CN205786933U - One kind of multiple style interface testing moulds - Google Patents
One kind of multiple style interface testing moulds Download PDFInfo
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- CN205786933U CN205786933U CN201620757151.6U CN201620757151U CN205786933U CN 205786933 U CN205786933 U CN 205786933U CN 201620757151 U CN201620757151 U CN 201620757151U CN 205786933 U CN205786933 U CN 205786933U
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Abstract
This utility model relates to one kind of multiple style interface testing moulds, belongs to test equipment technical field.It is processed chip, RS 485 interface processing module etc. constituted by housing, kernel processor chip, CAN mouth, is characterized in: be provided with kernel processor chip, power module, serial port module UART electrical level transferring chip, USB process chip, ethernet module, CAN mouth process chip, RS 485 interface processing module in housing；The outer top of housing is provided with CAN, RJ45, USB interface；Be provided with JTAG, RS 422 on the left of housing, RS 232 and RS 485 interface, right side are provided with power supply input adapter, on and off switch；Housing is connected with PC by RJ45 interface.Suitability is strong, easy to use, reduces cost, improves work efficiency.Solving existing making to detect mould accordingly and take time and effort, testing cost is high, and troublesome poeration uses inconvenience, ineffective problem.
Description
Technical field
This utility model relates to one kind of multiple style interface testing moulds, belongs to test equipment technical field.
Background technology
Along with the diversified development of communication products, each class interface that communication products relate to is also more and more.The most each
The interface of type is required to configure independent detection mould and just can detect, so, it is necessary to take a lot of time and essence
Power makes and detects mould accordingly, not only increases testing cost, and attaching bothers, and uses inconvenience.Therefore, a energy is researched and developed
Adaptive with all kinds interface, easy to use, quick, effectively reduce cost, the testing mould improving work efficiency is to have very much
Necessary.
Summary of the invention
The purpose of this utility model is, for above-mentioned the deficiencies in the prior art, it is provided that a kind of suitability is strong, structure letter
Single, easy to use, quick, effectively reduce cost, improve the polytype interface testing mould of work efficiency.
This utility model is to realize above-mentioned purpose by the following technical solutions:
This polytype interface testing mould is turned by housing, kernel processor chip, power module, serial port module UART level
Change chip, USB processes chip, ethernet module, CAN mouth process chip, RS-485 interface processing module is constituted, and its feature exists
In: be provided with in housing kernel processor chip, power module, serial port module UART electrical level transferring chip, USB process chip, with
Too net module, CAN mouth processes chip, RS-485 interface processing module；The outer top of housing be provided with CAN interface, RJ45 interface,
USB HOST interface, USB OTG interface；The outer left side of housing be provided with JTAG standard interface, RS-422 interface, RS-232 interface,
RS-485 interface；Housing external right side is provided with power supply input adapter, on and off switch；Power supply instruction is installed on housing front panel
Lamp, data display lamp；Housing is connected with PC by RJ45 interface；
CAN interface is converted into UART interface by CAN mouth process chip and is connected with kernel processor chip；RS-485 interface leads to
Cross RS-485 interface processing module to be converted into UART interface and be connected with kernel processor chip；Ethernet by ethernet module and
RJ45 interface connects；Ethernet interface is connected with PC network interface；RS-232 interface, USB interface, RS-485 interface, RS-422 connect
Mouth is standard hardware interface.
The model of described kernel processor chip is M28A-PACK family chip, and dominant frequency is 454MHz；Internal memory DDR2 is
64MB/128MB；Flash memory NAND Flash is 128MB.
The model of described ethernet module is DP83848K, is low-power-consumption embedded dedicated ethernet network chip.
Described USB HOST interface, USB FULL SPEED can external can extend by external multiport transponder HUB； USB
OTG interface, USB FULL SPEE supports MICROSD/TF storage card, reaches as high as 32G, access test data.
The described standard interface that 10 core standard JTAGs are kernel processor chip M28A-PACK.
This utility model having the beneficial effects that compared with prior art:
This polytype interface testing mould passes through kernel processor chip M28A-PACK, can test polytype interface
Communication equipment, simple in construction, suitability is strong, and test operation is convenient, it is not necessary to the most corresponding configuration detection mould, effectively reduces into
This, easy to use, quick, improve work efficiency.The communication equipment solving existing test all kinds interface must configure
Independent detection mould just can detect, and takes time and effort making and detects mould accordingly, had both increased testing cost, and operated again fiber crops
Tired, in-convenience in use, ineffective problem.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of one kind of multiple style interface testing moulds；
Fig. 2 is that kernel processor chip processes chip, ether with power module, serial port module UART electrical level transferring chip, USB
Net module, CAN mouth process chip, the connection diagram of RS-485 interface processing module；
Fig. 3 is the electrical block diagram that CAN mouth processes chip；
Fig. 4 is the electrical block diagram of RS-485 interface processing module.
In figure: 1, housing, 2, CAN interface, 3, RJ45 interface, 4, USB HOST interface, 5, USB OTG interface, 6, JTAG
Standard interface, 7, RS-422 interface, 8, RS-232 interface, 9, RS-485 interface, 10, power supply input adapter, 11, on and off switch.
Detailed description of the invention
Below in conjunction with the accompanying drawings the embodiment of this polytype interface testing mould is described in further detail:
This polytype interface testing mould is by housing 1, kernel processor chip, power module, serial port module UART level
Conversion chip, USB process chip, ethernet module, CAN mouth processes chip, RS-485 interface processing module is constituted；In housing 1
Be provided with kernel processor chip, power module, serial port module UART electrical level transferring chip, USB process chip, ethernet module,
CAN mouth processes chip, RS-485 interface processing module；The outer top of housing 1 is provided with CAN interface 2, RJ45 interface 3, USB HOST
Interface 4, USB OTG interface 5；The outer left side of housing 1 is provided with JTAG standard interface 6, RS-422 interface 7, RS-232 interface 8, RS-
485 interfaces 9；Housing 1 external right side is provided with power supply input adapter 10, on and off switch 11；On housing 1 front panel, power supply is installed to refer to
Show lamp, data display lamp；
CAN interface 2 is converted into UART interface by CAN mouth process chip and is connected with kernel processor chip；RS-485 interface 9
It is converted into UART interface by RS-485 interface processing module to be connected with kernel processor chip；Ethernet by ethernet module and
RJ45 interface 3 connects；Ethernet is connected with PC network interface by RJ45 interface 3；RS-232 interface 8, USB interface, RS-485 connect
Mouth 9, RS-422 interface 7 are standard hardware interface.
The model of described kernel processor chip is M28A-PACK family chip, and dominant frequency is 454MHz；Internal memory DDR2 is
64MB/128MB；Flash memory NAND Flash is 128MB.
The model of described ethernet module is DP83848K, is low-power-consumption embedded dedicated ethernet network chip.
Described USB HOST interface 4, USB FULL SPEED can external can extend by external multiport transponder HUB；
USB OTG interface 5, USB FULL SPEE supports MICROSD/TF storage card, reaches as high as 32G, for access test data.
The described standard interface that 10 core standard JTAGs 6 are kernel processor chip M28A-PACK.(seeing Fig. 1～4)
The work process of this polytype interface testing mould is as follows:
Embodiment:
Seeing Fig. 1, this polytype interface testing mould is by housing 1, kernel processor chip, power module, serial port module
UART electrical level transferring chip, USB process chip, ethernet module, CAN mouth processes chip, RS-485 interface processing module is constituted.
Housing 1 is the shell of mould, and the internal board one that loads is (for being integrated with kernel processor chip, power module, serial ports
Module UART electrical level transferring chip, USB process chip, ethernet module, CAN mouth process chip, RS-485 interface processing module
Printed board)；There are CAN interface 2, RJ45 interface 3, USB HOST interface 4, USB OTG interface 5 in outside；The outer left side of housing 1 is installed
There are JTAG standard interface 6, RS-422 interface 7, RS-232 interface 8, RS-485 interface 9；Housing 1 external right side is provided with power supply input
Joint 10, on and off switch 11；Power supply indicator, data display lamp are installed on housing 1 front panel.
CAN interface 2 is CAN interface, and during test CAN mouth, external CAN interface to be measured, network interface test interface is first
The interface type of selection test: CAN mouth.Select test data or one group of 16 binary data such as C0 12 34 aa of editor of acquiescence
Bb C0 is delivered in this polytype interface testing mould by network interface, and kernel processor chip is sentenced by the data obtained from network interface
Break and current test interface type, and convert the data into CAN mouth data form, by this polytype interface testing mould
CAN mouth is sent out to CAN mouth and processes chip CTM8251, after treatment, gives CAN interface to be tested.CAN mouth can be entered
The simple loopback test of row, it is possible to the data required for carrying out user gather after arrangement voluntarily back to mould.The latter needs to use
Family carries out brief data acquisition and processing (DAP) to CAN mouth to be tested.
After this polytype interface testing mould is collected data by CAN mouth and processed, by network interface by data
Give PC, shown by network interface test interface, contrast send and receive data, can test CAN mouth transmission and
Receive the most correct.If the data obtained according to the requirement of user, it was demonstrated that CAN mouth is normal；If the data obtained and expection
Inconsistent, then can determine whether that this CAN mouth function is abnormal.
RJ45 interface 3 is Ethernet interface, and when carrying out interface testing, RJ45 interface 3 is connected with the network interface of PC.Arrange
The network address of PC is 192.168.1.194.Then open the browser of PC, input http: // 192.168.1.194/
Cgi-bin/test.cgi is it is seen that test effect.
USB HOST interface 4 is the USB host device interface of standard, can be used to SLAVE(from equipment) it is attached, can
It is used for the equipment with USB interface is detected.After connecting the USB interface of Devices to test, first network interface test interface selects
The interface type of test: USB port.Select test data or one group of 16 binary data such as C0 12 34 aa bb of editor of acquiescence
C0 is delivered in this polytype interface testing mould by network interface.The kernel processor chip of this polytype interface testing mould will
The data obtained from network interface, it is judged that current test interface type, and convert the data into USB port data form, pass through mould
USB port be sent out to CAN mouth process chip SP2526A, after treatment, give USB interface to be tested.USB port can be entered
The simple loopback test of row, it is possible to the data required for carrying out user are surveyed back to this polytype interface after gathering arrangement voluntarily
Test die, the latter needs user that USB port to be tested is carried out brief data acquisition and processing (DAP).This polytype interface testing
After mould collects data by USB port, process, give PC by network interface by data, entered by network interface test interface
Row display, correction data, the transmission of USB port can be tested and receive the most correct.If the number obtained according to the requirement of user
According to, then prove that USB port is normal；If the data obtained are inconsistent with intended, then judge that this USB port function is abnormal.
USB OTG interface 5 equipment that can be used to having USB interface detects.Testing process is with USB HOST interface 4
Identical.(not repeating)
JTAG standard interface 6 is the debugging interface of nucleus module, and the program upgrading of mould, maintenance are all entered by this interface
OK.
RS-422 interface 7 is 422 interfaces of standard, and its test job process is as follows: by RS-422 interface to be tested even
Receive mould RS-422 interface.The Ethernet interface of mould is connected with the network interface of PC, at network interface test interface, selects to work as
Front test interface is RS-422.Network interface test interface sends one group of data, and such as C0 A2 12 34 56 C0, data pass through PC
Network interface gives the network interface of mould.After core processing module receives the data of network interface, data are beaten according to the form of RS-422 data
It is sent out to electrical level transferring chip MAX488 by RS-422 interface after bag, Transistor-Transistor Logic level is converted into RS-422 level and external RS-
422 Interface Matching.Data are sent back to the chip of mould by data by external RS-422 interface by the RS-422 interface of mould
MAX488, is converted into Transistor-Transistor Logic level, with nucleus module level match.After nucleus module receives data, pass through network interface after treatment
Deliver to show on PC, then the data receiver district of network interface test interface can receive data: C0 A2 12 34 56 C0, represents 422
Interface testing success.
RS-232 interface 8 interface is the asynchronous serial port (UART) of 232 level, and its test job process is as follows: by be tested
RS-232 interface be connected to mould RS-232 interface according to the RS-232 pin definitions of mould.The Ethernet interface of mould and PC
The network interface of machine connects.At network interface test interface, selecting current test interface is RS232, and network interface test interface sends one group
Data, such as C0 A2 12 34 56 C0, data give the network interface of mould by PC network interface.Kernel processor chip receives network interface
Data after, by data according to UART data form pack after be sent out to electrical level transferring chip SP3232 by UART interface,
Transistor-Transistor Logic level is converted into 232 level mate with external UART electric level interface.Data are passed through mould by external UART interface
Data are sent back to the chip SP3232 of mould by UART interface, are converted into Transistor-Transistor Logic level, with kernel processor chip level match.Core
The heart processes chip and receives data after treatment, delivers to show on PC by network interface, then the data receiver of network interface test interface
District can receive data: C0 A2 12 34 56 C0, expression UART interface is successfully tested.
RS-485 interface 9 is RS-485 interface, and its test job process is as follows: by RS-485 interface to be tested according to mould
The RS-485 pin definitions of tool is connected to mould RS-485 interface.The Ethernet interface of mould is connected with the network interface of PC.
At network interface test interface, selecting current test interface is RS-485.Network interface test interface sends one group of data, such as C0 A2 12
34 56 C0, data give the network interface of mould by PC network interface.After core processing module receives the data of network interface, data are pressed
It is sent out to electrical level transferring chip RSM3485CHT according to after the form packing of RS-485 data by UART interface, Transistor-Transistor Logic level is turned
Change RS-485 level into mate with external UART electric level interface.Data are connect by external RS-485 interface by the RS-485 of mould
Data are sent back to the chip RSM3485CHT of mould by mouth, are converted into Transistor-Transistor Logic level, with kernel processor chip level match.Core
Process chip receives data and delivers to show on PC by network interface after treatment, then the data receiver district of network interface test interface is then
Data can be received: C0 A2 12 34 56 C0, expression UART interface is successfully tested.
The power line of this polytype interface testing mould connects power supply input adapter 10, by Switching power switch 11
State controls connection and the closedown of this polytype interface testing mould power supply.When on and off switch 11 is connected state, electricity
Source input adapter 10 gives this polytype interface testing mould plus 12V voltage by power line.Surveyed by this polytype interface
The power module of test die is converted into 5V, 3.3V, 1.8V multiple voltage modules to this polytype interface testing mould
Working power is provided.
This polytype interface testing mould suitability is strong, and simple in construction is easy to use, quick.Show through reality test,
Improve work efficiency, effectively reduce cost.
The above is preferred embodiment of the present utility model, and the example above illustrates not to reality of the present utility model
Matter content makees any pro forma restriction, person of an ordinary skill in the technical field after having read this specification according to this reality
Any simple modification above detailed description of the invention made by novel technical spirit or deformation, and take off possibly also with above-mentioned
The technology contents shown is changed or is modified to the Equivalent embodiments of equivalent variations, all still falls within technical solutions of the utility model
In the range of, without departing from spirit and scope of the present utility model.
Claims (5)
1. one kind of multiple style interface testing moulds, it is by housing (1), kernel processor chip, power module, serial port module UART
Electrical level transferring chip, USB process chip, ethernet module, CAN mouth processes chip, RS-485 interface processing module is constituted, and it is special
Levy and be: kernel processor chip, power module, serial port module UART electrical level transferring chip, USB process are installed in housing (1)
Chip, ethernet module, CAN mouth process chip, RS-485 interface processing module；Housing (1) outer top is provided with CAN interface
(2), RJ45 interface (3), USB HOST interface (4), USB OTG interface (5)；Housing (1) left side outward is provided with JTAG standard and connects
Mouth (6), RS-422 interface (7), RS-232 interface (8), RS-485 interface (9)；Housing (1) external right side is provided with power supply input and connects
Head (10), on and off switch (11)；Power supply indicator, data display lamp are installed on housing (1) front panel；Housing (1) passes through
RJ45 interface (3) is connected with PC；
CAN interface (2) is converted into UART interface by CAN mouth process chip and is connected with kernel processor chip；RS-485 interface (9)
It is converted into UART interface by RS-485 interface processing module to be connected with kernel processor chip；Ethernet by ethernet module and
RJ45 interface (3) connects；Ethernet interface is connected with PC network interface；RS-422 interface (7), RS-232 interface (8), RS-485 connect
Mouth (9), USB interface are standard hardware interface.
One kind of multiple style interface testing moulds the most according to claim 1, it is characterised in that: described USB HOST connects
Mouth (4), USB FULL SPEED can external multiport transponder HUB extension；USB OTG interface (5), USB FULL SPEE props up
Hold MICROSD/TF storage card, reach as high as 32G, access test data.
One kind of multiple style interface testing moulds the most according to claim 1, it is characterised in that: described JTAG standard connects
Mouth (6) is the 10 core standard interfaces of kernel processor chip M28A-PACK.
One kind of multiple style interface testing moulds the most according to claim 1, it is characterised in that: described core processing core
The model of sheet is M28A-PACK family chip, and dominant frequency is 454MHz；Internal memory DDR2 is 64MB/128MB；Flash memory NAND Flash
For 128MB.
One kind of multiple style interface testing moulds the most according to claim 1, it is characterised in that: described ethernet module
Model be DP83848K, be low-power-consumption embedded dedicated ethernet network chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620757151.6U CN205786933U (en) | 2016-07-19 | 2016-07-19 | One kind of multiple style interface testing moulds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620757151.6U CN205786933U (en) | 2016-07-19 | 2016-07-19 | One kind of multiple style interface testing moulds |
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| Publication Number | Publication Date |
|---|---|
| CN205786933U true CN205786933U (en) | 2016-12-07 |
Family
ID=58121796
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620757151.6U Expired - Fee Related CN205786933U (en) | 2016-07-19 | 2016-07-19 | One kind of multiple style interface testing moulds |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070735A (en) * | 2016-12-30 | 2017-08-18 | 上海亿账通互联网科技有限公司 | Method, test terminal and the system of asynchronous interface test |
| CN111177036A (en) * | 2019-12-30 | 2020-05-19 | 上海亚太计算机信息系统有限公司 | Multi-type interface concentrator and application method thereof |
| CN111796147A (en) * | 2020-07-15 | 2020-10-20 | 苏州聚点智能科技有限公司 | USB interface test module |
| CN112231163A (en) * | 2020-11-09 | 2021-01-15 | 中科长城海洋信息系统有限公司长沙分公司 | Multifunctional computer detection equipment and operation method thereof |
| CN112579500A (en) * | 2020-12-08 | 2021-03-30 | 深圳市道通科技股份有限公司 | Method and device for prompting anti-misplug USB interface and electronic equipment |
| CN114564426A (en) * | 2020-11-27 | 2022-05-31 | 中国科学院声学研究所 | Embedded multi-interface data conversion device |
-
2016
- 2016-07-19 CN CN201620757151.6U patent/CN205786933U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070735A (en) * | 2016-12-30 | 2017-08-18 | 上海亿账通互联网科技有限公司 | Method, test terminal and the system of asynchronous interface test |
| CN111177036A (en) * | 2019-12-30 | 2020-05-19 | 上海亚太计算机信息系统有限公司 | Multi-type interface concentrator and application method thereof |
| CN111796147A (en) * | 2020-07-15 | 2020-10-20 | 苏州聚点智能科技有限公司 | USB interface test module |
| CN112231163A (en) * | 2020-11-09 | 2021-01-15 | 中科长城海洋信息系统有限公司长沙分公司 | Multifunctional computer detection equipment and operation method thereof |
| CN114564426A (en) * | 2020-11-27 | 2022-05-31 | 中国科学院声学研究所 | Embedded multi-interface data conversion device |
| CN114564426B (en) * | 2020-11-27 | 2024-05-14 | 中国科学院声学研究所 | Embedded multi-interface data conversion device |
| CN112579500A (en) * | 2020-12-08 | 2021-03-30 | 深圳市道通科技股份有限公司 | Method and device for prompting anti-misplug USB interface and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20190719 |