Figure 9.19 Block Diagram Of Asynchronous Event Counter; Table 9.19 Pin Configuration - Renesas H8/3847R Series Hardware Manual

8-bit single-chip microcomputer super low power
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2. Block Diagram
Figure 9.19 shows a block diagram of the asynchronous event counter.
AEVH
AEVL
Legend:
ECCSR
ECH
ECL
AEVH
AEVL
IRREC

Figure 9.19 Block Diagram of Asynchronous Event Counter

3. Pin Configuration
Table 9.19 shows the asynchronous event counter pin configuration.

Table 9.19 Pin Configuration

Name
Asynchronous event input H
Asynchronous event input L
: Event counter control/status register
: Event counter H
: Event counter L
: Asynchronous event input H
: Asynchronous event input L
: Event counter overflow interrupt request flag
Abbr.
AEVH
AEVL
ECCSR
OVH
ECH
CK
OVL
ECL
CK
I/O
Function
Input
Event input pin for input to event counter H
Input
Event input pin for input to event counter L
Rev. 6.00 Aug 04, 2006 page 321 of 680
Section 9 Timers
IRREC
REJ09B0145-0600

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