The Raspberry Pi
Hobbyist
Connecting the Raspberry Pi to the real world
Monday, October 15, 2012
Interface Nearly Complete
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After far too many revisions, the GPIO interface for the Raspberry Pi alarm system is nearly done. It has: • 8 Digital Inputs • 4 ...
6 comments:
Monday, October 8, 2012
Source Code - Installment One
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Edit 15-Oct-2012: Posted corrected code - missed a few typos. GpioPoller.c is now the multiplexed version. Edit to make HTML behave n...
4 comments:
Folder Paper Case
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I saw a post on the RasPi forum today about a new folder paper case and I thought I would try it out since my RasPi number 4 needs a home. ...
Tuesday, October 2, 2012
Revision to Relay Circuit
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I have used the relay circuit from my earlier post many times and I know that it works. However, I have seen that circuit drawn with a 1K...
15 comments:
Tuesday, September 25, 2012
Great Article on Designing the RasPi
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Wired has a great article by Pete Lomas, a co-founder and trustee of the Raspberry Pi Foundation, where he describes the design process for ...
Saturday, September 22, 2012
So Many Inputs, So Few GPIO Pins
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I keep coming up with so many improvements to my interface design (I'm up to version 6 now) that I'm not getting much built. I deci...
2 comments:
Thursday, September 20, 2012
GPIO Output Relay Interface
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Note: See my revised relay circuit here. To allow the greatest flexibility, my outputs are all relays. This allows me to switch a vari...
6 comments:
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