Freescale Semiconductor ColdFire MCF52210 User Manual

Page 120

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Clock Module

MCF52211 ColdFire® Integrated Microcontroller Reference Manual, Rev. 2

6-26

Freescale Semiconductor

NRM

1

1

0

On On 0

NRM

‘LK

1

‘LC

Lose clock

RESET

Reset
immediately

Lose lock

Stuck

Lose lock, regain

NRM

0

1

‘LC

NRM

1

1

0

On On 1

NRM

‘LK

1

‘LC

Lose clock

RESET

Reset
immediately

Lose lock

Unstable
NRM

0

0–>1

‘LC

Lose lock, regain

NRM

0

1

‘LC

NRM

1

1

1

On On X

NRM

‘LK

1

‘LC

Lose clock or lock RESET

Reset
immediately

REF

1

0

0

X

X

X

REF

0

X

1

Lose reference
clock

Stuck

SCM

1

0

0

Off X

0

PLL
disabled

Regain SCM

SCM

0

0

1

Wakeup without
lock

SCM

1

0

0

Off X

1

PLL
disabled

Regain SCM

SCM

0

0

1

SCM

1

0

0

On On 0

SCM

0

0

1

Wakeup without
lock

Lose reference
clock

SCM

Table 6-19. Stop Mode Operation (continued)

MODE

In

LO

CEN

LOCRE

LO

LRE

PLL

OSC

FWKUP

Expected

PLL

Action at

Stop

PLL Action

During Stop

MODE

Out

LOCKSS

LO

CK

LO

CS

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