Section 9 Timers
Rev. 6.00 Aug 04, 2006 page 266 of 680
REJ09B0145-0600
9.3
Timer C
9.3.1
Overview
Timer C is an 8-bit timer that increments each time a clock pulse is input. This timer has two
operation modes, interval and auto reload.
1. Features
Features of timer C are given below.
•
Choice of seven internal clock sources (
φ
/8192,
φ
/2048,
φ
/512,
φ
/64,
φ
/16,
φ
/4,
φ
W
/4) or an
external clock (can be used to count external events).
•
An interrupt is requested when the counter overflows.
•
Up/down-counter switching is possible by hardware or software.
•
Subactive mode and subsleep mode operation is possible when
φ
W
/4 is selected as the internal
clock, or when an external clock is selected.
•
Use of module standby mode enables this module to be placed in standby mode independently
when not used.
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