The A4988 stepper motor driver carrier is a breakout board for the TIs A4988 micro stepping bipolar stepper motor driver. It has a proper Connector for the stepper motor, a three in 1 DIP switch for controlling the motor in 5 steps. The motor configuration can be set using this board – Switch 1 Switch 2 Switch 3 Motor Steps OFF OFF OFF Full Step OFF ON ON Half Step ON OFF ON Quarter Step ON ON OFF Eighth Step ON ON ON Sixteenth Step It has Enable, Direction and Step pinouts. Supports logic level of 5V while motor supply voltage from 8-35V. It is recommended to use at least 9V in this board. A4988 Stepper Motor Breakout Board pinout: Specification: – Minimum operating voltage: 8.2V Maximum operating voltage: 35V Maximum current per phase: 2Amp Minimum logic voltage: 3.0V Maximum logic voltage: 5.0V Micro step resolutions: Full, 1/2, 1/4, 1/8, 1/16 Selectable using DIP Switch Reverse voltage protection: No A4988 Stepper Motor Breakout Board Dimension and footprint: A4988 Stepper Motor Breakout Board Applications: Interfacing with A4988 Stepper Motor Control Automotive Control system Robotics Example Projects on A4988 Stepper Motor Breakout Board: A4988 Stepper Motor Breakout Board Interfacing Additional Resources: A4988 Datasheet Package Contains 1x A4988 Stepper Motor Breakout Board