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KOBA789 ͍ͭʹੜ࢈͕ऴΘ͚ͬͨͲ ;Ͱ·ͩ·ͩ༡ͼ͍ͨ ,FSOFM7.୳ݕୂ!౦ژ

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KOBA789 ਫ༵೔·ͰΞϚκϯʹ͍ͯҰࡢ೔ؼ͖ͬͯ·ͨ͠ ‣ ࢓ࣄ ‣ 3VTUͰਓ޻Ӵ੕ͷϑϥΠτιϑτ΢ΣΞΛॻ͍ͨΓ ‣ झຯ ‣ /PEFKTͷຊॻ͍ͨΓʢڞஶʣ ‣ *46$0/࿅शαʔϏεΛ࡞ͬͨΓ ‣ :PV5VCFS׆ಈΛ΍ͬͨΓ΍Βͳ͔ͬͨΓ ‣ NJTTLFZJPͷ࠷దԽΛͪΐͬͱ΍ͬͨΓ IUUQTZPVUVCFDPN!LPCB IUUQTNJTTLFZJP!LPCB ʮISUCONʯ͸ɺLINEϠϑʔגࣜձࣾͷ঎ඪ·ͨ͸ొ࿥঎ඪͰ͢ɻhttps://isucon.net

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lͥͬͱ͸ͪ·Δz lͥͬͺͪz w ೥ൃചͷCJU$16 w ࠓͰ΋ങ͑Δʢ੡଄தʣ w ͍ͭʹࠓ೥݄ੜ࢈ऴྃ w ઃܭ͸βΠϩάࣾ w ΊͪΌͪ͘ΌചΕܼͨ࡞ w ύοέʔδ͸%*1ϐϯ w ࠓ΋ੲ΋ϚχΞʹਓؾ w ΋͸΍ڭཆ ;ͱ͸

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౰࣌ͷࣄ৘͸͋Γͭͭ΋؆ܿ w ిݯ͸୯Ұ7 w ৴߸͸ܭຊ w ΫϩοΫೖྗ w ΞυϨεઢຊ σʔλઢຊ w ϝϞϦ੍ޚ৴߸ຊ w $16੍ޚ৴߸ຊ w %."༻৴߸ຊ ΠϯλʔϑΣʔε https://www.zilog.com/docs/z80/um0080.pdf

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$16͸͍͔ʹͯ͠ಈ͔͘ ͋Δ͍͸ϊΠϚϯܕܭࢉػͷ͘͢͝ద౰ͳઆ໌ w ΞυϨεόεͱσʔλόεΛ༻͍ͯ σʔλΛಡΜͩΓॻ͍ͨΓͰ͖Δ w ໋ྩ΋͜ΕΒͷόεܦ༝Ͱ30.ͱ͔ 3".͔ΒಡΈग़͢ w ֎෦ͱͷೖग़ྗ΋όεܦ༝ w ໋ྩͲ͓ΓʹόεΛಡΈॻ͖͢Δ ͜ͱ͕$16ͷશͯ CPU RAM IO ΞυϨεόε σʔλόε ͦͷଞ ඞཁͳ੍ޚ৴߸ ΩʔϘʔυͱ͔ ը໘ͱ͔ ROM

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ͭ·Γɺ ܭࢉػͱ͸όε͕͢΂ͯͰ͋Δ ʢաݴʣ

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;ͷڭՊॻతͳ࢖͍͔ͨ 4*0 1*0 $5$ͱ͍ͬͨपลճ࿏ϑΝϛϦ*$Λ઀ଓ͢Δ Z80 RAM ROM SIO PIO CTC ͦͷଞ ΩʔϘʔυͱ͔ ը໘ͱ͔ γϦΞϧ ௨৴ ύϥϨϧ ௨৴ λΠϚʔ

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Ͱ΋ɺόε͕͢΂ͯͳͷͰ ʢաݴʣ

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Ͱ΋ɺόε͕͢΂ͯͳͷͰ Z80 RAM ROM SIO PIO CTC ͦͷଞ ΩʔϘʔυͱ͔ ը໘ͱ͔ γϦΞϧ ௨৴ ύϥϨϧ ௨৴ λΠϚʔ

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Ͱ΋ɺόε͕͢΂ͯͳͷͰ όεʹ઀ଓ͢ΔڊେͳԿ͔Ͱ͢΂ͯΛ୅ସͯ͠΋ߏΘͳ͍ Z80 RAM ROM SIO PIO CTC ڊେͳԿ͔ ΩʔϘʔυͱ͔ ը໘ͱ͔ γϦΞϧ ௨৴ ύϥϨϧ ௨৴ λΠϚʔ

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·ͨͷ໊Λ3BTQCFSSZ1J1JDP w ࠷ۙྲྀߦͷϚΠίϯϘʔυ w ೥୅ͷٕज़ w 3". 30. *0౳ͷ໾Λԋ͡Δ w ;ͷඦഒ͘Β͍ੑೳ͕͍͍ w ;͸ϩϚϯ୲౰ w ࣗ༝ʹ࢖͑Δϐϯ਺͸ຊ ʮڊେͳԿ͔ʯ https://www.raspberrypi.com/products/raspberry-pi-pico/

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·ͨͷ໊Λ3BTQCFSSZ1J1JDP w ࠷ۙྲྀߦͷϚΠίϯϘʔυ w ೥୅ͷٕज़ w 3". 30. *0౳ͷ໾Λԋ͡Δ w ;ͷඦഒ͘Β͍ੑೳ͕͍͍ w ;͸ϩϚϯ୲౰ w ࣗ༝ʹ࢖͑Δϐϯ਺͸ຊ ʮڊେͳԿ͔ʯ https://www.raspberrypi.com/products/raspberry-pi-pico/

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౰࣌ͷࣄ৘͸͋Γͭͭ΋؆ܿ w ిݯ͸୯Ұ7 w ৴߸͸ܭຊ w ΫϩοΫೖྗ w ΞυϨεઢຊ σʔλઢຊ w ϝϞϦ੍ޚ৴߸ຊ w $16੍ޚ৴߸ຊ w %."༻৴߸ຊ ΠϯλʔϑΣʔε https://www.zilog.com/docs/z80/um0080.pdf

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ຊ଍Βͳ͍

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அࣺ཭ͷ͓࣌ؒͰ͢

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ҙ֎ͱෆཁͳ৴߸͸ଟ͍  w */5 /.*ׂΓࠐΈؔ࿈ͷϐϯ ‎ׂΓࠐΈ࢖Θͳ͍ͷͰෆཁ w #64\32 "$,^%."ؔ࿈ͷϐϯ ‎%."͠ͳ͍ͷͰෆཁ w )"-5$16ͷ)"-5Λࣔ͢ϐϯ ‎ؾʹ͠ͳ͍ͷͰෆཁ w *032*0ཁٻΛࣔ͢ϐϯ ‎࢖Θͳ͍ͷͰෆཁ ඞཁͳϐϯΛݫબ https://www.zilog.com/docs/z80/um0080.pdf

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ҙ֎ͱෆཁͳ৴߸͸ଟ͍  w .ϝϞϦཁٻ໋͕ྩϑΣον ‎۠ผ͠ͳ͍͍ͯ͘ͷͰෆཁ w 83ϝϞϦཁٻ͕ॻ͖ࠐΈ ‎3%Ͱͳ͚Ε͹83ͳͷͰෆཁ ඞཁͳϐϯΛݫબ https://www.zilog.com/docs/z80/um0080.pdf

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ຊ࡟Εͨ ʢ·ͩຊ଍Βͳ͍ʣ

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1J1JDPʹ৐ͬͯΔνοϓ w ຊདྷ(1*0͸ຊ w 1J1JDPͰ͸ຊ͕ෆࣗ༝ w (1*0Ϙʔυ্ͷ-&%ઐ༻ w (1*074:4ిѹܭଌઐ༻ w શ෦ͷϐϯ͕ࣗ༝ͳΒ଍ΓΔʂ 31 https://www.raspberrypi.com/products/raspberry-pi-pico/

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ळ݄ిࢠ௨঎͕࡞ͬͨϘʔυ w νοϓ͸31 w 1J1JDPͱಉ͡ιϑτ͕ಈ͘ w (1*0͕ຊશ෦ग़ͯΔʂʂʂ "&31 https://akizukidenshi.com/catalog/g/gK-17542/

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ͱ͜ΖͰɺ ;ͱ31͸௚݁ͯ͠ ͍͍ͷͰ͠ΐ͏͔ʁ

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Z80 RP2040 ≤7*-≤ ≤7*)≤7$$ ≤70-≤ ≤70)≤ ௚݁0, ≤7*-≤ ≤7*)≤ ී௨ͷೖྗ յΕΔ ී௨ͷग़ྗ ≤7*-≤ 7$$≤7*)≤7$$  ಈ͔ͳ͍ ΫϩοΫೖྗ ≤70-≤ ≤70)≤7$$ ≤70-≤ ≤70)≤ ϨϕϧγϑλΛ ೖΕͯղܾ ͱͯ΋ࠔΔ

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7ೖΕͯ΋ յΕͳ͍આ ໺൮ͳԾઆʢر๬ʣ

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https://forums.raspberrypi.com/viewtopic.php?p=2092122#p2091977

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https://forums.raspberrypi.com/viewtopic.php?p=2092122#p2091977 w ݪଇͱͯ͠ɺσʔλγʔτ௨Γʹઃܭ͢Δͷ͕͓͢͢Ί w σʔλγʔτ֎ͷ࢖͍ํ͸ࣗݾ੹೚Ͱ w ࣮͸΋͏ͪΐͬͱ޿͍ൣғͷిѹΛड͚෇͚ΒΕΔ w "%$ͷ͋Δϐϯ͸ɺ*07%% 7 ·Ͱʢ&4%μΠΦʔυ͕͋ΔͷͰʣ w "%$ͷͳ͍ϐϯ͸ɺ*07%%7ͷͱ͖7·Ͱ w ʮ7τϨϥϯτʯ͸7ʹ଱͑Δ͜ͱΛࢦ͢ͷͰɺ ͜Ε͸ʮ7τϨϥϯτʯͱ͸ݺ͹ͳ͍ w 7ˠ7ͷॱͰిݯ౤ೖ͞ΕΔΑ͋͘Δઃܭͩͱɺ ిݯ౤ೖ࣌ʹμϝʔδ͕ೖΔΑ w ࢓༷ҧ൓Ͱ΋͙͢ʹ͸յΕͳ͍͔΋͠Εͳ͍͕ɺ࣌ؒͱͱ΋ʹμϝʔδೖͬͯ յΕΔ͔΋Α

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ʢ"%$ͳ͍ϐϯ͸ʣ 7ೖΕͯ ͍͍ͬͯʂ ʢ֦େղऍɾࣗݾ੹೚ɾյΕͯ΋ٽ͔ͳ͍ʣ

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͜͜·Ͱ͸ংষ

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࣌ؒͷ֨ಆͰԿΛͨ͠ͷ͔Λ͓࿩͠·͢

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։ൃϘʔυͷ༷ࢠ όεͷ഑ઢΛ͢΂ͯखϋϯμ

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1*01SPHSBNNBCMF*OQVU0VUQVU#MPDL 31ʹ౥ࡌ͞Ε͍ͯΔ*0ϓϩηοα w "SN$PSUFY. ͷσϡΞϧίΞ$16ͱ͸ผͷίϓϩηοα w ͱͯ΋੍ݶ͞Ε໋ͨྩηοτ w ໋ྩαΠΫϧʢܾఆ࿦తʣ w λΠϛϯάΫϦςΟΧϧͳॲཧ͕ಘҙ w ϝΠϯͷ$16ͱ͸'*'0Ͱ௨৴

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ϝϞϦΛιϑτ΢ΣΞͰ࣮૷͢Δ 8"*5Λଈ࠲ʹΞαʔτ͢Δͷ͕େࣄ w ϝϞϦΞΫηεͷͱ͖ʹ͸.3&2৴߸͕Ξαʔτ͞ΕΔ w αΠΫϧ OT Ͱσʔλόεʹ͓ฦࣄͤͶ͹ͳΒͳ͍ w ιϑτ΢ΣΞ࣮૷Ͱؒʹ߹͏Θ͚ͳ͍ w ؒʹ߹Θͳ͍ͱ͖͸8"*5৴߸ΛΞαʔτͯ͠଴ͬͯ΋Β͏ w 8"*5৴߸΋αΠΫϧҎ಺ w ϝΠϯ$16Ͱ΍Δͱؒʹ߹Θͳ͍ͷͰ1*0Ͱ൓ࣹతʹΞαʔτ͢Δ wait 0 gpio 25 // MREQ(25)ͷཱͪԼ͕ΓΛ଴ͭ in pins, 27 side 0 // ΞυϨε౳ΛಡΈͭͭWAITΛΞαʔτ

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ϝϞϦΞΫηεΛ͢΂ͯQSJOU͢Δ ͜Ε͸଍͠ࢉͷ݁Ռ͕ϝϞϦʹॻ͖໭༷ͤͨࢠ

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Ͳ͏΍ͬͯ;༻ͷίʔυΛॻ͖ࠐΉ͔ RP2040 Z80 όε host ʁ

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Ͳ͏΍ͬͯ;༻ͷίʔυΛॻ͖ࠐΉ͔ RP2040༻ͷۭؒ Z80༻ͷۭؒ Z80 όε host Arm༻σόοΨ (rust-dap) 48% $.4*4%"1 "SN༻σόοΨͰΞλονͯ͠ϝϞϦΛಡΈॻ͖͢Δ

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γϦΞϧೖग़ྗΛͭ͘Δ ΍ͬͺΓ୺຤͸΄͍ͨ͠Ί w 31ʹ༨͍ͬͯΔϐϯ͸ͳ͍ w 6"35͸ు͚ͳ͍ w ࠔΓ·ͨ͠Ͷ

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ʮ༨͍ͬͯΔϐϯ͸ͳ͍ʯ

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ຊ౰ʁ

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ळ݄ిࢠ௨঎͕࡞ͬͨϘʔυ w νοϓ͸31 w 1J1JDPͱಉ͡ιϑτ͕ಈ͘ w (1*0͕ຊશ෦ग़ͯΔʂʂʂ "&31 https://akizukidenshi.com/catalog/g/gK-17542/

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ळ݄ిࢠ௨঎͕࡞ͬͨϘʔυ w νοϓ͸31 w 1J1JDPͱಉ͡ιϑτ͕ಈ͘ w (1*0͕ຊશ෦ग़ͯΔʂʂʂ "&31 https://akizukidenshi.com/catalog/g/gK-17542/ ·ͩ64#͕͋Δ

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༨͍ͬͯΔίΞΛ64#୲౰ʹ೚໋ ϝϞϦΞΫηεΛअຐͤͣʹԾ૝γϦΞϧϙʔτΛ࣮ݱ Z80 Z80༻ ϝϞϦ RP2040 Core #1 RP2040 Core #0 PIO ίΞؒ '*'0 όε 64# 64# ୲౰ ϝϞϦ ୲౰ hello

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ૉ๿ͳ.FNPSZNBQQFE*0ͷ࣮૷ 59Ϩδελ΁ͷॻ͖ࠐΈͩͬͨΒ'*'0ʹૹΔ if addr == REG_TX { fifo.write_blocking(data as u32); } else { ram[addr] = data; }

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Ϛϯσϧϒϩू߹Λඳ͘͘Β͍͸Ͱ͖Δ (SBOUT#"4*$ͷ্Ͱ"4$**"35#"4Λ࣮ߦ

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ͯ͞

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ͱ͸ʁ

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3VTUͷίʔυΛ ;޲͚ʹ ίϯύΠϧ͢Δͧʂ

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3VTU͕αϙʔτ͢ΔϓϥοτϑΥʔϜ͸ଟ͍ --7.ͷύϫʔ͕ૉ੖Β͍͠ͱ΋͍͏ https://doc.rust-lang.org/nightly/rustc/platform-support.html

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3VTU͕αϙʔτ͢ΔϓϥοτϑΥʔϜ͸ଟ͍ --7.ͷύϫʔ͕ૉ੖Β͍͠ͱ΋͍͏ https://doc.rust-lang.org/nightly/rustc/platform-support.html Ͱ΋;͸ͳ͍

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ίϯύΠϥ࡞Γ·͠ΐ͏ ʢ࣌ؒͰʣ

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࡞ઓ8"4.Λதؒݴޠʹͯ͠ίϯύΠϧ --7.ʹखΛಥͬࠐΉͷ͸ແཧա͗ΔͷͰ Rust WASM Z80 ASM SVTUD ͜ΕΛ ࡞Δ

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8"4. 8FC"TTFNCMZ ͱ͸ ଟগͰ΋஌ͬͯΔਓ✋

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8"4. 8FC"TTFNCMZ ͱ͸ ଟগͰ΋஌ͬͯΔਓ✋ ΈΜͳ஌ͬͯΔͩΖ͏ͱࢥͬͯ ͜͜͸ॻ͍ͯͳ͍ ࠓ೔͸8"4.ͷ࿩͢Δਓ͍ͳ͍Μ͚ͩͬʁ

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8"4.͸ελοΫϚγϯͳͷͰૉ๿ʹ ͜ΕͳΒॻ͚ͦ͏

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No content

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8"4.͸ελοΫϚγϯͳͷͰૉ๿ʹ

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͕͢͞ʹ ࣌ؒͰ͸ Ͱ͖ͳ͔ͬͨ )FMMP 8PSME͘Β͍͸ಈ͘

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https://github.com/channel789/wasm2z80 ଓ͖͸(JU)VCͰʢύον׻ܴʣ

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Έͳ͞Μ΋ ίϯύΠϥ։ൃ͍ͨ͠Ͱ͢Ͷʁ

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ྑ͍χϡʔεͱ ѱ͍χϡʔε͕͋Δ

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ྑ͍χϡʔε

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։ൃ༻ϘʔυΛ࡞Γ·ͨ͠ ਺ຕ͋ΔͷͰ͋ͱͰ൦෍͠·͢ʢഥखʣ

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ѱ͍χϡʔε

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࡞ͬͨϘʔυ͕ඍົʹಈ͔ͳ͍ શ͘ಈ͔ͳ͍Θ͚Ͱ͸ͳ͍͠ɺݸମ͝ͱʹ঱ঢ়͕ҧ͏ w Ϙʔυ"Ծ૝γϦΞϧ͕͔ͳΓසൟʹࢮ͵ w Ϙʔυ#Ծ૝γϦΞϧ͕كʹࢮ͵ɻ'MBTIʹॻ͍ͨίʔυ͕ӬଓԽ͞Εͳ͍ w Ϙʔυ$Ծ૝γϦΞϧ͕ͨ·ʹࢮ͵ɻσʔλ͕Խ͚ͯΔʢޙड़ʣ w Ϙʔυ%&·ͩՐΛೖΕͯͳ͍

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ظ଴͞ΕΔڍಈ

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ݱ࣮

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͜ΕͰ΋΄͍͠ํ͸ ͓੠͕͚͍ͩ͘͞ ࠓ೔ͷ಺༰ΛϦΞϧλΠϜͰ։ൃ͍ͯͨ͠ɹɹɹ ༷ࢠͷΞʔΧΠϒ͸ͪ͜Βˠ :PV5VCF<;3VTU><ݕࡧ>