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MIT License | ||
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Copyright 漏 2019 Alexander L. Hayes | ||
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Permission is hereby granted, free of charge, to any person obtaining a copy | ||
of this software and associated documentation files (the "Software"), to deal | ||
in the Software without restriction, including without limitation the rights | ||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
copies of the Software, and to permit persons to whom the Software is | ||
furnished to do so, subject to the following conditions: | ||
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The above copyright notice and this permission notice shall be included in all | ||
copies or substantial portions of the Software. | ||
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
SOFTWARE. |
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.. raw:: html | ||
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<p align="center"> | ||
<h1 align="center">How Hot is the IU School of Informatics? A Temperature Sensing Study</h1> | ||
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<h3 align="center">馃敟馃敟馃敟</h3> | ||
</p> | ||
<p align="center"> | ||
<img src="https://github.com/batflyer/Informatics-Temperature-Study/blob/master/docs/image/redboard/redboard.jpg" width="50%" /> | ||
</p> | ||
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What are some of the challenges of sensing temperature in both indoor and | ||
outdoor environments? We will attempt to peer into some of the challenges | ||
over the next five steps. Each step will involve recording the temperature | ||
while either performing an activity or going to a location around the Informatics Building. | ||
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This short study was proposed by Rob M. Long for a Methods Activity as part of | ||
`Professor James Clawson's <https://jamesclawson.com/>`_ *"Field Deployments"* | ||
course. | ||
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Instructions | ||
------------ | ||
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**First Run:** | ||
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Manually record the start and end time for each event. | ||
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1. *ProHealth Office:* | ||
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* Let the sensor collect data for five minutes while sitting at your desk. | ||
* Copy and paste your data. | ||
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2. *Outside:* | ||
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* Exit Informatics East through the north-east connector space door. | ||
* Walk around the building (moving left through the parking lot) and stop in the courtyard. | ||
* Sit at a bench for three minutes. | ||
* Walk inside, stop recording, and copy and paste your data. | ||
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3. *A Classroom:* | ||
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* Find an empty classroom. Record the room temperature for one minute. | ||
* Turn off the lights in the room for two minutes. | ||
* Turn the lights back on and continue recording for one more minute. | ||
* Stop recording, copy and paste your data. | ||
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4. *The Break Room:* | ||
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* Turn on the sensor and record for one minute. | ||
* Place the sensor inside the fridge (or freezer) for three minutes. | ||
* Remove the sensor, copy and paste your data. | ||
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5. *The Random Walk:* | ||
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* Start recording from the Informatics East Lobby. | ||
* Walk around the building for about five minutes, record where you go. | ||
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**Second Run:** | ||
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Repeat steps 2 & 3. This time: increase the delay time to ten seconds. | ||
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.. code-block:: C | ||
void loop() { | ||
// --snip-- | ||
delay(10000); | ||
startTime += 10; | ||
} | ||
Methods | ||
------- | ||
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This activity requires a | ||
`"SparkFun Digital Temperature Sensor Breakout TMP102" <https://www.sparkfun.com/products/13314>`_ | ||
for measuring temperature, a `"SparkFun RedBoard" <https://www.sparkfun.com/products/13975>`_, | ||
a breadboard, and a five wires. | ||
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One limitation is that all results are printed to the Serial Monitor. This | ||
means that a laptop will need to be carried to provide power and collect | ||
results. | ||
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The following schematic shows how to wire the sensor to the board. | ||
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.. raw:: html | ||
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<img src="https://github.com/batflyer/Informatics-Temperature-Study/blob/master/docs/svg/schematic.svg?sanitize=true" /> | ||
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The wires do not need to be the exact same colors. The labels are included so | ||
they can match the colors used here: | ||
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.. raw:: html | ||
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<p align="center"> | ||
<img width="40%" src="https://github.com/batflyer/Informatics-Temperature-Study/blob/master/docs/image/redboard/board.jpg" /> <img width="40%" src="https://github.com/batflyer/Informatics-Temperature-Study/blob/master/docs/image/redboard/sensor.jpg" /> | ||
</p> | ||
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Results | ||
------- | ||
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Data are contained in the ``data/`` directory, split into ``data1.txt`` and | ||
``data2.txt``. The first contains steps 1-5, and the second contains steps | ||
2-3 when they were repeated with higher delay time. | ||
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``data1.txt`` uses a 2-second delay time. ``data2.txt`` uses a 10-second | ||
delay time. | ||
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``src/plot_data.py`` can be used to plot temperature vs. an integer. | ||
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* The integers displayed on the x-axis represent the number of seconds after | ||
``12:00:02`` for the first set, and the number of seconds after ``12:31:30`` | ||
for the second set. | ||
* Since the temperatures and the dynamics were more of interest than the | ||
actual times, the timestamps are left in the raw form. | ||
* The y-axis represents the temperature in degrees Fahrenheit, and the label | ||
specifies which activity the temperatures correspond to. | ||
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.. raw:: html | ||
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<p align="center"> | ||
<img src="https://github.com/batflyer/Informatics-Temperature-Study/blob/master/docs/image/temperature_graphs.png" /> | ||
</p> |
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