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The STM32 is the third ARM family by STMicroelectronics. It follows their earlier STR9 family based on the ARM9E core, and STR7 family based on the ARM7TDMI core. The STM32 is based on the ARM Cortex-M family of cores.

4 votes
2 answers
6k views

STM32F030 analogue input pin impedance (does value change during conversion period?)

The analogue input pin impedance for the STM32F030 is listed as around 50K in the datasheet. Does this value apply only during the conversion period, or would it be higher when the pin is configured a …
foldl's user avatar
  • 601
3 votes
1 answer
5k views

Determine if button press triggered wakeup from STOP mode with STM32F0

I'm using an external interrupt triggered by a button press to wake up an STM32F030K6 from STOP mode. I was wondering if there's any way of distinguishing, within the interrupt handler, a button press …
foldl's user avatar
  • 601