Raspberry Pi Pico 2 le 873.5MHz kple 3.05V Nu veviwo ƒe ŋlɔmiwɔwɔ

\u003ch2\u003eRaspberry Pi Pico 2 le 873.5MHz kple 3.05V Nu veviwo zazã\u003c/h2\u003e \u003cp\u003eNyati sia na gɔmesese veviwo kple nyatakaka tso eƒe tanya ŋu, si kpena ɖe sidzedze mama kple gɔmesese ŋu.\u003c/p\u003e \u003ch3\u003eNu vevi siwo wotsɔna yia teƒe bubuwo\u003c/h3\u003e \u003cp\u003eNuxlẽlawo ateŋu akpɔ mɔ be yewoakpɔ viɖe:\u003c/p\u003e \u003cul\u003e \u003cli\u003eNya si ŋu woƒo nu tsoe gɔmesese deto\u003c/li\u003e \u003cli\u003eDɔwɔwɔ ŋutɔŋutɔ kple xexeame ŋutɔŋutɔ ƒe vevienyenye\u003c/li\u003e \u003cli\u003eEŋutinunyalawo ƒe nukpɔsusuwo kple numekuku\u003c/li\u003e \u003cli\u003eNyatakaka yeye siwo ku ɖe ŋgɔyiyi siwo le edzi yim fifia ŋu\u003c/li\u003e \u003c/ul\u003e \u003ch3\u003eAsixɔxɔ ƒe Nyagbɔgblɔ\u003c/h3\u003e \u003cp\u003eNyatakaka nyuiwo abe esia ene kpena ɖe sidzedze tutuɖo ŋu eye wòdoa nyametsotsowɔwɔ si ŋu wonya nu tsoe ɖe ŋgɔ le akpa vovovowo me.\u003c/p\u003e

Nyabiase Siwo Wobiana Enuenu

Nukae Raspberry Pi Pico 2 ƒe overclocking vaseɖe 873.5MHz bia ŋutɔŋutɔ?

Overclocking the Raspberry Pi Pico 2 to 873.5MHz fia be woatutu eƒe RP2350 processor didi wu stock 150MHz gaƒoɖokui ƒe duƒuƒu to asitɔtrɔ le PLL ɖoɖowo ŋu kple dodo ɖe dzi core voltage to 3.05V — nyuie wu ŋkɔ 1.1V. Esia bia be woawɔ firmware ƒe ɖoɖowo ɖe ɖoɖo nu eye woaŋlɔ register tẽ. Dɔwɔwɔa nye dodokpɔ le dzɔdzɔme nu, eɖea mɔɖegbalẽ ɖesiaɖe ɖa, eye wòdea afɔku me be wòagblẽ nu le chip la ŋu tegbee le elektrikŋusẽ ƒe ʋuʋu kple dzoxɔxɔ ƒe nuteɖeamedzi ta le dɔwɔwɔ ƒe nɔnɔme sesẽ mawo me.

Ðe Pico 2 ƒe dɔwɔwɔ le 3.05V core voltage nye afɔku na chip la?

Ẽ — 3.05V core voltage nye "abuse" si gbɔ eme le aɖaŋu nu, abe alesi woɖo RP2350 na 1.1V nominal core dɔwɔwɔ si ade 1.1V ene. Elektrikŋusẽ si gbɔ eme si nɔa anyi ɖaa nana silicon ƒe gbegblẽ kabakaba ŋutɔ to elektrikŋusẽ ƒe ʋuʋu me eye ate ŋu ana latch-up enumake alo wòagblẽ tegbee. Zi geɖe la, wowɔa dodokpɔ siawo le unit siwo woate ŋu azã le nɔnɔme si dzi wokpɔna me. Bu chip ɖesiaɖe si wowɔ ɖe esia ŋu abe dodokpɔ si wowɔ zi ɖeka ene tsɔ wu be nàwɔ nu ɖe mɔ̃ si wowɔna ŋu, eye màgatsɔe ade ɖoɖo vevi alo esi dzi womelé ŋku ɖo o me gbeɖe o.

Nukae nye zazã ƒe nɔnɔme ŋutɔŋutɔwo na Pico 2 ƒe overclocking si gbɔ eme?

Xexeme ŋutɔŋutɔ ƒe dɔwɔwɔwo le kpuie gake gɔmesese le wo ŋu: hoʋiʋli ƒe demoscene dɔwo, benchmark record agbagbadzedzewo, latency-critical signal processing, kple seɖoƒewo tutu na sukudede alo modzakaɖelawo ƒe numekuku. Le ewɔla akpa gãtɔ gome la, overclocking si sɔ (e.g., 300–400MHz le elektrikŋusẽ si le dedie me) naa viɖe ŋutɔŋutɔwo le odio ƒe wɔwɔme alo ɣeyiɣi ŋutɔŋutɔ dzi kpɔkpɔ me. Ne èkpɔa hardware dɔ geɖewo dzi la, mɔnu abe Mewayz — si me modules 207 le le $19/mo — ateŋu akpeɖeŋu le ɖoɖowɔwɔ ɖe nuŋlɔɖiwo ŋu, dɔa ƒe ɣeyiɣiɖoɖowo, kple ƒuƒoƒo ƒe nuwɔwɔ aduadu le dodokpɔwo katã me.

Aleke mawɔ ado overclock ƒe liƒo akpɔ dedie le Raspberry Pi Pico 2 dzi?

Liƒo dodokpɔ bia be woawɔ nuteɖeamedzi ƒe ʋuƒo — abe xexlẽdzesi blibo ƒe akɔntabubu sesẽ alo ŋkuɖodzinu ƒe mɔɖeɖe ƒe ɖoɖowo ene — esime wole ŋku lém ɖe gbagbã, nyatakakawo ƒe gbegblẽ, alo gbugbɔgaɖoɖo siwo womele mɔ kpɔm na o ŋu to UART nuŋlɔɖiwo dzi. Zã bench power supply si ƒe current seɖoƒe le be nàlé sisilawo ƒe nuzazã. Dze egɔme tso conservative voltage bumps dzi eye nàdzi ɖe edzi vivivi. Ŋlɔ emetsonu ɖesiaɖe ɖe ɖoɖo nu. Modzakaɖeha siwo kpɔa dodokpɔ geɖe dzi kpɔa viɖe tso dɔwɔƒe siwo woɖo ɖe ɖoɖo nu me; Mewayz na dɔwɔwɔ kple dɔwɔwɔ ƒe modules 207 siwo dzea egɔme tso $19/mo dzi be dodokpɔ ŋuti nyatakakawo kple nuŋlɔɖiwo nanɔ ɖoɖo nu le xɔtutuwo katã me.

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