USB digital I/O (HID interface) - V-USB
USB DAQ optical isolated digital IO card 16 channels inputs, 16 channel outputs data acquisition module|card card|input output moduleinput module - AliExpress
USB-DIO-96 96 Channel Digital Input/Output Module on USB - ACCES I/O Products
USB-PIO USB 24 Digital I/O Unit. Relay and Opto Isolated expansion available. For Windows, MAC,and Linux - www.audon.co.uk
USB Digital IO Module - 4 Channels €79
USB-I2C/IO (Rev. C1)
Analogue and Digital I/O Using a Simple USB Adaptor Module
USB 32-Bit High-Speed Digital I/O Devices - Measurement Computing
ADVANTECH USB-4750-BE - 32-CH Isolated Digital I/O USB Module: Amazon.com: Industrial & Scientific
T7 | LabJack
USB-IIRO-16 Isolated Relay I/O Board - ACCES I/O Products
USB I/O 24 DIP R
DIO-0808LY-USB Digital I/O USB I/O unit
USB I/O module handles digital, analog, motor - Electronic Products
USB mini card with eight digital I/O
Yocto-IO - USB device with 4 digital I/O
USB-DIO-32I | Acces I/O Digital I/O Module | ITM Components
USB 24-Channel Digital I/O Boards - Measurement Computing
USB 96-Channel Digital I/O Devices - Measurement Computing
USB mini card with eight digital I/O
Specifications | DIO-0808LY-USB | Digital I/O USB I/O unit 8ch/8ch (isolated 12 - 24VDC) - the Y series | CONTEC
USB-PIO USB TTL digital-I/O system
USB 24-Channel Digital I/O Devices - Measurement Computing
