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by bigmac
Thu Feb 14, 2013 5:14 am
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Beginner's 5V power question
Replies: 12
Views: 5928

Re: Beginner's 5V power question

Looking at the R1.0 Schematics I see that TP1/TP2 are "inside" the fuse protecting the +5 incoming line from the micro-USB power connection. I had read in a post about a power supply project to power the Pi only via TP1/TP2 instead of the GPIO pins, and this doesn't make sense after readin...
by bigmac
Mon Jan 21, 2013 2:07 am
Forum: Raspberry Pi OS
Topic: need to install php 5.3 instead of 5.4
Replies: 6
Views: 3256

Re: need to install php 5.3 instead of 5.4

Perhaps the simplest thing would be to point you to the Perl repository page (http://perldoc.perl.org/perlrepository.html) where you can find out about how to obtain and build pretty much any version of Perl from 1.0 to the present. The actual building part is very simple. The last time I did it was...
by bigmac
Mon Jan 21, 2013 1:43 am
Forum: General discussion
Topic: STICKY: Introduce yourself!
Replies: 3982
Views: 403302

Re: Introduce yourself!

My name is Jim "JT" McDuffie - and most days I think I've been in this game way too long. I remember programming a Bendix G-15 computer (long before there was an Altair 8800), and I've been at it ever since. What I like about these little critters is that once again I have something to pla...
by bigmac
Mon Sep 05, 2011 9:13 pm
Forum: General discussion
Topic: Physical design
Replies: 120
Views: 23172

Re: Physical design

<t>Sounds like there's a future for a third model - Mod "C" would be a Mod "B" sans all connectors and a couple of pin headers for all power and I/O use. Only the reset switch and SD card socket to remain. Most educational uses would be well served with Mod "B"s and "A"s - and the "experimenter" wou...

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