USB , . USB . , () .
USB .
(Control Transfers). . . 64 8 .
(Bulk Data Transfers). . . 8, 16, 32 64 . , . .
(Interrupt). ( 64 , 8 ) . ,
. 1-255 10-255 - .
(Isochronous Transfers). , . - . - . , , , .
USB . , , , .
US , , . USB , , , .
- - : , , USB.