Timing Of Setting Of Overflow Flag (Ovf) - Hitachi H8/3006 Hardware Manual

12.3.3

Timing of Setting of Overflow Flag (OVF)

Figure 12.6 shows the timing of setting of the OVF flag. The OVF flag is set to 1 when TCNT
overflows. At the same time, a reset signal is generated in watchdog timer operation, or an interval
timer interrupt is generated in interval timer operation.
φ
TCNT
Overflow signal
OVF
H'FF H'00
Figure 12.6 Timing of Setting of OVF
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