Acroname Blog

One of the challenges of USB PD is that devices need to work correctly with any PD sources or sinks they might encounter.  We frequently see shipped products that don't follow PD negotiations correctly.  Testing your USB-powered device against a single charger is not enough!  One of…

Eliminating AC/DC Wall Adapters for Low-Power Devices Using the Acroname USBHub3c The need for more efficient, space-saving, and simplified power solutions is rising in today's increasingly connected world. Many devices, especially in the industrial, medical, and consumer electronics markets, rely…

Introduction to USB Power Delivery (USB PD) Testing with USBHub3cUSB Power Delivery (USB PD) sources need to support a broad range of power modes and sink devices.   Be sure that your source can reliably handle any sink it might encounter.The USBHub3c by Acroname is an industrial USB-C hub…

I. Introduction to USB Power Delivery (PD) Sink TestingUSB Power Delivery (USB PD) is a convenient way to power a variety of devices.  Since a USB PD sink device could be connected to any PD source, sinks need to work safely and correctly with any source they might encounter.The USBHub3c by…

If you're looking for a guide to power delivery connector types, look no further. We're going to take a deep dive into the world of USB power delivery and explore different types of connectors. Different USB PD applications have different needs, so a USB-C PD connector will look a lot different…

 Acroname's USBHub3c Pro plus the right add-on software features becomes a comprehensive USB power delivery (USB-PD) testing rig.  Build out your in-house USB-PD test lab and know what your devices are doing with complete control!  Interactively debug or automate USB-PD validation…

USB cables can be a huge headache. They're deceptively simple, with huge amounts of variation underneath the same broad categories — and that's not even touching on cables that are labeled incorrectly.We're going to look at some of the top USB cable blunders that test engineers make: mistakes can…

Power Measurement and Voltage Monitoring with USBHUB3+ Among other properties, using the USBHub3+ we can view: Per-port Voltage Per-port Current Input Voltage Input Current Measuring voltage and current with HubTool If you haven't already, install HubTool, which…

Learn how to determine the enumeration speed of devices connected to USBHUB3+ and whether they're operating at high or super speeds. Each port on USBHub3+ can operate in High Speed or Super Speed modes. There are three ways to view the speed of a connected port Front panel LED HubTool…

Setting charging port modes on USBHub3+ Port Modes: CDP, SDP, and DCP The USBHub3+ can set each of its downstream ports to several power modes to support a range of devices. The supported modes are part of BC1.2 USB charging specification: Port mode Condition Maximum current(…