VRC6: Revision history

18 July 2022

• curprev 14:5414:54, 18 July 2022‎ Quietust talk contribs‎ 10,742 bytes +196‎ A #053330 VRC6 (harvested from a Madara cartridge) has been decapped and revealed to be an SLA7340 CMOS gate array, very similar to the NEC MMC3B/MMC3C

23 December 2021

• curprev 07:5607:56, 23 December 2021‎ NewRisingSun talk contribs‎ 10,546 bytes −39‎ Undo revision 18998 by Ben Boldt (talk) Tag: Undo

22 December 2021

• curprev 00:4900:49, 22 December 2021‎ Ben Boldt talk contribs‎ m 10,585 bytes +39‎ Added scanline IRQ category.

23 August 2020

• curprev 04:4604:46, 23 August 2020‎ Ben Boldt talk contribs‎ m 10,546 bytes +42‎ Cleanup / clarity

31 May 2019

• curprev 22:0022:00, 31 May 2019‎ Koitsu talk contribs‎ 10,504 bytes +13‎ →‎References

26 January 2019

• curprev 16:4116:41, 26 January 2019‎ Ben Boldt talk contribs‎ 10,491 bytes +20‎ Added pinout link to infobox.

23 July 2018

• curprev 16:4916:49, 23 July 2018‎ Rainwarrior talk contribs‎ 10,471 bytes +24‎ →‎Mode 0: trying to clarify that mode 0 is undesirable for ROM nametables only

1 June 2018

• curprev 05:2805:28, 1 June 2018‎ NovaSquirrel talk contribs‎ 10,447 bytes +49‎ Creating the single screen mirroring category

13 March 2018

• curprev 04:5404:54, 13 March 2018‎ Lidnariq talk contribs‎ m 10,398 bytes −1‎ →‎Mirroring: typo

12 March 2018

• curprev 01:1001:10, 12 March 2018‎ Lidnariq talk contribs‎ m 10,399 bytes 0‎ →‎Mode 3: typo
• curprev 01:0901:09, 12 March 2018‎ Lidnariq talk contribs‎ 10,399 bytes +83‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): the comment about passing through PPU A10 is only for the pattern tables, so call that difference out

11 March 2018

• curprev 22:5822:58, 11 March 2018‎ Lidnariq talk contribs‎ 10,316 bytes +254‎ →‎Other: there's probably a better way to phrase this, but if we're going to talk about this being emergent behavior we probably should mention how ROM nametables would have worked on this variant board
• curprev 22:4822:48, 11 March 2018‎ Rainwarrior talk contribs‎ m 10,062 bytes +33‎ →‎Other: 512k ROM also relies on mode 1
• curprev 22:3522:35, 11 March 2018‎ Rainwarrior talk contribs‎ m 10,029 bytes +85‎ →‎Other: clarifying that there's probably not a deliberate pattern to this
• curprev 22:3122:31, 11 March 2018‎ Rainwarrior talk contribs‎ m 9,944 bytes +13‎ →‎Mode 3: maybe clarify the jump from 0/1 to even/odd.
• curprev 22:1822:18, 11 March 2018‎ Rainwarrior talk contribs‎ m 9,931 bytes −1‎ →‎Mode 3: extra newline
• curprev 22:1722:17, 11 March 2018‎ Rainwarrior talk contribs‎ 9,932 bytes +131‎ →‎Mode 3: changing description to better match intent, the redundancy is kind of just trivia unrelated to intent of mode
• curprev 22:0722:07, 11 March 2018‎ Rainwarrior talk contribs‎ 9,801 bytes 0‎ →‎Mirroring: forgot to reorder the mirroring description
• curprev 22:0422:04, 11 March 2018‎ Rainwarrior talk contribs‎ 9,801 bytes +776‎ →‎Mode 0: filling in the ROM nametables behaviour
• curprev 21:5221:52, 11 March 2018‎ Rainwarrior talk contribs‎ 9,025 bytes +1,004‎ →‎Mirroring: $B003:5 clear table
• curprev 21:3221:32, 11 March 2018‎ Rainwarrior talk contribs‎ 8,021 bytes +51‎ →‎Mirroring: clarify that only mode 0 was used
• curprev 21:3021:30, 11 March 2018‎ Rainwarrior talk contribs‎ 7,970 bytes +814‎ →‎Mirroring: parallel tables for all 4 modes
• curprev 21:1721:17, 11 March 2018‎ Rainwarrior talk contribs‎ 7,156 bytes +182‎ →‎Mirroring: maybe mirroring could be split into 4 modes like the documents?
• curprev 20:5320:53, 11 March 2018‎ Rainwarrior talk contribs‎ 6,974 bytes +783‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): explaining mirroring for "mode 3"
• curprev 19:4619:46, 11 March 2018‎ Rainwarrior talk contribs‎ 6,191 bytes −63‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): noting that bit 5 clear is meant for an unseen PCB, not sure if note at the end of the mirroring section is correct
• curprev 00:1700:17, 11 March 2018‎ Rainwarrior talk contribs‎ 6,254 bytes −10‎ →‎Mirroring: Oh! I misunderstood when I said vertical was forced, I mistakenly thought PPU A10 was passed, not the internal register LSB. Isn't it arbitrary then, not just vertical/1-screen?
• curprev 00:0300:03, 11 March 2018‎ Rainwarrior talk contribs‎ 6,264 bytes +119‎ →‎PPU Banking Style ($B003): additional note that bit 5 is normally set

10 March 2018

• curprev 23:5523:55, 10 March 2018‎ Lidnariq talk contribs‎ 6,145 bytes +20‎ →‎Mirroring: clarify what "not replaced" means
• curprev 23:5223:52, 10 March 2018‎ Lidnariq talk contribs‎ 6,125 bytes +14‎ →‎Mirroring: the specific banks used when bit 5 is clear are a function of banks 6 and 7, so you may end up with one-screen or "backwards" vertical instead, also.
• curprev 23:3923:39, 10 March 2018‎ Rainwarrior talk contribs‎ 6,111 bytes −110‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): found the sentence about duplication very confusing, trying to reword it and group it with the other 2k banking statement
• curprev 23:2723:27, 10 March 2018‎ Rainwarrior talk contribs‎ 6,221 bytes +54‎ →‎Mirroring: should maybe have worded the practice suggestion with bit 4 first, being the deciding factor
• curprev 23:2323:23, 10 March 2018‎ Lidnariq talk contribs‎ m 6,167 bytes −3‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): replace one last "$20s bit"
• curprev 23:2123:21, 10 March 2018‎ Rainwarrior talk contribs‎ 6,170 bytes −18‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): replacing "$20s bit" with "bit 5", not sure if i've seen this style anywhere else on the wiki?
• curprev 23:1823:18, 10 March 2018‎ Rainwarrior talk contribs‎ 6,188 bytes +161‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): clarifying normal practice
• curprev 23:1523:15, 10 March 2018‎ Rainwarrior talk contribs‎ 6,027 bytes +6‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): clarifying that this applies to CIRAM as well
• curprev 23:1323:13, 10 March 2018‎ Rainwarrior talk contribs‎ 6,021 bytes +69‎ →‎References: mirroring test ROM reference
• curprev 23:1223:12, 10 March 2018‎ Lidnariq talk contribs‎ 5,952 bytes +43‎ →‎PPU Banking Style ($B003)

30 July 2016

• curprev 08:1408:14, 30 July 2016‎ Lidnariq talk contribs‎ m 5,909 bytes +11‎ →‎PPU Banking Style ($B003): minor style edit

28 July 2016

• curprev 11:3111:31, 28 July 2016‎ Myask talk contribs‎ 5,898 bytes +36‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): decimal -> hexadecimal

27 May 2015

• curprev 20:1020:10, 27 May 2015‎ Myask talk contribs‎ 5,862 bytes +15‎ Linking audio from infobox

18 May 2015

• curprev 17:0917:09, 18 May 2015‎ Lidnariq talk contribs‎ m 5,847 bytes +36‎ add cat:cycleIRQ

14 May 2015

• curprev 22:3822:38, 14 May 2015‎ PGCX864 talk contribs‎ 5,811 bytes −14‎ Undo revision 10653 by PGCX864 (talk)
• curprev 22:3822:38, 14 May 2015‎ PGCX864 talk contribs‎ 5,825 bytes +14‎ No edit summary

23 April 2015

• curprev 17:1017:10, 23 April 2015‎ Rainwarrior talk contribs‎ 5,811 bytes +38‎ pinout link was lost in infoboxing
• curprev 14:4714:47, 23 April 2015‎ Lidnariq talk contribs‎ 5,773 bytes +3‎ "boards" doesn't mean "variants" ... and are we sure we want boards to be a required field?
• curprev 14:3414:34, 23 April 2015‎ PGCX864 talk contribs‎ 5,770 bytes +18‎ No edit summary
• curprev 14:3114:31, 23 April 2015‎ PGCX864 talk contribs‎ 5,752 bytes +3‎ No edit summary
• curprev 14:2514:25, 23 April 2015‎ PGCX864 talk contribs‎ 5,749 bytes −7‎ No edit summary
• curprev 14:2414:24, 23 April 2015‎ PGCX864 talk contribs‎ 5,756 bytes 0‎ No edit summary

21 April 2015

• curprev 10:2710:27, 21 April 2015‎ Bregalad talk contribs‎ 5,756 bytes +137‎ →‎References: Added link to \Firebug\'s document

18 July 2014

• curprev 18:5418:54, 18 July 2014‎ Lidnariq talk contribs‎ 5,619 bytes −73‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): Is this clearer? Please edit, tell me on the talk page, or just revert it if you think it isn't.

20 April 2014

• curprev 00:4400:44, 20 April 2014‎ Lidnariq talk contribs‎ m 5,692 bytes −8‎ →‎IRQ control ($F00x): skip redirect

17 March 2014

• curprev 14:5714:57, 17 March 2014‎ Rainwarrior talk contribs‎ 5,700 bytes +16‎ →‎Registers: separating PPU banking table, putting CHR in its own block shows the use pattern much more clearly
• curprev 14:2214:22, 17 March 2014‎ Rainwarrior talk contribs‎ m 5,684 bytes +137‎ →‎References: two other text docs from nesdev
• curprev 14:1914:19, 17 March 2014‎ Rainwarrior talk contribs‎ m 5,547 bytes +16‎ names VRC6a and VRC6b are also used for the two mappers
• curprev 14:1714:17, 17 March 2014‎ Rainwarrior talk contribs‎ m 5,531 bytes −1,329‎ incorporiating rest of disch notes
• curprev 14:1014:10, 17 March 2014‎ Rainwarrior talk contribs‎ m 6,860 bytes −3,588‎ Disch sound already in sound article, IRQ already covered in IRQ article, trimming
• curprev 13:5513:55, 17 March 2014‎ Rainwarrior talk contribs‎ 10,448 bytes +6,248‎ merging mapper 24/26 reduntant material here for redirect

10 February 2014

• curprev 20:5920:59, 10 February 2014‎ Lidnariq talk contribs‎ 4,200 bytes +32‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): Make the 2KiB pattern table banks more visually obvious

28 January 2014

• curprev 18:1118:11, 28 January 2014‎ Rainwarrior talk contribs‎ m 4,168 bytes 0‎ Revert romanization style.

26 January 2014

• curprev 12:0012:00, 26 January 2014‎ Bregalad talk contribs‎ m 4,168 bytes 0‎ No edit summary

24 January 2014

• curprev 00:3400:34, 24 January 2014‎ Lidnariq talk contribs‎ 4,168 bytes 0‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): embarssing mistake

21 January 2014

• curprev 19:1319:13, 21 January 2014‎ Tepples talk contribs‎ 4,168 bytes +40‎ No edit summary

20 January 2014

• curprev 07:0807:08, 20 January 2014‎ Lidnariq talk contribs‎ m 4,128 bytes +30‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): fix unclear phrasing
• curprev 01:2601:26, 20 January 2014‎ Lidnariq talk contribs‎ 4,098 bytes +310‎ new section for references

14 November 2013

• curprev 02:2802:28, 14 November 2013‎ Lidnariq talk contribs‎ 3,788 bytes −2,510‎ →‎PPU Banking Style ($B003): remove circumlocutious register description in favor of one I just added.
• curprev 02:1402:14, 14 November 2013‎ Lidnariq talk contribs‎ 6,298 bytes +921‎ →‎CHR Select 0…7 ($Dxxx, $Exxx): Clearer rewrite?

12 November 2013

• curprev 08:5208:52, 12 November 2013‎ Lidnariq talk contribs‎ 5,377 bytes +102‎ 2 KiB registers are not necessary seven bits wide.
• curprev 08:4608:46, 12 November 2013‎ Lidnariq talk contribs‎ 5,275 bytes +1,416‎ →‎PPU Banking Style ($B003): bootgod did some tests. The VRC6's extended modes are kinda daft.

28 October 2013

• curprev 09:1609:16, 28 October 2013‎ Lidnariq talk contribs‎ 3,859 bytes +1,801‎ First draft of explaining $b003 register. A few odd bits remain to be explained.

27 October 2013

• curprev 20:1820:18, 27 October 2013‎ Lidnariq talk contribs‎ 2,058 bytes +101‎ →‎Mirroring Control ($B003): Easy part first

14 January 2013

• curprev 03:3403:34, 14 January 2013‎ Lidnariq talk contribs‎ m 1,957 bytes +8‎ add links to mapper number pages

3 January 2013

• curprev 03:4403:44, 3 January 2013‎ Lidnariq talk contribs‎ m 1,949 bytes −642‎ same denser and less repetitive format that's hopefully no less clear as on Namco 106

26 August 2012

• curprev 22:5022:50, 26 August 2012‎ Lidnariq talk contribs‎ m 2,591 bytes −10‎ →‎Registers: don't imply more prg banking bits exist than do

28 May 2012

• curprev 16:2116:21, 28 May 2012‎ Rainwarrior talk contribs‎ m 2,601 bytes +38‎ →‎Overview: linking vrc6 pinout

27 March 2011

• curprev 18:2418:24, 27 March 2011‎ Thefox talk contribs‎ 2,563 bytes +4‎ →‎CHR Select 3 ($D003)

13 June 2009

• curprev 09:2209:22, 13 June 2009‎ Banshaku talk contribs‎ m 2,559 bytes +37‎ No edit summary

12 June 2009

• curprev 12:3912:39, 12 June 2009‎ Banshaku talk contribs‎ m 2,522 bytes +2,522‎ Created page with 'The Konami's '''VRC6''' mapper comes in two variants. The register descriptions given here are as they exist in ''Akumajou Densetsu'' (iNES mapper 024). The A0 and A1 lines are...'