CN106524391A - Communication relay device, communication system and communication method - Google Patents
Communication relay device, communication system and communication method Download PDFInfo
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- CN106524391A CN106524391A CN201610818365.4A CN201610818365A CN106524391A CN 106524391 A CN106524391 A CN 106524391A CN 201610818365 A CN201610818365 A CN 201610818365A CN 106524391 A CN106524391 A CN 106524391A
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- 238000004891 communication Methods 0.000 title claims abstract description 222
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000003993 interaction Effects 0.000 claims abstract description 8
- 230000004913 activation Effects 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004378 air conditioning Methods 0.000 description 25
- 238000010586 diagram Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a communication relay device, a communication system and a communication method. Wherein, the device includes: the indoor unit communication module is used for being connected with an outdoor unit of the variable frequency air conditioner so as to interact with the outdoor unit; the outdoor unit communication module is used for being connected with an indoor unit of the variable frequency air conditioner so as to interact with the indoor unit; and the control module is connected between the inner machine communication module and the outer machine communication module and is used for controlling the interaction of the inner machine communication module and the outer machine and the interaction of the outer machine communication module and the inner machine so as to enable the outer machine to communicate with the inner machine. The invention solves the technical problem that the air conditioner indoor and outdoor units cannot realize reliable long-distance communication in the related technology.
Description
Technical field
The present invention relates to communication field, in particular to a kind of communication relay, communication system and the means of communication.
Background technology
At present, on market, the internal-external machine communication overwhelming majority of the domestic variable frequency split-type air conditioner of main flow adopts power supply zero line
The mode communicated by electric current loop, the structure of existing air-conditioning communication system is as shown in figure 1, the knot of the communication loop of its internal-external machine
Structure is as shown in Fig. 2 the simplified circuit of the communication loop of its internal-external machine is as shown in Figure 3.This communication modes have been multiplexed internal-external machine
Power supply zero line, only need to additionally increase the data interaction that a connection is capable of achieving internal-external machine, and low cost, electrical connection are simple,
It is easy to install after sale.But this communication modes are suffered from the drawback that：Waveform such as Fig. 4 is communicated after communication distance exceeds certain limit
It is shown, compared with the communication waveform of standard, as shown in figure 5, meeting serious distortion, it is impossible to realize reliable communication over long distances, restriction
The mounting distance of the internal-external machine during actually used.
For the problems referred to above, effective solution is not yet proposed at present.
The content of the invention
A kind of communication relay, communication system and the means of communication are embodiments provided, at least to solve correlation
In technology, air-conditioning internal-external machine cannot realize the technical problem of reliable communication over long distances.
A kind of one side according to embodiments of the present invention, there is provided communication relay, including：Interior machine communication module,
It is connected for the outer machine with convertible frequency air-conditioner, to interact with above-mentioned outer machine；Outer machine communication module, for above-mentioned convertible frequency air-conditioner
Interior machine is connected, to interact with above-mentioned interior machine；Control module, is connected to above-mentioned interior machine communication module and above-mentioned outer machine communication module
Between, interact with above-mentioned outer machine and hand over above-mentioned outer machine communication module and above-mentioned interior machine for controlling above-mentioned interior machine communication module
Mutually, so that above-mentioned outer machine is communicated with above-mentioned interior machine.
Further, said apparatus also include：Power module, for communicating to above-mentioned outer machine to above-mentioned outer machine communication module
Module and/or above-mentioned control module are powered.
Further, when above-mentioned outer machine and above-mentioned interior machine are connected with connecting line, above-mentioned power module is connected to above-mentioned company
The zero line and live wire of wiring.
Further, above-mentioned control module includes multiple serial ports, above-mentioned serial ports for above-mentioned interior machine communication module and
Outer machine communication module connection is stated, and the data to above-mentioned interior machine communication module and/or above-mentioned outer machine communication module transmission connect
Receive or send.
Another aspect according to embodiments of the present invention, additionally provides a kind of communication system, including：Communication relay；Become
The outer machine of frequency air-conditioning, is connected with the interior machine communication module of above-mentioned communication relay；The interior machine of above-mentioned convertible frequency air-conditioner is logical with above-mentioned
The outer machine communication module connection of news relay.
Further, above-mentioned communication relay is connected between above-mentioned outer machine and above-mentioned interior machine, and with above-mentioned outer machine and
Above-mentioned interior machine connection identical live wire and zero line.
Further, above-mentioned communication relay includes one or more.
Another aspect according to embodiments of the present invention, additionally provides a kind of means of communication, is applied to convertible frequency air-conditioner, above-mentioned change
Frequency air-conditioning includes interior machine and outer machine, it is characterised in that above-mentioned interior machine carries out data friendship with above-mentioned outer machine by communicating relay
Mutually, wherein, data interaction step includes：During above-mentioned outer machine sends data to above-mentioned interior machine：Above-mentioned communication relaying dress
Interior machine communication module in putting receives the data that above-mentioned outer machine sends, above-mentioned interior machine communication module by the data is activation for receiving to
The data is activation for receiving is given above-mentioned communication relay by the control module in above-mentioned communication relay, above-mentioned control module
In outer machine communication module, above-mentioned outer machine communication module by the data is activation for receiving give above-mentioned interior machine；
And/or, during above-mentioned interior machine sends data to above-mentioned outer machine：Above-mentioned outer machine communication module is received in above-mentioned
The data that machine sends, by the data is activation for receiving to above-mentioned control module, above-mentioned control module will connect above-mentioned outer machine communication module
The data is activation of receipts gives above-mentioned interior machine communication module, and above-mentioned interior machine communication module is by the data is activation for receiving to above-mentioned outer machine.
Further, when above-mentioned control module includes multiple serial ports, above-mentioned control module is received by multiple above-mentioned serial ports
With transmission data.
Further, before communicating between above-mentioned outer machine and above-mentioned interior machine, above-mentioned control module is carried out into initialization and is set
Put, wherein, above-mentioned control module is carried out Initialize installation includes：It is wait reception state by multiple above-mentioned serial port settings.
Further, when communicating between above-mentioned outer machine and above-mentioned interior machine, in by the serial port setting for receiving data being
Disconnected service routine, so that the data between above-mentioned outer machine and above-mentioned interior machine are transmitted by above-mentioned communication relay.
In embodiments of the present invention, a kind of mode of communication relay, the communication are added between the internal-external machine of air-conditioning
Relay includes interior machine communication module, is connected for the outer machine with convertible frequency air-conditioner, to interact with above-mentioned outer machine；Outer machine communication
Module, is connected for the interior machine with above-mentioned convertible frequency air-conditioner, to interact with above-mentioned interior machine；Control module, is connected to above-mentioned interior machine
Between communication module and above-mentioned outer machine communication module, for control above-mentioned interior machine communication module interact with above-mentioned outer machine and with
State outer machine communication module to interact with above-mentioned interior machine so that above-mentioned outer machine and the communication of above-mentioned interior machine, due to the internal-external machine in air-conditioning it
Between a kind of communication relay of addition, when internal-external machine can be caused to communicate over long distances, the waveform not redeformation of electric current loop communication reaches
The purpose that air-conditioning internal-external machine realizes communication over long distances is arrived, it is achieved thereby that improving air-conditioning internal-external machine long range communication reliability
Technique effect, and then air-conditioning internal-external machine cannot realize the reliable technical problem for communicating over long distances in solving correlation technique.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is a kind of air-conditioning communication system architectures figure according to prior art；
Fig. 2 is a kind of internal-external machine communication loop structure chart according to prior art；
Fig. 3 is a kind of internal-external machine communication loop circuit diagram according to prior art；
Fig. 4 is a kind of unusual waveforms figure of the long range electric current loop communication according to prior art；
Fig. 5 is a kind of oscillogram of gauged distance electric current loop communication；
Fig. 6 is the schematic diagram of a kind of optional communication system according to embodiments of the present invention；
Fig. 7 is the schematic diagram of a kind of optional communication relay according to embodiments of the present invention；
Fig. 8 is the flow chart of a kind of optional means of communication according to embodiments of the present invention；
Fig. 9 is the flow chart of a kind of optional means of communication according to embodiments of the present invention.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment obtained under the premise of creative work is not made by member, should all belong to the model of present invention protection
Enclose.
Embodiment 1
A kind of one side according to embodiments of the present invention, there is provided embodiment of communication system, Fig. 6 are according to of the invention real
The schematic diagram communication system of a kind of optional communication system of example is applied, the communication system includes：Communication relay 620；Become
The outer machine 640 of frequency air-conditioning, is connected with the interior machine communication module of communication relay；The interior machine 660 of convertible frequency air-conditioner, with communication relaying
The outer machine communication module connection of device.Wherein, communicating relay includes：Interior machine communication module, for outer with convertible frequency air-conditioner
Machine is connected, to interact with outer machine；Outer machine communication module, is connected for the interior machine with convertible frequency air-conditioner, to interact with interior machine；Control
Molding block, is connected between interior machine communication module and outer machine communication module, for control interior machine communication module interact with outer machine with
And interact with interior machine with outer machine communication module, so that outer machine is communicated with interior machine.Alternatively, device also includes：Power module, is used for
Power to outer machine communication module and/or control module to outer machine communication module.Alternatively, when outer machine and interior machine are connected with connecting line
When, power module is connected to the zero line and live wire of connecting line.Alternatively, control module includes multiple serial ports, serial ports for it is interior
Machine communication module and the connection of outer machine communication module, and internally the data of machine communication module and/or the transmission of outer machine communication module are carried out
Receive or send.
In embodiments of the present invention, a kind of mode of communication relay, the communication are connected between the internal-external machine of air-conditioning
Relay includes interior machine communication module, is connected for the outer machine with convertible frequency air-conditioner, to interact with outer machine；Outer machine communicates mould
Block, is connected for the interior machine with convertible frequency air-conditioner, to interact with interior machine；Control module, is connected to interior machine communication module and outer machine
Between communication module, interact with outer machine and interact with interior machine with outer machine communication module for controlling interior machine communication module, so that
Outer machine is communicated with interior machine, due to adding a kind of communication relay between the internal-external machine of air-conditioning, can cause internal-external machine length away from
From during communication, the waveform not redeformation of electric current loop communication has reached the purpose that air-conditioning internal-external machine realizes communication over long distances, so as to reality
Showed the technique effect for improving that air-conditioning internal-external machine communicates reliability over long distances, so solve in correlation technique air-conditioning internal-external machine without
Method realizes the technical problem of reliable communication over long distances.
Alternatively, communicate relay to connect between outer machine and interior machine, and be connected identical live wire with outer machine and interior machine
And zero line.Alternatively, communicating relay includes one or more.It is multiple logical by arranging between the outer machine and interior machine of air-conditioning
News relay, it is possible to achieve the more communication of long range so that waveform is indeformable, reaches the stability of communication.Certainly, air-conditioning
Communication relay be serially connected in internal-external machine connecting line, can according to communication distance need concatenate one or more relaying twices
Or the reliable communicating of many times of gauged distances.
It should be noted that the communication relay in embodiment 1 is identical with the communication relay in embodiment 2, this
Application will elaborate communication relay in example 2, will not be described here.
Embodiment 2
According to embodiments of the present invention, there is provided a kind of communication relay embodiment, Fig. 7 is according to embodiments of the present invention
A kind of schematic diagram of optional communication relay, as shown in fig. 7, the device includes：Interior machine communication module 720, for change
The outer machine of frequency air-conditioning is connected, to interact with outer machine；Outer machine communication module 740, is connected for the interior machine with convertible frequency air-conditioner, with
Interact with interior machine；Control module 760, is connected between interior machine communication module and outer machine communication module, for controlling interior machine communication
Module is interacted with outer machine and is interacted with interior machine with outer machine communication module, so that outer machine is communicated with interior machine.
That is, by the control module being connected between interior machine communication module and outer machine communication module, interior machine can be caused
Communication module and outer machine communication module link together, so as to realize the communication of interior machine and outer machine.
In embodiments of the present invention, a kind of mode of communication relay, the communication are added between the internal-external machine of air-conditioning
Relay includes interior machine communication module, is connected for the outer machine with convertible frequency air-conditioner, to interact with above-mentioned outer machine；Outer machine communication
Module, is connected for the interior machine with above-mentioned convertible frequency air-conditioner, to interact with above-mentioned interior machine；Control module, is connected to above-mentioned interior machine
Between communication module and above-mentioned outer machine communication module, for control above-mentioned interior machine communication module interact with above-mentioned outer machine and with
State outer machine communication module to interact with above-mentioned interior machine so that above-mentioned outer machine and the communication of above-mentioned interior machine, due to the internal-external machine in air-conditioning it
Between a kind of communication relay of addition, when internal-external machine can be caused to communicate over long distances, the waveform not redeformation of electric current loop communication reaches
The purpose that air-conditioning internal-external machine realizes communication over long distances is arrived, it is achieved thereby that improving air-conditioning internal-external machine long range communication reliability
Technique effect, and then air-conditioning internal-external machine cannot realize the reliable technical problem for communicating over long distances in solving correlation technique.
Alternatively, device also includes：Power module 780, for giving outer machine communication module and/or control to outer machine communication module
Module for power supply processed.Specifically, for example, interior machine communication circuit module is connected with the outer machine of frequency conversion split by connection COM-A, is passed through
UART1 (serial ports 1) connections of RXD1, TXD1 and control module；Outer machine communication circuit module is by connection COM-B and change frequency division
Machine connection in vivo, is connected by the UART2 (serial ports 2) of RXD2, TXD2 and control module.
Alternatively, when outer machine and interior machine are connected with connecting line, power module is connected to the zero line and live wire of connecting line.Its
In, power module is connected with zero live wire (AC-N, AC-L) of internal-external machine connecting line, power module can export 56V direct currents to
Outer machine communication circuit module is powered, and exports 3.3V and powers to control module.
Alternatively, control module includes multiple serial ports, serial ports for being connected with interior machine communication module and outer machine communication module,
And internally the data of machine communication module and/or the transmission of outer machine communication module are received or are sent.
By using a kind of communication relay for convertible frequency air-conditioner, it is possible to achieve the long range between frequency conversion internal-external machine
Reliable communicating, flexibly realizes that the overlength connecting tube of air-conditioning internal-external machine is installed.
Embodiment 3
Another aspect according to embodiments of the present invention, additionally provides a kind of means of communication, is applied to convertible frequency air-conditioner, and frequency conversion is empty
Stealthily substitute and include interior machine and outer machine, interior machine carries out data interaction with outer machine by communicating relay, wherein, data interaction step bag
Include：During the inside machine of outer machine sends data：Interior machine communication module in communication relay receives the number that outer machine sends
According to by the data is activation for receiving to the control module in communication relay, control module will be received interior machine communication module
Data is activation to the outer machine communication module in communication relay, outer machine communication module is by the data is activation for receiving to interior
Machine；And/or, during the outside machine of interior machine sends data：Outer machine communication module receives the data that interior machine sends, outer machine communication
By the data is activation for receiving to control module, by the data is activation for receiving to interior machine communication module, interior machine leads to control module module
News module is by the data is activation for receiving to outer machine.The inside machine of machine sends data instance in addition, and Fig. 8 is according to embodiments of the present invention
A kind of schematic diagram of the optional means of communication, as shown in figure 8, the inside machine of outer machine sends data comprise the following steps：
S802, the interior machine communication module communicated in relay receive the data that outer machine sends；
S804, interior machine communication module is by the data is activation for receiving to the control module in communication relay；
S806, control module is by the data is activation for receiving to the outer machine communication module in communication relay；
The data is activation for receiving is given interior machine by S808, outer machine communication module.
That is, when the inside machine of outer machine sends data：Interior machine communication circuit module receives the communication data that outer machine is sent, and leads to
The UART1 (serial ports 1) for crossing control module passes to control module, and control module receives the data of UART1, is sent by UART2
To outer machine communication circuit module, the data transfer that control module UART2 is sent by outer machine communication circuit module gives interior machine, so as to reality
Now outer machine is relayed to the one-way data transfer of interior machine to communication；When in frequency conversion, machine sends data to machine outside frequency conversion：Outer machine communication
Circuit module receives the communication data that interior machine is sent, and passes to control module by the UART2 (serial ports 2) of control module, controls
Module receives the data of UART2, is sent to interior machine communication circuit module by UART1, and interior machine communication circuit module will control mould
The data transfer that block UART1 sends gives outer machine, so as to realize that interior machine is relayed to the one-way data transfer of outer machine to communication；
Alternatively, when control module includes multiple serial ports, control module is received by multiple serial ports and sends data.
Alternatively, before communicating between outer machine and interior machine, control module is carried out into Initialize installation, wherein, will control
Module carries out Initialize installation to be included：By multiple serial port settings for wait reception state, namely control module obtain it is electric after, enter stroke
Sequence Initialize installation；UART1 (serial ports 1), UART2 (serial ports 2) Initialize installation is carried out, UART1 (serial ports 1), UART2 are set
(serial ports 2) is in wait reception state, and enables serial ports reception interruption.
Alternatively, when communicating between outer machine and interior machine, it is interrupt service routine by the serial port setting for receiving data,
So that the data between outer machine and interior machine are by communicating relay transmission.
For example, as shown in figure 9, when outer machine sends data to interior machine, UART1 interrupt identifications put 1, interrupt into UART1
Service routine；Perform UART1 interrupt service routines, the data that UART1 is received are sent by UART2, so as to realize by
The data that outer machine sends pass to interior machine by communicating relaying.When interior machine sends data to outer machine, UART2 interrupt identifications put 1,
Into UART2 interrupt service routines；UART2 interrupt service routines are performed, the data that UART2 is received are sent out by UART1
Go, so as to realize that the data for sending interior machine pass to outer machine by communicating relaying；
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in certain embodiment
The part of detailed description, may refer to the associated description of other embodiment.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (11)
1. it is a kind of to communicate relay, it is characterised in that to include：
Interior machine communication module, is connected for the outer machine with convertible frequency air-conditioner, to interact with the outer machine；
Outer machine communication module, is connected for the interior machine with the convertible frequency air-conditioner, to interact with the interior machine；
Control module, is connected between the interior machine communication module and the outer machine communication module, leads to for controlling the interior machine
News module is interacted with the outer machine and is interacted with the interior machine with the outer machine communication module, so that the outer machine is interior with described
Machine is communicated.
2. device according to claim 1, it is characterised in that described device also includes：
Power module, for powering to the outer machine communication module and/or the control module to the outer machine communication module.
3. device according to claim 2, it is characterised in that when the outer machine and the interior machine are connected with connecting line,
The power module is connected to the zero line and live wire of the connecting line.
4. device according to claim 1, it is characterised in that the control module includes multiple serial ports, the serial ports is used
In being connected with the interior machine communication module and the outer machine communication module, and to the interior machine communication module and/or the outer machine
The data of communication module transmission are received or are sent.
5. a kind of communication system, it is characterised in that include：
Relay is communicated any one of Claims 1-4；
The outer machine of convertible frequency air-conditioner, is connected with the interior machine communication module of the communication relay；
The interior machine of the convertible frequency air-conditioner, is connected with the outer machine communication module of the communication relay.
6. system according to claim 5, it is characterised in that the communication relay is connected to the outer machine and described
Between interior machine, and it is connected identical live wire and zero line with the outer machine and the interior machine.
7. system according to claim 5, it is characterised in that the communication relay includes one or more.
8. a kind of means of communication, are applied to convertible frequency air-conditioner, and the convertible frequency air-conditioner includes interior machine and outer machine, it is characterised in that described
Interior machine carries out data interaction with the outer machine by communicating relay, and wherein, data interaction step includes：
During the outer machine sends data to the interior machine：
Interior machine communication module in the communication relay receives the data that the outer machine sends,
The control module that the interior machine communication module gives the data is activation for receiving in the communication relay,
The outer machine communication module that the control module gives the data is activation for receiving in the communication relay,
The data is activation for receiving is given the interior machine by the outer machine communication module；
And/or,
During the interior machine sends data to the outer machine：
The outer machine communication module receives the data that the interior machine sends,
The data is activation of reception is given the control module by the outer machine communication module,
The data is activation of reception is given the interior machine communication module by the control module,
The interior machine communication module is by the data is activation for receiving to the outer machine.
9. method according to claim 8, it is characterised in that when the control module includes multiple serial ports, the control
Module is received by multiple serial ports and sends data.
10. method according to claim 9, it is characterised in that before communicating between the outer machine and the interior machine, will
The control module carries out Initialize installation, and wherein, the control module is carried out Initialize installation includes：By multiple strings
Mouth is set to wait for reception state.
11. methods according to claim 10, it is characterised in that when communicating between the outer machine and the interior machine, will
Serial port setting for receiving data is interrupt service routine, so that the data between the outer machine and the interior machine are by described
Communication relay transmission.
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| CN201610818365.4A CN106524391A (en) | 2016-09-12 | 2016-09-12 | Communication relay device, communication system and communication method |
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| CN201610818365.4A CN106524391A (en) | 2016-09-12 | 2016-09-12 | Communication relay device, communication system and communication method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101348A (en) * | 2017-03-27 | 2017-08-29 | 青岛海尔空调电子有限公司 | The indoor unit and outdoor unit means of communication, device and the air-conditioner set of air conditioning multi-couple unit |
| CN113587380A (en) * | 2021-07-05 | 2021-11-02 | 海信（山东）空调有限公司 | Air conditioner, transfer device and method for controlling communication between indoor unit and outdoor unit of air conditioner |
| CN114963477A (en) * | 2022-06-07 | 2022-08-30 | 海信空调有限公司 | Outdoor unit, communication control method thereof and air conditioner |
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