I made a USB Host Module with max3421e

PCB by PCBWay : (Get 5 dollars for new users!) https://www.pcbway.jp/g/7TK3G1

my electronic microscope : https://www.amazon.com/LINKMICRO-Digi...

my previous ESP32 remote control project :    • The "ultimate" remote control by ESP32?  

MAX3421E data sheet : https://www.analog.com/media/en/techn...

USB Host shield library 2.0 : https://github.com/xzhong86/USB_Host_...

M5Stack USB Host module : https://docs.m5stack.com/en/module/usb