Datasheet

615
AT32UC3A
• PSIZE: Pipe Size
Set to select the size of each pipe bank:
Cleared by hardware upon sending a USB reset.
• PTOKEN: Pipe Token
Set to select the endpoint token:
• AUTOSW: Automatic Switch
Set to automatically switch bank when it is ready.
Clear to disable the automatic bank switching.
Cleared by hardware upon sending a USB reset.
• PTYPE: Pipe Type
Set to select the pipe type:
Cleared by hardware upon sending a USB reset.
• PEPNUM: Pipe Endpoint Number
Set this field according to the Pipe configuration. Set the number of the endpoint targeted by the pipe. This value is from 0
to 15.
Cleared by hardware upon sending a USB reset.
PSIZE Endpoint Size
0 0 0 8 bytes
0 0 1 16 bytes
0 1 0 32 bytes
0 1 1 64 bytes
1 0 0 128 bytes
1 0 1 256 bytes
1 1 0 512 bytes
1 1 1 1024 bytes
PTOKEN Endpoint Direction
00 SETUP
01 IN
10 OUT
11 reserved
PTYPE Pipe Type
0 0 Control
0 1 Isochronous
1 0 Bulk
1 1 Interrupt
32058K
AVR32-01/12