The USB-ISS is able to connect to I2C, SPI and Serial buses as well as Digital I/O and Analog inputs.


The USB-ISS Multifunction USB Communications Module provides a complete interface between your PC and the I2C bus, SPI bus, a Serial port and general purpose Analogue Input or Digital I/O. The module is powered from the USB. Operating voltage is selectable between 3.3v and 5v. and can supply up to 80mA at 5v for external circuitry from a standard 100mA USB port.



  • USB Powered
  • Support I2C at 20khz-1000khz
  • 4 Digital I/O’s or ADC’s
  • SPI Mode - 24khz to 3Mhz
  • Serial Mode - 300baud to 3Mbaud
  • I2C Direct - Used to build custom I2C sequences
  • Bootloader - Built in Bootloader alowing easy user updates
  • Supply power to external Circuit - Up to 80mA
  • Voltage - selectable between 3.3v and 5v
  • Mounting holes on PCB


More information in the product support page.



* Note: Product may not be exactly as shown in image. Contact us for more information.