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Parallel Ports Converter Module, Convertor Board 3.3V/5V Output Voltage USB To UART I2C SPI Interface For Industrial - Walmart.com
Aardvark I2C/SPI Host Adapter - Total Phase
CSR USB-SPI programmer
Devantech USB to UART, I2C, SPI, serial adapter (USB-ISS) | Acroname
FibreCode - FC401 USB SMI/SPI Adapter
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