HD64F3437TF16 Datasheet, PDF (209/752 Pages) Hitachi Semiconductor – 12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.

ø
FRC
N
N+1
OCRA or OCRB
N
Internal compare-
match signal
OCFA or OCFB
Figure 8.13 Setting of Output Compare Flags
8.4.7 Setting of FRC Overflow Flag (OVF)
The FRC overflow flag (OVF) is set to 1 when FRC overflows (changes from H'FFFF to H'0000).
Figure 8.14 shows the timing of this operation.
ø
FRC
H'FFFF
H'0000
Internal overflow
signal
OVF
Figure 8.14 Setting of Overflow Flag (OVF)
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