HD64F3048VTF8 Datasheet, PDF (425/903 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip

Section 10 16-Bit Integrated Timer Unit (ITU)
Timing of Setting of Overflow Flag (OVF)
OVF is set to 1 when TCNT overflows from H'FFFF to H'0000 or underflows from H'0000 to
H'FFFF. Figure 10.59 shows the timing.
φ
TCNT
Overflow
signal
OVF
H'FFFF
H'0000
OVI
Figure 10.59 Timing of Setting of OVF
Rev. 3.00 Sep 27, 2006 page 397 of 872
REJ09B0325-0300