Re: [CAD_CAM_EDM_DRO] ParPort output low - hi-Z or ground?
Posted by
JanRwl@A...
on 2004-04-07 21:02:58 UTC
In a message dated 4/7/2004 12:58:27 PM Central Standard Time,
ghidera2000@... writes:
when you set an
output to low, is it connected to ground or does it go hi-Z?
Actually, most (recent, anyway) printer port lines will SINK or SOURCE about
the same. I can "light up" LED's on a test-cable I cobbled sourcing 5 mA per
line! They will SURELY sink 5 or 10 mA, within "TTL specs".
[Non-text portions of this message have been removed]
ghidera2000@... writes:
when you set an
output to low, is it connected to ground or does it go hi-Z?
Actually, most (recent, anyway) printer port lines will SINK or SOURCE about
the same. I can "light up" LED's on a test-cable I cobbled sourcing 5 mA per
line! They will SURELY sink 5 or 10 mA, within "TTL specs".
[Non-text portions of this message have been removed]
Discussion Thread
ghidera2000
2004-04-07 10:56:29 UTC
ParPort output low - hi-Z or ground?
Roy J. Tellason
2004-04-07 13:11:56 UTC
Re: [CAD_CAM_EDM_DRO] ParPort output low - hi-Z or ground?
caudlet
2004-04-07 13:27:09 UTC
Re: ParPort output low - hi-Z or ground?
ibewgypsie
2004-04-07 13:36:59 UTC
Re: ParPort output low - hi-Z or ground?
ghidera2000
2004-04-07 19:45:40 UTC
Re: ParPort output low - hi-Z or ground?
JanRwl@A...
2004-04-07 21:02:58 UTC
Re: [CAD_CAM_EDM_DRO] ParPort output low - hi-Z or ground?
turbulatordude
2004-04-07 23:47:46 UTC
Re: ParPort output low - hi-Z or ground?
caudlet
2004-04-08 05:37:11 UTC
Re: ParPort output low - hi-Z or ground?
caudlet
2004-04-08 05:50:11 UTC
Re: ParPort output low - hi-Z or ground?
ghidera2000
2004-04-08 08:14:58 UTC
Re: ParPort output low - hi-Z or ground?
ghidera2000
2004-04-08 08:21:06 UTC
Re: ParPort output low - hi-Z or ground?
Jon Elson
2004-04-08 10:13:29 UTC
Re: [CAD_CAM_EDM_DRO] Re: ParPort output low - hi-Z or ground?
turbulatordude
2004-04-08 14:03:18 UTC
Re: ParPort output low - hi-Z or ground?
caudlet
2004-04-08 17:21:36 UTC
Re: ParPort output low - hi-Z or ground?
turbulatordude
2004-04-08 18:34:47 UTC
Re: ParPort output low - hi-Z or ground? opto to parallel
Roy J. Tellason
2004-04-08 19:13:14 UTC
Re: [CAD_CAM_EDM_DRO] Re: ParPort output low - hi-Z or ground? opto to parallel
afogassa
2004-04-08 20:34:24 UTC
Re: ParPort output low - hi-Z or ground?
Harvey White
2004-04-08 22:11:04 UTC
Re: [CAD_CAM_EDM_DRO] Re: ParPort output low - hi-Z or ground?
JanRwl@A...
2004-04-08 22:44:11 UTC
Re: [CAD_CAM_EDM_DRO] Re: ParPort output low - hi-Z or ground? opto to parallel
turbulatordude
2004-04-08 22:46:19 UTC
Re: ParPort output low - hi-Z or ground? - file section
JanRwl@A...
2004-04-08 22:59:19 UTC
Re: [CAD_CAM_EDM_DRO] Re: ParPort output low - hi-Z or ground?
caudlet
2004-04-09 06:56:58 UTC
Re: ParPort output low - hi-Z or ground? opto to parallel
turbulatordude
2004-04-09 07:45:08 UTC
Re: ParPort output low - hi-Z or ground? opto to parallel
ghidera2000
2004-04-09 08:15:45 UTC
Re: ParPort output low - hi-Z or ground? opto to parallel
caudlet
2004-04-09 12:03:07 UTC
Re: ParPort output low - hi-Z or ground? opto to parallel
turbulatordude
2004-04-09 19:02:53 UTC
Re: ParPort output low - hi-Z or ground? opto to parallel
ghidera2000
2004-04-09 19:15:30 UTC
Re: ParPort output low - hi-Z or ground? opto to parallel