SH7760 Datasheet, PDF (783/1345 Pages) Renesas Technology Corp – SuperHTM RISC engine

Bit
31 to
4
Bit Name
PCED
Initial Value R/W
All 0
R
3 to 0 
All 0
R
Description
Period Current ED Address
These bits store the start address of the periodic list
processed in the current frame.
Reserved
These bits are always read as 0. Always write 0 to
this bit.
21.3.9 Control Head ED Pointer Register (HcControlHeadED)
HcControlHeadED stores the address of the first ED to be processed in the control list.
Bit: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CHED
Initial value: 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W: R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
CHED
-
-
-
-
Initial value: 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W: R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R
R
R
R
Bit
Bit Name Initial Value R/W
31 to 4 CHED
All 0
R/W
3 to 0 
All 0
R
Description
Control Head ED Address
These bits store the start address of the control list.
Reserved
These bits are always read as 0. Always write 0 to
this bit.
21.3.10 Control Current ED Pointer Register (HcControlCurrentED)
HcControlCurrentED stores the address of the ED to be processed in the current frame in the
control list.
Bit: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CCED
Initial value: 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W: R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
CCED
-
-
-
-
Initial value: 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W: R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R
R
R
R
Rev. 1.0, 02/03, page 733 of 1294