DTR and RTS control lines toggle unintentionally when opening...
Python 3.5.1 on Windows 8.1 64 bit, hardware is Silabs CP2102 USB-UART bridge with current drivers. pySerial upgraded from 3.0.1 to current 3.1 via pip3 (as admin) >pip show pyserial --- Metadata-Version: 2.0 Name: pyserial Version: 3.1 ...