 | | 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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| | CONTINUOUS BEEPING
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Dear Fred Martin/friends, We have put a total of 6 chips on the handy board-the 6811 ,two chips placed side by side to the left of the 6811, the fat chip on the upper side of the 6811, two ICs(chips) one on each side of the fat chip.(component side) (...) (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Toy motors
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I tried to use the special RC motor drivers for RC race cars with good luck, they simply connect to a servo output of the handy board and they work great and you can get them in a thousand different configurations like fwd/rev and brakes. They work (...) (26 years ago, 23-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Toy motors
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I was reading the FAQ (again), and unless I overlooked something, it seems that even with the H-bridge or piggybacking solutions, I would not be able to drive a high-end R/C car engine (20+ amps)... So here are my questions: 1 - Could I lower the (...) (26 years ago, 22-Jan-99, to lugnet.robotics.handyboard)
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| | Re: CONTINUOUS BEEPING
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I would suspect that the system locks up without the LCD. There is a PCODE out there for use without the LCD panel, and I believe that it is at the handyboard web site. K.L. McKinnon (...) (26 years ago, 22-Jan-99, to lugnet.robotics.handyboard)
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| | ULTRASONIC SENSOR
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I have bought a Ultrasonic Sensor (with Board) 2 month ago. Now, to christmas, I got this COOL Handy Board, but I want to use this Board with HB on one of these Analog Ports, but HOW??? I have measured 2 days long (OK, I DO NOT KNOW MUCH ABOUT (...) (26 years ago, 22-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Toy motors
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(...) Sure, just hack your HB to use an external battery for the motors. The external battery can be whatever voltage the motors prefer (within reason). If the motors still draw too much current, try piggybacking another set of motor driver chips on (...) (26 years ago, 22-Jan-99, to lugnet.robotics.handyboard)
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| | Out of TIC Inputs
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Hi everyone. I'm running the HB 1.2 with the expansion board. I've installed the 6500 ranging system and use servo ports 1 through 3. I now have two wheel encoders functioning and desire to use the IC encoder routines. My problem is that I've got (...) (26 years ago, 22-Jan-99, to lugnet.robotics.handyboard)
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| | 6.270 vs. Handy Board motor stuff
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[Max Davis] spake unto the ether: (...) Too much current (and voltage) for those original Polaroid motors, which are 6-volt. (...) I heat-sink mine with the clip-on variety; it helps. (...) I have done the 6.270 piggyback hack with the motor driver (...) (26 years ago, 22-Jan-99, to lugnet.robotics.handyboard)
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| | senor signal line back to HD
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Hi, Currently, I'm using a infra-sensor with supply by 12v external source battery.The signal line wire is plug directly into the HD digital or analog port. The positive and negative supply of this infra-sensor is connected to the external supply (...) (26 years ago, 22-Jan-99, to lugnet.robotics.handyboard)
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| | Re: POWER GLITCH
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(...) Please see the FAQ, specifically: (URL) I am also looking for a servro motor, any (...) Please see the "Get One" pages, specifically: (URL) (26 years ago, 22-Jan-99, to lugnet.robotics.handyboard)
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| | (no subject)
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Hello, folks. My first foray back onto the list in a few years. I checked the archives and didn't see an answer to this question, so here goes: Until recently, I taught a freshmen robotics seminar using old 6.270 boards, motors, and parts bought (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | HELP
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Dear Friends, Our handy board has developed some problem again.We have put the 6811 and the RAM chips on the handy board till now. If we download pcode it downloads it well.On reset beeping does not occur and IC does not run.What do you think the (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | Toy motors
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I understand that you can't use normal toy motors I just have two questions: 1. Can you construct circuitry to limit current and voltage draw to operate these. 2. Can you purchase 9v motors in the same physical diamensions as normal toy motors? I (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | POWER GLITCH
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Hi There. When ever I am runing any motor , the message "Power glitch" apears on the LCD. what is the pb? I am also looking for a servro motor, any suppliers?. Thanks. (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | MIT 6.270 LEGO Robot Design Competition, Wednesday January 27
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Hi everyone, Announcing this year's MIT LEGO Robot Design Competition! As always, the contest is open to the general public at no charge, with seating available on a first-come, first-serve basis. This year's contest is called "Raiders of the Lost (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | Re: HELP
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the 74hc04 gate might be blown. try another. fred In your message you said: (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | Re: New comer to HB mailing list
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Han , I think you have a slight misunderstanding of the command fd(motor). This command means START running the motors, not continue running the motors. When you hit the switch you need off(motor). So: void main (void) { fd (0); fd (1); printf("Hey, (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | New comer to HB mailing list
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Hello, everyone! I just joined to Handy Board mailing list and sincerely hope to exchange useful information and experience to enhance our daily joy with Handy Board. I am considering a kind of intelligent self recharging system of my robot. When (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | PVM output
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Dear all, I looked at the lib_hb file and found the portion for motor outputs. void motor(int m, int speed) { if (speed>100) speed=100; if (speed<-100) speed=-100; if (speed >= 0) _set_motor(m, 0, (255*speed)/100); else _set_motor(m, 1, (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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| | Re: Dual Coaxial power jacks?
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good beginner questions... (...) you can use either. if you use the one on the interface, then power goes through the phone cable to charge the HB. if you use the one on the HB, then power goes through the phone cable to operate the ckts on the (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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