Automated Home ControlAutomated Home Control

Nick AtkinsonMatt MajeikaUngku Afiq Ungku Farid

Sponsor: Terry Slattery (Netcordia)

12/4/2007 1

12/4/2007 2

12/4/2007 3

Project ScheduleProject Schedule

12/4/2007 4

30-Nov-07 Group Meeting - Digi Technical Support

2-Dec-07 Group Meeting - Power Supply

4-Dec-07 Group Meeting

6-Dec-07 Group Meeting

6-Dec-07 Sponsor Meeting

9-Dec-07 Group Meeting

13-Dec-07 Final Sponsor Meeting

Network-Managed Network-Managed ThermostatThermostatPrimary focus thus far

12/4/2007 5

Power Supply CircuitPower Supply Circuit24VAC from HVAC

9VDC regulator for PIC

3.3VDC regulator for Digi

Design adapted from Bonitron project

12/4/2007 6

Power Supply CircuitPower Supply Circuit(insert schematic)

12/4/2007 7

Digi ControllerDigi ControllerUnable to load startup program

Contacted technical support

Research – learning more about the controller

Pin limitations

12/4/2007 8

PIC ControllerPIC ControllerConcerned with size and pin

consumption

Impractical

12/4/2007 9

LinuxLinuxObtained linux OS and installed

on PC

Scheduled meeting with Brian Turnbull

Software help

12/4/2007 10

Current ProgressCurrent ProgressPower supply circuit has been

improved through the use of the Bonitron signal conversion circuit

In communication with technical support regarding the Digi controller

12/4/2007 11