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I2C Shield for Raspberry Pi 4, Pi 3, & Pi 2 with Outward Facing I2C Port Terminates over HDMI Port - store.ncd.io
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display - I2C Detect shows that Rasberry Pi keeps assigning the same address to 2 devices - Raspberry Pi Stack Exchange
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Amazon.com: Serial Expansion HAT I2C Interface 2-ch Extra UART Plus 8 programmable GPIOs for Raspberry Pi Zero W WH 2B/3B/3B+/4B @XYGStudy : Electronics
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