Assembled Adafruit 0.56" 4-Digit 7-Segment Display - w/ I2C Backpack QT - Green _RPI_CASE_AUDIO Pin Raspberry Pi (BCM) Description

Pin Raspberry Pi (BCM) Description GND GND Ground SCK SCK SPI clock input MOSI MOSI SPI data input MISO MISP SPI Data output CS CE0 Data/Command Selection INT 25 Interrupt output RS485 Bus

Cutouts (under lid section) for GPIO / Camera / DSI display cable

Fast Data Output Capability

The SparkFun ESP32 WROOM Thing Plus with USB-C is a great place to get started with Espressif IoT ideations while still enjoying all the amenities of the original ESP32 WROOM Thing Plus

We also have a starter pack that includes all the above

Assembled Adafruit 0.56" 4-Digit 7-Segment Display - w/ I2C Backpack QT - Green _RPI_CASE_AUDIO Pin Raspberry Pi (BCM) DescriptionWhat's better than a single LED? Lots of LEDs! A fun way to make a small display is to use an 8x8 matrix or a 4 digit 7 segment display. Matrices like these are 'multiplexed' so to control all the seven segment LEDs you need 14 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. Here at Adafruit we feel your pain! After all,