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Timer Interface Module B (TIMB)
12.2 Introduction
12.3 Features
Technical Data
196
This section describes the timer interface module A (TIMB). The TIMB is
a four-channel timer that provides a timing reference with input capture,
output compare, and pulse-width-modulation functions.
block diagram of the TIMB.
Features of the TIMB include the following:
•
Four input capture/output compare channels:
– Rising-edge, falling-edge, or any-edge input capture trigger
– Set, clear, or toggle output compare action
•
Buffered and unbuffered pulse-width-modulation (PWM) signal
generation
•
Programmable TIMB clock input:
– Seven-frequency internal bus clock prescaler selection
– External TIMB clock input (4MHz maximum frequency)
•
Free-running or modulo up-count operation
•
Toggle any channel pin on overflow
•
TIMB counter stop and reset bits
•
Modular architecture expandable to eight channels
Timer Interface Module B (TIMB)
Figure 12-1
is a
MC68HC908AB32
Rev. 1.0
—
MOTOROLA
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