4 2015-10-25 f.althaus This is a Steppermotor controller. it can control 3 stepper motors, one board for xyz-axis movement controll SparkFun Stepoko https://www.sparkfun.com/products/13155 Motor XYZ Motordriver CNC-Board stepper step Sparkfun Board stepoko MISO-D12-LIMIT-Z

5V

SCK-D13-SPINDLE_DIR

MOSI-D11-SPINDLE_PWM

RESET

GND

Limit XYZ (shared)

Limit X

VIN

5V

VIN

ESTOP-LOGIC

VCC

A0-RESET/ABORT

VCC

A1-FEED_HOLD

GND

A2-CYCLE_START/RESUME

GND

A3-COOLANT_ENABLE

GND

A4

GND

A5-PROBE

GND

RESET

AREF

GND

RXI

TXO

A7

A6

SCK-D13-SPINDLE_DIR

MOSI-D11-SPINDLE_PWM

Limit XYZ (shared)

Limit Y

Limit XYZ (shared)

Limit Z

GND

Probe (switch)

GND

E-Stop (switch)

GND

VCC

GND

GND

5V

VIN

VIN

STEP_ENABLE

D2-STEP-X

D3-STEP-Y

D4-STEP-Z

D7-DIR-Z

D6-DIR-Y

D5-DIR-X

GND

VIN

X A+

X A-

X B+

X B-

Y A+

Y A-

Y B+

Y B-

Z A+

Z A-

Z B+

Z B-