CN109377700A - A kind of software automatic addressing method and its system - Google Patents
A kind of software automatic addressing method and its system Download PDFInfo
- Publication number
- CN109377700A CN109377700A CN201810305878.4A CN201810305878A CN109377700A CN 109377700 A CN109377700 A CN 109377700A CN 201810305878 A CN201810305878 A CN 201810305878A CN 109377700 A CN109377700 A CN 109377700A
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- device node
- address
- fire alarm
- control unit
- alarm control
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000007689 inspection Methods 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 2
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/003—Address allocation methods and details
Abstract
Disclosed by the invention is a kind of software automatic addressing method and the automatic fire alarm system using this method, carries out being incorporated into address number to device node connected to it automatically for realizing fire alarm control unit in system.Device node takes series system step by step, it is provided with input terminal and output end, fire alarm control unit reads the unique sequence number of device node, according to sequence number writing system virtual address, device node detects the machine and has been written into open rear end in the case where virtual address, to next cascade node power supply.The amount of labour of engineering manually is reduced the problem of passing through software automatic addressing after powering on, can solve repeated encoding, error coded for each equipment hand-coding the advantage of the invention is that removing from, improves engineering efficiency.
Description
(1) technical field
The invention belongs to fire alarming and controlling fields, and in particular to a kind of software automatic addressing method of alarm system, this
Invention further relates to a kind of automatic fire alarm system for realizing this method.
(2) background technique
Automatic fire alarm system is made of fire alarm control unit and component connected to it, and each component needs only
One address code is to distinguish, so as to fire alarm control unit inspection.In traditional automatic fire alarm system, in project installation
Before, the address of component is set by holding encoder or toggle switch.Using manually-operated mode, need in engineering construction
When construction and installation on one side address is set while.It is easy to input number by mistake when address is arranged, toggle switch when special needs to calculate two
System number and decimal numeral corresponding relationship, error probability is very big, leads to component repeated code, once repeated code, system will break down.
And to search that repeated code is extremely difficult in engineering, and needing to proofread the equipment in repeated code has which to need more change of address；This
When the external engineering scale of construction is big, equipment has thousands of, gives component coding time and effort consuming.
(3) summary of the invention
The purpose of the present invention is to provide a kind of software automatic addressing methods, to solve in existing automatic fire alarm system
The problem of h coding.Meanwhile the present invention also proposes a kind of automatic fire alarm system using the above method.
A kind of software automatic addressing method provided by the invention passes through fire alarm control unit and equipment section connected to it
Point realization, used technical solution are as follows:
Fire alarm control unit is connect by two lines bus with first equipment input terminal, and first equipment output end cascades the
Two equipment input terminals, and so on, until the output end of the device node of least significant end connects back to fire alarm control unit, protect
System is held as annular connection.
After system electrification operation, fire alarm control unit receives automatic addressing instruction operation sending and reads sequence number broadcast life
It enables.Device node receives broadcasting command, and whether have address number (number 1 to 254 between), if there is address if detecting in EEROM
Number, then the device node is not responding to, if zero-address number, device node answers " 10 " control command to fire alarm control unit,
And answer the sequence number built in CPU.
The control command of fire alarm control unit receiving device node then reads 10 bit sequence numbers if " 10 ", then to setting
Slave node sends addressing instruction, and number address " 1-254 " is written.Device node receives addressing instruction, and whether detect in EEROM has ground
Location number (number between 1 to 254), if there is address number, which is not responding to, if zero-address number, is read in bus
Address to be written, and address is stored in EEROM.
Fire alarm control unit sends address inspection instruction after addressing.After device node receives inspection instruction, detection is patrolled
It examines address and whether address in EEROM is consistent, if inconsistent be not responding to, if consistent to fire alarm control unit response inspection electricity
Stream, while output end is opened, signal is powered and transmitted for next cascade device node.
After fire alarm control unit receives response inspection electric current, next reading sequence number broadcasting command is issued.
The software automatic addressing method, it is characterised in that: the fire alarm control unit reads the 10 of device node
10 bit sequence numbers and write device address of node are stored in fire alarm to after device node writing address by bit sequence number
In controller, so that the address of the sequence number of device node and write-in corresponds.
The software automatic addressing method, it is characterised in that: the fire alarm control unit is written ground to device node
Behind location, fire alarm control unit is written into the cyclic address change of next device node automatically.
The software automatic addressing method, it is characterised in that: it is wide that the fire alarm control unit sends reading sequence number
After broadcasting order, if responding after waiting 1 second without device node, automatic send reads sequence number broadcasting command for the second time.The fire
Sequence number broadcasting command, no device node response are read in continuous 2 transmissions of alarm controller, and software automatic addressing terminates.
The software automatic addressing method, it is characterised in that: the device node is fire detector, manual alarm is pressed
Button, acoustooptic alarm, fire hydrant button and other functional modules with addressed location.
The automatic fire alarm system using software automatic addressing method, it is characterised in that: system is by fire report
Alert controller and device node composition.The fire alarm control unit is by master control borad, circuit control card, relay control card, letter
Breath output, key-press input composition, the circuit control card include two identical modulation circuits, form the annular connection of system.
The device node includes input, output end, CPU processing circuit, EEROM, and device node is arranged one 10 before factory
Sequence number, the sequence number of each device node is unique, and default address is 0 in EEROM before dispatching from the factory in device node.
The automatic fire alarm system, it is characterised in that: the addressing of the device node according to fire alarm control
The order of connection of device processed is followed successively by " 1 to 254 " number, and write device address of node is stored in EEROM.
(4) Detailed description of the invention
Fig. 1 is a kind of composition figure of the automatic fire alarm system of software automatic addressing of the invention.
Fig. 2 is the structure chart of device node of the invention.
Fig. 3 is the flow chart of software automatic addressing of the invention.
Fig. 4 is that automatic fire alarm system of the invention sends the waveform diagram for reading sequence number.
Fig. 5 is the waveform diagram that automatic fire alarm system of the invention sends write address.
Fig. 6 is the waveform diagram that automatic fire alarm system of the invention sends inspection instruction.
Fig. 7 is the waveform diagram of device node response sequence number of the invention.
Fig. 8 is the circuit diagram of the input, output end of device node of the invention.
Fig. 9 is the composition of newly added equipment node in a kind of automatic fire alarm system of software automatic addressing of the invention
Figure.
(5) specific embodiment
Software automatic addressing method of the invention is realized by fire alarm control unit and device node connected to it,
Entire automatic addressing process includes broadcast query, reads sequence number, virtual address, device node inspection is written to device node.
Using the automatic fire alarm system of automatic addressing method of the present invention, be divided into device node normally address, device node
Failure replacement and newly added equipment node addressing.
Automatic fire alarm system is by fire alarm control unit and device node group connected to it combined with Figure 1 and Figure 2,
At fire alarm control unit is made of master control borad, circuit control card, relay control card, information output, key-press input, equipment
Node includes input, output end, CPU processing circuit, EEROM, and one 10 sequence numbers are arranged in device node before factory,
The sequence number of each device node is unique, and default address is 0 in EEROM before dispatching from the factory in device node.The circuit control card packet
Containing two identical modulation circuits, system is connected to first device node input terminal from modulation circuit A, from first equipment section
Point output end grade is coupled to the 2nd device node input terminal, and so on, until the device node of least significant end is connected to from output end
The modulation circuit B of circuit control card, system form annular connection.
Below by specific embodiment combination attached drawing, the present invention is described in detail.
Embodiment one:
In the present embodiment, the normal addressing of a kind of software automatic addressing method of the invention and its system is retouched
It states.
In conjunction with Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the state of system initialization be in all devices node EEROM acquiescently
Location is all 0, and after system electrification, fire alarm control unit passes through the order of button operation Input Software automatic addressing, fire alarm
The circuit control card of controller issues the broadcasting command for reading equipment Serial Number from the end modulation circuit A, and signal, which is first transmitted to, to be set
The input terminal of slave node 1.
After device node 1 receives the broadcasting command for reading sequence number, the address number in EEROM is read, original state is
0, device node 1 determines this node zero-address, answers " 10 " control command in a manner of current impulse to fire alarm control unit,
10 bit sequence numbers built in this node cpu are read, and 10 bit sequence numbers are sent to fire alarm control unit in a serial fashion.
" 10 " control command of fire alarm control unit receiving device node reads subsequent 10 bit sequence number, and determining should
Device node needs writing address, and fire alarm control unit sends addressing instruction to device node by modulation circuit A, will prepare
Good " 1 " number address is sent to device node with 8 Bits Serial data formats.
After device node 1 receives addressing instruction, the address in EEROM is read again, address is " 0 ", then reads 8 bit strings
Row data " 00000001 ", and the address is stored in EEROM.
Fire alarm control unit sends an inspection to " 1 " number address and instructs after addressing instruction is sent, and will
Inspection address " 1 " is sent to device node 1 with 8 Bits Serial data formats.
After device node 1 receives inspection instruction, 8 Bits Serial data formats are read, are carried out with the address stored in EEROM
Comparison, if unanimously, regarding as wanting this node of inspection, and answer inspection electric current to fire alarm control unit, while it is defeated to control unlatching
Outlet, power supply and signal synchronous driving to next stage.Device node 2, which can synchronize, at this time receives the voltage that modulation circuit A is sent
Signal.
After fire alarm control unit receives the response electric current of address " 1 ", the addressing of first address terminates, and starts second
The addressing of a address.Fire alarm control unit issues the addressing instruction for reading sequence number again.
At this point, device node 1, device node 2, which can synchronize, receives addressing instruction, in the reading of device node 1 EEROM
Location is not 0, is not responding to addressing instruction；It is 0 that device node 2, which reads address in EEROM, identical as the process of device node 1,
Control command and sequence number is answered to send by modulation circuit A in bus after fire alarm control unit receives answer order
Write the instruction and data of " 2 " number address.
At this point, device node 1, device node 2 can receive the order of the writing address, device node 1 is read again
Address in EEROM, address are " 1 ", illustrate existing address, are not required to be incorporated into address again；Device node 2 is read again in EEROM
Address, address is " 0 ", then reads 8 Bits Serial data " 00000010 ", and the address is stored in EEROM.Fire alarm control
Device processed sent " 2 " number address write location order after, send the inspection to No. 2 addresses and instruct.Device node 1 receives inspection and refers to
It enables, it is inconsistent with Self address, it is not responding to；Device node 2 receives inspection instruction, consistent with Self address, answers inspection electric current,
Unlatching output end, connection next stage are controlled simultaneously.After fire alarm control unit receives the answer electric current of No. 2 addresses, under unlatching
The addressing process of one address.
And so on, up to the equal writing address of device node of all connections in system.Fire alarm control unit is last
After one device node n writing address, the addressing process of next address is opened.Fire alarm control unit sends a reading sequence
The addressing order of row number, device nodes all at this time have been written into address, are not responding to the addressing instruction of the reading sequence number；
After fire alarm control unit waits respond without device node for 1 second, the addressing order of a reading sequence number is retransmited, is owned at this time
Device node have been written into address, the addressing of reading sequence number instruction is not responding to, continuous 2 readings of fire alarm control unit
The addressing order of sequence number is taken to respond without device node, fire alarm control unit ends automatically software addressing.
Embodiment two:
In the present embodiment, it breaks down to a kind of software automatic addressing method of the invention and its devices in system node
Addressing after being replaced is described.
With the failure of device node 3, remaining equipment and system works normally, all devices have been written into address and are
Example.
In conjunction with Fig. 8, device node 3 breaks down, and the signal of fire alarm control unit is sent to the output of device node 2
End, device node 4 is with latter linked equipment can not obtain power supply and cannot work.
Device node 3 is replaced, the equipment factory default address of replacement is 0.Fire alarm control unit passes through key
The order of operation input " equipment replacement addressing ", the order of the key-press input " replacement address 3 " of fire alarm control unit.Fire report
Alert controller is sent by modulation circuit A reads sequence number order, and the device node 3 newly replaced, which receives, reads sequence number order
Afterwards, the address in EEROM is read, is 0, sends " 10 " control command to fire alarm control unit, and upload 10 bit sequence numbers；Fire
After calamity alarm controller receives answer order, the instruction sum number for writing " 3 " number address is sent in bus by modulation circuit A
According to.Device node 1, device node 2 can receive the order of the writing address, and device node 1,2 is read again in EEROM
Address, address are not " 0 ", have address, are not required to be incorporated into address again；The device node 3 newly replaced reads again the ground in EEROM
Location, address are " 0 ", then read 8 Bits Serial data " 00000011 ", and the address is stored in EEROM.Fire alarm control unit
Sent " 3 " number address write location order after, send the inspection to No. 3 addresses and instruct.Device node 3 receives inspection instruction, with
Self address is inconsistent, is not responding to；Device node 3 receives inspection instruction, consistent with Self address, answers inspection electric current, simultaneously
Output end, connection next stage are opened in control；Follow-up equipment node 4 receives signal and power supply, and system is restored to work normally.So far,
Faulty equipment replacement addressing terminates.
Embodiment three:
In the present embodiment, to needing newly added equipment node in a kind of software automatic addressing method of the invention and its system
Addressing be described.
Described in this embodiment is that newly added equipment node is needed on the basis of original system, newly-increased device node connection
In least significant end.If the access device among device node, example as shown in figure 1, increases newly between device node 2 and device node 3
Equipment then only needs all to reset all devices address of node in system, then executes the process in embodiment one.
It is needed in device node n and then access device node n+1 by the output of device node n in conjunction with Fig. 1 and Fig. 9
End is connected to the input terminal of device node n+1, and the output end of device node n+1 is connected to modulation circuit B.
Fire alarm control unit inputs the order of " newly added equipment addressing " by button operation, and fire alarm control unit is pressed
The order of key input " Add Address n+1 ".Fire alarm control unit is sent by modulation circuit A and reads sequence number order, other
After device node reads sequence number order, it is not responding to；After newly-increased device node receives reading sequence number order, read
Address in EEROM is 0, sends " 10 " control command to fire alarm control unit, and upload 10 bit sequence numbers；Fire alarm control
After device processed receives answer order, the instruction and data for writing number address " n+1 ", equipment are sent in bus by modulation circuit A
Equipment before node n has address, and no longer execution writing address, newly-increased device node read again the address in EEROM,
Address is " 0 ", then reads 8 Bits Serial data " XXXXXXXX ", and the address is stored in EEROM.Fire alarm control unit hair
Sent number address " n+1 " write location order after, send and the inspection of the address n+1 instructed.Equipment before device node n receives
Inspection instruction, it is inconsistent with Self address, it is not responding to；Device node n+1 receives inspection instruction, consistent with Self address, answers
Inspection electric current, while unlatching output end is controlled, connection next stage.So far, newly added equipment replacement addressing terminates.
The above content is specific embodiment detailed description of the invention is combined, the specific implementation of the application is not only
These explanations are confined to, variation that those skilled in the art make in the design and essential scope of the application,
Replacement or addition, also within the scope of the present invention.
Claims (7)
1. a kind of software automatic addressing method is realized, specific mistake by fire alarm control unit and device node connected to it
Journey is as follows:
1.1, fire alarm control unit is connect by two lines bus with first equipment input terminal, and first equipment output end cascades the
Two equipment input terminals, and so on, until the output end of the device node of least significant end connects back to fire alarm control unit, protect
System is held as annular connection.
1.2, after system electrification operation, fire alarm control unit receives automatic addressing instruction operation sending and reads sequence number broadcast life
It enables.
1.3, device node receives broadcasting command, and whether have address number (number 1 to 254 between), if having if detecting in EEROM
Address number, then the device node is not responding to, if zero-address number, device node answers " 10 " control life to fire alarm control unit
It enables, and answers the sequence number built in CPU.
1.4, the control command of fire alarm control unit receiving device node then reads 10 bit sequence numbers if " 10 ", then to setting
Slave node sends addressing instruction, and number address " 1-254 " is written.
1.5, device node receives addressing instruction, and whether have address number (number 1 to 254 between), if there is ground if detecting in EEROM
Location number, then the device node is not responding to, if zero-address number, reads address to be written in bus, and address is stored in
In EEROM.
1.6, fire alarm control unit sends address inspection instruction after addressing.
1.7, it after device node receives inspection instruction, detects inspection address and whether address in EEROM is consistent, if inconsistent do not ring
It answers, to fire alarm control unit response inspection electric current if consistent, while opening output end, power for next cascade device node
And transmitting signal.
1.8, after fire alarm control unit receives response inspection electric current, next reading sequence number broadcasting command is issued.
2. software automatic addressing method according to claim 1, it is characterised in that: the fire alarm control unit reading is set
10 bit sequence numbers of slave node store 10 bit sequence numbers and write device address of node to after device node writing address
In fire alarm control unit, so that the address of the sequence number of device node and write-in corresponds.
3. software automatic addressing method according to claim 1, it is characterised in that: the fire alarm control unit is to equipment
After node writing address, fire alarm control unit is written into the cyclic address change of next device node automatically.
4. software automatic addressing method according to claim 1, it is characterised in that: the fire alarm control unit, which is sent, to be read
After taking sequence number broadcasting command, if responding after waiting 1 second without device node, automatic send reads sequence number broadcast life for the second time
It enables.Sequence number broadcasting command, no device node response are read in continuous 2 transmissions of fire alarm control unit, and software is compiled automatically
Location terminates.
5. software automatic addressing method according to claim 1, it is characterised in that: the device node is fire detection
Device, manual pull station, acoustooptic alarm, fire hydrant button and other functional modules with addressed location.
6. the automatic fire alarm system using claim 1 to the software automatic addressing method described in claim 5, feature
Be: system is made of fire alarm control unit and device node.The fire alarm control unit is controlled by master control borad, circuit
Card, the output of relay control card, information, key-press input composition, the circuit control card include two identical modulation circuits, shape
At the annular connection of system.The device node includes input, output end, CPU processing circuit, EEROM, and device node is going out
One 10 sequence numbers are set before factory, and the sequence number of each device node is unique, defaults in EEROM before dispatching from the factory in device node
Address is 0.
7. automatic fire alarm system according to claim 6, it is characterised in that: the addressing of the device node according to
The order of connection of fire alarm control unit is followed successively by " 1 to 254 " number, and write device address of node is stored in EEROM.
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| CN110213396A (en) * | 2019-05-29 | 2019-09-06 | 中国民用航空总局第二研究所 | Airport Internet of things node equipment distributes the dynamic decision method and system of address automatically |
| CN110535741A (en) * | 2019-10-09 | 2019-12-03 | 西安凡厄拉姆电子有限公司 | A kind of Loop communication bus, automatic addressing and broadcast communication method |
| CN111127805A (en) * | 2019-12-25 | 2020-05-08 | 四川赛科安全技术有限公司 | Automatic addressing method for fire alarm control panel |
| CN111835877A (en) * | 2019-04-15 | 2020-10-27 | 町洋企业股份有限公司 | Control system with multiple function modules and function module addressing method thereof |
| CN113556412A (en) * | 2021-07-29 | 2021-10-26 | 中车南京浦镇车辆有限公司 | Network address setting method for rail transit vehicle terminal equipment |
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| CN116760657A (en) * | 2023-06-29 | 2023-09-15 | 营口天成消防设备有限公司 | Two-bus equipment for fire protection and automatic coding method |
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| CN111835877A (en) * | 2019-04-15 | 2020-10-27 | 町洋企业股份有限公司 | Control system with multiple function modules and function module addressing method thereof |
| CN111835877B (en) * | 2019-04-15 | 2023-08-15 | 町洋企业股份有限公司 | Control system comprising a plurality of functional modules and method for addressing functional modules |
| CN110213396A (en) * | 2019-05-29 | 2019-09-06 | 中国民用航空总局第二研究所 | Airport Internet of things node equipment distributes the dynamic decision method and system of address automatically |
| CN110535741A (en) * | 2019-10-09 | 2019-12-03 | 西安凡厄拉姆电子有限公司 | A kind of Loop communication bus, automatic addressing and broadcast communication method |
| CN110535741B (en) * | 2019-10-09 | 2021-08-13 | 陕西菲拉姆消防科技有限公司 | Loop communication bus, automatic addressing and broadcast communication method |
| CN111127805A (en) * | 2019-12-25 | 2020-05-08 | 四川赛科安全技术有限公司 | Automatic addressing method for fire alarm control panel |
| CN113556412A (en) * | 2021-07-29 | 2021-10-26 | 中车南京浦镇车辆有限公司 | Network address setting method for rail transit vehicle terminal equipment |
| CN115242750A (en) * | 2022-07-25 | 2022-10-25 | 中航电测仪器股份有限公司 | Display screen addressing system and method based on Internet of things |
| CN116760657A (en) * | 2023-06-29 | 2023-09-15 | 营口天成消防设备有限公司 | Two-bus equipment for fire protection and automatic coding method |
| CN117478638A (en) * | 2023-12-28 | 2024-01-30 | 南京零探智能科技有限公司 | Addressing method and system for battery management system equipment |
| CN117478638B (en) * | 2023-12-28 | 2024-03-26 | 南京零探智能科技有限公司 | Addressing method and system for battery management system equipment |
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