#!/usr/bin/env ruby

NOTE=0x20

for i in 0...128
    # set volume to zero

    putc 0x00
    putc 0xb8
    putc 0x07
    putc 0x00

    # note on
    putc 0x0f
    putc 0x98
    putc NOTE
    putc 0x7b

    # Set volume

    putc 0x00
    putc 0xb8
    putc 0x07
    putc i

    # delay
    putc 0x0f

    # note off

    putc 0x88
    putc NOTE
    putc 0x00
end

# end of track

putc 0x00
putc 0xff
putc 0x2f
putc 0x00