minecraft_cart_departure_sannyo_shinkansen_ver

local speaker = peripheral.find("speaker")

local function PlaySound(pitch, onpu)
    speaker.playNote("harp", 3, pitch)
    sleep(2 / onpu)
end

while true do
    if redstone.getInput("left") or redstone.getInput("right") then
        PlaySound(10, 4)
        PlaySound(10, 8)
        PlaySound(11, 8)
        PlaySound(13, 4)
        PlaySound(6, 4)

        PlaySound(15, 4)
        PlaySound(13, 8)
        PlaySound(11, 8)
        PlaySound(13, 4)
        PlaySound(10, 4)

        PlaySound(11, 4)
        PlaySound(10, 8)
        PlaySound(8, 8)
        PlaySound(10, 4)
        PlaySound(6, 4)

        PlaySound(3, 8)
        PlaySound(6, 8)
        PlaySound(5, 8)
        PlaySound(8, 8)
        PlaySound(6, 2)

        while redstone.getInput("left") or redstone.getInput("right") do
            sleep(0.5)
        end
    end
    sleep(0.5)
end