Is there a way to detect changes of the RS232 CTS, DSR, DCD or Ring status?

Is there a way to detect changes of the RS232 CTS, DSR, DCD or Ring status?

Applies to: Docklight Scripting (all versions), Article ID: dl_faq028

Docklight and Docklight Scripting support detecting changes for the CTS, DSR, DCD or Ring status lines using the ‘!’ function character. See the Docklight Scripting User Manual for details.

Docklight Downloads

Docklight Scripting Manual – Controlling and Monitoring RS232 Handshake Signals