Adafruit Industries IS31FL3731 16x9 Charlieplexed PWM LED Matrix Driver
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- SKU: 741009
- UPC:
- Mfr. Part Num: 2946
The IS31FL3731 is a nice little chip - it can use 2.7-5.5V power and logic so its flexible for use with any microcontroller. You can set the address so up to 4 matrices can share an I2C bus. Inside is enough RAM for 8 separate frames of display memory so you can set up multiple frames of an animation and flip them to be displayed with a single command.
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