 | | Re: hbdl doesn't work?
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Jeff -- what type/clock rate of PC are you using? -Fred (...) (29 years ago, 9-Mar-96, to lugnet.robotics.handyboard)
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| | LCD Help
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I have build the board described in my book "Mobile Robots" which is a great book. I just got the board going after realizing it isn't a good idea to assume the pin outs of all 32K x 8 ram chips is standardized :) I was hoping someone could help (...) (29 years ago, 9-Mar-96, to lugnet.robotics.handyboard)
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| | hbdl doesn't work?
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I successfully downloaded hbdl (thanks for fixing it, Fred!) and ran into some problems when trying to use it. When I try to download a file to the board, as soon as I click "yes" that the board is ready, the program tells me that the board is in (...) (29 years ago, 9-Mar-96, to lugnet.robotics.handyboard)
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| | Vadim's Windows downloader
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I moved it to the ic_contrib directory on cherupakha so Netscape will let you download it properly. Sorry for the mistake first time around. -Fred (29 years ago, 9-Mar-96, to lugnet.robotics.handyboard)
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| | downloader for windows
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I've also had trouble downloading the new downloader... I think perhaps it's not set up quite right on the web page - the file is viewed on screen instead of saved to disk in Netscape. I'm going to try and get around the problem by using lynx or (...) (29 years ago, 9-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Windows 6811 downloader
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Hi I cannot download the Windows 6811 downloader. It seems to be in .exe format rather than .zip. Thanx - Arun (29 years ago, 8-Mar-96, to lugnet.robotics.handyboard)
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| | Windows 6811 downloader
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is now available, contributed by Vadim Gerasimov, an MIT Media Lab student. This will be a boon to users who have been struggling getting the fundamentally broken DLM to work. Get it from the software resources page of the HB web site ((URL) (29 years ago, 8-Mar-96, to lugnet.robotics.handyboard)
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| | Re: History
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In your message you said: (...) Check out the version history at (URL) (29 years ago, 8-Mar-96, to lugnet.robotics.handyboard)
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| | History
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When was the Handyboard born? (29 years ago, 8-Mar-96, to lugnet.robotics.handyboard)
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| | Vector 2X compass specs online
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(...) I called Precision Navigation's fax-back service to get datasheets for this device. In case anyone else is interested, I put a copy of the datasheets I received on our web site at (URL) looks like a cool device, although we haven't tried it (...) (29 years ago, 8-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Handyboard assembly problem fixed
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Dear Fred: No, we went through the assembly following your directions step by step. By the statement " Board OK", I meant that the tests upto the point of downloading pcode (second time with LCD in) tested OK. I did not want to bore the audience (...) (29 years ago, 7-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Handyboard Kits
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Dear Ram, I have not run into the exact problem which you describe, but I have some ideas which may be beneficial anyway. The first thing I would check is to make sure all the RAM pins are soldered properly. Since DL downloads the code without (...) (29 years ago, 7-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Handyboard assembly
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Ah, the classic "I built it and it doesn't work" story. Did you follow the incremental building instructions? I take it the answer is no. My suggestion is to pull all of the chips, and run through the series of incremental tests in the building (...) (29 years ago, 7-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Serial Com. in IC
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yes, it is possible for an ic program to use the serial port. see randy's instructions at (URL) this question was answered and archived in Handy Board e-mail archive. It would be good if people try a quick search through there before posting to the (...) (29 years ago, 7-Mar-96, to lugnet.robotics.handyboard)
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| | Serial Com. in IC
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Hello folks, I have a group of students involved in an application where a PC needs to send commands to a handy board at certain instants and receive feedback from the handy board. The handy board is involved in motor control according to the (...) (29 years ago, 7-Mar-96, to lugnet.robotics.handyboard)
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| | Handyboard assembly
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We have assembled our fifth handyboard and have run into the following problem. (The other four boards went smoothly). The command dl pcode_hb.s19 downloads fine just as it did on the four other boards that we have built. However, when I power cycle (...) (29 years ago, 7-Mar-96, to lugnet.robotics.handyboard)
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| | Handyboard assembly
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We have assembled our fifth handyboard and have run into the following problem. (The other four boards went smoothly). The command dl pcode_hb.s19 downloads fine just as it did on the four other boards that we have built. However, when I power cycle (...) (29 years ago, 7-Mar-96, to lugnet.robotics.handyboard)
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| | Response to Fred's note..
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This is a short response to Fred's message. There have indeed been problems in the past, this is one of the reasons why I am quiting as soon as I am out of debt. Any way, if you are worried about not getting stuff, you are protected if you use a CC. (...) (29 years ago, 6-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Yellow Leds & Battery
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(...) Sorry to have disturbed so many people but i finaly found the solution: my adapter war rated 1000 mA ..... and so it never give a voltage over 13 ... I got one supposed to be less powerfull (500 mA) and it just work fine!!! (...) What I meant (...) (29 years ago, 6-Mar-96, to lugnet.robotics.handyboard)
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| | 7.2 volt battery
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I was wondering if using a 7.2 volt battery instead of the recommended 9.6 volt battery would require and HB modifications? A 7.2 volt pack rated at 1200 ma.hours can be bought for the same price as a 9.6 volt pack rated at 600 ma.hours. Shouldn't (...) (29 years ago, 5-Mar-96, to lugnet.robotics.handyboard)
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