HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 622

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 13 Watchdog Timer
13.3.3
The OVF flag is set to 1 if TCNT overflows during interval timer operation. At the same time, an
interval timer interrupt (WOVI) is requested. This timing is shown in figure 13.6.
Rev.6.00 Sep. 27, 2007 Page 592 of 1268
REJ09B0220-0600
Overflow signal
(internal signal)
φ
OVF
TCNT
Timing of Overflow Flag (OVF) Setting
Figure 13.6 Timing of OVF Setting
H'FF
H'00