SH7125_08 Datasheet, PDF (683/774 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 19 Power-Down Modes
19.2 Input/Output Pins
Table 19.2 lists the pins used for the power-down modes.
Table 19.2 Pin Configuration
Pin Name
Power-on reset
Abbr. I/O
RES Input
Manual reset
MRES Input
Description
Power-on reset input signal. Power-on reset by low
level.
Manual reset input signal. Manual reset by low level.
19.3 Register Descriptions
There are following registers used for the power-down modes. For details on the addresses of
these registers and the states of these registers in each processing state, see section 20, List of
Registers.
Table 19.3 Register Configuration
Register Name
Standby control register 1
Standby control register 2
Standby control register 3
Standby control register 4
Standby control register 5
Standby control register 6
RAM control register
Abbrevia-
tion
R/W Initial Value Address
Access Size
STBCR1 R/W H'00
H'FFFFE802 8
STBCR2 R/W H'38
H'FFFFE804 8
STBCR3 R/W H'FF
H'FFFFE806 8
STBCR4 R/W H'FF
H'FFFFE808 8
STBCR5 R/W H'03
H'FFFFE80A 8
STBCR6 R/W H'00
H'FFFFE80C 8
RAMCR R/W H'10
H'FFFFE880 8
Rev. 4.00 Jul. 25, 2008 Page 663 of 750
REJ09B0243-0400