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COM port number changes when connecting board on different ports or in bootloader mode – Arduino Help Center
Tripp Lite 5ft USB to Serial Adapter Cable USB-A to DB9 RS-232 M/M 5' - serial adapter - USB - RS-232 - U209-000-R - USB Adapters - CDW.com
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USB to Serial Port Installation and Troubleshooting - Downloading Drivers, Changing Com Port Number - YouTube
Tripp Lite 2-Port 2 to 1 USB 3.0 Peripheral Sharing Switch SuperSpeed - USB peripheral sharing switch - 2 ports - U359-002 - USB Hubs - CDW.com
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How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base
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