Teensy WiFi weather logging badge

Weather WiFi logging badge with Teensy 3.2, ESP8266, 128x32 OLED and BME280 sensor

OSH Park blog post

• Teensy WiFi Weather Logger

Bill of Materials

• Teensy 3.2 (OSH Park Edition)
• ESP-01 module (ESP8266 SoC)
• Adafruit I2C OLED (128x32)
• Adafruit I2C BME280 (temp/hum/press)
• 10K Ohm through-hole resistor

OSH Park Shared Project

• Teensy WiFi weather logging badge
  • This is what was ordered and tested
  • File: teensyi2c.kicad_pcb
  • Commit: [7003174]

Schematic

Firmware

• Developed with Arduino 1.6.8 with Teensyduino 1.28 on Intel x88 64-bit desktop running Debian GNU/Linux
• Libraries
  • SparkFun_ESP8266_AT_Arduino_Library fork
    • [b54b7ef] Hard coded fix to use Serial2 as connection to ESP8266
    • TODO: submit a pull request to SparkFun with more general fix
  • Adafruit BME280 v1.0.4: Adafruit_BME280_Library
  • Adafruit Unified Sensor v1.0.2: Adafruit_Unified_Sensor
  • Adafruit SSD1306 v1.1.0: Adafruit_SSD1306
  • Adafruit GFX v1.1.5: Adafruit_GFX

Data:

• Adafruit.io dashboard

Videos

• Teensy WiFi Weather Logger
• Teensy WiFi Weather Logger (short demo)

Photos

• Google Photos album
• images dir

License

This project released under the CERN Open Hardware v1.2 License

Note: teensy-wifi-weather-logger.ino contains code based on:

• Capacitive sensors with the Teensy 3.0
• SSD1306 display code based on example by Paul Stoffregen
• SparkFun ESP8266 AT library - Phant Posting Example by Jim Lindblom @ SparkFun Electronics

Contact

• Drew Fustini <drew@oshpark.com>