term.clear()
term.setCursorPos(1,1)
local pressedKey = nil
local pressedChar = nil

function key()
  pressedKey = {os.pullEvent("key")}
end

function char()
  pressedChar = {os.pullEvent("char")}
end

while true do
  pressedKey = {}
  pressedChar = {}
  parallel.waitForAny(key, char)
  if pressedChar[1] then
    print("char: "..pressedChar[2])
  elseif pressedKey[1] then
    print("key: "..pressedKey[2])
  end
end