How to make

Bottled Circuit “Massege in a Bottle”

Bottled Circuit “Message in a Bottle”

  1. System diagram


  2. Bottled Circuit
    1. Controller: ESP-WROOM-02 (ESP-8266 core)
      modified StandardFirmataWiFi running
      connect to Raspberry Pi 3 WiFi access point
    2. LED-Driver: Adafruit HT16K33 (I2C interface)
    3. LED-Matrix: home made (built in a bottle)




      Adafruit HT16K33


      home made LED Matrix

  3. Raspberry Pi 3
    1. Message handring: Node.js, Johnny-five, Twitter-API
    2. Wifi access point: hostapd running
    3. Local Control webpage
      local_control_webpagemessage transfer to Bottled Circuit:  using johnny-five’s “sendstring” method
      I’m going to upload this system to Github as soon as possible.
  4. Smartphone
    1. Internet Link: 4G / 3G , USB or Bluetooth tethering

Bottled Circuit making movie

The “Bottle Circuits” got Red-Ribbon and Blue-Ribbons.
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