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Renesas SH7781 User Manual

Page 1572

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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.