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 | | Re: colour sensor
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| (...) I posted to this yesterday, but my reply seems to have not appeared. What you need to have, is four sensors, not three. The fourth has no filter, and measures 'ambient' light. You then need to compare the return from this, to the other three (...) (25 years ago, 27-Jan-00, to lugnet.robotics.handyboard)
| | | | | HandyBoard died
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| Hi all! I have some troubles with my HB. I have set it up together with the expansion board, and it worked properly and very fine. Then once, unfortunately, the LCD, connected to the expansion board, touched one of the five motor-power diodes, and (...) (25 years ago, 27-Jan-00, to lugnet.robotics.handyboard)
| | | | | Re: PID Control
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| Bill I have code in QuickBasic and C, would this be any good to you?? It was code that I used at Uni and both versions have been tested on real apps so I know they work. For example, I developed a pneumatic cyclinder controller based on the QB (...) (25 years ago, 27-Jan-00, to lugnet.robotics.handyboard)
| | | | | PID Control
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| Has anyone out there developed a good PID control program in IC. I didn't want to reinvent the wheel if it was already available. Thanks Bill Denzel (25 years ago, 27-Jan-00, to lugnet.robotics.handyboard)
| | | | | Re: colour sensor
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| (...) I have typically used phototransistors rather than CDS photocells but both will work depending on the application. Sensors are like computer programs, when they do one thing they are fairly easy, if they do multiple things they are more (...) (25 years ago, 26-Jan-00, to lugnet.robotics.handyboard)
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