/products/raspberry-pi/b/blog/posts/concept-layoutOk, so I&#39;ve attempted to do a layout/flowchart of the project I&#39;m working on. I&#39;ve printed it in PDF format hoping to make it more visible. I don&#39;t know if this clears up my though process or not, but... I&#39;m thinking, use the Arduino to sca...en-USTelligent Community 12https://community.element14.com/products/raspberry-pi/b/blog/posts/concept-layoutSun, 29 Mar 2015 11:39:47 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:d04ced66-7c4f-49bf-8045-f137e7237726clem570<p>You can get a raspberry Pi with RFID reader for each room you are fine with wireless USB each. They can collect and send the data to a master Pi to record the data in SQL database. No Ardiuno needed.</p><img src="https://community.element14.com/aggbug?PostID=20319&AppID=86&AppType=Weblog&ContentType=0" width="1" height="1">