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:
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Active mode (AM)
All clocks are active.
Low-power mode 0 (LPM0)
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CPU is disabled.
ACLK and SMCLK remain active.
MCLK is disabled.
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Low-power mode 1 (LPM1)
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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)
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CPU is disabled.
ACLK remains active.
MCLK and SMCLK are disabled.
DCO's dc generator remains enabled.
Low-power mode 3 (LPM3)
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CPU is disabled.
ACLK remains active.
MCLK and SMCLK are disabled.
DCO's dc generator is disabled.
Low-power mode 4 (LPM4)
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CPU is disabled.
ACLK, MCLK, and SMCLK are disabled.
DCO's dc generator is disabled.
Crystal oscillator is stopped.
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