does not reach the requirement of low-power consumption standby and just must be replaced, thereby bring huge development amount.
The utility model content
The purpose of this utility model is to provide a kind of standby wakeup control circuit, is intended to solve present controlled processing unit and has the big problem of stand-by power consumption.
The utility model is achieved in that a kind of standby wakeup control circuit, and described standby wakeup control circuit comprises:
The input termination power, output termination controlled processing unit body, the power switch control module that the power supply of described controlled processing unit body is controlled; And
Be connected with the control end of described power switch control module,, send wake up trigger signal and trigger described power switch control module is carried out the transient state power supply to the controlled processing unit body wake-up trigger module when described controlled processing unit body is under the holding state.
In the said structure, described standby wakeup control circuit also comprises:
Be connected with the control end of described power switch control module, what receive that described controlled processing unit body sends is used to control the self-locking signal receiving module from lock signal that described power switch control module is powered to the controlled processing unit body or cut off the power supply.
In the said structure, described power switch control module comprises:
Control chip and capacitor C 2;
The input end of described control chip is the input end of power switch control module, the output terminal of described control chip is the output terminal of power switch control module, described capacitor C 2 is serially connected between the output terminal and ground of described control chip, the control end of described control chip is the control end of power switch control module, the ground end ground connection of described control chip.
In the said structure, described wake-up trigger module comprises:
Trigger switch, resistance R 2, resistance R 3 and capacitor C 1;
First termination power of described trigger switch, first end of the second terminating resistor R2 of described trigger switch, the control end of the second termination power switch control module of described resistance R 2, the link of described resistance R 2 and power switch control module is by parallel resistor R3 and capacitor C 1 ground connection.
In the said structure, described trigger switch is button trigger switch, infrared photosensitive trigger switch or acoustic control trigger switch.
In the said structure, described trigger switch is composed in parallel by button trigger switch, infrared photosensitive trigger switch and acoustic control trigger switch.
In the said structure, described self-locking signal receiving module comprises resistance R 1, the first termination controlled processing unit body of described resistance R 1, the control end of the second termination power switch control module of described resistance R 1.
Another purpose of the present utility model is to provide a kind of controlled processing unit, comprises the controlled processing unit body, and described controlled processing unit also comprises above-mentioned standby wakeup control circuit.
In the said structure, described controlled processing unit comprises single-chip microcomputer and DSP.
In the utility model, controlled processing unit comprises controlled processing unit body and standby wakeup control circuit, when controlled processing unit is in holding state following time, the not power consumption of controlled processing unit body, and the standby wakeup control circuit comprises power switch control module and wake-up trigger module, it is simple in structure, and power consumption is considerably less, so just greatly reduces the stand-by power consumption of controlled processing unit.
Description of drawings
Fig. 1 is the structural drawing of the standby wakeup control circuit that provides of the utility model embodiment;
Fig. 2 is the exemplary circuit figure of the standby wakeup control circuit that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The utility model embodiment provides a kind of controlled processing unit, comprise controlled processing unit body 100 and standby wakeup control circuit 200, when controlled processing unit is in holding state following time, the 100 not power consumptions of controlled processing unit body, and standby wakeup control circuit 200 comprises power switch control module 201 and wake-up trigger module 202, it is simple in structure, and power consumption is considerably less, so just greatly reduces the stand-by power consumption of controlled processing unit.As the utility model one embodiment, controlled processing unit comprises single-chip microcomputer and DSP.
Fig. 1 shows the structure of the standby wakeup control circuit that the utility model embodiment provides.
Standby wakeup control circuit 200 comprises power switch control module 201 and wake-up trigger module 202.
The input termination power of power switch control module 201, output termination controlled processing unit body 100 is controlled the power supply of controlled processing unit body 100;
Wake-up trigger module 202 is connected with the control end of power switch control module 201, when controlled processing unit body 100 is under the holding state, wake-up trigger module 202 is sent wake up trigger signal and is triggered 201 pairs of controlled processing unit bodies of power switch control module 100 and carry out the transient state power supply.
As the utility model one embodiment, the standby wakeup control circuit also comprises self-locking signal receiving module 203, self-locking signal receiving module 203 is connected with the control end of power switch control module 201, being used to of receiving that controlled processing unit body 100 sends control 201 pairs of controlled processing unit bodies 100 of power switch control module power or cut off the power supply from lock signal.
Fig. 2 shows the exemplary circuit structure of the standby wakeup control circuit that the utility model embodiment provides.
As the utility model one embodiment, power switch control module 201 comprises:
Control chip U1 and capacitor C 2;
The input end Vin of control chip U1 is the input end of power switch control module 201, the output end vo ut of control chip U1 is the output terminal of power switch control module 201, capacitor C 2 is serially connected between the output end vo ut and ground of control chip U1, the control end ON/OFF of control chip U1 is the control end of power switch control module 201, the ground end Vss ground connection of control chip U1.
As the utility model one embodiment, wake-up trigger module 202 comprises:
The first termination power Vcc of trigger switch 2021, first end of the second terminating resistor R2 of trigger switch 2021, the control end of the second termination power switch control module 201 of resistance R 2, the link of resistance R 2 and power switch control module 201 is by parallel resistor R3 and capacitor C 1 ground connection.
As the utility model one embodiment, trigger switch 2021 is button trigger switch, infrared photosensitive trigger switch or acoustic control trigger switch etc.
As the utility model one embodiment, trigger switch 2021 is composed in parallel by button trigger switch, infrared photosensitive trigger switch and acoustic control trigger switch.
In the utility model embodiment, trigger switch 2021 is button trigger switch K1.
As the utility model one embodiment, self-locking signal receiving module 203 comprises resistance R 1, the first termination controlled processing unit body 100 of resistance R 1, the control end of the second termination power switch control module 201 of resistance R 1.
Be that single-chip microcomputer is an example below with the controlled processing unit, the course of work of standby wakeup control circuit be described:
When single-chip microcomputer is in holding state, the user presses button trigger switch K1, the control end ON/OFF of button trigger switch K1 momentary connection power Vcc and control chip U1, the current potential of the control end ON/OFF of control chip U1 is drawn high, the output end vo ut output high level of control chip U1 carries out the transient state power supply to the single-chip microcomputer body, the single-chip microcomputer body is started working, simultaneously, single-chip microcomputer body output high level is from lock signal, the control end ON/OFF of control chip U1 receives high level from lock signal through self-locking signal receiving module 203, the output end vo ut of control chip U1 continues the output high level single-chip microcomputer body is powered, after the single-chip microcomputer body is finished work of treatment, single-chip microcomputer body output low level is from lock signal, the control end ON/OFF of control chip U1 receives low level from lock signal through self-locking signal receiving module 203, the output end vo ut of control chip U1 stops the single-chip microcomputer body is powered, and single-chip microcomputer reenters holding state.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. a standby wakeup control circuit is characterized in that, described standby wakeup control circuit comprises:
The input termination power, output termination controlled processing unit body, the power switch control module that the power supply of described controlled processing unit body is controlled; And
Be connected with the control end of described power switch control module,, send wake up trigger signal and trigger described power switch control module is carried out the transient state power supply to the controlled processing unit body wake-up trigger module when described controlled processing unit body is under the holding state.
2. standby wakeup control circuit as claimed in claim 1 is characterized in that, described standby wakeup control circuit also comprises:
Be connected with the control end of described power switch control module, what receive that described controlled processing unit body sends is used to control the self-locking signal receiving module from lock signal that described power switch control module is powered to the controlled processing unit body or cut off the power supply.
3. standby wakeup control circuit as claimed in claim 1 is characterized in that, described power switch control module comprises:
Control chip and capacitor C 2;
The input end of described control chip is the input end of power switch control module, the output terminal of described control chip is the output terminal of power switch control module, described capacitor C 2 is serially connected between the output terminal and ground of described control chip, the control end of described control chip is the control end of power switch control module, the ground end ground connection of described control chip.
4. standby wakeup control circuit as claimed in claim 1 is characterized in that, described wake-up trigger module comprises:
Trigger switch, resistance R 2, resistance R 3 and capacitor C 1;
First termination power of described trigger switch, first end of the second terminating resistor R2 of described trigger switch, the control end of the second termination power switch control module of described resistance R 2, the link of described resistance R 2 and power switch control module is by parallel resistor R3 and capacitor C 1 ground connection.
5. standby wakeup control circuit as claimed in claim 4 is characterized in that, described trigger switch is button trigger switch, infrared photosensitive trigger switch or acoustic control trigger switch.
6. standby wakeup control circuit as claimed in claim 4 is characterized in that, described trigger switch is composed in parallel by button trigger switch, infrared photosensitive trigger switch and acoustic control trigger switch.
7. standby wakeup control circuit as claimed in claim 2, it is characterized in that, described self-locking signal receiving module comprises resistance R 1, the first termination controlled processing unit body of described resistance R 1, the control end of the second termination power switch control module of described resistance R 1.
8. a controlled processing unit comprises the controlled processing unit body, it is characterized in that, described controlled processing unit also comprises each described standby wakeup control circuit as claim 1-7.
9. controlled processing unit as claimed in claim 8 is characterized in that described controlled processing unit comprises single-chip microcomputer and DSP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202237593U CN201725192U (en) | 2010-06-11 | 2010-06-11 | Standby wake-up control circuit and control processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202237593U CN201725192U (en) | 2010-06-11 | 2010-06-11 | Standby wake-up control circuit and control processing unit |
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| Publication Number | Publication Date |
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| CN201725192U true CN201725192U (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202237593U Expired - Fee Related CN201725192U (en) | 2010-06-11 | 2010-06-11 | Standby wake-up control circuit and control processing unit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998981A (en) * | 2011-09-19 | 2013-03-27 | 珠海格力电器股份有限公司 | Electric appliance and method, device and system for standby control of electric appliance |
| CN105700441A (en) * | 2016-03-25 | 2016-06-22 | 中国海洋大学 | Low-power-consumption single-chip microcomputer type power supply management control system |
| CN110212906A (en) * | 2019-06-13 | 2019-09-06 | 上海松下微波炉有限公司 | Standby wake up circuit and arrangement device with the standby wake up circuit |
| WO2019184362A1 (en) * | 2018-03-28 | 2019-10-03 | 深圳市道通智能航空技术有限公司 | Activation system for electric meter and electronic device |
| CN113359936A (en) * | 2021-05-27 | 2021-09-07 | 佛山市顺德区美的电子科技有限公司 | Power control method, power control circuit, device and household appliance |
| WO2021227602A1 (en) * | 2020-05-12 | 2021-11-18 | 大唐移动通信设备有限公司 | Active antenna unit, and method and device for switching working state |
-
2010
- 2010-06-11 CN CN2010202237593U patent/CN201725192U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998981A (en) * | 2011-09-19 | 2013-03-27 | 珠海格力电器股份有限公司 | Electric appliance and method, device and system for standby control of electric appliance |
| CN105700441A (en) * | 2016-03-25 | 2016-06-22 | 中国海洋大学 | Low-power-consumption single-chip microcomputer type power supply management control system |
| WO2019184362A1 (en) * | 2018-03-28 | 2019-10-03 | 深圳市道通智能航空技术有限公司 | Activation system for electric meter and electronic device |
| CN110212906A (en) * | 2019-06-13 | 2019-09-06 | 上海松下微波炉有限公司 | Standby wake up circuit and arrangement device with the standby wake up circuit |
| CN110212906B (en) * | 2019-06-13 | 2024-01-05 | 上海松下微波炉有限公司 | Standby awakening circuit and cooking device with same |
| WO2021227602A1 (en) * | 2020-05-12 | 2021-11-18 | 大唐移动通信设备有限公司 | Active antenna unit, and method and device for switching working state |
| CN113359936A (en) * | 2021-05-27 | 2021-09-07 | 佛山市顺德区美的电子科技有限公司 | Power control method, power control circuit, device and household appliance |
| CN113359936B (en) * | 2021-05-27 | 2023-10-03 | 佛山市顺德区美的电子科技有限公司 | Power control method, power control circuit, device and household appliance |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20150611 |
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| EXPY | Termination of patent right or utility model |