{ "guild": { "id": "1361349522684510449", "name": "wafer.space Community", "iconUrl": "2026-05_media/fb143eaa45770cbb40493d09b625e98b-09FD1.png" }, "channel": { "id": "1499830130900598967", "type": "GuildPublicThread", "categoryId": "1361349523724570941", "category": "general", "name": "DIY SCL", "topic": null }, "dateRange": { "after": null, "before": null }, "exportedAt": "2026-05-13T21:49:13.1187098+00:00", "messages": [ { "id": "1499830281161408624", "type": "21", "timestamp": "2026-05-01T17:50:04.528+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "reference": { "messageId": "1499830130900598967", "channelId": "1361349523724570941", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499830285427146872", "type": "Default", "timestamp": "2026-05-01T17:50:05.545+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I'm guessing my MCML SCL efforts are not particularly relevant for those/that application?", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499830322710450397", "type": "Default", "timestamp": "2026-05-01T17:50:14.434+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "MCML?", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499830324148834360", "type": "Default", "timestamp": "2026-05-01T17:50:14.777+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "@Lofty @Tholin", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "220639106915368960", "name": "tholin", "discriminator": "0000", "nickname": "Tholin", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/edae5aadf146133e0448bfb1f0fa91c4-62B19.png" }, { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" } ], "inlineEmojis": [] }, { "id": "1499830472434258051", "type": "Default", "timestamp": "2026-05-01T17:50:50.131+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [ { "id": "1499830472140914889", "url": "2026-05_media/60781_llcrop-6B6A0.jpg", "fileName": "60781_llcrop.jpg", "fileSizeBytes": 43548 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499830478104956998", "type": "Default", "timestamp": "2026-05-01T17:50:51.483+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "\"mos current mode logic\"", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499830483394101288", "type": "Default", "timestamp": "2026-05-01T17:50:52.744+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "MUX2", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499830596896034846", "type": "Default", "timestamp": "2026-05-01T17:51:19.805+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "um, does this use differential signalling?", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499830827469771013", "type": "Default", "timestamp": "2026-05-01T17:52:14.778+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "stacks up to about 4~5 on sky130; probably more on gf180mcu due to higher voltage margins allowing for more stacked nmos to be in saturation, at least if there's near-zero-native-threshold voltage devices that can be placed in a raised pwell", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499830854535483563", "type": "Reply", "timestamp": "2026-05-01T17:52:21.231+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "yes!", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" } ], "reference": { "messageId": "1499830596896034846", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499830887813091460", "type": "Default", "timestamp": "2026-05-01T17:52:29.165+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "means inverters are free", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499831044088660098", "type": "Default", "timestamp": "2026-05-01T17:53:06.424+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "this is a delay cell of which you can use just 2 to get a quadrature VCO", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [ { "id": "1499831043790733342", "url": "2026-05_media/image_10-53BC3.png", "fileName": "image_10.png", "fileSizeBytes": 138657 } ], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499831262737858791", "type": "Default", "timestamp": "2026-05-01T17:53:58.554+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "well, you want a bias generator to adjust the load to get good swing at the tail current that gives the desired frequency", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499831543605231696", "type": "Default", "timestamp": "2026-05-01T17:55:05.518+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "so, Tholin's 3.3V static CMOS library will fit naturally into a synthesisable flow. mine will require...some finagling but *is* intended to be targetable by synthesis tools.\n\nI'm...much less convinced about the feasibility of dual-rail logic from a synthesis tool. Of course people can hand-design all they want, but I think both Tholin and I want a library which is \"good enough\" for people.", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499831583555977307", "type": "Default", "timestamp": "2026-05-01T17:55:15.043+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I'm _trying_ to get the TX part of a serdes onto my tile on ttsky26a and would be porting the design to wafer.space Run2.\nI'd expect to get a sprinkle of SCL done for the fall ttsky26", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499831637779808397", "type": "Reply", "timestamp": "2026-05-01T17:55:27.971+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "wdym dual-rail?", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" } ], "reference": { "messageId": "1499831543605231696", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499831878491046120", "type": "Default", "timestamp": "2026-05-01T17:56:25.361+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "\"dual-rail\" is the term for differential logic inside an integrated circuit", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499832011953668290", "type": "Default", "timestamp": "2026-05-01T17:56:57.181+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "the cells once done as actual SCL blocks are just sipped with what currently looks to be a second metal trace over or right adjacent to the Vdd and GND power rails of a normal SCL footprint setup.", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499832381484568747", "type": "Default", "timestamp": "2026-05-01T17:58:25.284+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "The GND-side one is the tail bias; the Vdd-side one is the PMOS active tie one; that one is skippable in exchange for loosing the ability to dial power-delay-product without having to do dynamic Vdd scaling.", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499832414929686790", "type": "Reply", "timestamp": "2026-05-01T17:58:33.258+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "ohhhh", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" } ], "reference": { "messageId": "1499831878491046120", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499832613865656390", "type": "Default", "timestamp": "2026-05-01T17:59:20.688+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "(I mean I'm pretty sure it can be routed as just a double-pitch track on the usual DRCs for metal corners.)", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499832815494103222", "type": "Default", "timestamp": "2026-05-01T18:00:08.76+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "um, not what I meant, exactly.", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499832910595883260", "type": "Default", "timestamp": "2026-05-01T18:00:31.434+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "But yes, sure.\nThe bigger hurdle would likely be to teach yosys that some cells _exist_ but are often slower than decomposing (not always, and usually not smaller).", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499833132713509077", "type": "Default", "timestamp": "2026-05-01T18:01:24.391+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Well, that's the job of the liberty library.", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499833142637232382", "type": "Reply", "timestamp": "2026-05-01T18:01:26.757+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "Are you suggesting that yosys would have more fundamental issues coping with the concept of free inversion?", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" } ], "reference": { "messageId": "1499832815494103222", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499833255187452010", "type": "Reply", "timestamp": "2026-05-01T18:01:53.591+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "can't google", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" } ], "reference": { "messageId": "1499833132713509077", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499833711313817802", "type": "Reply", "timestamp": "2026-05-01T18:03:42.34+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I'm... going to assume this was asked in good faith and you're not trying to imply I don't know how inverters work.", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" } ], "reference": { "messageId": "1499833142637232382", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499833948359102514", "type": "Reply", "timestamp": "2026-05-01T18:04:38.856+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "https://people.eecs.berkeley.edu/~alanmi/publications/other/liberty07_03.pdf\n\nIt's a specification by Synopsis that basically all standard cell libraries use (sky130, gf180mcu, ihp sg13g2...)", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" } ], "reference": { "messageId": "1499833255187452010", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499834521019748412", "type": "Reply", "timestamp": "2026-05-01T18:06:55.389+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "No I'm well aware you know yosys and almost certianly the gate names way better than me.", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" } ], "reference": { "messageId": "1499833711313817802", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499834734530924665", "type": "Default", "timestamp": "2026-05-01T18:07:46.294+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "But without differential logic it's AFAIK not the case that inversion is (close enough to) free.", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499835090266624010", "type": "Reply", "timestamp": "2026-05-01T18:09:11.108+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "So, ABC flatly does not understand differential logic, so you have to treat your differential cells as single-rail (non-differential logic) for the purposes of mapping it, and then map from single-rail to dual-rail and duplicate the single-rail nets. \n\nRealistically? That means writing a Yosys pass to do that transform.", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "reference": { "messageId": "1499833711313817802", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499835260727459935", "type": "Reply", "timestamp": "2026-05-01T18:09:51.749+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "In domino logic inversion is free because it's impossible to express inverting functions :p", "author": { "id": "1187141985530818611", "name": "ravenslofty", "discriminator": "0000", "nickname": "Lofty", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/dd665ae27be32531af89aeb08fd05e04-1D5A4.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [ { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" } ], "reference": { "messageId": "1499834734530924665", "channelId": "1499830130900598967", "guildId": "1361349522684510449" }, "inlineEmojis": [] }, { "id": "1499837125720281188", "type": "Default", "timestamp": "2026-05-01T18:17:16.398+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "oh right forgot that single-ended companion exists", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499837378334953542", "type": "Default", "timestamp": "2026-05-01T18:18:16.626+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "well, more like, that it (a) does exist and that (b) domino logic refers to it.", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499837695478726782", "type": "Default", "timestamp": "2026-05-01T18:19:32.239+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "which makes them somewhat similar in synthesis considerations, though MCML isn't as forced to use a dedicated one-shot precharge", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] }, { "id": "1499838735607533778", "type": "Default", "timestamp": "2026-05-01T18:23:40.225+00:00", "timestampEdited": null, "callEndedTimestamp": null, "isPinned": false, "content": "I've been more concerned with the difficulty of power gating MCML and it's near indifference to clock gating (and related, abhorrent power consumption of DFF-RAM), regarding practical usability.", "author": { "id": "262706220073222144", "name": "namibj", "discriminator": "0000", "nickname": "namibj", "color": null, "isBot": false, "roles": [], "avatarUrl": "2026-05_media/f885abc0dddd0a33e4d4991b3c99091d-7ACD2.png" }, "attachments": [], "embeds": [], "stickers": [], "reactions": [], "mentions": [], "inlineEmojis": [] } ], "messageCount": 36 }