mishafarms b4a9684a74 Fix SerialBT.flush (#3579)
* Fix flush

flush should not flush the read buffer, it should wait till all output is drained from the write buffer.

* Update BluetoothSerial.cpp

Co-authored-by: Me No Dev <me-no-dev@users.noreply.github.com>
2020-01-20 22:34:57 +02:00
..
2020-01-20 22:34:57 +02:00