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The Adafruit Feather series offers a versatile
Real-Time Clock (RTC):
Ultimately
and functionality
secondary development
Adafruit 1.2" 4-Digit 7-Segment Display w/I2C Backpack - Red Round Screen Breakout The Adafruit Feather series offersIntroducing the Adafruit 4 Digit 7 Segment Display Backpack, the easiest way to add a numeric display to your project without the hassle of complex wiring! Typically, controlling a 4 digit 7 segment display requires 14 pins, but with this clever backpack, you can use just I2C to control the display, reducing pin usage and simplifying setup. The MAX7219 driver chip built into the backpack handles all the multiplexing for you, ensuring ultra bright and
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