Overview
The MM220 is a 6A Bipolar Stepper Motor driver with onboard processor (ATmega168).  The MM220 is capable of operating standalone or under control of a separate processor such as the Wasp or controller such as the MK4.  The MM220 is capable of full, half, 1/4 and 1/8th microstepping. 

The MM220 has a number of digital and analog input/output ports that can be used to control the MM220 or allow the MM220 to control other devices or sensors.   See the MM220 Technical Manual for information regarding the command set and functions supported by the software.