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Clears incoming buffer.

Component Version macOS Windows Linux Server iOS SDK
SerialPort 7.4 ✅ Yes ✅ Yes ❌ No ✅ Yes, on macOS and Windows ❌ No
MBS( "SerialPort.Clear"; PortReference )   More


Parameter Description Example
PortReference The reference number of the port. You get this number from SerialPort.Open when you open the port. $port


Returns OK or error.


Clears incoming buffer.
Reads all data from serial port.

See also

Release notes

Blog Entries

This function is free to use.

Created 12nd September 2017, last changed 15th June 2021

SerialPort.AvailableBytes - SerialPort.ClearDataAvailableHandler