====== Connect or Not: Klub K4, Kersnikova, Ljubljana, February 2014 ======

{{http://emperors.kucjica.org/wp-content/uploads/2014/09/red-green-web.jpg?400}}

===== interaction scheme =====

{{::interaction-scheme-connectornot.png?nolink&400|}}

===== technical details =====

Scanners  + DMX shield + Arduino + Connect or Not Android app + laptop

==== hardware ====

  * 6 [[http://www.robe.cz/products/article/clubscan-250-ct|Robe ClubScan 250ct]] moving lights 
  * Arduino Uno
  * DMX shield by [[https://www.tindie.com/products/Conceptinetics/25kv-isolated-dmx-512-shield-for-arduino-rdm-capable-r2|Conceptinetics]]
  * laptop (Debian Wheezy) with built in wireless adapter Intel® Centrino® Advanced-N 6205 with Intel(R) Wireless WiFi driver for Linux, 3.11-2-amd64 (iwlwifi)
  * TP-Link TL-WR703N wireless router ([[http://downloads.openwrt.org/snapshots/trunk/ar71xx/generic/openwrt-ar71xx-generic-tl-wr2543-v1-squashfs-factory.bin|OpenWRT squashfs firmware]]) [[http://wiki.xinchejian.com/wiki/Install_OpenWRT_on_TPlink_WR703N|how to install]]
  * smartphone (tested with Samsung Galaxy S3, Android 4.0.4)
==== software ====

  * Arduino [[DMX-simple|DMX Simple]] library, customized
  * [[arduino-pd|arduino.pd]] 
  * puredata patch with OSC server and lights controls [[clubscan-pd|puredata patch using ClubScan moving lights]] 
  * to test the light spots only, use puredata test patch for [[dmx-eurolite-test-pd|DMX general test patch]] 
  * TP-link wireless AP [[tp-link-ap-configuration|configuration file]]


===== HOWTO =====

phone side:

  * download and install [[https://play.google.com/store/apps/details?id=net.lmag.connectornot|Connect or Not app from Google Playstore]]
  * enable OSC transmission (Menu>Enable OSC)
  * press the PLAY button to start counting and sending data
  * make sure you are connected to a wireless network (doesn't need to be online)

laptop side:

  * connect to the same WiFi network as the smartphone
  * make sure the ClubScan lights are correctly connected to the DMX shield (in series) and that the Arduino is connected to the laptop; check Arduino port and baudrate
  * start the [[clubscan-pd]] puredata patch

browse, talk, send sms's and upload data over the network. observe changes in light colour and speed of change