WOFerry+@CMU.EDU (William O Ferry) writes:
> The printer's DTR line signals whether it's
> able to accept more input or if the buffer is full.  This is mapped
> properly to the DSR pin on the SPARC's "A" serial port.  

Turn on all the appropriate flags in /etc/printcap via "ms=..." .
Here is what I got via trial and error.

lp:\
    :pl#55:pw#80:\
    :br#19200:lf=/var/log/lpd-errs:lp=/dev/ttya:\
    :sd=/var/spool/lpd/lp:af=/var/log/lpd-acct:\
    :ms=crtscts,-echo,-tabs,ixon,nl,onlcr,-imaxbel,pass8,-parenb,cs8:\
    :tr=\004:ff=\004:sh:rw:

-wolfgang