SH7125_08 Datasheet, PDF (423/774 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 11 Watchdog Timer (WDT)
11.2 Input/Output Pin for WDT
Table 11.1 lists the WDT pin configuration.
Table 11.1 WDT Pin Configuration
Pin Name
Watchdog timer
overflow
Abbreviation I/O
Description
WDTOVF
Output
When an overflow occurs in watchdog timer mode,
an internal reset is generated and this pin outputs
the low level for one clock cycle specified by the
CKS2 to CKS0 bits in WTCSR.
Rev. 4.00 Jul. 25, 2008 Page 403 of 750
REJ09B0243-0400