 | | Best way to capture rising and falling edges?
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Hi, It's me again. If anyone has followed the questions I have been asking, you'll see that I am learning, slowly, how to get an interrupt routine trigger on both rising and falling edges of a PORTA line. After much help from this list and Fred (...) (29 years ago, 28-Feb-96, to lugnet.robotics.handyboard)
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| | Handyboard vs. Botboard 2
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Dear Fred and other handyboarders, This might be a strange question for this group. I am busy making a little robotlike object. As I have several Basic STAMPs laying around, I am making it multiprocessor - however, STAMPs don't have interrupts, (...) (29 years ago, 29-Feb-96, to lugnet.robotics.handyboard)
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| | Re: Handyboard vs. Botboard 2
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The botboard does not incorporate motor drivers; the Handy Board does. The handy board is smaller, and fits into a commercial plastic enclosure with the battery pack underneath. The botboard has prototype area; the handy board does not. The handy (...) (29 years ago, 29-Feb-96, to lugnet.robotics.handyboard)
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| | Zero Page Variables?
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IC gurus, I am trying to port some of my IR routines to IC and I am having trouble. I use some bit operations on variables, but this means that the variables must be in the ZP. I converted the variables to be anywhere in the RAM but then I have to (...) (29 years ago, 29-Feb-96, to lugnet.robotics.handyboard)
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| | Re: Zero Page Variables?
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David, I believe that IC never actually supported zero page variables; it was documented as a feature but never implemented. Your solution of using the indexed registers is what I was going to suggest. -Fred -- This message was composed using (...) (29 years ago, 29-Feb-96, to lugnet.robotics.handyboard)
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