CN103795586A - Switching type communication interface detection method and apparatus - Google Patents
Switching type communication interface detection method and apparatus Download PDFInfo
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- CN103795586A CN103795586A CN201210432392.XA CN201210432392A CN103795586A CN 103795586 A CN103795586 A CN 103795586A CN 201210432392 A CN201210432392 A CN 201210432392A CN 103795586 A CN103795586 A CN 103795586A
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Abstract
The invention provides a switching type communication interface detection method and apparatus. The switching type communication interface detection method comprises: providing a communication interface with two different transmission paths, selectively connecting one of the two transmission paths to an apparatus to be detected, supplying power to the apparatus to be detected so as to execute a communication protocol application test corresponding to the transmission path; and after the test is executed, stopping supplying power to the apparatus to be detected, and performing switching to enable the apparatus to be detected to be connected with the other transmission path so as to execute a communication protocol application test of the other transmission path, such that application tests with two different communication protocols can be continuously carried out on the apparatus to be detected, and repeated plugging is unnecessary.
Description
Technical field
The present invention relates to a kind of communication interface checkout gear, particularly relate to a kind of suitching type communication interface detection method and device thereof that can carry out at same communication interface two kinds of protocol application tests.
Background technology
Along with scientific and technological progress, the transition in epoch, there is on the market at present increasing portable electronic devices, for example smart mobile phone, flat computer or notebook; But because the topmost effect of portable electronic devices is that the electronic service that provides comparatively simple and light gives user, therefore be often limited to its volume size, the arithmetic speed of its microprocessor carrying or the size of storage area cannot be promoted to and level identical as personal computer; Therefore each portable electronic devices is provided with an above external communication interface at present, to be used for being connected to above-mentioned personal computer; And the higher position of wanting to have by personal computer is managed the characteristic of speed and larger storage area, make up the deficiency of this portable electronic devices; And often used external communication interface to be universal serial bus (USB at present; Universal Serial Bus).
Because above-mentioned external communication interface has so important function for portable electronic devices, and universal serial bus (USB) is the communication interface being widely used at present, therefore current various portable electronic devices is provided with various multi-form USB interface ports (as Mini-B Plug, B-type Plug, A-type Receptacle or A-type Plug) to be connected use with personal computer; And the manufacturer of this portable electronic devices all can be in the time that this portable electronic devices be prepared to dispatch from the factory, whether the USB interface port that detects this portable electronic devices by a set of USB interface checkout gear can normal operation.
Again according to the framework of existing USB 3.0 communication protocols, in the time that this portable apparatus connects the USB port of existing USB interface checkout gear and switches on, this USB interface checkout gear can preferential communication protocol (being USB 3.0) at full throttle detect, and once existing USB interface checkout gear, this portable electronic devices is identified as to support communication protocol (being USB 3.0) the most at a high speed, will stop immediately detecting and return the normal information of testing result, whether can normal operation compared with the communication protocol of low speed (being USB 2.0) and can further not continue again to detect.
For the USB interface port of guaranteeing portable apparatus can be backward compatible, (for example aforesaid USB 2.0) normal operation under compared with the environment of low speed, must be by portable apparatus from aforementioned USB interface checkout gear removal, being plugged to another can carry out, on the USB interface checkout gear of application testing, carrying out the application testing under low-speed communication agreement under USB 2.0 agreements again.
From the above, whether a portable electronic devices will be tested its USB interface port and all can normally work at a high speed and under the agreement of relative low speed, must repeatedly plug to connect different USB interface checkout gears, its detection mode is too loaded down with trivial details and shortage efficiency obviously, therefore need to be further reviewed, and seek feasible solution.
Summary of the invention
Must repeatedly plug and could in the agreement of high speed protocol and relative low speed, carry out application testing to a USB device respectively in view of above-mentioned existing USB interface checkout gear, and have not efficiency and easily shortcoming to the greatest extent; Therefore main purpose of the present invention is for providing a kind of serially at high speed protocol and the suitching type communication interface detection method and the device thereof that under relative low speed agreement, USB device are carried out application testing.
Want to reach technical way that above-mentioned purpose uses for this suitching type communication interface detection method is included:
One communication interface is provided, and makes this communication interface there is one first transmission path and one second transmission path;
One device to be measured is connected with this communication interface, but not to this device power supply to be measured;
Select this communication interface to be connected with this device to be measured with this first transmission path or this second transmission path;
To this device power supply to be measured; And
By selected this first transmission path of this communication interface or this second transmission path, this device to be measured is carried out to one first communication protocol application testing or the test of second communication protocol application.
From the above, the invention provides a kind of communication interface with two kinds of different transmission path, under the state of formerly not powering, be connected with device to be measured, and switchably select after wherein a transmission path is connected with device to be measured, again this device to be measured is powered, and carry out the corresponding communication protocol of transmission path (as USB 2.0 or the USB 3.0) application testing that is connected; End to be tested, stops this device power supply to be measured, and switches to another transmission path, and carry out the corresponding communication protocol of another transmission path (as USB 3.0 or USB 2.0) application testing; Whereby, can guarantee that this device to be measured carries out the application testing of two kinds of communication protocols (USB 2.0 and USB 3.0) under the prerequisite repeatedly not plugging.
Want to reach technical way that above-mentioned purpose uses for this suitching type communication interface checkout gear is included:
More than one switch controller, has one first agreement connectivity port, a second protocol connectivity port, a switching signal output part and a switching power output end;
One first main frame connectivity port, is connected with the first agreement connectivity port and the second protocol connectivity port of this switch controller;
One second main frame connectivity port, has one first protocol transmission port and a second protocol transmit port;
One device connectivity port, for connecting a device to be measured, this device connectivity port has a first interface connectivity port and one second interface connection port; Wherein the second interface connection port of this device connectivity port is connected to the second protocol connectivity port of this second main frame connectivity port;
One switches switches set, be connected in this second main frame connectivity port and install between connectivity port, and this diverter switch group has more than one diverter switch, and this diverter switch has a control end, and is connected with the switching signal output of this switch controller; And
One mains switch, is connected between a power supply and this device connectivity port, and this mains switch has a control end, and is connected with the Switching power output of this switch controller.
From said structure, the present invention is after this device connectivity port is connected with this device to be measured, first by this this mains switch of switch controller control, temporarily not to device power supply to be measured, and by this diverter switch group of this switch controller control, whether be connected with the first or second interface connection port of this device connectivity port so as to first or the second protocol transmit port controlled in this second main frame connectivity port; In the time connecting the diverter switch of this diverter switch group, the main frame that is connected to this second main frame connectivity port will be passed to by the first communication protocol test signal (as USB 2.0 test signals) device to be measured that is connected to this device connectivity port by this second protocol transmit port via the second interface connection port of this device connectivity port; After being completed, again suspend this device power supply to be measured, and this diverter switch group is switched again, and recover this device power supply to be measured, now main frame can be passed to this to be measured device by the second communication protocol test signal (as USB 3.0 test signals) by this first interface connectivity port and this second interface connection port by this first agreement connectivity port and this second protocol transmit port simultaneously; So as to making this device to be measured all can receive respectively two kinds of communication protocol test signals to test.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the first embodiment of suitching type communication interface checkout gear of the present invention;
Fig. 2 is the flow chart of suitching type communication interface detection method of the present invention;
Fig. 3 is the circuit diagram of the second embodiment of suitching type communication interface checkout gear of the present invention;
Fig. 4 is the circuit layout card of suitching type communication interface checkout gear of the present invention.
Reference numeral
10: 20: the first main frame connectivity ports of switch controller
30: the second main frame connectivity ports 40: device connectivity port
50: diverter switch group 60: mains switch
70: hub 80: indicator light
Embodiment
Please refer to shown in Fig. 1, for the first preferred embodiment of suitching type communication interface checkout gear of the present invention, mainly formed by a switch controller 10, one first main frame connectivity port 20, one second main frame connectivity port 30, a device connectivity port 40 and a switching switches set 50 etc., wherein:
Above-mentioned switch controller 10 has one first agreement connectivity port SS_TX/RX, a second protocol connectivity port DP/DM, two switching signal outputs (SW U3, SW U2) and Switching power output PWR; In the present embodiment, this first agreement connectivity port SS_TX/RX is the communication pin SS_TX/RX of USB 3.0, and this second protocol connectivity port DP/DM is the communication pin DP/DM of USB 2.0.
Above-mentioned the first main frame connectivity port 20 is connected with the first agreement connectivity port SS_TX/RX and the second protocol connectivity port DP/DM of this switch controller 10; In the present embodiment, this the first main frame connectivity port 20 has one first protocol transmission port SS_TX/RX and a second protocol transmit port DP/DM, and is connected respectively the first agreement connectivity port SS_TX/RX and second protocol connectivity port DP/DM to this switch controller 10; Meaning, this the first protocol transmission port SS_TX/RX is also the communication pin SS_TX/RX of USB3.0, this second protocol transmit port DP/DM is the communication pin DP/DM of USB 2.0, this the first main frame connectivity port 20 is USB 3.0 interface ports again, uses with USB interface port corresponding on a main frame and connects.
Above-mentioned the second main frame connectivity port 30 has one first protocol transmission port SS_TX/RX and a second protocol transmit port DP/DM; In the present embodiment, the communication pin SS_TX/RX that this first protocol transmission port SS_TX/RX is USB3.0, this second protocol transmit port DP/DM is the communication pin DP/DM of USB 2.0, this the second main frame connectivity port 30 is USB 3.0 interface ports again, in order to be connected with the USB interface port of aforementioned main frame.
Said apparatus connectivity port 40 is for connecting a device to be measured, and this device connectivity port 40 has a first interface connectivity port SS_TX/RX and one second interface connection port DP/DM; Wherein the second interface connection port DP/DM of this device connectivity port 40 is connected to the second protocol transmit port DP/DM of this second main frame connectivity port 30, so as to forming one second transmission path.
In the present embodiment, above-mentioned diverter switch group 50 comprises two diverter switches, it is connected between the first protocol transmission port SS_TX/RX of this second main frame connectivity port 30 and the first interface connectivity port SS_TX/RX of this device connectivity port 40, between the second interface connection port DP/DM of the second protocol transmit port DP/DM of this second main frame connectivity port 30 and this device connectivity port 40, and two diverter switches of this diverter switch group 50 have respectively a control end, and with the switching signal output SW U3 of this switch controller 10, SW U2 connects, so as to forming one first transmission path.
This diverter switch group 50 is except aforementioned component and connected mode, also can be another kind of mode, mainly make diverter switch group 50 only have a diverter switch, this diverter switch is connected between the first protocol transmission port SS_TX/RX of this second main frame connectivity port 30 and the first interface connectivity port SS_TX/RX of this device connectivity port 40, and the second protocol transmit port DP/DM of this second main frame connectivity port 30 is directly connected with the second interface connection port DP/DM of this device connectivity port 40; This diverter switch is a normal open switch again, and controlled the switching of this diverter switch by this switch controller 10, under normality, only have above-mentioned the second transmission path to connect between this device connectivity port 40 and this second main frame connectivity port 30, the first transmission path is open-circuit condition.Above-mentioned mains switch 60 is connected between a power supply 5V and this device connectivity port 40, and this mains switch 60 has a control end, and is connected with the Switching power output PWR of this switch controller 10; In the present embodiment, this mains switch 60 is a normal open switch, and is controlled the switching of this mains switch 60 by this switch controller 10, the device power supply to be measured that under normality, this device connectivity port 40 does not connect it.
Therefore, in the aforementioned embodiment, this the first main frame connectivity port 20, this second main frame connectivity port 30 and device connectivity port 40 are USB 3.0 interface ports, and can backward compatible USB 2.0, and different from general USB interface port: this device connectivity port 40 is controllably to this device power supply to be measured, but its power supply 5V is obtained by the second main frame connectivity port 30, but is supplied by this mains switch 60.
About the working method of aforementioned means in detail as described below: be mainly to be controlled down by mains switch 60, device connectivity port 40 is connected with device to be measured under the state that wouldn't power, select again first USB 3.0 or USB 2.0 to test on main frame according to user after, can switch ground by switch controller 10 selects a wherein transmission path to be connected with device to be measured, to carry out the application testing of this communication protocol, specifically test mode is as described below:
When user selects first to carry out USB 2.0 while testing on main frame, make to open circuit between the first protocol transmission port SS_TX/RX of the second main frame connectivity port 30 and the first interface connectivity port SS_TX/RX of this device connectivity port 40 by the diverter switch in diverter switch group 50, the second protocol transmit port DP/DM of the second main frame connectivity port 30 connects with the second interface connection port DP/DM of device connectivity port 40; Controlling mains switch 60 by switch controller 10 subsequently makes device connectivity port 40 start device to be measured to power; Under this situation, main frame is the application testing that by the second interface connection port DP/DM of the second protocol transmit port DP/DM of this second main frame connectivity port 30, this device connectivity port 40, device to be measured is carried out USB 2.0.
After USB 2.0 application testings finish, proceed USB 3.0 application testings if want, controlling mains switch 60 by switch controller 10 closes, device connectivity port 40 is suspended device power supply to be measured, then by diverter switch group 50, the second protocol transmit port DP/DM of the second main frame connectivity port 30 and the second interface connection port DP/DM of device connectivity port 40 are opened circuit, the first protocol transmission port SS_TX/RX of this second main frame connectivity port 30 and the first interface connectivity port SS_TX/RX of this device connectivity port 40 connect, recover subsequently device power supply to be measured, and carry out the application testing of USB 3.0.
In addition, suitching type communication interface checkout gear of the present invention is except can first using the second transmission path to re-use the first transmission path is connected with this device to be measured, also order can be exchanged, change first to use the first transmission path to re-use the second transmission path and be connected with this device to be measured.Or, also can only use the first transmission path or the second transmission path to carry out application testing.
Known according to the working method of said apparatus, the present invention can further provide a suitching type communication interface detection method, please refer to shown in Fig. 2, and it comprises following steps:
One communication interface (step S10) is provided, and makes this communication interface there is one first transmission path and one second transmission path; As described in front taking off, this communication interface is universal serial bus (USB; Universal Serial Bus), and first transmission path of this first transmission path for forming between this second main frame connectivity port 30 and this device connectivity port 40; And this second transmission path is also above-mentioned the second transmission path that both form;
One device to be measured is connected with this communication interface, but not to this device power supply to be measured (step S20); As described in front taking off, this device to be measured is connected to this device connectivity port 40, and this mains switch 60 is controlled by this switch controller 10 by this first main frame connectivity port 20, so as to making this device connectivity port 40 controllably to this device power supply to be measured;
Select this communication interface to be connected (step S30) with this first transmission path or this second transmission path with this device to be measured; As described in front taking off, the first or second transmission path that this communication interface is first connected between this second main frame connectivity port 30 and this device to be measured by this diverter switch group 50 is connected;
To this device power supply to be measured (step S40); As described in front taking off, by opening this mains switch 60 so as to this device to be measured is powered; And
By selected this first transmission path of this communication interface or this second transmission path, this device to be measured is carried out to one first communication protocol application testing or second communication protocol application test (step S50); As described in front taking off, this first communication protocol application testing is the application testing of USB 3.0, and this second communication protocol application test is the application testing of USB 2.0; Wherein the application testing of this USB 3.0 is tested this device to be measured via this first transmission path, and the application testing of this USB 2.0 is via this second transmission path, this device to be measured to be tested.
As shown in the above description, transmission path and the power supply of controlling this device connectivity port 40 due to the present invention by this switch controller 10 are supplied with; Therefore, the present invention can allow this device to be measured really in the situation that not needing repeatedly to plug, and carries out the application testing of two kinds of communication protocols (USB 2.0 and USB 3.0).
Please refer to shown in Fig. 3, for the second preferred embodiment of the present invention, it can detect more device to be measured, and basic framework is identical with previous embodiment, precisely because being in this second preferred embodiment, difference includes plural the second main frame connectivity port 30, multiple devices connectivity port 40, multiple diverter switch group 50, multiple mains switch 60 and more than one hub 70, wherein:
Each 40 points of connectivity ports of installing supply to connect multiple devices to be measured, and respectively install the first interface connectivity port SS_TX/RX DS_1 ~ DS8 of connectivity port 40 respectively by each diverter switch group 50, above-mentioned hub 70 is connected with this second main frame connectivity port 30 its first interface transmit port SS_TX/RX, and respectively install second interface connection port DP/DM_DS 1 ~ DS8 of connectivity port 40 also by each diverter switch group 50, above-mentioned hub 70 is connected with the second interface transmit port DP/DM of the second main frame connectivity port 30, the break-make of two diverter switches in each diverter switch group 50 is respectively by the corresponding pin SW_HUB_U3(DS1 ~ DS8 of switch controller 10), SW_HUB_U2(DS1 ~ DS8) control, in the present embodiment, there are altogether eight device connectivity ports 40, and are connected with two the second main frame connectivity ports 30 by two hubs 70 respectively.
Please refer to shown in Fig. 4, in addition, in order to allow user can learn fast in test the test result of this device to be measured later; Therefore suitching type communication interface checkout gear of the present invention is further included:
When this main frame is after detecting each device to be measured, directly the testing result of each device to be measured is presented at respectively on corresponding each indicator light 80 via this switch controller 10, makes the each device to be measured of detection person's interpretation fast whether smoothly by check.
In sum, the present invention can guarantee that this device to be measured all has the application testing that carries out two kinds of different communication protocol (USB 2.0 and USB 3.0) really; And the action of arrange in pairs or groups above-mentioned diverter switch group 50 and mains switch 60, reaches and do not need repeatedly to plug this device to be measured, can carry out the effect of two kinds of communication protocols (USB 2.0 and USB 3.0) application testing.
Claims (10)
1. a suitching type communication interface detection method, is characterized in that, includes:
One communication interface is provided, and makes this communication interface there is one first transmission path and one second transmission path;
One device to be measured is connected with this communication interface, but not to this device power supply to be measured;
Select this communication interface to be connected with this device to be measured with this first transmission path or this second transmission path;
To this device power supply to be measured; And
By selected this first transmission path of this communication interface or this second transmission path, this device to be measured is carried out to one first communication protocol application testing or the test of second communication protocol application.
2. suitching type communication interface detection method according to claim 1, it is characterized in that, this communication interface is universal serial bus, and this first transmission path is USB 3.0 communication protocol transmission paths, and this second transmission path is USB 2.0 communication protocol transmission paths; This first communication protocol application testing is the application testing of USB 3.0 again, and this second communication protocol application test is the application testing of USB 2.0.
3. suitching type communication interface detection method according to claim 2, it is characterized in that, this communication interface is first connected with the second transmission path and this device to be measured, after the application testing of this USB 2.0 is tested this device to be measured via this second transmission path, be connected with the first transmission path and this device to be measured again, and this device to be measured tested via this first transmission path with the application testing of this USB 3.0.
4. suitching type communication interface detection method according to claim 2, it is characterized in that, this communication interface is first connected with the first transmission path and this device to be measured, after the application testing of this USB 3.0 is tested this device to be measured via this first transmission path, be connected with the second transmission path and this device to be measured again, and this device to be measured tested via this second transmission path with the application testing of this USB 2.0.
5. a suitching type communication interface checkout gear, is characterized in that, includes:
More than one switch controller, has one first agreement connectivity port, a second protocol connectivity port, a switching signal output part and a switching power output end;
One first main frame connectivity port, is connected with the first agreement connectivity port and the second protocol connectivity port of this switch controller;
One second main frame connectivity port, has one first protocol transmission port and a second protocol transmit port;
One device connectivity port, for connecting a device to be measured, this device connectivity port has a first interface connectivity port and one second interface connection port; Wherein the second interface connection port of this device connectivity port is connected to the second protocol connectivity port of this second main frame connectivity port;
One switches switches set, be connected in this second main frame connectivity port and install between connectivity port, and this diverter switch group has more than one diverter switch, and this diverter switch has a control end, and is connected with the switching signal output of this switch controller; And
One mains switch, is connected between a power supply and this device connectivity port, and this mains switch has a control end, and is connected with the Switching power output of this switch controller.
6. suitching type communication interface checkout gear according to claim 5, it is characterized in that, this diverter switch group has a diverter switch, is connected between the first protocol transmission port and the first interface connectivity port of this device connectivity port of this second main frame connectivity port.
7. suitching type communication interface checkout gear according to claim 5, it is characterized in that, this diverter switch group has two diverter switches, and two diverter switches are connected between the first protocol transmission port and the first interface connectivity port of this device connectivity port of this second main frame connectivity port, between the second protocol transmit port of this second main frame connectivity port and the second interface connection port of this device connectivity port.
8. according to the suitching type communication interface checkout gear described in claim 6 or 7, it is characterized in that, include plural the second main frame connectivity port, multiple device connectivity ports, multiple diverter switch group, multiple mains switch and more than one hub; Wherein respectively install connectivity port and divide for connecting multiple devices to be measured, and respectively install connectivity port and be connected with this second main frame connectivity port by each diverter switch group, above-mentioned hub respectively.
9. suitching type communication interface checkout gear according to claim 8, is characterized in that, wherein:
This first agreement connectivity port, the first protocol transmission port and first interface connectivity port are the communication pin SS_TX/RX of USB 3.0; And
This second protocol connectivity port, second protocol transmit port and the second interface connection port are the communication pin DP/DM of USB 2.0.
10. suitching type communication interface checkout gear according to claim 9, is characterized in that, this first main frame connectivity port, the second main frame connectivity port and device connectivity port are USB 3.0 interface ports.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210432392.XA CN103795586A (en) | 2012-11-02 | 2012-11-02 | Switching type communication interface detection method and apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210432392.XA CN103795586A (en) | 2012-11-02 | 2012-11-02 | Switching type communication interface detection method and apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105589771A (en) * | 2015-07-24 | 2016-05-18 | 杭州华三通信技术有限公司 | Test method and apparatus |
| CN105700981A (en) * | 2014-11-28 | 2016-06-22 | 神讯电脑(昆山)有限公司 | USB (Universal Serial Bus) disk used for test |
| CN105718407A (en) * | 2014-12-05 | 2016-06-29 | 神讯电脑(昆山)有限公司 | Chip controlled USB switcher |
| CN107678893A (en) * | 2016-08-02 | 2018-02-09 | 致伸科技股份有限公司 | Use the system of different operating system test electronic product |
| WO2024082075A1 (en) * | 2022-10-17 | 2024-04-25 | 福建网能科技开发有限责任公司 | Smart terminal hardware interface test system, and test method thereof |
-
2012
- 2012-11-02 CN CN201210432392.XA patent/CN103795586A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105700981A (en) * | 2014-11-28 | 2016-06-22 | 神讯电脑(昆山)有限公司 | USB (Universal Serial Bus) disk used for test |
| CN105718407A (en) * | 2014-12-05 | 2016-06-29 | 神讯电脑(昆山)有限公司 | Chip controlled USB switcher |
| CN105718407B (en) * | 2014-12-05 | 2018-08-28 | 神讯电脑(昆山)有限公司 | The USB switch of chip controls |
| CN105589771A (en) * | 2015-07-24 | 2016-05-18 | 杭州华三通信技术有限公司 | Test method and apparatus |
| CN107678893A (en) * | 2016-08-02 | 2018-02-09 | 致伸科技股份有限公司 | Use the system of different operating system test electronic product |
| WO2024082075A1 (en) * | 2022-10-17 | 2024-04-25 | 福建网能科技开发有限责任公司 | Smart terminal hardware interface test system, and test method thereof |
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Application publication date: 20140514 |