CN106406179A - Modularly-designed multi-interface host, control system comprising same, and control method - Google Patents
Modularly-designed multi-interface host, control system comprising same, and control method Download PDFInfo
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- CN106406179A CN106406179A CN201610928615.XA CN201610928615A CN106406179A CN 106406179 A CN106406179 A CN 106406179A CN 201610928615 A CN201610928615 A CN 201610928615A CN 106406179 A CN106406179 A CN 106406179A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
- G05B19/0425—Safety, monitoring
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2604—Test of external equipment
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2612—Data acquisition interface
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- Computer Networks & Wireless Communication (AREA)
- Automation & Control Theory (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention discloses a modularly-designed multi-interface host, a control system comprising the same, and a control method. The modularly-designed multi-interface host comprises an MCU unit, wherein the MCU unit is connected with a power management unit, a real-time clock unit, a data storage unit, a switching value input unit, an analog quantity acquisition unit, a control quantity output unit, a differential bus unit, a radio frequency communication unit, a WiFi communication unit, an Ethernet conversion unit, a cellular communication unit, an sha-1 encryption unit and a temperature and humidity monitoring unit which are modularly designed. The modularly-designed multi-interface host, the control system and the control method can achieve the effect of carrying out unified networking management, routing management, data storage as well as analysis and processing on various types and numbers of terminals in the field, can break through the limitations of field environment, uploads field data in various ways such as a GPRS/3G/4G public network, a VPN virtual private network, or a site LAN (optical fiber ring network) through flexible configuration, realizes WIFI debugging in the field, has long signal transmission distance, and can achieve the effect of covering the entire field.
Description
Technical field
The present invention relates to a kind of multiplex roles main frame of modularized design, the control system including this main frame and method.
Background technology
In electric power supervisory control field, because monitoring project is numerous, so the type of monitor terminal and same monitoring
The number of terminal is a lot, in such systems, is required for multiple types, the terminal of multi-quantity carries out unified networking management, road
By management, data storage, analyzing and processing；Meanwhile, the restriction according to system installation site environment, needs main frame support multiple by number
According to the communication link uploading to platform, and can flexibly be configured；Upload mode comprises GPRS/3G/4G public network or VPN is virtual specially
Net, website LAN (optical fiber ring network), data can be exchanged and upload to monitor supervision platform by main frame by the way；Realize above-mentioned
Interface function data processing function must research and develop a kind of main frame unified management of scene, compatible various interfaces；Simultaneously for convenience of tune
Try this main frame and need to possess wireless WiFi (comparing Bluetooth signal transmission distance remote, whole scene can be covered) communication interface, and can
To be accessed by main frame with hand-held intelligent terminal and to debug each terminal node.
The Versatile modular monitoring host computer of Publication No. " 201010004437.4 ", can only pass through local with monitor supervision platform
Network Communication, with terminal interface for single cable interface it is impossible to adapt to field demand it is impossible to corresponding various types of terminal.
The patented technology of Publication No. " 105547483A ", discloses a kind of measurement in real time for the infrared matrix of networking type and opens
The method closing cabinet temperature；Be directed to a kind of process and forward temperature data controller (say from system perspective, we term it
A kind of live main frame of this system-specific) although this patent has been briefly described the major function of live main frame, but should not
The detailed description of main frame.
Content of the invention
The purpose of the present invention is exactly to solve the above problems, and provides a kind of multiplex roles main frame, the inclusion of modularized design
The control system of this main frame and method, the multiplex roles design of this host module, it is possible to achieve flexibly the connecing of live each Terminal Type
Enter, realize data processing, scheduling, storage and various ways simultaneously and upload.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of multiplex roles main frame based on modularized design, including MCU unit, described MCU unit is set with modularity respectively
The Power Management Unit of meter, real time clock unit, data storage cell, On-off signal unit, analog acquisition unit, control
Amount output unit, differential bus unit, radio frequency communications unit, WiFi communication unit, Ethernet converting unit, cellular communication list
Unit, sha-1 ciphering unit and temperature-humidity monitoring unit connect.
Described MCU unit, temperature-humidity monitoring unit, On-off signal unit, radio frequency communications unit, WiFi communication unit,
Ethernet converting unit and cellular communication unit composition Host Status monitoring and pattern configurations management module.
Described MCU unit, Ethernet converting unit, cellular communication unit and WiFi communication unit composition data upstream Interface
Control module；
Described MCU unit, differential bus unit, radio frequency communications unit, On-off signal unit, analog acquisition unit and
Controlled quentity controlled variable output unit composition data downstream interface module.
Described MCU unit, WiFi communication unit and On-off signal unit composition main frame field adjustable interface module.
Comprise a kind of control system of described multiplex roles main frame based on modularized design, described MCU unit passes through radio frequency
Communication unit, WiFi communication unit, Ethernet converting unit or cellular communication unit are communicated with monitor supervision platform and terminal；With
Shi Suoshu MCU unit is communicated with described monitor supervision platform by WIFI interface commissioning device.
Using the control method of described control system, including：
Power Management Unit is monitored the normal working voltage it is ensured that main frame to the supply voltage of described main frame；
Temperature-humidity monitoring unit, On-off signal unit, radio frequency communications unit, WiFi communication unit, Ethernet conversion are single
Unit and cellular communication unit are by completing the status monitoring to main frame and pattern configurations management with the work of MCU unit matching；
WiFi communication unit, ethernet communication unit and cellular communication unit contain all of data uplink of main frame and lead to
Road, main frame is sent data to monitor supervision platform；Temperature-humidity monitoring unit, On-off signal unit, analog acquisition unit, control
Amount output unit, differential bus unit and radio frequency communications unit contain main frame all of data downstream passage, and main frame is sent
Data is to terminal；
Carry out the field adjustable of main frame by WiFi communication unit, On-off signal unit and MCU unit；
Sha-1 ciphering unit and the work of MCU unit matching carry out safety management certification.
The every 100ms of described Power Management Unit carries out ADC sampling to main frame each several part supply voltage, and sends result to
MCU unit；
According to ADC sampled result and preset security voltage range, control main frame carries out power supply main standby switching or disconnected to MCU unit
Electricity；
MCU unit, according to the control command of monitor supervision platform, carries out active-standby switch, energising or power-off behaviour to Power Management Unit
Make；
The each several part supply voltage of described main frame has：Main power source 48V, standby main power source 27V, 12V, 5V and 3.3V；When with
When upper 5 kinds of electric pressures exceed preset security threshold value, then control this partial power to cut off by MCU unit, and it is different to produce power supply
Ordinary affair part, reports monitor supervision platform；
When main power source 48V is less than standby main power source 27V, main power source is carried out by active-standby switch by MCU unit, cut-out
48V power supply, is powered using 27V power supply simultaneously；When 48V electric pressure is more than standby main power source, MCU unit is by main frame main power source
48V is switched to power.
Temperature-humidity monitoring unit is acquired and digitized to the humiture of hosted environment, and it is mono- to send result to MCU
Unit；
On-off signal unit connects the trigger button of mainframe box, door magnetism device etc., and switch amount is acquired, and will tie
Fruit is sent to MCU unit；
Radio frequency communications unit, WiFi communication unit, ethernet communication unit, cellular communication unit are respectively to location mode amount
Carry out real time record, and timing is sent to MCU unit；
The above information package collected is sent to monitor supervision platform by MCU unit, and monitor supervision platform is shown and reports to the police；
MCU unit receives the main frame operational mode configuration information that monitor supervision platform issues, and control main frame enters corresponding operation
Pattern；
Operational mode includes normal operation mode and commissioning pattern：
Under normal operation mode, MCU unit control selections WiFi communication unit, Ethernet converting unit, cellular communication list
One of unit, as data uplink passage；
Under commissioning pattern, MCU unit supports that WiFi communication unit, ethernet communication unit, cellular communication unit are sent
All protocol datas and test data.
When data feedback channel receives transparent protocol data, main frame passes through MCU unit forwards to counterpart terminal to MCU unit；
MCU unit timing controlled terminal carries out data acquisition, when MCU unit passes through data downstream channel reception to number of terminals
According to when, main frame is stored by the data that MCU unit gathers to terminal and is uploaded to monitor supervision platform；
When MCU unit receives main frame or the terminal program updating protocol that monitor supervision platform issues, main frame pass through MCU unit and
Current data uplink passage receives to program file；And according to program file description information, control and itself carry out firmware
Upgrading or the forwarding of terminal program file；
When MCU unit receives the school of monitor supervision platform during agreement, MCU unit is first when real time clock unit obtains current
Between, compare protocol time and local zone time, and update local zone time；Then row of channels sends and terminal MCU unit separately down
School when agreement.
Carry out main frame field adjustable when,
When On-off signal unit detects the input of odd-times external trigger, main frame controls WiFi communication by MCU unit
Unit carries out upper electricity and initialization, and normally runs；
When On-off signal unit detects the input of even-times external trigger, main frame controls WiFi communication by MCU unit
Unit power-off；
WiFi communication unit exists as AP in WiFi LAN, when the STA equipment with WiFi function accesses AP,
WiFi communication unit reports MCU unit；When WiFi communication unit receives the data of STA equipment transmission, WiFi communication list
What unit was complete is transmitted to MCU unit；
When WiFi communication unit receives the data of MCU unit transmission, WiFi communication unit can forward the data to often
One STA equipment having connected.
The method carrying out safety management certification includes：
MCU unit preserves the key of eight byte lengths, and sha-1 ciphering unit writes eight byte longs by frock
The key of degree；
After electricity on main frame, MCU unit transmitting control commands, to sha-1 ciphering unit, read the MAC of sha-1 ciphering unit
Address, information of dispatching from the factory；And send the random number of string 8 byte length to sha-1 ciphering unit；
MCU unit in order by the MAC Address of the sha-1 getting ciphering unit, information of dispatching from the factory, 8 byte lengths with
Machine number, the key of 8 byte lengths merge into an one-dimension array, and it is carried out with sha-1 summary process, finally obtain 20 words
The digest value of section length；
Sha-1 ciphering unit ibid carries out sha-1 algorithm summary and processes, and obtains the digest value of 20 byte lengths；Concurrently
Give MCU unit；
Whether MCU unit compares two digest value identical；If identical, normal program operation, otherwise proceed on
State step, until certification is passed through.
Also include：
Differential bus unit, radio frequency communications unit, On-off signal unit, analog acquisition unit, controlled quentity controlled variable output are single
Unit respective hosts logic port 1-5 respectively：
After MCU unit receives the port 1 terminal incoming order that monitor supervision platform issues, it is poor that main frame passes through the control of MCU unit
Divide whether bus unit scanning has terminal to access, access if there are terminal, then obtain terminal attributive information, and store, report prison
Control platform；Access without terminal, then report monitor supervision platform；
After MCU unit receives the port 2 terminal incoming order that monitor supervision platform issues, main frame passes through the control of MCU unit and penetrates
Whether the scanning of frequency communication unit has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, report prison
Control platform；Access without terminal, then report monitor supervision platform；
After MCU unit receives the port 3 terminal incoming order that monitor supervision platform issues, main frame passes through the control of MCU unit and opens
Whether pass amount input block scanning has terminal to access, and accesses if there are terminal, then obtains terminal attributive information, and store, report
Monitor supervision platform；Access without terminal, then report monitor supervision platform；
After MCU unit receives the port 4 terminal incoming order that monitor supervision platform issues, main frame controls mould by MCU unit
Whether the scanning of analog quantity collecting unit has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, report
Monitor supervision platform；Access without terminal, then report monitor supervision platform；
After MCU unit receives the port 5 terminal incoming order that monitor supervision platform issues, main frame passes through MCU unit and controls control
Amount output unit processed carries out opening and closing operation, and correlation engineering technical staff measures to the terminal of the 5 times mountings in port, sentences
Whether disconnected controlled quentity controlled variable output is normal.
Beneficial effects of the present invention：
1st, live multiple types can be realized, multi-quantity terminal carries out unified networking management, routing management, data storage,
Analyzing and processing.
2nd, the restriction of site environment can be broken through, by flexible configuration, virtual specially by GPRS/3G/4G public network or VPN
The various ways such as net, website LAN (optical fiber ring network), field data is uploaded.
3rd, WIFI debugging, long distance of signal transmission are realized in scene, it is possible to achieve cover whole scene.
4th, a kind of multiplex roles main frame based on modularized design, it is possible to achieve the flexible access of live each Terminal Type, simultaneously
Realize data processing, scheduling, storage and various ways to upload.
5th, the control system that this main frame has simultaneously can realize time synchronized, multiplex roles compatibility, the real-time self-inspection of state,
Modularized design, general-purpose scheduler flow process, multi-level storage machine system, configure multiple-working mode, strong adaptability function.
6th, by the enforcement of the present invention, realize one-machine-multi-function, adapt to live various demands, reduce the usage amount of main frame, warp
Ji low cost, the probability that goes wrong is low, improves the stability of whole Operation of Electric Systems, ensured operation power safety and
Reliable.
Brief description
Fig. 1 is host hardware composition schematic diagram of the present invention；
Fig. 2 is engine control system block diagram of the present invention.
Specific embodiment
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As Fig. 1, the multiplex roles main frame of modularized design, in order to realize the flexible access of live each Terminal Type, realize simultaneously
Data processing, scheduling, storage and various ways upload, and mainly have following 14 hardware cells to constitute：Power Management Unit, MCU
Unit, real time clock unit, data storage cell, On-off signal unit, analog acquisition unit, controlled quentity controlled variable output unit,
Differential bus unit, radio frequency communications unit, WiFi communication unit, Ethernet converting unit, cellular communication unit, sha-1 encryption
Unit, temperature-humidity monitoring unit；Its hardware annexation block diagram such as Fig. 1.
Wherein, described Power Management Unit, the super capacitor group by 48V main power source and being output as 27V and different voltage
Produce circuit composition, provide reliable and stable power supply for main frame.
Described MCU unit, using STM32F429 high-performance ARM framework MCU, have 8 road serial communication interfaces it is ensured that
The multiplex roles design of main frame.
Described real time clock unit, using PCF8563 chip, low-power consumption is it is ensured that can keep for a long time after main frame power-off
Orthochronous timing.
Described data storage cell, using FRAM chip FM25V20A and the Large Copacity Noflash storage chip of 2M capacity.
Described On-off signal unit, is made up of elements such as audion, electric capacity, resistance, and outside 0-5V benchmark can be opened
Pass amount is detected.
Described simulation amount detection unit, using high-precision adc chip it is ensured that accuracy to analog acquisition.
Host circuit is isolated with external control circuit by described controlled quentity controlled variable output unit using relay.
Described differential bus unit, using MAX13431 chip, stability high it is ensured that Differencing communication stability.
Described radio frequency communications unit, selected remote low-power consumption radio frequency chip SX1278 based on LoRa technology it is ensured that
The distance of radio communication and accuracy under complex industrial environment.
Described WiFi communication unit, is realized using low-power-consumption embedded Wi-Fi module, supports that 802.11b/g/n wirelessly marks
Standard, possesses UART/SPI/GPIO data communication, supports STA/AP/STA+AP coexistence work mode, supports that multichannel (is not less than 5
Road) TCP Client connection, support external antenna interface；Specifically select model HF-LPB100 module.
Described Ethernet converting unit adopts embedded ethernet serial data modular converter, integrated 10/100M self adaptation
Ethernet interface, integrated ICP/IP protocol stack, there is TCP Server, TCP Client, UDP and Real COM driver etc.
Multiple-working mode, supports most four connections, supports the functions such as domain name access, built-in WEB server, facilitate webpage to configure,
Can set in the range of serial port baud rate 300bps～230.4kbps；From model IPort-2 (ZLG).
Described cellular communication module, supports 2.5G (GPRS/EDGE/CDMA1X)/3G (WCDMA/CDMA2000/TD-
SCDMA)/4G (TD-LTE/FDD-LTE) digital cellular radio communication, for not having the occasion of cable network.
Described sha-1 ciphering unit, using the DS28E01 chip based on sha-1 digest algorithm.This unit is exactly mainly
Chip DS28E01 and its peripheral circuit, his major function is to write the key of a setting by single port communication,
And can repeatedly erasable modification, but can only change it is impossible to read；On the other hand, the mastery routine in the master chip of main frame also can
Prestore a key, before operation, can first with this sha-1 chip communication, docked using random number and key, if two
While the result that the data containing own key is all drawn through sha-1 summary is identical, then the key of the two storage of explanation is identical,
Program continues normal operation；Otherwise, program do not continue to run, can continuous verification this；The whole external world of so communication cannot
Obtain the key in the chip of both sides, even if also key cannot be released it is ensured that mainframe program is replicated by sha-1 digest value is counter,
But correct key can not be write in chip DS28E01, main frame nor normally operation.
Described temperature-humidity monitoring unit, using CC2D23S temperature-humidity monitoring chip.
Comprise a kind of control system of described multiplex roles main frame based on modularized design, described MCU unit passes through radio frequency
Communication unit, WiFi communication unit, Ethernet converting unit or cellular communication unit are communicated with monitor supervision platform and terminal；With
Shi Suoshu MCU unit is communicated with described monitor supervision platform by WIFI interface commissioning device.
Energy supply control module, Host Status monitoring and pattern configurations management module, number can be formed by above-mentioned hardware system
According to dispatching management module, data uplink interface control module, data downstream interface control module, main frame field adjustable Interface Controller
Module, Data Storage, safety management module.Final realization can realize time synchronized, and multiplex roles are compatible, state is real
Shi Zijian, modularized design, general-purpose scheduler flow process, multi-level storage machine system, configure multiple-working mode, the function of strong adaptability.
Below specific descriptions are provided to the control method of control system：
Energy supply control module, is realized by Power Management Unit and MCU unit.It is as follows that it implements process：
1) the every 100ms of Power Management Unit carries out ADC sampling to main frame each several part supply voltage, and sends result to
MCU unit.
2) MCU unit is according to ADC sampled result and preset security voltage range, control main frame carry out power supply main standby switching or
Power-off.
3) MCU unit, according to the control command of monitor supervision platform, carries out active-standby switch, energising, power-off to Power Management Unit
Operation.
For example, the mains voltage grade of Power Management Unit has：Main power source 48V, standby main power source 27V, 12V, 5V,
3.3V；When above 5 kinds of electric pressures exceed inherently safe threshold value, then main frame controls this partial power to cut off by MCU unit, and
Produce abnormity of power supply event, report monitor supervision platform.
When main power source 48V is less than standby main power source 27V, then main frame main power source is carried out active and standby cutting by MCU unit by main frame
Change, cut off 48V power supply, powered using 27V power supply simultaneously；When 48V electric pressure is more than standby main power source, MCU unit will be led
Owner's power supply switches to 48V to power.
When monitor supervision platform issues control command, such as cut off the power supply of certain hardware module, then main frame is carried out by MCU unit
Cut off the electricity supply operation.
Described Host Status monitoring and pattern configurations management module, mainly pass through MCU unit and temperature-humidity monitoring unit, open
Pass amount input block, radio frequency communications unit, WiFi communication unit, Ethernet converting unit, cellular communication unit are realizing.Specifically
Realize process as follows：
1) temperature-humidity monitoring unit is acquired and digitized to the humiture of hosted environment, and sends result to MCU
Unit.
2) On-off signal unit connects the trigger button of mainframe box, door magnetism device etc., and switch amount is acquired, will
Result is sent to MCU unit.
3) radio frequency communications unit, WiFi communication unit, ethernet communication unit, cellular communication unit are respectively to location mode
Amount carries out real time record, and timing is sent to MCU unit.
4) information package more than MCU unit collected is sent to monitor supervision platform, and monitor supervision platform can be shown and report to the police.
5) MCU unit receives the main frame operational mode configuration information that monitor supervision platform issues, and control main frame enters and mutually meets the tendency
Row mode.
For example：Main frame can arrange two kinds of operational modes, normal operation mode and commissioning pattern.
Under normal operation mode, MCU unit control selections WiFi communication unit, Ethernet converting unit, cellular communication list
One of unit, as data uplink passage；Under commissioning pattern, MCU unit supports WiFi communication unit, ethernet communication list
All protocol datas and test data that unit, cellular communication unit are sent.
Data dispatch management module, is realized by main frame MCU unit, implements process as follows：
1) WiFi communication unit, ethernet communication unit, cellular communication unit contain all of data uplink of main frame and lead to
Road (main frame sends data to the passage of monitor supervision platform), temperature-humidity monitoring unit, On-off signal unit, analog acquisition list
Unit, controlled quentity controlled variable output unit, differential bus unit, radio frequency communications unit contain main frame all of data downstream passage (main frame
Send data to the passage of terminal).
2) when data feedback channel receives transparent protocol data, main frame passes through MCU unit forwards to corresponding whole to MCU unit
End；
3) MCU unit timing controlled all kinds terminal carries out data acquisition, when MCU unit is connect by data downstream passage
When receiving terminal data, main frame is stored by the data that MCU unit gathers to terminal and is uploaded to monitor supervision platform.
4), when MCU unit receives main frame or the terminal program updating protocol that monitor supervision platform issues, main frame passes through MCU unit
With current data uplink passage, program file is received；And according to program file description information, control and itself carry out admittedly
Part upgrading or the forwarding of terminal program file.
5), when MCU unit receives the school of monitor supervision platform during agreement, MCU unit obtains current first from real time clock unit
Time, compare protocol time and local zone time, and update local zone time；Then row of channels sends and whole MCU unit separately down
The agreement during school at end.
Data uplink interface control module, by MCU unit, Ethernet converting unit, cellular communication unit, WiFi communication
Realizing, main implementation is as follows for unit：
1) main frame can be provided with 5 kinds of data uplinks by Ethernet converting unit, cellular communication unit, WiFi communication unit
Mode：GPRS mode (cellular communication unit), short message mode (cellular communication unit), 3G/4G networking mode (cellular communication list
Unit), ether net mode (Ethernet converting unit), WiFi networking mode (WiFi communication unit).
2), when MCU unit receives the GPRS mode configuration order that monitor supervision platform issues, main frame passes through MCU unit to honeycomb
Communication unit carries out power-up initializing, runs control and condition monitoring.
3), when MCU unit receives the short message mode configuration order that monitor supervision platform issues, main frame passes through MCU unit to honeycomb
Communication unit carries out power-up initializing, runs control and condition monitoring.
4), when MCU unit receives the 3G/4G networking mode configuration order that monitor supervision platform issues, main frame passes through MCU unit
Cellular communication unit is carried out with power-up initializing, runs control and condition monitoring.
5), when MCU unit receives the ether net mode configuration order that monitor supervision platform issues, main frame passes through MCU unit to honeybee
Nest communication unit carries out power-up initializing, runs control and condition monitoring.
6), when MCU unit receives the WiFi networking mode configuration order that monitor supervision platform issues, main frame passes through MCU unit pair
Cellular communication unit carries out power-up initializing, runs control and condition monitoring.
Data downstream interface module, by MCU unit, differential bus unit, radio frequency communications unit, On-off signal list
Unit, analog acquisition unit, controlled quentity controlled variable output unit are realizing.Main implementation is as follows：
1) differential bus unit, radio frequency communications unit, On-off signal unit, analog acquisition unit, controlled quentity controlled variable output
Unit respective hosts logic port 1-5 respectively.
2), after MCU unit receives the port 1 terminal incoming order that monitor supervision platform issues, main frame is controlled by MCU unit
Whether differential bus unit scan has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, report
Monitor supervision platform；Access without terminal, then report monitor supervision platform.
3), after MCU unit receives the port 2 terminal incoming order that monitor supervision platform issues, main frame is controlled by MCU unit
Whether radio frequency communications unit scanning has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, report
Monitor supervision platform；Access without terminal, then report monitor supervision platform.
4), after MCU unit receives the port 3 terminal incoming order that monitor supervision platform issues, main frame is controlled by MCU unit
Whether On-off signal unit scan has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, on
Report monitor supervision platform；Access without terminal, then report monitor supervision platform.
5), after MCU unit receives the port 4 terminal incoming order that monitor supervision platform issues, main frame is controlled by MCU unit
Whether analog acquisition unit scan has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, on
Report monitor supervision platform；Access without terminal, then report monitor supervision platform.
6), after MCU unit receives the port 5 terminal incoming order that monitor supervision platform issues, main frame is controlled by MCU unit
Controlled quentity controlled variable output unit carries out opening and closing operation, and correlation engineering technical staff measures to the terminal of the 5 times mountings in port,
Judge whether controlled quentity controlled variable output is normal.
Main frame field adjustable interface module, is realized by MCU unit, WiFi communication unit, On-off signal unit, main
For the ease of engineering staff scene, main frame debugged and to be controlled, main implementation is as follows：
1) when On-off signal unit detects the input of odd-times external trigger, main frame controls WiFi to lead to by MCU unit
Letter unit carries out upper electricity and initialization, and normally runs.
2) when On-off signal unit detects the input of even-times external trigger, main frame controls WiFi to lead to by MCU unit
Letter unit power-off.
3) WiFi communication unit exists as AP in WiFi LAN, when mobile phone etc. carries the STA equipment of WiFi function
When accessing AP, WiFi communication unit reports MCU unit.When WiFi communication unit receives the data of STA equipment transmission,
WiFi communication unit can completely be transmitted to MCU unit.
4) when WiFi communication unit receives the data of MCU unit transmission, WiFi communication unit can forward the data to
Each STA equipment having connected.
Field adjustable refers to：By the intelligent WiFi equipment such as mobile phone, connect main frame WiFi network, and pass through WiFi network,
(main frame, as transfer mechanism, such as can read the temperature data of terminal detection, controls in temp measuring system for the debug command of transmission terminal
Terminal positioning display lamp such as lights at the operation), or read the main machine status information (parameter such as voltage, hosted environment temperature；Host name
Title, the attribute such as numbering, installation site), or big file (mainframe program file, terminal program file) is transmitted to main frame, carry out
The program upgrading of main frame or terminal.
Data Storage, is realized by data storage cell, MCU unit, main implementation is as follows：
1) when main frame receives the data of terminal transmission, main frame passes through MCU unit control data memory element to receiving
Data stored.
2) when main frame receives the host configuration information of monitor supervision platform transmission, main frame is deposited to data by MCU unit
Storage.
3) when on main frame, electricity runs, main frame passes through the configuration information in MCU unit reads data memory element.
Safety management module, is mainly realized by sha-1 ciphering unit and MCU unit, main implementation is as follows：
1) MCU unit preserves the key of eight byte lengths, and sha-1 ciphering unit writes eight bytes by frock
The key of length.
2), after electricity on main frame, MCU unit transmitting control commands, to sha-1 ciphering unit, read sha-1 ciphering unit
MAC Address, information of dispatching from the factory.And send the random number of string 8 byte length to sha-1 ciphering unit.
3) MCU unit is in order by the MAC Address of the sha-1 getting ciphering unit, information of dispatching from the factory, 8 byte lengths
Random number, the key of 8 byte lengths merge into an one-dimension array, and it is carried out with sha-1 summary process, finally obtain 20
The digest value of byte length.
4) Sha-1 ciphering unit ibid carries out sha-1 summary process, obtains the digest value of 20 byte lengths.And send
To MCU unit.
5) whether MCU unit to compare two digest value identical.If identical, normal program operation, otherwise proceed
Above-mentioned steps, until certification is passed through.
The present invention can realize time synchronized, multiplex roles compatibility, the real-time self-inspection of state, modularized design, general-purpose scheduler stream
Journey, multi-level storage machine system, configure multiple-working mode, strong adaptability function.
Time synchronized, refers to that this main frame, when logging in, can be actively calibrated with FEP, and timing and FEP and respectively
The terminal of individual port is calibrated.Time in guarantee packet is in range of error.
Multiplex roles are compatible, are that the design of this main frame is reserved with multiple uplink and downlink interface, can be according to site environment, convenient choosing
Select uplink and downlink mode.The messaging parameter of each interface is respectively provided with certain adaptivity simultaneously, such as communication baud rate etc..
The real-time self-inspection of state, refers to that this main frame carries out self-inspection to self-operating state in real time, and extremely short after extremely occurring
Produce alert event in time it is ensured that the safety of system.
Modularized design, refers to that engine control system adopts modeled programming thought completely, to different functions or
Functional module carries out modularized encapsulation, improves the compatibility of main frame.
General-purpose scheduler flow process, refers to that main frame carries out unified management and running to the data of each interface：Downstream interface is entered
Row timing is patrolled and examined and state reporting, the data of upstream Interface is classified according to given protocol and forwards；Ensure that main frame
Compatibility.
Multi-level storage machine system, refer to that the data to each interface carries out main frame locally stored, do not consider that these data exist
Whether terminal is stored, when certain level one data is lost, can give data for change, improve Information Security from multistage storage.
Configurable multiple-working mode, refers to that main frame supports commissioning pattern and two kinds of working methods of normal mode, conveniently enters
Row debugging.
Strong adaptability, refers to that main frame can be combined by certain configuration, uses, improve main frame under multiple varying environments
Versatility.
Although the above-mentioned accompanying drawing that combines is described to the specific embodiment of the present invention, not model is protected to the present invention
The restriction enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme, and those skilled in the art are not
Need to pay the various modifications that creative work can make or deformation still within protection scope of the present invention.
Claims (10)
1. a kind of multiplex roles main frame based on modularized design, is characterized in that, including MCU unit, described MCU unit respectively with mould
The Power Management Unit of massing design, real time clock unit, data storage cell, On-off signal unit, analog acquisition list
Unit, controlled quentity controlled variable output unit, differential bus unit, radio frequency communications unit, WiFi communication unit, Ethernet converting unit, honeycomb
Communication unit, sha-1 ciphering unit and temperature-humidity monitoring unit connect.
2. a kind of multiplex roles main frame based on modularized design as claimed in claim 1, is characterized in that, described MCU unit, warm and humid
Degree monitoring means, On-off signal unit, radio frequency communications unit, WiFi communication unit, Ethernet converting unit and cellular communication
Unit composition Host Status monitoring and pattern configurations management module.
Described MCU unit, Ethernet converting unit, cellular communication unit and WiFi communication unit composition data upstream Interface control
Module；
Described MCU unit, differential bus unit, radio frequency communications unit, On-off signal unit, analog acquisition unit and control
Amount output unit composition data downstream interface module.
Described MCU unit, WiFi communication unit and On-off signal unit composition main frame field adjustable interface module.
3. comprise a kind of control system of the multiplex roles main frame based on modularized design described in claim 1, it is characterized in that, described
MCU unit pass through radio frequency communications unit, WiFi communication unit, Ethernet converting unit or cellular communication unit and monitor supervision platform and
Terminal is communicated；Described MCU unit is communicated with described monitor supervision platform by WIFI interface commissioning device simultaneously.
4. adopt the control method of control system described in claim 3, it is characterized in that, including：
Power Management Unit is monitored the normal working voltage it is ensured that main frame to the supply voltage of described main frame；
Temperature-humidity monitoring unit, On-off signal unit, radio frequency communications unit, WiFi communication unit, Ethernet converting unit and
Cellular communication unit is by completing the status monitoring to main frame and pattern configurations management with the work of MCU unit matching；
WiFi communication unit, ethernet communication unit and cellular communication unit contain main frame all of data uplink passage, will
Main frame sends data to monitor supervision platform；Temperature-humidity monitoring unit, On-off signal unit, analog acquisition unit, controlled quentity controlled variable are defeated
Go out unit, differential bus unit and radio frequency communications unit and contain main frame all of data downstream passage, main frame is sent data
To terminal；
Carry out the field adjustable of main frame by WiFi communication unit, On-off signal unit and MCU unit；
Sha-1 ciphering unit and the work of MCU unit matching carry out safety management certification.
5. control method as claimed in claim 4, is characterized in that,
The every 100ms of described Power Management Unit carries out ADC sampling to main frame each several part supply voltage, and sends result to MCU
Unit；
MCU unit carries out power supply main standby switching or power-off according to ADC sampled result and preset security voltage range, control main frame；
MCU unit, according to the control command of monitor supervision platform, carries out active-standby switch, energising or power operation to Power Management Unit；
The each several part supply voltage of described main frame has：Main power source 48V, standby main power source 27V, 12V, 5V and 3.3V；When above 5 kinds
When electric pressure exceedes preset security threshold value, then control this partial power to cut off by MCU unit, and produce abnormity of power supply thing
Part, reports monitor supervision platform；
When main power source 48V is less than standby main power source 27V, main power source is carried out by active-standby switch, cut-out 48V electricity by MCU unit
Source, is powered using 27V power supply simultaneously；When 48V electric pressure is more than standby main power source, main frame main power source is switched by MCU unit
Power for 48V.
6. control method as claimed in claim 4, is characterized in that,
Temperature-humidity monitoring unit is acquired and digitized to the humiture of hosted environment, and sends result to MCU unit；
On-off signal unit connects the trigger button of mainframe box, door magnetism device etc., and switch amount is acquired, and result is sent out
Give MCU unit；
Radio frequency communications unit, WiFi communication unit, ethernet communication unit, cellular communication unit are carried out to location mode amount respectively
Real time record, and timing is sent to MCU unit；
The above information package collected is sent to monitor supervision platform by MCU unit, and monitor supervision platform is shown and reports to the police；
MCU unit receives the main frame operational mode configuration information that monitor supervision platform issues, and control main frame enters corresponding operational mode；
Operational mode includes normal operation mode and commissioning pattern：
Under normal operation mode, in MCU unit control selections WiFi communication unit, Ethernet converting unit, cellular communication unit
One, as data uplink passage；
Under commissioning pattern, MCU unit supports the institute that WiFi communication unit, ethernet communication unit, cellular communication unit are sent
There are protocol data and test data.
7. control method as claimed in claim 4, is characterized in that,
When data feedback channel receives transparent protocol data, main frame passes through MCU unit forwards to counterpart terminal to MCU unit；
MCU unit timing controlled terminal carries out data acquisition, when MCU unit passes through data downstream channel reception to terminal data
When, main frame is stored by the data that MCU unit gathers to terminal and is uploaded to monitor supervision platform；
When MCU unit receives main frame or the terminal program updating protocol that monitor supervision platform issues, main frame passes through MCU unit and current
Data uplink passage program file is received；And according to program file description information, control and itself carry out firmware upgrade
Or the forwarding of terminal program file；
When MCU unit receives the school of monitor supervision platform during agreement, MCU unit obtains current time from real time clock unit first,
Relatively protocol time and local zone time, and update local zone time；Then row of channels sends the school with terminal to MCU unit separately down
Shi Xieyi.
8. control method as claimed in claim 4, is characterized in that, carry out main frame field adjustable when,
When On-off signal unit detects the input of odd-times external trigger, main frame controls WiFi communication unit by MCU unit
Carry out upper electricity and initialization, and normally run；
When On-off signal unit detects the input of even-times external trigger, main frame controls WiFi communication unit by MCU unit
Power-off；
WiFi communication unit exists as AP in WiFi LAN, and when the STA equipment with WiFi function accesses AP, WiFi leads to
Letter unit reports MCU unit；When WiFi communication unit receives the data of STA equipment transmission, WiFi communication unit is complete
Be transmitted to MCU unit；
When WiFi communication unit receives the data of MCU unit transmission, WiFi communication unit can forward the data to each
The STA equipment having connected.
9. control method as claimed in claim 4, is characterized in that, the method carrying out safety management certification includes：
MCU unit preserves the key of eight byte lengths, and sha-1 ciphering unit writes eight byte lengths by frock
Key；
After electricity on main frame, MCU unit transmitting control commands to sha-1 ciphering unit, read sha-1 ciphering unit MAC Address,
Dispatch from the factory information；And send the random number of string 8 byte length to sha-1 ciphering unit；
MCU unit in order by the MAC Address of the sha-1 getting ciphering unit, information of dispatching from the factory, the random number of 8 byte lengths,
The key of 8 byte lengths merges into an one-dimension array, and it is carried out with sha-1 summary process, finally obtains 20 byte longs
The digest value of degree；
Sha-1 ciphering unit ibid carries out sha-1 summary process, obtains the digest value of 20 byte lengths；And it is mono- to be sent to MCU
Unit；
Whether MCU unit compares two digest value identical；If identical, normal program operation, otherwise proceed above-mentioned step
Suddenly, until certification is passed through.
10. control method as claimed in claim 4, is characterized in that, also includes：
Differential bus unit, radio frequency communications unit, On-off signal unit, analog acquisition unit, controlled quentity controlled variable output unit divide
Other respective hosts logic port 1-5：
After MCU unit receives the port 1 terminal incoming order that monitor supervision platform issues, main frame controls difference total by MCU unit
Whether line unit scan has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, and reports monitoring flat
Platform；Access without terminal, then report monitor supervision platform；
After MCU unit receives the port 2 terminal incoming order that monitor supervision platform issues, main frame controls radio frequency to lead to by MCU unit
Whether letter unit scan has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, and reports monitoring flat
Platform；Access without terminal, then report monitor supervision platform；
After MCU unit receives the port 3 terminal incoming order that monitor supervision platform issues, main frame passes through MCU unit controlling switch amount
Whether input block scanning has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, report monitoring
Platform；Access without terminal, then report monitor supervision platform；
After MCU unit receives the port 4 terminal incoming order that monitor supervision platform issues, main frame controls analog quantity by MCU unit
Whether collecting unit scanning has terminal to access, and accesses if there are terminal, then obtain terminal attributive information, and store, report monitoring
Platform；Access without terminal, then report monitor supervision platform；
After MCU unit receives the port 5 terminal incoming order that monitor supervision platform issues, main frame controls controlled quentity controlled variable by MCU unit
Output unit carries out opening and closing operation, and correlation engineering technical staff measures to the terminal of the 5 times mountings in port, judges control
Whether amount output processed is normal.
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Address after: 250101 A203, block F, entrepreneurship square, Qilu Software Park, No.1 Shunhua Road, high tech Development Zone, Jinan City, Shandong Province Patentee after: Conway Communication Technology Co., Ltd Address before: 250101 Qilu Software Park, No. 1 Shunhua Road, Jinan High-tech Development Zone, Shandong Province, A 203 Patentee before: SHANDONG KANGWEI COMMUNICATION TECHNOLOGY Co.,Ltd. |