Adafruit Feather Huzzah Real-Time BART Display

A small device that uses Wi-Fi to query the BART API and display the next trains for your desired routes.

https://twitter.com/EmilyKager/status/938109723626283008

Main processor - Adafruit Feather Huzzah ($16.95 x 1 https://www.adafruit.com/product/2821)

Uses Wi-Fi

8 NeoPixel PCB ($5.95 x 1 https://www.adafruit.com/product/1426)

FeatherWing OLED - 128x32 OLED ($14.95 x 1 https://www.adafruit.com/product/2900)

1. Serial input
2. Single tactile button ($2.50 x 20, https://www.adafruit.com/product/367)

1. Powered via USB
2. Uses user serial input to choose 2 desired stations and directions
3. Uses Wi-Fi to query BART API
4. OLED displays BART Times and scrolls after 9 seconds
5. Queries API every 60 seconds for updated times
6. Button allows user to quickly scroll through stations
7. Long press button allows you to switch to your other tracked station

plus the added FeatherWing OLED on top of the Huzzah.

Image (and teaching) credit to Zach Radding