r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 714

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Section 17 Watchdog Timer and Reset (WDT)
17.3
Table 17.2 shows the registers of the reset and watchdog timer. Table 17.3 shows the register state
in each operating mode.
Table 17.2 Register Configuration
Table 17.3 Register State in Each Operating Mode
Rev. 1.00 Oct. 01, 2007 Page 648 of 1956
REJ09B0256-0100
Register Name
Watchdog timer stop time register WDTST
Watchdog timer control/status
register
Watchdog timer base stop time
register
Watchdog timer counter
Watchdog timer base counter
Register Name
Watchdog timer stop time
register
Watchdog timer control/status
register
Watchdog timer base stop time
register
Watchdog timer counter
Watchdog timer base counter
Register Descriptions
Abbreviation
WDTST
WDTCSR
WDTBST
WDTCNT
WDTBCNT
Abbreviation R/W
WDTCSR
WDTBST
WDTCNT
WDTBCNT
Power-on
Reset by
PRESET Pin
H'0000 0000 Retained
H'0000 0000 Retained
H'0000 0000 Retained
H'0000 0000 Retained
H'0000 0000 Retained
R/W
R/W
R/W
R
R
P4 Address
H'FFCC 0000
H'FFCC 0004
H'FFCC 0008
H'FFCC 0010
H'FFCC 0018
Power-on
Reset by
WDT/H-UDI
Manual
Reset
Retained
Retained
Retained
Retained
Retained
Area 7 Address
H'1FCC 0000
H'1FCC 0004
H'1FCC 0008
H'1FCC 0010
H'1FCC 0018
Sleep
Retained
Retained
Retained
Retained
Retained
Standby
Retained
Retained
Retained
Retained
Retained
Access
Size
32
32
32
32
32