 | | hacking servo motors
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Hi, I am trying to implement a auto recharge system for my robot. i am using a homming beacon on the recharging station and whenever myrobot is out of charge it has to find the that beacon. to scan the area i need to use the sero motor. i never used (...) (24 years ago, 15-Jan-01, to lugnet.robotics.handyboard)
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| | Re: 2 RealTimeJava for the 68HC11 Questions
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Yes, I bought one in kit form from www.acroname.com (whom I highly recommend). As far as what else it can do, I would suggest visiting www.handyboard.com to read more about it. (...) (24 years ago, 15-Jan-01, to lugnet.robotics.handyboard)
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| | Dallas 1 Wire Interface on handyboard
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Hi, has anyone implemeted Dallas Seminconductor 1Wire network on Handyboard? If not I'll take a a stab at writing the code, it doesn't look to bad according to the application notes. I've got several of the Dallas 1 wire thremometer chips.. pretty (...) (24 years ago, 14-Jan-01, to lugnet.robotics.handyboard)
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| | Re: 2 RealTimeJava for the 68HC11 Questions
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(...) Other than seeing people write about it, I'm not familliar with this product. When you say "newly constructed" is that to say it's in a kit form? Who makes it and where do you get it? I understand that it's a microcontroller development board, (...) (24 years ago, 14-Jan-01, to lugnet.robotics.handyboard)
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| | 2 RealTimeJava for the 68HC11 Questions
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Hello All, I am having lots of fun with my newly constructed Handy Board. I have also downloaded the simple RealTimeJava for the 68HC11 and been using that. It has worked well for me and I am inclined to continue using this as my tool of choice for (...) (24 years ago, 14-Jan-01, to lugnet.robotics.handyboard)
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| | Re: downloading the pcode during assembly
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(...) I have checked my serial charger board with hyper terminal. It is working perfectly. I have checked also the connections between the charger board and the HC11 and they are ok. (...) I have checked every wire connection between the HC11 and (...) (24 years ago, 13-Jan-01, to lugnet.robotics.handyboard)
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| | battery charging monitoring
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I have designed a simple lead acid charger for 12 V batteries and i am looking for a software program for 68hc11 microprocessor in order to monitor certain charging characteristics ( voltage, current, temperature). Thank you. (24 years ago, 12-Jan-01, to lugnet.robotics.handyboard)
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| | Sonar/Compass together on HandyBoard Expansion
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Has anyone tried interfacing a PNI Compass to a Handyboard expansion board w/sonar? Can anyone share the info? (24 years ago, 12-Jan-01, to lugnet.robotics.handyboard)
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| | Re: downloading the pcode during assembly
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The HB is supposed to be in special test mode, see (URL) . Re your downloading problems, first, see the debug info at (URL) the Windows serial debug test there, make sure that the serial signals are getting from the HB's RJ11 connector to the 68HC11 (...) (24 years ago, 12-Jan-01, to lugnet.robotics.handyboard)
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| | downloading the pcode during assembly
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hi, I am during the assembly phase where I am supposed to be able to download the pcode to the handy board. I've placed on my handyboard a UM62256A-10L as RAM a MC47HC132N and a PICVUE 16x2 LCD PVC160203P All the test from the handyboard assembly (...) (24 years ago, 12-Nov-00, to lugnet.robotics.handyboard)
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| | Re: Encoder Implemenation questions
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(...) I would suggest shutting it down early (say 5 ticks early) and using a "jog" mode whereby brief pulses are sent to the motor to move it the remaining distance. Lets say you shut it off at 19 (targeting 24) and the motor/load's momentum carries (...) (24 years ago, 12-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Encoder Implemenation questions
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(...) Actually I was simplifying too much here. My goal is to be able to execute a relatively accurate 90 deg. turn to "round the curve" in a narrow hallway and to be able to spin on axis (robot is circular) a full 180 so I actually can count on (...) (24 years ago, 11-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Encoder Implemenation questions
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(...) No, your conclusion is too broad, simply stated if you don't monitor motor current (and to some extent model the inertia of the motor) in software, then your damping algorithm (which is effectively a constant based on your description) won't (...) (24 years ago, 11-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Encoder Implemenation questions
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(...) It certainly helps. I guess I'll stick to my kludge... it's easier. ;) So in order to do effective rotation sensors I need to monitor not only the rotations, but the power applied to the motor as well? That seems fairly complex but I guess (...) (24 years ago, 11-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Encoder Implemenation questions
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You step into the morass that separates reality from theory :-) The "right" way to do this is to measure the current on the servos, ramp their accelleration up and then down again as you approach your final endpoint. Read up on feedback systems and (...) (24 years ago, 11-Jan-01, to lugnet.robotics.handyboard)
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| | Encoder Implemenation questions
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I have contructed a robot that I want to be able to move and position itself accurately. I have encoders (the Hamamatsu P5587) attached to analog inputs 4 & 5 using sencdr4 & 5. I have 24 segment encoders that should give me a resolution of about (...) (24 years ago, 11-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Basic assembler and downloader question
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That did the trick. Thanks for helping me out with something so basic. I guess that I am next going to read up a little further on how the HandyBoard is using the special mode variations of the Motorola chip while still being able to access the (...) (24 years ago, 10-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Basic assembler and downloader question
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OK, I didn't see the following before. The HB has its reset vector at $BFFE. So the second ORG must be there, not at $FFFE. Please see (URL) more info. Fred In your message you said: (...) , (...) is (...) ot (...) (24 years ago, 9-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Basic assembler and downloader question
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I tried using dl.exe and the download appeared to work. However, the LED still did not turn on. Is something wrong with my code? Perhaps the RAM is not accessible at this point as the chip is in bootstrap mode? Again here is the listing (with the (...) (24 years ago, 9-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Basic assembler and downloader question
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(...) The first thing that occurs to me is this: are you sure that $8000 is a valid ROM/EPROM/EEPROM address? I would suspect that is the problem. I'm taking an educated guess though, since I'm not familliar with the software you are testing it (...) (24 years ago, 9-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Basic assembler and downloader question
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Brian Try using dl.exe rather than dlm.exe Also, put a line LOOP BRA LOOP after you store the value in the Port A. otherwise the 6811 will happily execute whatever's next in memory. Fred In your message you said: (...) . (...) (24 years ago, 8-Jan-01, to lugnet.robotics.handyboard)
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| | Basic assembler and downloader question
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Hello All, I recently completed assembly of my Handyboard and now I'm excited to be moving into the coding realm (which is more my area). I was able to get Interactive C to communicate with the board. However, given my nature of wanting to (...) (24 years ago, 8-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Rug Warrior with Interactive C
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(...) You'll find the necessary files here : (URL) is the file serialio.c . In this file there is a function called disable_pcode_serial (). This does (who wonders) disable the pcode download mode on the Handy (even 6.270) board. Now you can use the (...) (24 years ago, 7-Jan-01, to lugnet.robotics.handyboard)
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| | Rug Warrior with Interactive C
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I am working the the Rug Warrior platform running IC. I want to implement learning algorithms and then "upload" the learning parameters to my host computer. I need this both to debug the algorithms and also store the current learning state of the (...) (24 years ago, 7-Jan-01, to lugnet.robotics.handyboard)
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| | Re: ICC11 Compiler for the handyboard
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(...) You should have the latest files for the Handyboard library on the disks you got from ImageCraft when you bought ICC11. However, if you are trying to use the "free" version of ICC11 then you need to be aware that the library does _not_ work (...) (24 years ago, 5-Jan-01, to lugnet.robotics.handyboard)
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| | ICC11 Compiler for the handyboard
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To whom it may concern, I am trying to use the ICC11 compiler from ImageCraft to compile some C code for the handyboard. I went to the ImageCraft site and downloaded the library files for the handyboard. I tried running the setup batch file but it (...) (24 years ago, 5-Jan-01, to lugnet.robotics.handyboard)
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| | Averaging sensor data works great! Anyone experimenting with robotic skins/enclosures?
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Hi All, I just wanted you all to know that averaging the sensor data on the handyboard yeilds great results. I've got servos and hdrive motors on my robot, and ocassionally I'll get a bogus sonar ping, or my IRPD detector would get a bogus reading. (...) (24 years ago, 5-Jan-01, to lugnet.robotics.handyboard)
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| | Re: Motor Speed Code
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Contact the 68332ABB site at www.egroups.com and sign on to the list server. Kenneth Maxon has done a lot of work with this kind of thing, and is a member. It's basically a no-brainer. Best regards, Gary Livick (24 years ago, 2-Jan-01, to lugnet.robotics, lugnet.robotics.handyboard)
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| | Motor Speed Code
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Hi, I have a DC motor that provides quadrature encoding feedback. I'm using the 332 with the motor control TPU functions and I was just wondering if anyone has written any code or seen any code that will calculate the speed and direction of the (...) (24 years ago, 2-Jan-01, to lugnet.robotics, lugnet.robotics.handyboard)
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| | Black Square Problem
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On the top row of the LCD I have black squares, like the problem listed in the FAQ, but none of the info in the FAQ helps. I can download p_code in the 'dl' program but not 'HBDL'. Occaisionally when I turn it on all the red indicators on the motor (...) (24 years ago, 31-Dec-00, to lugnet.robotics.handyboard)
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| | Re: IR receiver question.
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It's normal to get IR noise in sunlight, halogen light, or bright incandescent light. So you're fine. Fred In your message you said: (...) (24 years ago, 23-Dec-00, to lugnet.robotics.handyboard)
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| | IR receiver question.
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Hi all, I have now finished assembling my HB and works perfectly as far as I can test now (no oscilloscope, but all software tests ok). I only have a minor problem : when debugging the IR reception unit, the software test indicates that the green (...) (24 years ago, 23-Dec-00, to lugnet.robotics.handyboard)
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| | ICB Files
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Help, I am having trouble compiling *.asm files into *.icb files. Each time I try I get an ICB file, but it will not load in interactive C. I tryed using the software provided by with my handyboard(as11_ic)with no success. Is there any other (...) (24 years ago, 22-Dec-00, to lugnet.robotics.handyboard)
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| | pcode doesnt work
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Hello, We are using hbdl.exe to download the pcode (pcode_hb.s19) to our handy board. The "Monitor download process seems to work but the screen displays "Program Download Progress", we get the error message "Error at address 0x0000". We have tried (...) (24 years ago, 21-Dec-00, to lugnet.robotics.handyboard)
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| | FIRC2000 submissions online
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FIRC2000 contest has been completed with 15 entries from all around the world (USA, Canada, Japan, Italy and Spain). Each project is accessible on the homepage: (URL) category: Mouse by Tim (USA) Roboat by Riccardo (Italy) Cyclops 2.1 by Juan (...) (24 years ago, 20-Dec-00, to lugnet.robotics.handyboard)
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| | Re: Serial connection to a basic stamp
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In lugnet.robotics.handyboard, Damian Trujillo writes: Hi Damian, at first you should tale a look at (URL) should find the necessary information there. Rainer (...) (24 years ago, 19-Dec-00, to lugnet.robotics.handyboard)
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| | Serial connection to a basic stamp
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Hello all, My team and I are working on a robot which uses the Parallax Basic stamp 2e to drive all of the legs. We aer using the handy board to process all sensor signals and send the appropriate message to the basic stamp to do programmed leg (...) (24 years ago, 19-Dec-00, to lugnet.robotics.handyboard)
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| | FA: TDS-220 Oscilloscope (NEW Lowered Price)
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Greetings, Okay. So I've lowered the price for a QUICK(er) sale. This is essentially a brand new $1,800 oscilloscope with a starting bid of $1,200 (with no reserve).. The new eBy link is: (URL) bidding! Thank you kindly, -Dinh Bowman- (24 years ago, 17-Dec-00, to lugnet.robotics.handyboard)
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| | Intelligent Robotics Course
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Hello, in case anyone is interested, the Univeristy of Birmingham (UK) , intelligent Robotics course, is drawing to a close, so all our robots are up on the web. If anyone happens to be interested in what robots were designed etc, then check out (...) (24 years ago, 14-Dec-00, to lugnet.robotics.handyboard)
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| | Re: IR Proximity Detector Kit
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Martin, I have a bunch of IRPD kits that will work peachy with a Handyboard, or anything else - It is a PC board and PIC, you buy the parts you need to finish it out locally. Since it works with any 38KHz or 56.7KHz (depending on the kit) that you (...) (24 years ago, 14-Dec-00, to lugnet.robotics.handyboard)
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