Roger Theriault
Published © GPL3+

Alexa BBQ/Kitchen Thermometer with IoT Arduino and e-Paper

"Alexa, ask my thermometer to make yogurt." No fiddling with thermometer settings, Alexa can do it for you.

AdvancedFull instructions provided6 hours2,616
Alexa BBQ/Kitchen Thermometer with IoT Arduino and e-Paper

Things used in this project

Hardware components

Arduino UNO & Genuino UNO
Arduino UNO & Genuino UNO
Or any Arduino that supports slave I2C mode
×1
Adafruit Feather HUZZAH with ESP8266 WiFi
Adafruit Feather HUZZAH with ESP8266 WiFi
Or any ESP8266 development board
×1
e-paper display
I used the WaveShare 1.54" b/w display
×1
Buzzer
Buzzer
2.5-5v piezo buzzer
×1
Breadboard (generic)
Breadboard (generic)
×1
Resistor 4.75k ohm
Resistor 4.75k ohm
×1
Resistor 100 ohm
Resistor 100 ohm
×1
Resistor 10k ohm
Resistor 10k ohm
×1
Jumper wires (generic)
Jumper wires (generic)
×1
M3 Cap Head Screws
OpenBuilds M3 Cap Head Screws
×1
Adafruit 3.5mm stereo plug
×1
Adafruit panel mount 3.5mm stereo jack
×1
12mm momentary push button, panel mount
×1
Arduino RGB smart led 8 pixels ring
×1
Adafruit Waterproof DS18B20 Digital temperature sensor
Adafruit Waterproof DS18B20 Digital temperature sensor
×1

Software apps and online services

Arduino IDE
Arduino IDE
Required to build the code for the device - latest version recommended
Alexa Skills Kit
Amazon Alexa Alexa Skills Kit
Required to build the Alexa Skill
AWS Lambda
Amazon Web Services AWS Lambda
AWS IoT
Amazon Web Services AWS IoT
AWS DynamoDB
Amazon Web Services AWS DynamoDB
AWS IAM
Amazon Web Services AWS IAM
AWS S3
Amazon Web Services AWS S3

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)

Story

Read more

Custom parts and enclosures

CorelDraw acrylic prototype base and panel

Laser cut this for your own prototype

DXF laser template

If you don't have CorelDraw, you can import this DXF for laser cutting or 3D printing the base and panel. Dimensions are all in millimeters.

Schematics

Breadboard schematic

This shows how to connect the parts for the thermometer
Fritzing breadboard wilduylpnz

Code

Thing Thermometer

Complete project source code for the Alexa Skill and Arduino IDE

Credits

Roger Theriault

Roger Theriault

1 project • 2 followers
Hi, I'm a software architect, previously at Hearst, Forbes, True/Slant, Motorola and Epic Data.

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