CN104657301B - Mobile terminal, electronic equipment and Serial Port Transmission method and system - Google Patents
Mobile terminal, electronic equipment and Serial Port Transmission method and system Download PDFInfo
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- CN104657301B CN104657301B CN201310585949.8A CN201310585949A CN104657301B CN 104657301 B CN104657301 B CN 104657301B CN 201310585949 A CN201310585949 A CN 201310585949A CN 104657301 B CN104657301 B CN 104657301B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0002—Serial port, e.g. RS232C
Abstract
The invention discloses a kind of mobile terminal, electronic equipment and Serial Port Transmission method and system, the Serial Port Transmission method and step is as follows：One first serial of mobile terminal sends a connection request every a time interval to a second serial of electronic equipment；Second serial sends one to first serial and represents that the first information of data will be sent；First serial sends second information for representing to prepare to receive data to second serial, stops sending the connection request；Second serial sends data to first serial；First serial sends one to second serial and represents to receive the 3rd information of data；Second serial judges whether to receive the 3rd information within a period, if so, terminating flow, if it is not, second serial sends the first information to first serial, first serial receives the first information, and sends the second information to second serial.The present invention not only without significantly alterring circuit but also can realize interactive transmission data, had the advantages that reliable, stable.
Description
Technical field
The present invention relates to a kind of Serial Port Transmission method of mobile terminal, electronic equipment and mobile terminal and electronic equipment, move
The Serial Port Transmission system of dynamic terminal and electronic equipment.
Background technology
Conventional portable electronic Medical Devices and mobile phone belong to non intelligent low power consuming devices, general to be powered using battery,
Operating voltage is between 3.0~4.0V, and the operating voltage of interior data transmission circuit is general in 3.0V or so, two kinds of equipment it
Between if to carry out data transmission, it will usually run into following problem：
1）If using general Mini USB between electromedical equipment and mobile phone（Mini USB, it is a kind of
The interface being commonly used in the equipment such as digital camera and video camera, mobile hard disk）Pattern enters row data communication, then requires wherein one
Fang Bixu uses holotype, and the opposing party uses slave pattern, and is used as a side of holotype, it is necessary to can provide USB（General serial
Bus）Control voltage（4.5~5V）, this data transmission circuit to equipment changes larger, and power consumption is higher, if equipment
Frequency of use is higher, will greatly shorten battery-powered time；
2）If using common RS232 between electromedical equipment and mobile phone（Proposed standard 232）The communication of ad-hoc mode
Mode,, can only be by so can not initiate normally to connect session because either party can not judge whether data link is normal
Certain frequency poll interception data interface, can not both ensure the stability of data transfer, and under device standby state also
The power consumption of power supply increase equipment is maintained to data-interface.
The content of the invention
In order to overcome existing mobile terminal and electric room significantly to change using Mini USB modes transmission data
Become circuit, the defect of master/slave communication mode can not be realized using the progress of RS232 ad-hoc modes, the invention provides a kind of energy
Not only without significantly alterring circuit but also the mobile terminal of interactive transmission data and the Serial Port Transmission method of electronic equipment can be realized.
The present invention is to solve above-mentioned technical problem by following technical proposals：
A kind of Serial Port Transmission method of mobile terminal and electronic equipment, is characterized in, the Serial Port Transmission method and step is such as
Under：
S1, the mobile terminal a first serial every a second serial from a time interval to the electronic equipment send out
Send a connection request；
S2, the second serial receives the connection request, and sends one to the first serial and represent to send
The first information of data；
S3, the first serial receives the first information, and sends one to the second serial and represent to prepare to receive
Second information of data, stops sending the connection request；
S4, the second serial receives second information, and sends data to the first serial；
S5, the first serial receives the data, and sends one to the second serial and represent to receive the number
According to the 3rd information；
S6, the second serial judge whether to receive the 3rd information within a period, if so, terminate flow,
If it is not, performing S7；
S7, the second serial send the first information to the first serial, the first serial receives described
The first information, and second information is sent to the second serial, then perform S4。
After the mobile terminal and the electronic equipment set up communication, the mobile terminal can be actively to the electricity
Sub- equipment initiates connection dialogue, asks the electronic equipment to send data.The interaction of information ensure that data transfer between the two
Stability and reliability.
It is preferred that S2For：The second serial receives the connection request, and judges that the one of the electronic equipment indicates
Whether the parameter of data transfer is virtual value, if so, the first information is sent to the first serial, if it is not, terminating flow；
S6For：The second serial judges whether to receive the 3rd information within a period, if so, by the ginseng
Number is set to invalid value, then terminates flow, if it is not, performing S7。
It so can determine that the electronic equipment includes that the data of the mobile phone can be sent to, it is determined that there is data to carry out again
Subsequent step, flow is terminated without data, improves transmission efficiency, it is to avoid the electronic equipment is countless in subsequent step
Mistake is caused according to that can pass.
It is preferred that S6For：The second serial judges whether to receive the 3rd information within a period, if so,
The data are marked, if it is not, performing S7；
S2For：The second serial receives the connection request, and judges whether the data being ready for sending are labeled, if
It is to terminate flow, if it is not, sending the first information to the first serial；
Or,
S6For：The second serial judges whether to receive the 3rd information within a period, if so, removing described
Data, if it is not, performing S7。
Avoid sending the Data duplication being transmitted across by this scheme, improve efficiency of transmission.
It is preferred that the first serial is USB port, or Mini USB ports；The second serial is USB port, or Mini
USB port, or COBBAIF.
It is preferred that the first serial and the second serial are 10pin Mini USB ports（10 pin Mini
USB）, two of the Mini USB ports hanging pins are respectively set into one is used to send the connection request, described first
Information, second information, the data or the output pin of the 3rd information and one are used to receive the connection request, institute
State the input pin of the first information, second information, the data or the 3rd information.Usual 10pin Mini USB
Mouth has 5 hanging pins, by setting the definition of the hanging pin of two of which to reach the effect of transmission data.
The present invention also provides a kind of mobile terminal, is characterized in, the mobile terminal includes a first serial, described first
Serial ports is used to send a connection request to an electronic equipment every a time interval；Sending an expression in the electronic equipment is
The first information after the first information for sending data, will be received, and one is sent to the electronic equipment and represents to prepare to receive
Second information of data, stops sending the connection request；After the electronic equipment sends data, the data are received,
And send the 3rd information that an expression receives the data to the electronic equipment.
It is preferred that the first serial is 10pin Mini USB ports, by two of the Mini USB ports hanging pins
Being respectively set to an output pin and one for being used to send the connection request, second information and the 3rd information is used for
Receive the input pin of the first information and the data.
The present invention also provides a kind of electronic equipment, is characterized in, the electronic equipment includes a second serial, described second
Serial ports is used for after a mobile terminal sends connection request, receives the connection request, and send one to the mobile terminal
Expression will send the first information of data；After the mobile terminal sends second information for representing preparation reception data,
Second information is received, and data are sent to the mobile terminal；Judge whether to receive described within a period
Three information, if so, terminating operation, if it is not, sending the first information to the mobile terminal.
It is preferred that the second serial be additionally operable to judge the one of the electronic equipment indicate data transfer parameter whether
For virtual value, if so, the first information is sent to the first serial, if it is not, terminating operation；Judge whether in a period
The 3rd information is inside received, if so, the parameter is set into invalid value, then terminates operation, if it is not, to the movement
Terminal sends the first information.
It is preferred that the second serial is additionally operable to judging whether that it is yes to receive the 3rd information within a period
When, mark the data；Judge whether the data that are ready for sending are labeled, if so, terminate operation, if it is not, to described first
Serial ports sends one and represents that the first information of data will be sent；
Or,
The electronic equipment is additionally operable to, when judging whether to receive the 3rd information within a period to be, remove
The data.
It is preferred that the Mini USB ports of the second serial 10pin, by two of the Mini USB ports hanging pins point
Not being set to one is used to send the first information or the output pin of the data and one for receiving the connection request, institute
State the input pin of the second information or the 3rd information.
It is preferred that the electronic equipment is electromedical equipment.The electromedical equipment includes：Sphygmomanometer, blood glucose meter,
Electrocardioscanner etc..
The present invention also provides the Serial Port Transmission system of a kind of mobile terminal and electronic equipment, is characterized in, it includes above-mentioned
Mobile terminal and above-mentioned electronic equipment.
It is preferred that the mobile terminal is connected with the electronic equipment by a data wire.The two ends of the data wire point
Serial ports not with the mobile terminal, the electronic equipment matches.
The positive effect of the present invention is：The Serial Port Transmission method of mobile terminal and electronic equipment causes the movement
Dialog interaction is realized between terminal and the electronic equipment, the stability and reliability of data transfer, the movement is improved
Terminal and the electronic equipment need not be changed significantly circuit, only existing serial ports simply need to be set and be added
Respective communication function can be realized as, and reduce power consumption.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the embodiment 1 of the Serial Port Transmission method of mobile terminal of the present invention and electronic equipment.
Fig. 2 is the 10pin of the embodiment 1 of the Serial Port Transmission method of mobile terminal of the present invention and electronic equipment Mini USB
Structural representation.
Fig. 3 is the schematic flow sheet of the embodiment 2 of the Serial Port Transmission method of mobile terminal of the present invention and electronic equipment.
Fig. 4 is the schematic flow sheet of the embodiment 3 of the Serial Port Transmission method of mobile terminal of the present invention and electronic equipment.
Embodiment
The present invention is further illustrated below by the mode of embodiment.
Embodiment 1
There are a mobile phone and a sphygmomanometer, the sphygmomanometer measures user's high pressure 90, low pressure 60 through user after.Now pass through
The data measured are sent to institute by the mobile terminal and the Serial Port Transmission method of electronic equipment that the present invention is provided by the sphygmomanometer
Mobile phone is stated, referring to Fig. 1, method is as follows：
Step 11, a first serial of the mobile phone were sent once every 1 second second serial to the sphygmomanometer
Connection request.
Step 12, the second serial receive the connection request, and will to the expression of first serial transmission one
Send the first information of data.
Step 13, the first serial receive the first information, and send an expression preparation to the second serial
The second information of data is received, stops sending the connection request.
Step 14, the second serial receive second information, and the data measured are sent to the first serial.
Step 15, the first serial receive the data, and represent to receive institute to second serial transmission one
State the 3rd information of data.
Step 16, the second serial judge whether to receive the 3rd information in 1 second, if so, terminate flow,
If it is not, performing step 17.
Step 17, the second serial send the first information to the first serial, and the first serial is received
The first information, and second information is sent to the second serial, then perform step 14.
During actual data communication, sphygmomanometer uses serial communication mode, in accordance with UART（Universal asynchronous receiving-transmitting transmitter）Association
Discuss to mobile phone transmission data.The baud rate of serial communication is 19200, and the serial communication protocol used is as follows：
Start bit：1bit default values：0 data bit：8bit
Parity check bit：1bit default values：0 stop position：1bit
Flow control：Close XonChar：0x11 XoffChar：0x13
The form for the data that sphygmomanometer is transmitted to mobile phone is as follows：
POPULARSTART, Peripheral_Type, Model,（Data1 ..., DataN）, POPULAREND
Wherein, POPULARSTART is used as opening flag；
Peripheral_Type represents peripheral type, for example, peripheral type has 3 kinds：BP、SS、ECG；Wherein BP represents blood
Pressure meter, SS represents blood glucose meter, and ECG represents electrocardioscanner；
Model table shows the concrete model of peripheral hardware, is specified by providing peripherals manufacturer, consistent with product packaging explanation；
（Data1 ..., DataN）The measurement data of peripheral hardware is represented, DataX is represented between measurement parameter, multiple measurement parameters
Separated with comma, i.e.,：（Measurement parameter 1, measurement parameter 2 ..., measurement parameter n）；
POPULAREND is used as end mark.
For the present embodiment, the concrete model of sphygmomanometer is 123, and the content for the data to be transmitted is：POPULARSTART,
BP, 123,（90,60）, POPULAREND
The content of the first information is：
POPULARSTART, BP, 123, OK, POPULAREND
Existing mobile phone generally uses Micro-USB mouthfuls or 5pin of Mini USB ports, and the mobile phone of the present embodiment
The second serial of first serial and sphygmomanometer all uses 10pin Mini USB ports.Referring to Fig. 2, Mini USB are usually trapezoidal,
The wide 5pin in top, is the USB interface of standard, by it is left-to-right be VBUS31, USB_DM32, USB_DP33, USB_ID34 successively
（Typically meet GND）, GND35, bottom it is narrow be also 5pin, vacantly, can be by User Defined.
A kind of self-defined mode that the present embodiment is used is：The narrow 5pin in the first serial bottom is successively by left-to-right
TXD（Output）、RXD（Input）, MIC, AUDIO_R, AUDIO_L, by the 3pin in the narrow 5pin in the second serial bottom according to
It is secondary to be defined as RXD（Input）、TXD（Output）、GND.
The first serial is used to send a connection request to the second serial every 1 second；In the described second string
Mouth is sent after the first information, receives the first information, and sends second information to the second serial, is stopped
Send the connection request；After the second serial sends the data, the data are received, and to the second serial
Send the 3rd information.
The TXD of the first serial is used to send the connection request, second information or the 3rd information, described
The RXD of second serial is used to receive the first information or the data.
The second serial is used for after the first serial sends the connection request, receives the connection request,
And send the first information to the first serial；After the first serial sends second information, receive described
Second information, and send data to the first serial；Judge whether to receive the 3rd information within a period, if
It is to terminate flow, if it is not, sending the first information to the first serial.
The TXD of the second serial is used to send the first information or the data, and the RXD of the second serial is used for
Receive the connection request, second information or the 3rd information.
The first serial is connected with the second serial by a data wire, the interface difference at the two ends of the data wire
Match with the first serial and the second serial, constitute a Serial Port Transmission system.
Embodiment 2
There are a mobile phone and a sphygmomanometer, the sphygmomanometer measures user's high pressure 90, low pressure 60 through user after.It will measure
Data mobile phone is sent to by blood pressure instrument.Referring to Fig. 3, the Serial Port Transmission method of mobile phone and sphygmomanometer is as follows：
Step 20, judge whether the first serial of the mobile phone has DTR（Data Terminal Ready, data terminal is just
Thread）Signal, if so, representing the mobile phone and the sphygmomanometer successful connection, performs step 21, if it is not, terminating flow.
Step 21, the first serial sent a connection request every 1 second second serial to the sphygmomanometer.
Step 22, the second serial receive the connection request, and judge that the one of the sphygmomanometer indicates data
Whether the parameter of transmission is 1, if so, sending one to the first serial represents that the first information of data will be sent, if it is not, knot
Line journey.
Step 23, the first serial receive the first information, send the prompt tone of " tick, tick, ticking ", and to described
Second serial sends second information for representing to prepare to receive data, stops sending the connection request.
Step 24, the second serial receive second information, and send data to the first serial.
Step 25, the first serial receive the data, and represent to receive institute to second serial transmission one
State the 3rd information of data.
Step 26, the second serial judge whether to receive the 3rd information in 1 second, if so, removing described
The parameter is simultaneously set to 0 by data, and display one points out user data to receive, please pull out the prompt message of data wire, institute
It can be voice messaging or text information to state prompt message, then terminate flow；If it is not, performing step 27.
Step 27, the second serial send the first information to the first serial, and the first serial is received
The first information, and second information is sent to the second serial, then perform step 24.
The first serial is used to determine whether DTR signals, if so, being sent once to the second serial every 1 second
Connection request, if it is not, terminating operation；After the second serial sends the first information, the first information is received, is sent out
Go out the prompt tone of " tick, tick, ticking ", and second information is sent to the second serial, stop sending the connection request；
The second serial is sent after data, receives the data, and send the 3rd information to the second serial.
The TXD of the first serial is used to send the connection request, second information or the 3rd information, described
The RXD of first serial is used to receive the first information or the data.
The second serial is used for after the first serial sends the connection request, receives the connection request,
Whether be 1, if so, the first information is sent to the first serial, if it is not, terminating operation if judging the parameter；Described
First serial is sent after second information, receives second information, and send data to the first serial；Judgement is
It is no that the 3rd information was received in 1 second, if so, removing the data and the parameter being set into 0, carried described in display
Show information, if it is not, sending the first information to the first serial.
The TXD of the second serial is used to send the first information or the data, and the RXD of the second serial is used for
Receive the connection request, second information or the 3rd information.
The serial ports of mobile phone and sphygmomanometer can also use real by self-defined just energy except the Mini USB ports using 10pin
Other serial ports of existing above-mentioned functions.
Embodiment 3
The present embodiment and embodiment 2 are essentially identical, unlike, referring to Fig. 4：
Step 22 is：The second serial receives the connection request, and judges whether the data being ready for sending are labeled
Cross, if so, terminating flow, if it is not, sending the first information to the first serial.
Step 26 is：The second serial judges whether to receive the 3rd information within a period, if so, mark
The data, if it is not, performing step 27.
The first serial of the present embodiment, the first serial of the second serial and embodiment 2, second serial are essentially identical,
Unlike, the second serial is used for after the first serial sends the connection request, receives the connection request,
Judge whether the data being ready for sending are labeled, if so, terminating operation, if it is not, sending described first to the first serial
Information；After the first serial sends second information, second information is received, and send to the first serial
Data；Judge whether to receive the 3rd information in 1 second, if so, the data are marked, if it is not, going here and there to described first
Mouth sends the first information.
Although the foregoing describing the embodiment of the present invention, it will be appreciated by those of skill in the art that these
It is merely illustrative of, protection scope of the present invention is defined by the appended claims.Those skilled in the art is not carrying on the back
On the premise of principle and essence from the present invention, various changes or modifications can be made to these embodiments, but these are changed
Protection scope of the present invention is each fallen within modification.
Claims (14)
1. a kind of Serial Port Transmission method of mobile terminal and electronic equipment, it is characterised in that the Serial Port Transmission method and step is such as
Under：
S1, the mobile terminal a first serial every a second serial from a time interval to the electronic equipment send one
Secondary connection request；
S2, the second serial receives the connection request, and sends one to the first serial and represent that data will be sent
The first information；
S3, the first serial receives the first information, and sends one to the second serial and represent to prepare to receive data
Second information, stops sending the connection request；
S4, the second serial receives second information, and sends data to the first serial；
S5, the first serial receive the data, and to the second serial send one represent to receive the data the
Three information；
S6, the second serial judge whether to receive the 3rd information within a period, if so, terminate flow, if it is not,
Perform S7；
S7, the second serial send the first information to the first serial, the first serial receives first letter
Breath, and second information is sent to the second serial, then perform S4。
2. the Serial Port Transmission method of mobile terminal as claimed in claim 1 and electronic equipment, it is characterised in that
S2For：The second serial receives the connection request, and judges the one of the electronic equipment ginseng for indicating data transfer
Whether number is virtual value, if so, the first information is sent to the first serial, if it is not, terminating flow；
S6For：The second serial judges whether to receive the 3rd information within a period, if so, the parameter is set
Invalid value is set to, then terminates flow, if it is not, performing S7。
3. the Serial Port Transmission method of mobile terminal as claimed in claim 1 and electronic equipment, it is characterised in that S6For：Described
Two serial ports judge whether to receive the 3rd information within a period, if so, the data are marked, if it is not, performing S7；
S2For：The second serial receives the connection request, and judges whether the data being ready for sending are labeled, if so, knot
Line journey, if it is not, sending the first information to the first serial；
Or,
S6For：The second serial judges whether to receive the 3rd information within a period, if so, the data are removed,
If it is not, performing S7。
4. the Serial Port Transmission method of mobile terminal as claimed in claim 1 and electronic equipment, it is characterised in that first string
Mouthful it is USB port, or Mini USB ports；The second serial is USB port, or Mini USB ports, or COBBAIF.
5. the Serial Port Transmission method of mobile terminal as claimed in claim 1 and electronic equipment, it is characterised in that first string
Mouth and the second serial are 10pin Mini USB ports, and two of the Mini USB ports hanging pins are set respectively
It is used to send the defeated of the connection request, the first information, second information, the data or the 3rd information for one
Going out pin and one is used to receive the connection request, the first information, second information, the data or the 3rd letter
The input pin of breath.
6. a kind of mobile terminal, it is characterised in that the mobile terminal includes a first serial, the first serial be used for every
One time interval sends a connection request to an electronic equipment second serial；A table is sent in the electronic equipment second serial
Showing to send after the first information of data, receive the first information, and send one to the electronic equipment second serial
The second information for preparing to receive data is represented, stops sending the connection request；Number is sent in the electronic equipment second serial
According to rear, the data are received, and the 3rd letter that an expression receives the data is sent to the electronic equipment second serial
Breath.
7. mobile terminal as claimed in claim 6, it is characterised in that the first serial is 10pin Mini USB ports, will
The hanging pin of two of the Mini USB ports, which is respectively set to one, to be used to send the connection request, second information and institute
The output pin and one of stating the 3rd information are used for the input pin for receiving the first information and the data.
8. a kind of electronic equipment, it is characterised in that the electronic equipment includes a second serial, the second serial is used for one
Mobile terminal first serial is sent after connection request, receives the connection request, and send out to the mobile terminal first serial
An expression is sent to send the first information of data；One is sent in the mobile terminal first serial to represent to prepare to receive data
After second information, second information is received, and data are sent to the mobile terminal first serial；Judge whether for the moment
Between receive the 3rd information in section, if so, terminating operation, if it is not, sending first letter to the mobile terminal first serial
Breath.
9. electronic equipment as claimed in claim 8, it is characterised in that the second serial is additionally operable to judge the electronic equipment
One indicate whether the parameter of data transfer is virtual value, if so, sending described first to the mobile terminal first serial
Information, if it is not, terminating operation；Judge whether to receive the 3rd information within a period, if so, by the parameter setting
For invalid value, then terminate operation, if it is not, sending the first information to the mobile terminal first serial.
10. electronic equipment as claimed in claim 8, it is characterised in that the second serial is additionally operable to judging whether one
The 3rd information is received in period when being, to mark the data；Judge whether the data being ready for sending are labeled,
If so, terminating operation, if it is not, sending one to the mobile terminal first serial represent that the first information of data will be sent；
Or,
The electronic equipment is additionally operable to, when judging whether to receive the 3rd information within a period to be, remove described
Data.
11. electronic equipment as claimed in claim 8, it is characterised in that the Mini USB ports of the second serial 10pin, will
The hanging pin of two of the Mini USB ports is respectively set to the output for being used to send the first information or the data
Pin and an input pin for receiving the connection request, second information or the 3rd information.
12. electronic equipment as claimed in claim 8, it is characterised in that the electronic equipment is electromedical equipment.
13. the Serial Port Transmission system of a kind of mobile terminal and electronic equipment, it is characterised in that it is included such as the institute of claim 6 or 7
The mobile terminal and the electronic equipment as described in any one in claim 8-12 stated.
14. the Serial Port Transmission system of mobile terminal as claimed in claim 13 and electronic equipment, the mobile terminal and described
Electronic equipment is connected by a data wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310585949.8A CN104657301B (en) | 2013-11-20 | 2013-11-20 | Mobile terminal, electronic equipment and Serial Port Transmission method and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310585949.8A CN104657301B (en) | 2013-11-20 | 2013-11-20 | Mobile terminal, electronic equipment and Serial Port Transmission method and system |
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| Publication Number | Publication Date |
|---|---|
| CN104657301A CN104657301A (en) | 2015-05-27 |
| CN104657301B true CN104657301B (en) | 2017-08-08 |
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| WO2003061247A2 (en) * | 2002-01-17 | 2003-07-24 | Gemplus | Loading data in a mobile station equipment using a proactive sim card |
| CN101101567A (en) * | 2007-08-17 | 2008-01-09 | 中兴通讯股份有限公司 | Double serial port communication monitoring system and method |
| CN102231667A (en) * | 2011-07-29 | 2011-11-02 | 飞天诚信科技股份有限公司 | Method and device for registering serial device |
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| Publication number | Publication date |
|---|---|
| CN104657301A (en) | 2015-05-27 |
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