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Description: 1. The 3D Printer Ramps 1.4 Shield is an open-source control board designed specifically for RepRap 3D printers and other CNC machines, offering superior performance and flexibility compared to standard Arduino boards. 2. Key features include: 8-bit Atmega644P microcontroller, 16 MHz clock speed, 72 I/O pins, and support for up to 5 stepper motor controllers. 3. The shield boasts an integrated power supply with adjustable voltage regulator, ensuring a stable power source for your printer and eliminating the need for external power supplies in most cases. 4. It offers improved thermal management through the use of copper planes, allowing better heat dissipation and preventing damage to components from overheating. 5. The Ramps 1.4 Shield is extensively customizable via the open-source Marlin firmware and supports a wide range of sensors (temperature, filament runout, etc.), stepper motor drivers, and extruders. 6. It simplifies wiring with its pre-mounted headers and easily access
| Specification | Details |
|---|---|
| Interface | Arduino Mega or compatible boards |
| Stepper Motor Drive | A4988 stepper motor driver |
| Motor Connections | 5x stepper motor connections (X Y Z E0 E1) |
| Endstop Connections | 4x endstop connections (X+ X- Y+ Y-) |
| Heater and Fan Control | 2x heater/fan control inputs (EPCOS H-bridge) |
| Power Input | 24V input for stepper motors heaters and fans |
| Voltage Regulator | 5V voltage regulator with 1A output |
| Current Limiting | Adjustable current limiting for stepper motors |
| Dimension | 170mm x 70mm (6.7in x 2.8in) |
| Material | High-quality PCB and components |
