SMS for Orange Pi and Raspberry Pi

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Knudt designed this board to connect an inexpensive dual-band GSM module with to an Orange Pi or Raspberry Pi:

SMS for Orange Pi / Raspberry Pi

The config files and EAGLE design files can be downloaded from the Hackaday.io project:

Screenshot at 2016-10-27 07-09-36.png

SMS for Orange Pi and Raspberry Pi

PiAQ: Open Source Indoor Air Quality Sensor

UPDATE 2016-10-24: Dave Conroy of CRT Labs will present the PiAQ tonight at Chicago hackerspace Pumping Station: One

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National Association of Realtors’ CRT Labs in Chicago has developed a Raspberry Pi HAT to make information about the air people are breathing more accessible:

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The PiAQ

Open Source Indoor Air Quality Sensor for Raspberry Pi

Measurement Points:

  • Temperature (SHT31)
  • Relative Humidity (SHT31)
  • VOC (Volatile Organic Compounds) (IAQ Core)
  • Derived CO2 (IAQ Core)
  • Barometric Pressure (MPL3115A2)
  • Light Intensity (TSL2561)
  • CO Concentration (MiCS-4154)
  • NO2 Concentration (MiCS-4154)
  • Sound Intensity (ADMP401)

v0-3_prototype

Connectivity:

  • FSK (RFM69HW 433/915MHz)
  • WiFi (Particle Photon)
  • Cellular (Particle Electron) (Coming soon)
  • LoRa (Coming Soon)

Authors and Contributors

Schematics and Eagle CAD Files are on GitHub:

github NationalAssociationOfRealtors/PiAQ

CRTLabs has shared the board on OSH Park:

PiAQ HAT

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Order from OSH Park

PiAQ: Open Source Indoor Air Quality Sensor

ATtiny Keychain Arcade

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Ilya Titov created this adorable, tiny keychain arcade kit:

ATtiny Arcade keychain game kit

ATtiny Arcade is a little game made using Atmel Attiny85 microcontroller and an OLED screen. The kit is a great hobby project that requires assembly with a soldering iron.

Kit contains:

  • Atmel Attiny85 microchip
  • DIP8 socket for the Attiny85
  • 2x pushbuttons
  • 2x pullup resistors
  • SSD1306 OLED screen 128×64 pixels
  • CR2032 battery holder
  • Piezo buzzer
  • Purple PCB manufactured by OSH Park
  • FDM ABS 3D printed case

Available games:

  • Breakout
  • Oroboros
  • UFO Escape
ATtiny Keychain Arcade

3.3V Is Not Enough for This Raspberry Pi Zero — Hackaday

A Raspberry Pi Zero is down to a price and size where it’s just begging to be integrated into your projects. Unless, that is, if your project involves a lot of 5 V equipment. Then it’s just begging to be fried. [David Brown] solved this problem by breaking out pins with level converters. He used…

via 3.3V Is Not Enough for This Raspberry Pi Zero — Hackaday

3.3V Is Not Enough for This Raspberry Pi Zero — Hackaday

Hackaday in Portland this Week for Open Hardware Summit

We’ve been trying fit in a tour of the Pacific Northwest for a couple of years now. This week is a perfect excuse. Hackaday is proud to sponsor the Open Hardware Summit which will be held in Portland this Friday! Hackaday believes in the free and open sharing of information and ideas. Open Hardware has…

via Hackaday in Portland this Week for Open Hardware Summit — Hackaday

Hackaday in Portland this Week for Open Hardware Summit

Creating A PCB In Everything: Eagle DRC and Gerber Files — Hackaday

For the next post in the Creating A PCB series, we’re going to continue our explorations of Eagle. In Part 1, I went over how to create a part from scratch in Eagle. In Part 2, we used this part to create the small example board from the Introduction. This time around I’ll be going over Design […]

via Creating A PCB In Everything: Eagle DRC and Gerber Files — Hackaday

Creating A PCB In Everything: Eagle DRC and Gerber Files — Hackaday

Portland Mini Maker Faire recap

Portland Mini Maker Faire made for a fantastic weekend at OMSI earlier this month.  We’ve shared our favorite photos of the fun.

Thanks to everyone that visited our booth.   It’s wonderful to meet our customers in person and hear about their projects!

Sergey Kiselev and his son stopped by our booth to show us projects they’ve created including this Intel Quark environmental sensors board.

People enjoyed seeing our full PCB panels in person and learning more about the manufacturing process.  We’ll also have them on display at our open house on Open Hardware Summit eve next week.

Low Voltage Labs had a bunch of fun easy-to-solder kits:

Mark Keppinger created this blinky board kit for people to learn to solder at the faire:

Visit our photo album for more!

Portland Mini Maker Faire recap