 | | Re: Interactive C
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Dear Robert, There is a file icmain.pdf which gives detailed information about IC. It should be available at the MIT site. Also html pages at the MIT sites should be containing the same information. The data given is specific to IC only and not to (...) (25 years ago, 19-May-99, to lugnet.robotics.handyboard)
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| | Interactive C
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Dear Robert, I found what I consider to be a better copy of the IC manual( with lots of examples) at Rice University's (URL) is a lot of good stuff in this site. Check it out ! ciao Marco (25 years ago, 18-May-99, to lugnet.robotics.handyboard)
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| | Memory Questions
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HI, I just have a few questions for the experts, approximately how many lines of code can the handyboards memory hold? I want to know so I have a scope of how big a program can be written to it. Also I read in the mobile robotics book that it is (...) (25 years ago, 18-May-99, to lugnet.robotics.handyboard)
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| | Re: LCD
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(...) Scott, any 2x16 character display with the 1x14 pinout will work, although the display may end up oriented the wrong way. ie. away from the HB (if you see what I mean). The hitachi chip is a standard interface, but some of the displays have a (...) (25 years ago, 18-May-99, to lugnet.robotics.handyboard)
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| | Help Please need help badly for school
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Hi, I am new to this and am in need of some help ~ I have a project due in school that requires the use of a 6811 microprocessor ~ and controlled by assembly language ~ I have no problem with the hardware ~ the assembly langage ~ or the understaning (...) (25 years ago, 18-May-99, to lugnet.robotics.handyboard)
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| | LCD
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I remember seeing messages about the LCD for Hitachi no longer being available, but I have seemed to have misplaced them. Does anybody know what the substitution for for it is? And will I need to reverse any pins? Also is there a substitution for (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | RE: Memory Problem?
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Hello there. This message is in Response to Eduardo's and Daniel's Questions. Are you guys remembering to put the HandyBoard in bootstrap Download mode and burn the Board with the "Config0c.s19" file? Let me know what you have tried to get it to (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | Re: Interactive C
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I agree with Gary Livick, the best way to learn is by doing. My first program on the handyboard just displayed a message on the screen. My second program was to plug a couple of different resistors into the analog ports and print out the different (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | Driving motors
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Monday, 17th day of May, 1999, 01:15 PM, EST. Is the HB protected from back EMF from miniture DC motors? -Satish. ---...--- Fortune cookie for the mail...generated automatically by the server. Worst Vegetable of the Year: The brussels sprout. This (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | (no subject)
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---...--- Fortune cookie for the mail...generated automatically by the server. To understand this important story, you have to understand how the telephone company works. Your telephone is connected to a local computer, which is in turn connected to (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | Re: Interactive C
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Hello Robert, Besides other general C books, you can consult Interactive-C User's Guide from the following site. It gives you a clear explanation of basic C issue in addition of programming Interactive-C on Handyboard system. (URL) it helps. Best (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | Re: Interactive C
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Dear Bob, I have been using IC for a couple of years, with no prior experience in C. IC is a very small subset of C, as I've learned by studying ANSI C in the last few weeks. The full bore language is a challenge to learn, although you can do it on (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | Memory Help !!!!!!!!
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hi,hi,hi is anybody there?.. please help us, we are just at one step of receiving the message of the interactive c on tht lcd of the handy board ,after downloading the pcode_hb.s19, what sould we do. Does anybody knows a substitute for the (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | Re: Miniature Stepper Motors
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(...) I have no direct experience, but I asked around about small, precise linear actuators. Oriel, Aerotech and Newport are among the companies that have catalogs full of such items. I don't have contact info, but I'm sure a search of the internet (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | Re: Please help!!!!!!!
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Dear Fred: I am having problems driving stepping motors off the handyboard. I have not found much on steppers and handy board except for the code found on Peter Harrison's page, but I cannot get it to work with IC 3.1. Can you tell me where I can (...) (25 years ago, 17-May-99, to lugnet.robotics.handyboard)
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| | Interactive C
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Hello list, Beyond the handyboard I have little need for C and I'm not very good at it. Is there any one book that would be of particular value for this case? That is all I want to do is learn enough to program the handyboard. I bought several books (...) (25 years ago, 16-May-99, to lugnet.robotics.handyboard)
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| | Re: IS1U60
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(...) The Sharp GP1U5x series. Of course, this is the same manufacturer, so you may still have the same problem... Duncan (25 years ago, 16-May-99, to lugnet.robotics.handyboard)
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| | Memory Problem?
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I am in the downloading step on building a HandyBoard, I use the windows Handyboard download program, to download the pcode_hb.s19 file. All the process looks right, but in the Handyboard nothing happends. What can I do? Is it the 32k memory? Does (...) (25 years ago, 16-May-99, to lugnet.robotics.handyboard)
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| | Re: Miniature Stepper Motors
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I propose you to review technical specification of "light servo" system for RC airplane of following web site. (...) (25 years ago, 14-May-99, to lugnet.robotics.handyboard)
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| | Miniature Stepper Motors
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This is more of a general question about the size and resolution of stepper motors and linear actuators. Basically, I was wondering if anyone has any experience with very small high resolution actuators. I am trying to find out if stepper motors on (...) (25 years ago, 14-May-99, to lugnet.robotics.handyboard)
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| | IS1U60
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Hi, im building the handy board and i wonder if you know some substitute for the IS1U60 infrared demodulator. Thanks a lot for you help. Sincerely yours Eduardo Gonzalez Ramirez (25 years ago, 14-May-99, to lugnet.robotics.handyboard)
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| | Re: Servo Control Documentation Clarification...
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Andre: You're right about the HandyBoard & expansion board documentation not being correct in its servo entries. I don't recall what values I found to work properly on the bare HB, but on the expansion board the default of 2540 comes close to (...) (25 years ago, 14-May-99, to lugnet.robotics.handyboard)
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| | Servo Control Documentation Clarification...
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Hi, While I was trying to produce .85, 1.35, and 1.85 millisecond pulses with the Handy Board (with *and* without the expbd.), to control Team Novak's ((URL) "Super Rooster" Electronic Speed Controller (ESC), I found the following discrepancies (...) (25 years ago, 14-May-99, to lugnet.robotics.handyboard)
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| | IR routines
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Hi Max: I used your IR routines with the HandyBoard. I was wondering if it is possible to do something like that for the RUG Warrior, 'cos it also uses the similar IR receiver ( GP1U52X ) . The port to which the sensor is connected is different ( (...) (25 years ago, 13-May-99, to lugnet.robotics.handyboard)
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| | MC34064
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Can anybody tell me the pins config in the MC34064, because I am using the MC34064 as a susbtitute of the DS1233. Thanks Daniel ---...--- " `BETTER´ IS THE ENEMY OF `GOOD ENOUGH´" ---...--- (25 years ago, 13-May-99, to lugnet.robotics.handyboard)
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| | Re: Unsubscribe (Geez, again?)
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(...) My apologies to those smart enough to know better... Fred Martin must have mailed that unsubscribe reminder to me only. I remember seeing it just a day ago, but since there are so many people burning up bandwidth by sending requests to the (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Unsubscribe
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Please unsubscribe me from the handy board mailing list. Joe (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Unsubscribe
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Please unsubscribe me from the handy board mailing list. Julie (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | GP2D12
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I've been trying to buy some GP2D12s with no luck. None of the suppliers that were recommended to me by Sharp has them in stock. They estimate it'll take at least 90 days to get them. The good news is that they quoted me a price of only $6 each for (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Re: MC34064
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please don't send attachments to the mailing list. a 200 K message sent out to 500 people is 100 megs of data. also some people have small mailbox quotas that can be filled up by just one big attachment. i realize 200K isn't huge, but it's still a (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Attachement
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Please do NOT send attachements to the mailgroup. Please send them directly to the person it belongs....... Thanks Tom -- Thomas Hauri ZHW Zuercher Hochschule Winterthur University of applied sciences Technikumstr.9 /PF CH-8401 Winterthur (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Re: zxt614,rue250
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Hello Eduardo I have some ZTX614 devices, let me know your address and I will send you a couple. I also have some spare handy board pcb's if anyone in Europe is interested. Colin (...) -- Colin Barnard cgb@dcs.qmw.ac.uk Department of Computer (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | HOW TO UNSUBSCRIBE
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greetings all, the time has arisen for the periodic unsubscribe reminder. 1. to unsubscribe from the Handy Board mailing list, send a request to Fred Martin, fredm@media.mit.edu. 2. Word has it that the one person who can actually take you OFF the (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Re: MC34064
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Daniel, Okay, I dug up my old email: (...) -- Jeff ___...___ \ Jeff Loeliger Motorola SPS \ \ mailto:r12110@email.sps.mot.com Systems Engineering Department\ \ phone: +44-1355-35-5400 Powertrain Systems Division \ \ fax : +44-1355-35-6300 East (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Re: DS1233
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I used the Motorola 34064 instead of the Dallas 1233 since one year. Functionaly, It seems to work fine. Nevertheless, the chip seems warm. Recently, 2 68hc11 died on my board, apparently without any reason. I wonder if this is due to the current (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Re: MC34064
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Hi Daniel, as an attachment, i send you the motorola mc34064.pdf document. Good luck Bye bernd sakar@servidor.unam.mx schrieb: (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Re: Minissc 2
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If you've loaded the pa7i9600 file, you need to use these lines: pa7i9600(255); pa7i9600(0); pa7i9600(127); which should move servo number 0 to position 127 (the centre position). Probably better if you use something like 255 or 0 to get it to move (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Unsubscribe Unsubscribe Unsubscribe Unsubscribe Unsubscribe Unsubscribe
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(25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Unsubscribe
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Please unsubscribe me from the handy board mailing list. Alex Novaes (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Minissc 2
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(...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | Re: zxt614,rue250
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(...) A quick check reveals that a replacement part for the polyswitch fuse is 60R250 (Littelfuse) or the Bourns MF-RX250...I'm sure there are others. If you can't find one of these resettable fuses, you could likely use any 5amp fuse and just (...) (25 years ago, 12-May-99, to lugnet.robotics.handyboard)
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| | charger
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what i am doing is building a battery charger for back-up batteries to be used with the handyboard, so i don't have to wait for the batteries to charge. can i use the schematic that i found in the handy board technical reference manual except (...) (25 years ago, 11-May-99, to lugnet.robotics.handyboard)
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| | Re: transmitting via airwaves
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(...) module. (...) it (...) I love the RF products radiometrix has, but none of them are FCC compliant (execpt one, but it is relatively low featured). does anyone know of any companies which sell products like them which are FCC compliant? (25 years ago, 11-May-99, to lugnet.robotics.handyboard)
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| | zxt614,rue250
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Hi! im building the handy board interface with a friend. Both of us live in mexico city and we have not found some parts like the ztx614 transistor darlington arrangement, we would like to know which is the gain of each transistor in this (...) (25 years ago, 11-May-99, to lugnet.robotics.handyboard)
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| | DS1233
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Does anybody know the motorola susbtitute for the (Dallas Semiconductor) DS1233-10, because in Mexico the DS1233-10 does not exists. And I can´t find it on the electronics books. Thanks for the help Daniel ---...--- " `BETTER´ IS THE ENEMY OF `GOOD (...) (25 years ago, 11-May-99, to lugnet.robotics.handyboard)
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| | Unsubscribe
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Please unsubscribe me from the handy board mailing list. Rich Connelly (25 years ago, 11-May-99, to lugnet.robotics.handyboard)
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| | Re: DS1233
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Daniel, You can use the Motorola 34064, I used it in both of the Handyboards I build. ***WARNING*** the Motorola 34064 and the Dallas Semiconductor DS1233-10 have different pins out. They are both in 3 pin to-92 packages. I don't remember which two (...) (25 years ago, 11-May-99, to lugnet.robotics.handyboard)
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| | RE: SHARP new product
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I believe the expansion board "lego" connectors do no have the pull-up resistors, so you should be able to connnect the GP'12 directly to these ports without modifying the HB... PS. $7 is about 3x cheaper than what they are here... -Drew (...) (25 years ago, 11-May-99, to lugnet.robotics.handyboard)
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| | Sensors & Parallel Port
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Hi, I'm not sure if I recently had a day dream about interfacing sonars directly with the parallel port, or I actuallydid see a web resource containing such info... Has anyone here seen such resource, or had the same day trip ? Best, Andre Philippi. (...) (25 years ago, 11-May-99, to lugnet.robotics.handyboard)
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| | Re: transmitting via airwaves
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(...) Scott, I did a RF communications between two boards before, and use the DVP module. The only problem is that I can only received data effectively at 300 baud. I want to do some video transmission, but I don't have the time to finished it - I (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Re: SHARP new product
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(...) Yes, you are right. I choose gp2d12 mainly because - I have so many code to load to the board. With this, I don't need to load the .icb file that goes with the gp2d02, instead use the analog() commands directly to get the distance. But be sure (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Re: transmitting via airwaves
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[shsc9801@condor.stc...state.edu] spake unto the ether: (...) We have done this the last 2 semesters with our Autonomous Robotics course here at CWRU ((URL) I bought a $125 color CCD camera from DigiKey and a $23 VHF transmitter kit from JDR (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Battery question
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If you connect the batteries in parallel you will increase the current which is something i'm not sure you want to do. if you connect them in series it will increase the voltage which is what i believe you would like to do. the problem comes because (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | RE: SHARP new product
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Does anyone know where these can be found? I would really like to try some of these out on a new project that I am working on. Thanks for any help! Bill Denzel -----Original Message----- From: maja@robotics.is.tohoku.ac.jp (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | transmitting via airwaves
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Hello, Has anyone tried transmitting such things as a camera (like they have in Jameco) from the handyboard to a computer or tv? The only problem I forsee is powering the transmitter. Anybody have any ideas? Scott Scott Sherman IT Spec. II St. Cloud (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Battery question
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Hello all, I currently have a 12v 2amp camcorder gel-cell as a motor power source for some 12-24v gearhead motors purchased from Acroname. I am using stacked L239's and TI motor driver chips to interface. All is working, except that the motors only (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | RE: SHARP new product
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Steve Richards of Acroname says he will be carrying both the GP02D12 and GP02D15 within the next few weeks...<smack!> -Drew -----Original Message----- From: Bill Denzel [mailto:wdenzel@poly...lpoly.edu] Sent: Monday, May 10, 1999 2:35 PM To: (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Re: Sharp 2L01
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Scott Sherman wrote: <snip> (...) Scott: The Hamamatsu P5587 photoreflector is great for use as a shaft encoder. It's available from Zagros Robotics at: (URL) - - - Nick - - - (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | RE: SHARP new product
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It seems the advantage is you don't have to worry about the control line, the gp2d12 does it all, alleviating the need for the interrupt routines... -Drew -----Original Message----- From: shsc9801@condor.stcl...dstate.edu (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Sharp 2L01
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Hello, I am considering what circutry to use for shaft encoders and one of them was the Sharp 2L01 because of its casing (mounting position mainly). However, I am having trouble trying to find it or anything close to it for that matter. Does anyone (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Re: SHARP new product
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I was looking at that this weekend. I am presently using 4 gp2d02's and am about to order 2 more. the distance on these gp2d12's is no different and I think one might have more control over the gp2d02 since you control the digital output to it (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Re: charger
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the main reason this doesn't work is the 1a supply produces too high a voltage at the actual current being drawn, resulting too high a charge rate. technically, it will work in NORMAL charge mode, but you'll be charging the battery too fast, (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Re: charger
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Hi all: The problem with using a wall wart that is NOT 12 V @ 500 mA is this: most wall warts are _not_ regulated, and they have a fairly high internal impedance. If there is no load on a "12 V" unit, the output voltage will likely be at least 18 V, (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Measuring motors current
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Hi, I'm using for my base 12 v geared motors ,without load, each one drives less than 100 mA, but when stalled, the current grow to 500 mA, wich is to close to the 600 mA of L293 chips, i do not need more current, but i want to protect the L293 from (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | Re: charger
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(...) I'm relying on non-handyboard experience here, but I'm going to assume that's too much. One amp is a heavy load, and although there's a 5v regulator on the circuit, I'd guess that it's not rated for 1 amp (it may just run hot) and might not be (...) (25 years ago, 10-May-99, to lugnet.robotics.handyboard)
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| | SHARP new product
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Hello everyone, Sharp recently release the new GP2D12 (General Purpose Distance Measuring Sensors). Which performs same as the GP2D02. The new product have only 3 pins - Vo, Gnd, and 5V. Vo is an analog output, which means you can use it on any (...) (25 years ago, 9-May-99, to lugnet.robotics.handyboard)
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| | Re: charger
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(...) In short, No. The charging cicuitry on the HB (especially the zap mode) is designed for a 500ma supply. People have had problems with 1 amp ones. Best, Duncan (25 years ago, 9-May-99, to lugnet.robotics.handyboard)
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| | Re: Batteries
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(...) Umm, not sure what you mean by "a current rating of 1A or more". Do you mean 1Ah ? It's certainly alright to use a 9.6v battery with a *capacity* of 1Ah or more... Cheers, Duncan (25 years ago, 9-May-99, to lugnet.robotics.handyboard)
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| | charger
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I have an old 'wall wart' lying around. It has a rating of (12 vdc 1 amp output). i was wondering if i can use it on the handy board. the specs i read about the handy board call for a 12v 500mAmp output. any response would be appreciated. FRED (25 years ago, 9-May-99, to lugnet.robotics.handyboard)
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| | Batteries
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Hi Guys, I was wondering if is it safe to use a 9.6V battery pack with a current rating of 1A or more? (25 years ago, 9-May-99, to lugnet.robotics.handyboard)
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| | DS1233 and Resistor Packs
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I am assembling my Handy Board, and I have a lot of troubles to find, the resistor packs and the DS1233. 1.- Is there any way that I could build one? 2.- Does anybody knows the internal config of a resistor pack (the ones the handy board uses)? 3.- (...) (25 years ago, 9-May-99, to lugnet.robotics.handyboard)
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| | Re: Motor driver source
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Hi Jon, Try (URL) (800-524-6464) I'm looking at their printed catalog now and the part number is L293D. They sell for $2.95/each and there's no minimum order!! I've bought about 50 of them two months ago and they work great! Good luck, kam (URL) (...) (25 years ago, 8-May-99, to lugnet.robotics.handyboard)
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| | Re: Motor driver source
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"Eat Bugs!" wrote: <snip> (...) Dear Mr. Bugs: The SN754410 by T.I. is a direct replacement for the L293D and it handles more current. It is the chip that Gleason Research installs on its HandyBoards. Acroname stocks the part: (URL) fun, - - - Nick (...) (25 years ago, 8-May-99, to lugnet.robotics.handyboard)
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| | Motor driver source
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Does anybody have a source for the L293D motor driver IC from SGS-Thompson? I'm building a 6811F1 and a 6816 based robot, and I can't find a source for the driver. The Handyboard parts list just says that SGS-Thompson is the manufacturer. Thanks. (25 years ago, 8-May-99, to lugnet.robotics.handyboard)
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| | serial port queue
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dear colleagues, for a project, my group implemented an interrupt driven serial port queue for the handyboard. if there is enough interest, we can package it and make it available. regards. jaime montemayor, graduate school fellow <monte@cs.umd.edu> (...) (25 years ago, 8-May-99, to lugnet.robotics.handyboard)
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| | RJ11 on the interface board
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Hello What is the difference between having a side entry RJ11 or a top entry on the interface board. Are the pins in the same order. Thanks Scott Moore (25 years ago, 8-May-99, to lugnet.robotics.handyboard)
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| | Re: PURCHASE IN MIAMI OR BOSTON (Final Response)
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Hello Peter and all handyboard members, Thanks for all the input about my service. However, we shouldn't waste too much bandwidth on this stuff in this mailing list (Sorry, Fred!). We should focus on discussing the application of MIT Handyboard (...) (25 years ago, 7-May-99, to lugnet.robotics.handyboard)
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| | Re: Dumb math question related to Navigation and encoders
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Dear Bob, Trigonometric library functions are available in interactive C. (...) The following functions are available(Refer to IC manual available at the MIT site) float sin(float angle) returns sine of an angle given in radians. float cos(float (...) (25 years ago, 7-May-99, to lugnet.robotics.handyboard)
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| | Re: PURCHASE IN MIAMI OR BOSTON
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This is surpassing, I purchased from Mr Hui. No problems getting it except it sat in customs longer than it took to transport 'cos customs people are idiots. I then sent the whole thing back after a chip failed on the serial board. It was fixed and (...) (25 years ago, 7-May-99, to lugnet.robotics.handyboard)
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| | Re: PURCHASE IN MIAMI OR BOSTON
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This seems strange. I bought my board (assembled) from patrick about 8 months ago. It arrived within about 3 days (to Australia). I was given my own IC keys and registered to my name. Email response was very quick, normally only a few hours, and (...) (25 years ago, 7-May-99, to lugnet.robotics.handyboard)
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| | RE: PURCHASE IN MIAMI OR BOSTON
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Peter- I had a similar experience with Hui. Our HandyBoard kit arrived probably one month after confirmation was received from his store. We did not find any parts missing, but there was another deal with Hui's kit. There was a little note attached (...) (25 years ago, 7-May-99, to lugnet.robotics.handyboard)
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| | Re: PURCHASE IN MIAMI OR BOSTON
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Mabey Hui has become better then when I bought mine. But when I bought mine it took forever to get here, when I eventually got it the box was it extremely poor shape. I sorted all of the parts for assembling the HB and I found some of the parts (...) (25 years ago, 7-May-99, to lugnet.robotics.handyboard)
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| | Re: Interative C on 8086
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I unearthed a post by Randy Sargent from 1996 -- (...) Sorry to trouble everyone! (25 years ago, 6-May-99, to lugnet.robotics.handyboard)
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| | Interactive C on old 8086 machine
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I'm having trouble getting Interactive C to run on an old 8086 machine. No messages of any kind, the program just quietly exits back to DOS without doing anything visible. (The same binary normally on a 486). Does the DOS version of Interactive C (...) (25 years ago, 6-May-99, to lugnet.robotics.handyboard)
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| | RE:PURCHASE IN MIAMI OR BOSTON
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I too have purchased a Handy board from Patrick Hui and was more than happy with the quality of the product. I experienced no difficulties getting it set up and the accessories included in the package were helpful. The only difference I am aware of (...) (25 years ago, 6-May-99, to lugnet.robotics.handyboard)
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| | Re: Purchase in Miami or Boston
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(...) Yeah, the HB and sensors that Patrick Hui sent to me worked great, too. Not only that, but he promptly answered my questions via e-mail. I haven't dealt with Gleason yet, but I wouldn't hesitate to recommend Mr. Hui. -- Will , , __@_/ \_@__ |/ (...) (25 years ago, 6-May-99, to lugnet.robotics.handyboard)
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| | Re: GP2d02 Problems
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as was mentioned, problems loading ICB files are usually due to bad linefeeds. there is a FAQ entry on this, which explains how to solve it: (URL)Greetings all! (...) (25 years ago, 6-May-99, to lugnet.robotics.handyboard)
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| | RE: GP2d02 Problems
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Ryan, Well, it worked for me... Which version of IC are you using? I'm using the Newton Labs IC version 3.1 but as far as I know the program should work with all of the versions. If you tell me what you're using I'll fire that version up and try it (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Re: GP2d02 Problems
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Have you openned the files in a simple editor (I use BBEdit)? If not, try openning them and check what is at the end of the program lines. Sometimes, pending on how it downloaded, it will have "squares" at the end of the lines representing (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Re: Purchase in Miami or Boston
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Peter, I've recently bought a Handy Board kit from Patrick Hui in Hong Kong. Contrary to your experience, I was very pleased about the quality of the parts Patrick sent me! Also, his price was very competitive to Gleason's (which was the reason why (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | GP2d02 Problems
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Greetings all! I just got the Sharp GP2D02 ir distance sensor and I got it all hooked up the way that Barry Brouillette's tutorial explained, and I downloaded the new expansion board drivers, but when I went to load the Barry's IR drivers, it gave (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Re: Dumb math question related to Navigation and encoders
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(...) This is actually a very good question. Generally, math function libraries use what is called a Taylor series expansion of a trigonometric function to return an approximation to the function with arbitrary precision. The more terms from the (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | HC11 Math Libraries?
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Anyone know which of the following are the most bug-free? All were found at the Motorola ftp site: float11.arc fp11.asm 01/22/1986, R. Soja gmath.asm/gmath.lst 12/30/1988, James Shultz hc11fp.asm/hc11fp.doc 12/04/1995, Gordon Doughman HC11FP11.asm (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Re: Purchase in Miami or Boston
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Gleason Research is a very good distributor of HBs. I have bought stuff from them before and I was very pleased. I wouldn't buy it from Patrick Hui, I was very displeased with the quality of the parts he sent me. -Peter (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Re: Navigation & Encoders
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(...) Dear Andrew, You want the angle that line joining G and P make with X axis. That is arctan of the slope of the line from P to G. slope =(yP-yG)/(xP-xG) hence, theta = arctan ((yP-yG)/(xP-xG)) where P=(xP,yP) and G=(xG,yG) Note that this angle (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Purchase in Miami or Boston
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Hi, can anyone suggest me where to by a Handy Board and the Expansion Board in Miami or Boston, or maybe its better to by it by mail from somewhere else? Fred, just in case, Im using Outlook Express and Im sending this mail with "TEXT without (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Dumb math question related to Navigation and encoders
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How do you compute, using Handyboard Interactive C, the Sin, Cos, Tan, Arctan, etc. ? Is there some sort of built in math library file that I can use or is it some sort of formula? I want to implement some rough dead reckoning ability and this stuff (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Re: Expansion board manual
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all info about the exp board is on the web page, at (URL) there some specific info that you are missing? fred (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | connecting an IR sensor to the board
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Hi! We've been trying to connect an ARTEK "photo-electric" sensor. It is the kind that can be used as a switch : it can only "see" a piece of reflective plastic (like the ones found on a bike, or cat's eyes). However, its supposed to work on 12V. It (...) (25 years ago, 5-May-99, to lugnet.robotics.handyboard)
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| | Re: expansion board
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shsc9801@condor.stcl...dstate.edu wrote: <snip> (...) Scott: Do you mean from exp bd J19 to digital 7? - - - Nick - - - (25 years ago, 4-May-99, to lugnet.robotics.handyboard)
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