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Adafruit FT232H Breakout - General Purpose USB to GPIO, SPI, I2C [USB C & Stemma QT] : ID 2264 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Ch341a Programmer Usb To Uart Iic Spi I2c Convertor Parallel Port Converter Onboard Operating Indicator Lamp Board Module - Integrated Circuits - AliExpress
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