1. Prototyping Home Automation Concepts
Class 1: Home Automation Basics
December 12, Don Wilcher

2. Home Automation Basics
Topics
State of Home Automation
Example Systems and Devices
Hands-On Project: Pushbutton Switch and Buzzer, GrovePi+ Introduction

3. The State of Home Automation
By 2022, a typical family home could contain more than 500 smart devices.
A rise in the level of excitement about the smart home:
a) millennials (79%)
b) parents (76%)
c) 50% of the overall population excited about the technology
Source: Icontrol State of the Smart Home 2015 report.

4. The State of Home Automation…
Home monitoring cameras and connected door locks are the among the most popular devices consider.
a) a burglary takes place every 14.1 second in the US
b) break-ins are through the front or back doors
Heating and cooling accounting for 48% of energy use in a typical home:
Thermostats topped the list of the most popular products in 2015.
Source: Icontrol State of the Smart Home 2015 report.

5. Question 1
What population group has the highest percentage rating based on smart home excitement?

6. Example Systems and Devices
Wink Relay
A touch screen control panel
Install it in place of a standard light switch
Create a common center for a variety of smart products

7. Question 2
Name the two most popular devices considered for smart homes.

8. Example Systems and Devices…
Wink Relay
Works with third party experiences like Uber, FitBit, and IFTTT(If This Then That)

9. Example Systems and Devices…
Schlage Deadbolt Locks

10. Question 3
The Wink Relay can be considered as _______ for home automation.
an electromechanical switching device
a common center for a variety of smart products
a smartphone
None of the above

11. Example Systems and Devices…
Nest Thermostat

12. Example Systems and Devices…
Apple Homekit

13. Example Systems and Devices…
Chamberlain Garage Door Opener

14. Example Systems and Devices…
AT&T Digital Life

15. Hands-On Project:
GrovePi+: Pushbutton Switch and Buzzer-Alarm

16. Hands-On Project GrovePi+: Pushbutton Switch and Buzzer-Alarm
Project Objectives:
Learn about the GrovePi+ Shield Architecture
a) Review of the circuit schematic diagram
b) Review of electrical connectors and ports
Build a pushbutton switch actuated buzzer-alarm

17. Hands-On Project…
GrovePi+ Shield: Partial Circuit Schematic

18. Question 4
What two pin designators allow the Raspberry Pi to communicate with GrovePi+’s Atmega328p microcontroller?

19. Hands-On Project… Source:

20. Hands-On Project… Source:

21. Hands-On Project… GrovePi+ Shield: Electrical Connectors
Circuit Schematic Diagram

22. Hands-On Project…
Pushbutton Switch and Buzzer-Alarm Block Diagram

23. Hands-On Project: Pushbutton Switch and Buzzer-Alarm Parts:
GrovePi+ Board & Raspberry Pi
Piezo-Buzzer and 4 Conductor Jumper wire
Pushbutton Switch and 4 Conductor Jumper wire

24. Hands-On Project…
Pushbutton Switch and Buzzer-Alarm Wiring Diagram

25. Hands-On Project…
Project Build Complete

26. Hands-On Project…
Button and Buzzer Python Code

27. Hands-On Project… https://github.com/DexterInd/GrovePi
Button and Buzzer Python Code can be obtained from Dexter Industries github site:

28. Question 5
In the Button and Buzzer.py code, there a two lines of instruction that can be enable to print the state of the Piezo Buzzer. Identify these two lines of instruction.

29. Hands-On Project…
Open LXTerminal on the Raspberry Pi desktop and type the following directory and file commands to run the Python Button and Buzzer code.

30. Hands-On Project…
Congratulations!