This product is a PCI Express bus-compliant unisolated digital I/O card for input/output of digital signals (TTL level). Unisolated TTL level input 16ch and unisolated open collector output 16ch are provided, and all input signals can be used as interrupts. In addition, digital filter function to prevent wrong recognition of input signals is provided. With the driver libraries for Windows/Linux supplied as standard, applications with CONTEC hardware features fully utilized can be created. LabVIEW is supported with a plug-in of dedicated libraries.