Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!wuarchive!zaphod.mps.ohio-state.edu!ncar!boulder!seri!wind55!marshall From: marshall@wind55.seri.gov (Marshall L. Buhl) Newsgroups: comp.sys.ibm.pc.hardware Subject: Re: 'Quieting' the parallel port on boot-up(?) Keywords: parallel port Message-ID: Date: 13 Nov 90 17:50:57 GMT References: Sender: news@seri.gov (news) Distribution: comp.sys.ibm.hardware Organization: Solar Energy Research Institute Lines: 18 billq@ms.uky.edu (fill in blank) writes: >I have designed an external device which I am driving with the parallel port >on my PC/XT Clone. Every thing works fine except in the case that my external >device is powered on when my computer boots-up. I think the PC does some sort >of initialization to the port on boot-up (you know how a printer will act >funny when it's turned on before the computer). So before I dive into the >computer's BIOS, does any one know of a way to set-up a PC so that it will boot >up in a known (pre-decided by me) state? Or maybe a hardware short-cut? I'm no hardware expert, but I thinks the PC holds the reset line low (or high) on the printer port. My guess is that you could make a mod to your cable to fix this. -- Marshall L. Buhl, Jr. EMAIL: marshall@seri.gov Senior Computer Missionary VOICE: (303)231-1014 Wind Research Branch 1617 Cole Blvd., Golden, CO 80401-3393 Solar Energy Research Institute Solar - safe energy for a healthy future