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Sets CTS mode.

Component Version macOS Windows Linux Server iOS SDK
SerialPort 3.4 ✅ Yes ✅ Yes ✅ Yes ✅ Yes ❌ No
MBS( "SerialPort.SetCTS"; PortReference; Value )   More


Parameter Description Example
PortReference The reference number of the port. You get this number from SerialPort.Open when you open the port. $port
Value 0 to turn off, 1 to turn on. 1


Returns OK or error message.


Sets CTS mode.
If enabled, the CTS (clear-to-send) signal is monitored for output flow control.
Then if CTS is turned off, output is suspended until CTS is sent again.


Turn CTS mode on:

MBS( "SerialPort.SetCTS"; $SerialPort; 1 )

See also

Release notes

Blog Entries

This function is free to use.

Created 18th August 2014, last changed 30th May 2022

SerialPort.SetBaudRate - SerialPort.SetDSR