CN101895355A - Method and device for realizing multi-point debugging - Google Patents
Method and device for realizing multi-point debugging Download PDFInfo
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- CN101895355A CN101895355A CN2010102372405A CN201010237240A CN101895355A CN 101895355 A CN101895355 A CN 101895355A CN 2010102372405 A CN2010102372405 A CN 2010102372405A CN 201010237240 A CN201010237240 A CN 201010237240A CN 101895355 A CN101895355 A CN 101895355A
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Abstract
The invention discloses a method and a device for realizing multi-point debugging and relates to a multi-sub card system of communication equipment. The method comprises the following steps that: a debugging device selects a debugged sub card from a plurality of sub cards to be debugged and initiates a debug command, wherein the debug command comprises sub card information of the debugged sub card which is acquired by the debugging device in advance and the sub card information comprises a sub card sequence number and/or sub card state information; and the sub card to be debugged receives the debug command and performs authentication according to the sub card information contained in the debug command, wireless connection is established between the sub card which passes the authentication and serves as the debugged sub card and the debugging device, and the debugging device debugs the debugged sub card through the wireless connection. Due to the adoption of the technical scheme, different sub cards on the same equipment can be debugged in a wireless way without disassembly of the sub cards or connection of physical circuits, so that convenience and flexibility of debugging are greatly improved.
Description
Technical field
The present invention relates to the communication apparatus multi-sub-card system, particularly to the debugging of each sub-card system.
Background technology
Along with the continuous maximization and the flexibility of communication apparatus, each instrument factory commercial city tendency is made multi-sub-card system to equipment, has so not only satisfied the requirement of flexible function, also is that the expansion of development progress and function brings great convenience.But the complexity of system and the difficulty of safeguarding and debugging have also been increased simultaneously.
Present debud mode generally is to use serial ports or USB interface to debug, and uses cable to connect.Wherein, serial ports is the RS232 level, generally comprises three holding wires, is respectively Tx, Rx and GND.Usually externally adopt the interface mode outlet of RJ45,, then adopt the socket type of three pins to be welded on the printed circuit board (PCB) if do not go out external interface.When the user debugs, need to prepare special debugging cable, cable one end connects computer, and another section links to each other with interface on the debugged apparatus, as shown in Figure 1.Like this, when the subcard of debugged apparatus does not externally go out debugging interface, when perhaps debugged apparatus was placed on the position that the somewhere is difficult to touch, connection cable was just very inconvenient.The USB debugging is identical with AccessPort, all is to utilize the link of physics cable, and convenience is relatively poor.
Current also have based on WLAN (WLAN, the adjustment method of wireless mode Wireless Local Area Networks), this method has solved the convenience issue of debugging, but utilize the WLAN debugging time need move 802.11 and WAPI (WLAN authentication and privacy infrastructure, Wireless LAN Authentication and Privacy Infrastructure) cryptographic protocol etc. is higher to the hsrdware requirements of equipment.At first need the physical layer and MAC (media interviews control, Media Access Control) the layer chip operation of Ethernet normal, and need be every subcard allocated physical address, agreement is also complicated.With WAPI is example, as shown in Figure 2, at first carries out agreement identification and consults, distributing key after consulting to finish, and whole requirements of process relates to work such as packet parsing and algorithm process.
As seen from the above, the mechanism that connects of complexity seems too loaded down with trivial details for the basic debugging of subcard in the existing adjustment method, and its probability that breaks down of complicated more structure is just high more, therefore needs the simple relatively adjustment method of a kind of structure.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of method and device of realizing multi-point debugging, to strengthen the convenience and the flexibility of debugging.
Technical solution of the present invention is based on that the subcard information (comprising authentication information) of different subcard configured in advance proposes.Like this, the debugging main equipment can be set up wireless connections respectively according to subcard information and each subcard of each subcard, to carry out debugging work.
In order to address the above problem, the invention discloses a kind of method that realizes multi-point debugging, comprising:
Debugging apparatus is selected debugged subcard from a plurality of wait to debug the subcard, and initiation debug command, comprise the subcard information of the debugged subcard that described debugging apparatus obtains in advance in the described debug command, wherein, described subcard information comprises subcard sequence number and/or subcard state information;
Subcard described to be debugged receives described debug command, and carry out authentication processing according to the subcard information that comprises in the described debug command, subcard by authentication processing is set up wireless connections as debugged subcard and described debugging apparatus, and described debugging apparatus carries out debugging operations by these wireless connections to debugged subcard.
Further, waiting to debug subcard described in the said method carries out authentication processing according to the subcard information that comprises in the described debug command and refers to:
Subcard described to be debugged obtains the subcard information in the described debug command, judge that whether the subcard information obtained be complementary with the subcard information of this subcard, wherein, when the subcard information of the subcard information of being obtained and this subcard is complementary, then think and pass through authentication processing.
Wherein, described debugging apparatus is selected before the debugged subcard from a plurality of wait to debug the subcard, also waits to debug subcard and sends querying command to described;
Subcard described to be debugged receives described querying command, then feeds back the subcard information of this subcard to described debugging apparatus.
Further, described debugging apparatus is initiated querying command and debug command with the frame form, described frame comprises lead code, sequence number, state, payload carrying and check field at least, wherein, the frame sequence number and the mode field that are used for initiating described querying command are invalid value, the frame sequence-number field that is used for initiating described debug command is indicated the subcard sequence number of described debugged subcard, and mode field is indicated the subcard state information of described debugged subcard.
Wherein, also comprise trading company of factory field in the described frame, wherein, described debugging apparatus is provided with the value of trading company of described factory field at the frame that is used for initiating described querying command, to inquire about the subcard information of waiting to debug subcard of the indicated manufacturers produce of this value.
A kind of device of realizing multi-point debugging, comprise debugging module, be positioned at the debugging module side radio receiving transmitting module, be positioned at and respectively wait to debug the radio receiving transmitting module of daughter card side and be positioned at the authentication module of respectively waiting to debug daughter card side, wherein:
Described debugging module, be used for waiting to debug subcard and selecting debugged subcard from a plurality of, and initiate debug command to the described debugging module side radio receiving transmitting module that is positioned at, the subcard information that comprises the debugged subcard that obtains in advance in the described debug command, wherein, described subcard information comprises subcard sequence number and/or subcard state information;
The described radio receiving transmitting module that is positioned at the debugging module side, be used to receive described debug command, and described debug command sent to the described radio receiving transmitting module of waiting to debug daughter card side that is positioned at, and set up wireless connections with the radio receiving transmitting module of described debugged daughter card side;
The described radio receiving transmitting module of waiting to debug daughter card side that is positioned at, be used to receive described debug command, and described debug command sent to the authentication module of originally waiting to debug daughter card side, and, set up wireless connections with the described radio receiving transmitting module that is positioned at the debugging module side according to the notice of the authentication module of originally waiting to debug daughter card side;
The described authentication module of waiting to debug daughter card side that is positioned at, the subcard information that is used for comprising according to described debug command is carried out authentication processing, and when the authentication processing, notice waits that originally the radio receiving transmitting module of debugging daughter card side sets up wireless connections with the radio receiving transmitting module that is positioned at the debugging module side.
Further, in the said apparatus, the described authentication module of waiting to debug daughter card side that is positioned at, obtain the subcard information in the described debug command, judge whether the subcard information of being obtained is complementary with originally waiting the subcard information of debugging subcard, when the subcard information of being obtained with originally wait that the subcard information of debugging subcard is complementary, and then thinks and passes through authentication processing.
Wherein, described debugging module also is used for by the described radio receiving transmitting module that is positioned at the debugging module side to waiting that the authentication module of debugging daughter card side sends querying command, and receives and preserve the described subcard information of waiting to debug the authentication module feedback of daughter card side;
The described authentication module of waiting to debug daughter card side that is positioned at also is used for waiting that by described being positioned at the radio receiving transmitting module of debugging daughter card side receives described querying command, and feeds back the subcard information of originally waiting to debug subcard to described debugging module.
Further, described debugging module is initiated querying command and debug command with the frame form, described frame comprises lead code, sequence number, state, payload carrying and check field at least, wherein, the frame sequence number and the mode field that are used for initiating described querying command are invalid value, the frame sequence-number field that is used for initiating described debug command is indicated the subcard sequence number of described debugged subcard, and mode field is indicated the subcard state information of described debugged subcard.
Wherein, also comprise trading company of factory field in the described frame, wherein, described debugging module is provided with the value of trading company of described factory field at the frame that is used for initiating described querying command, to inquire about the subcard information of waiting to debug subcard of the indicated manufacturers produce of this value.
Adopt technical solution of the present invention, can debug the different subcards on the same equipment, need not to dismantle subcard, also need not physical circuit and connect, strengthened the convenience and the flexibility of debugging greatly by wireless mode.In addition, the frame format that proposes among the present invention can satisfy the demand of different vendor, has strengthened versatility greatly.
Description of drawings
Fig. 1 is the existing debug system structural representation that needs cable to connect;
Fig. 2 is existing based on WAPI agreement identification in the adjustment method of WLAN and negotiation flow chart;
Fig. 3 is apparatus of the present invention and the block diagram of waiting to debug subcard;
Fig. 4 is the frame structure schematic diagram of transfer of data among the present invention;
Fig. 5 is the flow chart that the present invention realizes multi-point debugging;
Fig. 6 (a) is the workflow diagram of debugging module side in the present embodiment;
Fig. 6 (b) is the workflow diagram of daughter card side in the present embodiment.
Embodiment
Below in conjunction with drawings and the specific embodiments technical solution of the present invention is described in further details.
A kind of device of realizing multi-point debugging, comprise debugging module at least, be positioned at the debugging module side radio receiving transmitting module, be positioned at and respectively wait to debug the radio receiving transmitting module of daughter card side and be positioned at the authentication module of respectively waiting to debug daughter card side.Apparatus of the present invention and a plurality of schematic diagram of waiting to debug between the subcard of being shown in Figure 3.Wherein, subcard to be debugged can be the subcard on the same equipment, also the subcard on the distinct device.Introduce the function of each module in apparatus of the present invention below.
Debugging module, be positioned at this device side, mainly the radio receiving transmitting module by being positioned at the debugging module side is to waiting that debugging subcard initiates querying command, receive and preserve the subcard information of the authentication module feedback of waiting to debug daughter card side, select debugged subcard the subcard from waiting to debug, and the radio receiving transmitting module by being positioned at the debugging module side initiates to include the debug command of the subcard information of debugged subcard to waiting to debug subcard, and wherein, subcard information comprises subcard sequence number and/or subcard state information;
In the present embodiment, debugging module is initiated querying command and debug command with the frame form, frame comprises lead code, sequence number, state, payload carrying and check field at least, wherein, the frame sequence number and the mode field that are used for initiating querying command are invalid value, the frame sequence-number field that is used for initiating debug command is indicated the subcard sequence number of described debugged subcard, and mode field is indicated the subcard state information of debugged subcard.
Preferably, can also comprise trading company of factory field in the frame, wherein, debugging module is provided with the value of trading company of factory field at the frame that is used for initiating querying command, to inquire about the subcard information of waiting to debug subcard of the indicated manufacturers produce of this value.
Be positioned at the radio receiving transmitting module of debugging module side, be used to receive querying command and debug command, and received querying command and debug command sent to be positioned at the radio receiving transmitting module of waiting to debug daughter card side, and the subcard information that will respectively wait to debug the authentication module feedback of daughter card side sends to debugging module, and sets up wireless connections with the radio receiving transmitting module of debugged daughter card side;
Be positioned at the radio receiving transmitting module of waiting to debug daughter card side, be used to receive querying command and debug command, received querying command and debug command are sent to the authentication module of originally waiting to debug daughter card side, originally the subcard information of waiting to debug the authentication module feedback of daughter card side is sent in the radio receiving transmitting module of debugging module side, and, set up wireless connections with the radio receiving transmitting module that is positioned at the debugging module side according to the notice of the authentication module of originally waiting to debug daughter card side;
Be positioned at the authentication module of waiting to debug daughter card side, be used for feeding back the subcard information of originally waiting to debug subcard to debugging module according to received querying command, and carry out authentication processing according to the subcard information that comprises in the received debug command, when when the authentication processing, notice waits that originally the radio receiving transmitting module of debugging daughter card side sets up wireless connections with the radio receiving transmitting module that is positioned at the debugging module side;
Wherein, be positioned at the authentication module of waiting to debug daughter card side, obtain the subcard information in the debug command, judge whether the subcard information of being obtained is complementary with originally waiting the subcard information of debugging subcard, when the subcard information of being obtained with originally wait that the subcard information of debugging subcard is complementary, and then thinks and passes through authentication processing.
Introduce the process that said apparatus is debugged different subcards below, this process may further comprise the steps as shown in Figure 5:
Step 500: debugging apparatus sends querying command to subcard, in order to search for the current subcard to be debugged that connects;
In this step, debugging apparatus can send querying command to one or more subcards, also can send querying command to all subcards;
In the present embodiment, debugging apparatus sends querying command to the subcard that will dispatch and refers to, to subcard transmission frame as shown in Figure 4, wherein, debugging apparatus all is set to invalid value (for example being 0) with the SerialNumber (sequence number) of this frame and the value of these two fields of Status (state), and this moment, this frame was called the inquiry frame.
In preferred scheme, debugging apparatus can also increase vender ID (identification of the manufacturer) field, at this moment on the basis of frame structure shown in Figure 4, debugging apparatus can be provided with the value of this field, with inquire about the represented manufacturers produce of this value remained to be debugged the subcard information of subcard.Step 501: subcard receives querying command, and to debugging apparatus feedback subcard information, subcard information comprises subcard sequence number and/or subcard state information at least;
In the present embodiment, the process that subcard receives querying command is, the subcard received frame, and read the value of Serial Number and these two fields of Status in the frame, when the value that reads these two fields is invalid (for example being 0), confirm that this frame is the inquiry frame;
When subcard confirm to receive be the inquiry frame after, subcard information to the debugging apparatus feedback also can adopt frame structure shown in Figure 4, can be described as the feedback frame that subcard sends this moment, the value of Serial Number and these two fields of Status is a non-full zero in this feedback frame, wherein, the value indication of Serial Number sends the subcard sequence number (sequence number is generally by manufacturer's configured in advance) of the subcard of this feedback frame, the value indication of Status sends the subcard state information of the subcard of this feedback frame, for example the groove position information of this subcard is active/standby with facility information etc.
Step 502: debugging apparatus receives and preserves the subcard information of each subcard feedback, selects the subcard to set up the subcard (being debugged subcard) of wireless connections from waiting to debug, and initiates debug command according to the subcard information of selected subcard;
In the present embodiment, debugging apparatus is initiated debug command by frame shown in Figure 4, and at this moment, this frame can be described as the debugging frame.In the debugging frame, the subcard sequence number of the selected subcard of value indication debugging apparatus of SerialNumber, the subcard state information of the selected subcard of value indication debugging apparatus of Status, the groove position information of this subcard for example, active/standby with facility information etc., be commissioning content among the Pay Load (payload carrying).
In the preferred version, can also comprise the Vender id field in the debugging frame, this Vender id field is promptly indicated the subcard of a certain manufacturer.
Step 503: subcard receives above-mentioned debug command, and authentication processing is carried out in this debug command, and subcard and debugging apparatus that authentication is passed through are set up wireless connections;
In the present embodiment, subcard receives debug command and refers to: when subcard receives frame, read SerialNumber and Status field in the frame that is received, if the value of these two fields is a non-full zero, confirm that then this frame is the debugging frame, promptly receives debug command;
Subcard carries out authentication processing to debug command and refers to, subcard judges that further whether this debugging frame initiate (judging that promptly whether the subcard information in this debugging frame be complementary with the subcard information of this subcard) at this subcard, whether the indicated information of value of Serial Number and Status field is complementary with this subcard in the concrete judgement debugging frame, if, then authentication is passed through, otherwise authentification failure.
In preferred scheme, if also comprise the Vender id field in the debugging frame, then in the authentication processing process, subcard will judge also whether the Vender id field is complementary with this subcard Vender ID in the debugging frame.
Step 504: debugging apparatus and debugged subcard (promptly setting up the subcard of wireless connections with debugging apparatus) carry out information interaction, to realize debugging.
Following mask body is introduced in the above-mentioned flow process, the course of work of debugging module side in the debugging apparatus, and this process may further comprise the steps shown in Fig. 6 (a):
In this step, debugging apparatus sends querying command by frame shown in Figure 4, and at this moment, the value of Serial Number and Status field is invalid value (for example being 0) in the frame that debugging apparatus sent;
In preferred scheme, debugging module can send querying command to each subcard of a certain manufacturer, at this moment, debugging module increases the Vender id field in the inquiry frame that sends, and this Vender id field is promptly indicated the subcard to be debugged of the current a certain manufacturer that connects of search.
Preferably, debugging module can wait in setting-up time and receive the frame that subcard returns that promptly above behind this setting-up time, debugging module no longer continues to wait for received frame.
In this step, debugging module parses Serial Number and Status field from the frame that returns that receives, and the Serial Number and the Status information of being resolved are subcard information;
In this step, after debugging module is selected debugged subcard, initiate debug command by frame shown in Figure 4, at this moment, the sequence number of the selected subcard of the value of Serial Number indication debugging apparatus in the frame that debugging module sends, the state information of the selected subcard of value indication debugging apparatus of Status, for example the groove position information of this subcard, active/standby with facility information etc., then be commissioning content among the Pay Load (payload carrying);
In this step, debugging module continues to initiate debug command by frame shown in Figure 4, wherein, in the debug process, the value of Serial Number is all indicated the sequence number of the selected subcard of debugging apparatus in the frame that debugging module sends, and the value of Status is all indicated the state information of the selected subcard of debugging apparatus, for example the groove position information of this subcard, active/standby with facility information etc., then be commissioning content (for example debug command or return value etc.) among the Pay Load (payload carrying).
The concrete workflow of daughter card side may further comprise the steps shown in Fig. 6 (b):
In the present embodiment, judge that command type promptly judges the value of Serial Number and Status field in the received frame, particularly, when the value of these two fields is invalid value (for example being 0), promptly confirm as querying command, (value of one of them or two fields is effective) then confirms as debug command when the value of these two fields is non-full zero;
In preferred scheme, after judging that command type is querying command, if when also comprising the Vender id field in the inquiry frame, subcard needs further to judge that whether the Vender id field in the inquiry frame is complementary with the Vender ID of this subcard, if coupling, just respond this inquiry frame,, otherwise continue execution in step 600B to debugging module feedback subcard information.
In this step, authentication processing is carried out in debug command to be referred to: judge that whether Serial Number in the received debugging frame and/or Status field are complementary with the subcard information of this subcard, whether the sequence number of promptly judging the Serial Number indication in the debugging frame is identical with the sequence number of this subcard, whether the state information of perhaps judging the Status indication is identical with the state information of this subcard, if the subcard information of Serial Number and Status field and this subcard all is complementary in the debugging frame, then authentication is passed through;
In preferred scheme, also has the Vender id field in the debugging frame, at this moment, subcard is in the authentication processing process, at first judge in the debugging frame Vender ID whether with the Vender ID coupling of this subcard, if further judge that more whether Serial Number in the debugging frame and Status field are complementary with the subcard information of this subcard.
From the foregoing description as can be seen, in many subcards equipment, adopt technical solution of the present invention, can dismantle subcard, also without connection cable, can debug all subcards in the system by wireless method, make things convenient for monitoring and fault location in system's running, information extraction etc.Simultaneously, the authentication of subcard proposed by the invention can guarantee the different manufacturers security of products, and each producer adjusts the independence of work to its product.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method that realizes multi-point debugging is characterized in that, this method comprises:
Debugging apparatus is selected debugged subcard from a plurality of wait to debug the subcard, and initiation debug command, comprise the subcard information of the debugged subcard that described debugging apparatus obtains in advance in the described debug command, wherein, described subcard information comprises subcard sequence number and/or subcard state information;
Subcard described to be debugged receives described debug command, and carry out authentication processing according to the subcard information that comprises in the described debug command, subcard by authentication processing is set up wireless connections as debugged subcard and described debugging apparatus, and described debugging apparatus carries out debugging operations by these wireless connections to debugged subcard.
2. the method for claim 1 is characterized in that, describedly waits to debug subcard and carries out authentication processing according to the subcard information that comprises in the described debug command and refer to:
Subcard described to be debugged obtains the subcard information in the described debug command, judge that whether the subcard information obtained be complementary with the subcard information of this subcard, wherein, when the subcard information of the subcard information of being obtained and this subcard is complementary, then think and pass through authentication processing.
3. method as claimed in claim 1 or 2 is characterized in that,
Described debugging apparatus is selected before the debugged subcard from a plurality of wait to debug the subcard, also waits to debug subcard and sends querying command to described;
Subcard described to be debugged receives described querying command, then feeds back the subcard information of this subcard to described debugging apparatus.
4. method as claimed in claim 3 is characterized in that,
Described debugging apparatus is initiated querying command and debug command with the frame form, described frame comprises lead code, sequence number, state, payload carrying and check field at least, wherein, the frame sequence number and the mode field that are used for initiating described querying command are invalid value, the frame sequence-number field that is used for initiating described debug command is indicated the subcard sequence number of described debugged subcard, and mode field is indicated the subcard state information of described debugged subcard.
5. method as claimed in claim 4 is characterized in that,
Also comprise trading company of factory field in the described frame, wherein, described debugging apparatus is provided with the value of trading company of described factory field at the frame that is used for initiating described querying command, to inquire about the subcard information of waiting to debug subcard of the indicated manufacturers produce of this value.
6. a device of realizing multi-point debugging is characterized in that, this device comprises debugging module, is positioned at the radio receiving transmitting module of debugging module side, is positioned at and respectively waits to debug the radio receiving transmitting module of daughter card side and be positioned at the authentication module of respectively waiting to debug daughter card side, wherein:
Described debugging module, be used for waiting to debug subcard and selecting debugged subcard from a plurality of, and initiate debug command to the described debugging module side radio receiving transmitting module that is positioned at, the subcard information that comprises the debugged subcard that obtains in advance in the described debug command, wherein, described subcard information comprises subcard sequence number and/or subcard state information;
The described radio receiving transmitting module that is positioned at the debugging module side, be used to receive described debug command, and described debug command sent to the described radio receiving transmitting module of waiting to debug daughter card side that is positioned at, and set up wireless connections with the radio receiving transmitting module of described debugged daughter card side;
The described radio receiving transmitting module of waiting to debug daughter card side that is positioned at, be used to receive described debug command, and described debug command sent to the authentication module of originally waiting to debug daughter card side, and, set up wireless connections with the described radio receiving transmitting module that is positioned at the debugging module side according to the notice of the authentication module of originally waiting to debug daughter card side;
The described authentication module of waiting to debug daughter card side that is positioned at, the subcard information that is used for comprising according to described debug command is carried out authentication processing, and when the authentication processing, notice waits that originally the radio receiving transmitting module of debugging daughter card side sets up wireless connections with the radio receiving transmitting module that is positioned at the debugging module side.
7. device as claimed in claim 6 is characterized in that,
The described authentication module of waiting to debug daughter card side that is positioned at, obtain the subcard information in the described debug command, judge whether the subcard information of being obtained is complementary with originally waiting the subcard information of debugging subcard, when the subcard information of being obtained with originally wait that the subcard information of debugging subcard is complementary, and then thinks and passes through authentication processing.
8. as claim 6 or 7 described devices, it is characterized in that,
Described debugging module also is used for by the described radio receiving transmitting module that is positioned at the debugging module side to waiting that the authentication module of debugging daughter card side sends querying command, and receives and preserve the described subcard information of waiting to debug the authentication module feedback of daughter card side;
The described authentication module of waiting to debug daughter card side that is positioned at also is used for waiting that by described being positioned at the radio receiving transmitting module of debugging daughter card side receives described querying command, and feeds back the subcard information of originally waiting to debug subcard to described debugging module.
9. device as claimed in claim 8 is characterized in that,
Described debugging module is initiated querying command and debug command with the frame form, described frame comprises lead code, sequence number, state, payload carrying and check field at least, wherein, the frame sequence number and the mode field that are used for initiating described querying command are invalid value, the frame sequence-number field that is used for initiating described debug command is indicated the subcard sequence number of described debugged subcard, and mode field is indicated the subcard state information of described debugged subcard.
10. device as claimed in claim 9 is characterized in that,
Also comprise trading company of factory field in the described frame, wherein, described debugging module is provided with the value of trading company of described factory field at the frame that is used for initiating described querying command, to inquire about the subcard information of waiting to debug subcard of the indicated manufacturers produce of this value.
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Application publication date: 20101124 |