USB-A to serial (RS-232): what do you need?
Your computer has no serial port, so this adds a standard DB9 RS-232 port over USB.
ComputerUSB-A
adapter
DeviceSerial (RS-232)
USB to serial adapter (RS-232)
- Some chips need a driver. FTDI-based adapters usually give the least trouble on Windows and Mac, while Prolific-based ones can need a driver on newer systems.
- Check the equipment's manual for the speed and settings it expects.
Same kind of part from other brands
Not sure which port you have?
Tell us your USB-A device and what you are connecting it to, and we will check for you.
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