<commit_before># breadboard

Breadboard schematics to make an indoor air quality monitor with the most important sensors.

<p align="center">
  <img src="breadboard-iaq.png"/>
  <br/>
  Indoor Air Quality Monitor Breadboard.
</p>

# protoboard

<p align="center">
  <img src="proto-iaq-side.jpg"/>
  <br/>
  Indoor Air Quality Monitor Protoboard Side View
</p>

<p align="center">
  <img src="proto-iaq-top.jpg"/>
  <br/>
  Indoor Air Quality Monitor Protoboard Top View
</p>

### Parts List
|Part                                        |Source  |Price   |Qty  |
|--------------------------------------------|--------|--------|-----|
|Spark Core                                  |AF      |$40     |     |
|(alternatively new Spark Photon = $20)      |        | -      |     |
|Adafruit Perma-Proto Full Size breadboard   |AF      |$6.50   |     |
|Micro USB B Female Breakout Board	         |EB      |$3      |     |
|Figaro SR6 Socket                           |FI      |$6.50   |2    |
|(alternatively Figaro SR7 Socket = $1.50)   |        | -      |     |
|RGB LED                                     |        | -      |     |
|4-pin 2.54mm Pitch Female Single Row Header |EB      | -      |     |
|12-pin 2.54mm Pitch Female Single Row Header|EB      | -      |2    |
|Grove Universal 4-pin connector             |SS      | -      |     |
|1K resistor                                 |        | -      |4    |
|10K resistor                                |        | -      |     |
|4.7K resistor                               |        | -      |     |
|Assorted 22 AWG solid jumper wire           |        | -      |     |
|2.1A USB Wall Charger                       |EB      |$2      |     |

### Sensors
|Name               |Type                   |Source  |Price   |
|-------------------|-----------------------|--------|--------|
|Figaro TGS2602     |VOCs / Sewer Gas       |AE      |$6.50   |
|WSP2110            |Formaldehyde           |AE      |$15     |
|Grove Dust Sensor  |Dust                   |SS      |$16     |
|DHT22              |Temperature / Humidity |AE      |$3.50   |

<i>AF = Adafruit EB = Ebay FI = Figaro  AE = AliExpress  SS = Seeedstudio
</i>

### Files
|File                        |Description                                                              |
|----------------------------|-------------------------------------------------------------------------|<commit_msg>Mark optional items<commit_after># breadboard

Breadboard schematics to make an indoor air quality monitor with the most important sensors.

<p align="center">
  <img src="breadboard-iaq.png"/>
  <br/>
  Indoor Air Quality Monitor Breadboard.
</p>

# protoboard

<p align="center">
  <img src="proto-iaq-side.jpg"/>
  <br/>
  Indoor Air Quality Monitor Protoboard Side View
</p>

<p align="center">
  <img src="proto-iaq-top.jpg"/>
  <br/>
  Indoor Air Quality Monitor Protoboard Top View
</p>

### Parts List
|Part                                        |Source  |Price   |Qty  |Note       |
|--------------------------------------------|--------|--------|-----|-----------|
|Spark Core                                  |AF      |$40     |     |           |
|*(alternatively new Spark Photon = $20)*    |        | -      |     |           |
|Adafruit Perma-Proto Full Size breadboard   |AF      |$6.50   |     |           |
|Micro USB B Female Breakout Board	         |EB      |$3      |     |           |
|Figaro SR6 Socket                           |FI      |$6.50   |2    |(optional) |
|*(alternatively Figaro SR7 Socket = $1.50)* |        | -      |     |           |
|RGB LED                                     |        | -      |     |           |
|4-pin 2.54mm Pitch Female Single Row Header |EB      | -      |     |(optional) |
|12-pin 2.54mm Pitch Female Single Row Header|EB      | -      |2    |           |
|Grove Universal 4-pin connector             |SS      | -      |     |(optional) |
|1K resistor                                 |        | -      |4    |           |
|10K resistor                                |        | -      |     |           |
|4.7K resistor                               |        | -      |     |           |
|Assorted 22 AWG solid jumper wire           |        | -      |     |           |
|2.1A USB Wall Charger                       |EB      |$2      |     |           |

<i>Optional items - can solder components directly instead</i>

### Sensors
|Name               |Type                   |Source  |Price   |
|-------------------|-----------------------|--------|--------|
|Figaro TGS2602     |VOCs / Sewer Gas       |AE      |$6.50   |
|WSP2110            |Formaldehyde           |AE      |$15     |
|Grove Dust Sensor  |Dust                   |SS      |$16     |
|DHT22              |Temperature / Humidity |AE      |$3.50   |

``AF = Adafruit    EB = Ebay    FI = Figaro    AE = AliExpress    SS = Seeedstudio``

### Files
|File                        |Description                                                              |
|----------------------------|-------------------------------------------------------------------------|
{'fraction_non_alphanumeric': 0.19375736160188456, 'fraction_numerical': 0.023164507263447192, 'mean_word_length': 0.87523003312477, 'pattern_counts': {'":': 0, '<': 31, '<?xml version=': 0, '>': 31, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 30, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '5859560', 'n_tokens_mistral': 1507, 'n_tokens_neox': 1361, 'n_words': 368}