howie@voodoo.UUCP (howie) (07/09/90)
>woody@chinacat.Unicom.COM (Woody Baker @ Eagle Signal) writes: > >To answer this, lets first deal with XON/XOFF. Under DSR/DTR mode (which >you can set along with 8 bits), you don't need XON/XOFF. Under DSR/DTR >mode XON/XOFF should be allowed through. I posted the following question to comp.unix.wizards without any definitive response. Can anybody here offer some assistance. I'd like to know if there is a way to be able to find out (in software) if a peripheral is powered up. Is there a generalized, high level way to inquire (and set) the DTR signal on an RS-232 connection? thanks in advance -- howie uw-beaver!ssc-vax!voodoo!howie