User contributions for Fiskbit
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6 February 2023
- 12:3412:34, 6 February 2023 diff hist +527 Controller reading code Replaces even/odd cycle terminology with get/put. Adds more relevant caveats. Links to new DMA page.
- 03:4403:44, 6 February 2023 diff hist 0 Detect TV system Polling $2002, not $2001. current
3 February 2023
- 01:4601:46, 3 February 2023 diff hist +14 Sprite size Adds Zelda II to list of games using sprites as a right-side column disable. current
1 February 2023
- 03:5903:59, 1 February 2023 diff hist +22 m INES Mapper 003 Fixes nescartdb link.
30 January 2023
- 07:2807:28, 30 January 2023 diff hist +102 MK5060 pinout The Hong Kong Famicom actually uses a different chip.
25 January 2023
- 00:3800:38, 25 January 2023 diff hist +22 Color $0D games Adds Castelian to the list.
23 January 2023
- 17:1717:17, 23 January 2023 diff hist −45 PPU palettes Removes link to the now-deleted Chinese version of the page, which was almost entirely English.
- 17:1717:17, 23 January 2023 diff hist −38 PPU OAM Removes link to the now-deleted Chinese version of the page, which was almost entirely English.
- 17:1717:17, 23 January 2023 diff hist −67 PPU attribute tables Removes link to the now-deleted Chinese version of the page, which was almost entirely English.
- 17:1717:17, 23 January 2023 diff hist −52 PPU Removes link to the now-deleted Chinese version of the page, which was almost entirely English.
21 January 2023
- 04:1104:11, 21 January 2023 diff hist −113 User:Tepples/President Removes inappropriate content.
17 January 2023
- 21:2521:25, 17 January 2023 diff hist +42 NES 2.0 Mapper 320 Adds register address ranges to register titles. current
- 20:4220:42, 17 January 2023 diff hist +1 m NES 2.0 Mapper 409 Typos and wording.
15 January 2023
- 02:2402:24, 15 January 2023 diff hist +1,788 N User talk:Qalle Request to stop using special characters: × – …
7 January 2023
- 20:0420:04, 7 January 2023 diff hist +94 m DMA Summary section: Notes that failed halts delay to the next *CPU* cycle. Attempts to clarify DMC DMA behavior (failed halts delay to the next CPU cycle).
- 12:2812:28, 7 January 2023 diff hist +131 DMA Adds a reference to lidnariq's post explaining joypad clocking on RF Famicoms.
6 January 2023
- 23:3523:35, 6 January 2023 diff hist +39 DMA Removes ambiguous 'happens' wording. Clarifies in the summary what kind of cycle we're talking about (though it's always CPU cycles when absent a descriptor).
- 17:4517:45, 6 January 2023 diff hist +125 DMA Adds link to BreakingNES analysis of the DMA circuit.
- 11:0111:01, 6 January 2023 diff hist +34 DMA Clarifies that there are two DMA units. Clarifies that the 6502 core itself ignores halts if it's writing.
- 09:1309:13, 6 January 2023 diff hist +27,606 DMA Replaces DMA article stub with detailed DMA behavior writeup. There are still some edge cases to test and 2A07 behavior to verify, but it's largely complete.
24 December 2022
- 23:4123:41, 24 December 2022 diff hist +468 Demo Vision Notes the not-yet-understood shared reset cable and the behavior of the Game Boy vs GB Pocket power switches. current
- 05:2005:20, 24 December 2022 diff hist 0 m CPU variants Fixes formatting.
- 05:1305:13, 24 December 2022 diff hist +1,890 Demo Vision New findings from the rev A firmware.
23 December 2022
- 09:2909:29, 23 December 2022 diff hist +46 m FamicomBox Minor clarity improvements.
20 December 2022
- 10:1310:13, 20 December 2022 diff hist +72 EXP pins →Expansion Port Sound Module (EPSM): Notes EXP2 and 9 in text description.
7 December 2022
- 10:4810:48, 7 December 2022 diff hist +135 Family Computer Network Adapter →Controller: Clarifies controller section ('extends' implies compatibility with the standard controller). Adds note about post-report reads.
6 December 2022
- 11:1811:18, 6 December 2022 diff hist +23 TV-NET controller The Universal no My Trade controller is the same as the Daiwa one aside from branding. current
2 December 2022
- 13:2213:22, 2 December 2022 diff hist +25 N Demo Boy II Demo Boy II is approximately the same as the Demo Vision. current Tag: New redirect
- 10:0610:06, 2 December 2022 diff hist +1,268 Demo Vision Adds power and Game Boy pinouts. Notes that Game Boy 'power' control is actually /reset control.
- 06:1606:16, 2 December 2022 diff hist +128 Demo Vision →Hardware configurations: Adds the PCB colors and note about rev B PCBs.
27 November 2022
- 01:2201:22, 27 November 2022 diff hist 0 Demo Vision →Software: Corrects DIP switch time setting (7 minutes, not 8).
23 November 2022
- 04:1904:19, 23 November 2022 diff hist +130 Coconuts Japan Pachinko Controller Notes dial range (~90 degrees). Improves section on conversion rate and multiple conversions in a single pass.
- 02:5002:50, 23 November 2022 diff hist 0 Coconuts Japan Pachinko Controller Fixes read output address.
22 November 2022
- 06:2306:23, 22 November 2022 diff hist +267 Coconuts Japan Pachinko Controller Adds PCB images.
- 06:1406:14, 22 November 2022 diff hist +112 N File:Coconuts Japan Pachinko Controller PCB 4.jpg PCB image of the Coconuts Japan Pachinko Controller. Image by Fiskbit current
- 06:1306:13, 22 November 2022 diff hist +112 N File:Coconuts Japan Pachinko Controller PCB 3.jpg PCB image of the Coconuts Japan Pachinko Controller. Image by Fiskbit current
- 06:1306:13, 22 November 2022 diff hist +112 N File:Coconuts Japan Pachinko Controller PCB 2.jpg PCB image of the Coconuts Japan Pachinko Controller. Image by Fiskbit current
- 06:1306:13, 22 November 2022 diff hist +112 N File:Coconuts Japan Pachinko Controller PCB 1.jpg PCB image of the Coconuts Japan Pachinko Controller. Image by Fiskbit current
21 November 2022
- 06:2006:20, 21 November 2022 diff hist +11 Coconuts Japan Pachinko Controller Adds the model code.
- 06:0906:09, 21 November 2022 diff hist +4,337 Coconuts Japan Pachinko Controller Rewrites the Pachinko Controller page with new findings. (Thanks to lidnariq for his substantial help understanding the hardware.)
- 05:5205:52, 21 November 2022 diff hist +48 N Coconuts Pachinko Fiskbit moved page Coconuts Pachinko to Coconuts Japan Pachinko Controller: Moving to match the full name of the controller current Tag: New redirect
- 05:5205:52, 21 November 2022 diff hist 0 m Coconuts Japan Pachinko Controller Fiskbit moved page Coconuts Pachinko to Coconuts Japan Pachinko Controller: Moving to match the full name of the controller
20 November 2022
- 12:2512:25, 20 November 2022 diff hist +379 m Emulator tests Reverted edits by Fiskbit (talk) to last revision by Rainwarrior Tag: Rollback
19 November 2022
- 03:0403:04, 19 November 2022 diff hist −379 m Emulator tests Reverted edits by Rainwarrior (talk) to last revision by Lidnariq Tags: Rollback Reverted
17 November 2022
- 04:1204:12, 17 November 2022 diff hist +7,568 Expansion Port Sound Module Adds detailed information on OUT toggle workarounds to safely write to the EPSM.
14 October 2022
- 00:3600:36, 14 October 2022 diff hist +960 MMC1 Moves the shift register explanation, examples, and consecutive writes part of Registers into their own section, organized in a way that should improve clarity. Improves the explanation. Adds reset examples.
13 October 2022
- 15:0515:05, 13 October 2022 diff hist +93 MMC1 →Load register ($8000-$FFFF): Adds note to Load register about D0 being ignored on consecutive-cycle writes.
3 October 2022
- 20:1520:15, 3 October 2022 diff hist +100 FamicomBox Adds arrows on joypad D3 and D4 (not sure if there was a reason these were missing). Notes at port pinouts that J2 D3 and D4 can be disabled with DIP switch 10. Rephrases $4017R DIP switch note.
27 September 2022
- 10:3210:32, 27 September 2022 diff hist −159 PPU variants Removes the RP2C03G. There is no evidence this chip actually exists. Very few mentions online, possibly stemming from a typo long ago. Happy to add this back if anyone can support its existence at all.
26 September 2022
- 08:1208:12, 26 September 2022 diff hist −9 CPU variants Confirmed that later 2A03G's have an additional DMC bug (introduced sometime 1989-1991). (Thanks to Lockster for running dmc_dma_implicit_stop_test on multiple CPUs in the same system.)
