repère

local sides = {"left", "right", "top", "bottom", "front", "back"}

for _, side in ipairs(sides) do
    local device = peripheral.wrap(side)
    if device then
        print("Périphérique sur " .. side .. ": " .. peripheral.getType(side))
    else
        print("Aucun périphérique sur " .. side)
    end
end