Hitachi H8S/2633 Hardware Manual page 505

TCFV Flag/TCFU Flag Setting Timing: Figure 11-44 shows the timing for setting of the TCFV
flag in TSR by overflow occurrence, and TCIV interrupt request signal timing.
Figure 11-45 shows the timing for setting of the TCFU flag in TSR by underflow occurrence, and
TCIU interrupt request signal timing.
ø
TCNT input
clock
TCNT
(overflow)
Overflow
signal
TCFV flag
TCIV interrupt
ø
TCNT
input clock
TCNT
(underflow)
Underflow signal
TCFU flag
TCIU interrupt
482
H'FFFF
Figure 11-44 TCIV Interrupt Setting Timing
H'0000
Figure 11-45 TCIU Interrupt Setting Timing
H'0000
H'FFFF