Upgrated Cloned RE-ARM 32Bit 3D Printer Control Mainboard Base on Mega 2560 R3 with SD Card Slot for Ramps 1.4 1.5 1.6

Introduction RE ARM is a 100Mhz 32 bit ARM controller with the popularMEGA footprint Its a plug in replacement for theMega in your RAMPS setup for a quick and easy upgrade to 32 bit goodness Detailed Specifications running Ramps 1 32 bit LPC1768 ARM processor 2 100Mhz 512kb Flash 3 Mini B USB Prototype photos shows USB B 4 3 3V system voltage 5 10 30V power supply input range using Vin pin or barrel jack 6 1 Heated bed 2 Hotend Mosfet drivers 7 SD card slot for firmware upgrades and config file 8 6 End stops with filter and pull ups 9 3 thermistor inputs 10 Support SPI Displays like Viki2 and mini Viki direct and RRD Graphic LCD adapter 11 Support for I2C and parallel character LCDs using universal adapter by Jim Morris 12 Header breakout for Ethernet module RJ45 daughter board 13 Power supply range 4 5v 36vNote Do not touch the motherboard with wet hands When uploading firmware you need to connect the HWB jumper cap In the event of an emergency please disconnect the power immediately to avoid burning the motherboard Please check whether there is a short circuit in the line before power on If there are conditions it is better to use a multimeter to measure and then power on This motherboard does not support the use of the TMC2130 SPI mode About theoffline power source selection The jumper cap is connected to 1 and 2 is 5V power supply and connected to 2 and 3 is USB power supply Package Included 1 xRE ARM Control Mainboard