Freescale Semiconductor, Inc.
Internal Clock Generator Module (ICG)
CS
CGMOUT
RESET
CGMXCLK
CLOCK SELECTION
CIRCUIT
IOFF
EOFF
CPU_INT
CMF
CMON
ECGS
ICGS
CLOCK
MONITOR/SWITCHER
CIRCUIT
DDIV
DSTG
ICLK
INTERNAL CLOCK
GENERATOR
N[6:0]
TRIM[7:0]
IBASE
ICGEN
SIMOSCEN
CLOCK ENABLE CIRCUIT
ECGON
ICGON
ECGEN
ECLK
EXTERNAL CLOCK
GENERATOR
EXTSLOW
INTERNAL
TO MCU
OSC1
OSC2
EXTERNAL
NAME
NAME
CONFIGURATION REGISTER BIT
TOP LEVEL SIGNAL
NAME
NAME
REGISTER BIT
MODULE SIGNAL
Figure 8-1. ICG Module Block Diagram
Advance Information
110
MC68HC908RFRK2
MOTOROLA
Internal Clock Generator Module (ICG)
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