USBSerial would not block on write if the USB inteface is not connected#444

Merged

fpistm merged 5 commits intostm32duino:masterfrom

Mar 14, 2019

Commits on Feb 27, 2019

Commits on Mar 9, 2019

Check if the last packet we tried to transfer is taking too long
ghent360
committed

Commits on Mar 13, 2019

Reset transmit timeout on terminal re-connect.
ghent360
committed