I2C/SPI LCD Backpack by lady ada published August 27, 2012, last edited January 24, 2025 last major update February 24, 2023 posted in Adafruit Products Arduino Compatibles CircuitPython LCDs & Displays/ Graphic LCDs STEMMA Save New Favorite × Please sign in to include this guide in your list of favorites. You will be redirected back to this guide once you sign in, and can then save this guide as one of your favorites. Download Overview Pinouts Which LCD to Use? Assembly Arduino I2C Use Arduino SPI Use Python & CircuitPython Python Docs Downloads Single page Feedback? Corrections? Primary Products Your browser does not support the video tag. i2c / SPI character LCD backpack - STEMMA QT / Qwiic $9.95 Add to Cart Featured Products view all Standard LCD 20x4 + extras $17.95 Add to Cart Standard LCD 16x2 + extras $9.95 Add to Cart Your browser does not support the video tag. i2c / SPI character LCD backpack - STEMMA QT / Qwiic $9.95 Add to Cart 63 Beginner Product guide Downloads MCP23008 Datasheet EagleCAD PCB Files on GitHub Original Fritzing object available in the Adafruit Fritzing Library STEMMA QT Fritzing object in the Adafruit Fritzing Library STEMMA QT Schematic and Fab Print Original Schematic and Fab Print Page last edited March 08, 2024 Text editor powered by tinymce. Python & CircuitPython