Interrupt Sources; Table 14.2 Wdt Interrupt Source - Renesas H8S Series Hardware Manual

16-bit single-chip microcomputer

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Interrupt Sources

During interval timer mode operation, an overflow generates an interval timer interrupt (WOVI).

The interval timer interrupt is requested whenever the OVF flag is set to 1 in TCSR. OVF must be

cleared to 0 in the interrupt handling routine.

When the NMI interrupt request is selected in watchdog timer mode, an NMI interrupt request is

generated by an overflow

Interrupt Source

TCNT overflow

Section 14 Watchdog Timer (WDT)

Interrupt Flag

Rev. 3.00 Jul. 14, 2005 Page 423 of 986

DTC Activation

REJ09B0098-0300

H8s/2100 series H8s/2114r R4f2114r