SH7046 Datasheet, PDF(354/611 Page) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7046 Series

English

English German Russian Spanish Italian Polish Chinese Japanese Korean French Portuguese	Language :

SH7046 Datasheet, PDF (354/611 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7046 Series

◁

Section 11 Watchdog Timer

TCNT value

H'FF

Overflow

H'00

WT/IT = 1 Hâ00 written

TME = 1 in TCNT

Time

WOVF = 1 WT/IT = 1 Hâ00 written

TME = 1 in TCNT

WDTOVF and internal

reset generated

WDTOVF

signal

Internal reset

signal*

WT/IT: Timer mode select bit

TME: Timer enable bit

128 Ï clocks

512 Ï clocks

Note: * Internal reset signal occurs only when the RSTE bit is set to 1.

Figure 11.2 Operation in Watchdog Timer Mode

Rev. 4.00 Dec 05, 2005 page 310 of 564

REJ09B0270-0400

▷