BigTreeTech Octopus Pro v1.1 (H723)

With the BigTreeTech Octopus Pro v1.1 (H723) you choose a very stable and safe 3D printer motherboard. It supports Raspberry Pi and Octoprint operating systems and Klipper, Marlin and RRF firmware. The firmware can be updated via DFU mode, where the firmware does not require a bootloader, but is sent directly to the board from the PC. The Octopus Pro has several versions of MCUs, so you can choose the one that suits your needs. It is equipped with a 32-bit ARM-level Cortex-M4 series STM32H723ZET6/ STM32F407ZET6 / STM32F429ZGT6 / STM32F446ZET6 chip. The frequency goes up to 168 MHz and the flash is 1MB.

Other functionalities

• 8 powerful motor drives for a more stable unit
• 8 isolation chips that protect the motherboard and a motherboard protective level conversion chip that converts a 3.3V signal into a 5V signal
• STEP/DIR mode, UART mode and an SPI mode
• Connect 6 CNC fans and 2 normal fans
• Compatible with NTC100K & PT100/PT1000 high temperature
• Supports up to 60 V - Supports proximity sensors, jumper optional pull-up resistor and BL touch
• USB Type-C connection