This is the second iteration of the mainboard. The first version can be found here: https://github.com/evezor/evezor_arm_v1_mainboard_V1
This board retains the Molex KK connectors for the stepper motors and the gadgeteer ports for expansion.
This version also incorportates a stepdown voltage converter, a power relay and a pair of USB-A ports inteded for powering a raspberry pi and a screen.
Source files can be found here: https://github.com/evezor/evezor_arm_v1_mainboard_V2