ST STM32L1 Series Application Note page 14

Current consumption measurement and touch sensing demonstration firmware
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Software description
I
measurement and display
DD
The following flowchart describes the I
14/18
Figure 6. Standby mode flowchart
START
LCD disabled
RTC disabled
Disable clock sources
System clock to MSI 32 kHz
Configure wake-up pin
Regulator Ultra low power mode
GPIO Low power config
Enable external counter U3
Enter Standby mode
NO
wake-up
event?
YES
Reset
DocID018933 Rev 2
Reset
Standby
flag?
Measure Standby current
Continue
measurement process.
DD
AN3413
MS19817V1

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