1 Networking & Motion ControlRapid-Prototyping of Rapid-Prototyping Machines Networking & Motion Control

2 Internet Zero Flexible Scalable Inexpensive cba.mit.edu/projects/I0/

3 Internet Zero Network Power Data Ground Internet Zero Node

4 Internet Zero Machine Network X axisVirtual Machine Y axis Hub Z axis Serial Bridge Spindle/ Extruder Power Limit Switch Encoder

5 Internet Zero H-bridge

6 I0 Bipolar Stepper Motor Driver

7 Bipolar Stepper Driver w/ Internet Zero

8

9 Laser Cut Machining Spindle

10 Cardboard Press-Fit Three-Axis CNC Machine