SH7606 Datasheet, PDF (245/532 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7606 Series

Section 10 Power-Down Modes
10.3.4 Standby Control Register 4 (STBCR4)
STBCR4 is an 8-bit readable/writable register that controls the operation of modules in power-
down mode.
Bit
7 to 5
4
3 to 1
0
Bit Name

Initial
Value
All 0
MSTP23 0

All 0
MSTP19 0
R/W Description
R Reserved
These bits are always read as 0. The write value should
always be 0.
R/W Module Stop Bit 23
When this bit is set to 1, the supply of the clock to the
HIF is halted.
0: HIF operates
1: Clock supply to HIF halted
R Reserved
These bits are always read as 0. The write value should
always be 0.
R/W Module Stop Bit 19
Setting MSTP19 to1 stops supplying clock to
redundancy logic. Set MSTP19 to 1 immediately after
releasing a power-on reset.
0: Redundancy logic is in operation
1: Stops supplying clock to redundancy logic
Rev. 4.00 Sep. 13, 2007 Page 219 of 502
REJ09B0239-0400