Lindy USB to serial converter with COM retention

The Lindy USB to Serial Converter with COM retention enables connection of devices with a 9-way RS232 serial interface to a computer USB Type A port. It combines a USB Type A plug and a 9-pin serial connector to bridge legacy serial equipment and modern PCs.

Advantages

This USB to Serial Converter supports COM Port Retention technology so that once installed and configured, the adapter can be unplugged and later re-plugged into any available USB port on the same computer without requiring software reconfiguration. The adapter is suitable for connecting barcode scanners, industrial controllers and other RS232 peripherals in retail, IT and digital signage environments.

Key specifications

• Interface: USB Type A to 9-way RS232 (DB9)
• COM Port Retention: supported
• Typical applications: barcode scanners, industrial devices, legacy serial peripherals

How to use

Install the manufacturer drivers on the computer and configure the serial port settings in the target application. Connect the USB Type A end to the computer and the 9-pin serial connector to the RS232 device. After initial installation and configuration, the adapter may be unplugged and reconnected to any USB port on the same computer while preserving the assigned COM port.

Recommendations

Use the converter with the recommended drivers from Lindy and verify serial communication settings (baud rate, parity, data bits, stop bits) in your software. For stable operation in industrial or retail environments, avoid excessive cable strain and ensure proper grounding of connected equipment.