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Post AvurDOkHmLOZRCWdY8 by [email protected] |
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More posts by [email protected] |
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Post #AvscdDidVj938jgm6C by [email protected] |
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Why is USB the only protocol that lies about its speed?PCIe 1.0 1x: 250MB/s, 2.… |
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Post #AvscdDq5436FVpAihc by [email protected] |
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@lina because the USB design consortium is not run by engineers, but marketers … |
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Post #AvscdKitTAVgrYrZyK by [email protected] |
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If you're wondering about the math for 1G and 10G Ethernet, they use a more… |
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Post #Avu6h5iiNpGTH1RoBs by [email protected] |
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Also USB2.0 is super cursed. It's actually 480Mbps if you send enough "… |
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Post #Avu6itiE01QAbw4zya by [email protected] |
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@lina glasgow can do up to 360 Mbps of random data, which is pretty close imo |
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Post #AvurDOeG8kZh8Vhp9k by [email protected] |
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@lina Gbd = GT/s?What does the former stand for? |
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Post #AvurDOkHmLOZRCWdY8 by [email protected] |
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@lispi314 @lina Gigabauds |
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Post #AvvHAHMtLfysUrkxUm by [email protected] |
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@[email protected] how does "1 baud is more than 1 bit" work |
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Post #AvvHAHV2rMVEu9ZTCi by [email protected] |
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@[email protected] is there like more than 2 signal levels or smth, making it poss… |
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Post #AvvHAHbmSJtHF2iqhc by [email protected] |
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@[email protected] Yes, exactly that ^^Gigabit Ethernet uses 5 and 10GbE uses 16. |
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Post #AvvHAHho5ui9XjXf60 by [email protected] |
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@[email protected] interesting! i'd imagine there can be problems with signal … |
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Post #AvvHAHn7m8xroE1uNs by [email protected] |
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@[email protected] That's why those protocols have forward error correction! 1… |
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Post #AvvHAHt9Pjmk6uqimG by [email protected] |
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@[email protected] @[email protected] I've been running 10 Gb over about 50 m of … |
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Post #AvvHAHy77HksMJAgVs by [email protected] |
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@jernej__s @[email protected] 5e is fine for shorter lengths, it's just not gu… |
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Post #AvvHC8yRWtLj2dD4Ua by [email protected] |
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@lina Just a silly thought, but what prevents people from turning USB into EoSB… |
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Post #AvvHC95B7qjlNWMRzU by [email protected] |
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@mezzodrinker USB over IP is a thing ^^ |
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Post #AvvHC9BYk7qDhJLXw8 by [email protected] |
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@lina I was thinking of using Ethernet in place of USB, since Ethernet is appar… |
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Post #AvvHC9HEP2NVyu04mG by [email protected] |
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@mezzodrinker Ethernet isn't necessarily more efficient. 10Gbps Ethernet ac… |
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Post #AvvHC9Nc1JTyIgzAiu by [email protected] |
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@lina @mezzodrinker as a networking person: please don't use 10Gbase-T. It&… |
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Post #AvvHC9TdeuIqbNnz7I by [email protected] |
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@equinox @mezzodrinker Sadly Apple does not make Macs with SFP+ slots, only 10G… |
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Post #AvvHCZgeDA9ptG5k0G by [email protected] |
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@lina for short ranges, Ethernet over USB-C could be a solution.@equinox @mezzo… |
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Post #AvvHDRFZ44a00tpsHo by [email protected] |
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@lina @mezzodrinker IIRC 10GBASE-T's raw data rate is actually only 11.2 Gb… |
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Post #AvvHDRLwgLgSKgoyES by [email protected] |
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@bwh @mezzodrinker It's PAM16 at 800Mbaud, so the raw symbol rate is 800 * … |
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Post #AvvHDRSgHJ4UfZyLjM by [email protected] |
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@lina @mezzodrinker Right, DSQ128 is what I was failing to remember.I guess we&… |
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Post #AvvHDRYhuttMyGnA7k by [email protected] |
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@bwh @mezzodrinker The maximum signal-carrying frequency of a pulse coded signa… |
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Post #AvvHDyoSHN646fPhke by [email protected] |
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@[email protected] @lina I'm fairly sure there's no error correction in 10… |
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Post #AvvHDyvBsKU6RYZ5FY by [email protected] |
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@bwh @[email protected] There is. It uses Trellis coding, which is a form of error… |
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Post #AvvHDz0rXF1Oj9Dc5g by [email protected] |
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@[email protected] @lina Oh, so it does! TIL.So that's also part of the error … |
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Post #AvvHDz6BDTH6zdhrNY by [email protected] |
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@bwh @[email protected] I don't think 10GBASE-T uses Trellis, just a clever th… |
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Post #AvvHEPB2G2bjsEB6Ya by [email protected] |
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@lina I live in a high RF noise area (think it's due to a nearby radar). US… |
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Post #AvvHEPHlqzzmD7KU3U by [email protected] |
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@Leminski USB 3.0 Gen1 runs at 5Gbaud, so the max frequency is half of that (2.… |
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Post #AvvHEdwLMwlhf0Q5Eu by [email protected] |
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@lina @Leminski ohhhh, this is why my mouse gets fucky when i plug the usb 3 di… |
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Post #AvvHEnl0rveA6lCAy0 by [email protected] |
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@lina @Leminski TIL why my cheap wifi dongle drops when I connect a hard drive … |
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Post #AvvHEpMctZKP5hnjEW by [email protected] |
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@lina @Leminski This is cursed arcane knowledge. Thank you. |
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Post #AvvHExlje6AN9tbtTs by [email protected] |
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@Profpatsch @lina @Leminski USB3 is particularly well-known for screwing with Z… |
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Post #AvvHF6HZzaONYyZRE8 by [email protected] |
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@daniel_gonzalez @lina its not exactly obvious, and its not unreasonable to exp… |
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Post #AvvHFJekGleB2aVcdk by [email protected] |
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@lina I mean, Thunderbolt kinda lies about its speed as well... those 40Gbps ha… |
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Post #AvvHFJl7t2kdMNUiaO by [email protected] |
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@siguza I think that's a myth, it's just because Intel controllers are … |
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Post #AvvHFRBcGx6GOYwTLc by [email protected] |
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@lina @siguza Thunderbolt4 falls into the USB trap. USB4 v1.0 also uses the raw… |
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Post #AvvfWsNCqKaCXLDAKu by [email protected] |
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@whitequark @lina USB 2.0 speeds close to the theoretical limit are a statistic… |
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Post #AvvfWsUeOeXOuQh6wK by [email protected] |
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@eloy @whitequark That number seems to be around the real-world limit for bulk … |
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Post #AvvfWsbjyID1GQ0lzU by [email protected] |
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@lina @eloy I couldn't get over 192 Mbps of ISO transfers when I tried |
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Post #AvvfWucAVfjvUKE8w4 by [email protected] |
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@eloy @whitequark This has some numbers, the absolute maximum of the protocol f… |
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Post #AvvfWwgqnEfnvQQuVk by [email protected] |
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@eloy Ah. "Even this limit [of 13 packets] is not achievable with current … |
