Identifying and installing the correct driver for a PCI Serial Port using the 60806A chip (often branded as Espada or WCH) is essential for connecting legacy hardware like older mice, printers, or specialized industrial equipment to modern PCs. Device Overview
Note: Despite the name "PCI Serial Port," this chip often operates on a PCIe bus but is presented as a legacy PCI device.
Searching for an “exclusive download driver pci serial port 60806a” can feel like hunting for a rare artifact. But with the systematic approach outlined above—identifying the hardware, avoiding malicious sites, and using official sources—you can resolve the yellow exclamation mark in under 20 minutes. exclusive download driver pci serial port 60806a
from your Device Manager to help narrow down the exact manufacturer for your card?
Driver Repositories: Specialized databases like DriverIdentifier and Driver Scape host archived versions of the PCI-60806Aserial.zip file, which typically supports Windows XP through Windows 8 (32/64-bit). Identifying and installing the correct driver for a
Note: You will download a .cab file, not a .exe. We will explain how to install it later.
: Look under "Other devices" for the entry with the yellow warning icon. Check Hardware IDs : Right-click it, select Properties , go to the tab, and choose Hardware Ids from the dropdown. Note the Codes : Look for (Vendor ID) and (Device ID). For example, is Intel, while often points to specialized I/O controllers. Step 2: Where to Find the Driver Note: You will download a
| Error Message | Likely Cause | Solution |
|---|---|---|
| “This device cannot start. (Code 10)” | IRQ conflict or power management | Go to driver properties → Advanced → Uncheck “Allow the computer to turn off this device” |
| “Driver is unsigned” (Windows 11) | Exclusive driver uses SHA-1 certificate | Boot into “Disable Driver Signature Enforcement” → Install → Permanently sign using SignTool |
| PCI Serial Port disappears after reboot | Fast Startup feature | Control Panel → Power Options → Choose what power buttons do → Uncheck “Turn on fast startup” |
| No COM port assigned | Driver installed but port not enumerating | Use “Add legacy hardware” wizard → Manually select “PCI Serial Port” → Set COM3 or higher |
| Data corruption or garbage characters | Baud rate mismatch or FIFO issue | Open Device Manager → Port Settings → Advanced → Lower FIFO buffers (receive to 8, transmit to 8) |