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Power Management in Mobile Devices
book

Power Management in Mobile Devices

by Findlay Shearer
April 2011
Intermediate to advanced content levelIntermediate to advanced
336 pages
13h 59m
English
Newnes
Content preview from Power Management in Mobile Devices
251
www.newnespress.com
System-Level Approach to Energy Conservation
7.10.4 Speedstep DVM
The processor implements DVM through its Voltage Manager. The Voltage Manager
provides voltage management through use of an I2C unit that is dedicated to
communication with an external PMIC regulator, and through use of a Voltage Change
Sequencer.
When software initiates a voltage change mode, the Voltage Change Sequencer can
automatically send commands via the I2C unit to an external PMIC regulator. The
sequencer can send up to 32 commands, which can be categorized as dynamic commands
and static commands:
Dynamic commands are executed when the ...
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Publisher Resources

ISBN: 9780750679589