R7 is a pull-down resistor on the RESET line. Leave it unpopulated unless troubleshooting flashing/booting issues. R12 is the resistor that will supply the diagnostic green LED. If you wish to change ...

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Novel programming interfaces for MCUs might catch us by surprise, but then we inevitably get up to speed with the changes required. Today’s bastion is HVTPI – a “12V reset” addition to the TPI we’ve ...

In October 2025, Qualcomm acquired Arduino. At that moment, shockwaves ran through the maker community worldwide. 'Arduino is dead,' 'This is the end of open source.' Reddit erupted, and the Hacker ...