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lopta

@ottomeister Not sure I can drive an optoisolator from a PC's parallel port (no +V supply pin to source current for the LEDs).about 11 hours ago from web
@ottomeister Have done some thinking. I may have to use a 9V battery and perhaps a 78L05 (and a couple of caps) in the corner of the board.about 12 hours ago from web
@ottomeister I don't get to specify the TTL chips, they are whatever the mainboard (or perhaps chipset) vendor put on the parallel port.about 14 hours ago from web in reply to ottomeister
Looking for a clean way to interface 6V CMOS to 5V TTL. #electronicsabout 22 hours ago from web
I don't usually tweet about blog posts, but I've deliberately neglected this blog for about six months so... http://potchery.blogspot.com/11:41 PM Jul 10th from web
@glennklockwood Does the Blade 150 only take unregistered DIMMs??7:55 PM Jul 10th from Gwibber in reply to glennklockwood
Opened up my old blog to compose the first post in six months and ended up testing VNC in response to a comment. Didn't get the post done.11:54 PM Jul 9th from Gwibber
@AmandaMcKay "People am dumb."5:58 PM Jul 9th from Gwibber in reply to AmandaMcKay
@anildash "NONE OF THEM MAKE MONEY!"5:34 PM Jul 9th from Gwibber in reply to anildash
@ruskin147 I nominate the one I'd start if I had any capital! ;-)12:08 PM Jul 9th from Gwibber in reply to ruskin147
@andysc Ah, pity. You could watch the film anyway though. http://www.hbo.com/films/stlm/11:35 AM Jul 9th from Gwibber in reply to andysc
@andysc If that's about what it sounds like, the film 'Something the Lord Made' is in part about pioneering cardiology work.11:26 AM Jul 9th from web in reply to andysc
Forcing myself to go to bed. I'm going to hurt in the morning anyway.11:52 PM Jul 8th from Gwibber
Reading about UltraSPARC T1 and T2 "Niagara" microprocessors.10:58 PM Jul 8th from Gwibber
@wrwalke Real-world numbers. Thanks, I'm glad I follow you!10:25 PM Jul 8th from Gwibber in reply to wrwalke
Wondering about the reliability implications of increasing server density. I suppose it depends what chips, drives etc. you're cramming in.11:14 AM Jul 8th from Gwibber
Trying to understand what's happening in Urumqi. Thankfully the BBC don't try to portray the situation as clear–cut.9:25 AM Jul 8th from Gwibber
@ChinnoDog Pascal has a reputation for being readable and maintainable. Mostly though, it makes me happy.4:52 PM Jul 7th from Gwibber in reply to ChinnoDog
Getting started with FreePascal on Ubuntu Linux. Pity there's not a NetBSD port. #ubuntu #netbsd #pascal1:52 PM Jul 7th from Gwibber
I miss being able to program computers.1:05 PM Jul 7th from Gwibber

Name lopta
Location Illinois, USA
Web http://potchery.b...
Bio British dad, NetBSD geek, astronomer, radio ham.

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