I am trying to get an old RCX working with leJOS. I already have it working with NQC and BricxCC. While NCQ/BricxCC seems to recognize my usb-to-serial (which appears as "COM5" to the OS), the leJOS ...
I have installed correctly the RIS 2.0 in an old laptop running Windows XP and I successfully downloaded the firmware through the RIS 2.0 to the RCX 1.0, following the standard setup instructions. ...