sigma

usb2uart

Overview

Based on the original ch340e chip, a ch552e chip circuit is added
to facilitate badusb and serial port debugging.

When burning ch552e, you can plug in an external pull-up module or use tweezers to short-circuit the contacts on the board.

Design Files

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Update:2025-06-23 04:12:11

About the rules of the "Bug Hunting Operation: MCU Problem Resource War!" event
[i=s] This post was last edited by tiankai001 on 2015-4-16 22:05 [/i] [align=center] [size=5][color=#ff0000]About the rules of the "Catching Bugs: MCU Problem Resources War!" activity [/color] [/size]
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