When a stepper motor requires a sequence of four different on-off combinations (e.g., wire 1 on, 2 on, 3 off, 4 off) cycled repeatedly to continue rotating, is a group of four
Hurst MFG.
Stepper motor driving
Stepping Sequence of Full Drive | Download Table
Stepper motors and drives, what is full step, half step and microstepping?
Stepper motor driver - The complete explanation | PoLabs.com
Industry Insights: Tutorial: The Basics of Stepper Motors - Part I | Motion Control & Motor Association
Design a half-step sequence stepper motor driver | Chegg.com