{"title":"Adafruit 7-Segment LED Matrix Backpack","handle":"adafruit-7-segment-led-matrix-backpack","url":"/products/adafruit-7-segment-led-matrix-backpack","description":"Drive 4-digit 0.56\" tall 7-segment displays with ease using this HT16K33-based I2C backpack. The driver handles all LED multiplexing over I2C, keeping your wiring simple — just two data pins for full numeric display with decimal points and colon.\n\nThe backpack is stackable with address jumpers on the back, allowing up to 8 units on the same two I2C wires. Pair it with any of the 0.56\" 7-segment displays we stock for a compact, easy-to-read numeric output.\n\nKey Features\n\n\nHT16K33 I2C LED Driver – Simple I2C control with no additional pins required\n\nStackable – Address jumpers allow up to 8 backpacks on the same I2C bus\n\nFor 0.56\" 4-Digit 7-Segment Displays – Supports decimal points and colon\n\nArduino and CircuitPython Support – Ready-to-use LED Backpack library\n\n\nIdeal For\n\nClocks and timers\nSensor readouts and counters\nScore displays and dashboards\nAny project needing a simple numeric display\n\n\nPackage Contents\n\n1× Adafruit 7-Segment LED Matrix Backpack (assembled and tested)\n1× 4-pin header\n\n\n\nImportant: A 0.56\" 4-digit 7-segment display is not included. This backpack is only guaranteed to work with the 0.56\" 7-segment displays we stock — third-party displays may not be compatible. Soldering is required to attach the header and display.\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":5680,"title":"Default Title","sku":"AF-877","price":14.32,"on_sale":false,"in_stock":true,"available_quantity":100,"option1":"Default Title"}]}