CN103809496B - The energy-saving control circuit of embedded system - Google Patents
The energy-saving control circuit of embedded system Download PDFInfo
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- CN103809496B CN103809496B CN201410077710.4A CN201410077710A CN103809496B CN 103809496 B CN103809496 B CN 103809496B CN 201410077710 A CN201410077710 A CN 201410077710A CN 103809496 B CN103809496 B CN 103809496B
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- resistance
- electric capacity
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- triode
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Abstract
The invention discloses a kind of energy-saving control circuit of embedded system, this circuit comprises the first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, first triode, second triode, first diode, second diode, first electric capacity, stabilivolt and button, this circuit is connected with battery and embedded system respectively in battery power supply system, by controlling the opening and closing of electric power system to the control of button, according to push button signalling, embedded system judges that battery power supply system is powered or power complete, thus the cut-out determining battery whether, advantage can determine whether accurately to adopt powered battery according to the operation to button of user of service, directly battery is cut off when not powering, closed by battery power supply system, battery power consumption can not be in consumption state, improves the continued power ability of battery power supply system thus.
Description
Technical field
The present invention relates to a kind of embedded system control technology, especially relate to a kind of energy-saving control circuit of embedded system.
Background technology
Along with the development of modern science and technology, embedded system is widely used in all trades and professions, has been widely used in battery power supply system at present.Embedded system is as the core of battery power supply system, and whether the battery controlled in battery power supply system is powered or how to be powered, and the quality of its performance directly affects the continued power ability of battery power supply system.
In existing battery power supply system, embedded system usually controls battery according to the input signal received and enters duty or holding state, when but even if embedded system is operated in holding state, the electric current that battery power supply system also has tens to hundreds of uA exists, battery power consumption is in consumption state always, causes harmful effect thus to the continued power ability of battery power supply system.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of energy-saving control circuit that can improve the embedded system of the continued power ability of battery power supply system.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of energy-saving control circuit of embedded system, comprises the first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, first triode, second triode, first diode, second diode, first electric capacity, stabilivolt and button, one end of the first described resistance, the emitter of the second described triode be connected with one end of described button and its link for accessing battery forward voltage, the other end of the first described resistance, the base stage of the second described triode is connected with one end of the second described resistance, and the other end of the second described resistance is connected with the collector of the first described triode, the base stage of the first described triode, the negative pole of the first described diode is connected with the negative pole of the second described diode, the positive pole of the first described diode is connected with one end of the 3rd described resistance, the other end of the 3rd described resistance is for accessing the power supply signal of embedded system, the positive pole of the second described diode is connected with one end of the 4th described resistance, the other end of the 4th described resistance, one end of the 5th described resistance is connected with the other end of described button, the other end of the 5th described resistance, the negative pole of described stabilivolt, one end of the 6th described resistance is connected with one end of the first described electric capacity, and the other end of the 6th described resistance is used for embedded system output key signal, the emitter of the first described triode, the positive pole of described stabilivolt and the other end ground connection of the first described electric capacity, the collector of the second described triode connects the power end of embedded system.
The collector of the second described triode connects the power end of embedded system by Voltage stabilizing module.
Described Voltage stabilizing module comprises voltage stabilizing chip, second electric capacity, 3rd electric capacity, 4th electric capacity and the 5th electric capacity, the signal input part of described voltage stabilizing chip, one end of the second described electric capacity is all connected with the collector of the second described triode with one end of the 3rd described electric capacity, the signal output part of described voltage stabilizing chip, one end of the 4th described electric capacity is connected with one end three of the 5th described electric capacity and is connected with the power end of embedded system afterwards, the earth terminal of described voltage stabilizing chip, the other end of the second described electric capacity, the other end of the 3rd described electric capacity, the other end of the 4th described electric capacity and the equal ground connection of the other end of the 5th described electric capacity.
Compared with prior art, the invention has the advantages that the opening and closing by controlling electric power system to the control of button, by button, 4th resistance, second diode, first triode, second resistance, first resistance, second triode, whether the power end voltage that the circuit that battery and embedded system form controls embedded system accesses, and passes through button, 5th resistance, 6th resistance, the button detection module of the first electric capacity and stabilivolt composition generates push button signalling and sends to embedded system, according to push button signalling, embedded system judges whether battery power supply system is in power supply state, when button first time presses, the power end access voltage of embedded system enters duty, button detection module generates push button signalling and sends to embedded system, embedded system judges powered battery according to push button signalling, sends to power supply signal to the 3rd resistance, by battery, first resistance, second resistance, first triode, first diode, 3rd resistance, the circuit of embedded system and the second triode composition forms path, and battery starts power supply, battery, embedded system and energy-saving control circuit are all in running order, when again pushing button, button detection module again generates push button signalling and sends to embedded system, according to push button signalling, embedded system judges that battery power supply system is powered complete, now embedded system no longer sends power supply signal to the 3rd resistance, by battery, first resistance, second resistance, first triode, first diode, 3rd resistance, the circuit of embedded system and the second triode composition forms open circuit, battery is disconnected, battery power supply system is closed and is no longer powered, energy-saving control circuit of the present invention can determine whether to adopt powered battery according to the operation to button of user of service accurately thus, directly battery is cut off when not powering, battery power supply system is closed, battery power consumption can not be in consumption state, improve the continued power ability of battery power supply system thus,
When the collector of the second triode connects the power end of embedded system by Voltage stabilizing module, Voltage stabilizing module carries out voltage stabilizing process to the operating voltage that embedded system accesses, and improves stability and the reliability of battery power supply system,
When Voltage stabilizing module comprises voltage stabilizing chip, the second electric capacity, the 3rd electric capacity, the 4th electric capacity and the 5th electric capacity, voltage stabilizing chip improves the voltage stability of energy-saving control circuit, form undesired signal in second electric capacity, the 3rd electric capacity, the 4th electric capacity and the 5th capacitance on circuit to filter, further raising circuit stability, ensures control accuracy.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of embodiment one;
Fig. 2 is the circuit structure diagram of embodiment two;
Fig. 3 is the circuit diagram of embodiment two.
Embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Embodiment one: as shown in Figure 1, a kind of energy-saving control circuit of embedded system, comprises the first resistance R1, second resistance R2, 3rd resistance R3, 4th resistance R4, 5th resistance R5, 6th resistance R6, first triode Q1, second triode Q2, first diode D1, second diode D2, first electric capacity C1, stabilivolt Z1 and button SW1, one end of the first resistance R1, the emitter of the second triode Q2 be connected with one end of button SW1 and its link for accessing battery forward voltage in battery power supply system, the other end of the first resistance R1, the base stage of the second triode Q2 is connected with one end of the second resistance R2, and the other end of the second resistance R2 is connected with the collector of the first triode Q1, the base stage of the first triode Q1, the negative pole of the first diode D1 is connected with the negative pole of the second diode D2, the positive pole of the first diode D1 is connected with one end of the 3rd resistance R3, the other end of the 3rd resistance R3 receives the power supply signal ON of embedded system output, the positive pole of the second diode D2 is connected with one end of the 4th resistance R4, the other end of the 4th resistance R4, one end of 5th resistance R5 is connected with the other end of button SW1, the other end of the 5th resistance R5, the negative pole of stabilivolt Z1, one end of 6th resistance R6 is connected with one end of the first electric capacity C1, the other end of the 6th resistance R6 is used for embedded system output key signal SW, according to push button signalling SW, embedded system judges that battery power supply system is in using state or non-working condition, the emitter of the first triode Q1, the positive pole of stabilivolt Z1 and the other end ground connection of the first electric capacity C1, the collector of the second triode Q2 connects the power end of embedded system.
The principle of work of the energy-saving control circuit of the present embodiment is: be first linked in battery power supply system by energy-saving control circuit, and energy-saving control circuit is connected with the corresponding end of battery and embedded system, and the button SW1 of energy-saving control circuit uses as switch.When using battery power supply system, user of service to push button SW1 first time, and button SW1 sends signal, now, by button SW1, 4th resistance R4, second diode D2, first triode Q1, second resistance R2, first resistance R1, second triode Q2, the circuit of battery and embedded system composition forms path, and the power end access voltage of embedded system enters duty, by button SW1, 5th resistance R5, 6th resistance R6, push button signalling SW is sent to embedded system by the button detection module that the first electric capacity C1 and stabilivolt Z1 forms, according to push button signalling SW, embedded system judges whether battery power supply system is in power supply state, such as button SW1 first time presses and represents that battery power supply system starts power supply, button SW1 second time is pressed and is represented that battery power supply system is powered complete, now push button signalling SW represents that button SW1 first time presses, embedded system judges powered battery according to push button signalling SW, send to power supply signal ON to the 3rd resistance R3, by battery, first resistance R1, second resistance R2, first triode Q1, first diode D1, 3rd resistance R3, the circuit that embedded system and the second triode Q2 form forms path, and battery starts power supply, battery, embedded system and energy-saving control circuit are all in running order, as the SW1 that again pushes button, button SW1 sends signal, by button SW1, 5th resistance R5, 6th resistance R6, push button signalling SW is sent to embedded system by button detection module that the first electric capacity C1 and stabilivolt Z1 forms again, according to push button signalling SW, embedded system judges that battery power supply system is powered complete, now embedded system no longer sends power supply signal ON to the 3rd resistance R3, by battery, first resistance R1, second resistance R2, first triode Q1, first diode D1, 3rd resistance R3, the circuit that embedded system and the second triode Q2 form forms open circuit, battery is disconnected, battery power supply system is closed and is no longer powered.The energy-saving control circuit of the present embodiment can determine whether to adopt powered battery according to the operation of user of service accurately, directly battery is cut off when not powering, embedded system no longer works, battery power supply system is closed, battery power consumption can not be in consumption state, improves the continued power ability of battery power supply system thus.
Embodiment two: as shown in Figure 2, the present embodiment is substantially identical with embodiment one, and difference is only that the collector of the second triode Q2 connects the power end of embedded system by Voltage stabilizing module.
As shown in Figure 3, Voltage stabilizing module comprises voltage stabilizing chip U1, second electric capacity C2, 3rd electric capacity C3, 4th electric capacity C4 and the 5th electric capacity C5, the signal input part of voltage stabilizing chip U1, one end of second electric capacity C2 is all connected with the collector of the second triode Q2 with one end of the 3rd electric capacity C3, the signal output part of voltage stabilizing chip U1, one end of 4th electric capacity C4 is connected with one end three of the 5th electric capacity C5 and is connected with the power end of embedded system afterwards, the earth terminal of voltage stabilizing chip U1, the other end of the second electric capacity C2, the other end of the 3rd electric capacity C3, the other end of the 4th electric capacity C4 and the equal ground connection of the other end of the 5th electric capacity C5.
In the present embodiment, improved the voltage stability of energy-saving control circuit by voltage stabilizing chip U1 in Voltage stabilizing module, and filtered forming undesired signal in circuit by the second electric capacity C2 in Voltage stabilizing module, the 3rd electric capacity C3, the 4th electric capacity C4 and the 5th electric capacity C5, further raising circuit stability, ensures control accuracy.
Claims (3)
1. an energy-saving control circuit for embedded system, is characterized in that comprising the first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, first triode, second triode, first diode, second diode, first electric capacity, stabilivolt and button, one end of the first described resistance, the emitter of the second described triode be connected with one end of described button and its link for accessing battery forward voltage, the other end of the first described resistance, the base stage of the second described triode is connected with one end of the second described resistance, and the other end of the second described resistance is connected with the collector of the first described triode, the base stage of the first described triode, the negative pole of the first described diode is connected with the negative pole of the second described diode, the positive pole of the first described diode is connected with one end of the 3rd described resistance, the other end of the 3rd described resistance is for accessing the power supply signal of embedded system, the positive pole of the second described diode is connected with one end of the 4th described resistance, the other end of the 4th described resistance, one end of the 5th described resistance is connected with the other end of described button, the other end of the 5th described resistance, the negative pole of described stabilivolt, one end of the 6th described resistance is connected with one end of the first described electric capacity, and the other end of the 6th described resistance is used for embedded system output key signal, the emitter of the first described triode, the positive pole of described stabilivolt and the other end ground connection of the first described electric capacity, the collector of the second described triode connects the power end of embedded system.
2. the energy-saving control circuit of embedded system according to claim 1, is characterized in that the collector of the second described triode connects the power end of embedded system by Voltage stabilizing module.
3. the energy-saving control circuit of embedded system according to claim 2, it is characterized in that described Voltage stabilizing module comprises voltage stabilizing chip, second electric capacity, 3rd electric capacity, 4th electric capacity and the 5th electric capacity, the signal input part of described voltage stabilizing chip, one end of the second described electric capacity is all connected with the collector of the second described triode with one end of the 3rd described electric capacity, the signal output part of described voltage stabilizing chip, one end of the 4th described electric capacity is connected with one end three of the 5th described electric capacity and is connected with the power end of embedded system afterwards, the earth terminal of described voltage stabilizing chip, the other end of the second described electric capacity, the other end of the 3rd described electric capacity, the other end of the 4th described electric capacity and the equal ground connection of the other end of the 5th described electric capacity.
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| CN201410077710.4A CN103809496B (en) | 2014-03-05 | 2014-03-05 | The energy-saving control circuit of embedded system |
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| CN201410077710.4A CN103809496B (en) | 2014-03-05 | 2014-03-05 | The energy-saving control circuit of embedded system |
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| CN103809496A CN103809496A (en) | 2014-05-21 |
| CN103809496B true CN103809496B (en) | 2016-03-30 |
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| CN106533409B (en) * | 2016-12-15 | 2023-08-22 | 张家港华捷电子有限公司 | Zero power consumption control device of dust collection cup lithium battery |
| CN109814984B (en) * | 2019-02-01 | 2023-06-30 | 宁波市金泽机电科技有限公司 | Anti-dead-time control circuit of embedded system |
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| CN201153295Y (en) * | 2008-01-29 | 2008-11-19 | 四川长虹电器股份有限公司 | Television standby detection power supply circuit |
| CN102033501A (en) * | 2010-12-01 | 2011-04-27 | 中颖电子股份有限公司 | Power supply control system of singlechip |
| CN201878122U (en) * | 2010-08-04 | 2011-06-22 | 鸿富锦精密工业（深圳）有限公司 | Touch-control key detection and LED control circuit |
| CN203838507U (en) * | 2014-03-05 | 2014-09-17 | 宁波市安博应急品有限公司 | Energy-saving control circuit of embedded system |
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| CN100501641C (en) * | 2004-09-06 | 2009-06-17 | 鸿富锦精密工业（深圳）有限公司 | Starting circuit for decreasing stand-by power consumption of notebook computer |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1484664A2 (en) * | 2003-06-06 | 2004-12-08 | Texas Instruments Inc. | Architecture for switching power source to load in a battery powered system |
| CN201153295Y (en) * | 2008-01-29 | 2008-11-19 | 四川长虹电器股份有限公司 | Television standby detection power supply circuit |
| CN201878122U (en) * | 2010-08-04 | 2011-06-22 | 鸿富锦精密工业（深圳）有限公司 | Touch-control key detection and LED control circuit |
| CN102033501A (en) * | 2010-12-01 | 2011-04-27 | 中颖电子股份有限公司 | Power supply control system of singlechip |
| CN203838507U (en) * | 2014-03-05 | 2014-09-17 | 宁波市安博应急品有限公司 | Energy-saving control circuit of embedded system |
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Address after: 315212, 118, Zhenhai Avenue, Ningbo, Zhejiang Applicant after: Ningbo City Anbo New Energy Technology Co., Ltd. Address before: 315212, 118, Zhenhai Avenue, Ningbo, Zhejiang Applicant before: NINGBO AMBON EMERGENCY PRODUCTS CO., LTD. |
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Inventor after: He Jianfen Inventor after: Xu Naijun Inventor before: Xu Naijun Inventor before: Huang Jie Inventor before: Wang Yijun Inventor before: Bao Jianqiang Inventor before: Ran Zhilin Inventor before: Zhan Xingxing Inventor before: Zhuo Weibo Inventor before: He Jianfen Inventor before: Zhang Zhijian Inventor before: Wang Zhefu Inventor before: Yao Xu |
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Free format text: CORRECT: INVENTOR; FROM: XU NAIJUN BAO JIANQIANG RAN ZHILIN ZHAN XINGXING ZHUO WEIBO HE JIANFEN ZHANG ZHIJIAN WANG ZHEFU YAO XU HUANG JIE WANG YIJUN TO: HE JIANFEN XU NAIJUN Free format text: CORRECT: APPLICANT; FROM: NINGBO ANBO EMERGENCY PRODUCTS CO., LTD. TO: NINGBO CITY ANBO NEW ENERGY TECHNOLOGY CO., LTD. |
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