MSP430G2955
MSP430G2855
MSP430G2755
SLAS800 – MARCH 2013
www.ti.com
Operating Modes
The MSP430 has one active mode and five software selectable low-power modes of operation. An interrupt
event can wake up the device from any of the low-power modes, service the request, and restore back to the
low-power mode on return from the interrupt program.
The following six operating modes can be configured by software:
•
Active mode (AM)
–
All clocks are active.
•
Low-power mode 0 (LPM0)
–
CPU is disabled.
–
ACLK and SMCLK remain active.
–
MCLK is disabled.
•
Low-power mode 1 (LPM1)
–
CPU is disabled
–
ACLK and SMCLK remain active.
–
MCLK is disabled.
–
DCO's dc generator is disabled if DCO not used in active mode.
•
Low-power mode 2 (LPM2)
–
CPU is disabled.
–
ACLK remains active.
–
MCLK and SMCLK are disabled.
–
DCO's dc generator remains enabled.
•
Low-power mode 3 (LPM3)
–
CPU is disabled.
–
ACLK remains active.
–
MCLK and SMCLK are disabled.
–
DCO's dc generator is disabled.
•
Low-power mode 4 (LPM4)
–
CPU is disabled.
–
ACLK, MCLK, and SMCLK are disabled.
–
DCO's dc generator is disabled.
–
Crystal oscillator is stopped.
8
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