Subject: Re: [stella] horizontal timing issues From: gentlben@xxxxxxxxxxxx Date: Mon, 05 Jul 1999 15:27:57 -0700 |
> Man, your posts are pretty hard to read. If you want us to help you, > you should at least make sure, that we can understand the question. ;-) im sorry if my posts are all screwed up in formatting, but netscape has a funny way of formatting messages :P...if its the questions themselves that confuse u, i apologize also, its just that im not nearly as well learned as u all are especially when it comes to 2600 specific items :) i decided to give my binary file a little "overhaul" and build a new one out of it and right now im trying to do things like display players, missiles, ball, that sort of thing :P > You can write to the TIA registers at any time. It is just that the > 6507 instructions take several cycles to finish execution. The changes > to the TIA registers take effect when the write instuction to it has > finished execution. it seems you were right about the horizontal offset you mentioned some time ago...i just went over some posts in the stella archives...:P oh well...i dont think i will really be sure of anything until i try it > You can write to HMxx before you write to it's corresponding RESxx > register, but you have to do the RESPxx before you apply the fine > movement from the HMxx register with a WSYNC/HMOVE. ah, so what you're really trying to tell me is that a reset can be done either before or after the horizontal movement registers that control fine movement, but it MUST come before an HMOVE strobe? i see... heres another question for all of you to bite on... do you think it would be possible to create even a simple music program that could compose simple songs? such a program could have an extra feature for would-be programmers showing waveform and frequency divide...and if it could be written, it would be great for the Supercharger...your thoughts? dee -- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
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Re: [stella] horizontal timing issu, Eckhard Stolberg | Thread | Re: [stella] horizontal timing issu, Eckhard Stolberg |
Re: [stella] horizontal timing issu, Eckhard Stolberg | Date | [stella] Networkable Atari., Mark De Smet |
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