Locates the telescope's "home" position (synchronous)
ASCOM.DriverAccess (in ASCOM.DriverAccess.dll) Version: 18.104.22.168 (22.214.171.12421)
Returns only after the home position has been found.
At this point the AtHome
property will be True.
Raises an error if there is a problem.
Raises an error if AtPark is true.
This is only available for telescope InterfaceVersions 2 and 3