| | photo sensor quesion.
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I understand how a photoresistor that varies in restistance can be connected to the analog inputs. But what about the photelectric elements that generate voltages varying with light. (28 years ago, 3-Apr-97, to lugnet.robotics.handyboard)
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| | HB Design Question--??
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+---...---+ | NOTICE! I'm posting from a host that is not always available. If your | | email to me bounces or you want to be sure, use 'brat@naxs.com'. THNKS | +---...---+ Fred (or anybody)- I'm doing some last minute sanity-checking on a project (...) (28 years ago, 3-Apr-97, to lugnet.robotics.handyboard)
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| | power supply
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Anyone? I'm wondering if a 9V Alkaline battery could replace the battery pack in the HB. I'm merely going to use the 9V battery to power the HB and its memory. I'm not going to use any of the 5V-line supplied by the HB. In other words, all the (...) (28 years ago, 3-Apr-97, to lugnet.robotics.handyboard)
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| | Re: LCD Panel Substitute
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Are you overlooking the obvious source of LCD panels - Timeline? I only mention this because it hasn't been mentioned in the postings. Timeline is listed on the Handy Board web site, and they are about the cheapest supplier. I got a bunch of (...) (28 years ago, 3-Apr-97, to lugnet.robotics.handyboard)
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| | Re: BCD
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Mar, The half carry (H) bit in the CCR sets if there is a carry from bit 3 to bit 4: in other words when there is a carry from the low hex digit to the high hex digit. Only the DAA instruction is affected by the state of H. For example: LDAA #$5A (...) (28 years ago, 3-Apr-97, to lugnet.robotics.handyboard)
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