CN103531040A - Parking lot space guide system - Google Patents
Parking lot space guide system Download PDFInfo
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- CN103531040A CN103531040A CN201310507172.3A CN201310507172A CN103531040A CN 103531040 A CN103531040 A CN 103531040A CN 201310507172 A CN201310507172 A CN 201310507172A CN 103531040 A CN103531040 A CN 103531040A
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Abstract
The invention discloses a parking lot space guide system which is characterized by comprising LED (light-emitting diode) space guide screens, a space management server and space detectors, wherein the space management server is connected with the LED space guide screens; the LED space guide screens are connected with the space detectors; the space detectors are located on spaces of a parking lot, are used for monitoring states of the corresponding spaces in the parking lot, and send the states of the corresponding spaces and address information of the space detectors to the LED space guide screens; the LED space guide screens are provided with display screens guiding users to space positions, and poll state information of the space detectors connected with the LED space guide screens at regular time, store the latest state information, and display the latest state information on the display screens; and the space management server polls the LED space guide screens at regular time, and requires submitting the latest state information of the LED space guide screens and child nodes of the LED space guide screens. The system can display space information in real time, guide the parking users to enter the corresponding spaces, and achieve a purpose of reserving an empty space in advance.
Description
Technical field
The invention belongs to parking position bootstrap technique field, be specifically related to a kind of Parking Guidance System.
Background technology
In October, 2010, Chinese automobile recoverable amount breaks through 100,000,000 high pointes first, after living through the rapid growth of blowout formula, the automobile pollution of China has entered the phase of growing steadily, according to China Association for Automobile Manufacturers's publish data on January 11st, 2012, show, China's automobile production and marketing in 2012 breaks through 1,900 ten thousand in pairs, again breaks through record, and speedup has all surpassed 4% and continued to hold a post or title the first in the world.Traffic Administration Bureau of Ministry of Public Security interrelated data shows, China's " motorization " tide continuation propelling in 2011.By the end of the year 2011, national vehicle guaranteeding organic quantity is 2.25 hundred million, and wherein automobile is 1.06 hundred million.Ended for the end of the year 2012, Chinese automobile recoverable amount reaches 1.25 hundred million, and China formally enters auto age.
Huge like this automobile pollution has caused a serious problem, is exactly how vehicle finds suitable parking stall fast in arrival destination.And on the other hand, the construction of city parking related facility relatively lags behind, particularly in the large shopping centre of vehicle flowrate and tourist district, the peak time of parking looks for parking stall difficulty to become puzzlement car owners' a realistic problem.
In prior art, car owner drives to look at the scene parking stall, and often efficiency is very low, also easily causes parking lot traffic jam.The present invention therefore.
Summary of the invention
The object of the invention is to provide a kind of Parking Guidance System, and the method has solved in prior art parking position and can not effectively manage the user that causes stopping and be difficult to the problem of finding that in time empty parking stall and empty parking stall can not be scheduled in advance or can not be definite in advance.
In order to solve these problems of the prior art, technical scheme provided by the invention is:
, it is characterized in that described system comprises LED parking space guide screen, parking stall management server, parking lot detector, described parking stall management server is connected with LED parking space guide screen, and LED parking space guide screen is connected with parking lot detector; Described parking lot detector is positioned on Parking position, for monitoring the state on corresponding parking stall, parking lot, and the state on corresponding parking stall and self address information is sent to LED parking space guide screen; Described LED parking space guide screen is provided with guiding user to the display screen of position, parking stall, the status information of connected each parking lot detector of described LED parking space guide screen automatic regular polling, and by latest state information storage, and be presented on display screen; Described parking stall each LED parking space guide screen of management server automatic regular polling, and the latest state information of LED parking space guide screen itself and its child node is submitted in requirement to.
Preferred technical scheme is: in described system, parking stall management server and several LED parking space guide screens connect and compose first order master slave relation, and LED parking space guide screen and several parking lot detectors are connected to form second level master slave relation.
Preferred technical scheme is: described parking stall management server comprises the main frame that is provided with RS-232 interface, described main frame connects RS-232/485 hub by RS-232 interface, and described RS-232/485 hub connects several LED parking space guide screens by RS-485 bus.
Preferred technical scheme is: each LED parking space guide screen connects several parking lot detectors by RS-485 bus.
Preferred technical scheme is: described LED parking space guide screen comprises the STC single-chip microcomputer being connected with display screen, and STC single-chip microcomputer is respectively by RS-485 chip and parking stall management server and parking lot detector communication.
Preferred technical scheme is: described STC single-chip microcomputer and parking stall management server pass through UART0 interface communication, has high interrupt priority; Described STC single-chip microcomputer and parking stall management server are by UART1 interface communication, and UART1 is second level interrupt priority level.
Preferred technical scheme is: the mailing address of described parking stall management server is set to 0x0000, and the mailing address of LED parking space guide screen and connected parking lot detector is arranged by dip-switch package.
Preferred technical scheme is: in the mailing address of described LED parking space guide screen, the 2nd byte is 0, the 1 byte and is arranged by dip-switch package; In the mailing address of the parking lot detector connecting with LED parking space guide screen, the 1st byte is identical with LED parking space guide screen, and the 2nd byte is arranged by dip-switch package.
Preferred technical scheme is: described LED parking space guide screen is connected power supply with 220v AC-5V DC Switching Power Supply, is provided with power management chip power supply is managed in described LED parking space guide screen.
It is predetermined that the present invention is used for carrying out parking stall, can carry out the predetermined Parking position reservation system in parking stall, comprising:
User's predetermined terminal, for sending parking stall predetermined instruction and cutoff command with webserver communication;
Parking stall management server, for parking lot detector communication management parking lot in parking stall take situation, communicate by letter with parking stall preset device limit or cancel restriction parking stall enter parking stall; Described parking stall management server, by network and webserver communication, receives the instruction that the webserver issues, and parking space information is sent to the webserver;
The webserver, for the communication of user's predetermined terminal, parking stall predetermined instruction and the cutoff command of accepted user, and corresponding instruction is handed down to parking stall management server; Also for the parking space information with parking stall management server communication reception parking stall management server;
Parking lot detector, for monitoring the Parking position bit stealing state of getting on the bus, and sends to parking stall management server by corresponding parking stall state;
Parking stall preset device, for receive parking stall management server instruction limit or cancel restriction parking stall enter parking stall;
Wherein parking lot detector, parking stall preset device are corresponding one by one, are arranged on each parking stall, parking lot.
Described parking lot detector is used for monitoring the Parking position bit stealing state of getting on the bus, and itself and parking stall preset device are used in conjunction with.Parking lot detector and parking stall preset device are arranged on each parking stall, described parking lot, and described main frame is as parking stall management server and webserver communication, described parking lot detector, parking stall preset device respectively with parking stall management server connecting communication.
Carry out the pre-timing in parking stall in parking lot, carry out in accordance with the following steps:
(1) parking lot detector monitoring car bit stealing information on each parking stall in parking lot, is transferred to parking stall management server by parking space information;
(2) parking stall management server is transferred to the webserver by network by parking space information;
(3) user terminal predetermined terminal and webserver communication, obtain parking space information;
(4) user initiates the instruction of predetermined parking stall by predetermined terminal to the webserver;
(5) webserver is accepted after the predetermined parking stall instruction of predetermined terminal, and instruction is handed down to parking stall management server;
(6) parking stall management server, according to the instruction of predetermined parking stall, is opened parking stall preset device on vacant parking stall, and revises the predetermined state on corresponding parking stall;
(7) user initiates cutoff command by predetermined terminal to the webserver;
(8) webserver receives this user's cutoff command, and instruction is handed down to parking stall management server;
(9) parking stall management server, according to cutoff command, is closed parking stall preset device;
(10) parking lot detector detect user and stop after vehicle taken the information of parking stall, upgrade parking space state, and transfer to parking stall management server;
(11) parking stall management server upgrades feedback of status to the webserver by parking stall.
Described in described method, predetermined terminal is selected from mobile phone, notebook computer, panel computer, phone.
Described method also comprises parking space information refresh step, and described parking space information refresh step comprises:
(1) in parking lot, on each parking stall, parking lot detector is transferred to parking stall management server by the parking stall refreshing information obtaining every some cycles;
(2) parking stall management server is transferred to the webserver by network by parking stall refreshing information;
(3) webserver upgrades parking space information according to parking stall refreshing information, and upgrades corresponding parking space information database;
(4) user initiates the request of search parking space information by predetermined terminal to the webserver;
(5) webserver receives after the search parking space information request of predetermined terminal, according to user's search condition, the parking space information after upgrading is fed back to user's predetermined terminal.
In described method, user sends the subsidiary schedule time T of predetermined parking stall instruction and requires or do not attach schedule time T requirement; When user sends the subsidiary schedule time T requirement of predetermined parking stall instruction, the webserver is processed in accordance with the following steps:
(1) webserver is accepted the predetermined parking stall instruction of predetermined terminal, by relevant information, notifies user's predetermined terminal and parking stall management server;
(2) webserver waits for that T0 is after the time, with user's predetermined terminal command information of confirming a reservation; When user confirms a reservation after instruction, parking stall predetermined parking stall instruction and subsidiary schedule time T are handed down to parking stall management server, on vacant parking stall, open parking stall preset device, and revise the predetermined state on corresponding parking stall.
In described method, T is greater than T0 the schedule time.In described method, in vehicle management server and the webserver, all store Parking position layout, parking stall and corresponding parking lot detector on each parking lot, parking stall preset device are corresponding one by one.
Described parking stall management server adopts the mode of poll to obtain Parking position that each parking lot detector the monitors bit stealing state of getting on the bus; And parking stall seizure condition information is sent to the webserver.
The described webserver is provided with timing module, and described timing module is according to the instruction of predetermined parking stall and the schedule time of user's predetermined terminal, and timing sends to the schedule time forward direction user predetermined terminal parking stall instruction of confirming a reservation; When the webserver receives the confirmation after the instruction of predetermined parking stall, the instruction of predetermined parking stall is handed down to parking stall management server.
The predetermined key in Parking position is the predetermined of parking stall, is not only simple reservation, but by parking stall preset device, the parking stall of reservation is limited, and prevents that other vehicles from entering.Because parking stall preset device and parking lot detector in technical solution of the present invention are arranged on each parking stall, and corresponding one by one with parking stall, object is that the parking stall management server in parking lot can determine parking bit position according to parking stall preset device and parking lot detector like this, also facilitates parking stall management server to start parking stall preset device restriction vehicle and enters parking stall.
Parking space information refreshes according to certain frequency, and parking lot detector sends to parking stall management server by the parking space information real-time monitoring; Described parking stall management server uploads to the webserver by corresponding information, the webserver can provide the selection on parking stall to user according to actual real-time information, also facilitate parking stall management server when user is stopped, to carry out distributing in real time predetermined parking stall.
User's predetermined terminal sends the instruction of predetermined parking stall to the webserver in advance, and additional period condition; After the predetermined parking stall instruction of webserver accepted user predetermined terminal, can to parking stall management server, user's predetermined terminal, send in advance corresponding confirmation respectively.When user confirms a reservation, by parking stall preset device, to carry out parking stall predetermined for Shi， parking stall, parking stall management server.The method has solved the problem that parking position can not be scheduled in advance or can not be definite in advance.
With respect to scheme of the prior art, advantage of the present invention is:
Technical solution of the present invention is by the equipment connection of parking stall management server, LED parking space guide screen and parking lot detector, parking stall management server can real-time query parking lot in the latest state information on any parking stall, this system architecture is simple, and communication data amount is few, has reduced data delay; And can real-time management parking position, parking user can understand the state on parking stall in time, LED parking space guide screen can show parking space information in real time, guiding parking user enters corresponding parking stall, can realize empty parking stall predetermined object in advance.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the system architecture diagram of Parking Guidance System of the present invention;
Fig. 2 is the workflow diagram of parking lot of the present invention LED parking space guide screen
Fig. 3 is the system architecture diagram of parking stall of the present invention reservation system;
Fig. 4 is that Parking of the present invention position reservation system is carried out the predetermined method flow diagram in parking stall.
Embodiment
Below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiment are not limited to limit the scope of the invention for the present invention is described.The implementation condition adopting in embodiment can be done further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in normal experiment.
Embodiment
As shown in Figure 1, described Parking Guidance System, comprises LED parking space guide screen, parking stall management server, parking lot detector, and described parking stall management server is connected with LED parking space guide screen, and each LED parking space guide screen is connected with parking lot detector; Described parking lot detector is positioned on Parking position, for monitoring the state on corresponding parking stall, parking lot, and the state on corresponding parking stall and self address information is sent to LED parking space guide screen; Described LED parking space guide screen is provided with guiding user to the display screen of position, parking stall, the status information of connected each parking lot detector of described LED parking space guide screen automatic regular polling, and by latest state information storage, and be presented on display screen; Described parking stall each LED parking space guide screen of management server automatic regular polling, and the latest state information of LED parking space guide screen itself and its child node is submitted in requirement to.
Wherein LED parking space guide screen is used as repeater, adopts 485 buses to connect between parking stall management server, LED parking space guide screen; Between LED parking space guide screen and parking lot detector, also adopt 485 buses to connect, form a tree type half-duplex operation network.Described parking stall management server comprises the main frame that is provided with RS-232 interface, and described main frame connects RS-232/485 hub by RS-232 interface, and described RS-232/485 hub connects several LED parking space guide screens by RS-485 bus.LED parking space guide screen is selected RS-485 repeater.
PC, as main frame, connects 232/485 hub by RS-232 bus and forms parking stall management server.Parking stall management server and each repeater form the 1st grade of MS master-slave relation, and each parking lot detector in the coupled bus of repeater forms the 2nd grade of MS master-slave relation.In system, to be 4 bytes set when dispatching from the factory in the device address of all devices.Mailing address is only 2 bytes, and the mailing address of parking stall management server is defaulted as 0x0000, and the mailing address of repeater and parking lot detector is arranged by dip-switch package.
The frame format definition of network service is as shown in table 1, wherein comprises: start bit, destination address, source address, type, the data segment of fixing 2 bytes, check bit sum stop bit.Start bit is defined as " $ " character, and its numerical value is 0x24; Stop bit is defined as " * " character, and its numerical value is 0x2A.
Table 1 frame format
| Byte: 1 | 2 | 2 | 1 | 2 | 1 | 1 |
| Start bit | Destination address | Source address | Type | Data | Check bit | Stop bit |
Destination address is the mailing address that frame arrives equipment, and special 0xFFFF is broadcast address.Source address is the mailing address of frame initiating equipment, and source address cannot be set to 0xFFFF.The 2nd byte of repeater communication address is 0, and the 1st byte of parking lot detector mailing address equates with the 1st byte of his father's devices communicating address.Parking lot detector can adopt MSP430 single-chip microcomputer, and itself and LED parking space guide screen drive chip to carry out communication by RS-485.
The type byte definition of native system is as shown in table 2:
The definition of table 2 frame type
| Instruction | Type byte | Explanation |
| ACTIVE | 0x01 | Whether in placely inquire |
| READY | 0x81 | Reply in place |
| DATAREQ | 0x02 | Request of data |
| DATARSP | 0x82 | Data recovery |
| CMDREQ | 0x03 | Command request |
| CMDRSP | 0x83 | Order is replied |
Check byte adopt verification and method carry out, first all bytes are added, do not comprise start bit and stop bit, then result is punctured into required position long.
The rule of communication of Parking Guidance System is as follows:
(1) the leading whole communication process of parking stall management server.Parking stall each repeater of management server automatic regular polling, and the status information of repeater itself and its child node is submitted in requirement to.
(2) status information of each parking lot detector in its bus of repeater automatic regular polling, and up-to-date information is stored, in order to parking stall management server queries.
(3) exist the main frame of MS master-slave relation after sending " ACTIVE " instruction, enter reception waiting status, open overtime control simultaneously.If receive wrong information, continue to wait for; If fail at the appointed time to receive the link order " READY " of slave, think that slave is not in place, cancel communication specifically.
(4) exist the main frame of MS master-slave relation to receive after slave link order " READY ", can send " DATAREQ " or " CMDREQ " instruction, and enter accepting state, open overtime control simultaneously.If receive wrong information, continue to wait for; If fail at the appointed time to receive link order " DATARSP " or " CMDRSP " of slave, time-out count device adds 1, and main frame resends instruction; If overtime 3 times, return to error message, cancel communication specifically.
(5) exist after the slave reset of MS master-slave relation, will wait for that main frame sends instruction, and make and replying according to concrete command content.If receive call instruction frame mistake, directly abandon this frame, be left intact.
Parking Guidance System is comprised of host computer, LED navigational panel and parking lot detector, and each equipment is used 485 buses to link.Especially, LED navigational panel uses as repeater, has 2 road UART, and UART0 links main frame, UART1 link jurisdiction parking lot detector, and UART0 has interruption limit priority, has limit priority with communicating by letter of main frame, and UART1 interrupt priority level is secondly.LED navigational panel is collected each parking space state information that administration parking lot detector provides, and is uploaded to main frame and shows idle parking stall quantity and direction.
Parking lot detector and LED navigational panel all have 2 kinds of addresses:
1) 4 byte expansion address extAddr
2) 2 byte address comAddr
Wherein, globally unique extAddr is stored in Flash, and comAddr is determined by 8bit toggle switch.LED navigational panel comAddr is 0x0100,0x0200 to 0x4000; ComAddr is that the comAddr of the LED navigational panel jurisdiction parking lot detector of 0x0100 is 0x0101, and 0x0102, to 0x0140.
As shown in Figure 2, LED navigational panel carries out work according to following process:
(1) LED navigational panel is initialized as waiting status, at this state LED navigational panel, does communication process, LED navigational panel can be directly and main frame communicate, upload and receive data.LED navigational panel possesses routing function simultaneously, once be subject to destination address and be the frame data bag of administered parking lot detector, be so just forwarded to corresponding parking lot detector, if the destination address that parking lot detector is replied is main-machine communication address, LED navigational panel is transmitted to main frame by this Frame so.
(2) when the broadcast data frame of receiving from main frame, LED navigational panel is just no longer in waiting status so, but enter into polling status, the LED navigational panel of polling status starts by UART1, to send request of data frame to each probe, to collect the status information of each parking stall, and the form with 16 bytes is stored in array Parking_Info[16 by it] the inside, the feature of these data is that each byte has represented corresponding 4 parking space information.Such as Parking_Info[0] low 2 just represented that mailing address is the residing parking space information of parking lot detector of navigational panel mailing address+1,00 representative does not have this parking lot detector, 01 represents that this parking stall is occupied, and 02 represents that this parking stall is idle, and 03 represents that this parking stall is scheduled.The like totally 64, represented maximum 64 parking space information that this LED navigational panel is administered.
(3) in polling procedure, receive the Frame from main frame, so according to the priority reserved in advance, LED navigational panel is first processed and the communicating by letter of main frame stopping poll.Wherein table 3 is LED parking space guide screen and main-machine communication frame type.
Table 3 parking space guide screen and main-machine communication frame type
Master wherein: main frame; LED:LED parking space guide screen; Decoder parking stall manager.
As shown in Figure 3, parking position reservation system comprises: predetermined terminal, the webserver, parking stall management server, parking lot detector, parking stall preset device.Each parking stall in parking lot is provided with parking lot detector and parking stall preset device, and parking lot detector is monitored current parking space information, and is real-time transmitted to parking stall management server.Parking stall management server by all parking space information teletransmissions in this parking lot to the webserver.User can obtain by predetermined terminal the parking space information in parking lot, and initiates the instruction of predetermined parking stall.The webserver is stored, processes and reply user's parking stall predetermined instruction, and assigns the instruction of predetermined parking stall to parking stall management server.Parking stall management server, according to the instruction of predetermined parking stall, is opened corresponding parking stall preset device.User, before stopping, can send cutoff command to the webserver by predetermined terminal, and close parking stall preset device by parking stall management server.Described predetermined terminal comprises: mobile phone, phone, computer.Parking stall management server can be used as parking stall management server.
While carrying out parking stall scheduled operation, idiographic flow as shown in Figure 4, wherein:
(1) parking lot detector unloading lot detection information, and transfer to parking stall management server
(2) parking stall management server teletransmission parking space information is to the webserver
(3) user obtains parking space information by predetermined terminal
(4) user initiates the instruction of predetermined parking stall by predetermined terminal
(5) webserver is accepted this user predetermined parking stall instruction, and assigns to parking stall management server
(6) parking stall management server, according to the instruction of predetermined parking stall, is opened parking stall preset device
(7) user initiates cutoff command by predetermined terminal
(8) webserver receives this user's cutoff command, and assigns to parking stall management server
(9) parking stall management server, according to cutoff command, is closed parking stall preset device
(10) user is stopped completely, and parking lot detector upgrades parking space information, and transfers to parking stall management server
(11) parking stall management server teletransmission parking stall lastest imformation is to the webserver
Below the communication process between system modules is specifically described:
(1) flow process between user's predetermined terminal and the webserver
In prior defined procedure, the flow process between user's predetermined terminal and the webserver is as follows:
S1) first user obtains certain region parking position occupied information by predetermined terminal, then initiates the instruction of predetermined parking stall.
S2) webserver is received after user's predetermined parking stall instruction, accepts predetermined work, the information such as record and preservation user name, license plate number, the schedule time and the predetermined area.
S3) before the schedule time sometime, it is the predetermined parking stall of user assignment that the webserver takies situation according to the parking stall of current this predetermined area, and sends predetermined car item to this user's predetermined terminal.
S4) if user's predetermined terminal is cancelled this predetermined or overtime reply, the webserver thinks that this is scheduled to cancel; If user replys and confirms a reservation, the webserver thinks that this is scheduled to successfully, upgrades the parking stall seizure condition in this parking lot, and user profile and predetermined car item are sent to parking stall management server, opens the preset device on predetermined parking stall.
In docking process, the flow process between user's predetermined terminal and the webserver is as follows:
S1) user, when arriving this parking lot, initiates cutoff command by predetermined terminal.
S2) first the webserver inquires about this user's predetermined parking stall instruction, confirms this cutoff command, then notifies parking stall management server to close the preset device on predetermined parking stall.
S3) user, after parking stall preset device cuts out, completes vehicle parking.
(2) flow process between the webserver and parking stall management server
The parking stall management server in each region all has unique regional number, while communicating by letter between the webserver and parking stall management server, by regional number, identifies.Parking stall management server is periodically uploaded parking stall occupied information to the webserver, and webserver stores the up-to-date parking stall seizure condition of each parking stall management server.According to user's instruction, the webserver is assigned predetermined instruction and cutoff command to the parking stall management server of appointment.
(3) flow process between parking stall management server and parking lot detector
The parking lot detector of installing on each parking stall all has unique device address, and parking stall management server adopts the method for poll, and periodically each parking lot detector of poll monitors to obtain parking stall seizure condition.Wherein, parking space state is specifically divided into 3 kinds: seizure condition, idle condition and predetermined state.
(4) flow process between parking stall management server and parking stall preset device
The parking stall preset device of installing on each parking stall all has unique device address, and parking stall management server transmission predetermined instruction and cutoff command all comprise the device address of parking stall preset device.Parking stall preset device is initially closed condition, and after receiving the predetermined instruction of parking stall management server, parking stall preset device is opened, and now vehicle parking is limited in this parking stall, and the state of parking stall preset device switches to opening.After receiving the cutoff command of parking stall management server, parking stall preset device cuts out, and now this parking stall allows vehicle parking, and the state of parking stall preset device switches to closed condition.
Above-mentioned example is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalent transformations that Spirit Essence is done according to the present invention or modification, within all should being encompassed in protection scope of the present invention.
Claims (9)
1. a Parking Guidance System, is characterized in that described system comprises LED parking space guide screen, parking stall management server, parking lot detector, and described parking stall management server is connected with LED parking space guide screen, and LED parking space guide screen is connected with parking lot detector; Described parking lot detector is positioned on Parking position, for monitoring the state on corresponding parking stall, parking lot, and the state on corresponding parking stall and self address information is sent to LED parking space guide screen; Described LED parking space guide screen is provided with guiding user to the display screen of position, parking stall, the status information of connected each parking lot detector of described LED parking space guide screen automatic regular polling, and by latest state information storage, and be presented on display screen; Described parking stall each LED parking space guide screen of management server automatic regular polling, and the latest state information of LED parking space guide screen itself and its child node is submitted in requirement to.
2. car position management system for parking lot according to claim 1, it is characterized in that in described system that parking stall management server and several LED parking space guide screens connect and compose first order master slave relation, LED parking space guide screen and several parking lot detectors are connected to form second level master slave relation.
3. car position management system for parking lot according to claim 1, it is characterized in that described parking stall management server comprises the main frame that is provided with RS-232 interface, described main frame connects RS-232/485 hub by RS-232 interface, and described RS-232/485 hub connects several LED parking space guide screens by RS-485 bus.
4. car position management system for parking lot according to claim 1, is characterized in that each LED parking space guide screen connects several parking lot detectors by RS-485 bus.
5. car position management system for parking lot according to claim 1, is characterized in that described LED parking space guide screen comprises the STC single-chip microcomputer being connected with display screen, and STC single-chip microcomputer is respectively by RS-485 chip and parking stall management server and parking lot detector communication.
6. car position management system for parking lot according to claim 5, is characterized in that described STC single-chip microcomputer and parking stall management server are by UART0 interface communication, has high interrupt priority; Described STC single-chip microcomputer and parking stall management server are by UART1 interface communication, and UART1 is second level interrupt priority level.
7. car position management system for parking lot according to claim 5, is characterized in that the mailing address of described parking stall management server is set to 0x0000, and the mailing address of LED parking space guide screen and connected parking lot detector is arranged by dip-switch package.
8. car position management system for parking lot according to claim 7, is characterized in that in the mailing address of described LED parking space guide screen that the 2nd byte is 0, the 1 byte to be arranged by dip-switch package; In the mailing address of the parking lot detector connecting with LED parking space guide screen, the 1st byte is identical with LED parking space guide screen, and the 2nd byte is arranged by dip-switch package.
9. car position management system for parking lot according to claim 7, is characterized in that described LED parking space guide screen is connected power supply with 220v AC-5V DC Switching Power Supply, is provided with power management chip in described LED parking space guide screen power supply is managed.
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| CN105096648A (en) * | 2014-05-12 | 2015-11-25 | 广州市捷众智能科技有限公司 | Multi-mode vehicle detector parking stall guiding and reverse vehicle tracking system |
| CN106205206A (en) * | 2016-09-12 | 2016-12-07 | 马中游 | A kind of networking parking stall control system and method |
| TWI612501B (en) * | 2016-11-18 | 2018-01-21 | 聖約翰科技大學 | Parking information management method |
| CN107798906A (en) * | 2017-10-18 | 2018-03-13 | 武汉嘉杰电讯科技发展有限公司 | A kind of communication system and its method for underground parking garage guiding |
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| CN202758498U (en) * | 2012-08-07 | 2013-02-27 | 上海中矿电气科技有限公司 | Parking lot parking space guiding system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105096648A (en) * | 2014-05-12 | 2015-11-25 | 广州市捷众智能科技有限公司 | Multi-mode vehicle detector parking stall guiding and reverse vehicle tracking system |
| CN104778857A (en) * | 2015-04-20 | 2015-07-15 | 浙江宇视科技有限公司 | Wiring method for parking lot inducible system of intelligent parking lot and parking lot inducible system |
| CN106205206A (en) * | 2016-09-12 | 2016-12-07 | 马中游 | A kind of networking parking stall control system and method |
| TWI612501B (en) * | 2016-11-18 | 2018-01-21 | 聖約翰科技大學 | Parking information management method |
| CN107798906A (en) * | 2017-10-18 | 2018-03-13 | 武汉嘉杰电讯科技发展有限公司 | A kind of communication system and its method for underground parking garage guiding |
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Effective date of registration: 20180126 Address after: Gan Tang Industrial Park Development Zone in Qianxi County of Bijie City, 551500 Guizhou area of Bijie Province Patentee after: GUIZHOU HAIYUE TECHNOLOGY STEREO PARKING EQUIPMENT CO.,LTD. Address before: 215123 room B522, No. 150, South University Graduate School of benevolent Road, Suzhou Industrial Park, Jiangsu Patentee before: SUZHOU YIGAO TECHNOLOGY Co.,Ltd. |
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