This much cheaper cable is working out-of-the box.
[28086.033082] usb 1-1: new full-speed USB device number 12 using xhci_hcd
[28086.219306] usb 1-1: New USB device found, idVendor=067b, idProduct=2303
[28086.219319] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[28086.219327] usb 1-1: Product: USB-Serial Controller
[28086.219333] usb 1-1: Manufacturer: Prolific Technology Inc.
[28086.220545] pl2303 1-1:1.0: pl2303 converter detected
[28086.222134] usb 1-1: pl2303 converter now attached to ttyUSB0
page 10 : Flexible signal level requirement on the RS232-like
serial port side also allows PL-2303HX to connect directly to any 3.3V~1.8V range devices.
@96boards , could you please test the cable above and delete the advertising of the ridiculous priced cables and adapter boards?
I bought the "96Boards UART Serial Adapter" and it smoked through. It is not working anymore.