Renesas SH7781 User Manual
Page 1572
31. Register List
Rev.1.00 Jan. 10, 2008 Page 1542 of 1658
REJ09B0261-0100
Table 31.4 States of the Registers in the Individual Operating Modes (3)
Module
Name Name
Abbrev.
Power-on
Reset by
PRESET Pin/
WDT
Power-on
Reset by
H-UDI
Manual Reset
by
WDT/Multiple
Exception
Sleep/
Deep Sleep
by SLEEP
Instruction
Frequency control register
0 FRQCR0
H'0000
0000
Retained Retained Retained
Frequency control register
1 FRQCR1
H'0000
0000
Retained Retained Retained
CPG/
Power-
down
Frequency display register 1
FRQMR1
H'1xxx xxxx*
1
Retained Retained Retained
Sleep control register
SLPCR
H'0000 0000
Retained
Retained
Retained
PLL control register
PLLCR
H'0000 0000
Retained
Retained
Retained
Standby control register 0
MSTPCR0
H'0000 0000
Retained
Retained
Retained
Standby control register 1
MSTPCR1
H'0000 0000
Retained
Retained
Retained
Standby display register
MSTPMR
H'00x0 0000*
1
Retained Retained Retained
WDT
Watchdog timer stop time register
WDTST
H'0000 0000
Retained
Retained
Retained
Watchdog
timer
control/status
register
WDTCSR
H'0000
0000
Retained Retained Retained
Watchdog timer base stop time
register
WDTBST
H'0000
0000
Retained Retained Retained
Watchdog timer counter
WDTCNT
H'0000 0000
H'0000 0000
Retained
Retained
Watchdog timer base counter
WDTBCNT H'0000 0000
H'0000 0000
Retained
Retained
Notes: 1. The state of this register depends on the settings of mode pins MODE0 to MODE4,
MODE11, and MODE12 obtained on a power-on reset via the
PRESET pin.
2. The state of this register depends on the setting of mode pins MODE11 and MODE12
obtained on a power-on reset via the
PRESET pin.