They were loaded with a micronucleus and configured to work with USB. Just a note, if you want to use the pb5 as a gpio you can use usbtiny to reset the fuses, but you'll need a HV programmer to get it back. For that, these are great.
π ELEGOO UNO R3 Project Comprehensive Starter Kit with Tutorial β Compatible with Arduino IDE (Inclusive of 63 Items)
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π§ Mega R3 Board by ELEGOO - ATmega 2560 + USB Cable - Ideal for Arduino IDE Projects - RoHS Compliant
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π Raspberry Pi 4 Computer Model B 8GB: Building Mini PC, Smart Robot, Game Console, Workstation, Media Center, and More!
9 Review
Glarks 660 Pieces Phillips Assortment Motherboard
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Comprehensive 500pcs Laptop Screw Kit Set for π© IBM HP Dell Lenovo Samsung Sony Toshiba Gateway Acer
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