{"product_id":"hedgehog-can-usb-klipper-i-o-expander","title":"Hedgehog CAN\/USB Klipper I\/O Expander","description":"\u003cp\u003eHedgehog is a Klipper expansion PCB with 31 I\/O pins, \u003cspan\u003edesigned for cases when you just need a simple board to connect a few things to your printer, like pins for buttons, thermistors, I2C\/SPI devices, etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHedgehog, unlike generic MCU breakout boards, is designed with ease-of-use with Klipper in mind:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan style=\"text-decoration: underline;\"\u003eAre you wiring a bunch of buttons and don't want to join many wires to one pin?\u003c\/span\u003e Hedgehog has a pair of 3.3V and GND for \u003cspan style=\"text-decoration: underline;\"\u003eeach\u003c\/span\u003e pin.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan style=\"text-decoration: underline;\"\u003eDo you want to use CAN bus, and don't want to wire a separate CAN module?\u003c\/span\u003e Hedgehog has a CAN transceiver built-in, and supports both USB and CAN.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan style=\"text-decoration: underline;\"\u003eDo you only have 24V available where you're planning to place the board?\u003c\/span\u003e No problem, Hedgehog supports 24VIN.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan style=\"text-decoration: underline;\"\u003eDo you want to connect a few thermistors, and don't want to solder pullup resistors?\u003c\/span\u003e Hedgehog as pullups and protection for 3 thermistors built-in.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan style=\"text-decoration: underline;\"\u003eAre you designing a custom board for your application and need a simple MCU breakout board to slot into your design?\u003c\/span\u003e Hedgehog uses standard 2.54mm (0.1\") pitch pin headers for its I\/O, so you can easily slot it into standard female headers on your design.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eHedgehog uses a STM32G0B1 MCU, supporting Klipper, STM32Duino and many other firmwares.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHedgehog is assembled in America.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDocs: \u003ca href=\"https:\/\/docs.isiks.tech\/Hedgehog\/Hedgehog\/\"\u003ehttps:\/\/docs.isiks.tech\/Hedgehog\/Hedgehog\/\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Isik's Tech","offers":[{"title":"Soldered","offer_id":51881524232470,"sku":"Hedgehog","price":29.99,"currency_code":"USD","in_stock":true},{"title":"Not Soldered","offer_id":51881524265238,"sku":"Hedgehog-Nopins","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/4438\/7350\/files\/59F14A12-C12B-4814-A7FF-41951CCED74D.jpg?v=1789494184","url":"https:\/\/www.3dprintiverse.com\/products\/hedgehog-can-usb-klipper-i-o-expander","provider":"3DPrintiverse.com","version":"1.0","type":"link"}