红水杯

Homemade USB to TTL device based on CH340E

Overview

LP5907MFX-3.3/NOPB is used to regulate the USB input 5v voltage to 3.3V for CH340E to work. At the same time, short circuit protection is added to prevent short circuits from burning the equipment due to operating errors.

Design Files

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Update:2024-11-22 12:11:55

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