Hi! I want to have a file system on my EEPROM memory, that would be power resilient and take care of wear-leveling. I understand there are two major systems out there, SPIFFS and LittleFS, but I only find examples on ESP8266, nothing for L0 series. I...

The DS3231 MC has two open drain pins, SQW and SQW32, which can generate, respectively, 8Mhz and 32768 signals. Can I use these to start stm32s, sort of like an external generator? If so - those pins are open drain, what kind of pull-up resistors do ...