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SparkFun Pro Micro and Qwiic Pro Micro USB-C

Pro Micro - 3.3V/8MHz
Pro Micro - 5V/16MHz
Qwiic Pro Micro - USB-C (ATmega32U4)

The Pro Micro is a microcontroller with an ATMega32U4 IC on board. The USB transceiver is inside the 32U4, adding USB connectivity on-board without external USB interfaces. The Pro Micro comes in both a 3.3V and 5V version. For users using the Qwiic Pro Micro USB-C, the board includes a jumper to select either 5V or 3.3V, reset button, castellated pads, and Qwiic connector. The USB connector and voltage regulator are also different.

Repository Contents

  • /Documentation - Data sheets (.pdf and .svg)
  • /Firmware - Arduino example code used in the hookup guide
  • /Hardware - All Eagle design files (.brd, .sch, .STL)
  • /Production - Test bed files and production panel files


Product Versions

License Information

This product is open source!

Please review the file for license information.

If you have any questions or concerns on licensing, please contact technical support on our SparkFun forums.

Distributed as-is; no warranty is given.

  • Your friends at SparkFun.