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JonnyBritish

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Everything posted by JonnyBritish

  1. Making sure you know about the Action! content on this site - http://theultimatebenchmark.org/
  2. On the Atari you you have other languages to choose from including Action! from OSS Software However if assembler is where you want to go check out this tutorial on 6502 coding. It is not Atari specific but may be helpful http://skilldrick.gi...6502/index.html
  3. http://skilldrick.github.com/easy6502/index.html
  4. http://arstechnica.com/gaming/2011/08/accuracy-takes-power-one-mans-3ghz-quest-to-build-a-perfect-snes-emulator/
  5. H i got to 108 - very fun game...I took a risk and stayed in one position to get my score up but then sacrificed by overall game for the high score. Simple design and fun and well executed! Great job
  6. Great thread and as a more or less noob to Assembler (did hack around with x86 years ago) I found the lottrup book easy too follow but was considering using the TurboForth Assembler to work my way through it...sort of learn forth / asm in parallel and get to grips with VDP and the awesome F18A just need to work on clearing my schedule to get dedicated time on the TI :-)
  7. Good evening Rod My first job had me working in the oil industry with surveying teams who used HP Calculators such as the HP48. I converted a program from their old calculator to the HP48 and programmed in RPL - I did not realise then that it is actually a forth variant - http://en.wikipedia.org/wiki/RPL_(programming_language) Even earlier was when I was in high school and a friend bought a copy of a product called White Lightning for the Sinclair Spectrum. This was hailed as a game designer tool and used Forth for part of its system. In my time in computers Forth has kind of kept reaching out and saying learn me learn me but i never jumped on the hook - until now :-) lastly did you know the wikireader device that you can now get at amazon.com for 15 dollars actually has a forth interpreter onboard and you can create and load forth apps just by dropping them in text form onto the MicroSD. The card also has many sample apps so writing apps / games and more can be achieved. The device also has a hackable serial port that will respond to a terminal program and let you code in forth directly. Most recently, i discovered a product called MacForth from CSI. This is a very rich forth for the Mac. I actually managed to find a new sealed copy of it which still had a price of 695 dollars on it. Little did i know when I found out about a new product called TurboForth what an adventure it would launch
  8. Apparently those London cab drivers learning "The Knowledge" apparently have changes in their brain structure as they have to memorize a huge amount of information. Is learning Forth sufficiently different to affect brain structure :-) http://www.wired.com/wiredscience/2011/12/london-taxi-driver-memory/
  9. well here is the help : VARIABLE ( n -- ) CREATE LATEST @ >CFA >BODY ! ; CREATE - Reads forward in the terminal input buffer and creates a word in the dictionary whose run-time behaviour is to return the body address of the newly created word LATEST - Pushes the address of the latest dictionary entry variable. @ - Pushes the value read from address to the stack. >CFA - Converts dictionary address da to code field address cfa. >BODY - Given a CFA on the stack, >BODY returns the address of the body of the word. The “body” contains the “payload” of the word. Only applies to words created with <a href="http://www.turboforth.net/language_reference.html#create">CREATE (i.e. VARIABLE, CONSTANT, VALUE). It is not meaningful to apply >BODY to words that are not children of CREATE. >BODY may also be applied to words that utilise DOES> to carry out their work. ! - Writes value to the cell at address.
  10. I have seen the HP-85 easily go for 250 dollars. They appear to sell quickly on Ebay
  11. I thought the forthies in the group would appreciate this http://xkcd.com/645/ made me laugh anyway :-)
  12. http://toddbot.blogspot.com/2012/04/why-forth-still-matters-in-this.html
  13. guys is vorticons code possible on turboforth ie blank screen, draw something blank screen draw something or is this tiforth specific
  14. Can I add to this thread... What are the implications for TF1.2 as regards F18A support. Like a few of us i am lucky to have an F18 installed and now have a loverly rock steady VGA display but with a bad keyboard (another story) Mr Willsy, are you planning to add support for F18 or just additional addons for TF1.2?
  15. Add me to the cart list please
  16. http://www.jungleventure.com/
  17. Saw this on Craigslist if anyone is interested http://chicago.craigslist.org/wcl/sys/3005210539.html
  18. Congratulations Mark, very well deserved not only for the great work on the TI99/4a but also in driving increased attention to the Forth programming language
  19. So its more like a co processor so for example you could have it running your AI code to determine the next move for example
  20. Wow I did not realise Atari 7800 still had millions of users as well - awesome!!!
  21. http://www.mpeforth.com/arena/ProgramForth.pdf seems like a good read and also these articles http://www.ddj.com/embedded/210600604 http://www.ddj.com/hpc-high-performance-computing/210603608
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