Acroname Blog

 IntroductionAcroname's USBHub3c industrial USB Hub (plus the PD Logger add-on feature) can generate and capture arbitrary Vendor-Defined Messages (VDMs), enabling scalable automated testing, debugging, configuration, and deployment of USB-C devices.USB Power Delivery (USB PD) uses the…

Faster Testing. Fewer Errors. No Cable Flipping Required.USB-C is everywhere — powering laptops, phones, tablets, monitors, and more. It’s flexible and powerful, but with that comes complexity. If you’re managing production for USB-C devices, the challenge isn’t the port itself. It’s the testing.…

Cut Test Time, Eliminate Errors, and Scale Across Lines — No Cable Flipping RequiredIf you manage production lines for devices with USB-C ports, the real challenge isn’t the port — it’s the testing.A single bad port means a return, a delay, or a hit to your metrics. And catching it after the fact?…

This guide demonstrates how to automate DFU restores of Apple Silicon MacBooks using Acroname's USBHub3c, DFU Automator, and Apple Configurator. This setup lets you manage bulk macOS provisioning, restore bricked devices, and deploy custom OS images - in batches or asynchronously - via DFU mode.…

 We sometimes get questions about how to use the control port on our industrial USB Hubs.  Each hub works a little differently:USBHub2x4USBHub2x4 is our compact two-host, four-port USB 2.0 hub.No control portDefaults to automatic host switching between  host ports (port 0 priority)…

USBHub3c, combined with the External Load Feature, allows easy load testing and battery discharge of a variety of USB devices, including legacy Lightning, USB-OTG and USB-C ports, with and without USB Power Delivery (PD).Who is this Application Note for?This guide is intended for users who need to:…

Getting Power Data Objects from Acroname APIIf you've used HubTool, you've probably seen this helpful screen: And perhaps thought:  "I'd really like to use those values (5.00 VDC, 3A) in my python script!"And possibly tried Acroname's API call to Get A Particular Power Data Object (PDO).…

The Problem: Inconsistent Serial Port Assignment for multiple devicesA recurring issue when working with multiple USB-to-serial connections is that the operating system does not consistently assign port names. This is especially painful for end-of-line (EOL) functional test customers who are…

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…

USB-C ports have to handle a variety of functions including data transfer, power delivery, and DisplayPort (DP) Alt Mode video output.  Device manufacturers need to perform factory End-of-Line (EOL) testing to make sure that their products meet specifications  In this blog post, we'll be…