Bipolar Full H Bridge Stepper Motor Control

Dependencies:   mbed

Full H Bridge Stepper Motor Demo software

Simple demo playing binary control lookup tables for dual full h bridge with driver.

http://en.wikipedia.org/wiki/H_bridge

Information

This demo requires a dual full h bridge (with mosfet driver, if separate mosfets are used) Not an integrated motor control IC

Inputs and Outputs

Input p18: Step pulse (if enabled) p19: Speed analog (if enabled) p20: Direction

Output p21: L1 p22: L2 p23: H1 p24: H2 p25: H3 p26: H4 p27: L3 p28: L4

Dual H Bridge

------------------------------------------ V+
 |			|		 |			|		
 \H1		\H2		 \H3		\H4	
 |----MA----|		 |----MB----|		
 \L1		\L2		 \L3		\L4	
 |			|		 |			|		
 ----------------------------------------- V- 

Revision graph

The revision graph only works with JavaScript-enabled browsers.