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Messages 5339 - 5368 of 5602   Oldest  |  < Older  |  Newer >  |  Newest
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5339
Hello: Please understand that I am very new to CP1600 Assembly, and in fact, the last time I did any assembler it was for the Intel x86, about 10 years ago...
DZ-Jay
dzfoo
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Jul 6, 2008
11:48 am
5340
Your problem relies here: MVII #TOGGLE, R0 ; Check if this is an odd or even frame TSTR R0 ; BEQ @@odd_frame ; 0 = Odd; -1 = Even "MVII #TOGGLE, R0" will load...
Arnauld Chevallier
a_chevallier
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Jul 6, 2008
12:28 pm
5341
... Thank you. I have changed the code accordingly, but it still didn't work. I noticed also that I was using "MVII #TMAZE, R2" when I really wanted to copy...
DZ-Jay
dzfoo
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Jul 6, 2008
12:52 pm
5342
Are TMAZE and TDOT the addresses of some variables (which should then be loaded somewhere else in the code) or are they just constants? If they are constants,...
Arnauld Chevallier
a_chevallier
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Jul 6, 2008
12:58 pm
5343
... They are constants. Oh shoot! I just noticed what I had wrong and it's my fault, DOH!. I had defined TOGGLE as a constant along with TMAZE and TDOT,...
DZ-Jay
dzfoo
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Jul 6, 2008
1:17 pm
5344
There are 2 memory areas where your variables can live. Here's the relevant excerpt from the SDK (doc/programming/memory_map.txt): $0100 - $01EF 8-Bit Scratch...
Arnauld Chevallier
a_chevallier
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Jul 6, 2008
1:42 pm
5345
Thank you, Arnauld. I was just reading doc/utilities/as1600.txt as you were sending your post, but your explanation was very welcomed. I got it to work as I...
DZ-Jay
dzfoo
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Jul 6, 2008
1:53 pm
5346
Good morning folks! You've had a busy morning. :-) Here's the macros Arnauld mentioned: .SCRMEM SET $102 .SYSMEM SET $2F0 MACRO SCRATCH...
Joseph Zbiciak
intvnut
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Jul 6, 2008
2:24 pm
5347
... Thanks Joe! That's great time saver. I'm still looking through the rest of the macros available in the examples/macro directory in the SDK to see what...
DZ-Jay
dzfoo
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Jul 6, 2008
2:54 pm
5348
Hi everyone, I know this isn't directly programming related, but I have already done the pre-requisite Google searches and forum searches on ...
code_masseur
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Jul 8, 2008
5:47 pm
5349
Hello David: I saw this before, but I haven't tried it. Perhaps someone else can offer some information on its safety or effectiveness. ...
DZ-Jay
dzfoo
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Jul 8, 2008
5:54 pm
5350
There is a guy in the hobbying community that will do that mod for you. I sent him two of my old INTV units (a Sears and an INTV II) and he did a great job on...
Rick Reynolds
rickreynolds_se
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Jul 8, 2008
5:59 pm
5351
Hi dZ, I've heard of that adapter before -- changing the INTV master component output to composite video is a good start. What do you suggest then to adapt...
code_masseur
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Jul 8, 2008
6:01 pm
5352
I got one modified console and know another person having the same: both work properly and quality is good I did not make the modification myself Also you find...
Valter Prette
vprette
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Jul 8, 2008
6:01 pm
5353
Hello: Please forgive me if this is a dumb question, but I am confused as to the proper frequency of the VBLANK interrupt in the Intellivision. As I...
DZ-Jay
dzfoo
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Jul 8, 2008
6:03 pm
5354
DZ, Each "frame" the Intellivision sends corresponds to a single NTSC field. The NTSC vertical resolution is 525 lines, so each field has only 262.5 lines....
Joe Zbiciak
intvnut
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Jul 8, 2008
6:21 pm
5355
DZ, I should add that the STIC only has 192 lines of vertical resolution for MOBs that are set to their unstretched mode (YSIZE2 and 4 both off). The rest of...
Joe Zbiciak
intvnut
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Jul 8, 2008
6:35 pm
5356
BTW, more spec sheets here if you're curious: http://spatula-city.org/~im14u2c/chips/ The RA-3-9600 is the System RAM. The video FIFO I mentioned is held in...
Joe Zbiciak
intvnut
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Jul 8, 2008
6:48 pm
5357
If you flip open the STIC manual ( http://spatula- city.org/ ~im14u2c/ chips/ay38900. pdf ),...
Joe Zbiciak
intvnut
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Jul 8, 2008
7:20 pm
5358
Urgle. Sorry about that. I was trying to followup to say it's actually just a datasheet, not an actual manual. Now, if someone COULD actually turn up a STIC...
Joe Zbiciak
intvnut
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Jul 8, 2008
7:23 pm
5359
Urgly... looks like Yahell mangled that link. Here's a TinyURL link: http://tinyurl.com/6p7jbu And here's an attempt to embed this image directly: -- We sell...
Joe Zbiciak
intvnut
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Jul 8, 2008
7:49 pm
5360
... Sorry, confused the two. dZ....
DZ-Jay
dzfoo
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Jul 9, 2008
10:34 am
5361
Hi dZ, Actually, you gave me exactly what I needed to know. A coworker figured out where the model information on our 46" (78 lbs.) Sharp professional LCD was...
code_masseur
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Jul 9, 2008
4:41 pm
5362
Hi Dave, I already received your private email but I want to add a few words to this discussion in public: I offer the composite video out mod that is being...
Oliver Puschatzki
pusco001
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Jul 9, 2008
6:49 pm
5363
Hey guys, Is here a computer adapter or software to use the 66 key keyboard as a midi input device. I don't want to get rid of it, but it seems silly to keep...
Tim Wylie
timwylie
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Jul 20, 2008
2:43 am
5364
... Tim, By "MIDI input" what exactly do you mean? Driving the Intellivision as a MIDI endpoint, or playing a tune via the ECS's piano keys and using them as...
Joseph Zbiciak
intvnut
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Jul 20, 2008
3:47 am
5365
I'm glad that you're better at putting things into words than I am. :) Yes, I do realize that it doesn't do anything other than relay key-presses. This is...
Tim Wylie
timwylie
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Jul 20, 2008
5:23 am
5366
... If you don't mind writing some serial code on the Linux side, it wouldn't be hard to ship the bits out of the ECS's serial port and read them on the PC....
Joseph Zbiciak
intvnut
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Jul 20, 2008
6:48 am
5367
Looks like my formatting DID get munged. I'm going to try to post the code snippets again, this time using the "rich text editor." Pseudo-C code: unsigned...
Joseph Zbiciak
intvnut
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Jul 20, 2008
6:51 am
5368
Found at least one minor error in the "look for changed bits" loop. I forgot to increment R3. ; Look for changed bits MVII #O_MAP, R3 MVII #N_MAP, R4 ...
Joseph Zbiciak
intvnut
Online Now Send Email
Jul 20, 2008
7:28 am
Messages 5339 - 5368 of 5602   Oldest  |  < Older  |  Newer >  |  Newest
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