 | | Programming Problem
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Hi everybody, I have a software problem hope any expert can help me.. thanks.. I'm using IC ver. 3.2 for my project, when I run the main() program, it said I have not enough stack space. One of my sub-function program also have the same condition (...) (25 years ago, 30-Mar-00, to lugnet.robotics.handyboard)
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| | Line Sensor How-to
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Hello All! Anyone interested in a line sensor how-to for the HB? I've posted up a short article: (URL) fun. -kam (URL) (25 years ago, 30-Mar-00, to lugnet.robotics.handyboard)
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| | Mac Ic 2.8
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I run the commercial version of IC on a Mac color classic I got for $50. It works great and doesn't take up a lot of desk space. Plust there is a nice nostalgia factor. -Scott Harris (...) system (...) (25 years ago, 30-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Ic 2.8 system requirements?
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(...) Hi everybody, I have a little Mac Plus (68000!) which has got 1Mb of RAM and system 6.0.3 on it. Running only the Finder (no Multifinder!), I just discovered that I can run the INIT board and the IC applications with no trouble whatsoever. You (...) (25 years ago, 30-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Battery Charging Question
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(...) It is basically charged the same way and has all of the faults of he NiCd (voltage depression, etc.) but while it has a higher average capacity, it does not have as much current delivery (higher internal resistance.) The cells peak charge in a (...) (25 years ago, 30-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Battery Charging Question
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Hi, Yes, I read that too. But the pack was NiCd, mine is NiMH. According to some people, the charging methods between the two are different. I don't think I can charge NiMH pack like a NiCd pack (or can I??). -- Ray Aaron Dwyer (...) (25 years ago, 30-Mar-00, to lugnet.robotics.handyboard)
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| | RE: Battery Charging Question
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Ray This is a post that Dennis Clark answered thoroughly for me just last week. By the way thanks for that Dennis, I think I forgot to before. (...) You will need some good equipment, or you will need lots of patience and a good DVM. Here are the (...) (25 years ago, 30-Mar-00, to lugnet.robotics.handyboard)
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| | Battery Charging Question
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Hi all, I was wondering if any battery expert can help me on this. A friend of mine gave me a NiMH battery pack for my HB expansion board AUX power supply. It is rated 6V, 3 AH (yeah, he gave me the spec.) but there is no charger. I know charging (...) (25 years ago, 30-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Ic 2.8 system requirements?
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(...) Try this page. Surprisingly, it's on the Handy Board web site! I used to run this software on a Mac IIfx. Gary Livick Tiny HC11 products for your robot (URL) (25 years ago, 29-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Ic 2.8 system requirements?
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gads -- i think you can go with a 68030 mac and system 6.0.8. fred In your message you said: (...) stem (...) (25 years ago, 29-Mar-00, to lugnet.robotics.handyboard)
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| | Ic 2.8 system requirements?
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Hi Im currently using IC 2.8 and was wondering what its minimum system requirements are?(ram, speed,processor,system etc.) By the way Im a mac user so Is there acopy out there for a 68k mac? Thanx in advance and for quick responses? -Alex Ps- (...) (25 years ago, 29-Mar-00, to lugnet.robotics.handyboard)
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| | Using IC2/3 inputs w/interrupts in ASM?
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One of my students wants to use the IC2/3 lines for a function on his LEGO robot. He needs to write an ISR for this particular line. I've done this many times with the 6811 under the BUFFALO monitor, but I don't know the "side effects" likely if we (...) (25 years ago, 28-Mar-00, to lugnet.robotics.handyboard)
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| | How to hack the sonar module from a Polaroid 3500 Camera
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Anyone know how to hack the sonar module out of a Polaroid Sonar 3500 camera? Or got any good links? Thanks, Bill Denzel (25 years ago, 28-Mar-00, to lugnet.robotics.handyboard)
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| | Re: InterActive C 3.2 or Interactive C 2.8 freeware
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Oups, I thought this message was lost - Sorry about this (25 years ago, 27-Mar-00, to lugnet.robotics.handyboard)
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| | Rebuilding Pcoder
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Hi, has anybody ever manage to rebuild a pcoder, using Kent Farnsworth's routines? I just tried, but I am usure about the compiler switches. Next to the startbutton I found the remark "rev. 1.2A", Kent just mentioned REV2 or REV 2.1 board. (...) (25 years ago, 27-Mar-00, to lugnet.robotics.handyboard)
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| | Re: InterActive C 3.2 or Interactive C 2.8 freeware
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(...) Just try printf("\n %f",4.1/4.1); and see the surprising result with the free version (2.). You should be really careful, when using floating point operations, 'cause there seem to be loads of these errors. I am not sure, if this problem is (...) (25 years ago, 27-Mar-00, to lugnet.robotics.handyboard)
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| | Re: InterActive C 3.2 or Interactive C 2.8 freeware
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(...) Actually I am using the free version, but you have to be very careful, if you need reliable floating point operations. For example try printf("\n%f",4.1/4.1); and have a look at the surprising result (2.). This is just an example, there loads (...) (25 years ago, 27-Mar-00, to lugnet.robotics.handyboard)
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| | Re: A few questions.
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Hi Todd, I'll answer the best I can. (...) As long as the relay doesn't require more current than the motor driver chip can handle. You can always bridge the motor outputs together for higher current. The motor chip has the built in diode, so you (...) (25 years ago, 27-Mar-00, to lugnet.robotics.handyboard)
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| | (canceled)
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| | Re: A few questions.
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(...) I don't know about the other questions, but with Interactive C if you write a function called main it will be executed on power up. This just uses the reset interrupt, which can be set manually if you're using a different compiler/assembler; (...) (25 years ago, 27-Mar-00, to lugnet.robotics.handyboard)
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| | A few questions.
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Can the motor outputs be used to close a relay instead of running a motor? As an example to control a motor that needs 120v AC? As far as the inputs go, are the digital inputs for switch type sensors (high or low value only), and the analog inputs (...) (25 years ago, 27-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Sonar
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The hardware is limited to 31.5' (~ 10 meters). The limitation is on the design of the receive amplifier's gain module (and noise floor). Generally scaling this to an integer of 32767 results in a precision of just over 1 tenth of an inch (or 1/3 (...) (25 years ago, 26-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Sonar
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(...) Martin, I noticed a similar result as well. Maybe someone else can say for sure, but I seem to remember that there may be a way to slow down your interrupt counter, so that it won't overflow (a timer setup register). I don't have my 'HC11 book (...) (25 years ago, 26-Mar-00, to lugnet.robotics.handyboard)
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| | Re: sonar mapping with evidence grid
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(...) Yep, about 30 degrees. There's a pretty good article about how to deal with it on the Seattle Robotics Society web site: (URL) it out before somebody decides to delete it! One thing they don't really discuss in the article is how much extra (...) (25 years ago, 26-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Sonar
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(...) That sounds correct. Someone else asked about that last year. Try searching the mailing list archives. The problem is not just that the result is an integer, but that it's a signed integer. You effectively only get 15 bits of information out (...) (25 years ago, 26-Mar-00, to lugnet.robotics.handyboard)
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| | Sonar
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Hi I've a Polaroid Sonar Ranging Modul. The longest distance I can mesaure is about 2,7 meters. In my opinion it's not the hardware, but as the result is an integer, so it can't be greater than 32768. Right? Has anybody developed another programm, (...) (25 years ago, 26-Mar-00, to lugnet.robotics.handyboard)
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| | sonar mapping with evidence grid
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Hi, I have connected sonar to my HB and it is time to analyse the data. Is it true that the sonar range reading is in a cone shape at 30 deg. and not at point form ? I just can't find any information from the Polaroid home page. Is anyone there (...) (25 years ago, 26-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Handyboard Upload
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Ive used the serial routines on the Hb site with moderate success. You can send data byte by byte along the line through the interface board and back to your serial port. A simple way to test the incoming data is to run a terminal program on the (...) (25 years ago, 24-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Handyboard Upload
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(...) I've done this. Kind of. I hooked up a Handyboard to listen to a GPS, and to send commands and data to a terminal node controller (an amateur radio modem) to send my position out over the radio. In order to do this, I told Interactive-C to (...) (25 years ago, 24-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Handyboard Upload
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Here is a RS232 com driver that you can use to send serial data to other devices. It's on the Handy Board Site. (URL) is more info similar to the above, also from the Handy Board site: (URL) there is the attached from George Musser's Advanced (...) (25 years ago, 24-Mar-00, to lugnet.robotics.handyboard)
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| | Re: InterActive C 3.2 or Interactive C 2.8 freeware
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The commercial version of IC offers the ability to declare multidimesional arrarys (with freeware, you only can use single dimensiond arrays), commercial IC allows #includes, and the user interface is somewhat more robust, making debugging more (...) (25 years ago, 24-Mar-00, to lugnet.robotics.handyboard)
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| | Handyboard Upload
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Has anyone out there ever uploaded data collected by the Handyboard back to the PC? I need to get some distances measured by our sonar sensors back up to the PC for use in another application. If you can help me, I'd really apprieciate it. (25 years ago, 24-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Handyboard in mix with SSC II Servo Controller
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Hi again, Don't be confused la. I think you had made a little mistake. In order to interface SSC with HB, the serial connection is not by the telephone line. The connections is done by connecting the serial data pin on the SSC. Remind you that it is (...) (25 years ago, 24-Mar-00, to lugnet.robotics.handyboard)
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| | InterActive C 3.2 or Interactive C 2.8 freeware
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Hello Handyboard users and helpers, We are a group of new Handyboard users from Denmark. We are building a non commercial autonomus mobile robot (Programmed via PC)for a competition at a university. We need to know wether we can do with the (...) (25 years ago, 24-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Handyboard in mix with SSC II Servo Controller
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Hi! I've tried connecting the SSC II to the handyboard through a telephone wire (and when that didn't work) through the configurating header at the upper right corner of the SSC II circuit board. I've downloaded the proper library to the handyboard (...) (25 years ago, 23-Mar-00, to lugnet.robotics.handyboard)
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| | dead hb - alive again
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hello. seems my dead handyboard problem of yesterday was a result of a bad adapter, not the board itself. a relief. thanks, claudia (25 years ago, 23-Mar-00, to lugnet.robotics.handyboard)
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| | Re: Handyboard in mix with SSC II Servo Controller
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Hi, There are several steps you should follow. 1..Download the 9600 serial driver form (URL) you that if you use SSC controllers, download the inverted version. 2...Refer to you SSC manual, connect the serial in pin to PA7 of handyboard, PA7 is the (...) (25 years ago, 23-Mar-00, to lugnet.robotics.handyboard)
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| | dead hb - overpowered?
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hello. i used the wrong dc adapter (15v) to power my hb today. i made the switch to the proper adapter (12v) fairly quickly, and things seemed fine - i was able to download the pcode. but when i rebooted the board, the power died and i've not been (...) (25 years ago, 23-Mar-00, to lugnet.robotics.handyboard)
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| | Re: resistor pull-up help!
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basically, yes. the inputs from the expansion board feed into the inputs on the main board. if you need a high impedance input, your best bet is to cut a trace on the main board and use one of those inputs. the exp bd takes over main board inputs 0 (...) (25 years ago, 23-Mar-00, to lugnet.robotics.handyboard)
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| | RE: resistor pull-up help!
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Hi, Are the general-purpose analog inputs in the exp board also connected to the pull-up in the HB main? To use that kind of sensors the only way is to cut the trace in the HB, no matter I have or no the ExpBoard? Thanks Jose Luis --- Original (...) (25 years ago, 23-Mar-00, to lugnet.robotics.handyboard)
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