Pro Micro - 5V/16MHz (Open hardware) - EasyEDA open source

In EasyEDA open source hardware lab, open source square pools all kinds of electrical design engineerings together to realize resource sharing easily.

atmega32u4 - Search - EasyEDA

Arduino Pro Micro ATmega32U4 5V/16MHz Resources - EasyEDA

voltage regulator - Arduino Pro Micro Frying Up - Electrical Engineering Stack Exchange

Futaba 8 LT-12Z VFD Resources - EasyEDA

PD Micro - A Pro Micro with USB-C Power Delivery

ht3f-12vdc-shg - Search - EasyEDA

SimpBMSMinimal - EasyEDA open source hardware lab

Arduino Pro Micro ATmega32U4 5V/16MHz Resources - EasyEDA

Futaba 8 LT-12Z VFD Resources - EasyEDA

5V 8CH - EasyEDA open source hardware lab

PD Micro - A Pro Micro with USB-C Power Delivery

Arduino Pro Micro ATmega32U4 5V/16MHz Resources - EasyEDA

ht3f-12vdc-shg - Search - EasyEDA