Esp add rs232 0 - Githubissues

Checklist before merging

[ ] Is the most recent master version merged? Double check with git pull and git merge master.
[ ] Does it compile without errors?
[ ] Has someone reviewed your changes?

[ ] Flash the ESP and STM Firmware via USB and connect a GNSS antenna
[ ] Test without a SD-Card
[ ] Check that the Bluetooth and CAN works and transmitts data. If possible test with Hardware-version 1.0 and 2.0!
[ ] Insert a SD-Card with the latest sensor_config.txt file from Configuration_files and an logging enabled. Let the sensor run for ~ 30 minutes. Afterwards check that there are only two files: data file yymmdd_hhmmss.f* and a calibration/configuration dump file: yymmdd_hhmmss.EEPROM There shall be no crash-dump files.