1. SMART ENVIRONMENTAL CONTROL SYSTEM (S.E.C.S) John Ayers Tanner Ricks Jason Stange Jacqueline Ortiz An intelligent HVAC control system that efficiently controls airflow in an environment. Status Report # 4 Design Team # 4 10/08/2012

2. S.E.C.S. provides an efficient solution for environmental control systems for commercial and residential applications. Project Milestones Parts Acquisition 9/10/12 Parts Acquisition 9/10/12 Parts Testing 9/14/12 Circuit Integration 10/9/12 Software Design and Integration 10/18/12 Testing & Proof of Concept 11/15/12 1 2 3 4 5

3. COMPLETED TASKS Parts Acquisition Parts Acquisition  100% Parts have been ordered/received Phase 1 Phase 2 Phase 3 Phase 4 Circuit Design and Integration Circuit Design and Integration  100% Functionality of teensy with adapter & Xbee  100% Functionality of Temp Sensor with FE Teensy Software Design Software Design  50% Programming of all micro-controllers  100% Xbee Programming Debugging and Proof of Concept Debugging and Proof of Concept  N/A

4. COMPLETED TASKS  Second zone components in and tested  Wireless leg of comm network completed  Integration of temp-sensor and MC completed  Integration of libraries for vent control

5. ONGOING TASKS Parts Acquisition Parts Acquisition  Completed Phase 1 Phase 2 Phase 3 Phase 4 Circuit Design and Integration Circuit Design and Integration  Testing RFID tags range  Integration of communication for both zones Software Design Software Design  GUI Design  Control Algorithm writing and debugging Debugging and Proof of Concept Debugging and Proof of Concept  Design Concept

6. UPCOMING TASKS Parts Acquisition  Completed Phase 1 Phase 2 Phase 3 Phase 4 Circuit Design and Integration  Teensy to Teensy communication on front end Software Design  Communications protocol for control software  Initial communication testing between controller and front end devices Debugging and Proof of Concept  Finalizing parts decisions for POC build

7. BLOCK DIAGRAM

8. TASKS SCHEDULE