CN217739894U - Novel support USB 4's Type-C interface test device - Google Patents
Novel support USB 4's Type-C interface test device Download PDFInfo
- Publication number
- CN217739894U CN217739894U CN202221982306.8U CN202221982306U CN217739894U CN 217739894 U CN217739894 U CN 217739894U CN 202221982306 U CN202221982306 U CN 202221982306U CN 217739894 U CN217739894 U CN 217739894U
- Authority
- CN
- China
- Prior art keywords
- circuit
- usb
- interface
- transmission
- unit
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Communication Control (AREA)
Abstract
The utility model discloses a novel support USB 4's Type-C interface test device, including power input module, configuration memory circuit, button operation circuit, network interface circuit, USB-B interface circuit, first crystal oscillator circuit, system indicator lamp circuit, interface protection circuit, multichannel USBType-C interface circuit, power transmission test unit, data transmission speed test unit, video and high-speed data protocol processing unit, MCU the control unit; the output end of the power input module is connected with the MCU control unit, the power transmission test unit, the data transmission speed test unit and the video and high-speed data protocol processing unit; the configuration storage circuit, the key operation circuit, the network interface circuit, the USB-B interface circuit, the first crystal oscillator circuit and the system indicator lamp circuit are respectively connected with corresponding IO ports of the MCU control unit; the power transmission test unit is respectively connected with the multi-channel USBType-C interface circuit and the MCU control unit.
Description
Technical Field
The utility model relates to a testing arrangement technical field especially relates to a novel support USB 4's Type-C interface test device.
Background
USB (Universal Serial Bus) is named as Universal Serial Bus (USB), which is one of the most common interfaces in life and is proposed by companies such as intel, compaq, IBM, microsoft, etc. in the union of 1994. The device has the characteristics of hot plug, bus compatible data and power supply, convenience in carrying, simple port, strong compatibility, diversified transmission modes, capability of being connected with a plurality of devices at the same time and the like, so that the device has a very wide application range, is widely applied to information communication products such as personal computers, mobile devices and the like, and is expanded to other related fields such as photographic equipment, game machines and the like. Its technical standard is constantly updating the iteration. The former hardware interface types include USB-ase:Sub>A, USB-B, mini USB, micro USB, etc., while the USB protocol mainly includes USB 1.0, USB 1.1, USB 2.0, USB 3.0, USB 3.1, USB 3.2, etc. However, with the rapid development of the current mobile computing era, mobile interconnection has become a fixed office, and has made higher requirements on the aspects of data transmission speed, power supply function, stability and the like, and the traditional USB interface and communication protocol are difficult to adapt to the development requirements of brand new mobile devices. The USB standardization organization USB-IF has then released new USB communication standards. Compared with the USB-A, the USB-C has the characteristics of small volume, support of blind insertion and the like, contains more pins, can contain 24 pins at most, namely the pins of the commonly-described full pins, and can realize more functional characteristics when the number of the pins is more. In terms of communication protocols, the USB-IF association released the USB4.0 specification in 2019, USB4 being an interconnect-oriented technology that is more complex than previous generation technologies. Firstly, in the aspect of speed transmission, the theoretical maximum transmission speed can reach 40Gbps through dual-channel transmission; secondly, a USB PD power transmission quick-charging protocol is supported, higher voltage and current can be realized, the highest transmitted power can reach 100W, and the transmission direction of the power can be freely changed; thirdly, a tunneling technology is used for bearing multiple protocols (such as signal standards of DisplayPort, PCIE and the like), and mechanisms of time synchronization, bandwidth dynamic allocation and the like are supported; fourthly, the lightning protection device is compatible with a lightning 3 interface, and can be downward compatible with protocols such as USB 3, USB 2 and the like; fifthly, the higher speed makes the transceiving architecture more complex, and more advanced algorithms and mechanisms are used in the electrical sublayer and the logic sublayer, so that the performance and the robustness of the system are improved. With more and more electronic devices using Type-C interface and USB4 communication protocol specification, a testing apparatus is needed to perform testing verification on USB physical interface, USB4 protocol specification and device product performance (including power transmission, data transmission speed, video and audio data transmission, etc.) in all aspects to ensure product quality.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem, provide a novel support USB 4's Type-C interface test device.
In order to solve the technical problem, the technical scheme of the utility model is that: a novel Type-C interface testing device supporting USB4 comprises a power input module, a configuration storage circuit, a key operation circuit, a network interface circuit, a USB-B interface circuit, a first crystal oscillator circuit, a system indicator lamp circuit, an interface protection circuit, a multi-path USB Type-C interface circuit, a power transmission testing unit, a data transmission speed testing unit, a video and high-speed data protocol processing unit and an MCU (microprogrammed control unit); the output end of the power input module is connected with the MCU control unit, the power transmission test unit, the data transmission speed test unit and the video and high-speed data protocol processing unit; the configuration storage circuit, the key operation circuit, the network interface circuit, the USB-B interface circuit, the first crystal oscillator circuit and the system indicator lamp circuit are respectively connected with corresponding IO ports of the MCU control unit; the power transmission testing unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit; the data transmission speed testing unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit; and the video and high-speed data protocol processing unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit.
Further, the data transmission speed testing unit comprises a USB Type-C interface input circuit, a signal selection circuit, a filter circuit, a signal cache circuit, a USB speed mixing switching circuit, different USB speed testing circuits and an SATA data storage circuit; USB Type-C interface input circuit links to each other with filter circuit, and signal selection circuit links to each other with USB Type-C interface input circuit's output, and filter circuit is connected with signal buffer circuit, and USB speed mixes the switch circuit and links to each other with signal buffer circuit, different USB speed mixing switch circuit and MCU the switch circuit respectively, and SATA data memory circuit links to each other with different USB speed mixing switch circuit.
Further, the power transmission testing unit comprises a USB Type-C interface input circuit, a protection circuit, a power transmission control circuit, a power measuring unit, a Vconn transmission circuit, a Vbus transmission circuit, a power supply circuit, a Vconn load circuit and a Vbus load circuit; the USB Type-C interface input circuit is connected with the power transmission control circuit, the protection circuit is connected with the USB Type-C interface input circuit, the power transmission control circuit is connected with the power measurement unit, the Vconn transmission circuit and the Vbus transmission circuit, the power supply circuit is connected with the Vconn transmission circuit and the Vbus transmission circuit, the Vconn load circuit is connected with the Vconn transmission circuit, the Vbus load circuit is connected with the Vbus transmission circuit, and the MCU control unit is connected with the power supply circuit, the Vconn load circuit and the Vbus load circuit.
Further, the video and high-speed data protocol processing unit comprises a USB Type-C interface input circuit, a signal selection circuit, a signal enhancement and equalization circuit, a data signal conversion circuit, a memory circuit, a second crystal oscillator circuit, a different data protocol processing circuit, a video and audio processing circuit and a signal output driving circuit; the USB Type-C interface input circuit is connected with the signal enhancement and equalization circuit, the signal selection circuit is connected with the output end of the USB Type-C interface input circuit, the data signal conversion circuit is respectively connected with the signal enhancement and equalization circuit, the different data protocol processing circuits and the video and audio processing circuits, the memory circuit is respectively connected with the different data protocol processing circuits and the video and audio processing circuits, the second vibration circuit is respectively connected with the different data protocol processing circuits and the video and audio processing circuits, the signal output driving circuit is connected with the video and audio processing circuits, and the MCU control unit is respectively connected with the signal enhancement and equalization circuit and the data signal conversion circuit.
The utility model discloses can carry out the test of integration to the USB4 protocol standard based on Type-C and the protocol standard of low version, provide multichannel input/output signal interface, can carry out the uniformity test to the data communication protocol and the video communication protocol of other types simultaneously, realize a multiplexing commonality function, high durability and convenient carrying, the function is various, and have good interference killing feature, low power consumption, through linking to each other with the computer can come the test parameter of configuration system according to the demand, can carry out analysis and storage to the test result simultaneously.
Drawings
FIG. 1 is a block diagram of the present invention;
fig. 2 is a schematic block diagram of a data transmission speed testing unit according to the present invention;
fig. 3 is a schematic block diagram of a power transmission test unit according to the present invention;
fig. 4 is a schematic block diagram of a video and high speed data protocol processing unit according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings 1-4.
As shown in figure 1, the novel Type-C interface testing device supporting USB4 comprises a power input module, a configuration storage circuit, a key operation circuit, a network interface circuit, a USB-B interface circuit, a first crystal oscillator circuit, a system indicator lamp circuit, an interface protection circuit, a multi-path USB Type-C interface circuit, a power transmission testing unit, a data transmission speed testing unit, a video and high-speed data protocol processing unit and an MCU control unit. The output end of the power input module is connected with the MCU control unit, the power transmission test unit, the data transmission speed test unit and the video and high-speed data protocol processing unit. The configuration storage circuit, the key operation circuit, the network interface circuit, the USB-B interface circuit, the first crystal oscillator circuit and the system indicator lamp circuit are respectively connected with corresponding IO ports of the MCU control unit. The power transmission test unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit. And the data transmission speed testing unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit. And the video and high-speed data protocol processing unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit.
As shown in fig. 2, the data transmission speed testing unit includes a USB Type-C interface input circuit, a signal selection circuit, a filter circuit, a signal buffer circuit, a USB speed hybrid switching circuit, a different USB speed testing circuit, and a SATA data storage circuit. USB Type-C interface input circuit links to each other with filter circuit, and signal selection circuit links to each other with USB Type-C interface input circuit's output, and filter circuit is connected with signal buffer circuit, and USB speed mixes the switching circuit and links to each other with signal buffer circuit, different USB speed mix the switching circuit and MCU the control unit respectively, and SATA data storage circuit links to each other with different USB speed mix the switching circuit. The testing device is provided with a plurality of USB Type-C input and output interfaces, a signal selection circuit can select signals of an appointed channel to test according to the configuration and the command of a system, USB digital signals are sent to a USB signal cache circuit after passing through a filter circuit, a USB speed hybrid switching circuit can switch the USB protocol configuration of the system in real time according to specific testing requirements and commands and transmit the USB signals with different protocol specifications to different speed testing modules, an SATA data storage circuit is required for testing some high-speed data, and the transmission speed and the transmission stability of the high-speed USB signals are judged by calculating the read-write time of data files.
As shown in fig. 3, the power transmission testing unit includes a USB Type-C interface input circuit, a protection circuit, a power transmission control circuit, a power measuring unit, a Vconn transmission circuit, a Vbus transmission circuit, a power supply circuit, a Vconn load circuit, and a Vbus load circuit. The USB Type-C interface input circuit is connected with the power transmission control circuit, the protection circuit is connected with the USB Type-C interface input circuit, the power transmission control circuit is connected with the power measuring unit, the Vconn transmission circuit and the Vbus transmission circuit, the power supply circuit is connected with the Vconn transmission circuit and the Vbus transmission circuit, the Vconn load circuit is connected with the Vconn transmission circuit, the Vbus load circuit is connected with the Vbus transmission circuit, and the MCU control unit is connected with the power supply circuit, the Vconn load circuit and the Vbus load circuit. The testing device is provided with a plurality of USB Type-C input and output interfaces for testing the power transmission performance, and a power signal firstly passes through the protection circuit to prevent the testing device from being burnt out due to excessive power caused by certain problems. The power control circuit is responsible for the selection of multiple power signals and the communication and configuration (such as power transmission direction, power magnitude, etc.) of the power transmission protocol with the device under test. The power transfer in the USB protocol specification includes a Vconn power supply and a Vbus power supply, which are processed by a Vconn transfer circuit and a Vbus transfer circuit, respectively. When the testing device works in a power supply mode, the power supply of the system is provided by the power supply circuit, and the specific power is configured by the MCU control unit. When the testing device works in a load mode, the load of the system is provided by the Vconn load circuit and the Vbus load circuit, and the specific load size is configured by the MCU control unit. The power measuring unit can measure the voltage value and the current value in the electric power transmission line in real time and provide the voltage value and the current value to a system and a user for judgment and analysis.
As shown in fig. 4, the video and high speed data protocol processing unit includes a USB Type-C interface input circuit, a signal selection circuit, a signal enhancement and equalization circuit, a data signal conversion circuit, a memory circuit, a second crystal circuit, a different data protocol processing circuit, a video and audio processing circuit, and a signal output driving circuit. The USB Type-C interface input circuit is connected with the signal enhancement and equalization circuit, the signal selection circuit is connected with the output end of the USB Type-C interface input circuit, the data signal conversion circuit is respectively connected with the signal enhancement and equalization circuit, the different data protocol processing circuits and the video and audio processing circuits, the memory circuit is respectively connected with the different data protocol processing circuits and the video and audio processing circuits, the second vibration circuit is respectively connected with the different data protocol processing circuits and the video and audio processing circuits, the signal output driving circuit is connected with the video and audio processing circuits, and the MCU control unit is respectively connected with the signal enhancement and equalization circuit and the data signal conversion circuit. The testing device is provided with a plurality of USB Type-C input interfaces, the signal selection circuit selects different paths to test according to the testing requirements of the system, in order to ensure the transmission quality and performance of high-speed data signals, the high-speed data signals are firstly processed by the signal enhancement and equalization circuit and then transmitted to the data signal conversion circuit, and as high-speed data, video and audio signals of various other protocols can be transmitted in the protocol specification of USB4, the high-speed signals need to be analyzed, converted and other preprocessing operations in the signal conversion circuit, and then the signals are forwarded to different high-speed data processing circuits. The second crystal oscillator circuit is responsible for providing system clocks for different data protocol processing circuits and video and audio processing circuits, and the memory circuit provides necessary memory space for high-speed data processing. The signal output driving circuit can output the video and audio data to other external displays and playing equipment. The MCU control unit completes the setting of relevant parameters and the reading of relevant information of the corresponding functional module according to the test requirements of the system.
The testing device covers the function test aiming at the existing USB4 communication protocol, and comprises a physical interface test, a data transmission speed test (simultaneously testing the transmission speed of a low version by downward compatibility), a power transmission test (testing performance parameters such as voltage and current in a USB interface, setting a power supply mode or a load mode and setting the transmission direction of power), a high-speed data communication protocol and a video communication protocol test (comprising a lightning transmission protocol, a PCIE protocol, a DP video transmission protocol and the like). The testing device simultaneously provides various different peripheral interfaces, is convenient to connect with a computer, and is combined with an upper computer control system to test different functions of equipment and store and analyze test data. The testing device has the characteristics of small volume, convenience in carrying, various functions and the like.
Above, only be the embodiment of the preferred of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art is in the technical scope disclosed in the present invention, and according to the technical solution of the present invention and the design of the present invention, all equivalent replacements or changes should be covered within the scope of protection of the present invention.
Claims (4)
1. A novel USB 4-supporting Type-C interface testing device is characterized by comprising a power input module, a configuration storage circuit, a key operation circuit, a network interface circuit, a USB-B interface circuit, a first crystal oscillator circuit, a system indicator lamp circuit, an interface protection circuit, a multi-path USB Type-C interface circuit, a power transmission testing unit, a data transmission speed testing unit, a video and high-speed data protocol processing unit and an MCU control unit; the output end of the power input module is connected with the MCU control unit, the power transmission test unit, the data transmission speed test unit and the video and high-speed data protocol processing unit; the configuration storage circuit, the key operation circuit, the network interface circuit, the USB-B interface circuit, the first crystal oscillator circuit and the system indicator lamp circuit are respectively connected with corresponding IO ports of the MCU control unit; the power transmission testing unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit; the data transmission speed testing unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit; and the video and high-speed data protocol processing unit is respectively connected with the multi-path USB Type-C interface circuit and the MCU control unit.
2. The novel USB 4-supporting Type-C interface testing device according to claim 1, wherein the data transmission speed testing unit comprises a USB Type-C interface input circuit, a signal selection circuit, a filter circuit, a signal buffer circuit, a USB speed hybrid switching circuit, a different USB speed testing circuit and an SATA data storage circuit; the USB Type-C interface input circuit is connected with the filter circuit, the signal selection circuit is connected with the output end of the USB Type-C interface input circuit, the filter circuit is connected with the signal cache circuit, the USB speed hybrid switching circuit is respectively connected with the signal cache circuit, the different USB speed hybrid switching circuit and the MCU control unit, and the SATA data storage circuit is connected with the different USB speed hybrid switching circuit.
3. The novel USB 4-supporting Type-C interface testing device according to claim 1, wherein the power transmission testing unit comprises a USB Type-C interface input circuit, a protection circuit, a power transmission control circuit, a power measuring unit, a Vconn transmission circuit, a Vbus transmission circuit, a power supply circuit, a Vconn load circuit, and a Vbus load circuit; the USB Type-C interface input circuit is connected with the power transmission control circuit, the protection circuit is connected with the USB Type-C interface input circuit, the power transmission control circuit is connected with the power measurement unit, the Vconn transmission circuit and the Vbus transmission circuit, the power supply circuit is connected with the Vconn transmission circuit and the Vbus transmission circuit, the Vconn load circuit is connected with the Vconn transmission circuit, the Vbus load circuit is connected with the Vbus transmission circuit, and the MCU control unit is connected with the power supply circuit, the Vconn load circuit and the Vbus load circuit.
4. The device for testing the novel Type-C interface supporting the USB4 according to claim 1, wherein the video and high-speed data protocol processing unit comprises a USB Type-C interface input circuit, a signal selection circuit, a signal enhancement and equalization circuit, a data signal conversion circuit, a memory circuit, a second crystal oscillator circuit, a different data protocol processing circuit, a video and audio processing circuit and a signal output driving circuit; USB Type-C interface input circuit links to each other with signal enhancement and equalizer circuit, signal selection circuit links to each other with USB Type-C interface input circuit's output, data signal conversion circuit links to each other with signal enhancement and equalizer circuit, different data protocol processing circuit and video and audio processing circuit respectively, memory circuit links to each other with different data protocol processing circuit and video and audio processing circuit respectively, the second vibration circuit links to each other with different data protocol processing circuit and video and audio processing circuit respectively, signal output drive circuit links to each other with video and audio processing circuit, MCU the control unit links to each other with signal enhancement and equalizer circuit and data signal conversion circuit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221982306.8U CN217739894U (en) | 2022-07-29 | 2022-07-29 | Novel support USB 4's Type-C interface test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221982306.8U CN217739894U (en) | 2022-07-29 | 2022-07-29 | Novel support USB 4's Type-C interface test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217739894U true CN217739894U (en) | 2022-11-04 |
Family
ID=83813851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221982306.8U Active CN217739894U (en) | 2022-07-29 | 2022-07-29 | Novel support USB 4's Type-C interface test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217739894U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115102620A (en) * | 2022-07-11 | 2022-09-23 | 天津市英贝特航天科技有限公司 | Optical fiber 1553B bus communication device |
-
2022
- 2022-07-29 CN CN202221982306.8U patent/CN217739894U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115102620A (en) * | 2022-07-11 | 2022-09-23 | 天津市英贝特航天科技有限公司 | Optical fiber 1553B bus communication device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20140013024A1 (en) | Interposer and intelligent multiplexer to provide a plurality of peripherial buses | |
| CN115210589A (en) | Chip testing device and testing method | |
| CN217739894U (en) | Novel support USB 4's Type-C interface test device | |
| CN211349341U (en) | Signal switching device and electronic equipment | |
| CN109407574A (en) | Output-controlling device and its method may be selected in a kind of multibus | |
| CN205015832U (en) | Multicomputer auto -change over device with quick charge function | |
| CN216391231U (en) | Docking station with double video interfaces | |
| CN213365381U (en) | Main board | |
| US20030016487A1 (en) | Method and apparatus of interface conversion for handheld device | |
| CN114614890A (en) | Error code tester and error code testing system | |
| CN112835834B (en) | Data transmission system | |
| CN107391405A (en) | Usb circuit and USB device | |
| CN112098740A (en) | Intelligent comprehensive test instrument | |
| CN114443404B (en) | Board card for OCP interface test, test system and test method | |
| US11947484B2 (en) | Universal serial bus (USB) hub with host bridge function and control method thereof | |
| CN216210997U (en) | Transmission module for improving SPI signal quality in circuit | |
| CN221239264U (en) | M.2 encryption card supporting multiple communication protocols | |
| CN114297123B (en) | Type-C interface circuit and electronic equipment | |
| CN213182730U (en) | Converter and VR control system | |
| CN217767439U (en) | Processor system | |
| CN213813918U (en) | Automatic test system for USB Type-C slave interface test | |
| CN217182570U (en) | Interface switching device | |
| CN214375135U (en) | RoCE chip testing device | |
| CN219370267U (en) | Computer main control board of 6U VPX framework | |
| CN217825009U (en) | General development board and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |