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I'm curious if there is any difficulty using the IS1U621/IS1U621L in place of the IS1U60. I notice they recommend an additional cap on the leads and I'm wondering if this is any problem? Regards, Jim Munro <jimmn@xnet.com> (25 years ago, 24-Nov-99, to lugnet.robotics.handyboard)
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| | Re: HandyBoard not responding
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Kalyan, The gray squares on the LCD simply mean that the HB doesn't have its pcode program loaded. So it doesn't indicate a hardware failure. With Window 2K, were you able to open "Direct to COM1" using HyperTerminal? If no, this definitely (...) (25 years ago, 24-Nov-99, to lugnet.robotics.handyboard)
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| | RE: HandyBoard not responding
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Hi, I tried to download the pcode under Windows 2000 , but I got the same error. So the problem is not with the COM port, must be something else. When I switch the handyboard on I see squares on the first line of the LCD. Thanks Kalyan -----Original (...) (25 years ago, 24-Nov-99, to lugnet.robotics.handyboard)
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| | Five hc374 Latch Selects for digital outs
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Hello everyone... I hav already connected a hc374 to Y0 of the expansion bus to get 8 digital outs, It works gr8. I need anouther 32 outputs which meens I need 4 more latch selects. Can I use Y1, Y2, Y3, Y4, and Y5 if needed? Y0 is used by (...) (25 years ago, 24-Nov-99, to lugnet.robotics.handyboard)
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| | Re: Flame sensors?
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Hi, We had very good luck in last years Trinity College contest with some cheap IR Photo transistors. We got some DIGI-KEY QSD422QT-ND photo transistors and found they gave us very good discrimination even at 4 feet away (which was the maximum range (...) (25 years ago, 23-Nov-99, to lugnet.robotics.handyboard)
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| | Re: Flame sensors?
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Acroname has a pyroelectric sensor that is specifically designed to sense heat sources: (URL) Will +---...---+ | ^^ <^ ^> | | / òó ó°° \ | | / =Y= U \ | | Wendy, Will, Tatoosh & Tenzing | +---...---+ I went straight from shenanigans to crimes (...) (25 years ago, 23-Nov-99, to lugnet.robotics.handyboard)
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| | Larger Display
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Hi, I need a display larger than one on the HB so it can be legible for a crowd 25 - 30 feet away. Ideally I could plug it into HB in place of the existing LCD but I can adapt if necessary. Any suggestions? TIA John (25 years ago, 23-Nov-99, to lugnet.robotics.handyboard)
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| | Re: com1 port settings to download pcode.hb.s19
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I did the test in the hyperTerminal and i couldn't get the com1 port. Do you know how can i enable this port in windows nt? (...) don't (...) don't (...) i (...) (25 years ago, 23-Nov-99, to lugnet.robotics.handyboard)
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| | Re: Just a couple of quick questions...
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(...) Thanks Nick. Although I guess I was hoping for a more prepackaged solution... especially with regards to the LEGO plastic enclosure. Has anybody ever thought of actually making them as a commercial product? I certainly can't be the only person (...) (25 years ago, 23-Nov-99, to lugnet.robotics.handyboard)
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| | Re: Flame sensors?
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supposedly UV sensors are capable of detecting flames well. But I simply take the Sharp infrared reflective sensors and just use the detector. -p (...) (25 years ago, 23-Nov-99, to lugnet.robotics.handyboard)
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