JavaでLチカしたい！ / JJUG CCC 2024 Fall LT - Speaker Deck

JavaでLチカしたい！ / JJUG CCC 2024 Fall LT

by Hayato Nishimura

Speaker Deck

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+BWBͰ -νΧ͍ͨ͠ʂ ϤϤΠ ++6($$$'BMM-5

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݁࿦

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+BWBͰ -νΧ͸Ͱ͖Δʂ

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3BTQCFSSZ1J 1JDPͷ্Ͱ +BWBΛಈ͔ͯ͠ -νΧ͕Ͱ͖ͨ

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ղઆ

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-νΧͱ͸

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-&%Λ ఺౮ʢνΧνΧʣ ͤ͞Δ͜ͱ

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ϓϩάϥϜͰ -&%Λ੍ޚ

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ిࢠ޻࡞քͷ )FMMPXPSME

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3BTQCFSSZ1J 1JDPͱ͸

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64#ϝϞϦ αΠζͷ ϚΠίϯϘʔυ

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ԁ͘Β͍

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3BTQCFSSZ1J ͱ͸ҟͳΔ

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-JOVYΛ Πϯετʔϧͱ͔ ͠ͳ͍

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1$ͱܨ͙ˠ Ϛ΢ϯτ͞ΕΔˠ VGϑΝΠϧΛ ίϐʔ

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উखʹϦϒʔτ ˠϓϩάϥϜ͕ ಈ͖࢝ΊΔ

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$$ɺ .JDSP1ZUIPOͰ ։ൃՄೳ ͱ͍͏৮ΕࠐΈ

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ϥζύΠϐίͰ +BWB͕ಈ͍ͨΒ ͳΜ͔ ໘നͦ͏

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΍ͬͯΔਓ͕͍ͨ

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PSFOTLMQJDPKWN IUUQTHJUIVCDPNPSFOTLMQJDPKWN

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-νΧͷ αϯϓϧίʔυ ˠϦϙδτϦ಺ʹ ͋Δ

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https://github.com/orenskl/pico-jvm/blob/main/examples/blink/src/Main.java

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64#έʔϒϧ ܦ༝Ͱ௨ిˠ ͜Ε͕ىಈ͢Δ

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޻෉͕ඞཁͰ VGϑΝΠϧΛ ίϐϖ͚ͩͰ͸ Ͱ͖ͳ͍͕ɺ

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3&"%.&ʹ ΍Γํ͸ ॻ͍ͯ͋Δ

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ͱ͜ΖͰɺ ඵ͓͖ͷ఺౮͸ ʮνΧʯͰ͸ ͳͦ͞͏

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ॻ͖͔͑ͯΈͨ

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มߋ͕൓ө͞Εͨ ˠ๯಄ͷಈը

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खͷͻΒͷ্Ͱ +BWBΛಈ͔ͦ͏

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ࠓޙͷల๬

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QJDPKWN͕ ۩ମతʹ ԿΛ͍ͯ͠Δ͔ ୳Γ͍ͨ

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஥ؒืूத

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ҎԼ ͓·͚

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ΞυόΠε̍

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Yͷ-JOVY ͕͋Δͱ ϋϚΒͳ͍

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ͨͱ͑͹ 6CVOUVͱ͔

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"QQMFγϦίϯ NBD04Ͱ ಈ͔ͦ͏ͱͯ͠ ͭ·͍ͮͨ

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ཧ༝ QJDPKWNͷ εΫϦϓτ܈͕ Yͷ-JOVYΛ૝ఆ

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ΞυόΠε̎

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3BTQCFSSZ1J1JDPͱ 3BTQCFSSZ1J1JDP8 ͸ҟͳΔ

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8ʹ͸ ແઢػೳΞϦ

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-&%ͷग़ྗϐϯ ͕ҟͳΔ 8͸Ͱ͸ͳ͍

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ಈ࡞͢Δ VGϑΝΠϧ ͕ҟͳΔ

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ແҹ༻ͷ VGϑΝΠϧΛ 8ʹॻ͖ࠐΉ ˠಈ͔ͳ͍

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8༻ͷVGϑΝΠϧ͕ ͳ͍ϓϩδΣΫτ͕͋Δ 8FC্αϯϓϧίʔυ͸ 8Λߟྀͯ͠ͳ͍ ৔߹͕͋Δ

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݁࿦ Ͳͬͪ΋ങ͓͏

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