CNC shield V4
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The CNC Shield V4 is an expansion board designed for use with Arduino to control CNC machines, 3D printers, and other robotic applications. This shield is designed to simplify the connection and control of stepper motors and other components required for CNC operations. It provides easy interfacing with stepper motor drivers and includes additional features for enhanced functionality.
Key Features:
- Compatibility: Compatible with Arduino Uno and other similar boards.
- Stepper Motor Drivers: Supports up to four stepper motor drivers (A4988, DRV8825, or similar).
- Microstepping: Adjustable microstepping settings via jumpers.
- Endstop Connectors: Dedicated connectors for limit switches/endstops.
- Control Interface: Standard GRBL firmware compatible.
- Spindle Control: PWM spindle control output for variable speed control.
- Cooling Fan Control: Connector for controlling a cooling fan.
- Expansion Ports: Additional ports for connecting peripherals.
- Power Supply: 12V to 36V DC (via separate power input)
- Stepper Motor Driver Support: A4988, DRV8825, and compatible drivers
- Microstepping Settings: Configurable via onboard jumpers
- Endstop Connectors: X, Y, Z, and A-axis limit switch connectors
- PWM Spindle Control: 0-5V PWM output
- Cooling Fan Control: 12V output for cooling fan
- Dimensions: Standard Arduino shield form factor
- CNC Machines: Used for controlling CNC milling, routing, and engraving machines.
- 3D Printers: Suitable for controlling stepper motors in 3D printing applications.
- Laser Engravers: Can be used to control laser engraving machines.
- Robotics: Useful for various robotic projects requiring precise motor control.
- DIY Projects: Ideal for hobbyists building custom CNC and automation projects.
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment