Hitachi H8S/2633 Hardware Manual page 501

Timing for Counter Clearing by Compare Match/Input Capture: Figure 11-38 shows the
timing when counter clearing by compare match occurrence is specified, and figure 11-39 shows
the timing when counter clearing by input capture occurrence is specified.
ø
Compare
match signal
Counter
clear signal
TCNT
TGR
ø
Input capture
signal
Counter clear
signal
TCNT
TGR
478
N
N
Figure 11-38 Counter Clear Timing (Compare Match)
N
Figure 11-39 Counter Clear Timing (Input Capture)
H'0000
H'0000
N