Blog: March 2021

Protecting USB devices from Electrostatic Discharge (ESD)

Post date: 8 months 22 hours ago
The next-generation circuitry in today’s consumer and industrial electronics is smaller, faster, better. Consumers love the innovations. But test engineers are not as enthusiastic. Because that innovation comes with a striking downside: increased susceptibility to electrostatic discharge. If the...
Multi-host USB Switch diagram

Using the Acroname Programmable USB 2x4 hub as a software accessible USB switch between two hosts

Post date: 8 months 2 weeks ago
Often a simple USB switch with a physical button is used to switch USB devices between two different host computers. In many cases it would be nice to execute the host switch without physically pushing a button on the device. The Acroname Programmable USB 2x4 hub (2x4) allows a user to switch hosts...

AUTO DRIVE: The automation of automotive USB-C mobile device testing

Post date: 8 months 2 weeks ago
*/ The need for USB-C and power delivery ports in automobiles is speeding up, and the auto industry is adapting to the new demands. As the engineer in charge of testing, you’ll need to up your automated validation testing game.  We live in an on-the-go world, and our devices travel with us in our...

How many Acroname USBHub3+ Hubs can I daisy-chain?

Post date: 8 months 3 weeks ago
Customers often ask how many Acroname USBHub3+ hubs can be daisy-chained. The answer is pretty simple: four. However, getting there requires some understanding of the USB specification and the internal topology of Acroname hubs. Also, by following our suggested configuration, customers can maximize...

Programmatically Checking for Attached Devices

Post date: 8 months 3 weeks ago
Acroname's hubs are a robust hardware solution to many common usb related tasks:  remotely simulating a manual plug-cycle, charging (or not charging) batteries on connected devices, and switching control between two host computers. Accompanying this robust hardware is an equally robust, mature,...
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