CN109920165A - A kind of locker control system - Google Patents
A kind of locker control system Download PDFInfo
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- CN109920165A CN109920165A CN201910340624.0A CN201910340624A CN109920165A CN 109920165 A CN109920165 A CN 109920165A CN 201910340624 A CN201910340624 A CN 201910340624A CN 109920165 A CN109920165 A CN 109920165A
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- locker
- control system
- fingerprint
- chip microcontroller
- relay
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- 239000004973 liquid crystal related substance Substances 0.000 claims description 8
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- 238000001514 detection method Methods 0.000 claims description 5
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- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000005307 ferromagnetism Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000003860 storage Methods 0.000 abstract description 10
- 238000012360 testing method Methods 0.000 abstract description 5
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000003912 environmental pollution Methods 0.000 abstract description 2
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- 239000003086 colorant Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
For the storage service of the public places such as supermarket, shopping center, bath center, it is based on single-chip microcontroller STM32F103ZET6 and fingerprint identification technology, devises a novel locker control system.The system is made of STM32 single-chip microcontroller, fingerprint identification module, TFT LCD, No. four relays and electromagnetic lock.Fingerprint recognition is applied to locker control system, the safety of storing is substantially increased, has widened use scope, while avoiding environmental pollution and waste of material, be more convenient for the deposit of user.Test result shows that system is stable, reliable, sensitivity with higher.
Description
Technical field
The invention belongs to daily necessities purposes fields, and in particular to arrive a kind of locker control system.
Background technique
In each large and medium-sized supermarket, bath center, shopping center etc., some lockers are placed, provide posting for article for customer
The service of depositing has ensured the customer safe and convenient of the carry-on property of customer to a certain extent；On the other hand, these are also embodied
Service brand image.In public places such as library, reading rooms, some lockers are placed, provide storage service for reader,
Avoid reader carry carry-on articles enter, ensured check out, reading environment it is clean, clean and tidy and safe.Existing locker is more
Number is the printing by bar code and reads identification to realize access, and this locker is disadvantageous in that: there are bar code loss
Or leak, paper slip failure, printing paper be finished, Incident Management the problems such as, can also bring environmental pollution and waste of material.Some are public
The deposit in place uses IC card locker, but this kind of locker use scope is limited, is only applicable to the public field such as libraries of the universities
Institute, poor universality exist simultaneously the problem of IC card is easily lost.For problem and shortage existing for existing locker, this paper base
A novel locker control system is devised, can be used for using fingerprint identification technology in STM32F103ZET6 single-chip microcontroller
The article storage of the public places such as supermarket, hotel, library, museum, exhibition center, dressing room, airport.
Summary of the invention
The invention mainly includes a kind of locker control systems.It is characterized in that, the whole system is by detecting
System, centring system and drive system three parts composition.The detection system is detected and is identified to the fingerprint of user；Institute
The centring system stated is made of communication module, power module, STM32 single-chip computer and its peripheral circuit.The STM32 single-chip microcontroller is
The control core of whole system；The communication module is for connecting fingerprint identification module and control module；The power supply mould
Block is whole system power supply.The drive system is used to that liquid crystal display is driven to show information, driving locker electromagnetic lock
It opens and closes.The TFT LCD is used to show the use information (with the presence or absence of user) of each locker, while
It can be for users to use there are two key on liquid crystal.
Furthermore, the whole system is TM32F103ZET6 single-chip microcontroller as control core, using ARM
Cortex-M3 kernel uses Tail-Chaining interrupt techniques in interrupt processing.
Furthermore, the optical fingerprint sensor that the fingerprint sensor uses, it is former using the refraction and reflection of light
Reason acquisition fingerprint image；
Furthermore, the buzzer driving that the drive system uses.
Furthermore, the executing agency of the whole system is electromagnetic lock, and core is the electromagnet of relay control,
The actuation and disconnection that magnetic force realizes switch contact are generated by electromagnet.
Furthermore, the software system design uses Keil u Vision5 too development, using C voice as opening
Send out language.
Detailed description of the invention
Fig. 1 is system the general frame of the invention；
Fig. 2 is system pictorial diagram of the invention；
Fig. 3 is optical fingerprint sensor schematic diagram of the invention；
Fig. 4 is fingerprint recognition interface circuit of the invention；
Fig. 5 is buzzer drive circuit of the invention；
Fig. 6 is No. four relay circuits of the invention；
Fig. 7 is storage flow chart of the invention；
Fig. 8 takes object flow chart for of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of whole system of locker control system shown in system the general frame 1 of the invention by detection system,
Centring system and drive system three parts composition.Detection system is detected and is identified to the fingerprint of user；Centring system is by leading to
Believe module, power module, STM32 single-chip computer and its peripheral circuit composition.Single-chip microcontroller is the control core of whole system；Communicate mould
Block is for connecting fingerprint identification module and control module；Power module is whole system power supply.Drive system is used to drive liquid crystal
Display shows information, drives the open and close of locker electromagnetic lock.TFT LCD is for showing each locker
Use information (whether there is user), while can be for users to use there are two key on liquid crystal.
Shown in system pictorial diagram 2 of the invention, when storage, user presses storage key, and system scans the shape of all lockers
State, if all lockers are all full, display " sorry locker are full " in TFT LCD；Otherwise, distribution is surplus
Serial number is maximum in remaining sky locker uses to the user, carries out user's registration, typing user fingerprints succeed in registration, then in phase
It shows completely, and unlocks on the locker answered, be automatically closed after a period of time.When taking object, user, which presses, takes object key, typing fingerprint,
The fingerprint of system scanning user is simultaneously compared with the fingerprint saved in library, if similarity is more than or equal to 80%, in buzzer
Corresponding locker is opened while " ticking " sound；Otherwise, buzzer can issue the four tones of standard Chinese pronunciation it is continuous it is very brief pipe, while display
It is shown as " inactive users ".When needing to clear up locker, dedicated button (usually under lock and key) can be passed through.Touching
After hair, system can remove the information of all users, open simultaneously all lockers.
Optical fingerprint sensor schematic diagram of the invention is as shown in figure 3, pressing finger in fingerprint sensor glass planar
Side, LED light source and CCD camera be installed in the other side of glass, the light beam that LED is issued irradiate at an angle to
Glass (prism), camera is for receiving the light being reflected back from glass surface.Crestal line on finger (has in fingerprint image
The streakline of one fixed width and trend) it is contacted with glass surface, valley line (depressed section between streakline) is not contacted with glass surface,
Therefore, the light for being radiated at the glass surface of fingerprint ridge line institute contact portion is diffusely reflected, and is radiated at corresponding to fingerprint valley
The light of glass surface be totally reflected, thus in by CCD camera captured image, the part colours of corresponding fingerprint ridge line
Relatively deep, the part colours of corresponding fingerprint valley are shallower[5].Crestal line and valley line be digitized with after fingerprint equipment algorithm process in more
Gray-scale fingerprint image.
As shown in figure 4, the port PD.12 connects R11, the R12 connects fingerprint recognition interface circuit of the invention
Connect the emitter of triode Q1, the base stage of the R11 connecting triode Q1, the triode Q1 collector connection R8 and data
The acceptance angle (1 foot TD) of module, the module data send the data receiver (USART3_ of foot (2 foot TD) connection single-chip microcontroller
RX)；The module data receives the data sending terminal (USART3_TX) that foot (3 foot RD) connects single-chip microcontroller.As the PD.12 of single-chip microcontroller
When port exports low level, the connection communication of fingerprint identification module and single-chip microcontroller is can be realized in fingerprint recognition interface circuit turn-on.
As shown in figure 5, the base stage of the triode Q4 connects R13, the R13 connects buzzer drive circuit of the invention
The PA.3 of single-chip microcontroller is met, the collector of the triode Q4 connects buzzer pin 1, and the emitter of the triode Q4 connects
Meet R14.When user's typing fingerprint is unlocked, if the fingerprint similarity saved in the user fingerprints of system scanning and library is more than or equal to
80%, i.e. judgement user fingerprints are proved to be successful, then the PA.3 mouth of single-chip microcontroller is endowed low level (software setting), triode Q4
(positive-negative-positive) conducting, buzzer issues a sound buzzing of " ticking ", while corresponding locker is opened；Otherwise, buzzer can issue
The four tones of standard Chinese pronunciation are continuously very brief to pipe, and prompts for " inactive users ".
No. four relay circuits of the invention are as shown in fig. 6, the port single-chip microcontroller PF.12 connects R15, and described three
Pole pipe Q5 base stage connects R15, the collector connection relay of the triode Q5, and the triode Q5 emitter connects R16
And power supply, one end of the relay connect armature, the green power supply seat anode connects 12VCC, the green electricity
Source(-)holder parallel connection two diodes D3 and D4, when user fingerprints are proved to be successful, system assigns one low electricity of single-chip microcontroller PF.12 pin
Put down, at this time triode Q5(PNP type) it is connected, collector becomes high level, and relay coil is in the conductive state, generates magnetic inhale
Armature is closed, so that normally opened contact is closed, so that electromagnetic lock driving circuit connects work, electromagnetic lock is opened；When power-off, relay
Electromagnetism ferromagnetism disappears, spring handle armature pull-up, thus sound contact separation, driving circuit is disconnected, and locks again.Therein two
Pole pipe D4 plays the role of reversed afterflow.System realizes four storages using the i.e. No. four electromagnetic lock driving circuits of No. four relay circuits
The drive control of object cabinet electromagnetic lock.
For storage flow chart of the invention and take object flow chart as shown in Figure 7 and Figure 8, when storage, user presses storage key,
System scans the state of all lockers, if all lockers be all it is full, in TFT LCD display " to not
It is full to play locker "；Otherwise, serial number is maximum in the remaining empty locker of distribution uses to the user, carries out user's registration, typing is used
Family fingerprint, succeeds in registration, then shows on corresponding locker completely, and unlock, be automatically closed after a period of time.When taking object, use
Family, which is pressed, takes object key, typing fingerprint, and fingerprint identification module compares the fingerprint in fingerprint and library that fingerprint sensor acquires,
If similarity is more than or equal to 80%, judges fingerprint authentication success, to open corresponding locker, close, delete after a period of time
Except corresponding user record；If fingerprint authentication is unsuccessful, " inactive users " are shown on a liquid crystal display.When needing to storing
When cabinet is cleared up, dedicated button (usually under lock and key) can be passed through.After triggering, system can remove the letter of all users
Breath, opens simultaneously all lockers.
For the sensitivity and reliability for verifying system, multiple test has been carried out to system.Test result is as follows table.
1 system testing of table record
| Order | Fingerprint entry time (S) | The fingerprint recognition time (S) |
| For the first time | 9.8 | 3.2 |
| Second | 7.3 | 2.4 |
| For the third time | 8.2 | 1.8 |
| 4th time | 6.4 | 3.0 |
| 5th time | 7.5 | 2.5 |
| 6th time | 6.8 | 2.4 |
| Average value | 7.6 | 2.5 |
Six test results have shown that the average time of fingerprint typing is 7.6 seconds, and fingerprint recognition average time is 2.5 seconds, show
System sensitivity with higher and reliability.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited to
This, anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of locker control system.It is characterized in that, the whole system is by detection system, centring system and driving
Three parts of uniting composition.The detection system is detected and is identified to the fingerprint of user；The centring system is by communication mould
Block, power module, STM32 single-chip computer and its peripheral circuit composition.The STM32 single-chip microcontroller is the control core of whole system；
The communication module is for connecting fingerprint identification module and control module；The power module is whole system power supply.Institute
The drive system stated is used to that liquid crystal display is driven to show information, drives the open and close of locker electromagnetic lock.The TFT liquid
Crystal display is used to show the use information (with the presence or absence of user) of each locker, while can be with there are two key on liquid crystal
For users to use.
2. a kind of locker control system according to claim 1, which is characterized in that the whole system is
TM32F103ZET6 single-chip microcontroller uses Tail- as control core, using ARM Cortex-M3 kernel in interrupt processing
Chaining interrupt techniques.
3. a kind of locker control system according to claim 1, which is characterized in that the fingerprint module uses optics
Fingerprint sensor acquires fingerprint image using the refraction of light and principle of reflection.
4. a kind of locker control system according to claim 1, which is characterized in that the bee that the drive system uses
The device that rings drives.
5. a kind of locker control system according to claim 4, which is characterized in that the base stage of the triode Q4 connects
Meeting R13, the collector of the PA.3 of the R13 connection single-chip microcontroller, the triode Q4 connect buzzer pin 1, and described three
The emitter of pole pipe Q4 connects R14.
6. a kind of locker control system according to claim 1, which is characterized in that the execution machine of the whole system
Structure is electromagnetic lock, and core is the electromagnet of relay control, generates the actuation of magnetic force realization switch contact by electromagnet and breaks
It opens.
7. a kind of locker control system according to claim 5, which is characterized in that its work of the relay circuit
With when user fingerprints are proved to be successful, system assigns one low level of single-chip microcontroller PF.12 pin, at this time triode Q5(PNP type) it leads
Logical, collector becomes high level, and relay coil is in the conductive state, generates magnetic attracting armature, so that normally opened contact is closed,
To which electromagnetic lock driving circuit connects work, electromagnetic lock is opened；When power-off, the electromagnetism ferromagnetism of relay disappears, spring handle rank
Iron pull-up, thus sound contact separation, driving circuit is disconnected, and is locked again.
8. a kind of locker control system according to claim 6 and 7, which is characterized in that the end single-chip microcontroller PF.12
Mouth connection R15, the triode Q5 base stage connect R15, the collector connection relay of the triode Q5, three pole
Pipe Q5 emitter connects R16 and power supply, and one end of the relay connects armature, the green power supply seat anode connection
12VCC, green power supply seat parallel connection two the diodes D3 and D4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910340624.0A CN109920165A (en) | 2019-04-25 | 2019-04-25 | A kind of locker control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910340624.0A CN109920165A (en) | 2019-04-25 | 2019-04-25 | A kind of locker control system |
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| Publication Number | Publication Date |
|---|---|
| CN109920165A true CN109920165A (en) | 2019-06-21 |
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ID=66978569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910340624.0A Pending CN109920165A (en) | 2019-04-25 | 2019-04-25 | A kind of locker control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI787704B (en) * | 2020-12-31 | 2022-12-21 | 張凱傑 | System for smart locker powered by mobile device and provided with password to unlock and method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101075355A (en) * | 2007-06-15 | 2007-11-21 | 暨南大学 | Fingerprint storage cabinet system and its controlling system |
| CN101625781A (en) * | 2008-07-07 | 2010-01-13 | 黄涛 | Man-machine interface technique for fingerprint locker and method for managing same |
| CN103048034A (en) * | 2012-12-14 | 2013-04-17 | 成都九洲电子信息系统股份有限公司 | Electronic scale with fingerprint identification function |
-
2019
- 2019-04-25 CN CN201910340624.0A patent/CN109920165A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101075355A (en) * | 2007-06-15 | 2007-11-21 | 暨南大学 | Fingerprint storage cabinet system and its controlling system |
| CN101625781A (en) * | 2008-07-07 | 2010-01-13 | 黄涛 | Man-machine interface technique for fingerprint locker and method for managing same |
| CN103048034A (en) * | 2012-12-14 | 2013-04-17 | 成都九洲电子信息系统股份有限公司 | Electronic scale with fingerprint identification function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI787704B (en) * | 2020-12-31 | 2022-12-21 | 張凱傑 | System for smart locker powered by mobile device and provided with password to unlock and method thereof |
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Application publication date: 20190621 |
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