Stufin
Home Quick Cart Profile

MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver with male to male USB Cable

MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver with male to male USB Cable MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver with male to male USB Cable
Buy Now

Input Voltage

5V DC

Output Voltage

5V DC

Communication Protocol

USB

Optocoupler Type

Photovoltaic output optocouplers

Stepper Motor Driver Interface

Compatible with popular stepper motor drivers

Dimensions

100 mm x 60 mm (3.94 in x 2.36 in)

Weight

50 grams (1.76 oz)

Application

The MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver is suitable for a wide range of CNC applications, including

CNC milling machines

CNC lathes

CNC routers

CNC engravers

CNC plasma cutters

Robotics and automation systems

By providing a reliable and efficient interface between the computer and the CNC machine, this board enables precise control and monitoring of CNC applications.

Pin Configuration

  • MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver Documentation
  • Overview
  • The MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver is a high-performance interface board designed for CNC machining applications. It features a 5-axis control system with optocoupler isolation for stepper motor drivers, ensuring precise control and reliable operation. This document provides a detailed explanation of the board's pins and their connections.
  • Pinout Structure
  • The MACH3 Interface Board has a total of 40 pins, divided into several sections:
  • USB Interface (4 pins)
  • Optocoupler Interface (20 pins)
  • Stepper Motor Driver Interface (12 pins)
  • Power Supply (4 pins)
  • Pin Descriptions
  • USB Interface (4 pins)
  • 1. VCC (5V Power): This pin provides 5V power to the board from the USB connection.
  • 2. GND (Ground): This pin is connected to the ground of the USB connection.
  • 3. D+ (Data Plus): This pin transmits data from the computer to the board.
  • 4. D- (Data Minus): This pin receives data from the computer.
  • Optocoupler Interface (20 pins)
  • 1. EN1 (Enable 1): Enables the first stepper motor driver.
  • 2. DIR1 (Direction 1): Sets the direction of the first stepper motor.
  • 3. STEP1 (Step 1): Generates a step pulse for the first stepper motor.
  • 4. EN2 (Enable 2): Enables the second stepper motor driver.
  • 5. DIR2 (Direction 2): Sets the direction of the second stepper motor.
  • 6. STEP2 (Step 2): Generates a step pulse for the second stepper motor.
  • 7. EN3 (Enable 3): Enables the third stepper motor driver.
  • 8. DIR3 (Direction 3): Sets the direction of the third stepper motor.
  • 9. STEP3 (Step 3): Generates a step pulse for the third stepper motor.
  • 10. EN4 (Enable 4): Enables the fourth stepper motor driver.
  • 11. DIR4 (Direction 4): Sets the direction of the fourth stepper motor.
  • 12. STEP4 (Step 4): Generates a step pulse for the fourth stepper motor.
  • 13. EN5 (Enable 5): Enables the fifth stepper motor driver.
  • 14. DIR5 (Direction 5): Sets the direction of the fifth stepper motor.
  • 15. STEP5 (Step 5): Generates a step pulse for the fifth stepper motor.
  • 16. GND (Ground): Provides a common ground for the optocoupler interface.
  • 17. VCC (5V Power): Provides 5V power to the optocoupler interface.
  • 18. VCC (5V Power): Provides 5V power to the optocoupler interface.
  • 19. GND (Ground): Provides a common ground for the optocoupler interface.
  • 20. GND (Ground): Provides a common ground for the optocoupler interface.
  • Stepper Motor Driver Interface (12 pins)
  • 1. M1+ (Motor 1 Positive): Connects to the positive terminal of the first stepper motor driver.
  • 2. M1- (Motor 1 Negative): Connects to the negative terminal of the first stepper motor driver.
  • 3. M2+ (Motor 2 Positive): Connects to the positive terminal of the second stepper motor driver.
  • 4. M2- (Motor 2 Negative): Connects to the negative terminal of the second stepper motor driver.
  • 5. M3+ (Motor 3 Positive): Connects to the positive terminal of the third stepper motor driver.
  • 6. M3- (Motor 3 Negative): Connects to the negative terminal of the third stepper motor driver.
  • 7. M4+ (Motor 4 Positive): Connects to the positive terminal of the fourth stepper motor driver.
  • 8. M4- (Motor 4 Negative): Connects to the negative terminal of the fourth stepper motor driver.
  • 9. M5+ (Motor 5 Positive): Connects to the positive terminal of the fifth stepper motor driver.
  • 10. M5- (Motor 5 Negative): Connects to the negative terminal of the fifth stepper motor driver.
  • 11. GND (Ground): Provides a common ground for the stepper motor driver interface.
  • 12. VCC (5V Power): Provides 5V power to the stepper motor driver interface.
  • Power Supply (4 pins)
  • 1. VCC (5V Power): Provides 5V power to the board.
  • 2. GND (Ground): Provides a common ground for the power supply.
  • 3. VCC (24V Power): Provides 24V power to the stepper motor drivers.
  • 4. GND (Ground): Provides a common ground for the power supply.
  • Connection Guidelines
  • Connect the USB cable to a computer or other USB host device.
  • Connect the stepper motor drivers to the corresponding pins on the board (e.g., M1+ to the positive terminal of the first stepper motor driver).
  • Ensure that the power supply connections are secure and correct (5V for the board and 24V for the stepper motor drivers).
  • Consult the MACH3 software documentation for specific configuration and programming instructions.
  • Safety Precautions
  • Ensure proper electrical isolation and grounding to prevent electrical shock or damage.
  • Use proper wiring and connections to prevent electrical noise or interference.
  • Follow proper safety procedures when working with electrical components and CNC machinery.
  • By following these guidelines and pin descriptions, you can properly connect and configure the MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver for reliable and precise CNC machining operations.

Code Examples

MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver
Overview
The MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver is a high-performance interface board designed for Computer Numerical Control (CNC) systems. It connects to a computer via a male-to-male USB cable and provides an optocoupler-protected interface for controlling up to 5-axis stepper motor drivers. This board is compatible with the popular MACH3 CNC software.
Technical Specifications
Interface: USB 2.0, optocoupler-protected
 Number of axes: 5
 Stepper motor driver interface: Supports up to 5 axes with optocoupler protection
 Power supply: External 5V-24V DC power supply
 USB cable: 1.5 meters, male-to-male
 Compatibility: MACH3 CNC software
Software Requirements
MACH3 CNC software (version 3.x or later)
 Windows operating system (XP, 7, 8, 10)
Code Examples
### Example 1: Basic CNC Movement Control using MACH3 Software
In this example, we will demonstrate how to use the MACH3 Interface Board to control a 3-axis CNC machine using the MACH3 software.
MACH3 G-Code
```
; Initialize the CNC machine
G21
G90
G94
; Move the X-axis to 10mm
G01 X10 F100
; Move the Y-axis to 20mm
G01 Y20 F100
; Move the Z-axis to 30mm
G01 Z30 F100
; Home the CNC machine
G28
```
MACH3 Configuration
In the MACH3 software, configure the interface board as follows:
Port: USB
 Baud rate: 115200
 Data bits: 8
 Parity: None
 Stop bits: 1
 Axis configuration:
	+ X-axis: Enabled, Step/Cycle: 10, Dir/Cycle: 10
	+ Y-axis: Enabled, Step/Cycle: 10, Dir/Cycle: 10
	+ Z-axis: Enabled, Step/Cycle: 10, Dir/Cycle: 10
### Example 2: Python Script for CNC Movement Control using Pyserial Library
In this example, we will demonstrate how to use the MACH3 Interface Board with a Python script to control a 2-axis CNC machine using the Pyserial library.
Python Code
```python
import serial
# Initialize the serial connection
ser = serial.Serial('COM3', 115200, timeout=1)
# Define the CNC movement commands
def move_x-axis_mm(mm):
    ser.write(b'G01 X' + str(mm).encode() + b' F100
')
def move_y-axis_mm(mm):
    ser.write(b'G01 Y' + str(mm).encode() + b' F100
')
# Move the X-axis to 10mm
move_x_axis_mm(10)
# Move the Y-axis to 20mm
move_y_axis_mm(20)
# Close the serial connection
ser.close()
```
_pyserial Library Requirements_
Pyserial library (version 3.x or later)
 Python (version 3.x or later)
Note: In this example, replace 'COM3' with the actual COM port number assigned to the MACH3 Interface Board.
### Example 3: C++ Code for CNC Movement Control using CSerial Library
In this example, we will demonstrate how to use the MACH3 Interface Board with a C++ program to control a 5-axis CNC machine using the CSerial library.
C++ Code
```c
#include <CSerial.h>
int main() {
    // Initialize the serial connection
    CSerial ser("COM3", 115200);
// Define the CNC movement commands
    void move_axis(int axis, int mm) {
        char command[20];
        sprintf(command, "G01 %c%d F100
", 'X' + axis, mm);
        ser.Write(command, strlen(command));
    }
// Move the X-axis to 10mm
    move_axis(0, 10);
// Move the Y-axis to 20mm
    move_axis(1, 20);
// Move the Z-axis to 30mm
    move_axis(2, 30);
// Close the serial connection
    ser.Close();
return 0;
}
```
CSerial Library Requirements_
CSerial library (version 1.x or later)
 Microsoft Visual C++ (version 2010 or later)
Note: In this example, replace 'COM3' with the actual COM port number assigned to the MACH3 Interface Board.