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ATMEGA32U4-AU main control, IP5306 charge and discharge, buck output collection board

 
Overview

1. Description

32U4-AU development learning verification

2. Characteristics

  • Using typec power supply to support ESD protection
  • Lead to 25 available pins
  • Set up an independent burning interface
  • IP5306 is used to charge the lithium battery, and SGM2019 is used to step down the voltage to power the K375s power supply interface.
  • Theoretically, it can be used for K375S plus wired keyboard master control. You need to do your own research.
  • The six-pin switch is used to switch between the 32U4 power supply and the K375S main control step-down power supply circuit output.
参考设计图片
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Update:2025-07-06 02:07:45

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