HD6433694 Datasheet, PDF (199/432 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

Previous clock
New clock
Count clock
TCNT
N
N+1
N+2
N+3
The change in signal level at clock switching is
assumed to be a rising edge, and TCNT
increments the count.
Figure 12.25 Internal Clock Switching and TCNT Operation
Rev. 4.00, 03/04, page 171 of 400