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MosChip MCS7703 Serial Port Adapter driver

Hardware ID USB\VID_9710&PID_7703

Vendor
MosChip Semiconductor (VID 9710)
Device
MCS7703 Serial Port Adapter (PID 7703)
Bus
USB
Drivers
2
Windows
Windows XPWindows VistaWindows 7Windows 8Windows 8.1Windows 10

Recommended driver

ASIX USB2.0 to Serial Port Driver
Version 3.20.0.0, 3.18.1.0, 2.0.10.0 · Jan 24, 2018 · Windows XP–10 · 32-bit & 64-bit
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All drivers for VID_9710&PID_7703

DriverVersionDateWindowsBits
ASIX USB2.0 to Serial Port Driver 3.20.0.0, 3.18.1.0, 2.0.10.0 Jan 24, 2018 Windows XP–10 32-bit & 64-bit
MosChip ONE USB Compound Serial Device Driver 1.9.5.0, 1.8.2.0 Apr 20, 2007 Windows XP–10 32-bit & 64-bit

Is this your device?

  1. Press Win + X and open Device Manager.
  2. Right-click the device (usually under Other devices, with a yellow mark), choose Properties and open the Details tab.
  3. Select Hardware Ids in the list. If the first line starts with USB\VID_9710&PID_7703, the drivers above are for your device.

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