 | | Re: GCC 2.8.1 for HC11
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(...) ... (...) Curt, may I suggest that rather than re-invent the wheel you take the LCD code out of the Handyboard libraries I wrote that are on the icc11 site. They should pretty much compile out of the box and I know they work :-) They are also (...) (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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(...) I took the assembly routine out of the ICC11 library and adapted it slightly for GCC (input/output params mostly). I had to split up the assembly and C-code portions into separate files, and have the lcd.h/lcd.c/lcdasm.s files ported and (...) (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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I've taken a look at Chuck's LCD code, and I agree that it's the best I've come across. I spent last weekend studying how to program the HB in assembly. There is a woeful lack of documentation for it. There is plenty of docs on programming in IC, (...) (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Multi-Processing
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Hello all- I am using my Handy Board on a robot. My team and and I thought it would be really cool if we could get it to play music while it is moving. Is there a way to do this? In my testing it seems that it only does one or the other. If anyone (...) (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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Keith, I have a reference for you. It is "Microcomputer Engineering," 2nd ed. by Gene H. Miller. You can get it from one of the online book sellers, like amazon.com. It is around $85 or so. In this text is the whole range of things having to do with (...) (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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(...) I've been through Charles Hacker's Buffalo monitor code, the Miniboard GCC & ICC libraries, the Handyboard ICC libraries, and a few other sources, and looked at the schematics and data books a lot. That's the best way to get intimately (...) (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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The problem I have isn't programming the HC11. I picked that up with no problem by spending a day reading Motorola's reference manual (AKA the pink book - kindly provide free by Motorola via their web page). I've got a software background, and while (...) (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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(...) My favorite 68HC11 text resource is: 68HC11 Microcontroller by Joseph D. Greenfield Amazon Price: $87.50 (Wow! I'm sure I didn't spend nearly this much when I bought mine 3 years ago...) The sections on using the 68HC11 timers for interrupts, (...) (25 years ago, 9-Apr-99, to lugnet.robotics.handyboard)
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| | Re: Multi-Processing
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Dear Kat, Try using music.c that I had downloaded and I have sent as an attachment.This file cantains functions which play music on the piezobeeper. Yours sincerely, Nitin (...) (25 years ago, 9-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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(...) You have to get good at reading schematics in this case, period. Schematics are very hard to read at first, but it does get easier quickly. If someone were to write up details on how to access various devices on the Handyboard though (...) (25 years ago, 9-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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(...) I think I'm in the process of writing up such a document. Combined with Fred's guide to programming the 6811 (which covers the miniboard nicely), hopefully this will fill the gap. (...) And using IC libraries works well, up until you have a (...) (25 years ago, 9-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC 2.8.1 for HC11
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(...) You can have a copy of mine if you like. You can relocate it to any available digital ports with ease. It is set up for a single sensor, but you can easily add as many as you have ports for. (...) For people using the Handy Board in small (...) (25 years ago, 9-Apr-99, to lugnet.robotics.handyboard)
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| | GCC/HC11 small patch
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I contacted the original person who did the HC11 port to gcc (Otto Lind), and he pointed me to a patch for it. If you're using gcc-2.8.1 with the HC11 patches in it, you may want to try this: At line 502 of config/m6811/m6811.c, change from: { (...) (25 years ago, 9-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC/HC11 small patch
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(...) I added his patch into my patch and it is now available for download: ftp.eskimo.com/u/a/a...est.tar.gz I've also updated the readme to include the latest copyright information (everyone released it under the GNU Public License), and included (...) (25 years ago, 12-Apr-99, to lugnet.robotics.handyboard)
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| | Re: motor drivers
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Hi! i'm looking for places that sell DC motor drivers or H-bridges. if anyone knows of any please email me back. =) thanx chen (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: motor drivers
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Try Wriz electronics. I think their internet address is www.wriz.com (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: how to
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Does anyone know what it takes to become an "official Handy Board distributor" of assembled boards? There are only two, and there ought to be three! Thanks, Gary Livick (URL) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: motor drivers
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-->Try Wriz electronics. I think their internet address is www.wriz.com Actually, it's Wirz Electronics (URL) you can check out (URL) this helps. --kam (URL) -->On Wed, 14 Apr 1999, Chen Yung Hsu wrote: --> -->> Hi! i'm looking for places that sell (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: how to
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Gary, Write direct to Fred Martin. By the way there are three! We downunder at robot-Oz do distribute unassembled and assembled boards in the Australia/Oceania area using Patrick Hui's boards. We just haven't made it onto the Vendor page yet. Will (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: how to
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The licensing info is at : (URL) you can do what you want with it, invluding selling it, as long as you keep the copyright info intact, and acknowledge Fred Martin and the MIT Media Lab as the creators. Keith Disclaimer: I'm not a lawyer and the (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | GCC Handyboard Library
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For all of you (2?) who have been anxiously awaiting the Handyboard library for the GCC compiler: It ain't ready yet. :-( Keith Hearn and myself have been working hard at different pieces of it, and we're hoping to have a merged library sometime (...) (25 years ago, 16-Apr-99, to lugnet.robotics.handyboard)
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| | Re: GCC/HC11 small patch
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Patch 1.2 to the GCC/HC11 compiler is now available on my FTP site: ftp.eskimo.com/u/a/a...est.tar.gz This new patch includes the patches by Otto Lind, Dr. Steven Barnicki, Keith Hearn, and myself. It is patch 1.2. Also, I put the latest snapshot of (...) (25 years ago, 20-Apr-99, to lugnet.robotics.handyboard)
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| | Re: Expansion board manual
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Is there an expansion board manual like the handyboard manual? if so, where can i find it? =) thanx in advance chen (25 years ago, 4-May-99, to lugnet.robotics.handyboard)
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