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   "cell_type": "markdown",
   "id": "23070ca4-55cc-4a58-97d5-cb2fcb9c30a2",
   "metadata": {},
   "source": [
    "# todo \n",
    "modify the tree print out to show the dots and dashes \n",
    "take a user input in morse code, and use the binary tree to decode the message one character at a time\n",
    "translate the dot dash signals into other forms of pulsations: LED light, sound to be sent out via radio signal, ?FSK (written on the code memo)\n",
    "would be nice to emphasize the traversal aspect, can it be displayed / heard - traversing to the dot! traversing to the dash! make it procedural -> maybe console can be helpful "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "6ca5a800-4180-43bc-9a1c-ba260b9f207a",
   "metadata": {},
   "outputs": [],
   "source": [
    "# reference project\n",
    "# https://microbit-micropython.readthedocs.io/en/latest/tutorials/radio.html\n",
    "# https://new.pythonforengineers.com/blog/audio-and-digital-signal-processingdsp-in-python/"
   ]
  }
 ],
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