USB driver module, integrated MAX3421E is a dual-role USB controller, which can be programmed either as a USB peripheral or host capability to any system with an SPI interface

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For the Detailed documentation of USB, Please Click here
For the Detailed documentation of USB V1.2, Please Click here

Description:

USB driver module in the M5Stack stackable module series, adopting the MAX3421E chip solution. It provides a standard USB interface, supporting both USB host and peripheral functions. It is compatible with a wide range of USB devices and operating systems, connecting to the system via SPI communication, and reserves pins for controlling external devices or reading their status.

Notes Module V1.2:

The board is equipped with two dip switches to suit different M5 series host devices.

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Credits & License:

Adafruit_TinyUSB_Arduino Copyright (c) 2019 Ha Thach for Adafruit Industries and licensed under MIT License.