 | | Re: pcode_hb download problem. Please Help me.
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ok, telephone cable, should be something like this: (please excuse the ascii art)(test by putting both connecters together, facing each other end-to-end. the colours dont really matter, as long as they match: ___...___ ___...___ --red-----| (...) (27 years ago, 16-Oct-97, to lugnet.robotics.handyboard)
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| | pcode_hb download problem. Please Help me.
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I have a big problem to download pcode_hb.S19 on my Handy Board. The download looks like OK. I have this message on my PC Screen. 6811 .s19 file downloader. Version 7.31 Aug 3 1994 Copyright Randy Sargent 1994 Using port com1 Please place board in (...) (27 years ago, 16-Oct-97, to lugnet.robotics.handyboard)
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| | Tone generator questions
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hello. I'm reading through the Robot builders bonanza, and I'm on pp.266. On the bottom of the page (fig. 30-16), there is a tone generator that will generate 2 ones. As printed, theres a chip (4071) that limits only one of the tone jenerators to (...) (27 years ago, 16-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Looking for cables
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Mouser Electronics has a good selection of connectors that work well on the handyboard. They can be found at: (URL) (27 years ago, 15-Oct-97, to lugnet.robotics.handyboard)
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| | Downloading Problems
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I know that the cable works because a person I know has used the modem cable succesfully with their handyboard. Also, I have done a continuity check on the wires in the cable and comparred them to what Apple says is a modem cable, and it is (...) (27 years ago, 15-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Downloading Problems
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1. don't worry about the slightly out of spec voltages, +/- 5% is just not a problem. 2. you have already demonstrated that your board HW is OK by communicating from a Windows system. therefore 3. it is probably a cabling problem from your mac. you (...) (27 years ago, 15-Oct-97, to lugnet.robotics.handyboard)
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| | Downloading Problems
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Hello all, I am in the process of building my Handyboard. I have installed the CPU and some of the voltages seem suspect. For example the E-clock signal seems to be about 2.3 volts and the main system power measured at the +5 Volts terminal for the (...) (27 years ago, 15-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Vision
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(...) The article I saw it in was by Steve Ciarcia, in Byte Magazine, and entitled something like "The Micron Eye". Check through Byte magazine indexes and you should find the article. The Micromint company sold kits for it, might still. Curt Mills, (...) (27 years ago, 13-Oct-97, to lugnet.robotics.handyboard)
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| | Looking for cables
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I am having difficulty finding cables to connect to the headers on the Handy board. Specifically, I would like to find a 14-pin cable with a male end to connect the handy boards LCD header (U4) and a female end to connect to a header I have (...) (27 years ago, 13-Oct-97, to lugnet.robotics.handyboard)
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| | Interfacing a clock chip?
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Hi folks. Has anyone had any experience/success with interfacing a Motorola 6818 or 6818A clock chip to the 68HC11? I have some of both of these chips and would like to put them to use. Does anyone know the difference between the 6818 and the 6818A (...) (27 years ago, 12-Oct-97, to lugnet.robotics.handyboard)
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| | Error downloading Pcode in DOS
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Hi, I'm using dl in DOS. I recently assembled a new HB but I cannot download the Pcode to the HB. DL gives me this error message: Downloading 256 byte bootstrap (229 data) ......... ......... ......... Timeout on serial recieve. 1 chars left to (...) (27 years ago, 12-Oct-97, to lugnet.robotics.handyboard)
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| | Downloaders and Stuff
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I just finished building a handboard. I have found that the downloaders dl and dlm don't work in Windows 95, even if I reboot in DOS mode. I would have thaught that they would have worked in such a mode but they didn't. I also found that when I use (...) (27 years ago, 12-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Handy Board Problems
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after you download the S19 code, does your C program in the HB go away? i.e., whether or not you hold down start, your HB boots up with the IC message on the LCD? If NOT, then your downloader isn't communicating with your board either. Did your (...) (27 years ago, 11-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Vision
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In the early 80's Micron Technology (Idaho, USA) made chips specially designed for this, I suspect they still do. The chips come with a glass panel expoxied over the actual transistor panel in the chip. I was able to mount one on the focal plane of (...) (27 years ago, 11-Oct-97, to lugnet.robotics.handyboard)
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| | Vision
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Hello, I would like to know if anyone has tried to use old dynamic RAM chips to use as a smallkind of CCD camera? It should be possible to tear off the top cover of the chip and then expose them to light. The RAM cell should be sensitive to normal (...) (27 years ago, 11-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Help me!!!!!
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Hi, I'am an HandyBoard french user and I have exactly the same problem. I dont find the problem since 2 month, then if you have the solution (one day perapse) please, send me a mail. I have wrap an HC11A1 debugger board to find the bug, and (...) (27 years ago, 10-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Using dlm and ic with hc11 F part
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i also have several F's. i didnt attempt to redo the board for the F though. i just got free demo's of the E from Motorola. We have boards designed specifically for the F already designed here at University of Victoria. I can ask the Tech who (...) (27 years ago, 10-Oct-97, to lugnet.robotics.handyboard)
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| | Using dlm and ic with hc11 F part
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Hi all, Is there any reason one couldnt use a hc11 F part instead of the A part on the handboard (even though the f part is non-multiplexed, ie would make a new board) and use the icc11 and dlm ? Has anyone done this? I have F part in my possession (...) (27 years ago, 10-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Help me!!!!!
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(...) it has worked! what are you talking about? its supposed to fail. there is no where to store the file! dont use that bad telephone cable! bad things will happen!!!! arrivederci. T~~~...~~~\ H Will 'Merlyn' Brooke \ E wbrooke@gulf.uvic.ca \ A (...) (27 years ago, 10-Oct-97, to lugnet.robotics.handyboard)
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| | re:Help me!!!!!
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I may have figured out the problem: I am using the dl downloader with an E series hc11. Is this the error that I would get? and where do I pick up dlm downloader? John Plasterer (27 years ago, 10-Oct-97, to lugnet.robotics.handyboard)
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| | Help me!!!!!
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I have just finished installing the CPU and serial link to the handyboard. I have tryed the test step to check that the download program can make it to the second stage and it failed. It gives me a serial recieve time out error. I am pretty certain (...) (27 years ago, 10-Oct-97, to lugnet.robotics.handyboard)
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| | Stepper motor function
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Sorry about my first attempt my MIME was disabled Here it is again ! The steper.asm and stepper.c were written in Wordpad. (27 years ago, 10-Oct-97, to lugnet.robotics.handyboard)
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| | servo routine for PIC
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Hi All, I search asm routine for RC command with 6811 or pic16C84 thank for all help F.G. ***...*** * Frederic GIAMARCHI * * I.U.T. G.E.I.I. de NIMES * * 8, Rue Jules RAIMU * * 30907 NIMES CEDEX * * FRANCE * * Tel.: 04 66 62 85 22 * * Fax : 04 66 62 (...) (27 years ago, 9-Oct-97, to lugnet.robotics.handyboard)
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| | steper motor routine
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Here it is! Feedback will be much appreciated! Enjoy (27 years ago, 9-Oct-97, to lugnet.robotics.handyboard)
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| | stepper motor function for handy board
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I'm not sure if there are any stepper motor routines out there for the handy board, but so far I was unable to locate such function. If anybody is interested in aquiring such function I have written one, called steper() The function takes an agular (...) (27 years ago, 9-Oct-97, to lugnet.robotics.handyboard)
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| | Handy Board Problems
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Hi, I have been using the HB all day long without any problems. ( I have 3 touch sensors attached to it with 2 dc motors. I wrote a small C program that moves forward until one of the sensors goes off then it turns around and moves the opposite (...) (27 years ago, 7-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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Yeah, I sometimes get that HTML stuff on my screen and then...delete. ---...--- ericson mar Master of Engineering Candidate Project: Mobile Robotics mar@cooper.edu (212)353-4356 Department of Mechanical Engineering The Cooper Union for the (...) (27 years ago, 5-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Software question
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Thanks for the info! Much appreciated!!! (27 years ago, 4-Oct-97, to lugnet.robotics.handyboard)
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| | The mystery of ICB files
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(...) Actually, the ICB assembler assembles the .asm file _twice_, at two different fixed locations. IC reads in both images, and deduces how to relocate the image anywhere in memory. IC automatically finds room for the image, so you don't need to (...) (27 years ago, 4-Oct-97, to lugnet.robotics.handyboard)
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| | Software questions
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I'm just starting to program the handy board, and I have the following questions: 1) Does MAIN_START EQU to 8020 hex? and if this is true what exactly happens if you load multiple .icb files? they all seem to have the same starting addres? 2) Will (...) (27 years ago, 3-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Software questions
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(...) If you're just starting you're probably better off using 'C' until you get the feel of things before diving into assembler. But if you must, to properly write assembler routines for the handy board they should all start with ORG MAIN_START, (...) (27 years ago, 3-Oct-97, to lugnet.robotics.handyboard)
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| | A smaller version of the Handy Board
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For those who think the Handy Board is too big, with hard to find parts. Check out. (URL) is 2" by 2.75" I runs Inteactive C, check out the schematic online. (27 years ago, 3-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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Hello Randy- Thankis for the info- the last time I checked (its been awhile) you all were only doing a windows version but I'm glad you now have a unix version. When I get back from D.C. next week I'll check it out! Thanks for the info! John Whitten (...) (27 years ago, 3-Oct-97, to lugnet.robotics.handyboard)
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| | RE: HTML or Plain Text?
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Man, Is this a list about internet discussions??? PLEASE talk about robotic!!!!! Thanks. ---...--- (...) (27 years ago, 3-Oct-97, to lugnet.robotics.handyboard)
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| | Loading Pcode in DOS
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Hi, I'm using the dos version of IC. I just built a new board and I'm having trouble downloading the pcode to the eeprom. Could anyone offer any advice to help me with this problem. Thank You, -Peter Eacmen -- Peter Eacmen Boston Latin School (...) (27 years ago, 3-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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When I was on AoL, I didn't give a rat's hindside about what sort of e-mail was sent, but now I'm on this strange UNIX-based THING that I really do dislike, which makes it a pain for any non-strictly text files, so I'd rather it was in plain text. (...) (27 years ago, 3-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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(...) My person preference is a format which includes both HTML and plain text, which I assume IE4 can do since NN4 can do it. I do all my email on a Mac using Netscape Communicator 4.01 (no you don't need Microsoft products to do HTML email), which (...) (27 years ago, 3-Oct-97, to lugnet.robotics.handyboard)
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| | Stepper motors
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I'm sure that I've seen how to do this somewhere but I've drawn a blank. Which is the best way to interface a stepper motor with the HB. Thanks, Matthew Essar By the way, is anyone interested in selling an IS1U60. (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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(...) Hi Brat, Yes, our UNIX version of IC 3.1 supports Linux, SPARC SunOS, SPARC Solaris, and SGI. Check out (URL) for more info. -- Randy ---...--- Randy Sargent Newton Research Labs Senior Design Engineer Robotic Systems and Software (...) (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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(...) If you are meaning 3.1, you can order it from Newton Labs directly. It is listed on their on-line ordering page. Curt Mills, WE7U hacker@tc.fluke.com Senior Methods Engineer/SysAdmin "Lotto: A tax on people who are bad at math." -- unknown (...) (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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(...) Sorry for bad news: due to royalty arrangements we made with the various ports for IC, we must sell keys separately for the different platforms. (...) Good news on this one: you should find the release version of Windows IC to be very stable. (...) (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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I wish there was a unix version of IC 3.0 too- any chance of it?? (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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(...) Heartily agree. I use Pine on three different op-systems, and choose to use Unix op-systems over Windows most of the time. Pine chokes on html files, requiring me to save the message as a file, and then look at it with vi. I usually choose to (...) (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Search French Handy Board User
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Hello, I am an Handy Board french User and I research oser french user for developments. Then if you are french or francophone or you speack french easy : Welcome If you program : in Visual Basic, PIC 16C84 Or Demotic development Please Contact me. (...) (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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Hi! Please use plain text. Not all mail programs support html(for example pine) Lars ~~~...~~~ "You see things; and you say "Why?" But I dream things that never were; and say "Why not?" George Bernard Shaw Lars Olsson Kruthornsv.54b,nb 192 53 (...) (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Re: HTML or Plain Text?
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text- most definately! not everyone uses Microsh*t as their OS. (Contrary to what Mr. Gates wishes you to believe I'm sure) (27 years ago, 2-Oct-97, to lugnet.robotics.handyboard)
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| | Handyboard, Interface, and charger For Sale
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I have a working handyboard, interface and charger for sale. I am just quiting tinkering with robotics and want to get it sold ASAP. Inquire at 501-996-2268. This is in Fort Smith, Arkansas. All goes for $250.00 and I have lots of extra parts that (...) (27 years ago, 1-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Hardware or software??
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|
(...) This is normal. Here is an excerpt from the testing notes: The Handy Board will display the message ``Press START to test knob...'' on its LCD screen. Press the START button, and the screen will show the message ``Turn knob; STOP to end -> (...) (27 years ago, 1-Oct-97, to lugnet.robotics.handyboard)
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| | Book query
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I may have my fall release dates confused but what I would really like to know is when our vaunted estemed Handyboard Gru's book is going to be available?! This mailing list is excellent but I need the Handy Board Rosetta stone. I wish too, that the (...) (27 years ago, 1-Oct-97, to lugnet.robotics.handyboard)
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| | Re: L239
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|
The L293E is not a replacement for the L293D. The D suffix means "Diode" and it includes the snubber diode to prevent the chip from being destroyed by inductive loads. --Chuck (27 years ago, 1-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Burning hot motor driver chips.
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|
Anthony can correct me if I'm wrong, but generally the phrase "converting an R/C car" means, taking a Radio Controlled model car, modifying and/or removing the radio receiver and motor driver circuitry, and replacing it with a computer. The generic (...) (27 years ago, 1-Oct-97, to lugnet.robotics.handyboard)
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| | Re: servos going in circles
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|
(...) Hi, there are two solutions : 1. (the simple one) The DC motors only seem to be the same but they are not. Add resistors to one motor until your robot moves straight. Determining wich motor should be connected to the resistors must be done by (...) (27 years ago, 1-Oct-97, to lugnet.robotics.handyboard)
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| | Re: Hardware or software??
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|
Hi Rob, Based on the messages you're getting, I'm guessing you're running freeware IC under windows. If you run under DOS, it should work great. The problem is that, since freeware IC doesn't call Windows serial communications routines, it will (...) (27 years ago, 1-Oct-97, to lugnet.robotics.handyboard)
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| | Hardware or software??
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|
Hello, all. I've just gotten my handyboard from Gleason Research, and I am totally ecstatic to have these awesome capabilities physically possible at last. Well, anyway, I have had a few problems. First of all, IC (I have the freeware version) is (...) (27 years ago, 1-Oct-97, to lugnet.robotics.handyboard)
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| | Speech synthesizer
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Hello All, I'm about to order a speech system from RC Systems. I remember a few months ago this subject was addressed on the list. Could anyone tell me which model would be best for the Handyboard-(V8600 or V8601)? Also how difficult it would be to (...) (27 years ago, 30-Sep-97, to lugnet.robotics.handyboard)
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| | servos going in circles
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|
Hi, I am trying to built my first robot and I have a question. I tried to make my robot "to be" move straight. (I am using the servos routines from the HB web page.) When I start the servos the robot just goes in circles not straight. I try flipping (...) (27 years ago, 30-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Small casters
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I think you're talking about a game called Crossfire (it was very popular about 6 years ago), and there are still quite a few floating around (though I don't think they make it anymore), you should try some garage sales. BTW, the reason I know this (...) (27 years ago, 30-Sep-97, to lugnet.robotics.handyboard)
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| | Control Program Size
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Hello, I'm most likely going to use the Handy Board for a robotics project I'm working on, but I have one concern. I don't know if 32K is enough memory for my control program. We are building several small robots to simulate under-water mine (...) (27 years ago, 29-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Small casters
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Mar, I've never seen a caster as small as you describe, but I have seen something that might work. I use a "captured ball" bearing instead of a caster on my robot, and it works really well (no swivelling needed to change direction). I got these at a (...) (27 years ago, 29-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Small casters
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(...) You could try opening up any personal cassette player. I have used several of these. They have a rubber wheel (capstan head, pinch wheel I don't know what their proper name is) on a very convenient metal bracket. Most of the ones I have seen (...) (27 years ago, 29-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Handy Board diagram?
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|
(...) Well, I was just poking around the web page, and I think I found what you were looking for (if you haven't found it already...), I highly suggest anyone who is interested to look at it, it's really cool. BTW, I ordered a HandyBoard from (...) (27 years ago, 28-Sep-97, to lugnet.robotics.handyboard)
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| | Re: HB Users in NY
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|
I'm just down the street in the east village, and I've got a friend doing handyboard stuff in the lower east side. --Jerry (...) (27 years ago, 27-Sep-97, to lugnet.robotics.handyboard)
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| | Serial Drivers
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Does anyone have any handyboard code that implements a second serial port? I need the board to speak serial while still connected to my pc. (27 years ago, 27-Sep-97, to lugnet.robotics.handyboard)
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| | servo motor
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How exactly do you hook up the servo to the PA7 pin? Such as which hole is the positive, negative, control. any help would be very appreciated Thank You, Adam (27 years ago, 26-Sep-97, to lugnet.robotics.handyboard)
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| | Small casters
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does anyone know where to get a small caster? The smallest one I've found is one with a 1.25 inch wheel. I want a really small one like 3/8 inch load hight. I know that's kinda small but otherwise, I'll settle for the smallest I can get my hands on. (...) (27 years ago, 26-Sep-97, to lugnet.robotics.handyboard)
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| | Re: HB Users in NY
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Here in NYC. :) ---...--- ericson mar Master of Engineering Candidate Project: Mobile Robotics mar@cooper.edu (212)353-4356 Department of Mechanical Engineering The Cooper Union for the Advancement of Science and Art ---...--- (...) (27 years ago, 26-Sep-97, to lugnet.robotics.handyboard)
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| | Shematic printed trouble
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|
(...) ***...*** * Frederic GIAMARCHI * * I.U.T. G.E.I.I. de NIMES * * 8, Rue Jules RAIMU * * 30907 NIMES CEDEX * * * * Tel.: 04 66 62 85 30 * * Fax : 04 66 62 85 01 * * Email : giamarch@iutnimes.un...-montp2.fr * ***...*** (27 years ago, 26-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Servo Motors
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|
You can attach a servo to either Port A Bit 7 (Input 9) or Port A Bit 5 (TO3 (under the lcd display)) Which ever port you use you will need the code at the handyboard home page under software and dual servo control to make it work. (URL) hope this (...) (27 years ago, 26-Sep-97, to lugnet.robotics.handyboard)
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| | Servo Motors
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I am kind of new to the Handy Board and I am wondering which slots the servos go into. Any information will be very grateful, Thank You (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| | HB Users in NY
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Hi, I was wondering if there's any Handyboard owners in the New York area. Or if anybody knows of any robot clubs in the NY area. (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| |
| | RC Systems-speech synthesizers
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|
Hello All, I'm about to order a speech system from RC. I remember a few months ago this was discused on the list. Could anyone tell me which model would be best for the Handyboard(V8600 or V8601)? Also how difficult it would be to connect it to the (...) (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| |
| | Re: Handy Board diagram?
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|
maybe is it the schematic? (URL) your message you said: (...) (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Handy Board diagram?
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|
(...) Actually, no, that's not it. The one I'm looking for identifies every pin on every connector. It also says "V.1.1" in the corner, but there's no URL or author. Ken Bullis kbullis@aimnet.com (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Handy-Board.
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|
hi, there are a group of us from the university of Victoria (canada) that have built handy-boards for the purposes of robot control. Currently two of us are taking courses in assembly programming. The boards accept s19 codes readily, but its a pain (...) (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| | Re: 68hc11 & z80
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(...) Hello Phil- I have built systems in the past around both CPUs you mentioned. Here is my two cents worth- The Z80 is a very easy processor to understand and work with. You are correct that they are quite cheap these days. They are also very (...) (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| | 68hc11 & z80
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hi! This is probably beyond the scope of this group. Please forgive me for it. I merely would like to know a couple of things on this subject: if you know of a better place for me to get some info, I'll go there. Thanks again! My question is this: (...) (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| | Handy-Board.
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Hi, My name is Sudeshna and I am a student of Wichita State University, Kansas, pursuing a Bachelor's degree in Electrical Engineering. I'm working with a team of 7 on a project of building a robot for which we are using the handy board. All the (...) (27 years ago, 25-Sep-97, to lugnet.robotics.handyboard)
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| | bounced undelivered messages
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<bold>Marce writes: </bold><x-quoted>I've received four error messages from</x-quoted> <x-quoted>media.mit.edu. Is this usual?</x-quoted> The last message that I personally sent to the handyboard list returned 8 error messages regarding bounced (...) (27 years ago, 24-Sep-97, to lugnet.robotics.handyboard)
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| | RE: PORTD WOM Control Bit
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So it can be done!. Thanks. You've been my only answer, but I've received four error messages from media.mit.edu. Is this usual?. Did you receive my message from the HB mailing list? (...) from the HB using the SPI port. Works great. (...) (27 years ago, 24-Sep-97, to lugnet.robotics.handyboard)
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| | Re: PORTD WOM Control Bit
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(...) yes it is normal to receive errors when posting to the list. here is an excerpt from the 'welcome msg' i send everyone when joining the list: 5. When you send to the list, YOU WILL GET BOUNCES. This is normal, there are always some bad (...) (27 years ago, 24-Sep-97, to lugnet.robotics.handyboard)
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| | radio modems
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Does anyone know of a cheap supplier of radio modems? I am looking for something with a few hundred foot range that can do 9600 bps. Any hints would be appreciated. -Jeremy ___...___ Jeremy Green jag@world.std.com jag@brownout.com (URL) (...) (27 years ago, 24-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Handy Board diagram?
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is it (URL) ? that is linked from the assembly notes page. -fred In your message you said: (...) (27 years ago, 24-Sep-97, to lugnet.robotics.handyboard)
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| | Handy Board diagram?
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Hi all, A few weeks ago I downloaded, printed and deleted a very detailed diagram of the Handy Board, showing every pin of every connector. Now I'd like to download it again and print a fresh copy, but I can't find it. Can anyone point me to it? (...) (27 years ago, 24-Sep-97, to lugnet.robotics.handyboard)
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| | IR Stuff
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Hi There, I'm pretty new to the handy-board as I am currently a third-year undergraduate at the University Of Sheffield undertaking a robotics dissertation using the handy-board and haven't a clue how to use it properly. I was wondering if anyone (...) (27 years ago, 23-Sep-97, to lugnet.robotics.handyboard)
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| | PORTD WOM Control Bit
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Hello to all, I'm trying to link one pic homemade board with the HB using I2C. To implement I2C in the HB side, I want to use two pins from PORTD, and I'd like to configure it (PORTD) in a wired-OR way. To do that, I think I need to do something (...) (27 years ago, 23-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Ultrasonic Rangefinder
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(...) Howdie Unfortunately my board does not look anything like yours. Too bad, but if anybody is interested in the hack for a sonar board out of a Polaroid spectra camera let me know! I'll provide a pic next time. Bye Bye (27 years ago, 23-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Bare boards
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(...) You can buy it from Douglas Electronics on the net (URL) got my board from them, good service! (27 years ago, 23-Sep-97, to lugnet.robotics.handyboard)
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| | Re: polaroid transducers
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You have to have the transducers and the ranging module that goes with it. Look here for directions: (URL) mar Master of Engineering Candidate Project: Mobile Robotics mar@cooper.edu (212)353-4356 Department of Mechanical Engineering The Cooper (...) (27 years ago, 22-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Bare boards
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(...) Douglass electronics sells blank handy-boards for $12 if you buy at least two, with greater discounts for larger purchases. Check out: (URL) that helps. Jeremy C. Thorpe -- jer10@hotmail.com ---...--- homepage: (URL) (27 years ago, 22-Sep-97, to lugnet.robotics.handyboard)
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| | Bare boards
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I like to buy a couple of bare boads of the the Handy board. Any help will be greatly appreciated. Thanks, Carlos. (27 years ago, 22-Sep-97, to lugnet.robotics.handyboard)
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| | please reply to pshaltis@alpha.albion.edu
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From: IN%"PSHALTIS@ALPHA.ALBION.EDU" "NAME=I'll have the hair of the dog that bit me." 15-SEP-1997 18:00:37.88 To: IN%"handyboard@media.mit.edu" CC: Subj: sony ir files Return-path: <PSHALTIS@ALPHA.ALBION.EDU> Received: from aleve.media.mit.edu (...) (27 years ago, 22-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Ultrasonic Rangefinder
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(...) Better yet - can you make this available by ftp or on a web site somewhere? I too have an old autofocus Polaroid camera (can't remember the model) and would like to use the ultrasonic gubbins from it. Thanks Pete (27 years ago, 22-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Ultrasonic Rangefinder
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(...) Better yet - can you make this available by ftp or on a web site somewhere? I too have an old autofocus Polaroid camera (can't remember the model) and would like to use the ultrasonic gubbins from it. Thanks Pete (27 years ago, 22-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Ultrasonic Rangefinder
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(...) Hi Eric (...) The answer is no, what I used is the schematic diagram for the Polaroid 6500 rangefinder board. the circuit is almost identical exept for a transistor preamp betwen the transducer and the receiver. The only way I can initiate a (...) (27 years ago, 22-Sep-97, to lugnet.robotics.handyboard)
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| | Re: polaroid transducers
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(...) poor handyboarders? i beg to differ. -see ya (yes i know. this is only in jest) :) _/_/_/_/a cyberNETix organiZM_/_/_/_/ (URL) _/_/_/_/_/_/_/_/_/_/..._/_/_/_/_/ (27 years ago, 21-Sep-97, to lugnet.robotics.handyboard)
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| | polaroid transducers
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does anybody out there have any schematics for using the polaroid transducers on the handyboard, I have two such transducers, but havint got a clue how they work or how to connect them to the handyboard. I'm also very interested in what Bill Richman (...) (27 years ago, 21-Sep-97, to lugnet.robotics.handyboard)
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| | Re: Ultrasonic Rangefinder
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I've used the sonar board and transducer from several Polaroid "Pronto Land Cameras" for just that purpose in that past. I don't know how these compare to the Spectra; I would assume they're similar if not identical. There was an article in an old (...) (27 years ago, 21-Sep-97, to lugnet.robotics.handyboard)
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| | Ultrasonic Rangefinder
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Did anyone ever opened up a Polaroid Spectra Instant camera? I did. The sonar rangefinder is almost identical to the Polaroid 6500 exept there are some problems that I encountered 1) BLNK and BINH have no efect on the ECHO output 2) The ECHO signal (...) (27 years ago, 20-Sep-97, to lugnet.robotics.handyboard)
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| | Re: fun under the sun...
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From the "other" mailing list I'm on (BEAM robotics), try: www.solarbotics.com They have a lot of parts and information for solar powered robots. I've bought stuff from them and had good experiences. (Although getting a flimsy bubble-pack envelope (...) (27 years ago, 20-Sep-97, to lugnet.robotics.handyboard)
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| | fun under the sun...
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Hey folks looking for a cheap source of solar cells... I wanna make something around 8 volts and between .5 to 1 amp The load will be that of a "modified" rc car motor (ball bearings, slot armature, 15 winds) Any help would be greatly appreciated (...) (27 years ago, 20-Sep-97, to lugnet.robotics.handyboard)
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