Freescale Semiconductor, Inc.
GENERAL RELEASE SPECIFICATION
INTERNAL HC05 BUS
BUFFER
8
2
OUTPUT
COMPARE
INPUT
CAPTURE
PH2
CLOCK
3
FREE-
RUNNING
COUNTER
OCRH
OCRL
ICRH
ICRL
4
TMRH/
ACRH
TMRL/
ACRL
÷4
5
6
7
COMPARE
DETECTOR
OVERFLOW
DETECTOR
EDGE
DETECTOR
TCAP
8
9
TCMP
R
R
10
11
12
13
14
A
>
R
TIMER
STATUS
REGISTER
RESET
OCF
TOF
ICF
INTERRUPT
GENERATOR
TIMER INTERRUPT
TIMER
CONTROL
REGISTER
OCIE TOIE
ICIE
IEDG OLVL
16
17
18
19
20
Figure 10-1. 16-Bit Timer Block Diagram
16-BIT TIMER
MC68HC805P18
10-2
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