信号接收器 原型

-- Open rednet on the modem side (adjust "left" as needed)
rednet.open("top")

print("Waiting for coordinate broadcasts...")

while true do
    local senderID, message, protocol = rednet.receive("coordBroadcast")

    if message and message.x and message.y and message.z then
        print("Received coordinates from computer " .. senderID .. ":")
        print("X: " .. message.x .. ", Y: " .. message.y .. ", Z: " .. message.z)
        -- Add any further processing of the coordinates here
    else
        print("Received invalid data from computer " .. senderID)
    end
end