Stepper Motor Control Board

2

BOARD

DA T A

SHEET

Supports NEMA17, NEMA23, and NEMA34 type stepper motors

Advanced chopper control of bipolar stepper motors

High step rates up to 10,000 steps/sec (with suitable motor)

Microstepping

Flexible platform accelerates integration process

Programmable holding current

Extensive configuration options using Windows Graphical User Interface (GUI)

Easy to customize—full source code and design files included

General Features

Integrated USB Virtual COM port

Boot loader for firmware upgrades over serial port

Support for external debugger through standard 20-pin ARM header

Test mode push-button and potentiometer

Status LEDs indicate Power, Status, and Mode

Screw terminals for all power and signal wiring

Communications Features

USB/Serial UART

– FTDI FT232R USB to serial UART

– Virtual COM port, 115.2k,8,n,1 operation

– Stellaris MCC Protocol

Operational Specifications

Table 1 shows the operating parameters for the MDL-STEPPER motor control board.

Table 1.

MDL-STEPPER Operating Specifications

Parameter Name

Min

Nom

Max

Unit

Power Supply

9

–

80

V DC

a. Actual range depends on motor type

1

–

10,000

steps/sec

Operating Temperature Range

0

–

70

°C

Storage Temperature Range

-25

–

85

°C

Motor Current (rated current per coil)

–

–

3

A

Motor Voltage (continuous coil voltage)

1

–

80

V DC