HICTOP Marlin RC7 firmware

## Introduction

This is the marlin firmware (https://github.com/MarlinFirmware/Marlin) for the HICTOP Prusa i3, set up on a default machine based on the metal framed linear rail model with no alterations accept metal version of extruder on bowden feed with E3d v6 which should not affect usability on the original as its the same motor and gear, using the standard 2mm pitch Z axis lead screws. while i was trying to set this up looking about i notice some of the firmware already out there had th