EU

one = peripheral.wrap("mfsu_1")
two = peripheral.wrap("mfsu_2")
thr = peripheral.wrap("mfsu_3")
fou = peripheral.wrap("mfsu_4")
fiv = peripheral.wrap("mfsu_5")
six = peripheral.wrap("mfsu_6")
sev = peripheral.wrap("mfsu_7")
eig = peripheral.wrap("mfsu_8")

local function all()
  one.getEUStored() +

  two.getEUStored() +

  thr.getEUStored() +

  fou.getEUStored() +

  fiv.getEUStored() +

  six.getEUStored() +

  sev.getEUStored() +

  eig.getEUStored()
end

while true do
  capacity = one.getEUCapacity()*8
  st = all()
  term.clear()
  term.setCursorPos(1,1)
  print("Stored: ".. st .." / ".. capacity)
  sleep(2)
end