 | | Re: L293 B/D/E
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Hi Petteri (et all), Partial answer to your question is on FAQs at HB www page. Some more info comes from and old message by Randy Sargent on the HB list. Sorry but no idea about the E type. Julio Fernandez Spain (...) ---...--- (from FAQs) at (URL) (...) (29 years ago, 12-Mar-96, to lugnet.robotics.handyboard)
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| | L293 B/D/E
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It seems to be a bit difficult to find those L293D motor drivers here in Finland. But types B and E are available. What is the difference between types? Is it OK to use type B with HB? I don't have the data sheets available, so helpful information (...) (29 years ago, 12-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Occasional Problem
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You may be doing this from a DOS window in a Windows 95 environment. If you have your network applications running in the background and if there is large data transfer in the background (in my case NETSCAPE updating certain screens automatically, (...) (29 years ago, 12-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Max poke rate?
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(...) One option might be to try Kurt Konolige's IC compiler. I believe it only runs on a Unix machine, but you are able to compile programs for greater speed. Check out (URL) ___...___ Tom Cicatelli cica@tiac.net Melrose, Massachusetts ___...___ (29 years ago, 12-Mar-96, to lugnet.robotics.handyboard)
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| | Re: Max poke rate?
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(...) I think the Interactive-C overhead will prevent such fast repetition. Simple statements take about a millisecond, with printf's taking 10 msec. You'll probably have to do it in assembler, and use an .icb file. Hope this helps... -mike * (...) (29 years ago, 11-Mar-96, to lugnet.robotics.handyboard)
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| | reverse video in IC?
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Is it possible to use printf to display reverse video on the handy board's LCD screen? I'm thinking about creating a menu system for my robot, and inverse video would be nice... Just curious! (29 years ago, 11-Mar-96, to lugnet.robotics.handyboard)
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| | Max poke rate?
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Hi, I've been trying to write to PD2 using the following: int write_port(int port, int value, int mask) { poke(port,(value & mask)|(peek(port) & ~mask)); } It works fine except that the fastest cycle that I can get out of PD2 is about 242 Hz. I need (...) (29 years ago, 11-Mar-96, to lugnet.robotics.handyboard)
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| | synchronization problem with old IC
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Hi Will, I'm assuming that you're using IC 2.81 on an IBM PC? One possible cause is that since IC 2.81 is a DOS program, the serial communication routines for old IC is flakey under a DOS box under Windows. Please run with the window in full-screen (...) (29 years ago, 11-Mar-96, to lugnet.robotics.handyboard)
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| | Occasional Problem
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I have a problem, which is more an inconvienve. At first my HB does not load IC correctly. But after five or so repeats of the below procedure, it works like it should: dl pcode_hb.s19 Everything is OK here. ic Below is reported: Attempting to link (...) (29 years ago, 11-Mar-96, to lugnet.robotics.handyboard)
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| | Re: hbdl users -- please check in
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I used hbdl.exe from windows 96 to download pcode_hb.s19 and it worked just fine. Here are the details about my system. I downloaded through COM1: PENTIUM P5/100 (Gateway 2000 system) Windows 95 68HC11A1FN Thanks Ram. (...) ---...---Dr. M. K. (...) (29 years ago, 11-Mar-96, to lugnet.robotics.handyboard)
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| | if hbdl is giving you problems...
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make sure all DOS shells, as well as any other program that might be using the serial port, is closed! hbdl can't get access to the serial port properly if some other program is using it. Jeffrey, please let us know if that was your problem. -F (29 years ago, 10-Mar-96, to lugnet.robotics.handyboard)
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| | Re: downloader for windows
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(...) Did you try using the right mouse button on the link in Netscape? You should get a menu and can use "Save Link as..." to download, rather than view, any files, including .exe. -- ("`-''-/").___..--''"`-._ `6_ 6 ) `-. ( ).`-.__.`) Chad English (...) (29 years ago, 10-Mar-96, to lugnet.robotics.handyboard)
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| | Higher current Motor Driver
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I saw someone asking about driving higher current motors with the handy board. If you are able to give up two of the four motor outputs you can drive each high current motor with two handy board motor outputs in parallel. This way you can drive up (...) (29 years ago, 10-Mar-96, to lugnet.robotics.handyboard)
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| | sonytransmit and as11_ic
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Hi all, Tried the sonytransmit.asm routine with my sony cd/radio and it worked great. Now if I catch my robot playing the stereo... On a side note, when I tried to compile the sonytransmit.asm file using as11_ic, the assembler couldn't find the (...) (29 years ago, 10-Mar-96, to lugnet.robotics.handyboard)
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| | hbdl users -- please check in
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If you have tried hdml.exe for Windows 3.1/Windows 95, please send a status report indicating: * what CPU type/speed your PC is; * which OS you are running; * which type of 6811 you tried it on (A series or E series) * did it work for you. Vadim and (...) (29 years ago, 10-Mar-96, to lugnet.robotics.handyboard)
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| | 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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