{"product_id":"btt-octopus-max-ez-controller-board-3d-printer-control-system","title":"BTT Octopus MAX EZ Controller Board \/ 3D Printer Control System","description":"\u003ch3 class=\"active\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ciframe src=\"https:\/\/spinzam.com\/shot\/embed\/?idx=401190\" width=\"640\" height=\"640\" frameborder=\"0\" scrolling=\"no\" style=\"max-width:100%; max-height:100vw;\"\u003e\u003c\/iframe\u003e\n\u003ch3 class=\"active\"\u003e\u003cstrong\u003eProduct Description:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eBIGTREETECH Octopus MAX EZ, a 32-bit motherboard, is an upgraded version of Octopus Pro developed by the 3D printing team of Shenzhen Big Tree Technology Co., Ltd. Its self-developed stepper motor sockets enhance safety and user experience, and it adds a series of features that Octopus Pro does not have, greatly enhancing its DIY capabilities.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e1. 32-bit 550 MHz ARM Cortex-M7 series STM32H723ZET6 MCU\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e2. Onboard BOOT button to enable DFU mode to update the bootloader\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e3. The thermistor circuit is protected to prevent MCU damage from shorted heated bed and heater cartridge connections\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e4. Selectable voltage (24V, 12V, 5V) for CNC fan, no more need for external stepdown \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ethus preventing board damage from user error\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e5. Upgraded with eFuse protection, which response faster with strong protection, \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eeffectively protecting the motherboard from being damaged caused by short circuits, \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eover-current, electric spark, etc.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e6. MCU firmware can be upgraded via SD card, or use DFU via Klipper's make flash \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ecommand\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e7. 10 EZ driver sockets, working with the pinless driver, safer to use; Onboard SPI and \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUART, can be used by simply setting in the firmware, no need for a jumper\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e8. Support power loss recovery, filament runout sensor, CAN, auto power-off, BL Touch, RGB, etc\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e9. Replaceable fuse for easy maintenance\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e10. 3 x 4 pins fan ports, also for connecting the water cooling system\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e11. Onboard proximity switch port, supports NPN and PNP types, 24V, 12V, and 5V voltage selectable\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e12. Onboard SPI interface for connecting acceleration sensor to enable Klipper's input shaping\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFiles:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca title=\"Octopus Max EZ\" href=\"https:\/\/github.com\/bigtreetech\/Octopus-Max-EZ\" data-mce-href=\"https:\/\/github.com\/bigtreetech\/Octopus-Max-EZ\" target=\"_blank\"\u003ehttps:\/\/github.com\/bigtreetech\/Octopus-Max-EZ\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1619\/4791\/files\/01_87cf1c00-2def-47d3-b137-323173fb616e.jpg?v=1672821746\" alt=\"\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1619\/4791\/files\/01_87cf1c00-2def-47d3-b137-323173fb616e.jpg?v=1672821746\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1619\/4791\/files\/02_d21d9b6f-2f55-4a11-8122-fdc074cd0395.jpg?v=1672821757\" alt=\"\" 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