The is a native PCI Express single-chip solution used to add parallel (LPT) and serial (COM) ports to modern computers. Whether you are setting up a legacy printer, a CNC machine, or an industrial scanner, having the correct driver is essential for communication between your OS and the hardware. Official Driver Download
Windows 11 / 10 / 8.1 / 8 / 7 (Both 32-bit and 64-bit architectures) Windows Server 2022 / 2019 / 2016 / 2012 / 2008 R2
Download the CH38XDRV.EXE (or similar ZIP file containing the installer) from the official website. wch ch382l parallel port driver download
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Open a terminal and run lspci -nn to verify that the system detects the Qinheng/WCH PCIe device. The is a native PCI Express single-chip solution
The manufacturer’s site (wch-ic.com) hosts the most current version. Look for the CH38X series driver package, as the CH382, CH382L, and CH384 often share the same installer.
The chip is designed to automatically select its own IRQ and I/O addresses, which traditionally caused "resource conflicts" in older systems. Related search suggestions provided
Once installed, your parallel port should appear under Ports (COM & LPT) as "WCH PCI Express => Parallel Port (LPT1)". Linux Configuration CH38XDRV.EXE - Nanjing Qinheng Microelectronics Co., Ltd.
