 | | Re: navigation alorithm
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Michael, A few sophomore engineering students here at Penn State Abington have built a micromouse from LEGO and a Handy Board. It has been entered into 2 micromouse contests sponsored by the Phila Chapter of the IEEE. It was quite challenging both (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | ** voltage dropping and current limitting**
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Hello out there, I have a 24 vdc supply, how can I drop the voltage to about 13 or 14 volts? Would I use resistors across the supply? Or what??? Thanks in advance. -Michael (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Expansion Board Files
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Fred; Here is the copy of expsens,c---...--- At the lines in the hb was having problems with there was a small square figure at the starting point outside the comment*\ and\* for some reason. Any one else having a problem????? Thanks Terry ---...--- (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Speech Synthesis?
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A few years ago, "back in the day..." (that is, high school), I did a project that involved creating various vowel sounds as output for some bumper sensors -- different resistances gave different vowels, that kind of thing. The parts came from a (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Sharp GP2D05
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(...) Me too... I have just brought 4 of these, and I'm not sure how to connect them etc... there is an interface diagram in the little book I have... got it from www.acroname.com tone (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Speech Synthesis?
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I just finished an add on for my robot that involves just that. Radio shack used to sell the SPO256 speech syntetizer IC along with another companion chip called the text to speech processor CTS256-AL. To put it simply you send it a string of (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Speech Synthesis?
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Yes, I hooked an SPO256 + CTS244 text to speech chip to a software UART. However, I don't reccomend this solution. If there are a small number of things you need the board to say, buy one of the ISD digital recorder chips (JameCo, JDR sell them as (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Speech Synthesis?
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Is there anyway to use the I/O of the handy board to control a speech sythesis chip. I want to build a speech add-on to give general feedback like "hello", "obstacle detected" and other such things has any body tried and succeded? ___...___ Steve (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | navigation alorithm
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hi everyone, i just want to try my luck here. is there anyone out there has done a mircomouse navigation in a maze before? i would like to have some pointers on that. pls reply if there is a hope for me. thank u regards, michael (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Downloading
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Fred- I'm the one with the HB that always worked with System 7 Mac 11si-now decommisioned. On my OS 8.1 Mac 6500 with Appletalk turned off, useing printer port-I used to be able to use IC253 cosole if the P-code was already Downloaded elsewhere. (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Expansion Board Files
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terry -- please send an attached copy of expsens.c. there's got to be a bogus character in there. did anyone else have problems? fred In your message you said: (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Expansion Board Files
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Still unable to load the expansion board files. lib_hb.lis is in the libs. How do I do ic _config in windows? do I need to? System will run fine until I try to load the expansion board files. I downloaded hbexplib.zip,unziped,put all expansion-libs (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Serial LCD on PA4?
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I have modified the code to use the TOC3 output instead of the PA7. If interested I'll send you the code. (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | a chip question
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in the business that im at (ok a tv station) sometimes we find chips (left in boxes and such) that we have absolutely no idea what they are for, recently i found a chip "N82S100N K84" I suspect its from Signetics which i am told has merged with (...) (26 years ago, 26-Jan-99, to lugnet.robotics.handyboard)
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| | Native 68hc11 C compilers
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Is anyone using a compiler other than Interactive C? I like IC but want to get a bit closer to the metal. Being able to use a source level debugger would also be good. I've tried the Introl C compiler demo, and the it looks really good, but it seems (...) (26 years ago, 25-Jan-99, to lugnet.robotics.handyboard)
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| | HB download
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Hi Everyone: My handy boards were working fine all this time but suddenly they seem to have developed a problem. The boards do not show the interactive C welcome message. I tried downloading the pcode file a number of times. That file downloads (...) (26 years ago, 25-Jan-99, to lugnet.robotics.handyboard)
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| | RE: mini HD
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Its a 50mm square HD about 20 grams. cap. 170 - 340 MB. Uses CompactFlash type II interface. Low power 3.3V. here a another link (URL) can get the spec's for CF @ (URL) not too adept of a programmer, but I bet the little HD can be converted to a (...) (26 years ago, 25-Jan-99, to lugnet.robotics.handyboard)
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| | Re: off topic but cool - ?????
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So what is it?? (other than a small hdisk, I gathered that much.. :) all I got was a 'page not found' error when I tried the link? John -----Original Message----- From: Olson, Shan (PBMS-SOlson) <solson@pacbell.mobile.com> To: (...) (26 years ago, 25-Jan-99, to lugnet.robotics.handyboard)
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| | RE: off topic but cool
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Hey, these are way cool. Excellent for a mobile application. -Shan O (...) (26 years ago, 25-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Expansion Board Files
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take the files out of the expansion-libs directory, and put them in the libs directory. over-write any previous files by the same name. make sure IC is configured to load lib_hb.lis on boot. that should be it... not sure where you're getting hung (...) (26 years ago, 25-Jan-99, to lugnet.robotics.handyboard)
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| | Expansion Board Files
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I have not got my expansion board files to load! what am I not doing correctly? Help !! I have deleted all my ic files, reloaded 3.2 from Newton Labs in c\ic. In ic I have : expansion-libs libs ic.help ic.ini ic.win.exe install.log I can load ic but (...) (26 years ago, 25-Jan-99, to lugnet.robotics.handyboard)
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| | Serial LCD on PA4?
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I am trying to send serial data to a 2-Line LCD which is connected to Scott Edwards' 9600baud backpack. I have PA4 available. I came across Fred Martin's 'Pa7_9600' serial files which included Pa7_9600.asm and Pa7_9600.icb and am wondering if they (...) (26 years ago, 25-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Analog Ports
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yes, it's the 47K pullup that's causing the IR's to not work. slice through the trace connecting the 47K to the sensor input pin on the underside of the printed circuit board. fred In your message you said: (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Interactive C-OS8 Downloading Problems
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cappy, did you use my new "6811 Downloader MCL" version? this has been tested on a variety of Macs running system 8.5 and 8.1. please download it from (URL) me know if this works to download from your 6500. have you ever used the serial port on this (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Analog Ports
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I have the MTJPRO11 board by Mekatronix as well as the MIT HandyBoard both use the 68HC11A1FN mcu. I am using hacked Sharp GP1U58 'tin can' detectors so that they output analog voltage from 1.5 to 2.5 ( effective proximity range is approximately 4" (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Interactive C-OS8 Downloading Problems
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I have nearly teared my hair out trying to get my HB to to DL on a my OS8 6500 Mac. I though there might be someting wrong with the HB and replaced 5 chips. Today I took my HB over to a friends house who has a Performa 475 and hand had no problems. (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Wirz LMD18200
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I'm not familiar with the Wirz board, however the board I built used the regular "motor output" of the handyboard with no modification required. The trick was to use an opto-isolator to "recover" the forward and backward logic states. That was done (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Re: batteries port
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(...) That sounds like too much voltage for the HB. I think I remember reading that the HB runs on up to 12 V max. Check the Handy Board Technical Reference. There are much better ways to run motors that require higher voltages. Try using a separate (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Stack Overflow
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(...) If your code looks something like this... if (i == 1) do001(); else if (i == 2) do002(); else if (i == 3) do003(); else . . . if (i == 100) do100(); ...then try changing it to this: /* Not really a loop, just so we can break */ for (;;) { if (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Wirz LMD18200
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I just checked it. It is www.wirz.com Happy shoping Pherd (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Stack Overflow
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IC is implemented using lex and yacc (tools originally on unix systems for building parsers and compilers, which generate C code that be compiled into apps on many platforms). as someone pointed out, if yacc barfs, it's because you've got an (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Stack Overflow
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(...) code: please send it to me privately and I'll see what I can do. PS: What kind of hardware/software platform are you on? "Yacc" is typically a Unix program that I thought had nothing to do with IC. (And yes, the real Unix "yacc" can stack (...) (26 years ago, 24-Jan-99, to lugnet.robotics.handyboard)
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| | Memory Map with Expansion board
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Hi Folks, I was just reading the FAQ and encountered the part about the memory map. Does anyone know how the expansion board maps as it is not included in the memory map in the FAQ? Thanks, Chris Prosser (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Stack Overflow
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Hi there, In my humble opinion, I suspect that the problem is with Interactive C.. Try a newer or older version. What version are you using, by the way ? To quote Levine et al, "lex & yacc", 2nd Ed, O'Rielly & Assoc page 259: "yacc stack overflow (...) (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | batteries port
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dear readers, i am current using power supply of around 15 to 20 volts to supply to my HB. i remove the 9.6 batteries supply cause it does not have the strength to drive my 30 v dc motor. will it affect the board? jass (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | Stack Overflow
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Hi everyone: I'm trying to download a rather large chunk of code to the HandyBoard, and I'm having a problem when I exceed a certain number of instructions in a procedure I'm running. When I try to download the code, I get the error "yacc stack (...) (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | Re: senor signal line back to HD
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(...) The sensor should be grounded to the HB. (...) Oh yes. Quite a few messages this past week suggest how to avoid frying your sensor ports with excessive voltage. -- Will , , __@_/ \_@__ |/ | /__, o @_/ )\ ) ( \ (\/\\, ~~~...~~~ ' ` ~~~...~~~ ` (...) (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Ultrasonic sensor
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(...) Firstly, it looks like the sensor board can be powered from the HB using the motor power header (J13). This is good, because the two should share a common ground. Based on the schematic and the web page description, it looks like this type of (...) (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Toy motors
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sorry, send my msg before it was done. right, this is a good answer. you buy a device called an "electronic speed controller". this connects like a servo to the HB and has outputs to drive high current DC motors. you also connect a separate power (...) (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Toy motors
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right, this is a good answer. you buy a device called an "electronic speed controller". this connects like a servo to the HB (3 wire connection) and has outputs to drive high current DC motors. you also connect a separate power supply to the device. (...) (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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