USB Power Switch – Takeoff Point (A Sony Group Company)
SparkFun USB to Serial GPIO Breakout - CP2103 - BOB-00199 - SparkFun Electronics
USB-I2C/SPI/GPIO/PWM/ADC Interface | $19.10 to $89.40
Numato 8 Channel USB GPIO Module with Analog Inputs - RobotShop
GIGAIPC CO, LTD
8 Channel USB GPIO Module With Analog Inputs_ Botland - Robotic Shop
8 Channel USB GPIO Module With Analog Inputs_ Botland - Robotic Shop
RkBlog :: Numato and Pi Supply generic USB GPIO boards
USB-TO-GPIO | Buy TI parts | TI.com
16 Channel USB GPIO Module With Analog Inputs (NU-GP160001)
FT232 USB to GPIO Interface Breakout - Adafruit 2264 - BC Robotics
Small Basic: Simpler and Cheaper Raspberry Pi GPIO - TechNet Articles - United States (English) - TechNet Wiki
MCP2221A USB to GPIO ADC I2C Breakout Board - Adafruit | Mouser
8 Channel USB GPIO Module With Analog Inputs | Numato Lab
Adapter interfaces 40-pin Raspberry Pi add-ons over USB
32 Channel USB GPIO Module With Analog Inputs | Numato Lab
RkBlog :: Numato and Pi Supply generic USB GPIO boards
Sinelec Technologies
Adafruit FT232H Breakout - USB to GPIO+SPI+I2C - Pimoroni
128 Channel USB GPIO Module with Analog Inputs | Numato Lab Help Center
