Datasheet

Internal Clock Generator (S08ICGV4)
MC9S08AC16 Series Data Sheet, Rev. 9
Freescale Semiconductor 149
Figure 8-15. ICG Initialization and Stop Recovery for Example #2
RESET
CONTINUE
RECOVERY
CHECK
LOCK = 1?
NO
YES
FLL LOCK STATUS
INITIALIZE ICG
ICGC1 = $7A
ICGC2 = $30
CONTINUE
CHECK
LOCK = 1?
NO
YES
FLL LOCK STATUS
SERVICE INTERRUPT
SOURCE (f
Bus
= 4 MHz)
FROM STOP