Acroname Blog

Disabling USB Port for Acroname Hub   Many customers have found the Acroname USBHub2x4 useful in production environments, but in some cases, when the hub is powered up/booted it may be best if the downstream ports are NOT enabled. This is particularly useful for cases when there…

When USB robustness and reliability matterFor everyday use — like connecting a mouse or webcam to your laptop — an inexpensive USB hub with enough ports will get the job done. However, in production or test environments, robustness and reliability are paramount. Chasing bugs inherent in…

Two example projects for USBHub2x4 With National Instruments We've recently been getting questions regarding the use of the Acroname USBHub2x4 from within National Instruments TestStand test management software. So we put together two example projects which wraps the BrainStem2 library…

Connecting multiple USB hubsIn this week's video we answered the popular question of: "Can I connect more than one USBHub2x4/BrainStem device to my computer?".  Not only did we prove that the answer is yes, but we also wanted to see exactly how many devices we could connect using our…

Using BrainStem Python for Turning USB Device On And Off Simple task automation for repetitive actions can be powerful aids in product development. Automatically connecting and disconnect devices from a USB bus is commonly done in manufacturing test and software regression test systems.…

Acroname, developer and distributor of expandable hardware and software products for embedded robotic, automation, control systems and manufacturing testing, has unveiled the first fully programmable USB hub for automated regression testing, manufacturing test and measurement. The software-…

Controlling data and power lines independently with HubTool applicationNotice that when the power line is enabled, the Android device indicates it as "charged". After enabling the data lines, the device then indicates that it enumerates as a media device from the USB Hub. Doing…

Today's mobile devices continue to integrate more features and functions into ever smaller packages. Features usually win over battery life during the design phase. In order to help quantify and develop test methods, Acroname was contracted by a major cellphone manufacturer to design a mobile…