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A comment on How to flash an LED: writing ARM assembly for an STM32 microcontroller. Parent comment

Re:How to flash an LED: writing ARM assembly for an STM32 mi... by inamberclad on Friday April 03, 2020 @06:47PM (#22774676)
Nearly every microcontroller has at least one free-running timer that can be used to either reset or wake the processor, if you care about power.
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