17. Power-Down Mode
Rev.1.00 Jan. 10, 2008 Page 785 of 1658
REJ09B0261-0100
17.3.1 Sleep Control Register (SLPCR) SLPCR is a 32-bit readable/writable register that can specify transition to deep sleep mode. SLPCR can be accessed only in longword. This register is initialized by a power-on reset by the PRESET pin or power-on reset by WDT overflow, or H-UDI reset.
161718192021222324252627282931 30
0000000000000000
⎯⎯
RRRRRRRRRRRRRRRR
BIt:
Initial value:
R/W:
01234567891011121315 14
0000000000000000
DSLP⎯⎯
R/WR/WRRRRRRRRRRRRRR
BIt:
Initial value:
R/W:
Bit Bit Name
Initial
Value R/W Description
31 to 2 All 0 R Reserved
These bits are always read as 0. The write value
should always be 0.
1 0 R/W Reserved
These bits are always read as 0. The write value
should always be 0.
0 DSLP 0 R/W Deep Sleep
Enables transition to deep sleep mode by the SLEEP
instruction
0: Transition to sleep mode by the SLEEP instruction
1: Transition to deep sleep mode by the SLEEP
instruction