Qwiic Differential I2C Bus Extender (PCA9615) Hookup Guide
Contributors:
Joel_E_B,
Alex the Giant
Resources and Going Further
Now that you've successfully got your differential I2C breakout up and running, it's time to incorporate it into your own project!
For more on the differential I²C breakout, check out the links below:
- Schematic (PDF)
- Eagle Files (ZIP)
- PCA9615 Datasheet (PDF)
- Qwiic Landing Page
- GitHub Repo
- SFE Product Showcase: Differential I2C Breakout
For more information related to I²C over long distances, check out the resources below:
- An Introduction to I²C Over Long Wires
- An Introduction to Differential I²C
- Differential I²C Application Note - AN10710 (PDF)
- One mile long I²C communication (PDF)
Need some inspiration for your next project? Check out some of these related tutorials:
Temperature Sensor Comparison
A comparison of analog and digital temperature sensors. Which is better?
Qwiic Ultrasonic Distance Sensor (HC-SR04) Hookup Guide
Get started with the Qwiic Ultrasonic Distance Sensor!
MicroMod Asset Tracker Carrier Board Hookup Guide
Get started with the SparkFun MicroMod Asset Tracker Carrier Board following this Hookup Guide. The Asset Tracker uses the u-blox SARA-R510M8S LTE-M / NB-IoT module to provide a host of data communication options.
Air Quality Sensor - SGP40 (Qwiic) Hookup Guide
Get started measuring indoor air quality with the SparkFun Air Quality Sensor - SGP40 (Qwiic) Hookup Guide.