BIGTREETECH Pi V1.2 and TFT35 SPI V2.1 Control Board Kit Instruction Manual

1. Produktua amaitu daview

The BIGTREETECH Pi V1.2 + TFT35 SPI V2.1 Control Board Kit is designed for FDM 3D printers, enabling them to run Klipper firmware. This kit combines a powerful processing unit with an intuitive display for enhanced 3D printing control.

Ezaugarri nagusiak

BIGTREETECH Pi V1.2: Equipped with a quad-core 64-bit ARM Cortex-A53 @ 1.5GHz processor and 1GB DDR3L memory for powerful performance.
Pantailaren interfazea: Features an HDMI2.0A display interface supporting 4K resolution.
Konektibitatea: Includes 4-way USB2.0 ports, 40-pin GPIO, 3.5mm audio interface, and an onboard 100M Ethernet interface with WIFI transmission support.
Grafikoak: GPU is Mali G31 MP2, supporting OpenGL3.2.
TFT35 SPI V2.1 Display: Utilizes SPI for display and I2C for touch communication, sharing the main control chip with the motherboard to reduce cost.
Konexio erraza: The TFT35 SPI display connects to the main board via an FPC cable for simple operation.
Potentzia aukerak: Each motor drive can select power supply from either the motor power supply or the main power supply (heating rod power supply).

2. BIGTREETECH Pi V1.2 Board Details

The BIGTREETECH Pi V1.2 is a compact and powerful single-board computer designed to run Klipper firmware, offering robust control for your 3D printer.

BIGTREETECH Pi V1.2 board highlighting processor and RAM

Figure 1: BIGTREETECH Pi V1.2 board with highlighted 64-bit Quad-Core Architecture, ARM Cortex-A53 Processor, and 1GB DDR3L RAM.

BIGTREETECH Pi V1.2 board with various ports and connectors

2 Irudia: Gainetikview of BIGTREETECH Pi V1.2 board showing PWM Fan Port, SPI Port for ADXL345, Dedicated CAN bus Port, and Multiple Display Options.

BIGTREETECH Pi V1.2 board showing power and connectivity options

3. irudia: Xehetasuna view of BIGTREETECH Pi V1.2 power options (DC 12V-24V, DC 5V±5%/2A via USB Type-C) and connectivity (40-pin GPIO, 4 x USB 2.0).

BIGTREETECH Pi V1.2 board showing wired and wireless network connections

Figure 4: BIGTREETECH Pi V1.2 network connections, including onboard RJ45 port for 100Mbps wired network and built-in 2.4G WiFi module.

BIGTREETECH Pi Overview Bideoa

1 bideoa: Bideo honek ikuspegi orokorra eskaintzen duview of the BIGTREETECH BTT Pi, showcasing its features and connectivity options. It highlights the robust chip, 1GB DDR3L SDRAM, and its compatibility with Klipper firmware. The video also details various ports like UART to USB, Audio, HDMI, CAN, Ethernet-100M, USB2.0, 40-pin GPIO, Infrared Receiver Tube, CNC FAN, ADXL345, and Power In.

3. TFT35 SPI V2.1 Display Details

The TFT35 SPI V2.1 is a 3.5-inch color touchscreen display designed for intuitive and responsive operation with your 3D printer.

BIGTREETECH TFT35 SPI V2.1 display showing its interface

Figure 5: The 3.5-inch TFT Color Touchscreen display, highlighting its size, 480x320 resolution, SPI & I2C interface, and touch control capabilities.

BIGTREETECH TFT35 SPI V2.1 display showing crisp text and images

Figure 6: The TFT35 SPI V2.1 display showcasing its 480x320 resolution, providing crisp text and images for clear readability.

Touch Screen Controller Display Overview

Video 2: This video demonstrates a BIGTREETECH Touch Screen Controller Display, showing its features and how to switch between Serial Touch Screen and LCD12864 Simulator modes. It also illustrates connecting the display to a motherboard and using SD card/USB flash drive for printing.

4. Zehaztapenak

Ezaugarri	Xehetasuna
Fabrikatzailea	BIGTREETECH
ASIN	B0C9DHBKT2
Kolorea	Beltza
Marka	BIGTREETECH
Bistaratzeko mota	LCDa
Prozesadorea	Quad-core 64-bit ARM Cortex-A53 @ 1.5GHz
Memoria	1 GB DDR3L
GPU	Mali G31 MP2 (supports OpenGL3.2)
HDMI	HDMI2.0A (supports 4K display)
USB atakak	4 x USB 2.0
GPIO	40 pin
Audio Interfazea	3.5 mm
Ethernet	100M
WIFIa	Onartua
TFT35 Display Type	SPI (display), I2C (touch)

5. Konfigurazioa eta instalazioa

This section provides general guidance for setting up your BIGTREETECH Pi V1.2 and TFT35 SPI V2.1 kit. For detailed wiring and specific Klipper firmware configuration, please refer to the official BIGTREETECH documentation and Klipper project documentation.

Connecting the TFT35 SPI V2.1 Display

The TFT35 SPI V2.1 display connects to the main board using an FPC cable. Ensure proper orientation and secure connection to avoid damage.

Klipper Firmware Configuration

The BIGTREETECH Pi V1.2 is designed to run Klipper firmware. Configuration involves setting up the Klipper environment on the Pi and configuring the printer.cfg file to match your specific 3D printer and the BIGTREETECH Pi V1.2 + TFT35 SPI V2.1 kit.

Install Klipper on the BIGTREETECH Pi V1.2.
Konfiguratu printer.cfg file with the correct pin assignments and settings for your printer's components (steppers, heaters, thermistors, endstops, etc.).
Ensure the communication between the Pi and your printer's mainboard is correctly established.

6. Funtzionamendu-argibideak

Once installed and configured, the TFT35 SPI V2.1 display provides an interface to control your 3D printer running Klipper firmware.

Using the TFT35 SPI V2.1 Display

The display supports both Serial Touch Screen mode and LCD12864 Simulator mode, which can be switched via a button.
In Serial Touch Screen mode, you can navigate menus and control printer functions directly.
Firmware upgrades for the display can be performed using an SD card.
Inprimaketa files can be initiated from TFT SD, Onboard SD, or a USB Disk when in Serial Touch Screen mode.

7. Mantentzea

Regular maintenance ensures the longevity and optimal performance of your BIGTREETECH Pi V1.2 and TFT35 SPI V2.1 kit.

Keep the boards clean and free from dust and debris.
Ensure proper ventilation to prevent overheating of the Pi board.
Regularly check all cable connections for security and integrity.
Keep Klipper firmware and display firmware updated to the latest versions for bug fixes and new features.

8. Arazoak

If you encounter issues, refer to the following general troubleshooting steps:

Potentziarik gabe: Check all power connections to the BIGTREETECH Pi and your printer's mainboard. Ensure the power supply is adequate.
Pantaila ez dabil: Verify the FPC cable connection between the TFT35 SPI V2.1 and the main board. Check if the display mode is correctly set.
Klipper Connection Issues: Ensure the Klipper firmware is correctly flashed and configured. Check network connectivity (Ethernet/WIFI) for the Pi.
Inprimagailuak ez du erantzuten: Verify all motor, endstop, heater, and thermistor connections. Check the printer.cfg file for any errors.
Firmwarearen eguneratzearen hutsegitea: Double-check the firmware files and the update procedure. Ensure the SD card or USB drive is correctly formatted.

For more specific troubleshooting, consult the BIGTREETECH GitHub page or the Klipper documentation.

9. Bermea eta Laguntza

BIGTREETECH products typically come with a manufacturer's warranty. Please retain your proof of purchase for warranty claims.

Berme Epea: Refer to the product packaging or the official BIGTREETECH website for specific warranty duration.
Laguntza teknikoa: For technical assistance, visit the official BIGTREETECH website or their GitHub repository for detailed guides, firmware, and community support.
Harremanetarako: If you require further assistance, please contact BIGTREETECH customer service through their official channels.