Freescale Semiconductor TWR-MCF52259-Ethenet User Manual page 110

Transfer 1
Transaction Transaction 1
Each frame begins with a Start of
Frame packet followed by the
hosts transactions to device
endpoints for data transfer.
Frames in More Detail
Token Data
Transfer 2
Transaction 2
1 Ms Frame
The host schedules
transactions within 1mS
frames for low and full
speed.
Handshake
Transaction 3
Control, Interrupt,
Bulk,
Isochronous
Transfer N
Transaction 1
TM
Transfers may span
multiple frames.
The host may schedule
transactions anywhere in the
frame, but they must complete
within the frame.
Transfer 1
Transaction
...