CN105376106A

CN105376106A - Apparatus and method for determining communication performance of air-conditioner computer board

Info

Publication number: CN105376106A
Application number: CN201410436682.0A
Authority: CN
Inventors: 程绍江
Original assignee: Qingdao Haier Air Conditioning Electric Co Ltd
Current assignee: Qingdao Haier Air Conditioning Electric Co Ltd
Priority date: 2014-08-29
Filing date: 2014-08-29
Publication date: 2016-03-02
Anticipated expiration: 2034-08-29
Also published as: CN105376106B

Abstract

The invention provides an apparatus for determining the communication performance of an air-conditioner computer board. The apparatus comprises a communication loop test module and a micro-control unit MCU module, the communication loop test module is used for receiving first communication data transmitted by the air-conditioner computer board after the formation of a communication test loop with the air-conditioner computer board and sending the first communication data to the micro-control unit MCU module, and the micro-control unit MCU module is used for determining the communication performance of the air-conditioner computer board according to the received first communication data. The invention also provides a method for determining the communication performance of the air-conditioner computer board by employing the apparatus for determining the communication performance of the air-conditioner computer board. According to the apparatus and the method for determining the communication performance of the air-conditioner computer board, the problem of difficult troubleshooting of communication problems of air-conditioning units can be solved, and adverse loss of air-conditioner manufacturers can be reduced.

Description

Judge the device and method of air-conditioning computer plate communication performance

Technical field

The present invention relates to home appliance technical field, especially relate to a kind of device and method judging air-conditioning computer plate communication performance.

Background technology

Along with the development of air-conditioning technical, air-conditioning itself is more and more intelligent, says from design angle, and the intellectuality of air-conditioning relies on air-conditioning computer plate to be together in series realization by communication by various equipment; But communication transfer is real-time, level state is real-time change, and therefore when air-conditioner set generation communication class fault, personnel are difficult to the basic reason that judges to produce fault and simply determine air-conditioning computer plate itself and whether there is hardware problem after sale.

Air-conditioning mainly contains the communication of air-conditioner outdoor unit and indoor apparatus of air conditioner communication, communication between air-conditioner outdoor unit and air-conditioner outdoor unit, air-conditioning master control borad and inverter communication, air-conditioning master control borad and line control machine communication, air-conditioning master control borad and wireless module at present.When air-conditioner set normally works, multiple communication is there is between each device controller, the parameters such as these communication modes, communications protocol, communication baud rate are also different, even and if same communication modes, as internal-external machine communication, due to the upgrading of communications protocol, Content of communciation is also not quite similar, professional height, non-general personnel after sale can understand grasp.The feature of communication signal is that communication speed is fast, and whether level change is fast, be difficult to evaluate computer board itself intuitively have problems by common equipments such as universal instruments; If require that the high-end devices such as personnel's oscilloscope carries out depth test to computer board inside after sale, technical requirement is high, actual perform in unrealistic.

When air-conditioner set quotes corresponding communication failure, personnel often feel simply helpless after sale, really cannot be tested out the correctness of communication data by instruments such as universal instruments, unique effective scheme: change computer board, exclusive method is tested.The shortcoming of this method: time-consuming, effort, inefficiency, and easily in the process changed, cause normal computer board to damage.

Summary of the invention

An object of the present invention is to provide a kind of device judging air-conditioning computer plate communication performance, really cannot test out the problem of the correctness of communication data with the device solving prior art.

In some illustrative embodiment, the device of described judgement air-conditioning computer plate communication performance comprises: order circuit test module and micro-control unit MCU module; Described order circuit test module, after forming communication test loop with described air-conditioning computer plate, and sends to described micro-control unit MCU module by described first communication data after receiving the first communication data of air-conditioning computer plate transmission; Described micro-control unit MCU module, for judging the communication performance of described air-conditioning computer plate according to described first communication data received.

Another object of the present invention is to provide a kind of method judging air-conditioning computer plate communication performance, really cannot test out the problem of the correctness of communication data with the method solving prior art.

In some illustrative embodiment, the method for described judgement air-conditioning computer plate communication performance, adopts the device of above-mentioned judgement air-conditioning computer plate communication performance, comprising: order circuit test module and air-conditioning computer plate are formed communication test loop; After described order circuit test module receives the first communication data of described air-conditioning computer plate transmission, described first communication data is sent to described micro-control unit MCU module; Micro-control unit MCU module judges the communication performance of described air-conditioning computer plate according to described first communication data received.

Compared with prior art, illustrative embodiment of the present invention comprises following advantage:

The device and method of the judgement air-conditioning computer plate communication performance of illustrative embodiment of the present invention can solve the difficult problem of air-conditioner set Communication investigation, reduces the bad loss of air-conditioning producer simultaneously.

Accompanying drawing explanation

Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:

Fig. 1 is the structural representation of the device of the judgement air-conditioning computer plate communication performance of illustrative embodiment of the present invention;

Fig. 2 is the flow chart of the method for the judgement air-conditioning computer plate communication performance of illustrative embodiment of the present invention;

Fig. 3 is the schematic diagram of the type of air-conditioning computer plate in the order circuit of air-conditioning that the order circuit of illustrative embodiment of the present invention selects model choice to connect;

Fig. 4 is the flow chart of the type of air-conditioning computer plate in the order circuit of air-conditioning that the order circuit test module judgement of illustrative embodiment of the present invention connects;

Fig. 5 is the flow chart judging the communication performance of the main air-conditioning computer plate sent out according to the first communication data of illustrative embodiment of the present invention;

Fig. 6 is the flow chart judging the communication performance of the air-conditioning computer plate that non-master is sent out according to the first communication data of illustrative embodiment of the present invention;

Fig. 7 is the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 1;

Fig. 8 is the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 2;

Fig. 9 is the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 3;

Figure 10 is the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 4;

Figure 11 is the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 5;

Figure 12 is the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 5.

Embodiment

In the following detailed description, a large amount of specific detail is proposed, so that provide thorough understanding of the present invention.But, person of skill in the art will appreciate that, also can implement the present invention even without these specific detail.In other cases, do not describe well-known method, process, assembly and circuit in detail, in order to avoid affect the understanding of the present invention.

As shown in Figure 1, be the structural representation of the device of the judgement air-conditioning computer plate communication performance of illustrative embodiment of the present invention.The device of judgement air-conditioning computer plate communication performance in certain embodiments comprises: order circuit test module 101 and micro-control unit MCU module 102.Order circuit test module 101, after forming communication test loop with air-conditioning computer plate, sends to micro-control unit MCU module 102 by this first communication data after receiving the first communication data of air-conditioning computer plate transmission.Micro-control unit MCU module 102, for judging the communication performance of air-conditioning computer plate according to the first communication data received.

In some illustrative embodiment, order circuit test module is set and control unit MCU module judges the first communication data thus can know that whether the communication performance of air-conditioning computer plate is normal exactly.

In some illustrative embodiment, order circuit test module 101 is also for judging the type of air-conditioning computer plate in the order circuit of air-conditioning connected.

In some illustrative embodiment, this device also comprises communication test and selects module 103.Communication test selects module 103 to select the order circuit of air-conditioning to be tested for user input data.

In air-conditioner outdoor unit and indoor set order circuit, off-premises station computer board is the main air-conditioning computer plate sent out, and indoor set computer board is the air-conditioning computer plate that non-master is sent out; In air-conditioner outdoor unit and off-premises station order circuit, outdoor host computer computer board is the main air-conditioning computer plate sent out, and air-conditioning handset computer board is the air-conditioning computer plate that non-master is sent out; In indoor apparatus of air conditioner and line control machine order circuit, line control machine computer board is the main air-conditioning computer plate sent out, and indoor set computer board is the air-conditioning computer plate that non-master is sent out; In air-conditioner outdoor unit and inverter communication loop, air-conditioner outdoor unit computer plate is the main air-conditioning computer plate sent out, and frequency converter computer board is the air-conditioning computer plate that non-master is sent out; In air-conditioner outdoor unit and wireless device order circuit, air-conditioner outdoor unit is the main air-conditioning computer plate sent out, and wireless device computer board is the air-conditioning computer plate that non-master is sent out; In indoor apparatus of air conditioner and wireless device order circuit, indoor apparatus of air conditioner is the main air-conditioning computer plate sent out, and wireless device computer board is the air-conditioning computer plate that non-master is sent out.

In some illustrative embodiment, order circuit test module 102 comprises: for air-conditioner outdoor unit and the indoor set communication test module 1011 of testing air conditioner off-premises station and indoor set order circuit, for air-conditioner outdoor unit and the off-premises station communication test module 1012 of testing air conditioner off-premises station and off-premises station order circuit, for indoor apparatus of air conditioner and the line control machine communication test module 1013 of testing air conditioner indoor set and line control machine order circuit, for air-conditioner outdoor unit and the inverter communication test module 1014 in testing air conditioner off-premises station and inverter communication loop, for air-conditioner outdoor unit and the wireless device communication test module 1015 of testing air conditioner off-premises station and wireless device order circuit, and for the indoor apparatus of air conditioner of testing air conditioner indoor set and wireless device order circuit and wireless device communication test module 1016.

In some illustrative embodiment, by arranging above-mentioned six modules, the air-conditioning computer plate order circuit that user can be facilitated to select to test and air-conditioning computer plate.

Module is selected to make this device can select the communication performance of different order circuit in testing air conditioner by communication test, so that the computer board in different order circuit test modules and corresponding order circuit forms communication test loop.

In some illustrative embodiment, order circuit test module 101 is also for judging that the process of the type of air-conditioning computer plate in the order circuit of air-conditioning connected is:

Order circuit test module 101 for receiving the second communication data of air-conditioning computer plate in the second Preset Time;

If order circuit test module 101 receives the second communication data, then micro-control unit MCU module 102 is also for judging that air-conditioning computer plate is the main air-conditioning computer plate sent out;

If order circuit test module 101 does not receive the second communication data, then micro-control unit MCU module 102 is also for judging that air-conditioning computer plate is the air-conditioning computer plate that non-master is sent out.

In some illustrative embodiment, this second communication data can be any communication data, can be the communication data that after order circuit test module 101 sends to air-conditioning computer plate, air-conditioning computer plate returns, and also can be the communication data that air-conditioning computer plate sends.Second Preset Time can be relevant with the model of air-conditioning, generally the second Preset Time is set to 5 seconds.

In some illustrative embodiment, communication test selects module 103 also for selecting the air-conditioning computer plate in the order circuit of air-conditioning to be the air-conditioning computer plate that the main air-conditioning computer plate sent out or non-master are sent out.

In some illustrative embodiment, air-conditioning computer plate to be tested is the air-conditioning computer plate that master sends out or non-master is sent out to select module 103 to confirm respectively by order circuit test module 101 and communication test.

In some illustrative embodiment, if air-conditioning computer plate is the main electricity brain plate in the order circuit of air-conditioning, then the air-conditioning computer plate that order circuit test module 101 is sent out as non-master forms communication test loop with the main air-conditioning computer plate sent out; Micro-control unit MCU module 102 is for judging that according to the first communication data received the process of the communication performance of air-conditioning computer plate comprises: micro-control unit MCU module 102 is for judging the communication performance of the main air-conditioning computer plate sent out according to the first communication data transmitted from the main air-conditioning computer plate sent out.

In some illustrative embodiment, the communication performance of the main air-conditioning computer plate sent out in order circuit can be tested by arranging order circuit test module and micro-control unit MCU module.

In some illustrative embodiment, micro-control unit MCU module 102 comprises for the process of the communication performance judging the main air-conditioning computer plate sent out according to the first communication data returned from the main air-conditioning computer plate sent out: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is as the first preset value, then indicate order circuit test module 102 according to the first preset value and the main air-conditioning computer plate communication sent out, micro-control unit MCU module 102 is for recording the first communication data in the first Preset Time, if and judge that the error rate of the first communication data is lower than the default error rate, then judge that the communication performance of the main air-conditioning computer plate sent out is normal, if judge that the error rate of the first communication data is not less than the default error rate, then judge that the communication performance of the main air-conditioning computer plate sent out is abnormal.

In some illustrative embodiment, the first preset value, the first Preset Time can be relevant with the model of air-conditioning with the default error rate.Generally, the first preset value is 2400bps, and the first Preset Time is 1min, and the default error rate is 10%.

In some illustrative embodiment, first communication data of the air-conditioning computer plate transmission that this master sends out can be the communication data that after order circuit test module 101 sends to the main air-conditioning computer plate sent out, the main air-conditioning computer plate sent out returns, and also can be the communication data that the main air-conditioning computer plate sent out sends.

In some illustrative embodiment, micro-control unit MCU module 102 also comprises for the process of the communication performance judging the main air-conditioning computer plate sent out according to the first communication data from the main air-conditioning computer plate transmission sent out:

If micro-control unit MCU module 102 judges that the baud rate of the first communication data is not the first preset value, then indicate order circuit test module 101 according to the second preset value and the main air-conditioning computer plate communication sent out, micro-control unit MCU module 102 is for recording the first communication data in the second Preset Time, if and judge that the error rate of the first communication data is lower than the default error rate, then judge that the communication performance of the main air-conditioning computer plate sent out is normal; If judge that the error rate of the first communication data is not less than the default error rate, then judge that the communication performance of the main air-conditioning computer plate sent out is abnormal.

In some illustrative embodiment, the second preset value, the second Preset Time can be relevant with the model of air-conditioning.Generally, the second preset value is 9600bps, and the second Preset Time is 1min.

In some illustrative embodiment, if air-conditioning computer plate is the non-master electricity brain plate in the order circuit of air-conditioning, then the air-conditioning computer plate that order circuit test module 101 is sent out as the main air-conditioning computer plate sent out and non-master forms described communication test loop; Micro-control unit MCU module 102 is for judging that according to the first communication data received the process of the communication performance of air-conditioning computer plate comprises: micro-control unit MCU module 102 is for judging the communication performance of the air-conditioning computer plate that non-master is sent out according to the first communication data of the air-conditioning computer plate transmission sent out from non-master.

In some illustrative embodiment, micro-control unit MCU module 102 comprises for the process of the communication performance judging the air-conditioning computer plate that non-master is sent out according to the first communication data of the air-conditioning computer plate transmission sent out from non-master:

The air-conditioning computer plate that order circuit test module 101 is sent out as the master in communication test loop sends the first communication data, and receives the first communication data that air-conditioning computer plate that non-master sends out returns; If micro-control unit MCU module 102 judges that the first communication data meets default communications protocol, then record the first communication data in the 3rd Preset Time; If judge that the error rate of the first communication data is lower than the default error rate, then judge that the communication performance of the air-conditioning computer plate that non-master is sent out is normal; If judge that the error rate of the first communication data is not less than the default error rate, then judge that the communication performance of the air-conditioning computer plate that non-master is sent out is abnormal.

In some illustrative embodiment, the first communication data of the air-conditioning computer plate transmission that this non-master is sent out can be the communication data that after order circuit test module 101 sends to the main air-conditioning computer plate sent out, the main air-conditioning computer plate sent out returns.

In some illustrative embodiment, if micro-control unit MCU module 102 judges that the first communication data does not meet default communications protocol, then judge that the communication performance of the air-conditioning computer plate that non-master is sent out is abnormal.

In some illustrative embodiment, form communication test loop by order circuit test module 101 and air-conditioning computer plate to be tested, and micro-control unit MCU module 102 obtains the communication performance of air-conditioning computer plate to the judgement of the first communication data.

In some illustrative embodiment, the device of this judgement air-conditioning computer plate communication performance also comprises: power module 104 and test result display module 105.Power module 104 is for providing power supply; And test result display module 105 is for showing the communication performance of air-conditioning computer plate to user.

In some illustrative embodiment, power module provides electric energy for this device, ensures the operation of this device.Test result display module facilitates user to obtain the communication performance of air-conditioning computer plate.

As shown in Figure 2, be the flow chart of the method for the judgement air-conditioning computer plate communication performance of illustrative embodiment of the present invention.

In some illustrative embodiment, the method for this judgement air-conditioning computer plate communication performance adopts the device of above-mentioned judgement air-conditioning computer plate communication performance.The method comprises the steps:

Step S204: order circuit test module 101 and air-conditioning computer plate are formed communication test loop;

Step S206: after receiving the first communication data of air-conditioning computer plate transmission, the first communication data is sent to micro-control unit MCU module 102;

Step S207: micro-control unit MCU module 102 judges the communication performance of air-conditioning computer plate according to the first communication data received.

In some illustrative embodiment, by above-mentioned steps the first communication data judged thus can know that whether the communication performance of air-conditioning computer plate is normal exactly.

In some illustrative embodiment, also comprised before step S204:

Step S202: select module 103 to make user input the order circuit of data selection air-conditioning to be tested by communication test.

As shown in Figure 3, be the schematic diagram of the type of air-conditioning computer plate in the order circuit of air-conditioning of the order circuit selection model choice connection of illustrative embodiment of the present invention.

In some illustrative embodiment, order circuit selects module 103 to can be designed as the mechanical structure of dial-up dish or dial-up office and the combination of electric control structure, after user selects order circuit by dial-up, dial-up dish and electric control structure are connected, and the result of selection is passed to micro-control unit MCU module 102.Order circuit selects module 103 can arrange dial-up dish or dial-up office dial-up when being 1, selection be air-conditioner outdoor unit and indoor set order circuit, air-conditioner outdoor unit is connected with the air-conditioning computer plate in loop with indoor set communication test module 1011; Dial-up dish or dial-up office dial-up be when being 2, selection be air-conditioner outdoor unit and off-premises station order circuit, air-conditioner outdoor unit is connected with the air-conditioning computer plate in loop with off-premises station communication test module 1012; Dial-up dish or dial-up office dial-up be when being 3, selection be indoor apparatus of air conditioner and line control machine order circuit, indoor apparatus of air conditioner is connected with the air-conditioning computer plate in loop with line control machine communication test module 1013; Dial-up dish or dial-up office dial-up be when being 4, selection be air-conditioner outdoor unit and inverter communication loop, air-conditioner outdoor unit is connected with the air-conditioning computer plate in loop with inverter communication test module 1014; Dial-up dish or dial-up office dial-up be when being 5, selection be air-conditioner outdoor unit and wireless device order circuit, communication test module 1015 is connected with the air-conditioning computer plate in loop; Dial-up dish or dial-up office dial-up be when being 6, selection be indoor apparatus of air conditioner and wireless device order circuit, communication test module 1016 is connected with the air-conditioning computer plate in loop.

The communication performance of different order circuit in testing air conditioner can be selected, so that the computer board in different order circuit test modules and corresponding order circuit forms communication test loop by step S202.

In some illustrative embodiment, user did not select air-conditioning computer plate to be tested before step S204, but was connected by the terminal of this device with any air-conditioning computer plate in loop, now, also comprised after step 204:

Step S205: order circuit test module judges the type of air-conditioning computer plate in the order circuit of air-conditioning connected.

As shown in Figure 4, be the flow chart of the type of air-conditioning computer plate in the order circuit of air-conditioning of the order circuit test module judgement connection of illustrative embodiment of the present invention.

In some illustrative embodiment, the process of step S205 is:

Step S2051: order circuit test module 101 receives the second communication data of air-conditioning computer plate in the second Preset Time;

Step S2052: judge whether order circuit test module 101 receives the second communication data;

Step S2053: if order circuit test module 101 receives the second communication data, then micro-control unit MCU module 102 judges that air-conditioning computer plate is the main air-conditioning computer plate sent out;

Step S2054: if order circuit test module 101 does not receive the second communication data, then micro-control unit MCU module 102 judges that air-conditioning computer plate is the air-conditioning computer plate that non-master is sent out.

In some illustrative embodiment, can communication test adopted to select module 103 to select the type of air-conditioning computer plate, then after step s 204 without the need to carrying out the process of step S205 judgement again by step S203 before the step 204.Certainly also can carry out step S205 after step s 204, the type of the computer board of test is confirmed.

Also comprise before the step 204:

Step S203: select module 103 to select the air-conditioning computer plate in the order circuit of air-conditioning to be the air-conditioning computer plate that the main air-conditioning computer plate sent out or non-master are sent out by communication test.

KSHR140005

In some illustrative embodiment, the type of air-conditioning computer plate to be tested can be determined by step S203 or step S205.

In some illustrative embodiment, if air-conditioning computer plate is the main electricity brain plate in the order circuit of air-conditioning, then the air-conditioning computer plate that order circuit test module 101 is sent out as non-master forms communication test loop with the main air-conditioning computer plate sent out;

The process of step S207 comprises:

Micro-control unit MCU module 102 judges the communication performance of the main air-conditioning computer plate sent out according to the first communication data returned from the main air-conditioning computer plate sent out.

As shown in Figure 5, be the flow chart judging the communication performance of the main air-conditioning computer plate sent out according to the first communication data of illustrative embodiment of the present invention.In some illustrative embodiment, micro-control unit MCU module 102 judges that according to the first communication data returned from the main air-conditioning computer plate sent out the process of the communication performance of the main air-conditioning computer plate sent out comprises:

Step S2071a: micro-control unit MCU module 102 judges whether the baud rate of the first communication data is the first preset value;

Step S2072a: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is the first preset value, then indicate order circuit test module 101 according to the first preset value and the main air-conditioning computer plate communication sent out;

Step S2073a: micro-control unit MCU module 102 records the first communication data in the first Preset Time;

Step S2076a: judge that whether the error rate of the first communication data is lower than the default error rate;

Step S2077a: if judge that the error rate of the first communication data is lower than the default error rate, then judge that the communication performance of the main air-conditioning computer plate sent out is normal;

Step S2078a: if judge that the error rate of the first communication data is not less than the default error rate, then judge that the communication performance of the main air-conditioning computer plate sent out is abnormal.

In some illustrative embodiment, micro-control unit MCU module 102 judges that according to the first communication data returned from the main air-conditioning computer plate sent out the process of the communication performance of the main air-conditioning computer plate sent out also comprises:

Step S2074a: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is not the first preset value, then indicate order circuit test module according to the second preset value and the main air-conditioning computer plate communication sent out;

Step S2075a: micro-control unit MCU module 102 records the first communication data in the second Preset Time;

In some illustrative embodiment, judge the communication performance of the main air-conditioning computer plate sent out by the way.

In some illustrative embodiment, if air-conditioning computer plate is the non-master electricity brain plate in the order circuit of air-conditioning, then the air-conditioning computer plate that order circuit test module 101 is sent out as the main air-conditioning computer plate sent out and non-master forms described communication test loop;

The process of step S207 also comprises:

Micro-control unit MCU module 102 judges the communication performance of the air-conditioning computer plate that non-master is sent out according to the first communication data that the air-conditioning computer plate sent out from non-master returns.

As shown in Figure 6, be the flow chart judging the communication performance of the air-conditioning computer plate that non-master is sent out according to the first communication data of illustrative embodiment of the present invention.

In some illustrative embodiment, micro-control unit MCU module 102 judges that according to the first communication data that the air-conditioning computer plate sent out from non-master returns the process of the communication performance of the air-conditioning computer plate that non-master is sent out comprises:

Step S2071b: the air-conditioning computer plate that order circuit test module 101 is sent out as the master in communication test loop sends the first communication data;

Step S2072b: the first communication data that the air-conditioning computer plate that reception non-master is sent out returns;

Step S2073b: judge whether the first communication data meets default communications protocol, if met, carries out step S2074b, if do not met, carries out step S2077b;

Step S2074b: if micro-control unit MCU module 102 judges that the first communication data meets default communications protocol, then record the first communication data in the 3rd Preset Time;

Step S2075b: micro-control unit MCU module 102 judges that whether the error rate of the first communication data is lower than the default error rate, if lower than, carry out step S2076b, if be not less than, carry out step S2077b.

Step S2076b: if judge that the error rate of the first communication data is lower than the default error rate, then judge that the communication performance of the air-conditioning computer plate that non-master is sent out is normal;

Step S2077b: if judge that the error rate of the first communication data is not less than in the default error rate, then judge that the communication performance of the air-conditioning computer plate that non-master is sent out is abnormal.

In some illustrative embodiment, judge the communication performance of the air-conditioning computer plate that non-master is sent out by the way.

In some illustrative embodiment, also comprised before step S202 ~ S204:

Step S201: power module 104 provides power supply.

In some illustrative embodiment, also comprise after step S207:

Step S208: display module 105 shows the communication performance of air-conditioning computer plate to user.

In some illustrative embodiment, by step S201 for providing electric energy, ensure the operation of this device.User is facilitated to obtain the communication performance of air-conditioning computer plate by step S208.

Technical scheme of the present invention is described in detail below with specific embodiment.

Embodiment 1 ~ 3 judges the type of air-conditioning computer plate to be tested by order circuit test module.

Embodiment 1

As shown in Figure 7, be the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 1.The idiographic flow of embodiment 1 is as follows:

Step S401: power module 104 provides power supply;

Step S402: the order circuit selecting module 103 to make user input data selection air-conditioning to be tested by communication test is air-conditioner outdoor unit and indoor set order circuit, in this order circuit, off-premises station computer board is the main air-conditioning computer plate sent out, and indoor set computer board is the air-conditioning computer plate that non-master is sent out;

Step S403: order circuit test module 101 and the air-conditioning computer plate in air-conditioner outdoor unit and indoor set order circuit are formed communication test loop;

Step S404: judge whether order circuit test module 101 receives the second communication data of air-conditioning computer plate in 5s, this second communication data can be any communication data; If the data of receiving, carry out step S405 ~ S414, if do not receive data, carry out step S415 ~ S424;

Step S405: if order circuit test module 101 receives the second communication data, then micro-control unit MCU module 102 judges that air-conditioning computer plate is off-premises station computer board;

Step S406: order circuit test module 101 is modeled as indoor set computer board;

Step S407: if air-conditioning computer plate is off-premises station computer board, after first communication data of the then outer machine computer board transmission of receiving chamber, the first communication data is sent to micro-control unit MCU module 102, micro-control unit MCU module 102 judges whether the baud rate of the first communication data is 2400bps, if, then carry out step S408, if not, then carry out step S409;

Step S408: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is 2400bps, then indicate order circuit test module 101 according to the communication data of 2400bps baud rate and the communication of off-premises station computer board, micro-control unit MCU module 102 records the first communication data in 1min, then carries out step S410;

Step S409: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is not 2400bps, then indicate order circuit test module 101 according to the first communication data of 9600bps baud rate and the communication of off-premises station computer board, then carry out step S410;

Step S410: judge that whether the error rate of the first communication data is lower than 10%, if it is carries out step S411 ~ S412, if not then carrying out step S413 ~ S414;

Step S411: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of off-premises station computer board is normal;

Step S412: test result display module 105 is to the communication performance " OK " of machine computer board outside user's display room;

Step S413: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of off-premises station computer board is abnormal;

Step S414: test result display module 105 is to the communication performance " NG " of machine computer board outside user's display room;

Step S415: if order circuit test module 101 does not receive the second communication data, then micro-control unit MCU module 102 judges that air-conditioning computer plate is indoor set computer board, then carries out step S416;

Step S416: order circuit test module 101 is modeled as off-premises station computer board;

Step S417: order circuit test module 101 sends the first communication data;

Step S418: judge whether to receive that indoor set computer board returns meets default communications protocol first communication data, if it is carries out step S419, if otherwise carry out step S423 ~ S424;

Step S419: if micro-control unit MCU module 102 is judged to receive meet default communications protocol first communication data, then record the first communication data in 1min;

Step S420: micro-control unit MCU module 102 judges that whether the error rate of the first communication data is lower than 10%, if it is carries out step S421 ~ S422, if otherwise carry out step S423 ~ S424;

Step S421: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of indoor set computer board is normal;

Step S422: test result display module 105 is to the communication performance " OK " of machine computer board in user's display room;

Step S423: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of indoor set computer board is abnormal;

Step S424: test result display module 105 is to the communication performance " NG " of machine computer board in user's display room.

Embodiment 2

As shown in Figure 8, be the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 2.The idiographic flow of embodiment 2 is as follows:

Step S501: power module 104 provides power supply;

Step S502: the order circuit selecting module 103 to make user input data selection air-conditioning to be tested by communication test is air-conditioner outdoor unit and off-premises station order circuit, in this order circuit, outdoor host computer computer board is the main air-conditioning computer plate sent out, and outdoor handset computer board is the air-conditioning computer plate that non-master is sent out;

Step S503: order circuit test module 101 and the air-conditioning computer plate in air-conditioner outdoor unit and off-premises station order circuit are formed communication test loop;

Step S504: judge whether order circuit test module 101 receives the second communication data of air-conditioning computer plate in 5s, this second communication data can be any communication data; If the data of receiving, carry out step S505 ~ S514, if do not receive data, carry out step S515 ~ S524;

Step S505: if order circuit test module 101 receives the second communication data, then micro-control unit MCU module 102 judges that air-conditioning computer plate is outdoor host computer computer board;

Step S506: order circuit test module 101 is modeled as outdoor handset computer board;

Step S507: if air-conditioning computer plate is outdoor host computer computer board, after first communication data of then receiving chamber outdoor main unit computer board transmission, the first communication data is sent to micro-control unit MCU module 102, micro-control unit MCU module 102 judges whether the baud rate of the first communication data is 2400bps, if it is step S508 is carried out, if not then carrying out step S509;

Step S508: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is 2400bps, then indicate order circuit test module 101 according to the communication data of 2400bps baud rate and the communication of outdoor host computer computer board, micro-control unit MCU module 102 records the first communication data in 1min, then carries out step S510;

Step S509: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is not 2400bps, then indicate order circuit test module 101 according to the first communication data of 9600bps baud rate and the communication of outdoor host computer computer board, then carry out step S510;

Step S510: judge that whether the error rate of the first communication data is lower than 10%, if it is carries out step S511 ~ S512, if not then carrying out step S513 ~ S514;

Step S511: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of outdoor host computer computer board is normal;

Step S512: test result display module 105 is to the communication performance " OK " of user's display room outdoor main unit computer board;

Step S513: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of outdoor host computer computer board is abnormal;

Step S514: test result display module 105 is to the communication performance " NG " of user's display room outdoor main unit computer board;

Step S515: if order circuit test module 101 does not receive the second communication data, then micro-control unit MCU module 102 judges that air-conditioning computer plate is outdoor handset computer board;

Step S516: order circuit test module 101 is modeled as outdoor host computer computer board;

Step S517: order circuit test module 101 sends the first communication data;

Step S518: judge whether to receive that outdoor handset computer board returns meets default communications protocol first communication data, if it is carries out step S519, if otherwise carry out step S523 ~ step S524;

Step S519: if micro-control unit MCU module 102 judges to receive view first communication data meeting default communication association, then record the first communication data in 1min;

Step S520: micro-control unit MCU module 102 judges that whether the error rate of the first communication data is lower than 10%, if it is carries out step S521 ~ S522, if otherwise carry out step S523 ~ S524;

Step S521: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of outdoor handset computer board is normal;

Step S522: test result display module 105 is to the communication performance " OK " of user's display room my husband machine computer board;

Step S523: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of outdoor handset computer board is abnormal;

Step S524: test result display module 105 is to the communication performance " NG " of user's display room my husband machine computer board.

Embodiment 3

As shown in Figure 9, be the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 3.The idiographic flow of embodiment 3 is as follows:

Step S601: power module 104 provides power supply;

Step S602: the order circuit selecting module 103 to make user input data selection air-conditioning to be tested by communication test is indoor apparatus of air conditioner and line control machine order circuit, in this order circuit, line control machine computer board is the main air-conditioning computer plate sent out, and indoor set computer board is the air-conditioning computer plate that non-master is sent out;

Step S603: order circuit test module 101 and the air-conditioning computer plate in indoor apparatus of air conditioner and line control machine order circuit are formed communication test loop;

Step S604: judge whether order circuit test module 101 receives the second communication data of air-conditioning computer plate in 5s, this second communication data can be any communication data; If the data of receiving, carry out step S605 ~ step S614, if do not receive data, carry out step S615 ~ step S624;

Step S605: if order circuit test module 101 receives the second communication data, then micro-control unit MCU module 102 judges that air-conditioning computer plate is frequency converter computer board;

Step S606: order circuit test module 101 is modeled as indoor set computer board;

Step S607: if air-conditioning computer plate is frequency converter computer board, after then receiving the first communication data of frequency converter computer board transmission, the first communication data is sent to micro-control unit MCU module 102, micro-control unit MCU module 102 judges whether the baud rate of the first communication data is 2400bps, if, then carry out step S608, if not, then carry out step S609;

Step S608: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is 2400bps, then indicate order circuit test module 101 according to the communication data of 2400bps baud rate and the communication of frequency converter computer board, micro-control unit MCU module 102 records the first communication data in 1min, then carries out step S610;

Step S609: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is not 2400bps, then indicate order circuit test module 101 according to the first communication data of 9600bps baud rate and the communication of frequency converter computer board, then carry out step S610;

Step S610: judge that whether the error rate of the first communication data is lower than 10%, if it is carries out step S611 ~ S612, if not then carrying out step S613 ~ S614;

Step S611: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of frequency converter computer board is normal;

Step S612: test result display module 105 shows the communication performance " OK " of frequency converter computer board to user;

Step S613: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of frequency converter computer board is abnormal;

Step S614: test result display module 105 shows the communication performance " NG " of frequency converter computer board to user;

Step S615: if order circuit test module 101 does not receive the second communication data, then micro-control unit MCU module 102 judges that air-conditioning computer plate is indoor set computer board;

Step S616: order circuit test module 101 is modeled as frequency converter computer board;

Step S617: order circuit test module 101 sends the first communication data;

Step S618: judge whether to receive that indoor set computer board returns meets default communications protocol first communication data, if it is carries out step S619, if otherwise carry out step S623 ~ step S624;

Step S619: if micro-control unit MCU module 102 judges to receive the first communication data meeting default communications protocol, then record the first communication data in 1min;

Step S620: micro-control unit MCU module 102 judges that whether the error rate of the first communication data is lower than 10%, if it is carries out step S621 ~ S622, if otherwise carry out step S623 ~ S624;

Step S621: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of indoor set computer board is normal;

Step S622: test result display module 105 is to the communication performance " OK " of machine computer board in user's display room;

Step S623: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of indoor set computer board is abnormal;

Step S624: test result display module 105 is to the communication performance " NG " of machine computer board in user's display room.

The computer board that embodiment 4 ~ 6 selects model choice to be tested by communication test.

Embodiment 4

As shown in Figure 10, be the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 4.The idiographic flow of embodiment 4 is as follows:

Step S701: power module 104 provides power supply;

Step S702: the order circuit selecting module 103 to make user input data selection air-conditioning to be tested by communication test is air-conditioner outdoor unit and inverter communication loop, in this order circuit, air-conditioner outdoor unit computer plate is the main air-conditioning computer plate sent out, and frequency converter computer board is the air-conditioning computer plate that non-master is sent out;

Step S703: communication test selects module 103 to select computer board to be tested to be air-conditioner outdoor unit computer plate;

Step S704: order circuit test module 101 and air-conditioner outdoor unit computer plate form communication test loop;

Step S705: order circuit test module 101 is modeled as frequency converter computer board;

Step S706: after receiving the first communication data of air-conditioner outdoor unit computer plate transmission, the first communication data is sent to micro-control unit MCU module 102, micro-control unit MCU module 102 judges whether the baud rate of the first communication data is 2400bps, if, then carry out step S707, if not, then carry out step S708;

Step S707: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is 2400bps, then indicate order circuit test module 101 according to the communication data of 2400bps baud rate and the communication of air-conditioner outdoor unit brain plate, micro-control unit MCU module 102 records the first communication data in 1min, then carries out step S810;

Step S708: if the baud rate that micro-control unit MCU module 102 judges the first communication data is not 2400bps, then indicate order circuit test module 101 according to the first communication data of 9600bps baud rate and the communication of air-conditioner outdoor unit computer plate;

Step S709: judge that whether the error rate of the first communication data is lower than 10%, if it is carries out step S710 ~ S711, if not then carrying out step S712 ~ S713;

Step S710: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of air-conditioner outdoor unit computer plate is normal;

Step S711: test result display module 105 shows the communication performance " OK " of air-conditioner outdoor unit computer plate to user;

Step S712: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of air-conditioner outdoor unit computer plate is abnormal;

Step S713: test result display module 105 shows the communication performance " NG " of air-conditioner outdoor unit computer plate to user;

Or, after step S702, carry out following step:

Step S714: communication test selects module 103 to select computer board to be tested to be frequency converter computer board;

Step S715: order circuit test module 101 and frequency converter computer board form communication test loop;

Step S716: order circuit test module 101 is modeled as air-conditioner outdoor unit computer plate;

Step S717: order circuit test module 101 sends the first communication data;

Step S718: judge whether to receive that frequency converter computer board returns meets default communications protocol first communication data, if it is carries out step S719 ~ S724, if otherwise carry out step S723 ~ S724;

Step S719: if micro-control unit MCU module 102 is judged to receive meet default communications protocol first communication data, then record the first communication data in 1min;

Step S720: micro-control unit MCU module 102 judges that whether the error rate of the first communication data is lower than 10%, if it is carries out step S721 ~ S722, if otherwise carry out step S723 ~ S724;

Step S721: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of frequency converter computer board is normal;

Step S722: test result display module 105 shows the communication performance " OK " of frequency converter computer board to user;

Step S723: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of frequency converter computer board is abnormal;

Step S724: test result display module 105 shows the communication performance " NG " of frequency converter computer board to user.

Embodiment 5

As shown in figure 11, be the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 5.The idiographic flow of embodiment 5 is as follows:

Step S801: power module 104 provides power supply;

Step S802: the order circuit selecting module 103 to make user input data selection air-conditioning to be tested by communication test is air-conditioner outdoor unit and wireless device order circuit, in this order circuit, air-conditioner outdoor unit computer plate is the main air-conditioning computer plate sent out, and wireless device computer board is the air-conditioning computer plate that non-master is sent out;

Step S803: communication test selects module 103 to select computer board to be tested to be air-conditioner outdoor unit computer plate;

Step S804: order circuit test module 101 and air-conditioner outdoor unit computer plate form communication test loop;

Step S805: order circuit test module 101 is modeled as wireless device computer board;

Step S806: after receiving the first communication data of air-conditioner outdoor unit computer plate transmission, the first communication data is sent to micro-control unit MCU module 102, micro-control unit MCU module 102 judges whether the baud rate of the first communication data is 2400bps, if it is step S807 is carried out, if not then carrying out step S808;

Step S807: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is 2400bps, then indicate order circuit test module 101 according to the communication data of 2400bps baud rate and the communication of air-conditioner outdoor unit computer plate, micro-control unit MCU module 102 records the first communication data in 1min, then carries out step S809;

Step S808: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is not 2400bps, then indicate order circuit test module 101 according to the first communication data of 9600bps baud rate and the communication of air-conditioner outdoor unit computer plate, then carry out step S809;

Step S809: judge that whether the error rate of the first communication data is lower than 10%, if it is carries out step S810 ~ S811, if not then carrying out step S812 ~ S813;

Step S810: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of air-conditioner outdoor unit is normal;

Step S811: test result display module 105 shows the communication performance " OK " of air-conditioner outdoor unit computer plate to user;

Step S812: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of air-conditioner outdoor unit computer plate is abnormal;

Step S813: test result display module 105 shows the communication performance " NG " of air-conditioner outdoor unit computer plate to user;

Or, after step S802, carry out following step:

Step S814: communication test selects module 103 to select computer board to be tested to be wireless device computer board;

Step S815: order circuit test module 101 and wireless device computer board form communication test loop;

Step S816: order circuit test module 101 is modeled as air-conditioner outdoor unit computer plate;

Step S817: order circuit test module 101 sends the first communication data;

Step S818: judge whether to receive that wireless device computer board returns meets default communications protocol first communication data, if it is carries out step S819 ~ S824, if otherwise carry out step S823 ~ S824;

Step S819: if micro-control unit MCU module 102 is judged to receive meet default communications protocol first communication data, then record the first communication data in 1min;

Step S820: micro-control unit MCU module 102 judges that whether the error rate of the first communication data is lower than 10%, if it is carries out step S821 ~ S822, if otherwise carry out step S823 ~ S824;

Step S821: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of wireless device computer board is normal;

Step S822: test result display module 105 shows the communication performance " OK " of wireless device computer board to user;

Step S823: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of wireless device computer board is abnormal;

Step S824: test result display module 105 shows the communication performance " NG " of wireless device computer board to user.

Embodiment 6

As shown in figure 12, be the flow chart of the method for the judgement air-conditioning computer plate communication performance of embodiments of the invention 6.The idiographic flow of embodiment 6 is as follows:

Step S901: power module 104 provides power supply;

Step S902: the order circuit selecting module 103 to make user input data selection air-conditioning to be tested by communication test is indoor apparatus of air conditioner and wireless device order circuit, in this order circuit, indoor apparatus of air conditioner computer board is the main air-conditioning computer plate sent out, and wireless device computer board is the air-conditioning computer plate that non-master is sent out;

Step S903: communication test selects module 103 to select computer board to be tested to be indoor apparatus of air conditioner computer board;

Step S904: order circuit test module 101 and indoor apparatus of air conditioner computer board form communication test loop;

Step S905: order circuit test module 101 is modeled as wireless device computer board;

Step S906: after receiving the first communication data of indoor apparatus of air conditioner computer board transmission, the first communication data is sent to micro-control unit MCU module 102, micro-control unit MCU module 102 judges whether the baud rate of the first communication data is 2400bps, if it is step S907 is carried out, if not then carrying out step S908;

Step S907: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is 2400bps, then indicate order circuit test module 101 according to the communication data of 2400bps baud rate and the communication of indoor apparatus of air conditioner computer board, micro-control unit MCU module 102 records the first communication data in 1min, then carries out step S909;

Step S908: if micro-control unit MCU module 102 judges that the baud rate of the first communication data is not 2400bps, then indicate order circuit test module 101 according to the first communication data of 9600bps baud rate and the communication of indoor apparatus of air conditioner computer board, then carry out step S909;

Step S909: judge that whether the error rate of the first communication data is lower than 10%, if it is carries out step S910 ~ S911, if not then carrying out step S912 ~ S913;

Step S910: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of indoor apparatus of air conditioner is normal;

Step S911: test result display module 105 shows the communication performance " OK " of indoor apparatus of air conditioner computer board to user;

Step S912: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of indoor apparatus of air conditioner computer board is abnormal;

Step S913: test result display module 105 shows the communication performance " NG " of indoor apparatus of air conditioner computer board to user;

Or, after step S902, carry out following step:

Step S914: communication test selects module 103 to select computer board to be tested to be wireless device computer board;

Step S915: order circuit test module 101 and wireless device computer board form communication test loop;

Step S916: order circuit test module 101 is modeled as indoor apparatus of air conditioner computer board;

Step S917: order circuit test module 101 sends the first communication data;

Step S918: judge whether to receive that wireless device computer board returns meets default communications protocol first communication data, if it is carries out step S919 ~ S924, if otherwise carry out step S923 ~ S924;

Step S919: if micro-control unit MCU module 102 is judged to receive meet default communications protocol first communication data, then record the first communication data in 1min;

Step S920: micro-control unit MCU module 102 judges that whether the error rate of the first communication data is lower than 10%, if it is carries out step S921 ~ S922, if otherwise carry out step S923 ~ S924;

Step S921: if judge that the error rate of the first communication data is lower than 10%, then judge that the communication performance of wireless device computer board is normal;

Step S922: test result display module 105 shows the communication performance " OK " of wireless device computer board to user;

Step S923: if judge that the error rate of the first communication data is not less than 10%, then judge that the communication performance of wireless device computer board is abnormal;

Step S924: test result display module 105 shows the communication performance " NG " of wireless device computer board to user.

In sum, apparatus and method of the present invention, under the prerequisite of the current setting parameter without the need to changing air-conditioning computer plate, achieve the brief appraisal to the multiple order circuit performance of air-conditioning computer plate, reduce after sale personnel for the difficulty of air-conditioner repair.Device of the present invention enhances the convenience of air-conditioning maintenance, can investigate fast and confirm communication failure whether because computer board itself causes, and when reducing air-conditioning maintenance, because of the erroneous judgement of the computer board that technical reason causes, causes unnecessary mass loss simultaneously.

The explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.

Claims

1. judge a device for air-conditioning computer plate communication performance, it is characterized in that, comprising: order circuit test module and micro-control unit MCU module;

Described order circuit test module, after forming communication test loop with described air-conditioning computer plate, and sends to described micro-control unit MCU module by described first communication data after receiving the first communication data of air-conditioning computer plate transmission;

Described micro-control unit MCU module, for judging the communication performance of described air-conditioning computer plate according to described first communication data received.

2. device according to claim 1, is characterized in that, also comprises: communication test selects module, selects the order circuit of air-conditioning to be tested for user input data.

3. device according to claim 2, is characterized in that,

After described order circuit test module and described air-conditioning computer plate form communication test loop, described order circuit test module is also for judging the type of described air-conditioning computer plate in the order circuit of air-conditioning connected;

Described order circuit test module is for judging that the process of the type of described air-conditioning computer plate in the order circuit of air-conditioning connected is:

Described order circuit test module is used for the second communication data receiving described air-conditioning computer plate in the second Preset Time;

If described order circuit test module receives described second communication data, then described micro-control unit MCU module is for judging that described air-conditioning computer plate is the main air-conditioning computer plate sent out;

If described order circuit test module does not receive described second communication data, then described micro-control unit MCU module is for judging that described air-conditioning computer plate is the air-conditioning computer plate that non-master is sent out;

Or, after the order circuit of the air-conditioning selecting model choice to be tested at described communication test, described communication test selects module also for selecting the described air-conditioning computer plate in the order circuit of described air-conditioning to be the described air-conditioning computer plate that the main described air-conditioning computer plate sent out or non-master are sent out.

4. device according to claim 3, it is characterized in that, if described air-conditioning computer plate is the main electricity brain plate in the order circuit of described air-conditioning, then the air-conditioning computer plate that the air-conditioning computer plate sent out as non-master of described order circuit test module and described master send out forms described communication test loop;

Described first communication data that described micro-control unit MCU module is used for according to receiving judges that the process of the communication performance of described air-conditioning computer plate comprises:

Described micro-control unit MCU module is used for the communication performance judging the air-conditioning computer plate that described master sends out according to described first communication data of the air-conditioning computer plate transmission sent out from described master;

Wherein, described micro-control unit MCU module is used for judging that the process of the communication performance of the air-conditioning computer plate that described master sends out comprises according to described first communication data of the air-conditioning computer plate transmission sent out from described master:

If described micro-control unit MCU module judges that the baud rate of described first communication data is the first preset value, then indicate the air-conditioning computer plate communication that described order circuit test module is sent out according to the first preset value and described master, described micro-control unit MCU module is for recording the first communication data in the first Preset Time, if and judge that the error rate of described first communication data is lower than the default error rate, then judge that the communication performance of the air-conditioning computer plate that described master sends out is normal; If judge that the error rate of described first communication data is not less than the described default error rate, then judge that the communication performance of the air-conditioning computer plate that described master sends out is abnormal;

If described micro-control unit MCU module judges that the baud rate of described first communication data is not the first preset value, then indicate the air-conditioning computer plate communication that described order circuit test module is sent out according to the second preset value and described master, described micro-control unit MCU module is for recording the first communication data in the second Preset Time, if and judge that the error rate of described first communication data is lower than the default error rate, then judge that the communication performance of the air-conditioning computer plate that described master sends out is normal; If judge that the error rate of described first communication data is not less than the described default error rate, then judge that the communication performance of the air-conditioning computer plate that described master sends out is abnormal;

Or if described air-conditioning computer plate is the non-master electricity brain plate in the order circuit of described air-conditioning, then the air-conditioning computer plate that described order circuit test module is sent out as the main air-conditioning computer plate sent out and described non-master forms described communication test loop;

Described micro-control unit MCU module is used for the communication performance judging the air-conditioning computer plate that described non-master is sent out according to described first communication data of the air-conditioning computer plate transmission sent out from described non-master;

Wherein, described micro-control unit MCU module is used for judging that the process of the communication performance of the air-conditioning computer plate that described non-master is sent out comprises according to described first communication data of the air-conditioning computer plate transmission sent out from described non-master:

The air-conditioning computer plate that described order circuit test module is sent out as the master in described communication test loop sends described first communication data, and receives described first communication data that air-conditioning computer plate that described non-master sends out returns;

If described micro-control unit MCU module judges that described first communication data meets default communications protocol, then record described first communication data in the 3rd Preset Time, if judge that the error rate of described first communication data is lower than the default error rate, then judge that the communication performance of the air-conditioning computer plate that described non-master is sent out is normal; If judge that the error rate of described first communication data is not less than the described default error rate, then judge that the communication performance of the air-conditioning computer plate that described non-master is sent out is abnormal;

If described micro-control unit MCU module judges that described first communication data does not meet default communications protocol, then judge that the communication performance of the air-conditioning computer plate that described non-master is sent out is abnormal.

5. device according to claim 1, is characterized in that, also comprises:

Power module, for providing power supply; And,

Test result display module, for showing the communication performance of described air-conditioning computer plate to user.

6. device according to claim 1, is characterized in that,

Described order circuit test module comprises: for air-conditioner outdoor unit and the indoor set communication test module of testing air conditioner off-premises station and indoor set order circuit, for air-conditioner outdoor unit and the off-premises station communication test module of testing air conditioner off-premises station and off-premises station order circuit, for indoor apparatus of air conditioner and the line control machine communication test module of testing air conditioner indoor set and line control machine order circuit, for air-conditioner outdoor unit and the inverter communication test module in testing air conditioner off-premises station and inverter communication loop, for air-conditioner outdoor unit and the wireless device communication test module of testing air conditioner off-premises station and wireless device order circuit, and for the indoor apparatus of air conditioner of testing air conditioner indoor set and wireless device order circuit and wireless device communication test module,

Device outer machine in described air conditioning chamber is with indoor set order circuit, and off-premises station computer board is the air-conditioning computer plate of main, and indoor set computer board is the air-conditioning computer plate that non-master is sent out;

In described air-conditioner outdoor unit and off-premises station order circuit, outdoor host computer computer board is the main air-conditioning computer plate sent out, and air-conditioning handset computer board is the air-conditioning computer plate that non-master is sent out;

In described indoor apparatus of air conditioner and line control machine order circuit, line control machine computer board is the main air-conditioning computer plate sent out, and indoor set computer board is the air-conditioning computer plate that non-master is sent out;

In described air-conditioner outdoor unit and inverter communication loop, air-conditioner outdoor unit computer plate is the main air-conditioning computer plate sent out, and frequency converter computer board is the air-conditioning computer plate that non-master is sent out;

In described air-conditioner outdoor unit and wireless device order circuit, air-conditioner outdoor unit is the main air-conditioning computer plate sent out, and wireless device computer board is the air-conditioning computer plate that non-master is sent out;

In described indoor apparatus of air conditioner and wireless device order circuit, indoor apparatus of air conditioner is the main air-conditioning computer plate sent out, and wireless device computer board is the air-conditioning computer plate that non-master is sent out.

7. judge a method for air-conditioning computer plate communication performance, it is characterized in that, adopt the device of the judgement air-conditioning computer plate communication performance as described in claim 1 ~ 6, comprising:

Order circuit test module and air-conditioning computer plate are formed communication test loop;

After described order circuit test module receives the first communication data of described air-conditioning computer plate transmission, described first communication data is sent to described micro-control unit MCU module;

Micro-control unit MCU module judges the communication performance of described air-conditioning computer plate according to described first communication data received.

8. method according to claim 7, it is characterized in that, described order circuit test module and air-conditioning computer plate formed communication test loop before also comprise: select module to make user input the order circuit of data selection air-conditioning to be tested by communication test.

9. method according to claim 8, is characterized in that,

Described order circuit test module formed communication test loop with air-conditioning computer plate after also comprise: described order circuit test module judges the type in the described air-conditioning computer plate that the is connected order circuit at air-conditioning;

Described order circuit test module judges that the process of the type of described air-conditioning computer plate in the order circuit of air-conditioning connected is:

Described order circuit test module receives the second communication data of described air-conditioning computer plate in the second Preset Time;

If described order circuit test module receives described second communication data, then described micro-control unit MCU module judges that described air-conditioning computer plate is the main air-conditioning computer plate sent out;

If described order circuit test module does not receive described second communication data, then described micro-control unit MCU module judges that described air-conditioning computer plate is the air-conditioning computer plate that non-master is sent out;

Or, also comprised before described order circuit test module and described air-conditioning computer plate form communication test loop: selected the described air-conditioning computer plate in the order circuit of air-conditioning described in model choice to be the described air-conditioning computer plate that the main described air-conditioning computer plate sent out or non-master are sent out by described communication test

10. method according to claim 9, is characterized in that,

If described air-conditioning computer plate is the main electricity brain plate in the order circuit of described air-conditioning, then the air-conditioning computer plate that the air-conditioning computer plate sent out as non-master of described order circuit test module and described master send out forms described communication test loop;

According to described first communication data received, described micro-control unit MCU module judges that the process of the communication performance of described air-conditioning computer plate comprises:

Described micro-control unit MCU module judges the communication performance of the air-conditioning computer plate that described master sends out according to described first communication data of the air-conditioning computer plate transmission sent out from described master;

Wherein, described micro-control unit MCU module judges that according to described first communication data that the air-conditioning computer plate sent out from described master returns the process of the communication performance of the air-conditioning computer plate that described master sends out comprises:

If described micro-control unit MCU module judges that the baud rate of described first communication data is the first preset value, then indicate the air-conditioning computer plate communication that described order circuit test module is sent out according to the first preset value and described master, the first communication data in described micro-control unit MCU module record first Preset Time, if and judge that the error rate of described first communication data is lower than the default error rate, then judge that the communication performance of the air-conditioning computer plate that described master sends out is normal; If judge that the error rate of described first communication data is not less than the described default error rate, then judge that the communication performance of the air-conditioning computer plate that described master sends out is abnormal;

If described micro-control unit MCU module judges that the baud rate of described first communication data is not the first preset value, then indicate the air-conditioning computer plate communication that described order circuit test module is sent out according to the second preset value and described master, the first communication data in described micro-control unit MCU module record second Preset Time, if and judge that the error rate of described first communication data is lower than the default error rate, then judge that the communication performance of the air-conditioning computer plate that described master sends out is normal; If judge that the error rate of described first communication data is not less than the described default error rate, then judge that the communication performance of the air-conditioning computer plate that described master sends out is abnormal;

Described micro-control unit MCU module judges the communication performance of the air-conditioning computer plate that described non-master is sent out according to described first communication data of the air-conditioning computer plate transmission sent out from described non-master;

Wherein, described micro-control unit MCU module judges that according to described first communication data of the air-conditioning computer plate transmission sent out from described non-master the process of the communication performance of the air-conditioning computer plate that described non-master is sent out comprises: