CN110211277A - A kind of Fingerprint Lock low consumption circuit and Low-power-consumptiocontrol control method - Google Patents
A kind of Fingerprint Lock low consumption circuit and Low-power-consumptiocontrol control method Download PDFInfo
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- CN110211277A CN110211277A CN201910649139.1A CN201910649139A CN110211277A CN 110211277 A CN110211277 A CN 110211277A CN 201910649139 A CN201910649139 A CN 201910649139A CN 110211277 A CN110211277 A CN 110211277A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000012545 processing Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 8
- 238000010200 validation analysis Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
- 230000000087 stabilizing effect Effects 0.000 description 4
- 230000006854 communication Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00944—Details of construction or manufacture
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00817—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys where the code of the lock can be programmed
Abstract
The invention discloses a kind of Fingerprint Lock low consumption circuits, including fingerprint lock body, and the MCU chip on fingerprint lock body is set, fingerprint module, battery power supply system and motor drive module, fingerprint module and motor drive module are connect with MCU chip, the input information battery power supply system that MCU chip receives fingerprint module powers to fingerprint module by the first voltage-stablizer LDO1, battery power supply system powers to motor drive module by the second voltage-stablizer LDO2, the battery power supply system powers to MCU chip by the 4th voltage-stablizer LDO4, the first voltage-stablizer LDO1, second voltage-stablizer LDO2 and the 4th voltage-stablizer LDO4 are connected with MCU chip.The invention also discloses a kind of Fingerprint Lock Low-power-consumptiocontrol control methods.The present invention is powered control to each module respectively by using voltage-stablizer, solves the problems, such as that Fingerprint Lock quiescent dissipation is excessive.
Description
Technical field
The present invention relates to smart lock field, a kind of Fingerprint Lock low consumption circuit and low power consumption control side are related in particular to
Method.
Background technique
With the fast development of Fingerprint Lock industry, intelligent fingerprint lock is also gradually goed deep into daily life.Intelligence is opened
Lock mainly be made of fingerprint module and/or password authentication module and/or RRID module and MCU chip etc., by input fingerprint,
It swipes the card the order such as electronics or input module, drives motor internal rotation, gearing in drives mechanical part to complete primary unlock.Such as
Patent " a kind of 4G communication intelligence lock of CN201720840266.6 ", smart lock fingerprint module is for acquiring finger print information, master control core
Piece carries out processing analysis for receiving image information, finger print information and environmental information, and to the information, controls intelligent lock body
Opening and closing.
When MCU chip enters low-power consumption mode, the summation of power supply module institute power consumption stream is participated in, as Fingerprint Lock complete machine is quiet
State power consumption, is also stand-by power consumption.The size of the stand-by power consumption directly affects the service life of battery.
However, most of Fingerprint Lock quiescent dissipations currently on the market be all made according to professional standard, but due to
Fingerprint lock function is enriched constantly, the addition of more multifunction module so that the practical quiescent dissipation of Fingerprint Lock is higher than professional standard,
When comprising multiple modules, the powering mode of Fingerprint Lock is usually directly by power supply system to RFID module, fingerprint module, electricity
The power supply such as machine drive module, voice module and screen display module.The problem of high quiescent dissipation, directly influences the use of battery
In the service life, this will lead to the problem of experience property is deteriorated.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of Fingerprint Lock low consumption circuit and low function
Control method is consumed, solves the problems, such as that prior art Fingerprint Lock quiescent dissipation is excessively high.
The purpose of the present invention is achieved through the following technical solutions:
A kind of Fingerprint Lock low consumption circuit, including fingerprint lock body, and be arranged on fingerprint lock body MCU chip,
Fingerprint module, battery power supply system and motor drive module, the fingerprint module and motor drive module connect with MCU chip
It connects, the MCU chip receives the input information of fingerprint module and controls motor drive module driving fingerprint lock body and opens or close
It closes, the battery power supply system powers to fingerprint module by the first voltage-stablizer LDO1, and the battery power supply system passes through second
Voltage-stablizer LDO2 powers to motor drive module, and the battery power supply system powers to MCU chip by the 4th voltage-stablizer LDO4,
The first voltage-stablizer LDO1, the second voltage-stablizer LDO2 and the 4th voltage-stablizer LDO4 are connected with MCU chip.
It further, further include the screen display module being arranged on fingerprint lock body, the screen display module and MCU
Chip connection, the screen display module is used to export the information of MCU chip processing and image, the battery power supply system pass through
4th voltage-stablizer LDO4 and the voltage input end of first switch tube connect, and the voltage output end and screen of the first switch tube are aobvious
Show the power end connection of module, the control terminal connection of the MCU chip and first switch tube.
It further, further include the RFID module being arranged on fingerprint lock body, the RFID module and MCU chip connect
It connects, the MCU chip receives the input information of RFID module and controls motor drive module driving fingerprint lock body and opens or close
It closes, the battery power supply system is connected by the 4th voltage-stablizer LDO4 and the voltage input end of second switch, and described second opens
The voltage output end for closing pipe is connect with RFID module, the control terminal connection of the MCU chip and second switch.
It further, further include the voice module being arranged on fingerprint lock body, the voice module and MCU chip connect
It connects, the voice module is used to export the voice messaging of MCU chip processing, and the battery power supply system passes through third voltage-stablizer
LDO3 powers to voice module, and third voltage-stablizer LDO3 is connected with MCU chip.
Further, the battery power supply system is composed in series by four 1.5V dry cells.
Further, the battery power supply system is 3.3V by output voltage after the 4th voltage-stablizer LDO4.
It further, further include password authentication module, the password authentication module uses touch key-press circuit, the touch
Key circuit is connect with MCU chip, and the MCU chip receives the input information of touch key-press circuit and controls motor drive module
Driving fingerprint lock body opens or closes, and the battery power supply system supplies touch key-press circuit by the 5th voltage-stablizer LDO5
Electricity, the 5th voltage-stablizer LDO5 are connected with MCU chip.
A kind of Fingerprint Lock Low-power-consumptiocontrol control method, comprising:
In the operational mode, password authentification mode and fingerprint/Validation Mode of swiping the card are configured, when user selects password authentification mould
When formula, the RF module of fingerprint module and verifying of swiping the card is closed；When user selects fingerprint/mode of swiping the card, fingerprint module is opened
With the RF module for verifying of swiping the card.
Preferably, the Fingerprint Lock Low-power-consumptiocontrol control method further includes the control method under standby mode:
Fingerprint module includes fingerprint wake-up circuit, fingerprint algorithm circuit；Password authentification unlocked state includes touch key-press electricity
Road；
In stand-by mode, swipe the card module, fingerprint algorithm circuit, voice module, screen display module, voltage-stablizer are closed
The power supply of LDO, switching tube, motor drive module, battery power supply system are powered to MCU chip, the power supply of fingerprint wake-up circuit, are touched
Key circuit power supply.
Compared with prior art, the invention has the following beneficial effects:
Battery power supply system of the invention powers to fingerprint module by the first voltage-stablizer LDO1, passes through the second voltage-stablizer
LDO2 powers to motor drive module, is powered by the 4th voltage-stablizer LDO4 to MCU chip, does not directly adopt battery power supply system
To each module for power supply, the quantity for participating in power consumption module can be reduced by the on-off of the control voltage-stablizer in standby mode, for example,
It only powers to MCU chip, the power supply of fingerprint module and motor drive module is closed, to reduce power supply module institute power consumption stream
Summation solves the problems, such as that Fingerprint Lock quiescent dissipation is excessive.To extend the service life of battery, one is provided for Fingerprint Lock
The solution of kind super low-power consumption, super long standby time, solves the problems, such as that traditional Fingerprint Lock battery is short for the system power supply time, energy
The replacement number of battery is reduced, cost is saved for client, there is the preferable market competitiveness.
Further, the power supply of other modules (such as RFID module) is controlled by using switching tube, even if in function mould
When number of blocks increases, quiescent dissipation can also be made to reach lower than value defined by professional standard by the quiescent dissipation of reduction complete machine
Below.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of Fingerprint Lock low consumption circuit embodiment two of the present invention；
Fig. 2 is a kind of structural schematic diagram of 4th voltage-stablizer LDO4 of Fingerprint Lock low consumption circuit embodiment two of the present invention；
Fig. 3 is a kind of structural schematic diagram of the motor drive module of Fingerprint Lock low consumption circuit embodiment two of the present invention；
Fig. 4 is a kind of structural schematic diagram of the password authentication module of Fingerprint Lock low consumption circuit embodiment two of the present invention；
Fig. 5 is a kind of structural schematic diagram of the RFID module of Fingerprint Lock low consumption circuit embodiment two of the present invention；
Fig. 6 is a kind of structural schematic diagram of the fingerprint module of Fingerprint Lock low consumption circuit embodiment two of the present invention；
Fig. 7 is a kind of structural schematic diagram of the voice module of Fingerprint Lock low consumption circuit embodiment two of the present invention；
Fig. 8 is a kind of structural schematic diagram of the MCU chip of Fingerprint Lock low consumption circuit embodiment two of the present invention.
Specific embodiment
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
As shown in figures 1-8, embodiment one, the Fingerprint Lock low consumption circuit of the application include fingerprint lock body, and setting
MCU chip, fingerprint module, battery power supply system and motor drive module, the fingerprint module and electricity on fingerprint lock body
Machine drive module is connect with MCU chip, and the MCU chip receives the input information of fingerprint module and controls motor drive module
Driving fingerprint lock body opens or closes, and the battery power supply system powers to fingerprint module by the first voltage-stablizer LDO1, institute
It states battery power supply system and is powered by the second voltage-stablizer LDO2 to motor drive module, the battery power supply system is steady by the 4th
Depressor LDO4 powers to MCU chip, the first voltage-stablizer LDO1, the second voltage-stablizer LDO2 and the 4th voltage-stablizer LDO4 and
MCU chip connection.
Battery power supply system of the invention powers to fingerprint module by the first voltage-stablizer LDO1, passes through the second voltage-stablizer
LDO2 powers to motor drive module, is powered by the 4th voltage-stablizer LDO4 to MCU chip, does not directly adopt battery power supply system
To each module for power supply, the quantity for participating in power consumption module can be reduced by the on-off of the control voltage-stablizer in standby mode, for example,
It only powers to MCU chip, the power supply of fingerprint module and motor drive module is closed, to reduce power supply module institute power consumption stream
Summation solves the problems, such as that Fingerprint Lock quiescent dissipation is excessive.
Embodiment two:
Fingerprint Lock low consumption circuit as shown in Figure 1, comprising: fingerprint lock body and the voice being arranged on fingerprint lock body
Module, MCU chip, fingerprint module, screen display module, battery power supply system, password authentication module and motor drive module, institute
Screen display module to be stated to connect with MCU chip, the screen display module is used to export the information and image of MCU chip processing,
The RFID module is connect with MCU chip, and the MCU chip receives the input information of RFID module and controls motor drive module
Driving fingerprint lock body opens or closes, and the voice module is connect with MCU chip, and the voice module is for exporting MCU core
The voice messaging of piece processing, the password authentication module use touch key-press circuit, and the touch key-press circuit and MCU chip connect
It connects, the MCU chip receives the input information of touch key-press circuit and controls motor drive module driving fingerprint lock body and opens
Or it closes.
The battery power supply system powers to fingerprint module by the first voltage-stablizer LDO1, and the battery power supply system passes through
Second voltage-stablizer LDO2 powers to motor drive module, and the battery power supply system is by third voltage-stablizer LDO3 to voice module
Power supply, the battery power supply system power to MCU chip, first switch tube and second switch by the 4th voltage-stablizer LDO4,
The first switch tube is connected with MCU chip with second switch, and the voltage output end and screen of the first switch tube are aobvious
Show the power end connection of module, the voltage output end of the second switch is connect with RFID module, the battery power supply system
It is powered by the 5th voltage-stablizer LDO5 to touch key-press circuit, the first voltage-stablizer LDO1, the second voltage-stablizer LDO2, third are steady
Depressor LDO3, the 5th voltage-stablizer LDO5 and the 4th voltage-stablizer LDO4 are connected with MCU chip.
Specifically, the voice module is as shown in fig. 7, voice module is responsible for receiving the voice signal that transmits of MCU chip simultaneously
Loudspeaker are driven to make a sound by voice module；The MCU chip as shown in figure 8, be responsible for control modules electric power thus supplied with
And the communication process between module and MCU chip；The motor drive module is as shown in figure 3, be the processing for controlling door-lock motor
Unit；The fingerprint module as shown in fig. 6, be acquire user fingerprints data direct processing unit, i.e., fingerprint authentication unlock,
Middle P3 chip is fingerprint recognition mould group attachment base, is connect with fingerprint recognition mould group, and fingerprint recognition mould group passes through with fingerprint collecting
The module of function acquires fingerprint image, takes the fingerprint from collected fingerprint feature through specific fingerprint algorithm；The screen
Display module is responsible for display when front door lock information and state, liquid crystal display can be directlyed adopt, for guiding user's operation and pipe
Reason；The RFID module is registered, is verified as shown in figure 5, being responsible for card, is the another way that verifying is unlocked；The password is tested
It demonstrate,proves module and uses touch key-press circuit, be to input a kind of mode that password authentification is unlocked for user referring to shown in Fig. 4.
Preferably, battery power supply system is by the four concatenated battery power supply systems of section 1.5V dry cell；4th pressure stabilizing
Device LDO4 output voltage is 3.3V, i.e., battery power supply system passes through the voltage that the 4th voltage-stablizer LDO4 is exported, and is powered back for master control
Road power supply；The first switch tube and second switch are the direct performers for controlling small-power module for power supply；Described first
Voltage-stablizer LDO1, the second voltage-stablizer LDO2, third voltage-stablizer LDO3 and the 5th voltage-stablizer LDO5 are through battery power supply system pressure stabilizing
The controllable electric power of modules is supplied afterwards.
Further, the product of low-power consumption may be selected in all voltage-stablizers, quiescent dissipation can be further decreased, with the 4th
For voltage-stablizer LDO4, the structural schematic diagram of the 4th voltage-stablizer LDO4 is as shown in Figure 2, wherein the control terminal of MCU chip connects core
The end CE of piece U6, the output end of the end voltage input Vin and battery power supply system connects before the pressure stabilizing of chip U6, the pressure stabilizing of chip U6
The end voltage output Vout output afterwards is 3.3V, is powered to MCU chip, first switch tube and second switch.
The working principle of 4th voltage-stablizer LDO4 is as follows: controlling the level of EN signal by MCU chip, realizes VCC_3V3
Energization and power-off, i.e., control the 4th voltage-stablizer LDO4 output switching.In the case where VCC_3V3 power-off, at this time
Overall Power Consumption is minimum.
Preferably, switching transistor can be used in the first switch tube and second switch.
A kind of Fingerprint Lock Low-power-consumptiocontrol control method, comprising:
In the operational mode, password authentification mode and fingerprint/Validation Mode of swiping the card are configured, when user selects password authentification mould
When formula, the RF module of fingerprint module and verifying of swiping the card is closed；When user selects fingerprint/mode of swiping the card, fingerprint module is opened
With the RF module for verifying of swiping the card.
Preferably, the Fingerprint Lock Low-power-consumptiocontrol control method further includes the control method under standby mode:
Fingerprint module includes fingerprint wake-up circuit, fingerprint algorithm circuit；Password authentification unlocked state includes touch key-press electricity
Road；
In stand-by mode, swipe the card module, fingerprint algorithm circuit, voice module, screen display module, voltage-stablizer are closed
The power supply of LDO, switching tube, motor drive module, battery power supply system are powered to MCU chip, the power supply of fingerprint wake-up circuit, are touched
Key circuit power supply.
Working principle of the present invention is as follows:
Enter standby mode under, system closing swipe the card module, fingerprint algorithm circuit, voice module, screen display module,
The power supply of voltage-stablizer LDO1, voltage-stablizer LDO2, voltage-stablizer LDO3, switching tube, motor drive module etc., system is by only opening the
Four voltage-stablizer LDO4 realize the low-power consumption power supply for only opening main control MCU chip.In this way, whole system is only damaged in stand-by mode
It consumes the electric current of the 4th voltage-stablizer quiescent dissipation and enters the electric current of sleeping modules.
When user selects unlocking mode to verify, if when selection password authentification, other modules such as fingerprint, the power supply swiped the card will
It is controlled by MCU, realizes power down, specifically, closing the first voltage-stablizer LDO1 and first switch by main control MCU chip controls
Pipe, closes fingerprint module by the first voltage-stablizer LDO1, closes RFID module by first switch tube, in this way, at this time only to electricity
Road provides the power supply of crypto module, saves the current supply loss of a part in this way.When selecting fingerprint or swipe the card to verify, master control
MCU chip reduces power consumption according to fingerprint or the input swiped the card, the corresponding power supply for only opening fingerprint module or RFID module.
The present invention is powered control to each module respectively by using voltage-stablizer and the pipe that opens the light, specifically, battery supplies
Electric system passes through the first voltage-stablizer LDO1 respectively and powers to fingerprint module, is supplied by the second voltage-stablizer LDO2 motor drive module
Electricity powers to voice module by third voltage-stablizer LDO3, and by the 4th voltage-stablizer LDO4, to master control current supply circuit, (master control is powered
The circuit that circuit, that is, MCU chip, RFID module and screen display module form) power supply, in standby mode, reduction participates in power consumption
The quantity of module solves the problems, such as that Fingerprint Lock quiescent dissipation is excessive to reduce the summation of power supply module institute power consumption stream；From
And the service life of battery is extended, the solution of a kind of super low-power consumption, super long standby time is provided for Fingerprint Lock, solves biography
The Fingerprint Lock battery of the system problem short for the system power supply time, can be reduced the replacement number of battery, saves cost for client, has
There is the preferable market competitiveness.Meanwhile even if the static function of reduction complete machine can also be passed through when functional module quantity increases
Consumption makes quiescent dissipation reach following lower than value defined by professional standard.
The implementation of the present invention is not limited to this, and above content according to the invention is known using the ordinary skill of this field
Knowledge and customary means, under the premise of not departing from above-mentioned basic fundamental thought of the invention, the present invention can also make other a variety of shapes
Modification, replacement or the change of formula, all fall within rights protection scope of the present invention.
Claims (9)
1. a kind of Fingerprint Lock low consumption circuit, including fingerprint lock body, and be arranged on fingerprint lock body MCU chip, refer to
Line module, battery power supply system and motor drive module, the fingerprint module and motor drive module are connect with MCU chip,
The MCU chip receives the input information of fingerprint module and controls motor drive module driving fingerprint lock body and opens or closes,
It is characterized in that, the battery power supply system powers to fingerprint module by the first voltage-stablizer LDO1, the battery power supply system
It is powered by the second voltage-stablizer LDO2 to motor drive module, the battery power supply system is by the 4th voltage-stablizer LDO4 to MCU
Chip power supply, the first voltage-stablizer LDO1, the second voltage-stablizer LDO2 and the 4th voltage-stablizer LDO4 are connected with MCU chip.
2. Fingerprint Lock low consumption circuit according to claim 1, which is characterized in that further include being arranged on fingerprint lock body
Screen display module, the screen display module connect with MCU chip, and the screen display module is for exporting MCU chip
The information and image of processing, the battery power supply system are connected by the 4th voltage-stablizer LDO4 and the voltage input end of first switch tube
It connects, the voltage output end of the first switch tube and the power end of screen display module connect, the MCU chip and first switch
The control terminal of pipe connects.
3. Fingerprint Lock low consumption circuit according to claim 1, which is characterized in that further include being arranged on fingerprint lock body
RFID module, the RFID module connect with MCU chip, and the input information that the MCU chip receives RFID module simultaneously controls
Motor drive module driving fingerprint lock body opens or closes, and the battery power supply system passes through the 4th voltage-stablizer LDO4 and second
The voltage input end of switching tube connects, and the voltage output end of the second switch is connect with RFID module, the MCU chip and
The control terminal of second switch connects.
4. Fingerprint Lock low consumption circuit according to claim 1, which is characterized in that further include being arranged on fingerprint lock body
Voice module, the voice module connect with MCU chip, and the voice module is used to export the voice letter of MCU chip processing
Breath, the battery power supply system power to voice module by third voltage-stablizer LDO3, and third voltage-stablizer LDO3 and MCU chip connect
It connects.
5. Fingerprint Lock low consumption circuit according to claim 1, which is characterized in that the battery power supply system is by four
1.5V dry cell is composed in series.
6. Fingerprint Lock low consumption circuit according to claim 1, which is characterized in that the battery power supply system passes through the 4th
Output voltage is 3.3V after voltage-stablizer LDO4.
7. Fingerprint Lock low consumption circuit according to claim 1, which is characterized in that it further include password authentication module, it is described
Password authentication module uses touch key-press circuit, and the touch key-press circuit is connect with MCU chip, and the MCU chip receives touching
It touches the input information of key circuit and controls motor drive module driving fingerprint lock body and open or close, battery power supply system
System powers to touch key-press circuit by the 5th voltage-stablizer LDO5, and the 5th voltage-stablizer LDO5 is connected with MCU chip.
8. a kind of Fingerprint Lock Low-power-consumptiocontrol control method, characterized by comprising:
In the operational mode, password authentification mode and fingerprint/Validation Mode of swiping the card are configured, when user selects password authentification mode
When, the RF module of fingerprint module and verifying of swiping the card is closed；When user select fingerprint/mode of swiping the card when, open fingerprint module and
It swipes the card the RF module of verifying.
9. Fingerprint Lock Low-power-consumptiocontrol control method according to claim 8, which is characterized in that further include the control under standby mode
Method processed:
Fingerprint module includes fingerprint wake-up circuit, fingerprint algorithm circuit；Password authentification unlocked state includes touch key-press circuit；
In stand-by mode, it closes module of swiping the card, fingerprint algorithm circuit, voice module, screen display module, voltage-stablizer LDO, open
The power supply of Guan Guan, motor drive module, battery power supply system powers to MCU chip, fingerprint wake-up circuit is powered, touch key-press electricity
Road power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910649139.1A CN110211277A (en) | 2019-07-18 | 2019-07-18 | A kind of Fingerprint Lock low consumption circuit and Low-power-consumptiocontrol control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910649139.1A CN110211277A (en) | 2019-07-18 | 2019-07-18 | A kind of Fingerprint Lock low consumption circuit and Low-power-consumptiocontrol control method |
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| CN110211277A true CN110211277A (en) | 2019-09-06 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528965A (en) * | 2019-08-14 | 2019-12-03 | 广东沃帅科技有限公司 | Door lock, the setting method of door lock and intelligent cloud control method |
| CN111445606A (en) * | 2020-04-30 | 2020-07-24 | 青岛海信智慧家居系统股份有限公司 | Door lock system controlled by multiple power supplies in time-sharing mode |
| CN112184969A (en) * | 2020-11-27 | 2021-01-05 | 山东艾琳智能科技有限公司 | Control system of power supply for intelligent lock |
| CN114202828A (en) * | 2021-04-27 | 2022-03-18 | 浙江宇视科技有限公司 | Control method and device of intelligent lock, intelligent lock and medium |
| CN114415579A (en) * | 2022-03-31 | 2022-04-29 | 深圳市道和实业有限公司 | Low-power-consumption outdoor monitoring control system |
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