WebserverSendjson

Android ⇐ (ethernet) ⇒ Arduino

by plus.google.com/+SidBradipao

an Android app with network support that connects to Arduino+Ethernet board programmed with basic webserver that provides real-time data in JSON format

DEMO on YouTube : http://youtu.be/0ggJLiD6sDA

Arduino WebserverSendjson sketch

• HARDWARE
  • Arduino Uno
  • Ethernet shield
• SOFTWARE
  • basic webserver implementation
  • connects to local network with DHCP
  • waits for requests at http://--ipaddress--/cantuina

Cantuina android app

• Scan local network to find Arduino server IP address
• Fetch data in JSON format from Arduino server
  • uses loopj/android-async-http library
  • https://github.com/loopj/android-async-http
• Show data on screen and add to sliding graph
  • uses com.echo.holographLibrary plus some tweaks
  • https://bitbucket.org/danielnadeau/holographlibrary/overview