I\'m working on a device which communicates with a PC through a (virtual) serial port. The problem is that the data we are sending occasionally gets incorrectly identified b
I also encountered this problem, fixed it by disabling "serial enumerator" in the advanced properties of the FTDI driver (properties of COM ports in Device Manager). This is described in http://www.ftdichip.com/Support/Documents/AppNotes/AN_107_AdvancedDriverOptions_AN_000073.pdf.