CN109118627A - A kind of automatic lock control circuit and control method - Google Patents
A kind of automatic lock control circuit and control method Download PDFInfo
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- CN109118627A CN109118627A CN201810927928.2A CN201810927928A CN109118627A CN 109118627 A CN109118627 A CN 109118627A CN 201810927928 A CN201810927928 A CN 201810927928A CN 109118627 A CN109118627 A CN 109118627A
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- 238000004891 communication Methods 0.000 claims abstract description 19
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- 239000003990 capacitor Substances 0.000 claims description 28
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- 238000003199 nucleic acid amplification method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 14
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- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 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
Abstract
The present invention relates to a kind of automatic lock control circuit and control method, which includes main control chip U2, fingerprint unit, touch key-press unit, communication unit, unit of swiping the card, prompt unit and driving unit, fingerprint unit, for inputting fingerprint signal；Touch key-press unit, for inputting push button signalling；Communication unit, for receiving the operation signal of mobile terminal；It swipes the card unit, for inputting signal of swiping the card；Main control chip U2 for receiving at least one in fingerprint signal, push button signalling, operation signal and signal of swiping the card, and exports control signal；Driving unit drives automatic lock carry out state switching for receiving control signal；Prompt unit exports standby signal for receiving control signal.The present invention integrates a variety of unlocking modes, it receives signal by main control chip U2 and controls driving unit and work, to drive the motor locked automatically to work, the state switching scenario that setting prompt unit prompts user to lock automatically in time is user-friendly.
Description
Technical field
The present invention relates to automatic locks, more specifically refer to a kind of automatic lock control circuit and control method.
Background technique
Door lock is exactly to be used to lock the door as its name suggests, with the equipment for preventing other people from opening this.The classification of door lock
Very much, different in requirement of each occasion to door lock, average family generally uses safe-guard door lock, and highly-safe and price compares
Cheaply.With the development of science and technology, lock is more liked that market is more and more wider to electronic lock etc. by people automatically, still, current
Automatically the unlocking mode locked generally comprises password unlocking mode, only a kind of unlocking in unlocking mode of swiping the card and fingerprint unlocking mode
Mode can not integrate a variety of unlocking modes, and entire unlocking process has no any prompt, cause people that can not learn that this is automatic in time
Whether lock is in the unlocked state, is not easy to user's use.
Therefore, it is necessary to design a kind of new control circuit, realization integrates a variety of unlocking modes, is opened with what control was locked automatically
Lock, and the status locked automatically is prompted, it is user-friendly.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of automatic lock control circuit and control method are provided.
To achieve the above object, the invention adopts the following technical scheme: a kind of automatic lock control circuit, including main control chip
U2, fingerprint unit, touch key-press unit, communication unit, unit of swiping the card, prompt unit and driving unit, the fingerprint unit,
For inputting fingerprint signal；The touch key-press unit, for inputting push button signalling；The communication unit, for receiving movement
The operation signal of terminal；The unit of swiping the card, for inputting signal of swiping the card；The main control chip U2, for receive fingerprint signal,
At least one in push button signalling, operation signal and signal of swiping the card, and export control signal；The driving unit, for receiving
The control signal, and drive automatic lock carry out state switching；The prompt unit, for receiving the control signal, and it is defeated
Standby signal out.
Its further technical solution are as follows: the fingerprint unit includes fingerprint chip U1 and fingerprint sensor, the fingerprint
Chip U1 is connect with the main control chip U2, and the fingerprint sensor is connect with the fingerprint chip U1.
Its further technical solution are as follows: the touch key-press unit includes touching chip U8, the touch chip U8 and institute
Main control chip U2 connection is stated, the end feet for touching chip U8 is connected with interface J11.
Its further technical solution are as follows: the communication unit includes the Bluetooth chip U15 connecting with the main control chip U2,
The end feet of the Bluetooth chip U15 is connected with interface J6.
Its further technical solution are as follows: the unit of swiping the card includes the NFC chip U3 connecting with the main control chip U2, institute
The end feet for stating NFC chip U3 is connected with acquisition subelement for acquiring the NFC antenna both ends electric current being equipped with, and acquisition is single
Member includes sampling resistor R31, filter resistance R32, filter capacitor C39, switching diode D4, current-limiting resistance R30 and filtered electrical
Hold C38, the sampling resistor R31 is connect with NFC antenna, and the filter resistance R32, filter capacitor C39 are parallel to described respectively
Between sampling resistor R31 and switching diode D4, and the filter capacitor C38 is connect with switching diode D4, the current limliting electricity
Resistance R30 is connect with the filter capacitor C38 and the main control chip U2 respectively.
Its further technical solution are as follows: the driving unit includes motor drive ic U7, the motor drive ic U7
It is connect with the main control chip U2, the end feet of the motor drive ic U7 is connected with the interface connecting with the motor locked automatically
J13。
Its further technical solution are as follows: the prompt unit includes indicator light connecting respectively with the main control chip U2
Unit and subunits of speech, the indicator light subelement include digital driving chip U4, U5, U6, the number driving chip
The output end feet of U4, U5, U6 are connected with several indicator lights；The subunits of speech includes voice amplification chip U10 and is used for
The interface J12 of loudspeaker is connected, the voice amplification chip U10 is connect with the interface J12.
Its further technical solution are as follows: the circuit further includes the memory U9 connecting with the main control chip U2.
Its further technical solution are as follows: the circuit further includes the key enabling list connecting respectively with the main control chip U2
Member, mode selecting unit and alarm unit.
The present invention also provides a kind of automatic lock control methods, comprising:
Main control chip U2 receives the fingerprint signal of fingerprint unit input, the push button signalling of touch key-press unit input, communication
Unit receives at least one in the operation signal of mobile terminal and the signal of swiping the card of unit of swiping the card input, and exports control letter
Number；
Driving unit receives the control signal, and drives automatic lock carry out state switching；
Prompt unit receives the control signal, and exports standby signal.
Compared with the prior art, the invention has the advantages that: the present invention passes through setting main control chip U2, fingerprint unit, touching
Push-button unit, communication unit, unit of swiping the card, prompt unit and driving unit are touched, a variety of unlocking modes are integrated, is led to
It crosses main control chip U2 reception signal and controls driving unit and work, to drive the motor locked automatically to work, complete out
Lock, and the state switching scenario that prompt unit prompts user to lock automatically in time is set, it is user-friendly.
The invention will be further described in the following with reference to the drawings and specific embodiments.
Detailed description of the invention
Fig. 1 is a kind of schematic block diagram for automatic lock control circuit that the specific embodiment of the invention provides；
Fig. 2 is the physical circuit schematic diagram for the main control chip U2 that the specific embodiment of the invention provides；
Fig. 3 is the physical circuit schematic diagram for the fingerprint unit that the specific embodiment of the invention provides；
Fig. 4 is the physical circuit schematic diagram for the touch key-press unit that the specific embodiment of the invention provides；
Fig. 5 is the physical circuit schematic diagram for the communication unit that the specific embodiment of the invention provides；
Fig. 6 is the physical circuit schematic diagram for the unit of swiping the card that the specific embodiment of the invention provides；
Fig. 7 is the physical circuit schematic diagram for the driving unit that the specific embodiment of the invention provides；
Fig. 8 is the physical circuit schematic diagram for the indicator light subelement that the specific embodiment of the invention provides；
Fig. 9 is the physical circuit schematic diagram for the subunits of speech that the specific embodiment of the invention provides；
Figure 10 is the physical circuit schematic diagram for the memory U9 that the specific embodiment of the invention provides；
Figure 11 is the physical circuit schematic diagram for the key door unit that the specific embodiment of the invention provides；
Figure 12 is the physical circuit schematic diagram for the mode selecting unit that the specific embodiment of the invention provides；
Figure 13 is the physical circuit schematic diagram for the clock unit that the specific embodiment of the invention provides；
Figure 14 is the physical circuit schematic diagram for the power supply unit that the specific embodiment of the invention provides.
Specific embodiment
In order to more fully understand technology contents of the invention, combined with specific embodiments below to technical solution of the present invention into
One step introduction and explanation, but not limited to this.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.
It is also understood that mesh of the term used in this present specification merely for the sake of description specific embodiment
And be not intended to limit the application.As present specification and it is used in the attached claims, unless on
Other situations are hereafter clearly indicated, otherwise " one " of singular, "one" and "the" are intended to include plural form.
It will be further appreciated that the term "and/or" used in present specification and the appended claims is
Refer to any combination and all possible combinations of one or more of associated item listed, and including these combinations.
A kind of specific embodiment as shown in Fig. 1~14, automatic lock control circuit provided in this embodiment, can be used in
Any to lock automatically, realization integrates a variety of unlocking modes, to control the unlocking locked automatically, and gives the status locked automatically
Prompt, it is user-friendly.
Referring to Fig. 1, the automatic lock control circuit, including it is main control chip U2, fingerprint unit 1, touch key-press unit 2, logical
Believe unit 3, unit 4 of swiping the card, prompt unit 5 and driving unit 6, fingerprint unit 1, for inputting fingerprint signal；Touch key-press
Unit 2, for inputting push button signalling；Communication unit 3, for receiving the operation signal of mobile terminal；It swipes the card unit 4, for defeated
Enter signal of swiping the card；Main control chip U2, for receiving at least one in fingerprint signal, push button signalling, operation signal and signal of swiping the card
It is a, and export control signal；Driving unit 6 for receiving the control signal, and drives automatic lock carry out state switching；It mentions
Show unit 5, for receiving the control signal, and exports standby signal.
User can be unlocked by fingerprint, in the way of key passwords unlocking, in the way of mobile terminal remote unlocking and lock card is unlocked
Mode carries out the unlocking of various ways, and when unlocking, and prompt user locks main control chip U2 control prompt unit 5 automatically in time
State switching scenario, in order to user use.
In addition, the circuit further includes having power supply unit 7, which is used for main control chip U2, fingerprint unit 1, touching
It touches push-button unit 2, communication unit 3, unit 4 of swiping the card, prompt unit 5 and driving unit 6 and power supply is provided.
In one embodiment, referring to Fig. 2, the model STM32L151RCT6 of above-mentioned main control chip U2, in other realities
Example is applied, the model of above-mentioned main control chip U2 can also be other models such as STM32L151RDT6.
In addition, the end feet of main control chip U2 is connected with oscillator CY1, the end feet of main control chip U2 is also connected with key and opens
K2, key switch K2 input signal to main control chip U2 are closed, main control chip U2 controls driving unit.
In one embodiment, referring to Fig. 3, above-mentioned fingerprint unit 1 includes fingerprint chip U1 and fingerprint sensor, refer to
Line chip U1 is connect with main control chip U2, and fingerprint sensor is connect with fingerprint chip U1.
In the present embodiment, above-mentioned fingerprint chip U1 is NC/AS608_QCCF32, in other embodiments, above-mentioned finger
Line chip U1 can also be other kinds of chip under AS608.
In addition, being connected with metal-oxide-semiconductor QZ1 between above-mentioned fingerprint sensor and power supply unit 7, driven by fingerprint chip U1
The on or off of metal-oxide-semiconductor QZ1, to reduce power consumption when fingerprint unit 1 does not work.
The end feet of fingerprint chip U1 is also connected with interface J1 and user connection row for connecting with fingerprint sensor
The interface J2 of line.
In one embodiment, referring to Fig. 4, above-mentioned touch key-press unit 2 include touch chip U8, touch chip U8 with
Main control chip U2 connection, the end feet for touching chip U8 are connected with interface J11.
Touch chip U8 and interface J11 between be connected with resistance R66, R67, R69, R72, R73, R74, R76, R77,
R79,R81,R85,R86.Interface J11 connection numeric keypad can be used, password is inputted for numeric keypad, to reach password unlocking
Purpose.
In the present embodiment, the model TMS12-32MLF of above-mentioned touch chip U8, it is above-mentioned in other embodiments
Touch the chip model of other same functions of the model of chip U8, it is not limited to above-mentioned model.
In one embodiment, referring to Fig. 5, above-mentioned communication unit 3 includes the Bluetooth chip connecting with main control chip U2
U15, the end feet of Bluetooth chip U15 are connected with interface J6.
In addition, being connected with metal-oxide-semiconductor QB1 between Bluetooth chip U15 and power supply unit 7, MOS is driven by Bluetooth chip U15
The on or off of pipe QB1, to reduce power consumption when communication unit 3 does not work.
In one embodiment, referring to Fig. 6, above-mentioned unit 4 of swiping the card includes the NFC chip connecting with main control chip U2
U3, the end feet of NFC chip U3 are connected with the acquisition subelement for acquiring the NFC antenna both ends electric current being equipped with, and acquire subelement
Including sampling resistor R31, filter resistance R32, filter capacitor C39, switching diode D4, current-limiting resistance R30 and filter capacitor
C38, sampling resistor R31 are connect with NFC antenna, and the filter resistance R32, filter capacitor C39 are parallel to the sampling electricity respectively
Hinder between R31 and switching diode D4, and the filter capacitor C38 is connect with switching diode D4, current-limiting resistance R30 respectively with
Filter capacitor C38 and main control chip U2 connection.
It is sampled by the electric current to NFC antenna, when the antenna of NFC touches card, the variation of electric current can be generated, with
Drive the signal of main control chip U2 capture card, it is not necessary to send signal, repeatedly to reduce the power consumption of entire circuit.
In addition, the end feet of above-mentioned NFC chip U3 be connected with inductance L2, L3, capacitor C33, C36 and NFC antenna ANTA,
ANTB was parallel with filter capacitor C31, C33, C32 between capacitor C33 and NFC antenna ANTA, capacitor C36 and NFC days
It is parallel with filter capacitor C35, C36, C37 between line ANTB, is filtered with the signal to NFC antenna ANTA, ANTB.
In one embodiment, referring to Fig. 7, above-mentioned driving unit 6 includes motor drive ic U7, motor drive ic
U7 is connect with main control chip U2, and the end feet of motor drive ic U7 is connected with the interface J13 connecting with the motor locked automatically.It utilizes
The motor rotation that electrode drive chip U7 driving is locked automatically, opens automatic lock with this, easy to operate and user-friendly.
The end feet of above-mentioned motor drive ic U7 is connected with the ADC acquisition module of the electric current for acquiring motor both ends,
The ADC acquisition module is grounded after also passing through rectifier diode D5, resistance R59, R60 and filter resistance C52, to be adopted by electric current
Collection judges whether motor is in resistance and turns state, to improve the safety of entire circuit.
Secondary filtering module is equipped between above-mentioned power supply unit 7 and motor drive ic U7, to reach current preventative mesh
's.Specifically, which includes filter resistance R40, R48, R36, R49, E8, E10, filter capacitor C44, C47,
In, filter resistance R36, R40 are sequentially connected between power supply unit 7 and electrode drive chip U7, filter resistance E8 and filtering
The capacitor C44 difference both ends in parallel with filter resistance R40；Filter resistance R48, R49 are sequentially connected to power supply unit 7 and electrode drives
Between dynamic chip U7, filter resistance E10 and the filter capacitor C47 difference both ends in parallel with filter resistance R48.
In addition, being additionally provided with metal-oxide-semiconductor Q1 between above-mentioned power supply unit 7 and motor drive ic U7, pass through leading for metal-oxide-semiconductor Q1
Logical or cut-off ends metal-oxide-semiconductor Q1, power supply unit 7 is not to motor drive ic U7 when not needing motor drive ic U7 work
It is powered, to reduce power consumption when motor drive ic U7 does not work.
In one embodiment, Fig. 8 to Fig. 9 is please referred to, prompt unit 5 includes the indicator light connecting respectively with main control chip U2
Subelement 51 and subunits of speech 52, indicator light subelement 51 include digital driving chip U4, U5, U6, digital driving chip
The output end feet of U4, U5, U6 are connected with several indicator lights；Subunits of speech 52 is including voice amplification chip U10 and for connecting
The interface J12 of loudspeaker is met, voice amplification chip U10 is connect with interface J12.
In the present embodiment, the model of above-mentioned digital driving chip U4, U5, U6 are respectively 74HC595, certainly, above-mentioned
The model of digital driving chip U4, U5, U6 can also be respectively other models such as 74HC573.
Current-limiting resistance R89, R88 and capacitor are connected between above-mentioned voice amplification chip U10 and main control chip U2
C73, in addition, be parallel between current-limiting resistance R89 and capacitor C73 one end ground connection filter capacitor C78, with to voice signal into
Row filtering processing.
In one embodiment, referring to Fig. 10, circuit further includes the memory U9 connecting with main control chip U2.In this implementation
In example, the model W25Q32AVSIG of above-mentioned memory U9.
In one embodiment, Figure 11 to Figure 13 is please referred to, circuit further includes that the key connecting respectively with main control chip U2 is opened
Gate cell 8, mode selecting unit 9 and alarm unit 10.
As shown in figure 11, the resistance R46 for pressing key connection that an above-mentioned key door unit 8 includes and is equipped with, resistance R46's
Both ends are parallel with filter resistance E9, the filter capacitor C46 of one end ground connection respectively, and one end of resistance R46 also passes through resistance R47
It is connect with power supply unit 7, when not set password, can realize that a key opens the door by pressing the button.
As shown in figure 12, above-mentioned mode selecting unit 9 includes being stirred out by resistance R38 with what main control chip U3 was connect
K3 is closed, by toggle switch K3 input signal to main control chip U2, the position of toggle switch K3 corresponds to different unlocking modes,
It is selected with implementation pattern.
In the present embodiment, above-mentioned alarm unit 10 includes buzzer.
Preferably, above-mentioned circuit further includes the OLED cell 11 connecting with main control chip U3, using as spare interface, just
In the extension of circuit.
In one embodiment, as shown in figure 13, above-mentioned circuit further includes having the clock unit connecting with main control chip U2
12, which includes clock chip U13, the model PCF8563 of clock chip U13, the end feet of the clock chip
Be connected with oscillator CY3, in addition, clock chip U13 is connect with power supply unit 7, and clock chip U13 and power supply unit 7 it
Between be connected with anti-reverse diode D7, and be also connected between clock chip U13 and power supply unit 7 one end ground connection filter capacitor
C81,C83.Clock and clocking capability are provided using clock unit 12 for main control chip U2.
In one embodiment, as shown in figure 14, above-mentioned power supply unit 7 include power management chip U11, U12, U14,
U16, wherein the input end feet of power management chip U11, U12, U14, U16 are connect with the power supply of outside+6V, and power management
The voltage that chip U11 exports end feet is 3.3V, is powered to fingerprint unit 1；The voltage pair of the output end feet of power management chip U12
Memory U9 power supply；The output end feet voltage of power management chip U14 is+3.3V, to main control chip, prompt unit 5, clock list
First 12, one key door unit 8, mode selecting unit 9, alarm unit 10, OLED module, touch key-press unit 2, unit 4 of swiping the card
And driving unit 6 is powered；The output end feet voltage of power management chip U16 is+3.3V, is powered to communication unit 3.
In the present embodiment, the model NC/XC6204F332MR of above-mentioned power management chip U11, power management core
The model XC6201P332MR of the model XC6204F332MR of piece U12, power management chip U14, power management chip U16
Model XC6201P 332MR.
In addition, above-mentioned power supply unit 7 further includes USB interface J4, which connect with external power supply, and USB interface with
Anti-reverse diode D1 and current-limiting resistance R14, and anti-reverse diode D1 and current-limiting resistance are connected between external power supply
The zener diode T1 of one end ground connection is also parallel between R14.
Above-mentioned power supply unit 7 is additionally provided with the voltage detecting subelement connecting with main control chip U2, and voltage detecting is single
Member includes the sampling resistor R10 connecting with battery, and the filter resistance of one end ground connection is parallel between sampling resistor R10 and battery
R20 and filter capacitor C56, with real-time detection cell voltage, situations such as avoiding cell voltage excessively high and cause battery life by
Damage.
A kind of above-mentioned automatic lock control circuit, by setting main control chip U2, fingerprint unit 1, touch key-press unit 2,
Communication unit 3, unit 4 of swiping the card, prompt unit 5 and driving unit 6, a variety of unlocking modes are integrated, master control is passed through
Chip U2 receives signal and controls driving unit 6 and works, and to drive the motor locked automatically to work, completes to unlock, and
The state switching scenario that prompt user locks automatically in time of prompt unit 5 is set, it is user-friendly.
In one embodiment, a kind of automatic lock control method is additionally provided, comprising:
Main control chip U2 receives the fingerprint signal of the input of fingerprint unit 1, the push button signalling that touch key-press unit 2 inputs, leads to
Believe that unit 3 receives at least one in the operation signal of mobile terminal and the signal of swiping the card of unit 4 of swiping the card input, and exports control
Signal；
Driving unit 6 receives the control signal, and drives automatic lock carry out state switching；
Prompt unit 5 receives the control signal, and exports standby signal.
In addition, automatic lock after laying the key under the door, judges whether shutdown is abnormal, alarms if abnormal, if not abnormal
It is alarmed into the voltage detecting of battery when cell voltage exception by alarm unit 10, in addition, inputting fingerprint by fingerprint unit 1
Signal, touch key-press unit 2 inputs push button signalling, unit 4 of swiping the card inputs signal of swiping the card, and passes through verifying in the signal of all inputs
In the case where open the door, when communication unit 3 receive mobile terminal operation signal when, need to parse operation signal,
It is remotely controlled according to parsing result.It can be by sequence of operations, so that being entirely locked into automatically into management menu, automatic pass
Door, a key open the door, execute factory reset and execute the process of automatic lock locking, if maloperation in the set time period,
Then automatic lock can lock again.
Above-mentioned management menu process includes that user setting, system setting, record queries, extension function and bluetooth are set
It sets, user setting can be entered by key assignments 1 or #, and key assignments 1 is then addition user password, and key assignments 2 is then addition user fingerprints, key
Value 3 is then addition user's card, and key assignments 4 is then to delete user password, and for key assignments 5 then to delete user fingerprints, key assignments 6 is then deletion
User's card, key assignments 7 are then setting enabling mode, and key assignments 9 is then modification administrator password；System setting by key assignments 2 or # into
Enter, key assignments 3 is then arranged for voice, and key assignments 4 is then arranged for language；Record queries can be entered by key assignments 3 or #, and key assignments 1 is then to be
System inquiry；Extending function can be entered by key assignments 4 or #, and for key assignments 1 then for network is added, key assignments 2 is then to exit network；Bluetooth is set
Setting can be entered by key assignments 3 or #, and when bluetooth handles open state, key assignments 1 is then connection bluetooth, and key assignments 2 is then to disconnect bluetooth,
Key assignments 3 is then to close bluetooth, and when bluetooth handles closed state, key assignments 1 is then unlatching bluetooth.
When adding user password, dibit encoding is first inputted, when coding is not present and belongs to 00 to 09, inputs 6 to 12
User password inputs same password when Password Length and content meet the requirements again, the password of the input must with it is existing
Password onrelevant, could add successfully.
When adding user fingerprints, dibit encoding is first inputted, when coding is not present and belongs to 00 to 99, typing number is set
And number of success is 0, obtains image, generates feature, adds one to typing number, and when feature generates function, to number of success
Add one, be not less than 8 times in typing number, and situation of the number of success not less than 5 times completes fingerprint typing.
When adding user's card, dibit encoding is first inputted, when coding is not present and belongs to 00 to 99, is swiped the card, and
In the case where the card is not present, verifying sector key encrypts sector in key authentication routine, encrypts successfully
Then user's card adds successfully.
When deleting user password, if single delete, then input two and belong to 00 to 09 coding, and delete coding and
Its corresponding password；If all deleting, then all codings and its corresponding password are deleted.
When deleting user fingerprints, if single delete, in the case where successfully obtaining image conditions, feature is generated, search correspondence refers to
Line ID, and delete corresponding fingerprint；In the case where cannot successfully obtain image conditions, input two belongs to 00 to 99 finger-print codes, and
It deletes and encodes corresponding fingerprint；If all deleting, then the fingerprint of whole finger-print codes, user fingerprints and fingerprint mould group is deleted.
When deleting user's card, if single delete, then inputs two and belong to 00 to 99 card code, and delete card
Coding and its corresponding password；If all deleting, then all card codes and its corresponding password are deleted.
When alarm unit 10 is alarmed, belong to pick-proof, deployment, lock body exception, low battery and input error alarm condition, then
It is alarmed by voice, when belonging to abduction alarm, reports to user terminal.
It is 6 to 12 in Password Length after inputting password when the case where belonging to password authentification in the signal authentication of input
When position, search cryptographic libraries are verified if the password can be searched out；When belonging to fingerprint authentication situation, finger is pressed, obtains figure
Picture, generates feature, and the corresponding fingerprint of search this feature is proved to be successful if can search；When belonging to card verifying situation, brush
Card code is obtained after card, searches card code.Sector key and encrypted content are verified after searching card code, are being tested
It demonstrate,proves in successful situation, modifies the content of encryption, then card is proved to be successful.
When long-range control, in the case where expansion module presence, reception task, task type, the task type packet are parsed
It includes and reads door lock information, order of unlocking, record of unlocking, mode setting, time adjustment, addition/deletion key, read key, repair
Change password, addition time parameter method, query strategy, setting user type and inquiry user type.
It is above-mentioned that technology contents of the invention are only further illustrated with embodiment, in order to which reader is easier to understand, but not
It represents embodiments of the present invention and is only limitted to this, any technology done according to the present invention extends or recreation, by of the invention
Protection.Protection scope of the present invention is subject to claims.
Claims (10)
1. a kind of automatic lock control circuit, which is characterized in that including main control chip U2, fingerprint unit, touch key-press unit, communication
Unit, unit of swiping the card, prompt unit and driving unit, the fingerprint unit, for inputting fingerprint signal；The touch key-press
Unit, for inputting push button signalling；The communication unit, for receiving the operation signal of mobile terminal；The unit of swiping the card is used
It swipes the card signal in input；The main control chip U2, for receiving fingerprint signal, push button signalling, operation signal and signal of swiping the card
In at least one, and export control signal；The driving unit for receiving the control signal, and drives automatic lock to carry out
State switching；The prompt unit for receiving the control signal, and exports standby signal.
2. a kind of automatic lock control circuit according to claim 1, which is characterized in that the fingerprint unit includes fingerprint core
Piece U1 and fingerprint sensor, the fingerprint chip U1 are connect with the main control chip U2, the fingerprint sensor and the finger
The U1 connection of line chip.
3. a kind of automatic lock control circuit according to claim 1, which is characterized in that the touch key-press unit includes touching
Chip U8 is touched, the touch chip U8 is connect with the main control chip U2, and the end feet for touching chip U8 is connected with interface
J11。
4. a kind of automatic lock control circuit according to claim 1, which is characterized in that the communication unit include with it is described
The Bluetooth chip U15 of main control chip U2 connection, the end feet of the Bluetooth chip U15 are connected with interface J6.
5. a kind of automatic lock control circuit according to claim 1, which is characterized in that the unit of swiping the card include with it is described
The NFC chip U3 of main control chip U2 connection, the end feet of the NFC chip U3 are connected with for acquiring the NFC antenna both ends being equipped with
The acquisition subelement of electric current, the acquisition subelement include sampling resistor R31, filter resistance R32, filter capacitor C39, switch two
Pole pipe D4, current-limiting resistance R30 and filter capacitor C38, the sampling resistor R31 are connect with NFC antenna, the filter resistance
R32, filter capacitor C39 are parallel to respectively between the sampling resistor R31 and switching diode D4, and the filter capacitor C38
It is connect with switching diode D4, the current-limiting resistance R30 connects with the filter capacitor C38 and main control chip U2 respectively
It connects.
6. a kind of automatic lock control circuit according to claim 1, which is characterized in that the driving unit includes that motor drives
Dynamic chip U7, the motor drive ic U7 are connect with the main control chip U2, the end feet connection of the motor drive ic U7
There is the interface J13 connecting with the motor locked automatically.
7. a kind of automatic lock control circuit according to claim 1, which is characterized in that the prompt unit include respectively with
The indicator light subelement and subunits of speech of the main control chip U2 connection, the indicator light subelement include digital driving core
Piece U4, U5, U6, the output end feet of described number driving chip U4, U5, U6 are connected with several indicator lights；The subunits of speech
Interface J12, the voice amplification chip U10 and the interface J12 including voice amplification chip U10 and for connecting loudspeaker
Connection.
8. a kind of automatic lock control circuit according to any one of claims 1 to 7, which is characterized in that the circuit also wraps
Include the memory U9 connecting with the main control chip U2.
9. a kind of automatic lock control circuit according to claim 8, which is characterized in that the circuit further include respectively with institute
State a key door unit, mode selecting unit and the alarm unit of main control chip U2 connection.
10. a kind of automatic lock control method characterized by comprising
Main control chip U2 receives push button signalling, the communication unit of the fingerprint signal of fingerprint unit input, the input of touch key-press unit
At least one in the operation signal for receiving mobile terminal and the signal of swiping the card of unit of swiping the card input, and export control signal；
Driving unit receives the control signal, and drives automatic lock carry out state switching；
Prompt unit receives the control signal, and exports standby signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810927928.2A CN109118627A (en) | 2018-08-15 | 2018-08-15 | A kind of automatic lock control circuit and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810927928.2A CN109118627A (en) | 2018-08-15 | 2018-08-15 | A kind of automatic lock control circuit and control method |
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| Publication Number | Publication Date |
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| CN109118627A true CN109118627A (en) | 2019-01-01 |
Family
ID=64853164
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810927928.2A Pending CN109118627A (en) | 2018-08-15 | 2018-08-15 | A kind of automatic lock control circuit and control method |
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