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Chapter 7
Power Management
The Power Management Module (PMM) controls the low-power operation on the
MCF5282.
7.1
Features
The following features support low-power operation.
• Four modes of operation:
— Run
— Wait
— Doze
— Stop
• Ability to shut down most peripherals independently
• Ability to shut down the external CLKOUT pin
7.2
Memory Map and Registers
This subsection provides a description of the memory map and registers.
7.2.1
Programming Model
The PMM programming model consists of one register:
• The low-power control register (LPCR) specifies the low-power mode entered when
the STOP instruction is issued, and controls clock activity in this low-power mode.
MOTOROLA
Chapter 7. Power Management
7-1
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