When this action is triggered, a previously configured message is sent trough the serial port of the autopilot. The message has to be configured in Devices/XPC Uint8/Custom messages (126.96.36.199).
The two parameters to configure in this action are:
- Producer: which is linked to a type of serial port SCIC, SCID (XPC Unit8 panel).
- Custom message: that will be sent ( configured in the XPC Uint8 panel and Custom messages option).