Usb2 and selected tektronix oscilloscopes provide onebutton compliance testing for usb 2. This checklist is also used to qualify a usb product for the system integrator list by creating a paper trail of testing for usb compliance. This section provides a brief overview of the different types of mutt devices, the tests you can run by using the device, and suggests topologies for controller, hub, device, and biosuefi testing. Compliance testing also know as conformance testing is a nonfunctional testing technique which is done to validate, whether the system developed meets the organizations prescribed standards or not. The tool uses the acquired waveforms to generate eye diagrams for compliance mask testing and performs measurements for electrical parametric testing.
The following compliance devices are used in conjunction with compliance software to demonstrate usb hub or host compliance. It does not evaluate the functionality of the usb companion controllers. Compliance testing for this standard includes signal integrity as well as a number of lowlevel protocol tests. Usb2 is an automated test package that performs all of the required tests from the usbif for physical layer compliance of usb2.
It is recommended to perform an in house compliance testing of the measurements using the usb2. Ucd340 usbc test device dp compliance test hardware. Nonfunctional testing, as the name suggests, focuses on. Usb compliance testing overview introduction one of the secrets to usbs success has been the compliancetesting program. This program verifies that your device meets the specification and works well with other usb devices. Usb compliance testing overview cypress semiconductor. The usb interface defines protocols for recovery from common errors, improving reliability over previous interfaces. Usb ehci compliance test information for evaluating usb 2. Questions before, during or after the project will be answered by phone or mail without any extra costs. Products that pass this level of acceptability are considered usb if certified and are added to the integrators list and have the right to license the usb if logos. This presentation provides an overview of the test requirements for usb 2.
It also decodes the bmc signaling for protocol testing. The procedures for legacy testing can be found in the usbif compliance program area. Usb, or universal serial bus, is a connectivity standard that enables computer peripherals and consumer electronics to be connected to a computer without reconfiguring the system or opening the computer box to install interface cards. Usb protocol checklist the reference setup for this checklist is a usb link with one usb on each side of it. The software executes the official usbif matlab scripts with matlabs runtime engine embedded in the oscilloscope.
The ehci compliance testing program measures an ehci controller implementation for conformance to the ehci specification and evaluates the functionality of the ehci controller function of a usb 2. Studies of this implementation show that it is easier for devices to pass the inrush test using this new algorithm. The controller is expected to pass the usb implementers forum usbif compliance testing for hosts and. Integrated with teledyne lecroys voyager exerciser platform, the compliance suite is certified by the usbif for typec, power delivery, link layer ch. To prevent redundant testing between wired and wireless interoperability tests, the operating current measurement should be performed during the wireless interoperability test since the hwa manufacture software is required during normal host operation and suspend. Grl developed grlusbpd, the usb pd compliance test software, based on the usb typec cts.
The cp10 signal, required for compliance testing, is also generated as shown below and saved as waveform. Go underthehood with usb typec and power delivery compliance test procedure. We have been authorized to perform testing of usb 2. The microsoft usb test tool mutt is collection of devices for testing interoperability of your usb hardware with the microsoft usb driver stack. Usb implementers forum nts has been an integral part of usb compliance testing since the beginning, and has served as a resource to our. Nts performs usb compliance and certification testing as licensed by the usb if on virtually every type of usb product. There is a separate category of testing known as nonfunctional testing. A usb electrical analysis tool is available separately for download see usbet above. Usbif certification covers more indepth testing of usb devices and host controllers and ensures a highquality implementation. The updates may contain information on test requirements andor test procedures. Usb20cv is the compliance test tool which evaluates high, full and lowspeed usb devices for conformance to the usb device framework chapter 9, hub. Easytouse interface for fast setup, configuration and automated test recognized by the usbif for usb compliance testing. This is the equipment youll find in use at usbif compliance workshops. Quickly find the root cause of issues when testing superspeed usb 3.
The usbif electrical analysis tool, usbet, revision 2. Mcci offers fast, effective compliance testing services, with an emphasis on expert customer support throughout the process. All tests are listed in electrical compliance test specification superspeed universal serial bus. Usb hardware, specifically usb device or host controller, must meet the electrical and mechanical requirements of usbif in order to receive windows certification. Sigtest is the official tool for superspeed usb transmitter voltage, lfps, and signal quality electrical compliance testing as well as for calibrating superspeed. The usb software automates the compliance testing and allows engineers to perform the required tests efficiently and reliably right on their bench. If dut does not detect tseq after power up, dut must be able to enter transmit compliance mode and be able to accept lfps ping command to transmit cp0 and cp1 discussion. The ehci compliance testing evaluates the ehci controller function of a usb 2. The software executes the official usbif software, usbet20 embedded in the oscilloscope. Ntss usb golden certification suite is in no way related to usb implementers forum, inc. Description usb compliance test software im 70198561e this manual.
Agilent technologies n5416a and n5417a usb compliance. This reduces the product failure risk at the usb workshop or at the test house. Because use of the usb logo is only permitted after compliance testing, the user can have confidence that a usb device will work as expected without extensive interaction with settings and configuration. An embedded host is defined as a nonpc hosts that supports a specific, targeted set of peripherals. Compliance testing is done by embedding the compliance channel, but many designers want to validate other channel models understand transmitter margin given worst case channels model channel and cable combinations beyond compliance requirements create interconnect models with sdla software to analyze channel effects. Nts performs usb compliance and certification testing as licensed by the usbif on virtually every type of usb product. Internal standards could be standards set by the company itself. There are five manuals regarding usb compliance testing including this one. For example, a web application development company might set the standard that all webpages must be responsive. Usb memory stick tester is a small application designed to help testing removable storage media such as usb memory sticks for defects. Usb compliance test software for infiniium oscilloscopes.
Usb electrical specification compliance for your usb 2. Only devices that have passed compliance testing can wear the usb logo. Link layer compliance tests usb analyzers capture usb traffic and with dedicated software it is possible to find and resolve problems caused by errors in link layer during enumeration process, i. Usb compliance test software users manual yokogawa. Electrical testing can be accomplished using teledyne lecroy usb 3. Usbif certification tests windows drivers microsoft docs. Usb pd the grlusbpd software is a compliance package developed by granite river labs which is now compatible with teledyne lecroy oscilloscopes the grlusbpdc1 typec hardware test controller is used to automate the test process performs testing as per chapters 5,6 and 7 of the compliance spec supports usb power delivery protocol. Tektronix usb tx and rx software solutions meet the electrical validation, compliance, characterization and debug needs of engineers designing usb 3. See all activity file management, filesystems, hardware. Usb golden suite compatibility national technical systems. There are three suggested components to ehci compliance testing. For over twenty years weve been developing and licensing usb system software to be embedded into our. In addition to the compliance tests, ucd300 series devices feature also functionality testing of hdcp 1.
Compliance testing, also known as conformance testing, regulation testing, standards testing, is a type of testing to determine the compliance of a system with internal or external standards. The compliance program uses multiple test specifications along with a test id tid to track and define the test criteria used to evaluate a product. Contact nts for information on usb certification testing. These devices are not designed for use with the windows stack, and are only to be used with host and hub specific tests. Usb typec connector system software interface ucsi. Easytouse interface for fast setup, configuration and automated test recognized by the usbif for usb compliance testing awardwinning infiniium ease of use test fixtures for usb 1. A solution for usb pd electrical parametric and protocol measurements for compliance is also available.
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