Hitachi H8/3692 User Manual
Rev. 1.0, 07/01, page 172 of 372
12.5.4
Timing of Counter Clearing by Compare Match
Figure 12-18 shows the timing when the counter is cleared by compare match A. When the GRA
value is N, the counter counts from 0 to N, and its cycle is N + 1.
value is N, the counter counts from 0 to N, and its cycle is N + 1.
TCNT
Compare
match signal
match signal
φ
GRA
N
N
H'0000
Figure 12-18 Timing of Counter Clearing by Compare Match
12.5.5
Buffer Operation Timing
Figures 12-19 and 12-20 show the buffer operation timing.
GRC, GRD
Compare
match signal
match signal
TCNT
φ
GRA, GRB
N
N+1
M
M
Figure 12-19 Buffer Operation Timing (Compare Match)