Sensors
BIOMETRIC CAMERA FORCE & FLEX GPS LIGHT PROXIMITY RFID / NFC TEMPERATURE & HUMIDITY WEATHER
Installation and configuration of reef-pi, the open source reef tank controller, capable of automating AC equipment, DC pumps, LED lights and more
reef-pi Guide 1: Setup and Demonstration
15
Intermediate
Use the accelerometer on your Circuit Playground Express to detect movement
Make It Shake, Rattle, and Roll: Accelerometer Use
11
Beginner
Use a Crickit and Circuit Playground Express to heat or cool items.
Make It Hot or Cold
5
Beginner
This skull is keeping an eye on you...
HalloWing All-Seeing Skull
13
Beginner
Protect against intruders by building a security system for a cardboard smart home using Adafruit IO.
Adafruit IO Home: Security
32
Beginner
Help your compost THRIVE with this waterproof, Circuit Playground, powered smart compost machine
Compost Friend!
7
Intermediate
Build an internet-enabled environmental monitor to see what's in the air you breathe using Arduino or CircuitPython
Adafruit IO Environmental Monitor for Feather or Raspberry Pi
80
Intermediate
Send and receive messages using IR with your Circuit Playground Express!
Infrared Receive and Transmit with Circuit Playground Express
8
Beginner
Visualize your data in real time on your computer screen
Make It Plot
3
Beginner
Make hardware and interface with sensors super easy using CircuitPython
CircuitPython on Linux and Raspberry Pi
52
Intermediate
How to use a rotary encoder in your CircuitPython projects!
Rotary Encoder in CircuitPython
9
Beginner
Have lights react when something gets close. Useful or spooky? You decide.
Proximity Based Lighting
13
Intermediate
Allows your plants to let you know when they need a drink.
Soil Moisture Sensor with Circuit Playground Express and MakeCode
21
Beginner
A Python Programmable InfraRed USB Adapter
Adafruit pIRkey
7
Beginner
Keep an "eye" on things that are best stored at a specific temperature and/or relative humidity.
Storage humidity and temperature monitor
7
Beginner
Build a Raspberry Pi based wearable computer
PiGlass
27
Advanced
It's log, it's log, it's big, it's data, it's good!
Data Logging with Feather and CircuitPython
11
Beginner
Plot all the things!
Sensor Plotting with Mu and CircuitPython
34
Beginner
detect all the colors of the rainbow (except indigo)
Adafruit AS7262 6-channel Visible Light Sensor
9
Beginner
Nobody better touch your stuff when you've got it protected with a vibration switch and Gemma M0
Gemma M0 Vibration Sensor Motion Alarm
12
Beginner
Learn how to sense light using your micro:bit
micro:bit Lesson 4. Sensing Light
4
Beginner
A I2C-friendly version of those popular DHT sensors
Adafruit AM2320 Sensor
5
Beginner
Learn how to use the micro:bit's built-in accelerometer and magnetometer.
micro:bit Lesson 1. Using the Built-in Sensors
7
Beginner
How to use the MPL3115A2 barometric pressure sensor with CircuitPython
Using MPL3115A2 with CircuitPython
2
Beginner