 | | Beginner's questions...
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Hello again all, Well, I've got an HB, HB Expansion board, geared motors (motors from Gleason, gears from HVW, "mashed" to fit), some good batteries and a downloader. I've also got sensors such as QRB1114 infared detectors, some General Electric (...) (26 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Re: I need a little help with understanding processes
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The most common problem many people have regarding processes is that they incorrectly assume you should call start_process repeatedly in order to keep a background process running. This is completely wrong, and it will crash the system one way or (...) (26 years ago, 10-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Polaroid Sonar Questions
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Good comment, Duncan. I intend rotating the 45° coverage through a full 360°. Using multiple transducers allows for more frequent pings and (I think) will provide greater resolution. - - - Nick - - - (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Purchase a handyboard? where???
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Hi all, I want to know if Anyone will be selling the handyboard @ the Trinity firefighting home robot contest this year in Conn? also any links to where I can get one otherwise would be much appreciated. thanx -Mike (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | I need a little help with understanding processes
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Hi: I know the essential facts about IC's multitasking facilites and how to implement processes. But if you have too many processes is it normal for the board to reset? If so, how can it be prevented. Also how do I figure out for how many ticks to (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | Polaroid Sonar Questions
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I'm looking for help/advice with my sonar setup. At present I've got a single sonar connected to the new Expansion Board and have been doing a calibration. My goal is to use four transducers to cover a 45° arc. Here are my problems/questions: 1. How (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | MC 68HC711 E9CFN2 - please help me as soon as possible!!!!
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Hi! Please Fred Martin or somebody please help me on this! I'd like to know if the MC 68HC711 E9CFN2 chip can be used with the HandyBoard. It has 12 kB of internal EPROM, I've never seen a smd eprom chip, but I don't need the EPROM. The case is that (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | Downloading
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Thanks for the new Downloader_MCL Fred!! Finally I can reliably download the pcode to my Handyboard. I've had my board for some time now and had almost given up hope about ever using it. However, the new downloader works perfect. Now I can get into (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | before to try to unsubscribe
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I have been a member of this list for a while now. I enjoy this list very much and find it to be very useful and helpful. The issues that the members bring forward are great and the support/attention that Fred G. Martin gives to the list is out of (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Stupid multiple sonars...
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a small signal diode like 1N914 should do. -----Original Message----- From: Ian Hojnicki <damasta@camelot.bradley.edu> To: handyboard@media.mit.edu <handyboard@media.mit.edu> Date: Tuesday, February 09, 1999 12:16 AM Subject: Stupid multiple (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | unsubscribe
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I would like to unsubscribe the mailing list Thank you (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | Re: IR
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hi! we are currently doing our thesis and we find it difficult to program and connect the IR to the HB. could anyone please help???? -theresa (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | Stupid multiple sonars...
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I guess I have a really simple question to ask... I know that I can share many of the lines off of the SPI in order to hook up two polaroid sensors... However, is it really necessary to add a diode to each of the ECHO lines? If so, what are the (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | Color sensor
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Fred and others, I was the one who posted some questions regarding on ball sensors, and thanks for all those varied replies. I am also considering a color sensor, since tennis ball have a distinct color - I supposed that a color sensor is enough. I (...) (26 years ago, 9-Feb-99, to lugnet.robotics.handyboard)
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| | 68HC11 Emulator for Win-32
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The March, 1999 issue of Dr. Dobb's Journal has an article about WOOKIE, a windoze based emulator for 68HC11 software development. It looks interesting. The source and an executable are available as freeware from: (URL) - - - Nick - - - (26 years ago, 8-Feb-99, to lugnet.robotics.handyboard)
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| | Unsuscribe
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I would like to unsiscribe from the mailing list. Thank you. (26 years ago, 8-Feb-99, to lugnet.robotics.handyboard)
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| | Canadian Boarders?
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I would like to know if there are any Canadians on the list to talk about parts acquisitions. It seems that my local radio shack is quite useless for this kind of project I would just use the parts list but I am saving it as a last resort as you (...) (26 years ago, 8-Feb-99, to lugnet.robotics.handyboard)
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| | Unsuscribe
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I would like to unsuscribe from the mailing list. Thank you (26 years ago, 8-Feb-99, to lugnet.robotics.handyboard)
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| | Newton Operating System
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Does anyone know whether one can run a Handy Board with software for a Newton. We have an Apple eMate, which has a Newton operating system and it would be useful to run the Handy Board with it. Mike Howard (26 years ago, 8-Feb-99, to lugnet.robotics.handyboard)
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| | HOW TO UNSUBSCRIBE
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hmm, the last reminder "didn't take." to unsubscribe from the Handy Board list, send mail to fredm@media.mit.edu. Please, please, *please* DO NOT send mail to handyboard. one thousand tongue lashings will follow if you disobey these instructions. (...) (26 years ago, 8-Feb-99, to lugnet.robotics.handyboard)
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