CN109144921A - AccessPort equipment - Google Patents
AccessPort equipment Download PDFInfo
- Publication number
- CN109144921A CN109144921A CN201710502256.6A CN201710502256A CN109144921A CN 109144921 A CN109144921 A CN 109144921A CN 201710502256 A CN201710502256 A CN 201710502256A CN 109144921 A CN109144921 A CN 109144921A
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- CN
- China
- Prior art keywords
- debugging
- connector
- interface
- usb interface
- equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2273—Test methods
-
- 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
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Information Transfer Systems (AREA)
Abstract
The present invention provides a kind of AccessPort equipment, comprising: USB interface is connect with switching switch and debugging host, for connecting debugging host；Switching switch, connect with USB interface and conversion circuit, for selecting at least one as debugging connector in multiple connectors for connecting debugging end；Conversion circuit, connection debugging connector and USB interface, for the electric signal of USB interface to be converted to the electric signal of debugging connector.Through the invention, the frequent switching Serial Port Line when needing using multiple debugging connectors in the related technology is solved the problems, such as.
Description
Technical field
The present invention relates to the communications fields, in particular to a kind of AccessPort equipment.
Background technique
RS-232 interface in the related technology is the interface for the serial data communication that Electronic Industries alliance (EIA) is formulated
Standard, original number full name are (referred to as 232, RS232) EIA-RS-232.It is widely used in computer serial interface peripheral hardware company
It connects.Connecting cable and machinery, electrical characteristic, semiotic function and transmit process.
In the communications industry, RS-232 is essential in debugging configuration interface as one kind, plays very in R&D process
Important role.The publication of RS-232 interface standard for many years, by the development of many years, in concrete implementation, there is various differences
And contradiction, to determine which suitable cable to connect two communication equipments using is not a piece of cake.With same
The connector of seed type needs direct cable also to connect DCE (data port equipment) and DTE (data communications equipment) equipment
There is suitable terminal.Concave-convex converter be used to solve gender mismatch problems between cable and connector.
In order to configure and diagnose RS-232 cable, distributor device can be used.Distributor device has concave-convex RS-232 to connect
Device is connect, connection line that can be embedded, and the display lamp of corresponding each pin is provided, it can be connected with various configuration modes
Pin.
RS-232 cable and many connectors can be found in the shop of electronic product, and cable may be 3 to 25 pipes
Foot, typical case is 4 to 6 pins.RJ (telephone wire type) cable can be with special RJ-RS-232 connector one
It rises and uses, the latter is the connector for being easiest to configuration.
Plurality of devices type is faced as an equipment development or tester, inevitably to be encountered in debugging a variety of
RS-232 interface.Under normal circumstances, a kind of interface type will be equipped with a kind of Serial Port Line, in use will be for specific end
Mouth selects specific Serial Port Line, and sometimes an equipment has used a variety of serial ports types, and debugging process also needs frequently
The Serial Port Line for plugging computer carries out circuit switching, this increases the triviality of work to a certain extent.And due to serial ports
Line it is not general, can many times encounter the problem of can not find corresponding Serial Port Line, leverage the efficiency of work.
For the above problem present in the relevant technologies, at present it is not yet found that the solution of effect.
Summary of the invention
The embodiment of the invention provides a kind of AccessPort equipment, at least to solve the problems in the relevant technologies.
According to one embodiment of present invention, a kind of AccessPort equipment is provided, comprising: universal serial bus
(Universal Serial Bus, referred to as USB) interface is connect, for connecting the tune with switching switch and debugging host
Try host；
The switching switch, connect with the USB interface and conversion circuit, for debugging connecing for end for connecting multiple
Select at least one as debugging connector in head；
The conversion circuit connects the debugging connector and the USB interface, for by the electric signal of the USB interface
Be converted to the electric signal of the debugging connector.
Optionally, the multiple connector for connecting debugging end includes at least one lower contact: RJ45-1, RJ45-
2、3PIN、4PIN、DB-9。
Optionally, the conversion circuit further include: level shifting circuit, for by transistor-crystal of the USB interface
Pipe logic circuit Transistor-Transistor Logic level is converted to RS232 level；And/or interface conversion circuit, for the circuit of the USB interface to be believed
Number be converted to the circuit signal of the debugging connector.
Optionally, the level shifting circuit is connect at least one of connector: 4PIN, DB-9.
Optionally, the interface conversion circuit is connect at least one of connector: RJ45-1, RJ45-2,3PIN.
Optionally, USB interface includes following one: USB2.0 interface, USB3.0 interface.
Optionally, the equipment further includes indicator light, switchs and connects with the switching, for being indicated by LED status
The debugging connector currently connected.
Optionally, the switching switch is single pole multiple throw.
Optionally, the AccessPort equipment includes: RS232 Serial Port Line.
Optionally, the debugging host is computer.
Through the invention, when needing different debugging connectors, need to only be carried out at equipment connector convert achieve that it is suitable
Match, does not need to replace additional Serial Port Line again in debugging host side, realize the function of joint use.It solves in the related technology
When needing using multiple debugging connectors the problem of frequent switching Serial Port Line, working efficiency is improved.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural block diagram of AccessPort equipment according to an embodiment of the present invention；
Fig. 2 is the structure chart of Serial Port Line conversion equipment of the embodiment of the present invention；
Fig. 3 is the circuit block diagram of Serial Port Line conversion equipment of the embodiment of the present invention.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.
Embodiment 1
A kind of AccessPort equipment is additionally provided in the present embodiment, and the device is real for realizing above-described embodiment and preferably
Mode is applied, the descriptions that have already been made will not be repeated.As used below, term " module ", " circuit " etc. may be implemented pre-
Determine the combination of the software and/or hardware of function.Although device described in following embodiment is preferably realized with software,
The realization of the combination of hardware or software and hardware is also that may and be contemplated.
Fig. 1 is the structural block diagram of AccessPort equipment according to an embodiment of the present invention, as shown in Figure 1, the device includes:
Usb 10 is connect with switching switch and debugging host, for connecting debugging host；
Switch switch 12, connect with USB interface and conversion circuit, for being selected in multiple connectors for connecting debugging end
At least one is selected as debugging connector；
Conversion circuit 14, connection debugging connector and USB interface, for the electric signal of USB interface to be converted to debugging connector
Electric signal.
Using the equipment of the present embodiment, when needing different debugging connectors, connector conversion need to be only carried out at equipment just
Adaptation can be achieved, do not need to replace additional Serial Port Line again in debugging host side, realize the function of joint use.Solves phase
In the technology of pass when needing using multiple debugging connectors the problem of frequent switching Serial Port Line, working efficiency is improved.
Optionally, the multiple connector for connecting debugging end includes at least one lower contact: RJ45-1, RJ45-
2、3PIN、4PIN、DB-9。
In the present embodiment, the conversion circuit further include: level shifting circuit, for by the crystal of the USB interface
Pipe-transistor-transistor logic circuit Transistor-Transistor Logic level is converted to RS232 level；And/or interface conversion circuit, it is used for the USB interface
Circuit signal be converted to it is described debugging connector circuit signal.
Optionally, the level shifting circuit is connect at least one of connector: 4PIN, DB-9.
Optionally, the interface conversion circuit is connect at least one of connector: RJ45-1, RJ45-2,3PIN.
In the present embodiment, USB interface includes following one: USB2.0 interface, USB3.0 interface or other standards
USB interface.
Optionally, the equipment further includes indicator light, switchs and connects with the switching, for being indicated by LED status
The debugging connector currently connected.The indicator light also can indicate that whether debugging host is connected to debugging end.
Optionally, the switching switch is single pole multiple throw.
Optionally, the AccessPort equipment includes: RS232 Serial Port Line.
Optionally, the debugging host is computer, and debugging end is pair being connect with debugging host by RS232 Serial Port Line
End.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
Following manner realization is crossed, but not limited to this: above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with any
Combined form is located in different processors.
Embodiment 2
Present embodiments provide a kind of multiduty Serial Port Line conversion equipment, solve need to lay in daily use it is a variety of
Conversion line, in reduction use process the problem of frequent switching Serial Port Line, improve working efficiency.
Fig. 2 is the structure chart of Serial Port Line conversion equipment of the embodiment of the present invention, comprising:
Including USB2.0 interface, circuit board storehouse and various crossover subs.
There are toggle switch and LED power indicator light on main casing.
The present embodiment uses USB2.0 interface, for connecting computer USB port, realizes that the serial ports of equipment and computer is logical
News.
Fig. 3 is the circuit block diagram of Serial Port Line conversion equipment of the embodiment of the present invention, comprising:
Switching switch, for switching 4PIN connector, DB-9 and other three-way joints.
Level shifting circuit, for realizing the conversion of USB2.0 to RS232 level and Transistor-Transistor Logic level.
Interface conversion circuit, to realize that the circuit signal of tri- kinds of interfaces of RJ45-1, RJ45-2,3PIN is converted.
USB2.0 interface is connected to the USB port with computer.
Specific implementation of the invention is described in further detail with reference to the accompanying drawing:
As shown in Fig. 2, the present embodiment includes two parts, circuit switching part (switch) and interface conversion part.
Circuit switching part is mainly used to switch the signal path of distinct interface, final unified by USB2.0 interface and meter
Calculation machine realizes data communication.
Interface conversion connector is to match different equipment of serial types, to realize the function of joint use.
As shown in Fig. 2, according to practical application scene, five kinds of common serial ports connectors are had chosen, respectively RJ45-1,
RJ45-2,3PIN,4PIN,DB-9.Wherein RJ45-1 uses 1,2,4pin, RJ45-2 uses 3,5,6pin is as signal transmssion line
Road.4PIN interface and DB-9 are connected with TTL RS 232 level circuit, can be adapted for setting for no RS232 level shifting circuit
It is standby.The position ON is pushed using need to only switch selection when the interface, while the power supply indicator on device can shine, to
Indicate that interface connection is correct.
When encountering different serial interfaces, connector conversion need to be only carried out at equipment and achieves that serial ports is adapted to, is not needed
It replaces additional Serial Port Line again in computer end, realizes the function of joint use.
Optionally, the specific example in the present embodiment can be with reference to described in above-described embodiment and optional embodiment
Example, details are not described herein for the present embodiment.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein
Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of AccessPort equipment characterized by comprising
USB interface is connect, for connecting the debugging host with switching switch and debugging host；
The switching switch, connect with the USB interface and conversion circuit, in multiple connectors for connecting debugging end
Select at least one as debugging connector；
The conversion circuit connects the debugging connector and the USB interface, for converting the electric signal of the USB interface
For the electric signal of the debugging connector.
2. equipment according to claim 1, which is characterized in that the multiple connector for connecting debugging end includes following
At least one connector: RJ45-1, RJ45-2,3PIN, 4PIN, DB-9.
3. equipment according to claim 1, which is characterized in that the conversion circuit further include:
Level shifting circuit, for the transistor-transistor logic circuit Transistor-Transistor Logic level of the USB interface to be converted to RS232 electricity
It is flat；And/or
Interface conversion circuit, for the circuit signal of the USB interface to be converted to the circuit signal of the debugging connector.
4. equipment according to claim 3, which is characterized in that the level shifting circuit and at least one of connector connect
It connects: 4PIN, DB-9.
5. equipment according to claim 3, which is characterized in that the interface conversion circuit and at least one of connector connect
It connects: RJ45-1, RJ45-2,3PIN.
6. equipment according to claim 1, which is characterized in that USB interface includes following one: USB2.0 interface,
USB3.0 interface.
7. equipment according to claim 1, which is characterized in that the equipment further includes indicator light, is switched with the switching
Connection, the debugging connector for indicating currently to connect by LED status.
8. equipment according to claim 1, which is characterized in that the switching switch is single pole multiple throw.
9. equipment according to any one of claims 1 to 8, which is characterized in that the AccessPort equipment includes: RS232
Serial Port Line.
10. equipment according to claim 1, which is characterized in that the debugging host is computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710502256.6A CN109144921A (en) | 2017-06-27 | 2017-06-27 | AccessPort equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710502256.6A CN109144921A (en) | 2017-06-27 | 2017-06-27 | AccessPort equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109144921A true CN109144921A (en) | 2019-01-04 |
Family
ID=64805225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710502256.6A Pending CN109144921A (en) | 2017-06-27 | 2017-06-27 | AccessPort equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109144921A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110471812A (en) * | 2019-07-23 | 2019-11-19 | 广东以诺通讯有限公司 | A kind of method of USB and AccessPort multiplexing |
| CN112948301A (en) * | 2021-02-25 | 2021-06-11 | 浪潮电子信息产业股份有限公司 | Multifunctional conversion interface device |
-
2017
- 2017-06-27 CN CN201710502256.6A patent/CN109144921A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110471812A (en) * | 2019-07-23 | 2019-11-19 | 广东以诺通讯有限公司 | A kind of method of USB and AccessPort multiplexing |
| CN112948301A (en) * | 2021-02-25 | 2021-06-11 | 浪潮电子信息产业股份有限公司 | Multifunctional conversion interface device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190104 |
|
| WD01 | Invention patent application deemed withdrawn after publication |