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Adafruit - 2038 - 2038 - LED Lighting, 16 X 8 LED Matrix, White, Round, 1.2" Width, I2C

  • MFR SKU: 2038
  • ITEM #: 11465466
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ITEM #: 11465466
Product Overview

White LED Matrix Kit Matrices like the are 'multiplexed' - so to control 64 LEDs you need 16 pins and to control 128 LEDs, you'd need 24 pins. That's a lot of pins, and there are driver chips like the MAX7219 that can control a matrix for you but there's a lot of wiring to set up and they take up a ton of space. Wouldn't it be awesome if you could control two matrices without tons of wiring? That's where this lovely 16x8 LED matrix backpack comes in. The backpack...
ITEM #: 11465466
Product Overview

White LED Matrix Kit Matrices like the are 'multiplexed' - so to control 64 LEDs you need 16 pins and to control 128 LEDs, you'd need 24 pins. That's a lot of pins, and there are driver chips like the MAX7219 that can control a matrix for you but there's a lot of wiring to set up and they take up a ton of space. Wouldn't it be awesome if you could control two matrices without tons of wiring? That's where this lovely 16x8 LED matrix backpack comes in. The backpack uses a HT16K33 driver chip that does all the heavy lifting for you. This chip has a built in clock so they multiplex the display. It uses constant-current drivers for ultra-bright, consistent color, 1/16 step display dimming, all via a simple I2C interface. Each matrix backpack comes with three address-selection jumpers so you can connect up to 8 x 1. 2” 16x8's together on a single I2C bus. Kit Contents
  • A fully tested and assembled 16x8 1. 2” LED Backpack
  • 2x ultra-bright round 8x8 white matrix
  • 4-pin header
  • Backpack Dimensions: 72mm x 32mm x 2mm / 1. 25” x 2. 8” x . 08Matrix Dimensions: 32mm x 32mm x 7mm / 1. 3” x 1. 3” x . 3Pin Length: 13mm / 0. 5”Tutorial>
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Adafruit - 2038 - 2038 - LED Lighting, 16 X 8 LED Matrix, White, Round, 1.2" Width, I2C

  • Item #: 11465466
  • MFR SKU: 2038
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