CH341A Programmer USB to UART/IIC/SPI Convertor Parallel Port Converter onboard UART and SPI/I2C Operating Indicator Lamp|usb to|usb to uartusb to spi - AliExpress
Yocto-SPI - USB to SPI adapter (TTL 3.3V or 5V), driver-free
Amazon.com: Adafruit FT232H Breakout - General Purpose USB to GPIO+SPI+I2C : Electronics
Amazon.com: All in 1 CH341A USB to SPI I2C IIC UART TTL ISP Serial Adapter Module EPP/MEM Converter for Serial Brush Debugging RS232 RS485 : Electronics
USB SPI click - Breakout board for MCP2210 USB to SPI converter
DK-USB-SPI-10225-1A Qualcomm | Development Boards, Kits, Programmers | DigiKey
Dasbsug USB SPI Programmer EZP2023 High-speed EZP 2023 100% Original Support 24 25 93 95 EEPROM 25 Flash BIOS Chip Upgrade - Walmart.com
CSR USB-SPI ISP Bluetooth USB SPI Download Module Chip Programmer Debugger | eBay
Amazon.com: All in 1 USB for ISP Serial Adapter Converters SPI/I2C/IIC/UART/TTL : Electronics
USB-I2C/SPI/GPIO/PWM/ADC Interface | $19.10 to $89.40
ALL IN 1 Multifunction USB to SPI/I2C/IIC/UART/TTL/ISP Serial Adapter Module | eBay
Amazon.com: KOOBOOK 1Pcs CJMCU FT232H High-Speed Multifunction Module USB to JTAG UART/FIFO SPI/I2C Module : Electronics
SPI-USB CONVERTER Melexis Technologies NV | RF/IF and RFID | DigiKey
CSR Custom USB-SPI Bluetooth Config Programmer Tool - ElectroDragon
MIKROE USB SPI Click - BOB-18966 - SparkFun Electronics
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
Devantect USB to I2C, SPI and Serial interface - RobotShop