energy-profiling白皮书

energy-profiling白皮书
Optimizing Embedded Software
Energy Consumption
Elmar Stahleder



Find the program part causing
the highest energy consumption
Locate unexpected power peaks
Check if power-saving modes are
used efficiently




Ultra-Low-Power Elmar Stahleder 2010/07/06 www.lauterbach.com 1 / 22
 Optimizing Embedded Software
Energy Consumption

Motivation
Requirements
Solution
Example




Ultra-Low-Power Elmar Stahleder 2010/07/06 www.lauterbach.com 2 / 22
Motivation


Energy = Current x Voltage x Time


In microprocessor-controlled applications each of