 | | RE: AI and even more exiciting stuff
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(...) Well, we are trying to teach AI, not embedded systems :) Towards that end, we've sort of tried to simplify things as much as possible for the kids who are taking the class, since most of them will probably never do an embedded system again. (...) (25 years ago, 18-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.pbforth)
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| | RE: AI and even more exiciting stuff
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(...) Yes, and no. It is an interpreter, that you can type (or upload) ASCII text to. It then compiles it into an efficient bytecode (really 16 bits) that lets you execute later. It allows for LOTS of variables and best of all, you don't need to be (...) (25 years ago, 18-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.pbforth)
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| | RE: AI and even more exiciting stuff
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(...) ACK! Don't they teach fixed point any more? I encourage anyone to post an application where the dynamic range of signed 32 bit values is outside the range of numbers which would be useful to an RCX application! I'm not flaming, I'm just trying (...) (25 years ago, 18-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.pbforth)
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| | Re: legOS 0.2.0 released
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Well, this is a bad week to say the least, but I hope to have rudimentary HOWTO stuff for 0.2.0 within two weeks. Thanks for everything, Markus! Luis (...) ###...### Profanity is the one language that all programmers understand. -Anonymous ###...### (25 years ago, 18-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | legOS 0.2.0 released
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Hello, legOS 0.2.0 is out. If you like to program your Mindstorms in C, or if you would like to try, it has become better than ever. Dynamic linking and program loading are fully supported now, as well as unreliable LNP datagram networking. Lots of (...) (25 years ago, 19-Oct-99, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | RCX Firmware and SP
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Hi All, After a very frustrating weekend of fiddling with pbFORTH, I caved and asked Kekoa to help with a problem I was having with read_sensor() and pbFORTH. The problem we (mostly he) unearthed has to do with the SP and RCX firmware routines, so I (...) (25 years ago, 17-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.legos, lugnet.robotics.rcx.pbforth)
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| | Re:Solved?? rotation sensor problem
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On Sep.10,I posted the message regarding rotation-sensor problem. I realized that the first threshold value '0x6fc0' in CURRENT_STATE is too small. Some sensors give raw values around 0x7000. #define CURRENT_STATE (raw<0x6fc0?STATE_0:...STATE_3))) (...) (25 years ago, 17-Oct-99, to lugnet.robotics.rcx.legos)
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| | RE: Rotaion Sensor Sampling Speed?
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(...) I thought the problem was that it vibrated itself? (...) <snip forth code, which looks cool :)> (...) Take a look at the code that Markus sent out a while ago with the new firmdl he cooked up, particularly the code in keepalive.c and the code (...) (25 years ago, 14-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.pbforth)
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| | RE: Rotaion Sensor Sampling Speed?
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(...) Well, I'd need to vibrate things while looking at raw values, which is possible, I guess. I could run the gantry, smaple as long as possible and then store the value in an array... Something like: CREATE BUFFER 5000 CELLS ALLOT ( makes room (...) (25 years ago, 14-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.pbforth)
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| | RE: pbForth
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(...) I think there are some C to FORTH translators at www.forth.org, but the problem is you need to configure them to run on your CPU and then to output FORTH compatible with your target. Not an easy task. Why not just learn FORTH? I learned about (...) (25 years ago, 14-Oct-99, to lugnet.robotics.rcx.pbforth)
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| | BrainStorm version 1.0 available
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BrainStorm version 1.0 released. Brainstorm is a version of the LOGO programming language with added commands and functionality to control Lego MindStorms spirit.ocx. The new commands can be used to write Programs for download as well as giving (...) (25 years ago, 13-Oct-99, to lugnet.robotics.rcx)
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| | FW: Mindstorms/reinforcement learning
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-----Original Message----- From: Ralph Hempel [mailto:rhempel@bmts.com] Sent: Wednesday, October 13, 1999 11:59 AM To: Blake Winton Subject: RE: Mindstorms/reinforcement learning (...) Yes!!! The simple FORTH tutorial is good. Thanks for the link. (...) (25 years ago, 13-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.pbforth)
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| | RE: Forth vs Assembler
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(...) There are a couple of reasons to choose pbFORTH over raw assembler... 1. Assembler requires an assembler, which means downloading and configuring the GNU tools on eiher Linux or Cygwin for Win9x. Not for the faint of heart. 2. Once you get (...) (25 years ago, 13-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.pbforth)
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| | RE: Mindstorms/reinforcement learning
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(...) Declaring variables (almost any number of them) in pbFORTH is like this: VARIABLE FOO Fetching and storing is like this: 23 FOO ! ( this stores the value ) FOO @ ( this fetches the value ) Values are 16 bit integers - 32 bit doubles use a (...) (25 years ago, 13-Oct-99, to lugnet.robotics, lugnet.robotics.rcx.pbforth)
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| | Turning send.c into a dll
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Hi, Has anyone been able to compile send.c into a .dll file under Cygwin? Can you provide instructions on how to do that? Thanks Andy (25 years ago, 13-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: NQC 2.0.1, MacNQC 2.0 b2 released
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The Keyspan adapters are still a bit of a grey area. I've had several reports of them working just fine, and one report of it not working at all. I'm still trying to isolate this problem (which affects NQC and presumably MacNQC). The tweak in MacNQC (...) (25 years ago, 7-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: NQC 2.0.1, MacNQC 2.0 b2 released
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(...) Dave, Oops, I meant Keyspan, I see it does, I should have read before I wrote. thanks for the effort! DLC (25 years ago, 7-Oct-99, to lugnet.robotics.rcx.nqc)
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| | Re: NQC 2.0.1, MacNQC 2.0 b2 released
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(...) Dave, Does this one fix the bug when dealing with the Faralon USB to serial port adaptor on the newer Macs? just asking... DLC (25 years ago, 7-Oct-99, to lugnet.robotics.rcx.nqc)
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| | NQC 2.0.1, MacNQC 2.0 b2 released
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Visit www.enteract.com/~dbaum/nqc for details. The NQC release fixes a couple of minor bugs. The MacNQC release pulls in the latest NQC compiler and tweaks a couple of things. Dave Baum (25 years ago, 7-Oct-99, to lugnet.robotics.rcx.nqc, lugnet.robotics)
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| | RE: Rotary electrical coupling
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It's interesting you mention this. I have also started to use RJ11 and RJ45 connectors in my constructions. It is a neat and compact way of routing 2, 4, 6, or 8 wires around. I am working out the most neat and compact way of stuffing them into a (...) (25 years ago, 6-Oct-99, to lugnet.robotics, lugnet.robotics.rcx)
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