 | | Re: PCB coating
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(...) Hi Clancy, there are tinning compounds (for use prior to soldering) but I've always just sprayed it with clear lacquer (after soldering). Keeps the copper from oxidizing... Cheers, Duncan (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | PCB coating
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I have been making my own PCBs and would like to coat the copper side with something to keep the copper in good shape, does anyone have any suggestions?. Thanks, Clancy (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | array of sharp IR range sensors
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khi, i;d like to pass the following idea around here to see what you guys think. the idea is to use the same clock for an array of several (say 6) of the sharp sensors. the idea is to wait until all of them are responded that are ready to go and (...) (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Re: PCB coating
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(...) I would think a coat of lacquer would do pretty good. It could be colored or clear. If you are making multiple boards you could probably even use a small screen print system to apply it. Mike (25 years ago, 8-Apr-99, to lugnet.robotics.handyboard)
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| | Re: Use of sony-ir functions in program
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(...) There is some sample code for using irdata(); in the sonytest.c file. Basically it needs to be put in a loop so that it will refresh the value for the received code. Hope this helps, Duncan (25 years ago, 7-Apr-99, to lugnet.robotics.handyboard)
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| | 1. Use of sony-ir functions in program; 2. smooth PWM
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Hi everybody! My first question is about using the sony-ir functions in a program: After loading sony-ir.icb and executing "sony_init(1)" at the IC prompt, I can successfully retrieve signals from my sony remote control via the function (...) (25 years ago, 7-Apr-99, to lugnet.robotics.handyboard)
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| | Hack for gearmotors sold by Acroname
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Hi, The SOHO gear motors sold by Acroname have a high gear ratio and are too slow for what I needed (189:1 or something). The front gear cover is removable with two screws and one on the gears (there are 4 metal gears in addition to the small (...) (25 years ago, 6-Apr-99, to lugnet.robotics.handyboard)
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| | Need info PLEASE
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Hi, I have looked around on the mailing list and have not found anything that will answer this question.... I have an expansion board and want to use a 12v 2amp source for my motors. The hack listed in the FAQ is only for use on a handy board only, (...) (25 years ago, 6-Apr-99, to lugnet.robotics.handyboard)
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| | HB encoders question
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Can the HB measure encoder pulses faster than 1 kHz? (this is the speed of the system interrupt) Assume we have an encoder that does 500 pulses per revolution. What happens when we exceed 2 revolutions per second? What happens if the encoder has two (...) (25 years ago, 6-Apr-99, to lugnet.robotics.handyboard)
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| | Re: Quick troubleshooting help please!!!!
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Did you destroy the battery pack? There is an embedded temperature fuse that will blow if you try to charge it too fast or accidently short the battery. With no power applied have a look at the voltage on the battery terminals (you can get to them (...) (25 years ago, 6-Apr-99, to lugnet.robotics.handyboard)
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| | Counting pulses
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Could any one point me in the right direction for information on calculating frequency using the handyboard, Thanks Keith (25 years ago, 6-Apr-99, to lugnet.robotics.handyboard)
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| | Quick troubleshooting help please!!!!
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Hey, Two weeks before we present our project and the HandyBoard got fried!!! Ahhh! Oh well, hopefully someone can help us identify the problem. The board seems to work fine as long as its getting power through the RS-232 connection. Once this is (...) (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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| | Re: mailing list archive site
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(...) This is a great idea, Jeff! From all of us, thanks. Duncan (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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| | GCC: Status
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It looks like at least three of us were playing with gcc-2.8.1 over the weekend. The GCC Miniboard library is now mostly ported over to the Handyboard, and the ICC11 LCD routines are almost done being ported over. I couldn't test out the motor (...) (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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| | Config register and E9/E1 processor
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Are there any tools for programming the E9/E1 config registers from Linux or NT? I don't have a DOS or Win95 machine handy at the moment, and I remember that the download program for the hc11E processors must be a little different. I can't get DLM (...) (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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| | Re: Using both Sharp GP2D02 and Polaroid 6500 -Reply
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I have a Rug Warrior fitted with the Polaroid 6500 sonar, and a Handy Board that uses the GP2D02 sensor. Both applications use a servo for aiming. On the Handy Board site, the libraries have been altered to support the GP2D02, but I did my own (...) (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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| | Obstacles avoiding -Reply
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The idea behind a reactive (behavior based) architecture of a Rug Warrior robot is essentially stateless. You may want to add some kind of schedule or activation layer (process ) that enables the low level behaviors based on some type of state or (...) (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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| | Using both Sharp GP2D02 and Polaroid 6500 -Reply
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I posted a message asking IF any one had timing issues using the 6500 and the GP2D02 but never received a response. My concern is running the sonar, IR and encoder routines concurently as seperate processes. Will IC be able to keep up??? Some (...) (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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| | mailing list archive site
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Hello all - I have created a website to archive the traffic generated on the Handy Board mailing list. It is currently not updating in real-time, but will start updating automatically as soon as Fred gets back and adds my second address to the (...) (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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| | Re: Mounting the handyboard
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Matt Grob Matt Grob (...) True, but you can make a sort of rigid cradle for it out of angle beams with tiny pulleys with "tires" around them at each corner: O O \ / \___...___/ side view |---...---| = | | = <--small pulleys with "tires" | | | | | | (...) (25 years ago, 5-Apr-99, to lugnet.robotics.handyboard)
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