 | | Thanks
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Thanks for the info, it helps allot!!!. Clancy (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Subject headers
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(...) Most email packages automatically insert this and it is quite alot of trouble to disable this for just one list. I usually look at the subject line and remove multiple "RE:" manually and some email packages do this automatically, too. I (...) (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | Disaster :-(
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Hi all, Help, I suspect that my handy board is dead..:-( I had it running at work and my boss pulled a battery out of the pack while a program was running. I now have the black squares across the top row indicating that there is no pcode or program (...) (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | Subject headers
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The "RE" in the subjuec headers is redundant. Also it confuses some of the e-mail filters. Please leave out the "RE". Thanks Ed Spike 73,33 -- (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Expansion board assembly tips?
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there are bldg tips at (URL) your message you said: (...) (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | Large circuit construction - How?
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Hi All What is a good method to build circuits with say 5-10 ICs or more (say 14 to 20 pins on each IC) and assoicated discretes? I have been able to construct on Rat Shack et al copper proto boards circuits with 1 or 2 ICs and point to point wiring (...) (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Expansion board assembly tips?
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Hello All, My expansion board went together well considering I have little experience building kits. Try to get the header pins straight before sodering all the pins. Terry G. ---...--- (...) wondering (...) at (...) (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Stack Overflow
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Hi everyone: Sorry for the reply latency, I was buried under an avalanche of work and assignments. Changing the format of the code (as detailed below) helped immensely. I re-wrote two of my drivers to use the increased size, and everything is (...) (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | HELP
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I am just wondering if anyone has had an experience with New Micro's NMIX - 0020 board before? I am having problem downloading my program. Regards, Felix (28 years ago, 11-Feb-99, to lugnet.robotics.handyboard)
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| | Re: MC 68HC711 E9CFN2 - please help me as soon as possible!!!!
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(...) The EPROM is probably disables with a setting in the config register. If folks are looking for cheap 68HC11A1FN's, I was able to get 'em for about $5 each, and they came with a bunch of other electronics, and 2 motors. Turns out Connor disk (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Purchase a handyboard? where???
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(...) I recommend saving up your milk money and buying a pre-assembled, tested HandyBoard. Sure, it costs a little more, but for me (electronics moron that I am) it was worth it. I bought mine from Patrick Hui at the Robot Store in Hong Kong. I can (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Polaroid Sonar Questions
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(...) <snip> (...) I found that returning the median (middle value) of three successive readings filters out the noisy readings quite well--especially the occasional large error. Just a couple nested if-then statements are needed. (...) Sure, that (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Expansion board assembly tips?
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I just got a expansion board kit from Douglas Electronics and was wondering if anyone has any tips for assembling the board, I'm quite experienced at building kits but I thought maybe someone who had built the kit already might offer some advice, (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Stupid multiple sonars...
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(...) It is correct that you can use the remaining SPI pins as digital outs to trigger a second sonar. I've done it and it works fine. It's also true that there *is* signal contention on the echo lines if you simply plug 'em both into the same TIC (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Beginner's questions...
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(...) You'll need slotted disks mounted on the axles positioned between the emitter and the detector. I recommend using ones from a dead computer mouse. (...) You ought to check for wiring problems and excessive friction in the gears and axles. That (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | RE:Handyboard project
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Hi James, I purchased an assembled and tested H Board from Patrick Hui for about $200, as well as the registered version of IC. Also got his sensor kit ($15). Expansion Board was purchased from Gleason for $59. Also bought the sensor/motor kit from (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Re:Re: Beginners questions
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I got the gear sets from HVW Technologies in Canada. (URL) gear sets were pretty cheap when you take into account the exchange rate - about $20 for two. They come with motors but youll have to swap them with something else because the motors are (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | etching a handyboard
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What is the best way to manually etch the handy board, i've etched it by passing the circuit layout through the printer 3 times then ironing it on to the copper board. This works well but some traces bleed together. I have access to a PCB repair (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Canadian Boarder
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Digikey has a Canadian division also, its based out Ontario. I just recieved a list and they mostly everything on the list that has digikey beside it but nothing else. The total cost for these parts is $60 + or - $5. I hope this helps, where are you (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Beginner's questions...
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Hello again all, Well, I've got an HB, HB Expansion board, geared motors (motors from Gleason, gears from HVW, "mashed" to fit), some good batteries and a downloader. I've also got sensors such as QRB1114 infared detectors, some General Electric (...) (28 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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