CN102624525A - Electronic identity recognition method for engineering machinery and device - Google Patents
Electronic identity recognition method for engineering machinery and device Download PDFInfo
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- CN102624525A CN102624525A CN2011103677087A CN201110367708A CN102624525A CN 102624525 A CN102624525 A CN 102624525A CN 2011103677087 A CN2011103677087 A CN 2011103677087A CN 201110367708 A CN201110367708 A CN 201110367708A CN 102624525 A CN102624525 A CN 102624525A
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Abstract
An electronic identity recognition method for engineering machinery adopts an electronic identity recognition mode, requires a wireless data transmission system, and is characterized in that an electronic identity recognition device is mounted on each engineering machine, an electronic ID (identity) number which is different from electronic ID numbers of other electronic identity recognition devices is stored in the electronic identity recognition device of each engineering machine in advance and has a fixed CAN (controller area network)-BUS node address, the electronic ID numbers are provided for other control devices and a wireless data transmission device via a CAN-BUS, each electronic ID number and self working state data are packaged together after various controllers obtain the electronic ID number, the packaged data are transmitted back to an information center server via the wireless data transmission device, and the information center server can recognize the machines corresponding to the data packages according to the electronic ID numbers in the data packages after receiving remote information. By the aid of the method, uniqueness of data sources is ensured, maintenance service management difficulty is reduced, the automation degree of production and service is improved, and the electronic identity recognition method for the engineering machinery can be used for all engineering mechanical products.
Description
Technical field
Patent of the present invention relates to the electronic identity recognition system, particularly in the engineering machinery electronics identification system, about electronics ID generation, output control method and device.
Background technology
Engineering machinery general reference cubic metre of earth and stone construction work, road surface construction and the required necessary mechanized equipment of comprehensive mechanized construction engineering of maintenance, flow-type lifting handling operation and various architectural engineering; These mechanized equipments are of a great variety; Complex structure, dispatching from the factory needs maintenance and repair.Produce at present both at home and abroad or when using engineering machinery, whole plane No. generally all is to be printed on the complete machine nameplate, during as sales management, after-sale service to the identification of complete machine.Development along with electronic technology and wireless communication technique; Machine is carried out telemanagement become a kind of possibility; Particularly to adopt modes such as bank's mortgage, financing lease to sell more and more general in engineering machinery market in recent years, the indispensable function that the long range positioning and the monitoring of machine become credit management.Some large-scale mines, loglstics enterprise based on cluster management and dispatching requirement, also need carry out long range positioning and Working Status Monitoring system to engineering machinery owing to have a large amount of engineering machinery simultaneously.Therefore; GPS long range positioning and wireless data transfer module have been installed on the increasing engineering machinery; Be used for complete machine geographical location information and operating state are dealt into the server at remote information center through mobile communication network, to realize monitoring and management to engineering machinery.
When production both at home and abroad at present or use engineering machinery, adopted more electronic controller (ECU), as the engine electric spray controller is arranged on the loading machine; Variable-speed controllers etc., excavator have guide's controller, hydraulic flow power controller, monitoring device etc., because the engineering machinery kind is more; The controller of using on each type has nothing in common with each other; For explaining conveniently, we are referred to as on-board controller A, on-board controller B ..., like Fig. 1; These controllers maybe be from identical or different supplier; Usually each supplier can write the Part No. and production sequence number of controlling oneself to the controller that is provided, and these sequence numbers possibly be to write in the memory of controller, also possibly only be identified on the shell of controller; When the complete machine general assembly; The assembly crewman is recorded in Part No., the production sequence number of these controllers with the complete machine plane No., thereby realizes the binding to controller and complete machine, and conveniently the production sequence number through complete machine plane No. or controller is retrieved each other in the product data management system at company information center.When machine has been installed GPS long range positioning monitoring and wireless data transfer module (below be called the GPS module), when producing, equally used SIM on the GPS module number and GPS module product sequence number are bundled with whole plane No..During machine works; Complete machine operating state data and sequence number thereof that the GPS module will belong on the engineering machinery are beamed back the remote information central server through wireless network; When the remote information central database received these machine works data, the SIM that can according to the GPS module serial number that comprises in the data or GPS modular belt number was classified, with deposit data in the remote information central database; When user, maintenance personal etc. need search this machine data; Can find pairing complete machine data through keywords such as the SIMs on the whole plane No. of input, GPS module serial number, the GPS module number, thereby make the ruuning situation that the attendant can this machine of remote monitoring.But because the reliability of GPS module is not high; When the GPS module on the machine breaks down the needs replacing; Must with more renew the sequence number of GPS module, new SIM number and be replaced sequence number and the new SIM number record of GPS module errorless and be reported to remote information centre management person place layer by layer; So that remove sequence number and the old SIM number of old GPS module and the binding of whole plane No., and add the binding of new GPS module serial number and new SIM number and whole plane No., the process ten minutes is loaded down with trivial details; In case misregistration occurs or forget again and to bind, then can cause and receive in the remote information that can't to discern when receiving data be the data which platform machine is beamed back.Particularly when emergency maintenance, owing to lacking accessory, during waiting for accessory; Possibly from stock's model machine, tear a GPS module open and come very usefully temporarily, this interim very useful way is owing to be provisional; Usually can not change the data association of information database; Cause the confusion of data more easily, for example when the data that maintained machinery and beam back, owing to the sequence number of GPS module and SIM number are bound with stock's machine in information centre's server; Can be treated as the data that stock's machine is beamed back, thereby caused the confusion of service and management.
The Chinese patent that Zhejiang University applied for " system for automatically identifying load of excavator " in 04 month 22 days in 2010, application (patent) number: CN201010152785.6, open (bulletin) number: CN101806079A open (bulletin) day: 2010.08.18; This disclosure of the Invention a kind of system for automatically identifying load of excavator, comprise five pressure sensors, five analog signal processing circuits, control chip and D/A modules, five pressure sensors are respectively through analog signal processing circuit access control chip; Control chip links to each other with the D/A module, and first pressure sensor inserts on the outlet oil circuit of first main pump, and second pressure sensor inserts on the outlet oil circuit of second main pump; The 3rd pressure sensor inserts on the big chamber of bucket cylinder and the oil circuit that first main valve links to each other; The 4th pressure sensor inserts on boom cylinder loculus and the oil circuit that second main valve links to each other, and the 5th pressure sensor inserts on the big chamber of bucket arm cylinder and the oil circuit that the 3rd main valve links to each other, and this system can supply engineering machinery uses such as excavator; Excavate load through autonomous classification; Confirm engine output, easy for installation, it can improve work operations efficient; Reduce fuel consume, alleviate operator's working strength.This patent application is just discerned the excavator load system, does not relate to the engineering machinery Part No. and discerns with the production sequence number.
Chen Hong, the Shen Ping that oil the 3rd industrial area, south, Shenzhen City, Guangdong Province is 302 2 layers applied for the Chinese patent of " based on the car monitoring system of electronic identity identification " on February 20th, 2007; Application (patent) number: CN200710077177.1 open (bulletin) number: CN101127660, a kind of electronic identity recognition system that is used on the automobile of this invention.This system comprises electronics driving license, checkpoint, remote monitoring center; The electronics driving license is installed in the vehicle, comprises driving license control unit and the wireless senser radio-frequency module that is connected with control unit, the programmable logic device that is used for hardware encipher that is connected with control unit; The checkpoint can be arranged on urban road and highway inspection bayonet socket; The wireless senser radio-frequency module is used to receive the identity identification information that the electronics driving license sends; Programmable logic device is used to decipher the ciphertext that the electronics driving license sends; The remote transmission unit is connected with the data terminal of checkpoint control unit, and the identity identification information that the electronics driving license sends transfers to remote monitoring center through the remote transmission unit; Remote monitoring center comprises data base management system, long distance control system, and the data base management system internal memory contains vehicle identification information, the information that the real-time receiving check point of long distance control system is sent, and result fed back to the checkpoint.The document just is used to receive the identity that the electronics driving license sends through the wireless senser radio-frequency module to be discerned, and does not also relate to the engineering machinery Part No. and produces sequence number and discern.
Summary of the invention
The purpose of this invention is to provide a kind of prior art weak point of can overcoming; With the engineering machinery Part No. with produce electronic identity recognition methods of complete machine electric-control system and the device that sequence number carries out identification; Can realize engineering machinery remote information service, simplify the management process of maintenance service a manufacturing enterprise or a plurality of manufacturing enterprises.
Engineering machinery electronics personal identification method of the present invention; Adopt electronic identity RM and GPS module and wireless data long haul information transfer architecture; It is characterized in that: an electronic identity recognition device is installed on every engineering machinery; Store one and the unduplicated electronics ID of other electronic identification device number in the electronic identity recognition device in advance, this electronic identity recognition device has fixing CAN-BUS node address through CAN-BUS bus and other control device and the communication of wireless data remote information transmitting device; Behind each controller electron gain ID number; Electronics ID number is packaged in self operating state data, beams back management center server through the packet that it is good that wireless data remote information transport module will be packed, after the management center server receiving remote information; Discern this packet from which platform machine according to the electronics ID in the packet number, accurately obtain corresponding complete machine operating state data and monitor and manage; Guarantee the uniqueness of Data Source;
Adopt for described electronics ID number cipher mode to offer each controller and wireless data remote information transmitting device on the machine.
Described electronics ID number is adopted the encryption handling mode is segmentation key management mode.
Described electronics ID segmentation secret key encryption mode adopts key method of substitution and algebraic approach that electronics ID number is encrypted.
Electronics ID number method of substitution encrypted secret key adopts the segmentation key management method, is mainly to prevent that the electronic identity recognition device is decrypted and cause electronics ID number by improper utilization, is specially: will set numerical value earlier; For example 0 ~ 65535 numerical value is divided into the n section, before key of every section correspondence, each electronic identity recognition device send electronics ID number through the CAN bus; Automatically generate a random number earlier; Can be 16,24 etc., the value of random number be between 0 ~ 65535, according to the residing section of the value of this random number; Select the corresponding encryption key of this random number; Obtain with method of substitution electronics ID number being replaced earlier behind the key, after the completion method of substitution is encrypted, adopt predetermined logic to carry out the algebraically cryptographic calculation again.When the electronic identity recognition device carries out electronics ID number broadcasting; Random number plain text and data encrypted are sent simultaneously; Each electronic controller on the complete machine at electronic identity recognition device place such as GPS module, controller A or controller B obtain counterpart keys according to random number earlier after receiving this broadcast data, carry out the reverse encryption computing again; Thereby the completion data decryption therefrom extracts the electronics license number.
The complete machine operating state of controller is the various parameters of the operating state of existing engineering machinery, the for example physical parameter of construction machinery hydraulic system, motor temperature, rotating speed, amount of fuel, tire parameter etc.
Above-described engineering machinery comprises a cubic meter construction work, road surface construction and maintenance, flow-type lifting handling operation and constructional engineering machinery.
Described electronic identity recognition device can get into resting state, in sleep procedure, wakes through bus that mode is waken up up and the controller on the machine of place provides electronics ID number, gets into dormancy then again.
The electronic identity recognition device that said engineering machinery electronics personal identification method adopts; It is characterized in that: this electronic identity recognition device comprises power module, microprocessor and CAN-BUS transceiver; Power module converts power supply on the car into clean low-tension supply to microprocessor and the power supply of CAN-BUS transceiver; Microprocessor internal has stored only other electronics ID number in advance; Outwards send electronics ID number through the CAN-BUS transceiver, the CAN-BUS transceiver also can receive the wake-up signal on the CAN-BUS bus and microprocessor waken up from dormancy;
Said wireless data remote information transmitting device; Electronics ID number the packet of having that each controller is sent through the CAN-BUS bus is dealt into information centre's database server through mobile communications network; Database server was connected in the packet electronics ID number and was identified corresponding machine; And the operating state data in the packet is associated with the whole plane No. of this machine; In the time of plane No. should being put in order with engineering machinery user, insurance company, bank or agent terminal through internet checking, can obtain the operating state data of this machine.
Engineering machinery electronics identification system of the present invention need be worked out a software; The content of software comprises: power-up initializing; Produce randomization data, search password, encrypted electronic ID number, pick up counting; And after the CAN-BUS bus broadcast is encrypted electronics ID number, surpass 20 seconds after, just get into resting state automatically; In sleep procedure; When the dominance bus signals that has on the CAN bus above certain-length, the electronic identity recognition device can wake up automatically, the judgement of go forward side by side row bus node address and content; If GPS module in other electronic control module, controller A, controller B etc. are arranged; Send the claim frame to the node address of electronic identity recognition device through bus, then the electronic identity recognition device is replied electronics ID number from trend the other side, gets into resting state then again.
The software of above-described engineering machinery electronics identification system adopts establishment of single-chip microcomputer C language or other Languages establishment, under KEIL4, obtains execute file after the compiling.
Below be the course of work of engineering machinery electronics personal identification method of the present invention: engineering machinery electronics identification system of the present invention is through an electronic identity recognition device that prestores unique identification code (electronics ID number) is installed on complete machine; When the machine general assembly; As long as this electronic identity recognition device is stored in advance electronics ID number binds associated record with the complete machine plane No., make this electronics become complete electronic set number for ID number in fact.Each controller of original assembling, onboard instruments, GPS module etc. on the machine; Through receive the broadcast message that this electronic identity recognition device sends on the CAN-BUS bus; Or through to the visit of this electronic identity recognition device, obtain this electronics ID number, when through wireless data remote information transmitting device when the complete machine operating state data is beamed back at the remote information center; The electronics ID that is obtained number is sent with the machine works status data simultaneously; Like this, no matter any controller, instrument or GPS module are whether by maintenance or change on the former machine, do not influence of the identification of remote information center to the source that receives data; Need not write down the product ID of controller that is replaced because of maintenance and the controller of newly changing, thereby alleviate the workload of after-sale service and management.This electronic identity recognition device circuit structure is simple simultaneously, has only power supply processing module, CPU and CAN transceiver, only through the CAN-BUS bus electronics ID is provided sign indicating number; Do not participate in control to machine; Function singleness, and just short time work get into resting state At All Other Times; The possibility that receives external action is very little, therefore has extreme high reliability.
The remote information central database server is to the management process of data: data are sent through wireless communication networks on engineering machinery; After information centre's database server receives data; Identify data from which platform machine through electronics ID number; And with this deposit data under this machine name, user, maintenance personal etc. obtain the information of machine through to the visit of server.
Outstanding substantive distinguishing features and the obvious improvement of engineering machinery electronics identification system of the present invention is:
At present some engineering machinery have been equipped with GPS etc. and have had the long range positioning supervisory control system that the wireless data transmission shape is put; When dispatching from the factory, carried out relatedly with ID number of the associated electrical controller with whole plane No., transfer of data is during to information centre's database server, and through the associated electrical controller in the data ID number discerned the data source; Because the control of electronic controller is complicated; Its reliability is lower, after controller keeps in repair, if ID number of record replacing back controller; Then can't carry out relatedly with whole plane No., which platform machine be the data that cause passing back can't confirm from.Engineering machinery electronics identification system of the present invention is through installing an electronic identity recognition device on complete machine; Utilize the CAN-BUS bus to provide electronics ID number, make controller obtain unique identifier ID number, thereby guarantee that whole plane No. (mechanical vehicle frame number) obtains unified with electronics ID number through receiving this electronics to electronic controller; The remote information center is through the identification to this electronics ID number; Guarantee the uniqueness of Data Source, reduced the maintenance service management difficulty, increase the automaticity of producing, serving; Widely applicable, can be used for all construction machinery products.
Controller through the GPS supervisory control system with wireless data transmission device when data are beamed back at the remote information center, electronics ID number is sent with the controller state packing data together, like this; No matter whether controller or GPS supervisory control system be by maintenance or replacing; Do not influence the identification of information centre, need not write down the product ID that is replaced part and replaced part, thereby alleviate the workload of after-sale service and management beaming back data; This electronic identity recognition device only externally provides electronics ID sign indicating number simultaneously; Do not participate in control to machine, and just short time work, resting state got into At All Other Times; The possibility that receives external action is very little, therefore has extreme high reliability.
Description of drawings
Accompanying drawing 1 has provided the bus topo graph of existing engineering machinery complete machine electric-control system.
Accompanying drawing 2 has provided the engineering machinery complete machine electric-control system bus topo graph that increases electronic identity recognition device of the present invention.
Accompanying drawing 3 has provided remote information centre data management sketch map.
Accompanying drawing 4 has provided the internal circuit configuration figure of electronic identity recognition device.
Accompanying drawing 5 has provided the software flow pattern of electronic identity recognition device.
Recognize that from accompanying drawing 1 at present on the engineering machinery instrument, various controller have been installed and have been had the GPS module of wireless data transmission device, these control device can be coupled to each other communication through the CAN-BUS bus.
Recognize from accompanying drawing 2; Engineering machinery electronics identification system of the present invention is that the electronic identity recognition device is installed on complete machine; Be connected on the CAN-BUS bus with the instrument of complete machine, each controller, GPS module etc.; Through broadcasting or answer the mode of inquiry, provide unique electronics ID number to each controller and GPS module, the complete machine operating state data that makes wireless data transmission device in the GPS module can will have electronics ID number passes to information centre.
Recognize from accompanying drawing 3; The remote information center is to the management process of data, and data are sent through wireless communication networks on engineering machinery, after information centre's server receives data; Identify data from which platform machine; And with this deposit data under this machine name, user, maintenance personal etc. obtain the information of machine through to the visit of server.
Recognize from accompanying drawing 4; The electronic identity recognition device that is installed in locomotive is mainly by power module, microprocessor and CAN-BUS transceiver; Power module converts power supply on the car into clean low-tension supply to CPU and the power supply of CAN transceiver; Only other electronics has been stored ID number in advance in CPU inside, outwards sends electronics ID number through the CAN transceiver, and the CAN transceiver also can receive the wake-up signal on the CAN-BUS bus and CPU waken up from dormancy.
Recognize from accompanying drawing 5; Engineering machinery electronics identification system of the present invention need be worked out a software; The content of software comprises: power-up initializing, and produce randomization data, search password, encrypted electronic ID number, pick up counting, and after the CAN-BUS bus broadcast is encrypted electronics ID number; After 20 seconds, just get into resting state automatically; In sleep procedure; When the dominance bus signals that has on the CAN bus above certain-length, the electronic identity recognition device can wake up automatically, the judgement of go forward side by side row bus node address and content; If GPS module in other electronic control module such as the accompanying drawing 2, controller A, controller B etc. are arranged; Send the claim frame to the node address of electronic identity recognition device through bus, then the electronic identity recognition device is replied electronics ID number from trend the other side, gets into resting state then again.The software of this project mechano-electronic identification system adopts the establishment of single-chip microcomputer C language or other Languages, under KEIL4, obtains execute file after the compiling.
Embodiment
The execution mode of the course of work of the present invention is below described.
The major control process of engineering machinery electronics identification system of the present invention is following:
The inventive method proposes on complete machine, to install an electronic identity recognition device; For guaranteeing that this electronic identification device sends the reliability of identification code; This electronic identity recognition device only externally sends electronics ID number through the CAN-BUS bus, after each start powers on, outwards carries out electronics ID number about 20 seconds broadcasting; Automatically get into resting state then, prevent to be interfered.In sleep procedure; When the dominance bus signals that has on the CAN bus above certain-length, the electronic identity recognition device can wake up automatically, the judgement of go forward side by side row bus node address and content; If GPS module in other electronic control module such as the accompanying drawing 2, controller A, controller B etc. are arranged; Send the claim frame to the node address of electronic identity recognition device through bus, then the electronic identity recognition device is replied electronics ID number from trend the other side, gets into resting state then again.
The electronic identity recognition device of the inventive method for guaranteeing that electronics relates to from this patent for ID number; Prevent electronics ID number by improper use; The electronic identity recognition device sends electronics ID number with cipher mode; GPS module in controller on the complete machine such as the accompanying drawing 2, controller A, controller B etc.; Through the CAN bus interface receive that electronic identification device sends contain electronics ID number enciphered data after, decipher according to the key that prestores and to obtain correct electronics ID number, will have electronics ID number data with self operating state data packing back through wireless network then and pass to the remote information center; After the remote information center receives, should wrap data from which platform machine according to the electronics ID in the packet number identification.
The electronic identity recognition device that the inventive method relates to adopts the CAN-BUS bus communication; Meet the ISO11898 standard; Adopt fixing CAN node address; No matter be contained on any machine, the GPS module in any other electronic-controlled installation such as the accompanying drawing 2, controller A or controller B etc. all can pass through this node address electron gain of CAN-BUS bus access ID number.
The inventive method causes electronics ID number by improper utilization for preventing that the electronic identity recognition device is decrypted, and adopts the sectional management key, then with method of substitution and algebraic approach combined ciphering algorithm for encryption electronics ID number.Be specially, be divided into the n section, key of every section correspondence with 0 ~ 65535 earlier; Each electronic identity recognition device generates 16 random numbers earlier before sending electronics ID number through the CAN bus automatically, and the value of random number is between 0 ~ 65535; According to the residing section of the value of this random number; Select the corresponding encryption key of this random number, obtain with method of substitution electronics ID number being replaced earlier behind the key, adopt predetermined logic to carry out the algebraically cryptographic calculation then.When the electronic identity recognition device carries out electronics ID number broadcasting; Random number plain text and data encrypted are sent simultaneously; GPS module on the complete machine in certain electronic controller such as the accompanying drawing 2, controller A or controller B obtain counterpart keys according to random number earlier after receiving this broadcast data, carry out the reverse encryption computing again; Thereby the completion data decryption therefrom extracts the electronics license number.
The electronic identity recognition device that the inventive method relates to; Adopt the short-term job mode; Outwards broadcast electronics ID number in the one short period of only after the complete machine start powers on, setting (about 20 seconds); After the time of setting, the CPU of electronic identity recognition device gets into resting state automatically, prevents to be interfered to cause makeing mistakes.
The electronic identity recognition device that the inventive method relates to has uniqueness the electronics ID that is provided number, is stored in the electronic identification device in advance for electronics ID number.
Pass through wireless communication networks when data are sent at the remote information center in the GPS module; The electronic identity recognition device is sent electronics ID number with other complete machine operational data information binding; Constitute a packet, transmit together, after data are received by information centre; Can judge data from that machine electronics ID number through receiving in the data, monitor and manage thereby guarantee accurately to obtain corresponding complete machine operating state data.
Claims (9)
1. engineering machinery electronics personal identification method; Adopt electronic identity RM and wireless system for transmitting data; It is characterized in that: an electronic identity recognition device is installed on every engineering machinery; Store one and the unduplicated electronics ID of other electronic identification device number in the electronic identity recognition device in advance, this electronic identity recognition device has fixing CAN-BUS node address through CAN-BUS bus and other control device and the communication of wireless data remote information transmitting device; Behind each controller electron gain ID number; Electronics ID number is packaged in self operating state data, through the packet that it is good that wireless data remote information transport module will the be packed central server that sends a message back, after information centre's server receiving remote information; Discern this packet from which platform machine according to the electronics ID in the packet number, accurately obtain corresponding complete machine operating state data and monitor and manage;
Adopt for described electronics ID number cipher mode to offer each controller and wireless data remote information transmitting device on the machine.
2. engineering machinery electronics personal identification method according to claim 1 is characterized in that: the cipher mode of said electronics ID number employing is a segmentation secret key encryption mode.
3. engineering machinery electronics personal identification method according to claim 1 is characterized in that: the unduplicated electronics ID of described storage number electronic identity recognition device is a device that independently has microprocessor.
4. engineering machinery electronics personal identification method according to claim 2 is characterized in that: described electronics ID segmentation secret key encryption mode adopts key method of substitution and algebraic approach that electronics ID number is encrypted.
5. engineering machinery electronics personal identification method according to claim 4; It is characterized in that: it is will set numerical value earlier to be divided into the n section that key method of substitution and algebraic approach are encrypted electronics ID number, before key of every section correspondence, each electronic identity recognition device send electronics ID number through the CAN bus; Automatically generate a random number earlier; The value of random number according to the residing section of the value of this random number, is selected the corresponding encryption key of this random number in setting numerical value model is put; Obtain with method of substitution electronics ID number being replaced earlier behind the key, adopt predetermined logic to carry out the algebraically cryptographic calculation then; When the electronic identity recognition device is broadcasted electronics ID through CAN-BUS; Random number plain text and data encrypted are sent simultaneously; Each electronic controller on the engineering machinery obtains counterpart keys according to random number earlier after receiving this broadcast data, carry out the reverse encryption computing again; Thereby the completion data decryption therefrom extracts the electronics license number.
6. engineering machinery electronics personal identification method according to claim 1 is characterized in that: the complete machine operating state of controller is the various parameters of the operating state of existing engineering machinery.
7. engineering machinery electronics personal identification method according to claim 1 is characterized in that: described engineering machinery comprises a cubic meter construction work, road surface construction and maintenance, flow-type lifting handling operation and constructional engineering machinery.
8. engineering machinery electronics personal identification method according to claim 1; It is characterized in that: described electronic identity recognition device can get into resting state; In sleep procedure, wake through bus that mode is waken up up and provide electronics ID number, get into dormancy then again to peripheral control unit.
9. the electronic identity recognition device that adopts of the said engineering machinery electronics of claim 1 personal identification method; It is characterized in that: this electronic identity recognition device comprises power module, microprocessor and CAN-BUS transceiver; Power module converts power supply on the car into clean low-tension supply to microprocessor and the power supply of CAN-BUS transceiver; Microprocessor internal has stored only other electronics ID number in advance; Outwards send electronics ID number through the CAN-BUS transceiver, the CAN-BUS transceiver also can receive the wake-up signal on the CAN-BUS bus and microprocessor waken up from dormancy.
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| CN110287662A (en) * | 2019-06-25 | 2019-09-27 | 漯河市质量技术监督检验测试中心 | A kind of engineering machinery electronics identification system and recognition methods |
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| CN114697105A (en) * | 2022-03-28 | 2022-07-01 | 徐工集团工程机械股份有限公司建设机械分公司 | Dynamic encryption method and device for data interaction response of CAN bus of crane |
| CN117118613A (en) * | 2023-10-18 | 2023-11-24 | 湖北芯擎科技有限公司 | Whole vehicle instrument data security protection method, equipment and readable storage medium |
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| CN104683126B (en) * | 2013-11-27 | 2017-10-13 | 北汽福田汽车股份有限公司 | Network management based on CAN |
| CN104683126A (en) * | 2013-11-27 | 2015-06-03 | 北汽福田汽车股份有限公司 | Network managing method based on CAN bus |
| CN105278413A (en) * | 2015-10-30 | 2016-01-27 | 广西柳工机械股份有限公司 | Communication method for upper computer and CAN equipment of same type |
| CN105278413B (en) * | 2015-10-30 | 2017-12-22 | 广西柳工机械股份有限公司 | The communication means of host computer and similar CAN device |
| CN106101089B (en) * | 2016-06-06 | 2019-10-22 | 北汽福田汽车股份有限公司 | Method, car-mounted terminal and the ECU that car-mounted terminal is interacted with engine information |
| CN106101089A (en) * | 2016-06-06 | 2016-11-09 | 北汽福田汽车股份有限公司 | Method, car-mounted terminal and the ECU that car-mounted terminal is mutual with engine information |
| CN106154952A (en) * | 2016-08-19 | 2016-11-23 | 北海市蕴芯电子科技有限公司 | A kind of management system of the engineering machinery with long term monitoring function |
| CN110287662A (en) * | 2019-06-25 | 2019-09-27 | 漯河市质量技术监督检验测试中心 | A kind of engineering machinery electronics identification system and recognition methods |
| CN110691446A (en) * | 2019-09-12 | 2020-01-14 | 深圳市云慧联科技有限公司 | Secondary generation method and device of ID information |
| CN114697105A (en) * | 2022-03-28 | 2022-07-01 | 徐工集团工程机械股份有限公司建设机械分公司 | Dynamic encryption method and device for data interaction response of CAN bus of crane |
| CN114697105B (en) * | 2022-03-28 | 2024-03-22 | 徐工集团工程机械股份有限公司建设机械分公司 | Dynamic encryption method and device for CAN bus data interaction response of crane |
| CN117118613A (en) * | 2023-10-18 | 2023-11-24 | 湖北芯擎科技有限公司 | Whole vehicle instrument data security protection method, equipment and readable storage medium |
| CN117118613B (en) * | 2023-10-18 | 2024-01-02 | 湖北芯擎科技有限公司 | Whole vehicle instrument data security protection method, equipment and readable storage medium |
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