Bigtreetech v1.4 SKR Turbo 32-bit control board

Bigtreetech SKR v1.4 Turbo is a 32 bit motherboard with ARM Cortex-M3 processor and LPC1768 chip with 120MHz frequency. It is used, among others in the Biqu B1 printer. The board supports I2C, SPI communication interfaces. It also has the option of extending its functionality with WiFi connectivity based on the ESP-01S module. BTT SKR v1.4 Turbo, in addition to the connectors that allow you to connect the most important components of the 3D printer, offers great opportunities for easy expansion of the device.

Bigtreetech v1.4 Turbo 32-bit motherboard .

• Bigtreetech v1.4 Turbo 32-bit is compatible with several types of stepper motor drivers. The board provides support for drivers: TMC5161, TMC5160, TMC2209, TMC2225, TMC2208, TMC2130, ST820, LV8729, DRV8825, A4988
• It allows you to add WiFi connectivity by installing a dedicated ESP-01 module
• It has the pins of I2C and SPI communication interfaces, useful in DIY projects
• It allows you to connect stepper motor drivers in the Step / Dir and UART modes
• There are two Z axis ports on the board, which avoids problems with additional external drive expansion modules
• The board has three connectors dedicated to fans, and one for a CNC fan (used in DIY projects)
• Bigtreetech v1.4 Turbo supports TFT, LCD2004, LCD12864 screens with diagonals of 2.4 '', 2.8 '', 3.5 ''
• There is a NeoPixel LED strip connector on the board. For its correct operation, a dedicated DC / DC converter must be used
• The thermistor connection on the board is secured by the use of a thermistor and a varistor

• Supply voltage: 12 V to 24 V DC
• Logic voltage: 3.3 V
• Processor: ARM Cortex-M3
• Clock frequency: 120 MHz
• Supported printer types (according to motion kinematics): XYZ, Delta, Kossel, Ultimaker, CoreXY
• Supported communication interfaces: SPI, I2C, WiFi
• Compatible with stepper motor drivers supporting Step / Dir and UART modes
• Communication: USB type B socket, microSD card reader
• Dimensions: 109.67 x 84.3 mm

• BTT SKR v1.4 Turbo 32-bit motherboard
• USB type A cable - USB type B

Diagram and detailed dimensions of the motherboard .

• Github repository
• Producer's YouTube channel