I have a Hewlett-Packard Deskjet 932C printer. Its working with MOS
1.4.5 thru the USB port very well. I selected the HP 930C printer
driver in MOS (Poseidon shows it as a HP 930C anyway) and simply
selected port and 'usbparallel.device' unit 0 in the appropriate
requestors. Set it for US letter and away I went