Table 1.

The modes and power consumption of the selected devices.

Module	Mode	Current
CPU	VLPS	<1 μA
CPU	VLPR	<0.45 mA
ACC	Off	0
ACC	Stand-by	1.8 μA
ACC	Acquisition	6.0 μA
ACC	Data Transfer	0.57 mA
uSD	Sleep	<2.0 μA
uSD	Data Transfer	27 mA