{"id":8799,"date":"2022-01-21T03:30:33","date_gmt":"2022-01-20T18:30:33","guid":{"rendered":"https:\/\/happytech.jp\/wordpress\/?p=8799"},"modified":"2022-01-29T00:50:26","modified_gmt":"2022-01-28T15:50:26","slug":"cortex-m-and-risc-v","status":"publish","type":"post","link":"https:\/\/happytech.jp\/wordpress\/2022\/01\/21\/cortex-m-and-risc-v\/","title":{"rendered":"Cortex-M\u3068RISC-V"},"content":{"rendered":"

NVIDIA\u8cb7\u53ce\u5148\u3067\u6210\u7acb\u898b\u901a\u3057\u304c\u672a\u3060\u306b\u4e0d\u900f\u660e\u306aARM\u793eCortex-M\u3068\u975e\u55b6\u5229\u56e3\u4f53\u904b\u55b6\u306eRISC-V\u3001\u4e21MCU\u30b3\u30a2\u306e\u9867\u5ba2\u5229\u7528\u52d5\u5411\u8a18\u4e8b<\/a>\u304c\u516c\u958b\u3055\u308c\u307e\u3057\u305f\uff082022\u5e741\u670814\u65e5\u3001ITmedia\uff09\u3002<\/p>\n

\u6975\u7c21\u5358\u306b\u8981\u7d04\u3059\u308b\u3068\u3001ARM\u9867\u5ba2\u306e\u591a\u304f\u304c\u73fe\u5728NVIDIA\u3068\u7af6\u5408\u95a2\u4fc2\u306b\u3042\u308b\u305f\u3081\u3001\u8cb7\u53ce\u6210\u7acb\u6642\u3001Cortex-M\u5229\u7528\u306e\u9867\u5ba2\u5c06\u6765\u88fd\u54c1\u306e\u4ee3\u66ff\u30b3\u30a2\u7528\u610f\uff08\uff1dPlan B\uff09\u304c\u5fc5\u8981\u3067\u3001\u4ee3\u66ff\u30b3\u30a2\u306bRISC-V\u304c\u6025\u6d6e\u4e0a\u3057\u3066\u3044\u308b\u3001\u3068\u3044\u3046\u5185\u5bb9\u3067\u3059\u3002<\/p>\n

ARM\u9867\u5ba2\u3068\u306f\u3001\u30a8\u30c3\u30b8AI\u3084\u8eca\u8f09\u534a\u5c0e\u4f53\u88fd\u54c1\u3092\u4f9b\u7d66\u4e2d\u306eMCU\u30d9\u30f3\u30c0\uff08Renesas\u3001NXP\u3001ST\u30de\u30a4\u30af\u30ed\u306a\u3069\uff09\u3092\u6307\u3057\u307e\u3059\u3002Plan B\u306f\u3001\u4ee3\u66ff\u6848\u3068\u8a33\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u5b9f\u884c\u6848A\u306e\u30c8\u30e9\u30d6\u30eb\u6642\u3001A\u306e\u6b21\u306eB\u304c\u3001\u7b2c2\u306e\u6848\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u3002<\/p>\n

\u534a\u5c0e\u4f53\u696d\u754c\u306f\u5e38\u306b\u5909\u5316\u3057\u3001\u3053\u308c\u306b\u4f34\u3044\u6848A\u9054\u6210\u306b\u4f55\u3089\u30c8\u30e9\u30d6\u30eb\u304c\u7121\u304f\u3066\u3082\u3001\u305d\u306e\u5c06\u6765\u6027\u306b\u5909\u5316\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002\u201cBackup\u201d\u3068\u3057\u3066\u306ePlan B\u5fc5\u8981\u6027\u3092\u611f\u3058\u305f\u8a18\u4e8b\u3067\u3059\u3002<\/p>\n

\u30aa\u30fc\u30d7\u30f3\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3RISC-V<\/h3>\n
\"Cortex-M\u4ee3\u66ff\u3068\u3057\u3066\u6025\u6d6e\u4e0a\u306eRISC-V\"
Cortex-M\u4ee3\u66ff\u3068\u3057\u3066\u6025\u6d6e\u4e0a\u306eRISC-V<\/figcaption><\/figure>\n

RISV-V\u306f\u3001\u30ab\u30eb\u30d5\u30a9\u30eb\u30cb\u30a2\u5927\u5b66\u30d0\u30fc\u30af\u30ec\u30a4\u6821\u958b\u767a\u306e\u30aa\u30fc\u30d7\u30f3\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3MCU\u30b3\u30a2\u3067\u3001Cortex-M\u306e\u3088\u3046\u306aCISC\uff08Complex Instruction Set Computer\uff09\u547d\u4ee4\u7cfb\u3092\u3001\u3088\u308a\u7e2e\u5c0f\u3057\u305f\u547d\u4ee4\u7cfb\uff08Reduce Instruction Set Computer\uff09\u3078\u5909\u3048\u3001\u4f4e\u96fb\u529b\u52d5\u4f5c\u306b\u9069\u3059\u306a\u3069\u306e\u7279\u5fb4\u3092\u6301\u3061\u307e\u3059\u3002<\/p>\n

C\u306a\u3069\u306e\u9ad8\u7d1a\u8a00\u8a9e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u306f\u3001CISC\/RISC\u5dee\u306f\u3042\u307e\u308a\u6c17\u306b\u306a\u308a\u307e\u305b\u3093\u304c\u3001\u30b3\u30f3\u30d1\u30a4\u30e9\u3092\u958b\u767a\u3059\u308bMCU\u30d9\u30f3\u30c0\u306b\u3068\u3063\u3066\u306f\u3001\u4ed6\u793e\u5dee\u5225\u5316\u3092\u751f\u3080\u91cd\u8981\u306a\u30d1\u30e9\u30e1\u30bf\u3067\u3059\u3002<\/p>\n

MCU\u6027\u80fd\u306e\u652f\u914d\u9805\u306f\u3001<\/p>\n

\u30fbMCU\u30b3\u30a2\uff08CISC or RISC\uff09
\n\u30fb\u30b3\u30f3\u30d1\u30a4\u30e9
\n\u30fb\u88fd\u9020\u30d7\u30ed\u30bb\u30b9\uff08\u2252\u6700\u9ad8\u52d5\u4f5c\u5468\u6ce2\u6570\uff09
\n\u30fb\u5185\u8535\u5468\u8fba\u56de\u8def<\/p>\n

\u306e4\u9805\u76ee\u3067\u3001ARM Cortex-M\u4f7f\u7528\u4e2d\u30d9\u30f3\u30c0\u306a\u3089\u3001MCU\u30b3\u30a2\u3068\u30b3\u30f3\u30d1\u30a4\u30e9\u306fARM\u4f9b\u7d66\u54c1\u306a\u306e\u3067\u5404\u793e\u5171\u901a\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u88fd\u9020\u30d7\u30ed\u30bb\u30b9\u3068\u5185\u8535\u5468\u8fba\u56de\u8def\u3067\u3057\u304b\u4ed6\u793e\u5dee\u5225\u5316\u624b\u6bb5\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n

NVIDIA\u304cARM\u3092\u8cb7\u53ce\u3057\u305f\u5834\u5408\u3001\u7af6\u5408\u4ed6\u793e\u3078\u306eMCU\u30b3\u30a2\u3084\u30b3\u30f3\u30d1\u30a4\u30e9\u4f9b\u7d66\u306b\u3001\u81ea\u793e\u5229\u7528\u54c1\u3068\u5dee\u3092\u4ed8\u3051\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002Cortex-M\u4f7f\u7528\u4e2d\u306eMCU\u30d9\u30f3\u30c0\u5404\u793e\u304c\u3001ARM\u8cb7\u53ce\u6210\u7acb\u3092\u5acc\u3046\u7406\u7531\u304c\u3001\u3053\u308c\u3067\u3059\u3002<\/p>\n

\u305d\u3053\u3067\u3001\u30aa\u30fc\u30d7\u30f3\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3067\u30b3\u30f3\u30d1\u30a4\u30e9\u958b\u767a\u81ea\u7531\u5ea6\u3082\u9ad8\u3044RISC-V\u30b3\u30a2\u304c\u3001\u7af6\u5408\u4ed6\u793e\u306eCortex-M\u5c06\u6765\u88fd\u54c1\u30b3\u30a2\u306ePlan B\u3068\u3057\u3066\u6025\u6d6e\u4e0a\u3057\u305f\u8a33\u3067\u3059\u3002<\/p>\n

ARM\u30b3\u30a2MCU\u958b\u767a\u3067\u51fa\u9045\u308c\u305fRenesas\u306f\u3001\u65e9\u3005\u3068RISC-V\u5bfe\u5fdcMCU\u958b\u767a\u3092\u767a\u8868<\/a>\u3057\u307e\u3057\u305f\u3002NXP\u3084ST\u30de\u30a4\u30af\u30ed\u306eRISC-V\u30b3\u30a2\u5229\u7528\u306f\u4e0d\u660e\u3067\u3059\u304c\u3001Renesas\u540c\u69d8\u3001Plan B\u3092\u6301\u3063\u3066\u3044\u308b\u306e\u306f\u78ba\u5b9f\u3067\u3059\u3002<\/p>\n

\u6211\u3005\u958b\u767a\u8005\u304c\u3001\u4eca\u3059\u3050RISC-V\u958b\u767a\u3092\u59cb\u3081\u308b\u5fc5\u8981\u6027\u306f\u4f4e\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u3080\u3057\u308d\u3001Cortex-M\u4ee3\u66ff\u306b\u3001\u4f4e\u4fa1\u683c\u9ad8\u6027\u80fd\u7121\u7dda\u6a5f\u80fd\u4ed8\u304dESP-WROOM-32\u3092\u7fd2\u5f97\u3057\u305f\u65b9\u304c\u5f79\u7acb\u3064\u3068\u500b\u4eba\u7684\u306b\u306f\u601d\u3044\u307e\u3059\u3002RISC-V<\/a>\u3001ESP-WROOM-32<\/a>\u306e\u95a2\u9023\u6295\u7a3f\u306f\u3001\u30ea\u30f3\u30af\u5148\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

Microsoft\u306eOffice\u3001Windows\u5206\u96e2\u58f2\u5374\u53ef\u80fd\u6027<\/h2>\n
\"Microsoft\u304c\u8cb7\u53ce\u3092\u767a\u8868\u3057\u305f\u5927\u624b\u30b2\u30fc\u30e0\u4f1a\u793eActivision
Microsoft\u304c\u8cb7\u53ce\u3092\u767a\u8868\u3057\u305f\u5927\u624b\u30b2\u30fc\u30e0\u4f1a\u793eActivision Blizzard<\/figcaption><\/figure>\n

\u534a\u5c0e\u4f53\u696d\u754c\u306e\u5927\u304d\u306a\u4e00\u89d2\u3092\u5360\u3081\u308bMicrosoft\u306e\u5927\u624b\u30b2\u30fc\u30e0\u4f1a\u793eActivision Blizzard\u8cb7\u53ce\u30cb\u30e5\u30fc\u30b9\u304c1\u670819\u65e5\u767a\u8868<\/a>\u3055\u308c\u307e\u3057\u305f\u3002\u8cb7\u53ce\u7406\u7531\u306f\u3001\u30b3\u30c1\u30e9<\/a>\u306e\u8a18\u4e8b\u304c\u793a\u3059\u30e1\u30bf\u30d0\u30fc\u30b9\u3067\u3059\u3002COVID-19\u304c\u5927\u304d\u304f\u5f71\u97ff\u3057\u3066\u3044\u308b\u30b3\u30f3\u30bf\u30af\u30c8\u30ec\u30b9\u30fb\u30c6\u30af\u30ce\u30ed\u30b8\u306e\u30e1\u30bf\u30d0\u30fc\u30b9\u306f\u3001\u95a2\u9023\u6295\u7a3f<\/a>\u306e3\u7ae0\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

Microsoft\u52d5\u5411\u3067\u6c17\u306b\u306a\u308b\u306e\u306f\u3001\u78ba\u5b9a\u5185\u5bb9\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u300cOffice\u3068Windows\u3092\u58f2\u5374\u3059\u3079\u304d\u300d\u3068\u3044\u30461\u670817\u65e5\u767a\u8868<\/a>\u8a18\u4e8b\u3067\u3059\u3002Microsoft\u306f\u55b6\u5229\u56e3\u4f53\u3067\u3059\u3002Windows 11\u4e0d\u5177\u5408\u306e\u591a\u3055\u3001\u65b0\u6a5f\u80fd\u306e\u9b45\u529b\u7121\u3055\u306a\u3069\u3001\u6700\u8fd1\u306eWindows\u306b\u5bfe\u3059\u308bMicrosoft\u306e\u529b\u306e\u5165\u308c\u3088\u3046\u306e\u4f4e\u4e0b\u3068\u3082\u7b26\u5408\u3057\u307e\u3059\u3002<\/p>\n

Office\u3084Windows\uff08\u7279\u306bGUI\uff09\u306f\u3001\u65e2\u306b\u88fd\u54c1\u5b8c\u6210\u306e\u57df\u306b\u9054\u3057\u3066\u3044\u307e\u3059\u3002\u624b\u9593\u6687\u304c\u639b\u304b\u308bDOS-V\u30d9\u30fc\u30b9\u306e\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fcOS\u4f01\u696d\u3068\u3001\u6700\u65b0\u30b3\u30f3\u30bf\u30af\u30c8\u30ec\u30b9\u30fb\u30c6\u30af\u30ce\u30ed\u30b8\u3084Azure\u3001\u9ad8\u5ea6\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6295\u8cc7\u3068\u306e\u89aa\u548c\u6027\u3082\u9ad8\u3044\u30d1\u30d6\u30ea\u30c3\u30af\u30af\u30e9\u30a6\u30c9\u4f01\u696d\u3068\u306f\u3001\u5225\u4f1a\u793e\u306e\u65b9\u304c\u3001\u5229\u7528\u8005\u3001\u6295\u8cc7\u5bb6\u306b\u3068\u3063\u3066\u3082\u5224\u308a\u6613\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u9867\u5ba2\u91cd\u8996\u3067\u5c06\u6765\u6027\u3082\u9ad8\u3044\u30d1\u30d6\u30ea\u30c3\u30af\u30af\u30e9\u30a6\u30c9\u4f01\u696d\u5730\u4f4d\u3092\u3001Microsoft\u304cAmazon\u3084Google\u3088\u308a\u3082\u9ad8\u3081\u305f\u3044\u306a\u3089\u3001\u8db3\u67b7\u306e\u53ef\u80fd\u6027\u3082\u3042\u308bOffice\u3001Windows\u5206\u96e2\u58f2\u5374\u3082\u53ef\u80fd\u6027\u3042\u308a\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

Plan B\u8a55\u4fa1\u306e\u9055\u3044<\/h3>\n

M&A\uff1aMergers\uff08\u5408\u4f75\uff09and Acquisitions\uff08\u8cb7\u53ce\uff09\u306f\u3001\u534a\u5c0e\u4f53\u696d\u754c\u3067\u306f\u5f53\u305f\u308a\u524d\u3067\u3059\u3002\u6fc0\u5909\u3059\u308b\u534a\u5c0e\u4f53\u696d\u754c\u306eMCU\u30d9\u30f3\u30c0\u3068Microsoft\u52d5\u5411\u8a18\u4e8b\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u65e5\u672c\u793e\u4f1a\u3067\u306f\u3001Plan B\u8a55\u4fa1\u304c\u307e\u3060\u4f4e\u3044\u306e\u3067\u3059\u304c\u3001MCU\u958b\u767a\u8005\u3068\u3057\u3066\u3001\u300c\u500b\u4eba\u30ec\u30d9\u30eb\u306ePlan B\u5fc5\u8981\u6027\u300d\u3092\u611f\u3058\u305f\u8a18\u4e8b\u3067\u3057\u305f\u3002\u65e5\u672c\u4eba\u3068\u5916\u56fd\u4eba\u4e0a\u53f8\u306ePlan B\u8a55\u4fa1\u306e\u9055\u3044\u306f\u3001\u30b3\u30c1\u30e9<\/a>\u306e\u8a18\u4e8b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

NVIDIA\u306eARM\u8cb7\u53ce\u3067Cortex-M\u5c06\u6765\u88fd\u54c1\u4ee3\u66ffPlan B\u306bRISC-V\u6d6e\u4e0a\u8a18\u4e8b\u3001\u30aa\u30fc\u30d7\u30f3\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3RISC-V\u4ee3\u66ff\u7406\u7531\u3001Microsoft\u306eActivision\u8cb7\u53ce\u3067Office\u3001Windows\u5206\u96e2\u58f2\u5374\u53ef\u80fd\u6027\u8a18\u4e8b\u3092\u7d39\u4ecb\u3002\u958b\u767a\u8005\u500b\u4eba\u3067\u3082Plan 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