Check the listing for details. National Instruments NI USB-8452 I2C/SPI Interface Device Powers On. Condition: Used. Listed at 149.00 USD. The National Instruments NI USB-8452 I2C/SPI Interface Device is a digital I/O module designed for data acquisition purposes. With its ability to support both I2C and SPI protocols, this device allows for seamless communication between various devices and a computer. As part of the National Instruments brand, users can expect high-quality performance and reliability in their data acquisition needs. Whether for testing, measurement, or inspection purposes, the NI USB-8452 offers a versatile and efficient solution for acquiring and logging data. See pictures for what you’ll receive! We could not find the other cable to complete testing, so this is untested/as-is. But, it powers on via USB. Let me know if you have any questions! I will ship quickly and securely!