Amazon.com: All in 1 USB for ISP Serial Adapter Converters SPI/I2C/IIC/UART/TTL : Electronics
Aardvark I2C/SPI Host Adapter - Total Phase
C232hm-ddhsl-0 Data Line Usbto Hs Spi / I2c / Jtag Conversion Rate Of 3.3v Usb To Hs Spi/i2c/ Jtag Conv 3.3v, 0.5m - Cable Winder - AliExpress
USB Logic Analyzer Device with EMI Ferrite Ring USB Cable 24MHz 8CH 24MHz 8 Channel UART IIC SPI Debug for Arduino ARM FPGA M100 SCM: Amazon.com: Industrial & Scientific