CN108833602A - A kind of bus address auto-allocation method and system based on component manufacturing variation - Google Patents
A kind of bus address auto-allocation method and system based on component manufacturing variation Download PDFInfo
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- CN108833602A CN108833602A CN201810506286.9A CN201810506286A CN108833602A CN 108833602 A CN108833602 A CN 108833602A CN 201810506286 A CN201810506286 A CN 201810506286A CN 108833602 A CN108833602 A CN 108833602A
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- address
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- response signaling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5061—Pools of addresses
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5038—Address allocation for local use, e.g. in LAN or USB networks, or in a controller area network [CAN]
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The present invention relates to serial bus technology field, specifically a kind of bus address auto-allocation method and system based on component manufacturing variation.The method includes sending address to slave to generate signaling；Address in address pool is polled, inquiry possesses the slave of temporary address identical with the address；Address distribution is carried out according to the query result.For the present invention by the manufacturing variation of component, the error that the accumulation of hardware running frequency and speed in time generates distinguishes the different components on same bus, and then generates address.
Description
Technical field
The present invention relates to serial bus technology field, specifically a kind of bus address based on component manufacturing variation
Auto-allocation method and system.
Background technique
In with multiple bus circuits from device, the communication of host and slave is realized, each slave must be provided with
There is respective address.Usually first also there is host to pass through certainly then by slave addresses typing to host to slave setting address
The method of control line or hardware circuit automatically distributes address to slave.In the patent application No. is 200410016200.2,
A kind of method of automatic distribution serial bus equipment address is disclosed, is provided with Address Recognition line, it can be achieved that automatic in this method
Distribute universal serial bus address；In the patent application No. is 201510434202.1, a kind of universal serial bus address distribution is disclosed
Method, method are that delay circuit is arranged between two neighboring node.Above two method be required to increase new hardware or
Route.A kind of automatic method distributed from node address is also referred in the patent application No. is 200910161057.9,
The data volume of data transmission is a byte, no data collision protection, in addition, the mechanism that data when clashing, are delayed
For the delay being arranged from node, that is to say, that it needs individually to be configured from the delay time difference of node, also gives production peace herein
Dress brings great inconvenience, can not accomplish complete automatic distribution.
Due to manufacturing process etc., same component can generate certain in batch production process in parameter
Error.With the accumulation of time, this error will appear as sufficiently large difference.The number that the timer of component operation generates
Difference numerically will generated because of this species diversity by being worth, to generate the numerical value of difference.By utilizing the numerical value of this species diversity,
Each node can independently generate different temporary addresses.
Summary of the invention
Aiming at the defects existing in the prior art, the technical problem to be solved in the present invention is to provide one kind to be based on
The bus address auto-allocation method and system of component manufacturing variation.
Present invention technical solution used for the above purpose is：A kind of bus based on component manufacturing variation
Location auto-allocation method is used for host, and the host connects several slaves by universal serial bus, and electrification reset simultaneously waits first
After preset time, following steps are executed：
S11, generation signaling in address is sent to slave；
S12, the address in address pool is polled, inquiry possesses the slave of temporary address identical with the address；
S13, address distribution is carried out according to the query result.
The step S12 executes following steps to each address in address pool：
S121, address lookup signaling being sent to slave, inquiry possesses the slave of temporary address identical with the address, and
Wait the response signaling from slave；
S122, the response signaling is verified；
S123, address assignment signalling is sent to the slave of response.
Further include before the step S122：
If receiving the response signaling of slave sending, step 122 is gone to；If being not received by the response letter of slave sending
It enables, then step S121 is executed to the next address in address pool.
Further include after the step S13：
After all address polls in address pool, if receiving response signaling, return step in polling procedure
S11；If not receiving response signaling in polling procedure, and the poll wheel number for not receiving response signaling is less than predetermined wheel
It counts, then return step S11；If not receiving response signaling in polling procedure, and the poll wheel for not receiving response signaling
Number is not less than predetermined wheel number, then determines that address is assigned automatically.
The present invention also provides a kind of bus address auto-allocation methods based on component manufacturing variation, are used for slave, institute
It states slave and host is connected by universal serial bus, include the following steps：
S201, it starts counting；
The address that S202, receiving host are sent generates signaling, and is simultaneously stopped counting received, utilizes the counting
Low data generates temporary address；
The address lookup signaling that S203, receiving host are sent；
S204, check whether the address of the temporary address and host query is identical；If identical, send ground to host
Location inquiry response signaling, and host is waited to send address assignment signalling；If it is different, then continuing waiting for next address lookup letter
It enables；
The address assignment signalling that S205, receiving host are sent, using the address distributed in the address assignment signalling as institute
State the address of slave.
The present invention provides a kind of bus address automatic distribution system based on component manufacturing variation, is used for host, including：
Transmission unit generates signaling for sending address to slave；
Address poll units, for being polled to the address in address pool, inquiry possesses face identical with the address
When address slave；
Allocation unit, for carrying out address distribution according to the query result.
The address poll units include：
Query unit, for sending address lookup signaling to slave, inquiry possesses temporary address identical with the address
Slave, and wait the response signaling from slave；
Verification unit, for being verified to the response signaling；
Transmission unit is also used to send address assignment signalling to the slave of response.
The address poll units further include：
First judging unit, for judging whether to receive the response signaling of slave sending；
First indicating unit, if the response signaling for receiving slave sending, instruction carries out the response signaling
Verification；If being not received by the response signaling of slave sending, instruction sends ground to slave according to the next address in address pool
Signaling is inquired in location, and inquiry possesses the slave of temporary address identical with the address, and waits the response signaling from slave.
Further include：
Second judgment unit judges whether to receive response signaling after for all address polls in address pool；
Alternatively, whether the poll wheel number that judgement does not receive response signaling is less than predetermined wheel number；
Second indicating unit, if indicating that sending address to slave generates letter for receiving response signaling in polling procedure
It enables；If not receiving response signaling in polling procedure, and the poll wheel number for not receiving response signaling is less than predetermined wheel number,
Then indicate that sending address to slave generates signaling；If not receiving response signaling in polling procedure, and described do not receive response
The poll wheel number of signaling is not less than predetermined wheel number, then indicates to determine that address is assigned automatically.
The present invention also provides a kind of bus address automatic distribution systems based on component manufacturing variation, are used for slave, packet
It includes：
Counting unit for being counted, and receives in receiving unit and stops counting when address generates signaling；
Receiving unit, the address sent for receiving host generate signaling；Alternatively, the address lookup letter that receiving host is sent
It enables；Or the address assignment signalling that receiving host is sent
Temporary address generation unit, for stopping low data generation when counting provisionally using the counting unit
Location；
Whether third judging unit, the address for checking the temporary address and host query are identical；
Third indicating unit indicates to send address to host if identical with the address of host query for temporary address
Inquiry response signaling, and host is waited to send address assignment signalling；If temporary address and the address of host query be not identical, refer to
Show and continues waiting for next address lookup signaling；
Address determination unit, the address for will distribute in the address assignment signalling is as the address of the slave.
The present invention has the following advantages and beneficial effects：
1, manufacturing variation of the present invention by component, the mistake that the accumulation of hardware running frequency and speed in time generates
Difference distinguishes the different components on same bus, and then generates address.
2, the present invention distributes node address identical with host query address using the method for poll, once to overabsorption one
A address avoids multiple data simultaneous communications from generating conflict.
3, the present invention uses complete data frame structure, keeps the integrality of data, effectively avoids data collision.
4, slave of the invention collaboration host distributes address automatically and automatically saves address, end address distribution.
5, the present invention carries out any processing without to from node without increasing hardware, realizes that address is distributed automatically, installs
It is convenient, it is easy to operate.
Detailed description of the invention
Fig. 1 is the flow chart of one embodiment of the method for the present invention；
Fig. 2 is the flow chart of another embodiment of the method for the present invention；
Fig. 3 is circuit system example structure figure of the invention；
Fig. 4 is the structure chart of one embodiment of present system；
Fig. 5 is the structure chart of another embodiment of present system；
Fig. 6 is the data structure diagram in the embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the present invention provides a kind of bus address auto-allocation method based on component manufacturing variation, it is used for
Host, the host connect several slaves by universal serial bus, and electrification reset simultaneously waits after the first preset time that (first is default
The representative value of time is 3~5 minutes), execute following steps：
S11, generation signaling in address is sent to slave by universal serial bus；
S12, the address in address pool is polled, inquiry possesses the slave of temporary address identical with the address；
S13, address distribution is carried out according to the query result.
The step S12 executes following steps to each address in address pool：
S121, address lookup signaling being sent to slave, inquiry possesses the slave of temporary address identical with the address, and
Wait the response signaling from slave；
S122, the response signaling is verified；
S123, address assignment signalling is sent to the slave of response.
Address in the address pool of step S12 can send address lookup letter to slave by bus since address 0
It enables, poll is that may be present, possesses the slave (typical poll range is 0~63, and but not limited thereto) of the temporary address, and waits
To slave response.
Address assignment signalling is sent to the slave of response in step S123, slave is distributed into address suitable in address pool
(suitable address is the lowest address in address pool, and but not limited thereto), and the address that sequence poll is later.
Further include before the step S122：If receiving the response signaling of slave sending, step 122 is gone to；If not yet
There is the response signaling for receiving slave sending, then step S121 is executed to the next address in address pool.
If not receiving response signaling in polling procedure, the address that sequence poll is later after time-out is waited；If there is two
Platform or two or more slave carry out response, then the collision domain replied in signaling frame structure exists the response signaling for guaranteeing two slaves
Conflict is generated in bus, host can verify error when verifying response signaling after receiving, and then judge the conflict of slave temporary address,
After the delay of setting, the later address of host sequence poll；Poll finishes, and also implies that epicycle automatic address is assigned.
Further include after the step S13：After all address polls in address pool, if being received in polling procedure
Response signaling, then return step S11；If not receiving response signaling in polling procedure, and the response signaling of not receiving
Poll wheel number is less than predetermined wheel number, then return step S11；If not receiving response signaling in polling procedure, and described do not receive
Poll wheel number to response signaling is not less than predetermined wheel number, then determines that address is assigned automatically.
Continue the distribution of next round automatic address after step 12 (to send address to slave again by bus and generate letter
Enable, address lookup signaling sent to slave by bus), when not receiving response in continuous several wheel polls, then address
Automatically it is assigned, end address is distributed automatically.(several wheel poll representative values are not limited to rounds of inquiries, can be two-wheeled wheel
Inquiry or more wheel poll).
As shown in Fig. 2, another embodiment of the present invention provides a kind of bus address based on component manufacturing variation from
Dynamic distribution method, is used for slave, and the slave connects host by universal serial bus, includes the following steps：
S201, it starts counting；After slave electrification reset (electrification reset together with host), counter is started counting, and is waited
The address that receiving host is sent generates signaling.
The address that S202, receiving host are sent generates signaling, and is simultaneously stopped counting received, utilizes the counting
Low data generates temporary address；After the address for receiving host transmission from bus generates signaling, stop counter immediately, and
Using counter low data generate temporary address (typical method using low eight generation 0~255 range temporary addresses,
The temporary address of 0~63 range of low six generations, the temporary address of 0~15 range is generated using low four, but be not limited to
This), the address lookup signaling for waiting receiving host to send.
The address lookup signaling that S203, receiving host are sent；
S204, check whether the address of the temporary address and host query is identical；If identical, send ground to host
Location inquiry response signaling, and host is waited to send address assignment signalling；If it is different, then continuing waiting for next address lookup letter
It enables；
Check itself temporary address and host query address it is whether identical；If it is different, then continuing waiting for next
Address lookup signaling；If identical, address lookup response signaling is sent to host, and host is waited to send address distribution letter
It enables, if not receiving the address assignment signalling of host transmission and overtime (more than the second preset time), reset count device, weight
The address for newly starting counting, and receiving host being waited to send generates signaling.
The address assignment signalling that S205, receiving host are sent, using the address distributed in the address assignment signalling as institute
State the address of slave.
The step S205 further includes：If being not received by the address distribution letter of host transmission in the second preset time
It enables, then return step S201 restarts to count.
When receiving host send address lookup signaling after, and save (typical preserving type, can be deposit E2C,
EEProm, but not limited thereto), the machine address is allocated successfully automatically, and end address is distributed automatically.
As shown in figure 3, host of the invention is the MCU in figure, MCU turns 458 modules (U2) and multiple slaves by TTL
(U21-U26) it connects.Wherein host is as shown in figure 4, slave is as shown in Figure 5.
MCU turns 458 modules by TTL and connect with from equipment.
As shown in figure 4, to provide a kind of bus address based on component manufacturing variation automatic for one embodiment of the present of invention
Distribution system is used for host, including：
Command sending unit generates signaling for sending address to slave；
Address poll units, for being polled to the address in address pool, inquiry possesses face identical with the address
When address slave；
Allocation unit, for carrying out address distribution according to the query result.
The address poll units include：
Query unit, for sending address lookup signaling to slave, inquiry possesses temporary address identical with the address
Slave, and wait the response signaling from slave；
Verification unit, for being verified to the response signaling；
Address assignment signalling transmission unit, for sending address assignment signalling to the slave of response.
The address poll units further include：
First judging unit, for judging whether to receive the response signaling of slave sending；
First indicating unit, if the response signaling for receiving slave sending, instruction carries out the response signaling
Verification；If being not received by the response signaling of slave sending, instruction sends ground to slave according to the next address in address pool
Signaling is inquired in location, and inquiry possesses the slave of temporary address identical with the address, and waits the response signaling from slave.
System described in the present embodiment further includes：
Second judgment unit judges whether to receive response signaling after for all address polls in address pool；
Alternatively, whether the poll wheel number that judgement does not receive response signaling is less than predetermined wheel number；
Second indicating unit, if indicating that sending address to slave generates letter for receiving response signaling in polling procedure
It enables；If not receiving response signaling in polling procedure, and the poll wheel number for not receiving response signaling is less than predetermined wheel number,
Then indicate that sending address to slave generates signaling；If not receiving response signaling in polling procedure, and described do not receive response
The poll wheel number of signaling is not less than predetermined wheel number, then indicates to determine that address is assigned automatically.
As shown in figure 5, another embodiment of the present invention provides a kind of bus address based on component manufacturing variation from
Dynamic distribution system is used for slave, including：
Counting unit for being counted, and receives in receiving unit and stops counting when address generates signaling；
Receiving unit, the address sent for receiving host generate signaling；Alternatively, the address lookup letter that receiving host is sent
It enables；Or the address assignment signalling that receiving host is sent
Temporary address generation unit, for stopping low data generation when counting provisionally using the counting unit
Location；
Whether third judging unit, the address for checking the temporary address and host query are identical；
Third indicating unit indicates to send address to host if identical with the address of host query for temporary address
Inquiry response signaling, and host is waited to send address assignment signalling；If temporary address and the address of host query be not identical, refer to
Show and continues waiting for next address lookup signaling；
Address determination unit, the address for will distribute in the address assignment signalling is as the address of the slave.
The counting unit is also used to the ground that the receiving unit is not received by host transmission in the second preset time
When the assignment signalling of location, restart to count.
As shown in fig. 6, signaling structure described in the embodiment of the present invention includes：(the knowledge for data frame of data frame head
Not), function code (functions such as inquiry, setting for address to be arranged), data domain addresses (for distinguishing main clause and slave, with
And different slaves), data length (for the total data byte number in addition to CRC), data field (for component difference generate difference
Numerical value, the low level that can be the numerical value is entire numerical value), CRC check (for data check position).The data structure of Fig. 6 is most simple
Structure, user can also increase other series data blocks.
Claims (10)
1. a kind of bus address auto-allocation method based on component manufacturing variation, is used for host, the host passes through serial
Bus connects several slaves, which is characterized in that after electrification reset and the first preset time of waiting, executes following steps：
S11, generation signaling in address is sent to slave；
S12, the address in address pool is polled, inquiry possesses the slave of temporary address identical with the address；
S13, address distribution is carried out according to the query result.
2. the method according to claim 1, wherein the step S12 executes each address in address pool
Following steps：
S121, address lookup signaling is sent to slave, inquiry possesses the slave of temporary address identical with the address, and waits
Response signaling from slave；
S122, the response signaling is verified；
S123, address assignment signalling is sent to the slave of response.
3. according to the method described in claim 2, it is characterized in that, further including before the step S122：
If receiving the response signaling of slave sending, step 122 is gone to；If being not received by the response signaling of slave sending,
Step S121 then is executed to the next address in address pool.
4. the method according to claim 1, wherein further including after the step S13：
After all address polls in address pool, if receiving response signaling in polling procedure, return step S11；If
Response signaling is not received in polling procedure, and the poll wheel number for not receiving response signaling is less than predetermined wheel number, then returns
Return step S11；If not receiving response signaling in polling procedure, and the poll wheel number for not receiving response signaling is not less than
Predetermined wheel number then determines that address is assigned automatically.
5. a kind of bus address auto-allocation method based on component manufacturing variation, is used for slave, the slave passes through serial
Bus connects host, which is characterized in that includes the following steps：
S201, it starts counting；
The address that S202, receiving host are sent generates signaling, and is simultaneously stopped counting received, utilizes the low level of the counting
Data generate temporary address；
The address lookup signaling that S203, receiving host are sent；
S204, check whether the address of the temporary address and host query is identical；If identical, address is sent to host and is looked into
Response signaling is ask, and host is waited to send address assignment signalling；If it is different, then continuing waiting for next address lookup signaling；
S205, receiving host send address assignment signalling, using the address distributed in the address assignment signalling as described in from
The address of machine.
6. a kind of bus address automatic distribution system based on component manufacturing variation is used for host, which is characterized in that including：
Transmission unit generates signaling for sending address to slave；
Address poll units, for being polled to the address in address pool, inquiry possess it is identical with the address provisionally
The slave of location；
Allocation unit, for carrying out address distribution according to the query result.
7. system according to claim 6, which is characterized in that the address poll units include：
Query unit, for slave send address lookup signaling, inquiry possess temporary address identical with the address from
Machine, and wait the response signaling from slave；
Verification unit, for being verified to the response signaling；
Transmission unit is also used to send address assignment signalling to the slave of response.
8. system according to claim 7, which is characterized in that the address poll units further include：
First judging unit, for judging whether to receive the response signaling of slave sending；
First indicating unit, if the response signaling for receiving slave sending, instruction verifies the response signaling；
If being not received by the response signaling of slave sending, instruction sends address lookup to slave according to the next address in address pool
Signaling, inquiry possesses the slave of temporary address identical with the address, and waits the response signaling from slave.
9. system according to claim 6, which is characterized in that further include：
Second judgment unit judges whether to receive response signaling after for all address polls in address pool；Or
Whether person, the poll wheel number that judgement does not receive response signaling are less than predetermined wheel number；
Second indicating unit, if indicating that sending address to slave generates signaling for receiving response signaling in polling procedure；If
Response signaling is not received in polling procedure, and the poll wheel number for not receiving response signaling is less than predetermined wheel number, then refers to
Show that sending address to slave generates signaling；If not receiving response signaling in polling procedure, and described response signaling is not received
Poll wheel number be not less than predetermined wheel number, then indicate determine address be assigned automatically.
10. a kind of bus address automatic distribution system based on component manufacturing variation is used for slave, which is characterized in that including：
Counting unit for being counted, and receives in receiving unit and stops counting when address generates signaling；
Receiving unit, the address sent for receiving host generate signaling；Alternatively, the address lookup signaling that receiving host is sent；
Or the address assignment signalling that receiving host is sent
Temporary address generation unit, for stopping low data generation temporary address when counting using the counting unit；
Whether third judging unit, the address for checking the temporary address and host query are identical；
Third indicating unit indicates to send address lookup to host if identical with the address of host query for temporary address
Response signaling, and host is waited to send address assignment signalling；If temporary address and the address of host query be not identical, instruction after
It is continuous to wait next address lookup signaling；
Address determination unit, the address for will distribute in the address assignment signalling is as the address of the slave.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109889627A (en) * | 2019-03-26 | 2019-06-14 | 常州索维尔电子科技有限公司 | A kind of CAN bus node ID auto-allocation method and device |
| CN110769078A (en) * | 2019-10-17 | 2020-02-07 | 广东美的制冷设备有限公司 | Address allocation method and system |
| CN111294262A (en) * | 2018-12-07 | 2020-06-16 | 施耐德电气工业公司 | Method and slave device for a bus system |
| CN112235435A (en) * | 2020-10-21 | 2021-01-15 | 递易（上海）智能科技有限公司 | Method and equipment for fast coding |
| CN112669590A (en) * | 2020-12-10 | 2021-04-16 | 浙江理工大学 | Serial plug-and-play intelligent sensing communication system and automatic addressing method thereof |
| CN114097588A (en) * | 2021-10-29 | 2022-03-01 | 瀚云科技有限公司 | Networking method and device for irrigation device |
| CN114157641A (en) * | 2021-11-30 | 2022-03-08 | 陕西中源智控科技有限公司 | Automatic control equipment address generating system and method based on pulse width communication |
| CN115442182A (en) * | 2022-08-31 | 2022-12-06 | 厦门熵基科技有限公司 | Polling method, device, equipment and storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030167360A1 (en) * | 2000-08-18 | 2003-09-04 | Andreas Heinrich | Address assignment method for at least one bus device that has recently been connected to a bus system |
| CN1674593A (en) * | 2005-04-01 | 2005-09-28 | 南京邮电学院 | Automatic distributing and setting up address method based on master-slave communication mode |
| CN101141489A (en) * | 2007-05-18 | 2008-03-12 | 中兴通讯股份有限公司 | Terminal address automatic allocation method, terminal and network side server |
| CN101852472A (en) * | 2009-04-01 | 2010-10-06 | 欧威尔空调(中国)有限公司 | Automatic addressing method for air conditioning system and air conditioning controller |
| CN105007340A (en) * | 2015-06-30 | 2015-10-28 | 苏州汇川技术有限公司 | Distributed CAN (Controller Area Network) network supporting plug and play and automatic node address allocation method thereof |
| CN106060187A (en) * | 2016-05-26 | 2016-10-26 | 杭州华三通信技术有限公司 | Address allocation methods and devices |
-
2018
- 2018-05-24 CN CN201810506286.9A patent/CN108833602A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030167360A1 (en) * | 2000-08-18 | 2003-09-04 | Andreas Heinrich | Address assignment method for at least one bus device that has recently been connected to a bus system |
| CN1674593A (en) * | 2005-04-01 | 2005-09-28 | 南京邮电学院 | Automatic distributing and setting up address method based on master-slave communication mode |
| CN101141489A (en) * | 2007-05-18 | 2008-03-12 | 中兴通讯股份有限公司 | Terminal address automatic allocation method, terminal and network side server |
| CN101852472A (en) * | 2009-04-01 | 2010-10-06 | 欧威尔空调(中国)有限公司 | Automatic addressing method for air conditioning system and air conditioning controller |
| CN105007340A (en) * | 2015-06-30 | 2015-10-28 | 苏州汇川技术有限公司 | Distributed CAN (Controller Area Network) network supporting plug and play and automatic node address allocation method thereof |
| CN106060187A (en) * | 2016-05-26 | 2016-10-26 | 杭州华三通信技术有限公司 | Address allocation methods and devices |
Non-Patent Citations (1)
| Title |
|---|
| 王士争: "主从通信模式下即插即用技术的研究与实现", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111294262A (en) * | 2018-12-07 | 2020-06-16 | 施耐德电气工业公司 | Method and slave device for a bus system |
| CN111294262B (en) * | 2018-12-07 | 2022-02-15 | 施耐德电气工业公司 | Method and slave device for a bus system |
| CN109889627B (en) * | 2019-03-26 | 2020-08-25 | 常州索维尔电子科技有限公司 | Automatic distribution method and device for CAN bus node ID |
| CN109889627A (en) * | 2019-03-26 | 2019-06-14 | 常州索维尔电子科技有限公司 | A kind of CAN bus node ID auto-allocation method and device |
| CN110769078A (en) * | 2019-10-17 | 2020-02-07 | 广东美的制冷设备有限公司 | Address allocation method and system |
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| CN112669590A (en) * | 2020-12-10 | 2021-04-16 | 浙江理工大学 | Serial plug-and-play intelligent sensing communication system and automatic addressing method thereof |
| CN114097588A (en) * | 2021-10-29 | 2022-03-01 | 瀚云科技有限公司 | Networking method and device for irrigation device |
| CN114097588B (en) * | 2021-10-29 | 2023-10-31 | 瀚云科技有限公司 | Networking method and device of irrigation device |
| CN114157641A (en) * | 2021-11-30 | 2022-03-08 | 陕西中源智控科技有限公司 | Automatic control equipment address generating system and method based on pulse width communication |
| CN114157641B (en) * | 2021-11-30 | 2023-10-27 | 陕西中源智控科技有限公司 | Automatic generation system and method for control equipment address based on pulse width communication |
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Application publication date: 20181116 |