 | | Re: How many 5 wire steppers?
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Hello, From the book "Mobile Robots -- Inspiration to implementation", there is a circuit that used to sample the noise level from the mic. It also comes with Interactive-C source code. I guess this is what you are looking for. Thanks. Patrick Hui (...) (23 years ago, 14-Jun-01, to lugnet.robotics.handyboard)
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| | Phasing Errors and as11
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Has anyone managed to sort out all the "phasing errors" you get when you try to reassemble pcode v3.1 using as11? Thanks, George Musser georgejr@musser.com (23 years ago, 13-Jun-01, to lugnet.robotics.handyboard)
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| | How many 5 wire steppers?
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I have a Handyboard with the expansion board. I'm building an interactive sculpture with the board. This is my first use of my Handyboard. I would like to hook up five or six stepper motors to the board. The motors I'm using are scrapped from old (...) (23 years ago, 13-Jun-01, to lugnet.robotics.handyboard)
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| | Re: Beginners Quest.
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The E1 chip works with the Handy Board. Actually, any of the 52-pin PLCC 6811s will work. You may have to change the CONFIG register to get Interactive C to run. Fred (...) (23 years ago, 13-Jun-01, to lugnet.robotics.handyboard)
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| | Pyro sensor
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Hi! Does anyone has implemented a person following behavior? If so I would appreciate any hardware or software details. If I'm not wrong, I can modify one of those PIR detectors used with burglar alarms as it has the sensing element and amplifiers (...) (23 years ago, 13-Jun-01, to lugnet.robotics.handyboard)
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| | Re: Beginners Quest.
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Well, I almost sure that you have to use the A1, the other chips have a different configuration, like they can have an eeprom. (23 years ago, 13-Jun-01, to lugnet.robotics.handyboard)
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| | Beginners Quest.
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Hi all there, Plz can somebody tell me if I can use MC68HC11E1, E0 or F1 chip instead of HC11A1. I've just looked into archives and found nothing about that. Thx for help. (23 years ago, 12-Jun-01, to lugnet.robotics.handyboard)
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| | Re: two Qs
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Hi, (...) (int (...) Yes. You still can use motor library to control the speed if using separate motor supply. (...) You can check the following link: (URL) Regards, Patrick Hui (URL) (23 years ago, 11-Jun-01, to lugnet.robotics.handyboard)
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| | Re: two Qs
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Q.1) Yes. Q.2) I don't know this sensor. Bye. (23 years ago, 11-Jun-01, to lugnet.robotics.handyboard)
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| | two Qs
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Hello... I'd like to ask two questions regarding my H.B; Q.1) If I cut the motors power-trace on the H.B to connect an external 24 volt dc power supply. Would I still be able to control the speed and direction of the motors by software using the (...) (23 years ago, 11-Jun-01, to lugnet.robotics.handyboard)
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| | Re: download .s19 problem
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(...) Ok, i searched a bit in the net and found out that S0 is a header record (with no usefull information, or!?). So it seems to me that dl from Randy Sargent doesn´t work with *.s19 files with a S0 header (or does it work for anyone else?). So (...) (23 years ago, 7-Jun-01, to lugnet.robotics.handyboard)
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| | Re: download .s19 problem
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(...) Heyho! Hmmm, are you sure? But why does it work then when i change S0 to S1? I don´t change the memory map with this. But can somebody tell me a site, where the different S Types are explained? I know S1 (a normal dataset) and S9 (the last (...) (23 years ago, 7-Jun-01, to lugnet.robotics.handyboard)
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| | Polaroid 6500 Works Only When Phonecord is Connected
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Hello everyone, I think my post subject is self-explanatory, but let me broaden a little more. I've connected the P6500 to the expansion board which uses and external 9V battery connected to J13 as it's power source. Now, I can only get valid (...) (23 years ago, 5-Jun-01, to lugnet.robotics.handyboard)
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| | Troubles with Hamamatsu P3062-01 IR photo reflector / P5587
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Hi, Can anyone help me. I’m trying to use Hamamatsu P3062-01 IR photo reflector) as a shaft encoder ( which is compatible to the P5587) with my Handy Board. The P3062-01 is connected to a digital input. But it doesn’t work: the digital input doesn’t (...) (23 years ago, 4-Jun-01, to lugnet.robotics.handyboard)
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| | Handy Board web site ISP switch
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Hi all, I'm switching to a new ISP to host the Handy Board web site. During the next few days, the URL might not resolve properly. If you have trouble loading handyboard.com, you can use (URL) . This works now. Hopefully the switch-over will be (...) (23 years ago, 31-May-01, to lugnet.robotics.handyboard)
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| | Re: download .s19 problem
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the target of your code is probably the zero page of RAM, where the downloader bootstrap routine lives. so as your code is being downloaded, you're over-writing the hc11-ram-based dl comms code and the host side ultimately fails. fred (...) (23 years ago, 29-May-01, to lugnet.robotics.handyboard)
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| | download .s19 problem
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Hy! I have problems downloading a self compiled file to my Handyboard (with 68HC11A1). I just wrote a little test programm: int main() { int foo = 0; while (foo < 1000) { foo++; } return(0); } and compiled it to a .s19 file with the gnu gcc 68hc11 (...) (23 years ago, 28-May-01, to lugnet.robotics.handyboard)
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| | simpleRTJ servo or encoder code for HandyBoard?
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Hi, I'm trying to use simpleRTJ on my HandyBoard with expansion board. The servo code needs some work as the servos chatter alot. Has anyone cleaned up the servo code? Also, I'm looking for code for encoders for the HandyBoard using simpleRTJ. Any (...) (23 years ago, 25-May-01, to lugnet.robotics.handyboard)
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| | RE: More about bumper problem and HB turn itself off
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Hi Patrick, When I connect the bumper circuit to the HB, the HB turns itself off and doesn’t reset until I disconnect the circuit. After disconnecting the circuit , the HB resets without any problems. I’ve tried another thing: when I connect only (...) (23 years ago, 24-May-01, to lugnet.robotics.handyboard)
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| | Re: Need help with bumpers connected to the HB
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Hello, Can you describe more about "HB turns itself off ?" Does the HB reset itself? The analog inputs for HB have pull-up resistors. This pull-up resistor may cause the problem. Thanks. Patrick Hui (URL) Original Message ----- From: "Haberlag" (...) (23 years ago, 23-May-01, to lugnet.robotics.handyboard)
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| | Outputs
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Right now I've got one Sharp GP2D05 IR Ranger rigged to TO3 and another to digital in 9. Those are working fine, but I'd like to add a servo motor, which needs one of those two ports for a signal. The FAQ mentions using the J6 SPI pins, might I be (...) (23 years ago, 23-May-01, to lugnet.robotics.handyboard)
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| | Need help with bumpers connected to the HB
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Hi, I’ve got a problem in getting started with the Handy Board. I’d like to connect a bumper detection circuit to the analog0 of my HB. But when I connect the bumper circuit to my HB , the HB turns itself off. Can anybody help me? Any help would be (...) (23 years ago, 23-May-01, to lugnet.robotics.handyboard)
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| | Re: Will not keep P-Code.....
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Rmoving every chips except 62256 RAM and 74HC132, and try it again if it works. Besides the memory chip (62256), please also check the 74HC373 (under-neath the 62256 RAM). Patrick Hui (URL) Original Message ----- From: "Kurt Telep" <kt25@drexel.edu> (...) (23 years ago, 22-May-01, to lugnet.robotics.handyboard)
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| | Will not keep P-Code.....
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Well, I recently got a hold of a handyboard from a |friend of mine who swore it was "junk and didnt' work" | After cleaning up some ugly looking solder joints on |the board, it powered right up and began to work |great. Well, when I went to screw it (...) (23 years ago, 22-May-01, to lugnet.robotics.handyboard)
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| | huip@hkstar.com
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Hi, I have two question. 1. I received my IR transmitter from you, but I'm not sure how to attach it (in what direction). 2. I also received the Polaroid sonar system. I wonder if there are any more info available about it beside the datasheet which (...) (23 years ago, 21-May-01, to lugnet.robotics.handyboard)
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| | Is the Handy Board compatible with Windows ME?
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I have a Gateway Performance (933Mhz) using Windows Millenium Edition. The Handy Board works on other computers (work, school, etc) but not with this one. I follow the HyperTerminal steps & get the message: "Unable to open COM1. Please check your (...) (23 years ago, 19-May-01, to lugnet.robotics.handyboard)
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| | Re: gcc hb lib
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Kai Schlamp writes: > Can somebody tell me what the assembler directive ".follow" means in the > GCC Handyboard Library written by Curt Mills? I can´t find it in the > documentation of the up to date as6811 version 3.0 and as6811 also > doesn´t (...) (23 years ago, 18-May-01, to lugnet.robotics.handyboard)
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| | gcc hb lib
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Hy! Can somebody tell me what the assembler directive ".follow" means in the GCC Handyboard Library written by Curt Mills? I can´t find it in the documentation of the up to date as6811 version 3.0 and as6811 also doesn´t assemble the files with this (...) (23 years ago, 17-May-01, to lugnet.robotics.handyboard)
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| | Re: generating waves
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In lugnet.robotics.handyboard, Matthias Weber writes: I think your best bet would be to create an external oscillator that could be controlled using one of the TOC's. I mention the TOC's in case you need to pulse the oscillation (infrared remote (...) (23 years ago, 17-May-01, to lugnet.robotics.handyboard)
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| | Re: NiMh batteries
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You are correct, the NiCd batteries are a dying breed. HOWEVER, NiCds will retain their charge on the shelf whereas NiMh batteries will continually discharge slowly. After a couple of weeks your battery will not have any charge. The best of both (...) (23 years ago, 17-May-01, to lugnet.robotics.handyboard)
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| | NiMh batteries
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Hello folks, I want to implement 8 Nimh (nickel metal hydride) batteries instead of Nicads on my robot. I have read that these are lighter, have more capacity and don't retain charge memory. The batteries I am looking at are 1200 mAh. Currently it (...) (23 years ago, 17-May-01, to lugnet.robotics.handyboard)
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| | Re: Instructions for building own Handyboard
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Thanks for the advice. I might check out the kits. I'd really like to do it all myself - it helps having a Fry's Electronics about 2 miles from my house, but I understand about the multiple shipping charges adding up. It's also a matter of cost: (...) (23 years ago, 16-May-01, to lugnet.robotics.handyboard)
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| | video of Spring 2001 Robotic Egg Hunt now online
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In case you missed our live webcast on 29 April 2001, I have put the complete Spring 2001 LEGO My Egg-O Robotic Egg Hunt video online. (URL) site in case www.eecs is down; it's been spotty lately, due to renovations in the machine room] (URL) 8 (...) (23 years ago, 15-May-01, to lugnet.robotics.handyboard)
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| | Fred's book available again
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Hi everyone, Sorry for the shameless self-promotion, but: my book is in stock at Amazon and Barnes and Noble again. If you'd like to order with me as an affiliate, below are links to the respective companies. Thanks for your patience and interest! (...) (23 years ago, 15-May-01, to lugnet.robotics.handyboard)
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| | Re: Instructions for building own Handyboard
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James, Gerber files can be found in the Hardware:PCB Layouts link. The HB is a fairly complex board -- are you sure you want to make it by hand? If you haven't gone from Gerber files to boards before, the HB probably isn't the best board to start (...) (23 years ago, 14-May-01, to lugnet.robotics.handyboard)
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| | Instructions for building own Handyboard
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At the risk of coming off like a complete newbie (which I am) to this stuff, where can I find "Handyboard for dummies" kind of information about the Handyboard. I would like to build one from scratch (etching the board) this summer with my (...) (23 years ago, 14-May-01, to lugnet.robotics.handyboard)
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| | Re: HELP!!Arrays in IC
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(...) really? what was I thinking of then, does the commercial version of IC support 2d arrays? Thanks for telling me, I might have spent the rest of my robot programming days without arrays :-( <>< Chris ><> (23 years ago, 12-May-01, to lugnet.robotics.handyboard)
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| | Re: HELP!!Arrays in IC
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The free IC does support one-dimensional arrays. Fred (...) (23 years ago, 12-May-01, to lugnet.robotics.handyboard)
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| | Re: HELP!!Arrays in IC
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What version of IC are you using? I know the free version doesn't support arrays (at least I don't think so). (...) (23 years ago, 12-May-01, to lugnet.robotics.handyboard)
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| | generating waves
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Hi from Germany, I need some help for generating a sqare wave with the Handyboard. The frequency should be 16kHz at least. And the number of peeks must be countable. I only could made a 1kHz symmetrical square wave with low=high=0,5ms. For that I (...) (23 years ago, 10-May-01, to lugnet.robotics.handyboard)
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