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 Robotics / RCX / pbFORTH / *108 (-20)
  PBForthConsole v0.4 source
 
Hello, I've updated my pbFORTH console tool. New features include: - Backspace is now supported. Sloppy typing is no longer a disaster. - A file upload option. This allows you to develop scripts offline and upload them all at once, which is (...) (25 years ago, 4-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  Re: Rotation sensors?
 
(...) Thanks, I was using that as a reference for the FORTH overview I wrote. (...) Thanks for the heads-up. It should be no trouble changing the URL, as the book is still a draft. After August or so it'll get harder, but still won't be impossible. (...) (25 years ago, 4-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  RE: Rotation sensors?
 
(...) OOOOHHH. That makes me feel warm and fuzzy and willing to do more work! Here's a link to an on-line (free) book about FORTH for real time applications. Tim Hendtlass (the author) is really good about linking to the book, which is hosted on the (...) (25 years ago, 4-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  Re: Rotation sensors?
 
Hi Ralph, (...) Sorry for not being more specific. It shows the same value all the time. (...) Yup, you nailed it. I thought the rotation sensor was a passive resistive device. The call to SENSOR_ACTIVE fixed it up. (...) Thanks, I'm still getting (...) (25 years ago, 4-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  RE: Rotation sensors?
 
(...) Thanks for attaching the code Jonathan. Before I go through the steps of trying this out, what do you mean by doesn't work? ie. 1. Does it hang and not display anything? 2. Does it display the same data all the time? 3. Does it not respond to (...) (25 years ago, 4-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  Rotation sensors?
 
Has anyone used a rotation sensor with pbFORTH? I can't seem to get it to work. My test script is attached. Thanks, Jonathan ----- HEX : isRunButtonPressed BUTTON_GET 1 AND 1 = ; : showRotation 3002 SWAP 3001 LCD_NUMBER LCD_REFRESH ; : clear (...) (25 years ago, 4-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  RE: Whither 0> ?
 
(...) Yes, it's not in the hFORTH (ANSI) standard. You can always do SWAP 0< instead. The new release I'm working on does define 0> .... As a workaround, you can define 0> as above, and then remove the alias later. Cheers, Ralph Hempel - P.Eng (...) (25 years ago, 3-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  Whither 0> ?
 
Hi Ralph, I'm able to use <, =, >, 0<, and 0=, but 0> is not defined. Any idea why? Thanks, Jonathan (25 years ago, 3-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  RE: Java 2 pbFORTH console, version 0.2 source release
 
(...) Wow! I haven't looked at this, and probably won't until I get more Java experience, but thanks for the effort. Just to keep everyone up to date on pbFORTH, I have (as usual) got too much other stuff on my plate right now. I am going to have (...) (25 years ago, 3-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  Java 2 pbFORTH console, version 0.2 source release
 
Hello, This is not for the faint of heart. I wrote a Java 2-based pbFORTH console that strips out repeated characters when talking with the RCX (most of the time). It still chokes when the IR tower awakens, but you can get some pretty clean-looking (...) (25 years ago, 3-Jun-99, to lugnet.robotics.rcx.pbforth)
 
  Re: Assembly tool?
 
(...) I'm afraid I was going to use Delphi (25 years ago, 19-May-99, to lugnet.robotics.rcx.pbforth)
 
  RE: Assembly tool?
 
(...) John, Are you thinking of doing this in TclTk as discussed before? If so, why don't we collaborate a bit...I've done a serial handler in TclTk for a proprietary RS485 network at 9600 baud. At 2400 baud, I'm sure I could do the same. Your (...) (25 years ago, 19-May-99, to lugnet.robotics.rcx.pbforth)
 
  Re: Assembly tool?
 
Ah, in that case you will need my pbFORTH IDE and downloader, which is not on the drawing board yet, but just a wishlist: o filter out ddoouubbllee letters, use echo to check o fast download, skipping comments and compressing whitespace, macro (...) (25 years ago, 19-May-99, to lugnet.robotics.rcx.pbforth)
 
  Re: Assembly tool?
 
I have Windows NT, but I'm running the CygWin stuff for legOS. Jonathan (...) (25 years ago, 19-May-99, to lugnet.robotics.rcx.pbforth)
 
  RE: Assembly tool?
 
(...) Its not pbFORTH, its the RCX tower. Thats how I can tell if pbFORTH crashed, the HyperTerminal screen looks NORMAL!!!! It is a bit annoying though. I started work on a Tcl uploader when I decided a better tutorial was more important. More (...) (25 years ago, 18-May-99, to lugnet.robotics.rcx.pbforth)
 
  Re: Assembly tool?
 
What operating system are you running on? (25 years ago, 18-May-99, to lugnet.robotics.rcx.pbforth)
 
  Re: Assembly tool?
 
Hi Ralph, (...) I wanted to see if I could stop pbFORTH from echoing characters back to the PC. I figured it wouldn't be hard to do, and it would make my HyperTerminal sessions look a lot cleaner. So what do you use? I couldn't get (...) (25 years ago, 18-May-99, to lugnet.robotics.rcx.pbforth)
 
  RE: Assembly tool?
 
(...) Jonathan, you use the GNU toolchain to assemble the files, but why bother? The pbforth.srec file is available for download and it is complete by itself. Just use "nqc -firmware pbforth.srec " to get it into the RCX. I have a newer release with (...) (25 years ago, 18-May-99, to lugnet.robotics.rcx.pbforth)
 
  Assembly tool?
 
Hello, I was wondering what tool I need to compile the pbFORTH asm files. I have the tools that are used for legOS--is there something there that can assemble the asm files? Thanks, Jonathan (25 years ago, 18-May-99, to lugnet.robotics.rcx.pbforth)
 
  Re: Multitasker test script
 
Perhaps I should not have stripped all the comments for speed :) \ The rationale for the delay above and the delay after the IR flash is \ that the message is 77 bits of 417 microseconds each, a total \ transmission time of 32 milliseconds, the (...) (25 years ago, 13-May-99, to lugnet.robotics.rcx.pbforth)


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