The best photos from catalogues pro micro & fio v3 hookup guide and tamilnadu school girl 8th class fucking s download
It's not uncommon for Pro Micro's to become "bricked" and unprogrammable.
Then reset to bootloader again , and quickly upload your sketch.
Pro Micro & Fio V3 Hookup Guide
This is how your computer knows what you've plugged in, what drivers to use with it, what COM port is assigned to it, etc.
It can take a few tries to get the timing right.
Description: Press reset twice, quickly to enter bootloader mode.