{"product_id":"keyestudio-3d-printer-kit-ramps-1-4-mega-2560-5xa4988-motor-driver-lcd-12864-controller","title":"Keyestudio 3D Printer Kit RAMPS 1.4+Mega 2560+5xA4988 motor driver+LCD 12864 Controller","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis RepRap kit stacks a Keyestudio Mega 2560 R3, RAMPS 1.4, five A4988 drivers, and an LCD 12864 smart controller with an SD-card reader. The Mega is an ATMEGA2560 board at 16 MHz, and each A4988 drives one bipolar stepper at up to 2A per coil.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e54 digital I\/O pins, 15 of them PWM\u003c\/li\u003e\n\u003cli\u003e16 analog inputs and 4 hardware UARTs\u003c\/li\u003e\n\u003cli\u003eLCD 12864 smart controller with SD-card reader\u003c\/li\u003e\n\u003cli\u003eRAMPS 1.4 plug-in stepper drivers and extruder control\u003c\/li\u003e\n\u003cli\u003eA4988 output up to 2A per coil\u003c\/li\u003e\n\u003cli\u003eOffline printing once the panel powers the SD card\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSKU: KS0090\u003c\/li\u003e\n\u003cli\u003eMCU: ATMEGA2560\u003c\/li\u003e\n\u003cli\u003eCrystal: 16 MHz\u003c\/li\u003e\n\u003cli\u003eDigital I\/O: 54 (15 PWM)\u003c\/li\u003e\n\u003cli\u003eAnalog inputs: 16\u003c\/li\u003e\n\u003cli\u003eUARTs: 4\u003c\/li\u003e\n\u003cli\u003eA4988 current: up to 2A per coil\u003c\/li\u003e\n\u003cli\u003eICSP headers: 2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1pcs Keyestudio Mega2560\u003c\/li\u003e\n\u003cli\u003e1pcs Lcd12864 smart Controller\u003c\/li\u003e\n\u003cli\u003e1pcs Ramps 1.4\u003c\/li\u003e\n\u003cli\u003e5pcs A4988 stepper driver\u003c\/li\u003e\n\u003cli\u003e1pcs Panel Adapter\u003c\/li\u003e\n\u003cli\u003e1pcs USB 2.0 cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTutorials\u003c\/h2\u003e\n\u003cp\u003eWiring and sample code are in the Keyestudio Wiki.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.keyestudio.com\/projects\/KS0090\/en\/latest\/\"\u003eKS0090 documentation\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keyestudio","offers":[{"title":"Default Title","offer_id":63207256883281,"sku":"KS0090","price":52.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1087\/1819\/4769\/files\/7a94eb7904.jpg.500x500.jpg?v=1793067338","url":"https:\/\/geekingmall.com\/products\/keyestudio-3d-printer-kit-ramps-1-4-mega-2560-5xa4988-motor-driver-lcd-12864-controller","provider":"我的商店","version":"1.0","type":"link"}