UPD784938 Datasheet, PDF (379/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 12 TIMER 3
Figure 12-5. Basic Operation in 16-Bit Operation Mode (BW3 = 1)
(a) Count started → count stopped → count started
Count clock
TM3W 0H 0H 1H 2H
FFH 100H 101H
0H
0H 1H
CE3
Count started
CE3 ← 1
Count stopped
CE3 ← 0
(b) When “1” is written to the CE3 bit again after the count starts
Count clock
Count started
CE3 ← 1
TM3W 0H 0H 1H 2H 3H 4H 5H 6H
CE3
Count started
CE3 ← 1
Rewrite
CE3 ← 1
Preliminary User’s Manual U13987EJ1V0UM00
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