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What does a USB to serial cable do?

What does a USB to serial cable do?

  • 2025-11-27
A USB to serial adapter or simply USB adapter is a type of protocol converter that is used for converting USB data signals to and from serial communications standards (serial ports). Most commonly the USB data signals are converted to either RS232, RS485, RS422, or TTL level UART serial data.


A USB to serial adapter or simply USB adapter is a type of protocol converter that is used for converting USB data signals to and from serial communications standards (serial ports). Most commonly the USB data signals are converted to either RS232, RS485, RS422, or TTL level UART serial data.

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