Get reference value associated with this port.
- macOS 10.1+
- Mac Catalyst 13.0+Beta
The isoch port interface to use.
Set the reference value with SetRefCon()
The method is called when the port should configure its associated hardware to prepare to send or receive isochronous data on the channel number and at the speed specified.
The method is called to determine which FireWire isochronous channels and speed this port supports.
The method is called to release the hardware after the channel has been stopped.
Set reference value associated with this port.
The method is called when the port is to begin talking or listening.
The method is called when the port is to stop talking or listening.
This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.Learn more about using Apple's beta software