Renesas R5S72641 User Manual
Section 13 Watchdog Timer
R01UH0134EJ0400 Rev. 4.00
Page 665 of 2108
Sep 24, 2014
SH7262 Group, SH7264 Group
Bit Bit
Name
Initial
Value R/W Description
Value R/W Description
6 WT/
IT
0
R/W
Timer Mode Select
Selects whether to use this module as a watchdog
timer or an interval timer.
timer or an interval timer.
0: Use as interval timer
1: Use as watchdog timer
Note: When the WTCNT overflows in watchdog
timer mode, the
WDTOVF signal is output
externally.
If this bit is modified when this module is
running, the up-count may not be performed
correctly.
If this bit is modified when this module is
running, the up-count may not be performed
correctly.
5 TME 0 R/W
Timer
Enable
Starts and stops timer operation. Clear this bit to 0
when using this module in software standby mode or
when changing the clock frequency.
when using this module in software standby mode or
when changing the clock frequency.
0: Timer disabled
Count-up stops and WTCNT value is retained
1: Timer enabled
4, 3
All
1
R
Reserved
These bits are always read as 1. The write value
should always be 1.
should always be 1.