MC9S12NE64V1 Datasheet, PDF (165/554 Pages) Freescale Semiconductor, Inc – MC9S12NE64V1 Data Sheet

Core req’s
Wait Mode.
PLLWAI=1 ^no
?
yes
Clear
PLLSEL,
Disable PLL
CWAI or
SYSWAI=1
?
yes
Disable
core clocks
no
SYSWAI=1 ^no
?
yes
Disable
system clocks
Enter
Wait Mode
Wait Mode left
due to external
reset
Exit Wait w.
ext.RESET
CME=1 ^no
?
yes
CM fail
no
?
yes
Exit Wait w. no
CMRESET
SCME=1
?
yes
Generate
SCM Interrupt
(Wakeup from Wait)
SCMIE=1 ^no
?
yes
Exit
Wait Mode
Enter
SCM
Functional Description
no
INT
?
yes
Exit
Wait Mode
SCM=1 ^no
?
yes
Enter
SCM
Continue w.
normal OP
Figure 4-23. Wait Mode Entry/Exit Sequence
MC9S12NE64 Data Sheet, Rev. 1.1
Freescale Semiconductor
165