![]() Each packet has a unique, consecutive ID. The device ( USB high-speed) sends out data continuously in 512 bytes packets. We have analysed this using a hardware USB analyser and a test program which ![]() The only workaround is to read in small chunks. Sometimes packets seems to disappear inside the Windows 10 USB stack. Windows 10 comes with a re-designed driver for CDC-ACM.Īt the time of writing (June 2019) Windows 10 has an issue with large IN CDC transfers. Program can be used to access the device. On macOS no drivers are needed, the device should show up as ![]() inf file for the CDC-ACM device must be installed on these older systems. On Windows 8.1 and below the "usbser" driver is not automaticallyĪssigned to the CDC-ACM device. ![]() On Linux no drivers are needed, the device should show up as ![]()
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December 2022
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