#NESdev time. Just ported GNU Unifont's ASCII bitmaps to the Nintendo PPU, with a ...

2026-02-20 22:47:16 UTC

#NESdev time. Just ported GNU Unifont's ASCII bitmaps to the Nintendo PPU, with a "tile bitplane multiplexing" trick to keep the ROM under 2 KiB. So I can repeat the data 128 times in all banks to survive erroneous MMC3 bank switching. #retrocomputing #retrogaming #NES #小霸王学习机

Author Public Key

npub1e8tgx6ywtextr0apsd6pctu6wxvut79gal2fc77ukzhpgkkdf7fsswn3ds

Seen on

wss://relay.momostr.pink

Show more details

Published at

2026-02-20 22:47:16 UTC

Kind type

1 Short Text Note

Event JSON

{ "id": "3340e078eff06e4a0ce01ed9a35e9e738d7ed3e406ff8e0d2c1fea623114d924", "pubkey": "c9d683688e5e4cb1bfa183741c2f9a7199c5f8a8efd49c7bdcb0ae145acd4f93", "created_at": 1771627636, "kind": 1, "tags": [ [ "e", "6abc57576e252e95e688a516b5f5ff937d06d1152cca7c433c3dd5c3d35190a6", "", "reply", "c9d683688e5e4cb1bfa183741c2f9a7199c5f8a8efd49c7bdcb0ae145acd4f93" ], [ "e", "7ec45b2992602eec6900def1b11d332fcb5fc3c7cdb5642ba7be1cd193e901bc", "", "root", "c9d683688e5e4cb1bfa183741c2f9a7199c5f8a8efd49c7bdcb0ae145acd4f93" ], [ "t", "nes" ], [ "t", "小霸王学习机" ], [ "imeta", "url https://misskey-taube.s3.eu-central-1.wasabisys.com/files/239337e5-2b9e-4364-bd33-f139fc2d081c.png", "m image/png" ], [ "p", "c9d683688e5e4cb1bfa183741c2f9a7199c5f8a8efd49c7bdcb0ae145acd4f93" ], [ "t", "nesdev" ], [ "imeta", "url https://misskey-taube.s3.eu-central-1.wasabisys.com/files/313d0965-d3ea-4ec5-9b0e-5eee8c3f1a51.png", "m image/png" ], [ "t", "retrogaming" ], [ "imeta", "url https://misskey-taube.s3.eu-central-1.wasabisys.com/files/cdc3b8d1-839f-4eb1-bd56-e634e27a5b94.png", "m image/png" ], [ "t", "retrocomputing" ], [ "proxy", "https://mk.absturztau.be/notes/aiz1nyffidg002ch", "activitypub" ], [ "L", "pink.momostr" ], [ "l", "pink.momostr.activitypub:https://mk.absturztau.be/notes/aiz1nyffidg002ch", "pink.momostr" ], [ "-" ] ], "content": "#NESdev time. Just ported GNU Unifont's ASCII bitmaps to the Nintendo PPU, with a \"tile bitplane multiplexing\" trick to keep the ROM under 2 KiB. So I can repeat the data 128 times in all banks to survive erroneous MMC3 bank switching. #retrocomputing #retrogaming #NES #小霸王学习机\nhttps://misskey-taube.s3.eu-central-1.wasabisys.com/files/313d0965-d3ea-4ec5-9b0e-5eee8c3f1a51.png\nhttps://misskey-taube.s3.eu-central-1.wasabisys.com/files/239337e5-2b9e-4364-bd33-f139fc2d081c.png\nhttps://misskey-taube.s3.eu-central-1.wasabisys.com/files/cdc3b8d1-839f-4eb1-bd56-e634e27a5b94.png\n", "sig": "847410bdea4412688c4801ebc550b0b4ba80d7f8e694a105b442ff6f060fe859638cd3f0393a779e94ec2059bcb7eaf914655e6db7244336b95d1aa905e3b9ec" }

niconiconi on Nostr: #NESdev time. Just ported GNU Unifont's ASCII bitmaps to the Nintendo PPU, with a ...