These were just some of the reasons he decided to port Grbl to the ESP32 board. Price wise the Arduino and ESP32 are around the same, but the ESP does have the advantage of being much more ...

Using hardware I2C on an ESP32? Do you need to connect multiple I2C devices with the same address? Normally, you wouldn’t be able to do that without extra parts, but on the ESP32, [BastelBaus] h ...