SH7670 Datasheet, PDF (531/1292 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7670 Series

Section 14 DMAC That Works with Encryption/Decryption and Forward Error Correction Core (A-DMAC)
14.2.4 Channel [i] Processing Descriptor Start Address Register (C[i]DSA) (i = 0, 1)
Do not write any value to this register when C[i]C_E is set to 1.
Bit: 31
Initial Value: 0
R/W: R/W
30
0
R/W
29
0
R/W
28
0
R/W
27
0
R/W
26
0
R/W
25 24 23 22
C[i]DSA[31:16]
0
0
0
0
R/W R/W R/W R/W
21
0
R/W
20
0
R/W
19
0
R/W
18
0
R/W
17
0
R/W
16
0
R/W
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
C[i]DSA[15:4]
C[i]DSA[3:0]
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
31 to 4
3 to 0
Bit Name
C[i]DSA[31:4]
C[i]DSA[3:0]
Initial
Value R/W
All 0 R/W
All 0 R
Description
Descriptor Ring Start Address
Specify a descriptor ring start address. Set a 16-byte
boundary address value.
Rev. 1.00 Nov. 14, 2007 Page 505 of 1262
REJ09B0437-0100