SH7146 Datasheet, PDF (568/1022 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 13 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 13.1 Block Diagram of WDT
Rev. 3.00 May 17, 2007 Page 524 of 974
REJ09B0229-0300