Su2 Serial Port Driver [portable] < WORKING - 2024 >

The most reliable source is the website of the company that produced the serial hardware.

Newer versions of Windows require signed drivers. If the SU2 driver is older, Windows might block it.

If your software expects COM1 but the driver assigned COM15: su2 serial port driver

Click and navigate to the folder where you extracted the driver files. Click Next and allow Windows to install the driver.

The SU2 adapter’s EEPROM is corrupted or there is a power surge (common on cheap cables). The most reliable source is the website of

: Most driver installations require Windows accounts with administrative privileges to modify system files.

You will typically encounter the need for an SU2 serial driver when working with: If your software expects COM1 but the driver

+-------------------------------------------------+ | User Application | | (e.g., PuTTY, Custom App) | +-------------------------------------------------+ | Standard API Calls (open, read, write) v +-------------------------------------------------+ | Operating System Subsystem | | (Windows Virtual COM / Linux tty) | +-------------------------------------------------+ | v +-------------------------------------------------+ | SU2 Serial Port Driver | | (Configures Baud Rate, Parity, Bits) | +-------------------------------------------------+ | Register Read/Write v +-------------------------------------------------+ | Physical SU2 UART | | Hardware Controller | +-------------------------------------------------+ 3. Installation Guide