HD64F3687HV Datasheet, PDF (277/538 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

Section 13 Timer Z
2. Contention between TCNT Write and Increment Operations: If incrementation is done in T₂
state of a TCNT write cycle, TCNT writing has priority. Figure 13.53 shows the timing in this
case.
TCNT write cycle
T1
T2
φ
TCNT address
WTCNT
(internal write signal)
TCNT input clock
TCNT
N
M
TCNT write data
Figure 13.53 Contention between TCNT Write and Increment Operations
Rev.5.00 Nov. 02, 2005 Page 243 of 500
REJ09B0027-0500