Devantech USB to UART, I2C, SPI, serial adapter (USB-ISS) | Acroname
USB-I2C/SPI/GPIO/PWM/ADC Interface | $19.10 to $89.40
USB-SPI Adapters
Buy JUMO 00553388, PC Interface Cable with Converter USB/SPI - Prime Buy
Amazon.com: USB ISP Download Cable for JTAG SPI Programmer ISP Download Cable with USB Cable Jumper Wire forJTAG Line for FPGA CPLD : Electronics
USB SPI Slave Breakout Board from Earth People Technology on Tindie
CSR USB-SPI Programmer – Oz Robotics
ALL IN 1 Multifunctional USB to SPI/I2C/IIC/UART/TTL/ISP serial Adapter | eBay
AK-MCP2210 – USB to SPI Bridge | Artekit Labs
Uts2210 Usb To Spi Master Hid Mcp2210 Converter Adapter Gpio Diy Rc Electronic Toy Robot Development Board Mcu Uno - Parts & Accs - AliExpress
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
MGTNSY1 - USB to (I2C/SPI/UART/GPIO/PWM/ADC) Cable from skoperst on Tindie
UTS2210 USB to SPI SPI Master HID device MCP2210/ | eBay
C232HM-DDHSL-0 - FTDI
JTAG-USB Cable - Digilent
Aardvark I2C/SPI Host Adapter - Total Phase
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
Beagle I2C/SPI Protocol Analyzer - Total Phase
iConnectivity : USB HOST TO SPI CONVERTER MODULE
250-003 Digilent | Mouser
USB 2.0 Hi-Speed to Mpsse Cable (SPI/I2C/JTAG master) with 5V Digital Level Signals. - China Ftdi to USB C Cable and Micro USB Kabel
USB Logic Analyzer Device w/ USB Cable 24MHz 8 Channel UART SPI IIC for ARM FPGA | eBay
Total Phase Aardvark | USB to I2C and SPI Host Adapter