stm32f1xx
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stm32f1xx [2017/07/24 10:54] – [maple mini] typo kingkevin | stm32f1xx [2019/09/19 10:02] – [blue pill] RTC issue kingkevin | ||
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* no additional connections (SWD, power, GND) | * no additional connections (SWD, power, GND) | ||
* the pin silkscreen are not the chip pins (you always need the schematic at hand) | * the pin silkscreen are not the chip pins (you always need the schematic at hand) | ||
- | * the clones don't provide a second voltage regulator for the analogue | + | * the clones don't provide a second voltage regulator for the analog |
===== blue pill ===== | ===== blue pill ===== | ||
Line 114: | Line 114: | ||
* no user button | * no user button | ||
* board extends over headers | * board extends over headers | ||
+ | * the RTC is not stable when the on-board LED is toggled | ||
Here a rough {{: | Here a rough {{: | ||
Line 364: | Line 365: | ||
==== USB DFU ==== | ==== USB DFU ==== | ||
- | There are several USB DFU bootloader. | + | There are several USB DFU bootloaders available (one from [[http:// |
- | I am using [[https:// | + | |
- | It works well on most generic | + | Here I will explain how to use USB DFU with the [[https:// |
If you want to make use of USB in your actual application after the bootloader started it, don't forget to force re-enumerating USB so the host computer sees the new interface: | If you want to make use of USB in your actual application after the bootloader started it, don't forget to force re-enumerating USB so the host computer sees the new interface: |
stm32f1xx.txt · Last modified: 2024/01/07 17:49 by 127.0.0.1