Amazon.com: Aihjcnele Attiny85 Digispark Kickstarter USB Module Development Board Compatible IDE for Arduino General Micro USB MCU Development Module Compatible with UNO R3 PWM I2C SPI ADC I/O with Cable Wire :
UTS2210 USB to SPI SPI Master HID device MCP2210/ | eBay
USB-SPI link cable [USB-SPI CABLE] - $38.15 : CNCRoom, The Room for CNC'ers, from Mini to Big machine, from Hobbyists to Gurus - ชุมชนมินิซีเอ็นซี เรียนเล่นใช้เครื่องจักรซีเอ็นซี
USB Logic Analyzer Device with EMI Ferrite Ring USB Cable 24MHz 8CH 24MHz 8 Channel UART IIC SPI Debug - Walmart.com
Platform Cable USB XILINX FPGA CPLD debugger programer
MGTNSY1 - USB to (I2C/SPI/UART/GPIO/PWM/ADC) Cable from skoperst on Tindie
HW-USBN-2A USB Download Cable + Jtag SPI Programmer Kit for LATTICE FPGA CPLD | eBay