Timing Of Overflow Flag (Ovf) Setting; Figure 11.9 Timing Of Ovf Setting - Hitachi H8S/2215 Series Hardware Manual

11.5.6

Timing of Overflow Flag (OVF) Setting

The OVF in TCSR is set to 1 when TCNT overflows (changes from H'FF to H'00).
Figure 11.9 shows the timing of this operation.
ø
TCNT
Overflow signal
OVF
Rev. 3.0, 10/02, page 338 of 686
H'FF

Figure 11.9 Timing of OVF Setting

H'00