11, 10, 8.1, 8, 7, Vista, and XP (both 32 and 64-bit versions). Windows Server: 2022, 2019, 2016, 2012, 2008, and 2003. Legacy Windows: 2000, NT 4.0, ME, and 98.
Complete the wizard and send a test page to verify successful communication. dh382 driver upd
By following these steps, you'll ensure your DH382 device functions correctly while keeping your system secure, stable, and free from the risks posed by questionable third-party software. 11, 10, 8
The DH382/CH382 architecture handles hardware-level conversion between the PCIe bus infrastructure and standard serial/parallel hardware interfaces. Nanjing Qinheng Microelectronics WCH CH382 / DH382 Bus Interface Complete the wizard and send a test page
Before diving into the update process, it's helpful to understand what this hardware does and why its driver is so important. The PCIE DH382 Serial Port Card is a PCI Express expansion card designed to add two independent serial (COM) ports to a desktop computer. While modern computers rely heavily on USB and other high-speed connections, many industrial and scientific devices still use the older, yet reliable, RS-232 serial port. These include:
A USB-to-serial adapter is a simple cable that converts a USB port into a single serial port. The DH382 card is a more robust, internal solution that adds two or more serial ports directly to the computer's motherboard via a PCIe slot. The DH382 card generally offers greater stability, lower latency, and is more suitable for industrial or always-on applications, while a USB adapter is fine for occasional or less critical use.
