NCController-CC

local input = "front"
local ctrl
for _, n in pairs(peripheral.getNames()) do
    if peripheral.getType(n) == "nuclearcraft:fission_controller_new" then
        ctrl = n
    end
end

while true do
    local manual_control = rs.getInput(input)
    local energy = peripheral.call(ctrl, "getEnergyStored") / peripheral.call(ctrl, "getEnergyCapacity")
    local enable = energy < 0.5 and manual_control
    print(os.date "%H:%M:%S", energy, manual_control, enable)
    rs.setOutput(ctrl, enable)
    sleep(2)
end