SH7125_08 Datasheet, PDF (422/774 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 11 Watchdog Timer (WDT)
Figure 11.1 shows a block diagram of the WDT.
Standby
cancellation
WDTOVF
Internal reset
request
Interrupt
request
Standby
control
WDT
Reset
control
Interrupt
control
Clock selection
Overflow
Divider
Clock selector
Clock
WTCSR
WTCNT
Bus interface
Standby
mode
Peripheral
clock (Pφ)
[Legend]
WTCSR:
WTCNT:
Internal bus
Watchdog timer control/status register
Watchdog timer counter
Figure 11.1 Block Diagram of WDT
Rev. 4.00 Jul. 25, 2008 Page 402 of 750
REJ09B0243-0400