MMC2107 - Freescale Semiconductor

Freescale Semiconductor, Inc.
Clock Module
Functional Description
Table 10-8. Stop Mode Operation (Sheet 2 of 3)
MODE
In
LOCEN
LOCRE
LOLRE
PLL
OSC
FWKUP
Expected PLL
Action at Stop
PLL Action
During Stop
MODE
Out
LOCKS
LOCK
LOCS
Comments
nc...
Freescale Semiconductor, I
NRM X X 1 Off X X
Lose lock,
f.b. clock,
reference clock
NRM 0 0 1 On On X —
NRM 1 0 0 Off Off 0
NRM 1 0 0 Off On 0
NRM 1 0 0 Off On 1
Lose lock,
f.b. clock,
reference clock
Lose lock,
f.b. clock
Lose lock,
f.b. clock
NRM 1 0 0 On On 0 —
NRM 1 0 0 On On 1 —
NRM 1 0 1 On On X —
NRM 1 1 X Off X X
Lose lock,
f.b. clock,
reference clock
NRM 1 1 0 On On 0 —
RESET RESET — — — Reset immediately
— NRM ‘LK 1 ‘LC
Lose lock or clock RESET — — — Reset immediately
REF not entered during stop;
Regain NRM ‘LK 1 ‘LC SCM entered during stop only
during OSC startup
No regain Stuck — — —
Regain NRM ‘LK 1 ‘LC
REF mode not entered during
stop
No f.b. clock or lock
regain
Stuck — — —
Lose reference clock SCM 0 0 1 Wakeup without lock
Regain f.b. clock Unstable NRM 0–>‘LK 0–>1 ‘LC
REF mode not entered during
stop
No f.b. clock regain Stuck — — —
Lose reference clock SCM 0 0 1 Wakeup without lock
— NRM ‘LK 1 ‘LC
Lose reference clock SCM 0 0 1 Wakeup without lock
Lose f.b. clock REF 0 X 1 Wakeup without lock
Lose lock Stuck — — —
Lose lock, regain NRM 0 1 ‘LC
— NRM ‘LK 1 ‘LC
Lose reference clock SCM 0 0 1 Wakeup without lock
Lose f.b. clock REF 0 X 1 Wakeup without lock
Lose lock Unstable NRM 0 0–>1 ‘LC
— NRM ‘LK 1 ‘LC
Lose lock or clock RESET — — — Reset immediately
RESET RESET — — — Reset immediately
— NRM ‘LK 1 ‘LC
Lose clock RESET — — — Reset immediately
Lose lock Stuck — — —
Lose lock, regain NRM 0 1 ‘LC
MMC2107 – Rev. 2.0
Technical Data
MOTOROLA Clock Module 241
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