M5Stack USB Module MAX3421E v1.2

Experience advanced connectivity with the M5Stack USB Module MAX3421E v1.2, an essential driver module for all your M5Stack projects. This module utilizes the advanced MAX3421E chip and allows you both host and peripheral functions through a standard USB interface. It supports a variety of USB devices and operating systems and connects to your system via SPI communication. The board comes equipped with two DIP switches to adapt to various M5 series hosts and also offers pins for controlling external devices or querying status. Equipped with a battery holder, it increases the flexibility and practical applicability for smart home applications, industrial controls, consumer electronics, medical devices, as well as educational and research projects.


  • Standard USB 2.0 interface.
  • Supports SPI communication protocol.
  • GPIO pin extension for 5 inputs and 5 outputs.
  • Integrated lithium battery holder.
  • Switch for adjusting to different hosts.

Application examples:

  • Create a USB key logger for security monitoring.
  • Read and write USB flash drives for data-intensive applications.
  • Integrate the module into smart home systems for controlling and monitoring of USB-based devices.
  • Use it in educational projects to teach students about USB communication and microcontroller programming.
  • Implement the module in medical technology to control devices through USB interfaces.

Download and Links:

Technical Specifications:

  • Manufacturer: M5Stack
  • Manufacturer SKU: M020-V12
  • Chip: MAX3421E
  • Supported USB Standard: USB 2.0
  • Interface Type: SPI
  • Operating Temperature: 0-40°C
  • Dimensions: 54.2 x 54.2 x 12.8mm
  • Weight: 21.1g

Package includes:

  • 1x M5Stack USB Module MAX3421E v1.2

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M5Stack USB Module MAX3421E v1.2

  • Brand: M5Stack
  • Product Code: 423559
  • Availability: In Stock
  • CHF16.90

  • Ex Tax: CHF15.63

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Tags: M5Stack, USB, Module, v1.2, Host, SPI, GPIO, Industrial Control, Education, Research, Medical Technology, Peripherals, Microcontroller, Programming, Security, USB-Host, Mouse, Keyboard, Module, Modules, Keylogger, Datalogger, logger, Data, MAX3421E, MAX3421, M020