CN209526732U - The interface change-over device of communication equipment - Google Patents
The interface change-over device of communication equipment Download PDFInfo
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- CN209526732U CN209526732U CN201822122325.3U CN201822122325U CN209526732U CN 209526732 U CN209526732 U CN 209526732U CN 201822122325 U CN201822122325 U CN 201822122325U CN 209526732 U CN209526732 U CN 209526732U
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- 238000004891 communication Methods 0.000 title claims abstract description 104
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 4
- 238000010295 mobile communication Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 101100451536 Arabidopsis thaliana HSD2 gene Proteins 0.000 description 1
- 101100451537 Caenorhabditis elegans hsd-1 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of interface change-over devices of communication equipment, the communication equipment includes USB connector and at least two communication modules, the communication module includes the first communication module and the second communication module, each communication module is correspondingly arranged on interface, described device includes the switch control module for switching connection distinct interface, and the USB connector is connect by the switch control module with the communication module.The utility model relates to mobile communication technology fields, a kind of interface change-over device of communication equipment, USB connector is connect by switch control module with communication module, and then switches and connect different communication modules, realize the switching between USB connector and different serial ports, compared with the prior art is using manual welding, debugging is more convenient, and data are more accurate when debugging.
Description
Technical field
The present invention relates to mobile communication technology field more particularly to a kind of interface change-over devices of communication equipment.
Background technique
McWiLL:Multi-Carrier Wireless Information Local Loop, multi-carrier-wave wireless information sheet
Ground loop is a kind of wireless access wide band technology.
Common mobile phone, intelligence wearing, the equipment such as vehicle mobile terminals be all using the design of list communication module, and for
It is some to be related to two communication modules even mobile terminal of three communication modules, since the control interface of multiple communication modules is more than
One kind, in development phase, if necessary to debug, conventional circuit main board be related to can not being compatible with USB interface and different serial ports it
Between mutual switching, existing way is that interface testing point is reserved on circuit main board, from string by the way of manual welding
The mode of mouth test point fly line connects serial ports, but all data that this mode is obtained in debugging will appear deviation, and every tune
One piece of circuit main board is tried to require to weld manually, it has not been convenient to.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention
One purpose is to provide a kind of interface change-over device of communication equipment, facilitates debugging, and data are more accurate when debugging.
The technical scheme adopted by the invention is that: a kind of interface change-over device of communication equipment, the communication equipment include
USB connector and at least two communication modules, the communication module include the first communication module and the second communication module, Mei Getong
News module is correspondingly arranged on interface, and described device includes the switch control module for switching connection distinct interface, and the USB connects
Device is connect to connect by the switch control module with the communication module.
As a further improvement of the foregoing solution, the switch control module includes that the first analog switch and the second simulation are opened
It closes, the USB connector is connect by connecting first analog switch with first communication module, the USB connector
It is connect by connecting second analog switch with second communication module.
As a further improvement of the foregoing solution, the communication equipment further includes master control communication module, the USB connection
Device is connect by connecting first analog switch with the master control communication module.
As a further improvement of the foregoing solution, first communication module is RDA communication module, the second communication mould
Block is McWiLL communication module.
As a further improvement of the foregoing solution, the master control communication module has GPIO interface, the GPIO interface point
It is not connect with first analog switch and second analog switch, according to the control of the level state of the GPIO interface
The operating status of first analog switch and second analog switch.
As a further improvement of the foregoing solution, the master control communication module uses MSM8905 chip.
The beneficial effects of the present invention are:
A kind of interface change-over device of communication equipment, USB connector are connect by switch control module with communication module, into
And switch and connect different communication modules, it realizes the switching between USB connector and different serial ports, uses manual welding with the prior art
It connects and compares, debugging is more convenient, and data are more accurate when debugging.
Detailed description of the invention
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing:
Fig. 1 is a kind of interface change-over device module frame chart of communication equipment of the present invention；
Fig. 2 (a) to Fig. 2 (c) is a kind of interface change-over device circuit diagram of communication equipment of the present invention；
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
Embodiment one
A kind of interface change-over device of communication equipment, communication equipment include USB connector and at least two communication modules,
In, communication module includes the first communication module and the second communication module, and each communication module is correspondingly arranged on interface, the device packet
The switch control module for switching connection distinct interface is included, USB connector is connect by switch control module with communication module.
Fig. 1 is a kind of interface change-over device module frame chart of communication equipment of the present invention, referring to Fig.1, switch control module packet
The first analog switch and the second analog switch are included, USB connector passes through the first analog switch module of connection and the first communication module
Connection, USB connector is connect by connecting the second analog switch module with the second communication module, in the present embodiment, the first communication
Module is RDA communication module, and RDA communication module uses RDA6625E chip, and the second communication module is McWiLL communication module,
McWiLL communication module uses XWBP02C chip.
In the present embodiment, communication equipment further includes master control communication module, USB connector by the first analog switch of connection with
The connection of master control communication module, master control communication module use MSM8905 chip.
Fig. 2 (a) to Fig. 2 (c) is a kind of interface change-over device circuit diagram of communication equipment of the present invention, referring to Fig. 2 (a), Fig. 2
(b) and Fig. 2 (c), RDA communication module have first serial, and first serial includes HST_RXD pin and HST_TXD pin, master
Controlling communication module includes GPIO interface and USB interface, and GPIO interface includes GPIO36_USB_SW_EN pin, and USB interface includes
USB_HS_D_P pin and USB_HS_D_M pin, McWiLL communication module include second serial, and second serial includes
MCWILL_USB_DP pin and MCWILL_USB_DM pin.In the present embodiment, the first analog switch U1 and the second analog switch
U2 is all made of SGM7228 analog switch chip, wherein the HST_TXD pin and HST_RXD pin of RDA communication module respectively with
The end HSD1+ of first analog switch U1 is connected with the end HSD1-, the GPIO36_USB_SW_EN of master control communication module GPIO interface
Pin is connect by the second resistance R2 that connects with the end OE at the end OE of the first analog switch U1, the second analog switch U2, and master control is logical
Interrogate module USB interface USB_HS_D_P pin and USB_HS_D_M pin respectively with the end HSD2+ of the first analog switch U1 and
The connection of the end HSD2-.
Each communication module Rule of judgment of table 1 corresponds to table:
| GPIO_USB_SW_EN | USB_VBUS_IN | USB_DP | USB_DM |
| 0 | 0 | HST_RXD | HST_TXD |
| 0 | 1 | USB_HS_D_P | USB_HS_D_M |
| 1 | 0 | NC | NC |
| 1 | 1 | MCWILL_USB_DP | MCWILL_USB_DM |
Referring to table 1, according to the level state of master control communication module GPIO interface and the end USB connector USB_VBUS_IN
Level state is switched on master control communication module, RDA communication module and McWiLL communication module.USB connector accesses data line,
When the level state that the level state of GPIO interface is low level 0 and the end USB connector USB_VBUS_IN is low level 0,
First analog switch U1 connects (first serial) RDA communication module, i.e. USB connector is connected to RDA communication module；Work as GPIO
The level state of interface is the level state at low level 0 and the end USB connector USB_VBUS_IN when being high level 1, the first mould
Quasi- switch U1 connects master control communication module (USB interface), i.e. USB connector is connected to master control communication module；When GPIO interface
Level state is the level state at high level 1 and the end USB connector USB_VBUS_IN when being high level 1, the second analog switch
U2 connects (second serial) McWiLL communication module, i.e. USB connector is connected to McWiLL communication module.
A kind of interface change-over device of communication equipment, USB connector are connect by switch control module with communication module, into
And switch and connect different communication modules, it realizes the switching between USB connector and different serial ports, uses manual welding with the prior art
It connects and compares, debugging is more convenient, and data are more accurate when debugging.
It is to be illustrated to preferable implementation of the invention, but the invention is not limited to the implementation above
Example, those skilled in the art can also make various equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (6)
1. a kind of interface change-over device of communication equipment, the communication equipment includes USB connector and at least two communication modules,
It is characterized in that, the communication module includes the first communication module and the second communication module, each communication module is correspondingly arranged on
Interface, described device include the switch control module for switching connection distinct interface, and the USB connector passes through the switch
Control module is connect with the communication module.
2. the interface change-over device of communication equipment according to claim 1, which is characterized in that the switch control module packet
The first analog switch and the second analog switch are included, the USB connector is by connecting first analog switch and described first
Communication module connection, the USB connector are connect by connecting second analog switch with second communication module.
3. a kind of interface change-over device of communication equipment according to claim 2, which is characterized in that the communication equipment is also
Including master control communication module, the USB connector is connect by connecting first analog switch with the master control communication module.
4. a kind of interface change-over device of communication equipment according to claim 2 or 3, which is characterized in that described first is logical
News module is RDA communication module, and second communication module is McWiLL communication module.
5. a kind of interface change-over device of communication equipment according to claim 3, which is characterized in that the master control communicates mould
Block has GPIO interface, and the GPIO interface is connect with first analog switch and second analog switch respectively, according to
The level state of the GPIO interface controls the operating status of first analog switch and second analog switch.
6. a kind of interface change-over device of communication equipment according to claim 3, which is characterized in that the master control communicates mould
Block uses MSM8905 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822122325.3U CN209526732U (en) | 2018-12-17 | 2018-12-17 | The interface change-over device of communication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822122325.3U CN209526732U (en) | 2018-12-17 | 2018-12-17 | The interface change-over device of communication equipment |
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| Publication Number | Publication Date |
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| CN209526732U true CN209526732U (en) | 2019-10-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109743240A (en) * | 2018-12-17 | 2019-05-10 | 深圳市奥克多普科技有限公司 | The interface change-over device and method of communication equipment |
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2018
- 2018-12-17 CN CN201822122325.3U patent/CN209526732U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109743240A (en) * | 2018-12-17 | 2019-05-10 | 深圳市奥克多普科技有限公司 | The interface change-over device and method of communication equipment |
| CN109743240B (en) * | 2018-12-17 | 2023-11-14 | 澳克多普有限公司 | Interface switching device and method for communication equipment |
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Address after: 518000 801 venture capital building, No.9, Tengfei Road, huanggekeng community, Longcheng street, Longgang District, Shenzhen City, Guangdong Province Patentee after: Ocdop Limited Address before: 518000, 602, 6th floor, Langfeng Building, No. 2 Kefa Road, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN AOKEDUOPU TECHNOLOGY Co.,Ltd. |