 | | Re: GCC 2.8.1 for HC11
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(...) How come you didn't simply use the 2.6.3 cross-compiler? I doubt the optimizer is improved _that_ much for the HC11. (...) It was a while ago, and I don't remember how much of Carlos's work is left. It all had to be converted to the new (...) (26 years ago, 29-Mar-99, to lugnet.robotics.handyboard)
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| | Help needed! Additional info
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Hi everybody! Will Bain alerted me that I was using the wrong library files. I've corrected this, but am still having the "board not responding" problem! Any help on this is still very much welcome!! Thanks and best regards, Marc msmkatz@wxs.nl (...) (26 years ago, 28-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Polaroid Sonar Device fried!!!!
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(...) The most common causes would probably be: (1) Not having a transducer hooked up when the ping is initiated; (2) Having the flat flex cable plugged in backwards (you can't trust the stripe to be on the correct side! Make sure pin 1 goes to (...) (26 years ago, 28-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Help needed!
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MSMKatz wrote: <snip> (...) <snip> Marc, I wonder if the hardware is perfectly ok, but you're inadvertently attempting to load the wrong software. I'm not sure where your lib_hs.lis came from or why IC automatically loads it, but I think it might be (...) (26 years ago, 28-Mar-99, to lugnet.robotics.handyboard)
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| | Polaroid Sonar Device fried!!!!
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The C3279 chip ("Q1") on my sonar device fried. I checked the expansion board and it is assembled correctly. I am not sure why it would fry. I added the 0.1uF electrolytic capacitor to C7 position as stated in the sonar.html site and suggeted by an (...) (26 years ago, 28-Mar-99, to lugnet.robotics.handyboard)
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| | Java class libraries for HandyBoard
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Users interested in running Java on HandyBoard can now download demonstration application and a set of library class files at (URL) Gasparik (26 years ago, 28-Mar-99, to lugnet.robotics.handyboard)
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| | Help needed!
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Hi, I have assembled my recently bought Handy Board kit and have run into major problems: In paragraph 6.0.5 of the assembly manual, the Handy Board is tested for the microprocessor and memory circuits. After powering up the board and running IC (...) (26 years ago, 28-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Handy Board inputs
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Hi Becky, If you are using the HB with the expansion board, you *do* need new library files loaded. Check the web site at: (URL) easiest way to run new library files is to edit lib_hb.lis to include them. To test the HB inputs w/o the expansion (...) (26 years ago, 27-Mar-99, to lugnet.robotics.handyboard)
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| | Handy Board inputs
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Hi, my name is Becky Browning. I am currently working on building a robot using the Handy Board. I am having considerable troubles though getting either the digital or analog inputs to work. Right now I have analogs ports 0 and 1 working with (...) (26 years ago, 27-Mar-99, to lugnet.robotics.handyboard)
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| | analog inputs on expansion board
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Hi, Two questions: 1) When I plug a Lego reflectance sensor into the expansion board it seems to work fine. When I use the angle sensor it seems to work fine. When I plug them in at the same time the angle sensor stops working. No change to the (...) (26 years ago, 27-Mar-99, to lugnet.robotics.handyboard)
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| | GCC 2.8.1 for HC11
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A great link for people doing HC11 work: www.msoe.edu/eecs/ce.../resources Here they have Wookie, a HC11 simulator for Win32, the WinBug11 downloader, a DOS HC11 simulator, AS6811 and ASLINK (relocatable assembler), and something I've sought for a (...) (26 years ago, 26-Mar-99, to lugnet.robotics.handyboard)
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| | Re: HB Memory
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Thanks everybody. (26 years ago, 26-Mar-99, to lugnet.robotics.handyboard)
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| | Re: [Fwd: Robot Mapping]
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-->Heck, that sounds pretty easy. As long as you know where you start from and you use a cartesian or -->polar form of V=vsub0 + a*t integrated over time, and you are either working in a vacuum or at such low -->velocities that c sub d is (...) (26 years ago, 26-Mar-99, to lugnet.robotics.handyboard)
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| | Re: [Fwd: Robot Mapping]
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(...) Heck, that sounds pretty easy. As long as you know where you start from and you use a cartesian or polar form of V=vsub0 + a*t integrated over time, and you are either working in a vacuum or at such low velocities that c sub d is negligible, (...) (26 years ago, 26-Mar-99, to lugnet.robotics.handyboard)
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| | [Fwd: Robot Mapping]
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-- ___...___ Jonathan Pennington -Anthropologist/Geologist -Linux User and Advocate -Bart Simpson Sympathizer Email at jwp(at)awod.com ___...___ (26 years ago, 26-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Robot Mapping
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(...) I've been thinking about this too. The problem as I see it is that without some shaft encoders on the wheels, your robot doesn't really know how far it's moved, and therefore where it is in the map. If you power on the forward motor for 2 (...) (26 years ago, 26-Mar-99, to lugnet.robotics.handyboard)
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| | RE: Robot Mapping
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Check this reference out: "Autonomous Agent Map Construction in Unknown Enclosed Environments", Keith L. Doty and Steven L. Seed, Machine Intelligence Lab, DEE, University of Florida, Gainesville, FL and Chapter 10 of: "Sensors for Mobile Robots, (...) (26 years ago, 26-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Help with pointers
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(...) Actually, in 'normal C', to be completely correct you would cast the pointer conversion to show that you really knew what you were doing, like this: p = (char *) &x; Unfortunately, neither the free ware IC nor IC 3.2 support this. Here is (...) (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Robot Mapping
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I would also like to know about this. please cc any info to me too. =) chen (...) (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | RE: Sharp GP2D02
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Scott, The reason I wrote mine the way I did was so that I could avoid disabling interrupts for long periods of time. If you don't care about timer interrupts or things like wheel encoders, either program should work fine. My program uses digital 15 (...) (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | Robot Mapping
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Hello, I am working on an autonomous mobile robot. Which has a sonar and infared sensor incorporated into it. Right now it can avoid objects, by sensing it and backing up and turning. I want my robot to take the information from the sensors and map (...) (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Help with pointers
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(...) When you do pointer arithmatic, you work in increments of what the pointer points to. So if you have a pointer to an int, as in the above example, when you add one to it, you actually make it point to the next int, not the next byte or word. (...) (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | Re: HB Memory
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Stef, The HB comes with a 32K ram chip addressed at $8000 and above. A fair amount of this space is taken up with the Pcode interpreter if you run Interactive C, but there is still lots of room left for programs. Good luck, Gary Livick (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | Sharp GP2D02
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I purchased two Sharp GP2D02 infrared sensors from Acroname and downloaded their interface to a Handy Board and Barry Brouilette's interface to the Handy Board. I was wondering which any of you have used and why so I can select one to use on in my (...) (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | Help with pointers
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Hi all little question: How can I ad a value to a pointer ?? int *px, x; px = &x; px = px + 1; (????? pointing to the lowbyte of x for example) Is it just NOT possible with IC or am I missunderstanding anything ???? Thanks for any help. -- Thomas (...) (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | HB Memory
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Excuse me, I have not yet my hb and I'd like to know how much memory has it (max size). Thanks Stefano Falconetti (26 years ago, 25-Mar-99, to lugnet.robotics.handyboard)
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| | Simtek part #
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In response to the requests I've had on a part # for the Simtek memory. I tried the: STK15C88 W45 (26 years ago, 24-Mar-99, to lugnet.robotics.handyboard)
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| | Little more info on the Simtek mem chips
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I did a little more playin last nite with the Simtek mem chips. Whether or not the Mem chips will save memory depends on a few things. If I am powering the HB with the serial/charger line and unplug it, the Simtek chips will hold their memory. If I (...) (26 years ago, 24-Mar-99, to lugnet.robotics.handyboard)
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| | Source Of GP2DO2
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Hi all, I am located in Sydney. I want to buy some IR detector GP2DO2 (sharp). These are not available in Australia. Can any body give me a reference of any stockiest located in USA, who can send me these detectors. I will be highly obliged. Regards (...) (26 years ago, 24-Mar-99, to lugnet.robotics.handyboard)
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| | Re: help with ICC11
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(...) Hi Gary, I haven't used ICC with the HB but I do use it with the miniboard. I've had good luck with dlm which I believe is available from the HB site. Karl Lunt (who wrote the brilliant SBasic compiler for the 6811) has a version of motorola's (...) (26 years ago, 23-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Simtek memory
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(...) [short snip] Problem is the Simtek chip needs a few (...) Bruce, they *do* work well. I haven't had to add any caps. I just plugged it in and it worked 8^]. And they don't collide with the LCD or exp. board like the Dallas battery backed (...) (26 years ago, 23-Mar-99, to lugnet.robotics.handyboard)
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| | Re: help with ICC11
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I'm using win98 an ICC11. I was unable to get ICC11 to communicate with my handybaord. I instead used hbdl to download the output (s19 file) from ICC11 to my handyboard. This worked without problems. My biggest problem was that in my project I (...) (26 years ago, 23-Mar-99, to lugnet.robotics.handyboard)
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| | help with ICC11
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I have an expanded Handy Board, and version 5.0 of the ImageCraft C Compiler. I am running Windows 98. Setting up to talk to the Handy Board is a bit of an obstacle for me. Has anyone done it with the ICC11 compiler, or is there a site someone knows (...) (26 years ago, 23-Mar-99, to lugnet.robotics.handyboard)
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| | Simtek memory
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A few weeks ago Duncan Orthner mentioned the Simtek memory chips on the HB newsgroup. They sounded like a good idea so i tried them. They work very well. But..... The HB may need a little modification to make them work rite. When the HB is powered, (...) (26 years ago, 23-Mar-99, to lugnet.robotics.handyboard)
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| | Re: PWM and executing 2 function at the same time
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(...) Umm, not sure which 'pulses' you're refering to. How are you generating the pulses and what are they for? Do you mean the PWM going to the motor drivers? The HB can generate lots of different pulses 8^] and for question 2, i mean is (...) try: (...) (26 years ago, 23-Mar-99, to lugnet.robotics.handyboard)
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| | Re: PWM and executing 2 function at the same time
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thanz Duncan for your advice. but for question 1, what i mean was to count the number of pulses generated without any external device. what i am asking is to count the number of pulses internally. and for question 2, i mean is there any command to (...) (26 years ago, 23-Mar-99, to lugnet.robotics.handyboard)
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| | RE: Sonar Recentering Question
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Great idea! Thanks. Ross Tonkens Ted Mylenbusch (...) RMT (26 years ago, 23-Mar-99, to lugnet.robotics.handyboard)
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| | RE: Sonar Recentering Question
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Just a suggestion but you could mount a Hall effect sensor somewhere near a rotating rounded part on the cage and glue a small piece of magnet to the rounded part. You could look for the pulse on a digital input. This way it would not add much (...) (26 years ago, 22-Mar-99, to lugnet.robotics.handyboard)
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| | Sonar Recentering Question
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I've rigged up a rotating cage holding the Polaroid 6500 transducer at the front of one of my bots. Every time I turn on the handy board, I'd like the software to begin by centering the transducer facing forward. I've rigged a micro motor to a bevel (...) (26 years ago, 22-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Polaroid sonar device
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I had similar problems until I installed the .1uF capacitor at C7 on the sonar board as mentioned in the documentation for the use of the sonar device with the expnsion board. Edgar Leatherman, another handy board afficianado, was kind enough to (...) (26 years ago, 22-Mar-99, to lugnet.robotics.handyboard)
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