TCC720 Datasheet, PDF (76/143 Pages) List of Unclassifed Manufacturers – 32-bit RISC Microprocessor For Digital Media Player

TCC720
32-bit RISC Microprocessor for Digital Media Player
Dec. 16. 2002
USB CONTROLLER
Preliminary Spec 0.51
USB Index Register (UBIDX)
0x80000538
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reserved
IDX
This Index register is used to indicate the endpoint number while accessing the indexed
registers: MAXP, INCSR1/2, OCSR1/2, OFIFO1/2.
*) The following registers denoted by suffix letter of ‘n’ are index register. Index
register means that its address is shared by each end point blocks. So if you want to
access the indexed registers of EP0, write 0 to the index register ahead, and for EP1
write 1 to the index register, and so on.
Max Packet Register (MAXPn)
0x80000540
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reserved
-----
MAXP
MAXP[2:0] [2:0]
n
Type
R/W
Max Packet Number
Max packet is 8*n
8-8