Renesas H8/38024 Hardware Manual page 321

Block Diagram
Figures 9.17(1) and 9.17(2) show a block diagram of the watchdog timer.
φ
/32
W
φ
[Legend]
TCSRW: Timer control/status register W
TCW: Timer counter W
PSS: Prescaler S
φ/8192
PSS
Figure 9.17(1) Block Diagram of Watchdog Timer
(H8/38024, H8/38024S, H8/38024F-ZTAT Group)
TCSRW
TCW
Rev. 6.00, 08/04, page 291 of 628
Reset
signal