SH7147 Datasheet, PDF (542/1108 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 12 Watchdog Timer (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 12.1 Block Diagram of WDT
Rev. 3.00 Oct. 06, 2008 Page 518 of 1080
REJ09B0230-0300