Waveshare AW9523B IO Expansion Board I2C Expanding Up To 64 I/O Ports 3.3V/5V
6,19 €
AW9523B IO Expansion Board, I2C Interface, Expands 16 I/O Pins. AW9523B IO Expansion Board. AW9523B IO Expansion Board x1. I2C bus, allows expanding 16 I/O ports by just using two wires. Provides two connector options: PH2.0 header and/or solder pads, allows multi I2C modules to be stacked.
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