Datasheet

395
42023E–SAM–07/2013
ATSAM4L8/L4/L2
• EPSIZE: Endpoint Size
This field determines the size of each endpoint bank:
This field is cleared upon receiving a USB reset (except for the endpoint 0).
• EPBK: Endpoint Banks
This bit selects the number of banks for the endpoint:
0: single-bank endpoint
1: double-bank endpoint
For control endpoints, a single-bank endpoint shall be selected.
This field is cleared upon receiving a USB reset (except for the endpoint 0).
EPSIZE Endpoint Size
0 0 0 8 bytes
00116 bytes
01032 bytes
01164 bytes
1 0 0 128 bytes
1 0 1 256 bytes
1 1 0 512 bytes
1 1 1 1024 bytes