3 Make sure you download the binary file and not the HTML page.
5 Click the file you want, then click the View Raw button to get the raw binary file.
7 Flashing the HTML will mean the leds will not flash :)
9 the firmware-cnc.bin is a build for CNC using a new pendant style LCD display, requires a graphic LCD it also excludes modules required for 3D printing like temperature control and extruders etc. It also uses $H to home as G28 is used to park in real GCode.