K60P100M100SF2RM Datasheet, PDF (567/1809 Pages) Freescale Semiconductor, Inc – K60 Sub-Family Reference Manual

START
IN FEI MODE
C2 = 0x1C
C1 = 0x90
CHECK
NO
S[OSCINIT] = 1?
YES
CHECK
NO
S[IREFST] = 0?
YES
CHECK
NO
S[CLKST] = %10?
YES
C5 = 0x01
(C5[VDIV] = 1)
ENTER
NO
BLPE MODE ?
YES
C2 = 0x1E
(C2[LP] = 1)
Chapter 24 Multipurpose Clock Generator (MCG)
C6 = 0x40
IN
BLPE MODE ?
NO
(S[LP]=1)
YES
C2 = 0x1C
(S[LP]=0)
CHECK
NO
S[PLLST] = 1?
YES
CHECK
NO
S[LOCK] = 1?
YES
C1 = 0x10
CHECK
NO
S[CLKST] = %11?
YES
CONTINUE
IN PEE MODE
Figure 24-13. Flowchart of FEI to PEE Mode Transition using an 4 MHz crystal
K60 Sub-Family Reference Manual, Rev. 6, Nov 2011
Freescale Semiconductor, Inc.
567