Amazon.com: OSOYOO Pro Micro ATmega32U4 5V/16MHz Module Board with 2 Row pin Header Replace with ATmega328 Pro Mini for Arduino : Electronics
Beetle USB ATMEGA32U4 Mini Development Board Module For Arduino Leonardo | eBay
Qwiic Pro Micro USB-C (ATmega32U4) - SparkFun | Mouser
ATmega32U4 Pro Micro Controller for Arduino Micro USB or USB-C 5V 16MHz – ASA College: Florida
ATmega32u4 usb powered minimal bootloader and test circuit - Microcontrollers - Arduino Forum
Monday Experiment: Bootloading an ATmega32u4 with Arduino | Murchlabs
Elite-C V4 - USB-C Pro Micro Replacement ATmega32u4 – Keebio
ATmega32u4 usb powered minimal bootloader and test circuit - Microcontrollers - Arduino Forum
ATmega32U4 Pro Micro Controller for Arduino Micro USB or USB-C 5V 16MHz | eBay
schematics - Connecting USB-C port with ATmega32u4 - Questions - Electrical Engineering Stack Exchange
Amazon.com: BIT-C Pro Micro MCU with USB-C & DFU bootloader (ATmega32U4, 5V/16MHz) (Black) : Electronics
Arduino Micro USB Microcontroller
SparkFun Qwiic Pro Micro - USB-C (ATmega32U4) - DEV-15795 - SparkFun Electronics
KEYESTUDIO ATmega32U4 leonardo R3 development board +1M Micro USB Cable For DIY Project
Pro Micro ATmega32U4 5V 16MHz USB-C Development Board
microcontroller - How can I program an Atmega32u4 over USB with this schematic? - Electrical Engineering Stack Exchange
ARD LEONARDO WOH: Arduino Leonardo, ATmega32U4, USB at reichelt elektronik
ATmega32u4 usb powered minimal bootloader and test circuit - Microcontrollers - Arduino Forum
SparkFun Qwiic Pro Micro – USB-C (ATmega32U4) | Elektor
USB C - ATMEGA32U4 : r/AskElectronics
Expansion Keyboard USB ATMEGA32U4 Virtual Keyboard Badusb Module DM Micro Board Black
GitHub - dmadison/Pro_Micro_USB-A: ATMega32U4 Arduino board from SparkFun, modified to work with a USB-A connector
![Teensy (ATmega32u4 USB dev board) 2.0 [ATmega32u4] : ID 199 : $16.00 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/199-02.jpg "Teensy (ATmega32u4 USB dev board) 2.0 [ATmega32u4] : ID 199 : $16.00 : Adafruit Industries, Unique & fun DIY electronics and kits")