If Windows cannot find it, you typically need the drivers provided by the card manufacturer (e.g., StarTech, Perle, or Moxa). These often come as an .inf file. You can point the "Browse my computer for drivers" tool to the folder containing this file. 2. Linux Systems
Reducing CPU overhead by allowing the serial port to move data directly into memory. How to Install the 16C95x Serial Port Driver 1. Windows Systems Most modern 16C95x cards are PCI or PCIe-based. 16c95x serial port driver
Sometimes, after a reboot, the COM port number changes (e.g., COM3 becomes COM7). In the driver settings, you can usually manually "force" a specific COM port number to ensure your software always finds the hardware. Conclusion If Windows cannot find it, you typically need