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PATHHardware Documentation > Power Macintosh G3 Developer Note


Transfer Types Supported

The USB specification defines four data transfer types:

Version 1.1 of the Macintosh USB system software (the version that comes with the Power Macintosh G3) provides functions that support all four transfer types. The earliest version did not support isochronous transfers; if your software requires them, it should make a Gestalt call to determine whether they are supported.


© 1998 Apple Computer, Inc. — (Last Updated 5 Jan 99)