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Updated Bluetooth requirements and pygatt bug instructions #25

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Updated Bluetooth requirements and pygatt bug instructions #25

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10 changes: 6 additions & 4 deletions INSTRUCTIONS.md
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@ This workshop is intended for people with no or limited experience with Brain-Co

## Programming languages for the workshop exercises

This version of the workshop currently only supports **Python** 3. (The [original version](https://github.com/NeuroTechX/bci-workshop) also supports MATLAB and GNU Octave, but only works on Windows).
This version of the workshop currently only supports **Python 3**. (The [original version](https://github.com/NeuroTechX/bci-workshop) also supports MATLAB and GNU Octave, but only works on Windows).
Python is a very popular, multi-purpose powerful, free, open and simple to read scripting language.

## Supported operating systems
Expand All @@ -19,7 +19,8 @@ The [Muse 2016](http://www.choosemuse.com/research/) model is the best option fo

![muse_diagram](fig/muse.png?raw=true "The Muse EEG headband.")

If you are working on macOS or Windows, you will also need a BLED112 Bluetooth dongle.
If you are working on macOS or Windows, you will also need a BLED112 Bluetooth dongle. This workshop was tested on Bluegiga BLED112 Bluetooth® Low Energy Dongle and works well. Additionally, for Windows, you can also use [BlueMuse](https://github.com/kowalej/BlueMuse).


## A. Installation of software for the workshop

Expand Down Expand Up @@ -84,9 +85,10 @@ import pygatt
print(os.path.join(os.path.dirname(pygatt.__file__), 'backends', 'bgapi', 'bgapi.py'))
```

Then, add the following to line 191 of `bgapi.py` and save:
Then, as of this writing, add the following to line 202 of `bgapi.py`, or in between `self._ser.close()` and `self._open_serial_port()` and save:

```
time.sleep(.25)
time.sleep(1)
```

This should fix it!
Expand Down