Atmel SAM4S-EK2 Atmel ATSAM4S-EK2 ATSAM4S-EK2 Data Sheet
Product codes
ATSAM4S-EK2
467
SAM4S [DATASHEET]
11100E–ATARM–24-Jul-13
28.2.14.2Clock Switching Waveforms
Figure 28-9. Switch Master Clock from Slow Clock to PLLx Clock
Figure 28-10.Switch Master Clock from Main Clock to Slow Clock
Slow Clock
LOCK
MCKRDY
Master Clock
Write PMC_MCKR
PLLx Clock
Slow Clock
Main Clock
MCKRDY
Master Clock
Write PMC_MCKR