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IO Expansion HAT for Raspberry Pi 5 / Zero / Zero W / 4B / 3B+

dfrobot.com

This IO Expansion HAT provides Digital, Analog(on-board MCU (STM32) that provides 12 bit 8 channel ADC ), I2C, PWM, UART port to meet all your needs. It is pretty small and perfectly suitable for Raspberry Pi 5 / Zero / Zero W / 4B / 3B+.

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