The Stack-Chan (official M5Stack version) comes with three expansion ports (4-pin connectors). Q. What are I2C, GPIO, and UART? A. The three ports located on the side of the Stack-Chan are all ...

First, let's start with selecting the motors. Q1. What are some motors controllable via the Grove standard that are suitable for the limbs of a small robot, and what are suitable for wheeled toys like ...

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I found you can't use M5GFX and the Ethernet module at the same time because they run in separate FreeRTOS tasks (i.e. can both desire the SPI bus at the same time) and will walk all over each other ...