function RefAllHome()
    mc.mcAxisDerefAll(inst)  --Just to turn off all ref leds
	mc.mcAxisHomeAll(inst)
	coroutine.yield()
	mc.mcAxisSetPos(inst, 0, -0.66)
	mc.mcAxisSetPos(inst, 1, 0.00)
	mc.mcAxisSetPos(inst, 2, 4.75)
	mc.mcAxisSetPos(inst, 3, 0.00)
    
	mc.mcCntlGcodeExecute(inst, "G0 x0 y.5 Z4.5 A180")
		
	
	mc.mcAxisSetPos(inst, 3, 0.00)
	
	coroutine.resume()
    wx.wxMessageBox('Referencing is complete')
end