User contributions
From 8BitDev.org - Atari 7800 Development Wiki
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- 06:42, 19 December 2015 (diff | hist) . . (+2,790) . . N 6502 Beginner Tips (Created page with "==6502 Beginner Tips== This entry assumes you're new but familiar with 6502 assembly. If that isn't true, you may wish to check out ===6502 if...then equivalents=== If yo...")
- 07:25, 15 December 2015 (diff | hist) . . (+96) . . Maria Display Structure Overview
- 07:24, 15 December 2015 (diff | hist) . . (+91) . . N Maria Display Structure Overview (Created page with "==Maria Display Structure Overview== 1000px")
- 07:20, 15 December 2015 (diff | hist) . . (+2) . . 7800 Tutorials and Guides (→MARIA Documents)
- 07:18, 15 December 2015 (diff | hist) . . (+119) . . 7800 Tutorials and Guides (→MARIA Documents)
- 07:16, 15 December 2015 (diff | hist) . . (+58) . . N File:Maria Display Structures Overview.jpg (Overview of Memory Structures Maria uses to draw a display)
- 02:17, 22 November 2015 (diff | hist) . . (-3) . . Atari 7800 Color Documentation (→Consistency Issues)
- 02:17, 22 November 2015 (diff | hist) . . (-1) . . Atari 7800 Color Documentation
- 00:04, 22 November 2015 (diff | hist) . . (-4) . . The Perceptual Tuning Primer (→Theory)
- 20:37, 21 November 2015 (diff | hist) . . (+5) . . Atari 7800 Color Documentation (→Technical Overview of Color Generation)
- 20:34, 21 November 2015 (diff | hist) . . (-1) . . Atari 7800 Color Documentation (→NTSC and PAL Palettes)
- 20:33, 21 November 2015 (diff | hist) . . (+145) . . Atari 7800 Color Documentation (→Consistency Issues)
- 03:38, 21 November 2015 (diff | hist) . . (+170) . . Atari 7800 Color Documentation (→Consistency Issues)
- 03:26, 21 November 2015 (diff | hist) . . (+61) . . Atari 7800 Color Documentation (→Consistency Issues)
- 01:54, 21 November 2015 (diff | hist) . . (-4) . . Atari 7800 Color Documentation (→Technical Overview of Color Generation)
- 01:08, 21 November 2015 (diff | hist) . . (+21) . . Atari 7800 Color Documentation (→Consistency Issues)
- 01:07, 21 November 2015 (diff | hist) . . (-6) . . Atari 7800 Color Documentation (→Technical Overview of Color Generation)
- 01:04, 21 November 2015 (diff | hist) . . (+527) . . Atari 7800 Color Documentation
- 00:53, 21 November 2015 (diff | hist) . . (+57) . . N File:A7800 color paletted - PAL factory tuned.png (A7800 Color Palette - PAL factory tuned or "cool" setting) (current)
- 00:51, 21 November 2015 (diff | hist) . . (+58) . . N File:A7800 color paletted - NTSC factory tuned.png (A7800 Color Palette - NTSC factory tuned or "cool" setting) (current)
- 15:24, 20 November 2015 (diff | hist) . . (+141) . . Atari 7800 Color Documentation (→Color Artifacting)
- 07:45, 20 November 2015 (diff | hist) . . (+293) . . Atari 7800 Color Documentation
- 07:38, 20 November 2015 (diff | hist) . . (+1,305) . . Atari 7800 Color Documentation
- 07:30, 20 November 2015 (diff | hist) . . (+58) . . N File:Artifact comparison.jpg (Artifacting colors from 2 different 7800 consoles compared) (current)
- 06:34, 20 November 2015 (diff | hist) . . (-98) . . Atari 7800 Color Documentation
- 06:32, 20 November 2015 (diff | hist) . . (+291) . . Atari 7800 Color Documentation
- 06:01, 17 November 2015 (diff | hist) . . (+5) . . Atari 7800 Color Documentation
- 05:58, 17 November 2015 (diff | hist) . . (+890) . . Atari 7800 Color Documentation
- 01:51, 17 November 2015 (diff | hist) . . (+74) . . File:YIQ-7800-warmup.gif (→Summary) (current)
- 01:41, 17 November 2015 (diff | hist) . . (+137) . . N File:YIQ-7800-warmup.gif (Atari 7800 color values shifting as the console warms up, overlaid on Y=0.5 IQ colorspace.)
- 00:00, 17 November 2015 (diff | hist) . . (0) . . Atari 7800 Color Documentation
- 23:55, 16 November 2015 (diff | hist) . . (+416) . . Atari 7800 Color Documentation
- 21:53, 16 November 2015 (diff | hist) . . (+152) . . N File:YIQ-warm-ideal.png (Example U-V color plane with Y = 0.5, overlaid with Atari 7800 color registers. Original U-V color plane underlay created by wikipedia.org user Tonyle.) (current)
- 07:02, 16 November 2015 (diff | hist) . . (+67) . . Atari 7800 Color Documentation
- 20:42, 15 November 2015 (diff | hist) . . (+1,208) . . N Atari 7800 Color Documentation (Created page with "==Overview== The process by which the Atari 7800 creates colors is directly related to the way NTSC and PAL encode colors within the signal. To understand 7800 colors, it's im...")
- 20:26, 15 November 2015 (diff | hist) . . (+3,628) . . N MediaWiki:Licenses (Created page with "*subst:No license from license selector|Don't know|I do not know the license *subst:No license from license selector|Somewebsite|Found the image somewhere *subst:Permission fr...") (current)
- 06:54, 15 November 2015 (diff | hist) . . (+13,131) . . N AtariVox for the 7800 (Created page with "The following has been adapted from Alex Herbert's "AtariVox Programmer's Guide" for the 2600. Any mistakes should be credited to the wiki, and all helpful information should...") (current)
- 05:47, 15 November 2015 (diff | hist) . . (+4,425) . . N Maximizing 7800 Sprites (Created page with "==7800 Sprite Capability Overview== The DLL DL structure of the 7800 is seemingly fast and flexible - put a 4 or 5 byte structure on a display list, and let MARIA handle all...") (current)
- 19:52, 14 November 2015 (diff | hist) . . (+63) . . 7800 Tutorials and Guides (→External Hardware Documents)
- 19:51, 14 November 2015 (diff | hist) . . (+6) . . 7800 Tutorials and Guides (→TIA Documents)
- 19:41, 14 November 2015 (diff | hist) . . (+127) . . Tune2600 Introduction (current)
- 19:21, 14 November 2015 (diff | hist) . . (+2,116) . . 7800 Software Guide (→APPENDIX 2: STANDARD 7800 EQUATES)
- 19:00, 14 November 2015 (diff | hist) . . (+5) . . 7800 Software Guide (→INPTCTRL REGISTER)
- 18:59, 14 November 2015 (diff | hist) . . (+15) . . 7800 Software Guide (→Port A – Hand Controllers)
- 18:59, 14 November 2015 (diff | hist) . . (+15) . . 7800 Software Guide (→Port B - Console Switches and Joystick Buttons)
- 18:57, 14 November 2015 (diff | hist) . . (+9) . . 7800 Software Guide (→AUDV0/1)
- 18:57, 14 November 2015 (diff | hist) . . (+9) . . 7800 Software Guide (→AUDC0/1)
- 18:57, 14 November 2015 (diff | hist) . . (+9) . . 7800 Software Guide (→AUDF0/1)
- 18:56, 14 November 2015 (diff | hist) . . (+5) . . 7800 Software Guide (→CTRL)
- 18:55, 14 November 2015 (diff | hist) . . (+6) . . 7800 Software Guide (→MSTAT)
- 18:55, 14 November 2015 (diff | hist) . . (+6) . . 7800 Software Guide (→DPPL)
- 18:55, 14 November 2015 (diff | hist) . . (+6) . . 7800 Software Guide (→DPPH)
- 18:54, 14 November 2015 (diff | hist) . . (+6) . . 7800 Software Guide (→CHARBASE)
- 18:54, 14 November 2015 (diff | hist) . . (+6) . . 7800 Software Guide (→OFFSET)
- 18:47, 14 November 2015 (diff | hist) . . (0) . . 7800 Software Guide (→APPENDIX 1: 7800 MEMORY MAP)
- 18:39, 14 November 2015 (diff | hist) . . (+71) . . 7800 Software Guide (→APPENDIX 1: 7800 MEMORY MAP)
- 18:06, 14 November 2015 (diff | hist) . . (0) . . 7800 Software Guide (→APPENDIX 1: 7800 MEMORY MAP)
- 03:25, 12 November 2015 (diff | hist) . . (0) . . The POKEY Note Table (current)
- 02:24, 12 November 2015 (diff | hist) . . (+1,193) . . A78 Header Specification
- 17:22, 11 November 2015 (diff | hist) . . (+11) . . Main Page (→Welcome)
- 06:10, 10 November 2015 (diff | hist) . . (0) . . A78 Header Specification
- 06:01, 10 November 2015 (diff | hist) . . (+6,566) . . A78 Header Specification
- 05:29, 9 November 2015 (diff | hist) . . (-4) . . The POKEY Note Table
- 03:46, 9 November 2015 (diff | hist) . . (+21) . . The POKEY Note Table
- 03:41, 9 November 2015 (diff | hist) . . (-1) . . The POKEY Note Table
- 03:38, 9 November 2015 (diff | hist) . . (+16,229) . . N The POKEY Note Table (Created page with " ==The Note Table== {| class="wikitable" |+The POKEY Note Table |- ! !! colspan="4" | Distortion 10 !! colspan="4" | Distortion 2 !! colspan="4" | Distortion 12a !!...")
- 23:48, 8 November 2015 (diff | hist) . . (+140) . . 7800 Tutorials and Guides
- 22:28, 8 November 2015 (diff | hist) . . (+129) . . The Perceptual Tuning Primer
- 22:21, 8 November 2015 (diff | hist) . . (-32) . . 7800 Tutorials and Guides
- 19:22, 8 November 2015 (diff | hist) . . (+792) . . POKEY C012294 Documentation (current)
- 19:13, 8 November 2015 (diff | hist) . . (+1,890) . . POKEY C012294 Documentation
- 07:16, 8 November 2015 (diff | hist) . . (+7,452) . . N POKEY C012294 Documentation (Created page with "==General Description== There are four semi-independent audio channels, each with its own frequency, noise and volume control. Each channel has an eight-bit "divide-by-N" fre...")
- 06:53, 8 November 2015 (diff | hist) . . (+27) . . N File:2.4.audio filter xor.gif (POKEY spec illustration 2.4) (current)
- 06:52, 8 November 2015 (diff | hist) . . (+27) . . N File:2.3.audio filter bp2.gif (POKEY spec illustration 2.3) (current)
- 06:51, 8 November 2015 (diff | hist) . . (+27) . . N File:2.2.audio filter bp1.gif (POKEY spec illustration 2.2) (current)
- 06:48, 8 November 2015 (diff | hist) . . (+27) . . N File:2.1.audio filter lp.gif (POKEY spec illustration 2.1) (current)
- 01:48, 8 November 2015 (diff | hist) . . (+61) . . Detecting POKEY (current)
- 01:45, 8 November 2015 (diff | hist) . . (+249) . . N XBoard POKEY Init (Created page with "<pre> lda #$00 tax ST2: sta XPOKEYBASE1,X ; Clear Pokey1 sta XPOKEYBASE2,X ; Clear Pokey2...") (current)
- 01:44, 8 November 2015 (diff | hist) . . (+5,377) . . N XBoard Memory Init (Created page with "<pre> ; X-Board Description ; The X-board (iet7830) is an internal expansion board for the ATARI 7800 which ; gives the system 128 Kbyte of SRAM and one POKEY chip. ; ; The ex...") (current)
- 01:02, 8 November 2015 (diff | hist) . . (+2,642) . . N Detecting POKEY (Created page with "==Detection Code for POKEY in different locations== The following code (taken from 7800Basic, and originally adapted from [http://atariage.com/forums/topic/146725-detecting-p...")
- 23:02, 7 November 2015 (diff | hist) . . (+217) . . 7800 Tutorials and Guides (→External Hardware Documents)
- 22:52, 7 November 2015 (diff | hist) . . (+22) . . 7800 Tutorials and Guides
- 21:56, 7 November 2015 (diff | hist) . . (+3,167) . . N TIA Arpeggio Tips (Created page with " Nothing screams chiptune quite as loudly as a lightning fast square-wave arpeggio does. This guide will cover arpeggio basics, and how to maximize arpeggio effectiveness with...")
- 21:56, 7 November 2015 (diff | hist) . . (-3) . . 7800 Tutorials and Guides
- 18:18, 7 November 2015 (diff | hist) . . (+38) . . 7800 Software Guide
- 18:17, 7 November 2015 (diff | hist) . . (+11) . . 7800 Software Guide (→APPENDIX 3: DMA TIMING)
- 18:14, 7 November 2015 (diff | hist) . . (-138) . . 7800 Software Guide (→APPENDIX 3: DMA TIMING)
- 17:58, 7 November 2015 (diff | hist) . . (+547) . . 7800 Software Guide (→APPENDIX 3: DMA TIMING)
- 17:38, 7 November 2015 (diff | hist) . . (-65) . . 7800 Software Guide (→APPENDIX 1: 7800 MEMORY MAP)
- 17:31, 7 November 2015 (diff | hist) . . (0) . . 7800 Software Guide (→APPENDIX 1: 7800 MEMORY MAP)
- 17:29, 7 November 2015 (diff | hist) . . (+169) . . 7800 Software Guide (→APPENDIX 1: 7800 MEMORY MAP)
- 10:11, 7 November 2015 (diff | hist) . . (+57) . . The Perceptual Tuning Primer (→Practical Application)
- 10:09, 7 November 2015 (diff | hist) . . (+71) . . The Perceptual Tuning Primer (→Practical Application)
- 09:45, 7 November 2015 (diff | hist) . . (-21) . . The Perceptual Tuning Primer (→Samples)
- 09:42, 7 November 2015 (diff | hist) . . (+53) . . The Perceptual Tuning Primer (→Theory)
- 09:37, 7 November 2015 (diff | hist) . . (-78) . . The Perceptual Tuning Primer (→Theory)
- 09:31, 7 November 2015 (diff | hist) . . (-64) . . The Perceptual Tuning Primer (→Theory)
- 09:29, 7 November 2015 (diff | hist) . . (+13) . . The Perceptual Tuning Primer (→Theory)
- 09:23, 7 November 2015 (diff | hist) . . (+1) . . Perceptualtuningkey.c (current)
- 09:22, 7 November 2015 (diff | hist) . . (+24) . . Perceptualtuningkey.c
- 09:22, 7 November 2015 (diff | hist) . . (+6,824) . . N Perceptualtuningkey.c (Created page with "<pre> // perceptualtuningkey.c // By Mike Saarna // Searches the TIA frequncies for a key that has the most in-tune // Major Third, Perfect Fourth, Perfect Fifth, Octave...")
- 09:21, 7 November 2015 (diff | hist) . . (+352) . . The Perceptual Tuning Primer
- 09:05, 7 November 2015 (diff | hist) . . (+14) . . The Perceptual Tuning Primer (→Theory)
- 09:03, 7 November 2015 (diff | hist) . . (+89) . . The Perceptual Tuning Primer (→Theory)
- 08:54, 7 November 2015 (diff | hist) . . (+48) . . The Perceptual Tuning Primer (→Theory)
- 07:41, 7 November 2015 (diff | hist) . . (+584) . . Tune2600 Introduction (→Tune2600)
- 05:51, 7 November 2015 (diff | hist) . . (+2,088) . . 6502 Instruction Set
- 05:31, 7 November 2015 (diff | hist) . . (+18) . . 6502 Instruction Set
- 05:30, 7 November 2015 (diff | hist) . . (+9,085) . . N 6502 Instruction Set (Created page with " {| ! Instruction !! Hex !! Cycles !! Bytes !! Description !! Addressing |- | ADC #n || 69 || 2 || 2 || Add with carry to A || Immediate |- | ADC nn || 6D || 4 || 3 || Add wit...")
- 04:12, 7 November 2015 (diff | hist) . . (+86) . . 7800 Tutorials and Guides
- 04:01, 7 November 2015 (diff | hist) . . (+14) . . 7800 Tutorials and Guides (→TIA Documents)
- 18:06, 6 November 2015 (diff | hist) . . (+8) . . A78 Header Specification
- 18:05, 6 November 2015 (diff | hist) . . (+2,048) . . N A78 Header Specification (Created page with "==History and Purpose== The A78 header was originally created by Dan Boris, in tandem with his A7800 emulator. The header, which is added to the beginning of ROM images, serv...")
- 04:14, 6 November 2015 (diff | hist) . . (+17) . . 7800 Tutorials and Guides (→TIA Documents)
- 04:13, 6 November 2015 (diff | hist) . . (0) . . m Atari 2600 VCS Sound Frequency and Waveform Guide (MSaarna moved page Frequency and Waveform Guide to Atari 2600 VCS Sound Frequency and Waveform Guide without leaving a redirect) (current)
- 04:12, 6 November 2015 (diff | hist) . . (+1) . . Atari 2600 VCS Sound Frequency and Waveform Guide
- 04:11, 6 November 2015 (diff | hist) . . (0) . . Atari 2600 VCS Sound Frequency and Waveform Guide (→document)
- 04:11, 6 November 2015 (diff | hist) . . (-4) . . Atari 2600 VCS Sound Frequency and Waveform Guide
- 04:10, 6 November 2015 (diff | hist) . . (+8) . . Atari 2600 VCS Sound Frequency and Waveform Guide (→Editing)
- 04:09, 6 November 2015 (diff | hist) . . (+302) . . Atari 2600 VCS Sound Frequency and Waveform Guide
- 04:03, 6 November 2015 (diff | hist) . . (+19,515) . . N Atari 2600 VCS Sound Frequency and Waveform Guide (Created page with "<pre> Subject: [stella] Frequency and Waveform Guide From: Eckhard_Stolberg@xxxxxxxxxxxxxxxxxxxxx (Eckhard Stolberg) Date: Sun, 22 Jun 1997 16:16:32 +0200 ATARI 2600 VCS SOUN...")
- 04:02, 6 November 2015 (diff | hist) . . (+18) . . 7800 Tutorials and Guides (→TIA Documents)
- 03:15, 6 November 2015 (diff | hist) . . (+1) . . The Perceptual Tuning Primer
- 03:04, 6 November 2015 (diff | hist) . . (0) . . File:Salvo - a3 perceptual tuning.mp3 (MSaarna uploaded a new version of File:Salvo - a3 perceptual tuning.mp3) (current)
- 02:51, 6 November 2015 (diff | hist) . . (+13) . . The Perceptual Tuning Primer
- 02:50, 6 November 2015 (diff | hist) . . (+325) . . The Perceptual Tuning Primer (→Samples)
- 02:50, 6 November 2015 (diff | hist) . . (+68) . . N File:Salvo - a3 perceptual tuning.mp3 (theme to Salvo, played on TIA in the key of A3 for Perceptual Tuning)
- 02:45, 6 November 2015 (diff | hist) . . (+43) . . N File:Daisybell - e4.mp3 (Daisy Bell, played on TIA in the key of D4) (current)
- 02:42, 6 November 2015 (diff | hist) . . (+67) . . N File:Daisybell - c3 tune2600.mp3 (Daisy Bell, played on TIA in the key of C3, as selected by tune2600) (current)
- 02:40, 6 November 2015 (diff | hist) . . (+64) . . N File:Daisybell - a3 perceptual tuning.mp3 (Daisy Bell, played on TIA in the key of A3 for Perceptual Tuning) (current)
- 00:10, 6 November 2015 (diff | hist) . . (+696) . . N Tune2600 Introduction (Created page with " ==Tune2600== Tune2600 is a utility for finding optimum TIA note frequencies, created by Thomas Jentzsch. When provided a list of notes used in your composition, Tune2600 will...")
- 23:51, 5 November 2015 (diff | hist) . . (+78) . . N File:Tune2600.zip (Tune2600 utility used for finding better tuned TIA notes for your composition.) (current)
- 22:40, 5 November 2015 (diff | hist) . . (-560) . . 7800 Software Guide
- 06:00, 3 November 2015 (diff | hist) . . (+114) . . HSC Layout (current)
- 05:45, 3 November 2015 (diff | hist) . . (+21,501) . . N HSC Layout (Created page with "==Atari 7800 HSC NVRAM Layout== {| style="float:left;" ! 1000 || style="background-color: #fc8;" | 00 || style="background-color: #fc8;" | 00 || style="background-color:...")
- 23:41, 2 November 2015 (diff | hist) . . (-2) . . The Perceptual Tuning Primer (→Limitations)
- 23:38, 2 November 2015 (diff | hist) . . (+2) . . The Perceptual Tuning Primer (→Limitations)
- 23:26, 2 November 2015 (diff | hist) . . (+132) . . The Perceptual Tuning Primer (→Limitations)
- 18:52, 2 November 2015 (diff | hist) . . (+532) . . The Perceptual Tuning Primer
- 18:35, 2 November 2015 (diff | hist) . . (+99) . . The Perceptual Tuning Primer
- 18:25, 2 November 2015 (diff | hist) . . (+37) . . The Perceptual Tuning Primer
- 18:21, 2 November 2015 (diff | hist) . . (+2) . . The Perceptual Tuning Primer
- 18:15, 2 November 2015 (diff | hist) . . (-139) . . The Perceptual Tuning Primer
- 18:08, 2 November 2015 (diff | hist) . . (+274) . . The Perceptual Tuning Primer
- 17:21, 2 November 2015 (diff | hist) . . (+286) . . The Perceptual Tuning Primer
- 17:04, 2 November 2015 (diff | hist) . . (+44) . . N File:Frequency and perfect fifth.png (two sine waves with a perfect fifth interval) (current)
- 17:02, 2 November 2015 (diff | hist) . . (+42) . . N File:Frequency and minor sixth.png (two sine waves with a minor sixth interval) (current)
- 16:07, 2 November 2015 (diff | hist) . . (+272) . . The Perceptual Tuning Primer (→Overview)
- 15:53, 2 November 2015 (diff | hist) . . (+87) . . 7800 Tutorials and Guides
- 06:20, 2 November 2015 (diff | hist) . . (+30) . . The Perceptual Tuning Primer
- 05:46, 2 November 2015 (diff | hist) . . (+164) . . The Perceptual Tuning Primer
- 05:28, 2 November 2015 (diff | hist) . . (+242) . . The Perceptual Tuning Primer
- 05:23, 2 November 2015 (diff | hist) . . (+83) . . N File:Tannenbaum - a3 perceptual tuning.mp3 (O Tannenbaum/Oh Christmas Tree played on TIA in the key of A3 for Perceptual Tuning) (current)
- 05:22, 2 November 2015 (diff | hist) . . (+86) . . N File:Tannenbaum - c3 tune2600.mp3 (O Tannenbaum/Oh Christmas Tree played on TIA in the key of C3, as selected by tune2600)
- 05:17, 2 November 2015 (diff | hist) . . (+61) . . N File:Tannenbaum - d4.mp3 (O Tannenbaum/Oh Christmas Tree played on TIA in the key of D4) (current)
- 04:47, 2 November 2015 (diff | hist) . . (+63) . . The Perceptual Tuning Primer
- 04:44, 2 November 2015 (diff | hist) . . (+3,812) . . N The Perceptual Tuning Primer (Created page with "==Overview== Perceptual Tuning refers to arranging TIA music for particular keys, with the intent to shift off-key notes to ones your brain won't as readily detect as being o...")
- 04:36, 2 November 2015 (diff | hist) . . (+1,314) . . N 7800 Tutorials and Guides (Created page with " Once you've read through an understood the 7800 Software Guide and 7800 Assembly Quick-Start, the documents listed in this entry will help you master more advanced to...")
- 00:40, 2 November 2015 (diff | hist) . . (+3,218) . . 7800 Software Guide
- 21:11, 1 November 2015 (diff | hist) . . (+52,956) . . N 7800 Software Guide (Created page with "==INTRODUCTION== The 7800 is a product which combines the ATARI 2600 hardware with a new graphics chip called MARIA. The entire 2600 library of cartridges will run on the 7800...")
- 18:41, 31 October 2015 (diff | hist) . . (0) . . Main Page
- 18:40, 31 October 2015 (diff | hist) . . (+536) . . Main Page
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