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4GHz quad-core processor
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MessengerPi Board is also compatible with Walkie-Talkie Breakout Board
Gas Station price sign display
Adafruit TCA8418 Keypad Matrix and GPIO Expander Breakout - STEMMA QT / Qwiic camera for rpi 4GHz quad-core processorThe Adafruit TCA8418 Keypad Matrix and GPIO Expander Breakout is a versatile I2C GPIO expander and keypad matrix driver that packs a lot of power into a small package. With 18 total I O pins, including 10 columns and 8 rows, this chip is perfect for handling keypads, buttons, or LEDs in your projects. You can use it to create a keypad matrix with up to 80 switches, or configure the pins as individual GPIO inputs or outputs. Key Features: GPIO
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