CN113242536A - Bluetooth communication method and Bluetooth handwriting communication system - Google Patents

Bluetooth communication method and Bluetooth handwriting communication system Download PDF

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Publication number
CN113242536A
CN113242536A CN202110398339.1A CN202110398339A CN113242536A CN 113242536 A CN113242536 A CN 113242536A CN 202110398339 A CN202110398339 A CN 202110398339A CN 113242536 A CN113242536 A CN 113242536A
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China
Prior art keywords
bluetooth
handwriting
hid
mode
transparent transmission
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CN202110398339.1A
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CN113242536B (en
Inventor
彭姣
谭煌
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Shenzhen Huewang Trend Technology Co ltd
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Shenzhen Huion Animation Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides a Bluetooth communication method, which comprises the following steps: the Bluetooth host is connected with the Bluetooth slave through Bluetooth; the Bluetooth slave is in an HID mode, generates operation data and sends the operation data in an HID format to the Bluetooth host; a driving program installed on the Bluetooth host machine acquires product parameters of the Bluetooth slave machine, and switches the Bluetooth slave machine from the HID mode to a transparent transmission mode; and the driving program acquires the product model of the Bluetooth slave machine, and the Bluetooth slave machine sends the operation data in a transparent transmission format to the driving program. The Bluetooth communication method is suitable for various operating systems, has good compatibility and can more perfectly realize the function of the Bluetooth slave machine. The invention also provides a Bluetooth handwriting communication system.

Description

Bluetooth communication method and Bluetooth handwriting communication system
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of computer peripheral equipment, in particular to a Bluetooth communication method and a Bluetooth handwriting communication system.
[ background of the invention ]
The handwriting pad, also known as hand drawing board is input device's one kind, carries out information interaction with the host computer, prior art one the handwriting pad with through wired connection between the host computer, carry out information interaction, prior art two the handwriting pad with through wireless connection between the host computer, wherein, wireless connection includes the bluetooth connection, through the bluetooth connected mode, the handwriting pad uses more conveniently.
The data transmission mode of the Bluetooth comprises an HID mode and a transparent transmission mode, and the basic functions of the handwriting board, such as positioning, pressure, eraser, different brushes and the like, can be realized through the HID mode. By means of transparent transmission, the expansion functions of the handwriting board can be achieved, such as support of multiple screens, shortcut key function self-definition, pen pressure adjustment, working area zooming and the like. An operating system of an upper computer in the prior art includes windows, macOS, Android, and iOS, and as shown in the following table, only iOS does not support transmission of handwritten data.
Operating system HID mode Transparent transmission mode
windows Support for Support for
macOS Supporting, but not perfect Support for
Android Support for Support for
iOS Support for handwritten data transfer Support for
In addition, different operating system mechanisms and use scenes are different, so that in order to more perfectly realize the functions of the handwriting pad and simultaneously support data transmission in the HID mode and the transparent transmission mode, different processing needs to be performed on different systems in the prior art, and the compatibility is poor.
Therefore, there is a need to provide a new bluetooth communication method to solve the above-mentioned problem of poor compatibility.
[ summary of the invention ]
In order to solve the technical problem of poor compatibility, the invention provides a Bluetooth communication method with good compatibility. The invention also provides a Bluetooth handwriting communication system.
A bluetooth communication method, comprising the steps of:
the Bluetooth host is connected with the Bluetooth slave through Bluetooth;
the Bluetooth slave is in an HID mode, generates operation data and sends the operation data in an HID format to the Bluetooth host;
a driving program installed on the Bluetooth host machine acquires product parameters of the Bluetooth slave machine, and switches the Bluetooth slave machine from the HID mode to a transparent transmission mode;
and the driving program acquires the product model of the Bluetooth slave machine, and the Bluetooth slave machine sends the operation data in a transparent transmission format to the driving program.
Preferably, the transparent transmission format is "packet header + functional code + operational data + check code", the packet header is an access address, the functional code is used for describing the content of the operational data, and the check code is used for ensuring that the transmitted data is valid data.
Preferably, when the bluetooth slave is in the transparent transmission mode, the driver sends an instruction to switch to the HID mode to the bluetooth slave, and the bluetooth slave switches from the transparent transmission mode to the HID mode.
Preferably, the step of acquiring the product parameters of the bluetooth slave by the driver includes:
the driving program sends a product parameter acquisition instruction to the Bluetooth slave;
and the Bluetooth slave machine receives the product parameter acquisition instruction and returns the product parameters to the driving program.
Preferably, the step of acquiring the model number of the bluetooth slave by the driver includes:
the driving program sends a product model obtaining instruction to the Bluetooth slave;
and the Bluetooth slave machine receives the product model acquisition instruction and returns the product model to the driving program.
Preferably, the format of the instruction for acquiring the product parameter, the instruction for acquiring the product model, and the instruction for switching to the HID mode, which are sent from the bluetooth slave to the driver, is "command flag + command index number + command parameter".
A bluetooth handwriting communication system using the bluetooth communication method, the bluetooth handwriting communication system comprising:
the Bluetooth handwriting board generates operation data comprising the HID mode and the transparent transmission mode;
the host is in Bluetooth connection with the Bluetooth handwriting board and receives the operation data in the HID format sent by the Bluetooth handwriting board;
and the driving program is installed in the host, acquires the product parameters of the Bluetooth handwriting board, switches the Bluetooth handwriting board to the transparent transmission mode, acquires the product model of the Bluetooth handwriting board, and receives the operation data of the transparent transmission format sent by the Bluetooth handwriting board.
Preferably, the bluetooth handwriting pad comprises a first operating part and a handwriting area, when the bluetooth handwriting pad is in the HID mode, the operating data generated by the first operating part and the handwriting area is sent to the host in the HID format, and when the bluetooth handwriting pad is in the transparent transmission mode, the operating data generated by the first operating part and the handwriting area is sent to the driver in the transparent transmission format.
Preferably, the bluetooth handwriting pad comprises a second operating element, and when the bluetooth handwriting pad is in the HID mode or the transparent transmission mode, the operation data generated by the second operating element is sent to the host in the HID format.
Preferably, the first operating member and the second operating member are one or more of a key, a knob and a rocker.
Compared with the prior art, in the Bluetooth communication method provided by the invention, the driving program controls the Bluetooth slave machine to switch between the HID mode and the transparent transmission mode, so that the Bluetooth communication method is suitable for various operating systems, has good compatibility and can more perfectly realize the function of the Bluetooth slave machine.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a flow chart of a method of Bluetooth communication according to the present invention;
fig. 2 is a schematic structural diagram of a bluetooth communication system according to the present invention.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a flowchart of a bluetooth communication method disclosed in the present invention includes the following steps:
s01, connecting the Bluetooth host with the Bluetooth slave through Bluetooth;
s02, the Bluetooth slave is in an HID mode, generates operation data and sends the operation data in an HID format to the Bluetooth host;
s03, a driver installed on the Bluetooth host machine obtains product parameters of the Bluetooth slave machine, and switches the Bluetooth slave machine from the HID mode to a transparent transmission mode;
s04, the driver program obtains the product model of the Bluetooth slave machine, and the Bluetooth slave machine sends the operation data in a transparent transmission format to the driver program;
s05, the driver sends an instruction of switching to an HID mode to the Bluetooth slave machine, and the Bluetooth slave machine is switched to the HID mode from the transparent transmission mode;
s06, the Bluetooth host disconnects the Bluetooth connection with the Bluetooth slave.
Wherein, the bluetooth slave can be switched between the HID mode and the transparent transmission mode through the driver at any time as required, i.e., after the S05 is completed, the S03 to S04 can be repeated again.
In addition, the bluetooth host can be disconnected from the bluetooth slave no matter the bluetooth slave is in the HID mode or the transparent transmission mode.
The transparent transmission format is 'packet header + functional code + operation data + check code', the packet header is an access address, the functional code is used for describing the content of the operation data, and the check code is used for ensuring that the transmitted data is valid data.
The step of acquiring the product parameters of the Bluetooth slave machine by the driver comprises the following steps:
s031, the said driver sends out and obtains the order of the parameter of the product to the said bluetooth slave;
and S032, the Bluetooth slave machine receives the instruction for obtaining the product parameters, returns the product parameters to the driver, and switches to the transparent transmission mode.
The step of acquiring the product model of the Bluetooth slave machine by the driving program comprises the following steps:
s041, the driver sends a product model obtaining instruction to the Bluetooth slave;
and S042, the Bluetooth slave machine receives the product model obtaining instruction and returns the product model to the driving program.
The format of the product parameter acquiring instruction, the product model acquiring instruction and the HID mode switching instruction sent by the driver to the Bluetooth slave machine is 'command mark + command index number + command parameter'.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a bluetooth communication system according to the present invention. The bluetooth communication method is used for the bluetooth communication system 10, the bluetooth handwriting communication system 10 includes a bluetooth handwriting pad 11, a host 13, a driver (not shown), and a handwriting pen 15, the driver is installed in the host 13, the bluetooth handwriting pad 11 is used as the bluetooth slave, and the host 13 is used as the bluetooth host, and performs information interaction through bluetooth connection. The handwriting pen 15 writes on the bluetooth handwriting board 11.
In this embodiment, the host 13 is a computer with a windows operating system, and in other embodiments, the host 13 may be a mobile phone with an Android operating system, a mobile phone with an iOS operating system, a computer with a macOS operating system, or the like.
The bluetooth handwriting pad 11 includes a first operation member 111, a second operation member 113, and a handwriting area 115. The first operation member 111 and the second operation member 113 are one or more of a button, a knob, and a rocker. In this embodiment, the first operating member 111 is a knob, and the second operating member 113 is a button. When the first operating member 111 is operated, the second operating member 113 is operated, or the stylus 15 is operated to write in the handwriting area 115, operation data is generated.
The bluetooth handwriting pad 11 comprises the HID mode and the transparent transmission mode. When the bluetooth handwriting pad 11 is in the HID mode, the operation data generated by the first operation element 111, the second operation element 113, and the handwriting area 115 are all sent to the host 13 in the HID format; when the bluetooth handwriting board 11 is in the transparent transmission mode, the operation data generated by the second operation element 113 is sent to the host 13 in the HID format, and the operation data generated by the first operation element 111 and the handwriting area 115 is sent to the driver in the transparent transmission format.
Of course, if the operating system of the host 13 is iOS, the operation data generated by the handwriting area 115 is not received and is transmitted in the HID format, and only the operation data generated by the handwriting area 115 is received and is transmitted in the transparent transmission format.
In this embodiment, the operation data in the transparent transmission format is 14 bytes, as shown in the following table:
0，1 2 3～12 13
wrapping head Function code Operating data Check code
2 bytes 1 byte 10 bytes 1 byte
Of course, in other embodiments, the transparent format length and the byte allocation may be set in other manners.
In this embodiment, the header is fixed to start with 0xAA,0xBB, the check code is a sum check code, and the sum of 2 nd to 12 th bytes takes the lower 8 bits as the sum check code.
Of course, in other embodiments, the packet header and the check code may be set in other manners.
When the bluetooth handwriting system 10 performs bluetooth communication, the method includes the following steps:
s01, broadcasting by the Bluetooth handwriting board 11;
s02, the host 13 searches the Bluetooth handwriting board 11 and initiates a Bluetooth connection request;
and S03, the Bluetooth handwriting board 11 receives the Bluetooth connection request and is connected with the host 13 in a Bluetooth mode.
S04, when the bluetooth tablet 11 is in the HID mode, sending the operation data in the HID format to the host 13;
s05, the driver sends out a command of acquiring product parameters to the Bluetooth handwriting board 11;
s06, the bluetooth tablet 11 receives the instruction for obtaining the product parameter, returns the product parameter to the driver, and switches to the transparent transmission mode;
s07, the driver sends out a command of obtaining the product model to the Bluetooth handwriting board 11;
s08, the Bluetooth handwriting pad 11 receives the instruction for obtaining the product model, and returns the product model to the driver;
s09, the bluetooth tablet 11 sends the transparent transmission format operation data to the driver;
s10, the driver sends an instruction to switch to the HID mode to the bluetooth tablet 11, and the bluetooth tablet 11 switches from the transparent transmission mode to the HID mode;
s11, the host 13 disconnects the bluetooth connection with the bluetooth tablet 11.
In the using process, the user can switch the bluetooth tablet 11 between the HID mode and the transparent transmission mode at any time as required, that is, after the S10 is completed, the S05 to S09 can be repeated again.
In addition, no matter the bluetooth handwriting board 11 is in the HID mode or the transparent transmission mode, the host 13 may disconnect bluetooth from the bluetooth handwriting board 11 according to requirements.
Compared with the prior art, in the Bluetooth communication method provided by the invention, the driving program controls the Bluetooth slave machine to switch between the HID mode and the transparent transmission mode, so that the Bluetooth communication method is suitable for various operating systems, has good compatibility and can more perfectly realize the function of the Bluetooth slave machine.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A bluetooth communication method, comprising the steps of:
the Bluetooth host is connected with the Bluetooth slave through Bluetooth;
the Bluetooth slave is in an HID mode, generates operation data and sends the operation data in an HID format to the Bluetooth host;
a driving program installed on the Bluetooth host machine acquires product parameters of the Bluetooth slave machine, and switches the Bluetooth slave machine from the HID mode to a transparent transmission mode;
and the driving program acquires the product model of the Bluetooth slave machine, and the Bluetooth slave machine sends the operation data in a transparent transmission format to the driving program.
2. The bluetooth communication method according to claim 1, wherein the transparent transmission format is "packet header + function code + operation data + check code", the packet header is an access address, the function code is used to describe the content of the operation data, and the check code is used to ensure that the transmitted data is valid data.
3. The bluetooth communication method according to claim 1, wherein when the bluetooth slave is in the transparent transmission mode, further comprising the steps of:
the driving program sends an instruction of switching to an HID mode to the Bluetooth slave machine, and the Bluetooth slave machine is switched to the HID mode from the transparent transmission mode.
4. The bluetooth communication method according to claim 3, wherein the step of the driver acquiring the product parameters of the bluetooth slave comprises the steps of:
the driving program sends a product parameter acquisition instruction to the Bluetooth slave;
and the Bluetooth slave machine receives the product parameter acquisition instruction, returns the product parameters to the driving program, and simultaneously switches to the transparent transmission mode.
5. The bluetooth communication method according to claim 4, wherein the driver acquiring the product model of the bluetooth slave comprises the steps of:
the driving program sends a product model obtaining instruction to the Bluetooth slave;
and the Bluetooth slave machine receives the product model acquisition instruction and returns the product model to the driving program.
6. The bluetooth communication method according to claim 5, wherein the format of the get product parameter command, the get product model command and the switch to HID mode command sent from the driver to the bluetooth slave is "command flag + command index number + command parameter".
7. A bluetooth handwriting communication system employing the bluetooth communication method according to any of claims 1-6, said bluetooth handwriting communication system comprising:
the Bluetooth handwriting board generates operation data comprising the HID mode and the transparent transmission mode;
the host is in Bluetooth connection with the Bluetooth handwriting board and receives the operation data in the HID format sent by the Bluetooth handwriting board;
and the driving program is installed in the host, acquires the product parameters of the Bluetooth handwriting board, switches the Bluetooth handwriting board to the transparent transmission mode, acquires the product model of the Bluetooth handwriting board, and receives the operation data of the transparent transmission format sent by the Bluetooth handwriting board.
8. The bluetooth handwriting communication system according to claim 7, wherein said bluetooth handwriting pad comprises a first operating element and a handwriting area, when said bluetooth handwriting pad is in said HID mode, said operating data generated by said first operating element and said handwriting area is sent to said host in said HID format, when said bluetooth handwriting pad is in said transparent transmission mode, said operating data generated by said first operating element and said handwriting area is sent to said driver in said transparent transmission format.
9. The bluetooth handwriting communication system according to claim 8, characterized in that said bluetooth handwriting pad comprises a second operation element, and when said bluetooth handwriting pad is in said HID mode or said pass-through mode, said operation data generated by said second operation element is sent to said host in said HID format.
10. The bluetooth handwriting communication system according to claim 9, wherein said first and second operating members are one or more of a key, a knob and a rocker.
CN202110398339.1A 2021-04-14 2021-04-14 Bluetooth communication method and Bluetooth handwriting communication system Active CN113242536B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011022965A1 (en) * 2009-08-27 2011-03-03 中兴通讯股份有限公司 Bluetooth function providing method and terminal for computer
CN202976058U (en) * 2012-10-25 2013-06-05 张巍巍 Bluetooth wireless game controller
CN110049475A (en) * 2019-04-22 2019-07-23 广定科技(上海)有限公司 A kind of man-machine interaction method and system of electronic ruler
CN112114683A (en) * 2020-08-07 2020-12-22 西安电子科技大学 Information input control method, system, device, keyboard and intelligent equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011022965A1 (en) * 2009-08-27 2011-03-03 中兴通讯股份有限公司 Bluetooth function providing method and terminal for computer
CN202976058U (en) * 2012-10-25 2013-06-05 张巍巍 Bluetooth wireless game controller
CN110049475A (en) * 2019-04-22 2019-07-23 广定科技(上海)有限公司 A kind of man-machine interaction method and system of electronic ruler
CN112114683A (en) * 2020-08-07 2020-12-22 西安电子科技大学 Information input control method, system, device, keyboard and intelligent equipment

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Address after: 518108 1st Floor, Building 1, Huiwang Science and Technology Park, Shiyan Street, Tangtou Community, Shiyan Street, Baoan District, Shenzhen, Guangdong Province

Patentee after: Shenzhen Huewang Trend Technology Co.,Ltd.

Address before: 518103 building 28, area 4, Huaide Cuigang Industrial Park, Fuyong street, Bao'an District, Shenzhen City, Guangdong Province

Patentee before: SHENZHEN HUION ANIMATION TECHNOLOGY Co.,Ltd.

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