CN105118254A - Communication method used for remote controller to control household electrical appliance, and household electrical appliance system - Google Patents
Communication method used for remote controller to control household electrical appliance, and household electrical appliance system Download PDFInfo
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- CN105118254A CN105118254A CN201510416246.1A CN201510416246A CN105118254A CN 105118254 A CN105118254 A CN 105118254A CN 201510416246 A CN201510416246 A CN 201510416246A CN 105118254 A CN105118254 A CN 105118254A
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Abstract
The invention discloses a communication method used for a remote controller to control a household electrical appliance. The remote controller comprises a first RF module and a first frequency synthesizer, the household electrical appliance comprises a second RF module and a second frequency synthesizer, and the RF module is communicated with the second RF module. The communication method comprises the following steps: the remote controller sends an operation instruction according to a communication protocol data packet format after the remote controller receives the operation instruction; the remoter controller acquires a random RF point after a timing time is reached; the remote controller sends a query command to the household electrical appliance according to the communication protocol data packet format and modifies the first frequency synthesizer according to the random RF point; and the household electrical appliance modifies the second frequency synthesizer according to the random RF point after the household electrical appliance receives the query command, and feeds response data back to the remote controller. The communication method can solve the interference problem of open frequency ranges without complex time synchronization, and is simple. The invention also discloses a household electrical appliance system.
Description
Technical field
The invention belongs to electrical equipment manufacturing technology field, particularly relate to a kind of communication means and the home appliance system that control household electrical appliance for telepilot.
Background technology
Usually, the RF communication work of household electrical appliance is at open frequency range, typical such as 433MHz, and open frequency range is institute's employment can use, so increasing along with RF (RadioFreqency radio frequency) domestic electric appliance, be easily interfered when the telepilot of household electrical appliance communicates with household electrical appliance, such as, long-term work affects by various factors at the equipment of regulation RF frequency, can produce frequency drift, thus causes long communication disruption.
In order to solve the problem of interference, usual employing frequency hopping, although hop algorithm can solve the problem of frequency interferences well, but the hop algorithm of routine requires strict to the time synchronized between communication facilities, conventional hop algorithm needs cost long time to debug usually, to complete the time synchronized between communication facilities, especially when communication facilities is based on different hardware platforms, often very little time deviation will cause communication failure.
Summary of the invention
The present invention is intended to solve one of technical matters in correlation technique at least to a certain extent.For this reason, the present invention needs to propose a kind of communication means controlling household electrical appliance for telepilot, and this communication means can solve the interference problem of open frequency range, again without the need to carrying out complicated time synchronized, more simply.
The present invention also proposes a kind of home appliance system.
For solving the problem, one aspect of the present invention embodiment proposes a kind of communication means for remote control device household electrical appliance, wherein, described telepilot comprises a RF module and first frequency compositor, described household electrical appliance comprise the 2nd RF module and second frequency compositor, a described RF module communicates with described 2nd RF module, and described communication means comprises the following steps: after described remote control to operational order, sends described operational order according to communication protocol data packet format; After reaching timing, described telepilot obtains random RF frequency; Described telepilot sends querying command to described household electrical appliance according to described communication protocol data packet format, and according to described random RF frequency amendment first frequency compositor, wherein, described querying command comprises described random RF frequency; And described household electrical appliance are after receiving described querying command, according to described random RF frequency amendment second frequency compositor, and feed back reply data to described telepilot.
According to the communication means for remote control device household electrical appliance of the present invention, telepilot is after transmission timing querying command, obtain random RF frequency, and comprise this random RF frequency querying command to household electrical appliance according to the transmission of communication protocol data packet format, and according to random RF frequency amendment first frequency compositor, and then household electrical appliance are after receiving querying command, according to random RF frequency amendment second frequency compositor, and feed back reply data to telepilot, thus realize frequency hopping RF communication, interference can be reduced compared with communicating with employing open frequency range, improve anti-interference, in addition, first frequency compositor and second frequency compositor is revised respectively according to random RF frequency, compared with conventional hop algorithm, without the need to carrying out complicated time synchronized, simpler.
Further, described telepilot obtains random RF frequency and specifically comprises: described telepilot generates equally distributed random number code; And described telepilot with described random number code for the described random RF frequency that described random number code is corresponding determined in index.
In some embodiments of the invention, above-mentioned communication means also comprises: after a described RF module initialization, frequency list set up by described telepilot, and wherein, described frequency list comprises PF frequency corresponding to numerals sum.
Said method also comprises: after described 2nd RF module initialization, and the frequency list identical with described telepilot set up by described household electrical appliance.
Wherein, described communication protocol data packet format comprises: first code+data length+household electrical appliance type+household electrical appliance ID+RF frequency+type of message+message content+check code.
For solving the problem, the present invention proposes a kind of home appliance system on the other hand, this system comprises: telepilot, described telepilot comprises a RF module, first frequency compositor and the first control module, described first control module is when operational order being detected, control a described RF module according to communication protocol data packet format and send described operational order, and after reaching timing, obtain random RF frequency, and send querying command according to described communication protocol data packet format, and revise described first frequency compositor according to described random RF frequency, wherein, described querying command comprises described random RF frequency, and household electrical appliance, described household electrical appliance comprise the 2nd RF module, second frequency compositor and the second control module, after described 2nd RF module receives described querying command, described second control module according to described random RF frequency amendment second frequency compositor, and controls described 2nd RF module feedback reply data to described telepilot.
According to the home appliance system of the embodiment of the present invention, telepilot is after transmission timing querying command, obtain random RF frequency, and comprise this random RF frequency querying command to household electrical appliance according to the transmission of communication protocol data packet format, and according to random RF frequency amendment first frequency compositor, and then household electrical appliance are after receiving querying command, according to random RF frequency amendment second frequency compositor, and feed back reply data to telepilot, thus realize frequency hopping RF communication, interference can be reduced compared with communicating with employing open frequency range, during the communication of this home appliance system, anti-interference improves, in addition, telepilot and household electrical appliance revise first frequency compositor and second frequency compositor respectively according to random RF frequency, compared with conventional hop algorithm, without the need to carrying out complicated time synchronized, simpler.
Further, described telepilot also comprises: digital generation module, and described first control module controls described digital generation module and generates equally distributed random number code, and with described random number code for the described random RF frequency that described random number code is corresponding determined in index.
In some embodiments of the invention, described first control module also for setting up frequency list after a described RF module initialization, and wherein, described frequency list comprises RF frequency corresponding to numerals sum.
In some embodiments of the invention, described second control module also for setting up the frequency list identical with described telepilot after described 2nd RF module initialization.
Wherein, described communication protocol data packet format comprises: first code+data length+household electrical appliance type+household electrical appliance ID+RF frequency+type of message+message content+check code.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the communication means for remote control device household electrical appliance according to an embodiment of the invention;
Fig. 2 is the process flow diagram of the RF communication process of a kind of telepilot end in correlation technique;
Fig. 3 is the process flow diagram of the RF communication process of household electrical appliance end in correlation technique;
Fig. 4 is the process flow diagram of the communication process of telepilot end according to a specific embodiment of the present invention;
Fig. 5 is the process flow diagram of the communication process of household electrical appliance end according to another specific embodiment of the present invention;
Fig. 6 is the block diagram of home appliance system according to an embodiment of the invention; And
Fig. 7 is the block diagram of home appliance system according to another embodiment of the invention.
Reference numeral:
Home appliance system 100,
Telepilot 10 and household electrical appliance 20,
One RF module 11, first frequency compositor 12 and the first control module 13, digital generation module the 14, two RF module 21, second frequency compositor 22 and the second control module 23.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
The communication means for remote control device household electrical appliance and home appliance system that propose according to the embodiment of the present invention are described with reference to the accompanying drawings.
First the communication means for remote control device household electrical appliance of the embodiment of the present invention is described.Wherein, telepilot comprises a RF module and first frequency compositor, and household electrical appliance comprise the 2nd RF module and second frequency compositor, and a RF module communicates with the 2nd RF module.
In order to improve the anti-interference of household appliance remote control communication, avoid the time synchronization process of conventional hop algorithm complexity, the communication means of the embodiment of the present invention adopts a kind of hop algorithm of simplification to control the RF communication frequency between household electrical appliance and telepilot simultaneously.
Fig. 1 is the process flow diagram of the communication means for remote control device household electrical appliance according to an embodiment of the invention, and as shown in Figure 1, this communication means comprises the following steps:
S1, after remote control to operational order, according to communication protocol data packet format transmit operation instruction.
Particularly, in related art scheme, household electrical appliance and telepilot are operated in identical and fixing RF frequency, and the packet of both sides' transmitting-receiving adopts the form that agreement is good, and such as typical form comprises: first code+data length+household electrical appliances type+household electrical appliances ID+ type of message+check code.In an embodiment of the present invention, change above-mentioned typical protocol data packet format, add RF frequency point information wherein, in one embodiment of the invention, communication protocol data packet format comprises: first code+data length+household electrical appliance type+household electrical appliance ID+RF frequency+type of message+message content+check code.After remote control to operational order, can according to above-mentioned communication protocol data packet format transmit operation instruction, wherein, RF frequency can adopt last value or the value of acquiescence.
S2, telepilot, after reaching timing, obtains random RF frequency.
It should be noted that, in embodiments of the present invention, after the RF module initialization of telepilot end and household electrical appliance end, need to set up identical frequency list at household electrical appliance end and telepilot end respectively, that is, after a RF module initialization, frequency list set up by telepilot, wherein, frequency list comprises PF frequency corresponding to numerals sum; And at household electrical appliance end, after the 2nd RF module initialization, the frequency list identical with telepilot set up by household electrical appliance.
Particularly, after transmission timing querying command, telepilot generates equally distributed random number code, and then telepilot is that index determines by frequency list the random RF frequency that this number is corresponding with random number code.
S3, telepilot sends querying command to household electrical appliance according to communication protocol data packet format, and according to random RF frequency amendment first frequency compositor.
Wherein, querying command comprises random RF frequency, the numerical value of the RF frequency in the communication protocol data bag of i.e. querying command is the random RF value of frequency point obtained, and the RF frequency pointed to according to random number code immediately after timing querying command sends revises first frequency compositor with synchronous with household electrical appliance end, realizes RF frequency hopping.
S4, after household electrical appliance receive querying command, according to random RF frequency amendment second frequency compositor, and feeds back reply data to telepilot.
Household electrical appliance first according to the RF frequency point information amendment second frequency compositor in packet, then send reply data after receiving querying command.Although the RF frequency saltus step life period of telepilot and household electrical appliance is poor, do not communicate in difference at this moment generation, so this communication means can ensure that the moment telepilot occurred in all communication is consistent with the RF frequency of household electrical appliance.
Can find out, the communication means for remote control device household electrical appliance of the embodiment of the present invention, telepilot is after transmission timing querying command, obtain random RF frequency, and comprise this random RF frequency querying command to household electrical appliance according to the transmission of communication protocol data packet format, and according to random RF frequency amendment first frequency compositor, and then household electrical appliance are after receiving querying command, according to random RF frequency amendment second frequency compositor, and feed back reply data to telepilot, thus realize frequency hopping RF communication, interference can be reduced compared with communicating with employing open frequency range, improve anti-interference, in addition, first frequency compositor and second frequency compositor is revised respectively according to random RF frequency, compared with conventional hop algorithm, without the need to carrying out complicated time synchronized, simpler.
Be described with the communication means of specific embodiment to the embodiment of the present invention below and compare with adopting the communication process of conventional hop algorithm.
Fig. 2 is the process flow diagram of the RF communication process of the telepilot end adopting conventional hop algorithm, as shown in Figure 2, comprises the steps:
S10, telepilot powers on.
S11, initialization the one RF module.
S12, inquiring user operates.
S13, has judged whether user operation.If had, then enter step S14, otherwise enter step S15.
S14, according to protocol format transmit operation instruction.
S15, inquiry timing index.
S16, judges whether to reach timing, if so, then enters step S17, otherwise enters step S18.
S17, sends querying command according to protocol format.
S18, inquire-receive data also process.
Fig. 3 is the process flow diagram of the RF communication process of the household electrical appliance end adopting conventional hop algorithm, as shown in Figure 2, comprises the steps:
S19, household electrical appliance power on.
S20, initialization the 2nd RF module.
S21, inquire-receive data.
S22, judges whether to receive data, if so, then enters step S23, otherwise returns step S21.
S23, judges that whether data layout is correct, if correctly, then enters step S24, otherwise return step S21.
S24, sends reply data bag according to protocol format.
Fig. 4 is the process flow diagram of the communication process of telepilot end according to a specific embodiment of the present invention, as shown in Figure 4, comprising:
S100, telepilot powers on.
S101, initialization the one RF module, sets up frequency list (such as N number of frequency)
S102, inquiring user operates.
S103, judges whether user operation.If had, then enter step S104, otherwise enter step S105.
S104, according to protocol format transmit operation instruction.
S105, inquiry timing index.
S106, judges whether to reach timing, if so, then enters step S107, otherwise enters step S111.
S107, generates equally distributed random number code, such as random integers 0-N-1.
S108, is that RF frequency determined in index with random number code, does not now revise first frequency compositor.
S109, send querying command according to communication protocol data packet format, the communication protocol data bag of this querying command comprises the random RF frequency of above-mentioned acquisition.
S110, according to random RF frequency amendment first frequency compositor.
S111, inquire-receive data.
S112, judges whether to receive data, if so, then returns step S102, otherwise enters step S113.
S113, judges whether time-out, if time-out, enters step S114, otherwise returns step S102.
S114, is revised as last RF value frequently by first frequency compositor.
Fig. 5 is the process flow diagram of the communication process of household electrical appliance end according to a specific embodiment of the present invention, as shown in Figure 5, comprising:
S115, household electrical appliance power on.
S116, initialization the 2nd RF module, sets up frequency list, such as N number of frequency.
S117, inquire-receive data.
S118, judges whether to receive data, if so, then enters step S119, otherwise returns step S117.
S119, judges that whether data layout is correct, if so, then enters step S120, otherwise return step S117.
S120, according to the RF frequency amendment second frequency compositor received.
S121, sends reply data bag according to communication protocol data packet format.
In sum, the communication means of the embodiment of the present invention, first sets up identical frequency list at household electrical appliance end and telepilot end, secondly needs to set up random frequency hopping algorithm at telepilot end, the frequency of timing saltus step RF communication, and by the frequency notice household electrical appliance end after saltus step.Compared with the communication means of routine, the timing of RF communication frequency changes, and can improve the anti-interference of communication, and adopts the hop algorithm simplified, and requires not strict, more simply to time synchronized.
Based on the above-mentioned explanation to communication means of the present invention, the present invention on the other hand embodiment proposes a kind of home appliance system.
Fig. 6 is the block diagram of home appliance system according to an embodiment of the invention, and as shown in Figure 6, this home appliance system 100 comprises telepilot 10 and household electrical appliance 20.
Wherein, telepilot 10 comprises a RF module 11, first frequency compositor 12 and the first control module 13, and household electrical appliance 20 comprise the 2nd RF module 21, second frequency compositor 22 and the second control module 23.
First control module 13, when operational order being detected, controls a RF module 11 transmit operation instruction according to communication protocol data packet format.In one embodiment of the invention, communication protocol data packet format comprises: first code+data length+household electrical appliance type+household electrical appliance ID+RF frequency+type of message+message content+check code.After telepilot 10 receives operational order, can according to above-mentioned communication protocol data packet format transmit operation instruction, wherein, RF frequency can adopt last value or the value of acquiescence.
First control module 13, after reaching timing, obtains random RF frequency.It should be noted that, in embodiments of the present invention, after the RF module initialization of telepilot end and household electrical appliance end, need to set up identical frequency list at household electrical appliance end and telepilot end respectively, that is, first control module 13 sets up frequency list after RF module 11 initialization, and wherein, frequency list comprises RF frequency corresponding to numerals sum.Second control module 23 sets up the frequency list identical with telepilot 10 after the 2nd RF module 21 initialization.
Further, as shown in Figure 7, telepilot 10 also comprises digital generation module 14, after transmission timing querying command, first control module 13 controls digital generation module 14 and generates equally distributed random number code, and is the random RF frequency that index determination random number code is corresponding with random number code.
First control module 13 sends querying command according to communication protocol data packet format, and according to random RF frequency amendment first frequency compositor 12, wherein, querying command comprises random RF frequency, the numerical value of the RF frequency in the communication protocol data bag of i.e. querying command is the random RF value of frequency point obtained, the RF frequency that first control module 13 is pointed to according to random number code immediately after timing querying command sends revises first frequency compositor 12 with synchronous with household electrical appliance end, realizes RF frequency hopping.。
After 2nd RF module 21 receives querying command, the second control module 23 according to random RF frequency amendment second frequency compositor, and controls the 2nd RF module 21 and feeds back reply data to telepilot 10.
Household electrical appliance 20 first according to the RF frequency point information amendment second frequency compositor 22 in packet, then send reply data after receiving querying command.Although the RF frequency saltus step life period of telepilot 10 and household electrical appliance 20 is poor, do not communicate in difference at this moment generation, so can ensure that the moment telepilot 10 occurred in all communication is consistent with the RF frequency of household electrical appliance 20.
The home appliance system 100 of the embodiment of the present invention, telepilot 10 is after transmission timing querying command, obtain random RF frequency, and comprise this random RF frequency querying command to household electrical appliance 20 according to the transmission of communication protocol data packet format, and according to random RF frequency amendment first frequency compositor, and then household electrical appliance 20 are after receiving querying command, according to random RF frequency amendment second frequency compositor 22, and feed back reply data to telepilot 10, thus realize frequency hopping RF communication, interference can be reduced compared with communicating with employing open frequency range, when this home appliance system 100 communicates, anti-interference improves, in addition, telepilot 10 and household electrical appliance 20 revise first frequency compositor 12 and second frequency compositor 22 respectively according to random RF frequency, compared with conventional hop algorithm, without the need to carrying out complicated time synchronized, simpler.
In the description of this instructions, describe and can be understood in process flow diagram or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of processor or other can from instruction execution system, device or equipment instruction fetch and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this instructions, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wiring, portable computer diskette box (magnetic device), random access memory (RAM), ROM (read-only memory) (ROM), erasablely edit ROM (read-only memory) (EPROM or flash memory), fiber device, and portable optic disk ROM (read-only memory) (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanning to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer memory.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this instructions, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this instructions or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. the communication means for remote control device household electrical appliance, it is characterized in that, described telepilot comprises a RF module and first frequency compositor, described household electrical appliance comprise the 2nd RF module and second frequency compositor, a described RF module communicates with described 2nd RF module, and described communication means comprises the following steps:
After described remote control to operational order, send described operational order according to communication protocol data packet format;
After reaching timing, described telepilot obtains random RF frequency;
Described telepilot sends querying command to described household electrical appliance according to described communication protocol data packet format, and according to described random RF frequency amendment first frequency compositor, wherein, described querying command comprises described random RF frequency; And
Described household electrical appliance, after receiving described querying command, according to described random RF frequency amendment second frequency compositor, and feed back reply data to described telepilot.
2., as claimed in claim 1 for the communication means of remote control device household electrical appliance, it is characterized in that, described telepilot obtains random RF frequency and specifically comprises:
Described telepilot generates equally distributed random number code; And
Described telepilot with described random number code for the described random RF frequency that described random number code is corresponding determined in index.
3., as claimed in claim 1 for the communication means of remote control device household electrical appliance, it is characterized in that, also comprise:
After a described RF module initialization, frequency list set up by described telepilot, and wherein, described frequency list comprises PF frequency corresponding to numerals sum.
4., as claimed in claim 3 for the communication means of remote control device household electrical appliance, it is characterized in that, also comprise:
After described 2nd RF module initialization, the frequency list identical with described telepilot set up by described household electrical appliance.
5. as claimed in claim 1 for the communication means of remote control device household electrical appliance, it is characterized in that, described communication protocol data packet format comprises: first code+data length+household electrical appliance type+household electrical appliance ID+RF frequency+type of message+message content+check code.
6. a home appliance system, is characterized in that, comprising:
Telepilot, described telepilot comprises a RF module, first frequency compositor and the first control module, described first control module is when operational order being detected, control a described RF module according to communication protocol data packet format and send described operational order, and after reaching timing, obtain random RF frequency, and send querying command according to described communication protocol data packet format, and revise described first frequency compositor according to described random RF frequency, wherein, described querying command comprises described random RF frequency; With
Household electrical appliance, described household electrical appliance comprise the 2nd RF module, second frequency compositor and the second control module, after described 2nd RF module receives described querying command, described second control module according to described random RF frequency amendment second frequency compositor, and controls described 2nd RF module feedback reply data to described telepilot.
7. home appliance system as claimed in claim 6, it is characterized in that, described telepilot also comprises:
Digital generation module, described first control module controls described digital generation module and generates equally distributed random number code, and with described random number code for the described random RF frequency that described random number code is corresponding determined in index.
8. home appliance system as claimed in claim 6, it is characterized in that, described first control module also for setting up frequency list after a described RF module initialization, and wherein, described frequency list comprises RF frequency corresponding to numerals sum.
9. home appliance system as claimed in claim 8, is characterized in that, described second control module also for setting up the frequency list identical with described telepilot after described 2nd RF module initialization.
10. home appliance system as claimed in claim 6, it is characterized in that, described communication protocol data packet format comprises: first code+data length+household electrical appliance type+household electrical appliance ID+RF frequency+type of message+message content+check code.
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| CN114827302A (en) * | 2022-04-06 | 2022-07-29 | 广东万颗子智控科技有限公司 | Communication protocol adaptation method, device, equipment and storage medium |
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