Learn How to Configure and Use BigTreeTech SKR 1.4 with New Marlin Firmware

Table of Contents

1. Introduction: BigTreeTech SKR Version 1.4
2. Stepper Motors and Ports
3. Power Sources and Connections
4. Fans and Fan Ports
5. Different Types of Stepper Drivers
6. Display and TFT Screen
7. Endstops and Filament Detection
8. Bed Thermistors and Temperature Control
9. Loading the Firmware
10. Troubleshooting and Resources

Introduction: BigTreeTech SKR Version 1.4

In this Tutorial, we will be discussing the BigTreeTech SKR Version 1.4 and the changes in the Marlin firmware that have affected the processes. We will explore the different components and features of the SKR Version 1.4, including stepper motors, power sources, display options, endstops, and more. Whether you are a beginner or an experienced user, this guide will provide you with valuable information and tips on configuring and using the BigTreeTech SKR Version 1.4 for your 3D printer.

Stepper Motors and Ports

The BigTreeTech SKR Version 1.4 supports various stepper motors, such as X, Y, Z, E0, and E1 steppers. These motors can be connected to the multiple ports on the board using NEMA17 stepper connectors. Additionally, there are A and B stepper ports for the Z-axis. The board also features 12V or 24V power output for these stepper motors. In this section, we will discuss the different types of steppers, including the A4988 and DRV8825 drivers, as well as the SPI and UART communication options for TMC stepper drivers. We will also explore the closed-loop stepper ports and their functionality.

Power Sources and Connections

Understanding the power sources and connections of the BigTreeTech SKR Version 1.4 is crucial for proper operation. We will explain the different power sources on the board, including the power and ground connections for steppers, hotend, extruder, and bed. Additionally, we will discuss the voltage requirements and options for different components. Whether you are using a 12V or 24V power supply, we will guide you through the process of correctly connecting and configuring the power for your 3D printer.

Fans and Fan Ports

Cooling is an essential aspect of 3D printing, and the BigTreeTech SKR Version 1.4 provides dedicated fan ports for effective cooling. In this section, we will explore the two fan ports available on the board and their functionalities. We will also discuss the addressable signal Pin feature, which allows for automatic cooling of steppers and other components. Whether you need to cool down your extruders or other parts, we will guide you on how to connect and control fans using the dedicated ports on the BigTreeTech SKR Version 1.4.

Different Types of Stepper Drivers

The choice of stepper drivers greatly influences the performance and functionality of your 3D printer. In this section, we will provide an overview of different types of stepper drivers compatible with the BigTreeTech SKR Version 1.4. We will discuss the A4988 and DRV8825 drivers, which offer step/direction and stepper motor current control. Additionally, we will explore the TMC series drivers, which provide advanced features such as stealthChop, spreadCycle, and stallGuard. We will also explain the integrated breakout pins on the board and how they simplify the wiring of TMC-type steppers.

Display and TFT Screen

The BigTreeTech SKR Version 1.4 supports various display options, including TFT screens. In this section, we will discuss the different display ports available on the board, including the EXP1, EXP2, and TFT ports. We will explore the compatibility and functionality of TFT screens with the BigTreeTech SKR Version 1.4. Additionally, we will guide you through the process of connecting and configuring the display for optimal performance. Whether you prefer a simple LCD or a feature-rich touchscreen, we will help you make the right choice for your 3D printer.

Endstops and Filament Detection

Endstops play a crucial role in ensuring precise positioning and movement of the print head and bed. In this section, we will discuss the different endstop ports available on the BigTreeTech SKR Version 1.4. We will explain the purpose and functionality of the X, Y, and Z endstops, as well as the additional endstops for filament detection. Whether you need to configure mechanical endstops or prefer optical filament sensors, we will provide you with the necessary information and steps to properly set up and calibrate the endstops for your 3D printer.

Bed Thermistors and Temperature Control

Accurate temperature control is essential for successful 3D printing, and the BigTreeTech SKR Version 1.4 offers bed thermistor support for precise temperature monitoring. In this section, we will explain how bed thermistors work and how they are connected to the board. We will guide you through the process of configuring and calibrating the temperature settings for your 3D printer. Additionally, we will discuss the importance of bed thermistors in preventing overheating and ensuring optimal print quality.

Loading the Firmware

Loading the firmware is a critical step in setting up the BigTreeTech SKR Version 1.4 for your 3D printer. In this section, we will explain the different methods of loading the Marlin firmware onto the board. We will guide you through the process of setting up the firmware using the Arduino IDE or PlatformIO software. Whether you prefer using a USB cable connection or an SD card, we will provide you with step-by-step instructions and troubleshooting tips to ensure a successful firmware upload.

Troubleshooting and Resources

Despite its user-friendly design, troubleshooting is sometimes necessary when working with the BigTreeTech SKR Version 1.4. In this section, we will address common issues and provide solutions for troubleshooting your 3D printer. We will also provide additional resources, such as the Marlin website and GitHub repository, where you can find comprehensive documentation, FAQs, and community support. Whether you encounter connectivity problems, firmware errors, or performance issues, we will help you identify and resolve the issues to get your 3D printer up and running smoothly.

Resources:

• BigTreeTech: https://www.bigtree-tech.com/
• Marlin Firmware: https://marlinfw.org/
• GitHub Repository: https://github.com/MarlinFirmware/Marlin