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Reinitialize Serial Plug-in (script step reference)

By July 1, 2023July 17th, 2023Online Help, Troi Serial Plug-in
Troi Serial Plug-in > Script steps reference > Reinitialize Serial Plug-in
Troi Serial Plug-in for FileMaker Pro

Reinitialize Serial Plug-in

Tell the plug-in to re-initialize itself and look which serial ports are available on the system now.

SyntaxScript step badge

Reinitialize Serial Plug-in [ Select ; Result (error) ] 


Select entire contents replaces the entire contents of a field with the result. If not checked the result replaces the currently selected portion of the field
Result (error) an error code

Returned Result

Data type returned

Error code


If successful it returns 0. If unsuccessful it returns an error code starting with $$ and the error code. Returned error codes can be:

$$-4211 kErrAllPortNull no serial ports found

Other errors may be returned in the future.

Originated in

Troi Serial Plug-in 5.0


FileMaker Pro 16 to FileMaker Pro 2023


This script step will close all ports first. Then the plug-in looks again for available ports.

You can use this script step when new or different serial ports are added dynamically, for example if you plug-in a USB To Serial adapter.


Reinitialize Serial Plug-in [  Select ; $ErrorCode ] 

Related script stepScript step badge

Open Serial Port

Related functionsFunction badge


Related topics

Troi Serial Plug-in online help (overview)

Online Help Page for Troi Serial Plug-in for 16 to 2023 –> Reinitialize Serial Plug-in (serip7807) 2023-0717 13:13:38