Datasheet

Section 13 Timer Z
Rev. 2.00 Sep. 23, 2005 Page 243 of 472
REJ09B0160-0200
2. Contention between TCNT Write and Increment Operations: If incrementation is done in T
2
state of a TCNT write cycle, TCNT writing has priority. Figure 13.53 shows the timing in this
case.
T 1 T 2
TCNT
TCNT write cycle
TCNT address
WTCNT
(internal write signal)
TCNT input clock
TCNT write data
N
M
φ
Figure 13.53 Contention between TCNT Write and Increment Operations