ATOM HUB PROTO is a DIY proto board module designed for use with the ATOM series. Users can build circuits or connect peripherals according to their own needs to satisfy the functions and requirements of specific scenarios. Considering the various possibilities of user connection, ATOM HUB PROTO provides a wealth of interfaces, including VH3.96 interface, DC-5V power interface, grove interface, and all kinds of openings are reserved on the shell to facilitate user wiring.

ATOM Matrix which has a size of only 24 * 24mm, is the most compact development board in the M5Stack development kit series. It provides more GPIO pins and is very suitable for handy and miniature embedded device development