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* Setup
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#+BEGIN_SRC sh
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virtualenv --no-site-packages --distribute .env
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source .env/bin/activate
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pip install -r requirements.txt
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#+END_SRC
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* Connect to serial port
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#+BEGIN_SRC sh
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picocom /dev/ttyUSB0 -b115200
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#+END_SRC
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* Copying file
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#+BEGIN_SRC sh
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ampy --port /dev/ttyUSB0 put hcsr04.py
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#+END_SRC
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* Small card
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** Distance measuring
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*** HCSR04 Pins
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| Pin on component | Pin on card |
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|------------------+-------------|
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| Trig | D3 |
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| Echo | D4 |
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| Vcc | 5V |
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| GND | GND |
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*** Set up distance measuring
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#+begin_src python
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import main
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main.distance()
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#+end_src
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** Movement sensor
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*** Sensor pins
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| Pin on component | Pin on card |
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|------------------+-------------|
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| 5V | 5V |
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| GND | GND |
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| OUT | D2 |
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*** Set up movement sensor
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#+begin_src python
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import main
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main.movement()
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#+end_src
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