Arduino Pro Micro USB ATMEGA32U4 (Compatible Leonardo) - DiyDomo
Arduino Pro Micro with Pins out for USB - Project Guidance - Arduino Forum
Pro Micro & Fio V3 Hookup Guide - SparkFun Learn
PD Micro
Pro Micro pinout
I need help wiring the pins on my pro micro. The pins are labelled different from what KBfirmware says, I'm not sure how to wire mine. Any help would be greatly appreciated. :
Pro Micro ATMEGA32U4 Arduino Pins and 5V, 3.3V Explained - Robojax
Arduino Pro Micro pin mapping - iCircuit
Introduction to Arduino Pro Micro - The Engineering Projects