BIGTREETECH Octopus V1.1/Octopus pro with F429/F446/H723 chip  motherboard with 8 stepper driver support for 3d printer machine

BIGTREETECH Octopus V1.1/ Octopus pro with f429/ f446/H723 chip is a very powerful motherboard with 8 stepper driver support, so this motherboard can control up to 8 different axes. This feature is especially suitable for multi-colour printing and tool changers, for the use of different tools / modules such as different 3D print heads, laser engraving, laser cutting, etc. All fantasies and modifications can be realised.

• 8 x stepper driver connections
• Raspberry PI Interface
• CAN BUS, SPI and I2C for extensions
• USB-C
• Dual Z-axis
• 4 x heating cartridge connections
• RGB LED
• WiFi interface for ESP8266 based modules
• BL-Touch and other auto-leveling upgrades

Octopus:

Function

• Cartridge Heater : 4
• Controllable Fan :  6
• Normally open Fan : 2
• MCU: STM32F446ZET6 144Pin
• Frequency : 180MHZ
• Flash : 512K
• SD Card Protocol : SDIO
• WIFI Module interface : Extension Special Interface
• Supported wifi module : ESP8266 (MAX500k/s)
• CANBus : CANBus with RJ11 interface
• Fuse : 3
• Limit switch+ filament Sensor : 6+2
• HV Drive: 0
• 5V short circuit alarm : YES, LED
• Motor input voltage : 12~35V, all voltage uniform
• Drive input level : 3.3V
• Thermistor : NTC100K*5

Octopus Pro:

Functions

• Cartridge Heater : 4
• Controllable Fan :  6
• Normally open Fan : 2
• MCU: STM32F446ZET6 144Pin / STM32F429ZGT6 / STM32H723ZE 144Pin
• Frequency : 180MHz/168MHz
• Flash : 512K/1M
• SD Card Protocol : SDIO
• WIFI Module interface : Extension Special Interface
• Supported wifi module : ESP8266 (MAX500k/s)
• CANBus : CANBus with RJ11 interface
• Fuse : 3
• Limit switch+ filament Sensor : 6+2
• HV Drive :  MAX8
• 5V short circuit alarm : YES, LED & Buzzer
• Motor input voltage : 12-60V, each one is optional
• Drive input level : 5V
• Thermistor : NTC100K*5+Onboard MAX31865 chip (weld-free switched 2 14-wire PT100/PT1000)