local rs = require("component").redstone
local sides = require("sides")
local event = require("event")
local addr = 0

addrSide = sides.north
rdSide = sides.east
wrSide = sides.south

local ram = {}
for i = 0, 255 do
  ram[i] = 0
  -- print(ram[i])
end

local function redstoneUpdate(_, _, side)
  if side == addrSide then
    local input = rs.getBundledInput(addrSide)
    local total = 0
    for i = 0, 15 do
      if input[i] > 0 then
        input[i] = 1
      end
      io.write(input[i])
      total = total + (input[i] * (2^i))
    end
    addr = total
  end
end

while true do
  redstoneUpdate(event.pull("redstone_changed"))
end
-- event.listen("redstone_changed", redstoneUpdate)