SH7670 Datasheet, PDF (413/1292 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7670 Series

Section 11 Power-Down Modes
Initial
Bit
Bit Name Value R/W Description
2
RAMWE2 1
R/W RAM Write Enable 2 (corresponding RAM addresses:
Page 2 in on-chip RAM (high-speed)*)
0: On-chip RAM (high-speed) write disabled
1: On-chip RAM (high-speed) write enabled
1
RAMWE1 1
R/W RAM Write Enable 1 (corresponding RAM addresses:
Page 1 in on-chip RAM (high-speed)*)
0: On-chip RAM (high-speed) write disabled
1: On-chip RAM (high-speed) write enabled
0
RAMWE0 1
R/W RAM Write Enable 0 (corresponding RAM addresses:
Page 0 in on-chip RAM (high-speed)*)
0: On-chip RAM (high-speed) write disabled
1: On-chip RAM (high-speed) write enabled
Note: * For specific address for each page, see section 27, On-Chip RAM.
Rev. 1.00 Nov. 14, 2007 Page 387 of 1262
REJ09B0437-0100