EFM32WG880 Datasheet, PDF (9/85 Pages) Silicon Laboratories – Operation from backup battery when main power drains out

...the world's most energy friendly microcontrollers
2.3 Memory Map
The EFM32WG880 memory map is shown in Figure 2.2 (p. 9) , with RAM and Flash sizes for the
largest memory configuration.
Figure 2.2. EFM32WG880 Memory Map with largest RAM and Flash sizes
2014-06-13 - EFM32WG880FXX - d0197_Rev1.40
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