![Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing - Blue : ID 3137 : $10.95 : Adafruit Industries, Unique & fun DIY electronics and kits Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing - Blue : ID 3137 : $10.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/3137-02.jpg)
Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing - Blue : ID 3137 : $10.95 : Adafruit Industries, Unique & fun DIY electronics and kits
GitHub - adafruit/Adafruit_CircuitPython_IS31FL3731: CircuitPython driver for the IS31FL3731 charlieplex IC
![IS31FL3731 16x9 Charlieplexed PWM LED Driver Datasheet by Adafruit Industries LLC | Digi-Key Electronics IS31FL3731 16x9 Charlieplexed PWM LED Driver Datasheet by Adafruit Industries LLC | Digi-Key Electronics](https://www.digikey.com/htmldatasheets/production/1892926/0/0/1/media/bg2.jpg)
IS31FL3731 16x9 Charlieplexed PWM LED Driver Datasheet by Adafruit Industries LLC | Digi-Key Electronics
![Assembled Adafruit FeatherWing OLED [128x32 OLED Add-on For Feather] : ID 3045 : $15.95 : Adafruit Industries, Unique & fun DIY electronics and kits Assembled Adafruit FeatherWing OLED [128x32 OLED Add-on For Feather] : ID 3045 : $15.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/3045-00.jpg)
Assembled Adafruit FeatherWing OLED [128x32 OLED Add-on For Feather] : ID 3045 : $15.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing - Blue : ID 3137 : $10.95 : Adafruit Industries, Unique & fun DIY electronics and kits Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing - Blue : ID 3137 : $10.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/3137-03.jpg)
Adafruit 15x7 CharliePlex LED Matrix Display FeatherWing - Blue : ID 3137 : $10.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![IS31FL3731 16x9 Charlieplexed PWM LED Driver Datasheet by Adafruit Industries LLC | Digi-Key Electronics IS31FL3731 16x9 Charlieplexed PWM LED Driver Datasheet by Adafruit Industries LLC | Digi-Key Electronics](https://www.digikey.com/htmldatasheets/production/1892926/0/0/1/media/bg1.jpg)