s908ey8ad4cfjer Freescale Semiconductor, Inc, s908ey8ad4cfjer Datasheet - Page 156

• Manufacturer Part Number: s908ey8ad4cfjer
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

System Integration Module (SIM)
156
GENERATOR
ICG
SIM RESET STATUS REGISTER
ECLK
ICLK
POR CONTROL
STOP/WAIT
CONTROL
CONTROL
AND PRIORITY DECODE
INTERRUPT CONTROL
CLOCK
MC68HC908EY16 • MC68HC908EY8 Data Sheet, Rev. 10
CIRCUIT
SELECT
CLOCK
CS
ICG
MONITOR MODE
Figure 14-2. System Clock Signals
Figure 14-1. SIM Block Diagram
USER MODE
CLOCK GENERATORS
÷
RESET
2
COUNTER
SIM
÷ 2
CONTROL
A
B S*
MASTER
RESET
*WHEN S = 1,
CGMOUT = B
CGMXCLK
CGMOUT
(FROM MENRST MODULE)
FORCED MON MODE ENTRY
LVI (FROM LVI MODULE)
MODULE STOP
MODULE WAIT
CPU STOP (FROM CPU)
CPU WAIT (FROM CPU)
SIMOSCEN (TO ICG)
COP CLOCK
CGMXCLK (FROM ICG)
CGMOUT (FROM ICG)
INTERNAL CLOCKS
ILLEGAL OPCODE (FROM CPU)
ILLEGAL ADDRESS (FROM ADDRESS
MAP DECODERS)
COP (FROM COP MODULE)
CPU INTERFACE
INTERRUPT SOURCES
÷
SIM COUNTER
2
SIM
GENERATORS
BUS CLOCK
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