{"id":118624,"date":"2026-10-27T20:56:24","date_gmt":"2026-10-27T12:56:24","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/118624.html"},"modified":"2026-10-27T20:56:24","modified_gmt":"2026-10-27T12:56:24","slug":"nor-flash-%e5%b1%82%e7%ba%a7%e6%9e%b6%e6%9e%84%e8%af%a6%e8%a7%a3%ef%bc%9a%e4%bb%8e-page-%e5%88%b0%e6%95%b4%e4%b8%aa%e8%8a%af%e7%89%87","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/118624.html","title":{"rendered":"NOR FLASH \u5c42\u7ea7\u67b6\u6784\u8be6\u89e3\uff1a\u4ece Page \u5230\u6574\u4e2a\u82af\u7247"},"content":{"rendered":"<h2>1. NOR FLASH \u6982\u5ff5<\/h2>\n<p>Concept &amp; Fundamentals<\/p>\n<p>NOR Flash \u662f\u4e00\u79cd\u975e\u6613\u5931\u6027\uff08\u6389\u7535\u4e0d\u4e22\u6570\u636e\uff09\u7684\u6d6e\u6805\u578b\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\uff0c\u5c5e\u4e8e Flash \u5b58\u50a8\u7684\u4e24\u5927\u4e3b\u6d41\u4e4b\u4e00\uff08\u53e6\u4e00\u7c7b\u662f NAND Flash\uff09\u3002\u5b83\u5f97\u540d\u4e8e\u5176\u5b58\u50a8\u5355\u5143\u9635\u5217\u7684\u7535\u8def\u8fde\u63a5\u65b9\u5f0f\u2014\u2014\u5404\u5355\u5143\u4e0e\u4f4d\u7ebf\u5448\u201c\u6216\u975e\u201d\u903b\u8f91\u7ed3\u6784\uff08NOR \u95e8\uff09\uff0c\u56e0\u6b64\u80fd\u5b9e\u73b0\u6309\u5b57\u8282\u968f\u673a\u5bfb\u5740\u8bfb\u53d6\u3002<\/p>\n<h4>\u5de5\u4f5c\u539f\u7406<\/h4>\n<p>\u6bcf\u4e2a\u5b58\u50a8\u5355\u5143\u7684\u6838\u5fc3\u662f\u4e00\u4e2a\u6d6e\u6805\u6676\u4f53\u7ba1\uff08Floating-gate MOSFET\uff09\uff0c\u6d6e\u6805\u60ac\u6d6e\u4e8e\u63a7\u5236\u6805\u4e0e\u6c9f\u9053\u4e4b\u95f4\uff0c\u88ab\u6c27\u5316\u5c42\u7535\u9694\u79bb\u3002<\/p>\n<ul>\n<li>\u7f16\u7a0b\uff08\u5199\u5165 0\uff09\uff1a\u5728\u63a7\u5236\u6805\u52a0\u9ad8\u7535\u538b\uff0c\u7535\u5b50\u96a7\u7a7f\u8fdb\u6d6e\u6805\u3002\u6d6e\u6805\u5e26\u8d1f\u7535\u8377 \u2192 \u9608\u503c\u7535\u538b Vth \u5347\u9ad8 \u2192 \u8bfb\u65f6\u5bfc\u901a\u7535\u6d41\u5c0f \u2192 \u903b\u8f91\u201c0\u201d\u3002<\/li>\n<li>\u64e6\u9664\uff08\u6062\u590d 1\uff09\uff1a\u5728\u6e90\u6781\/\u886c\u5e95\u52a0\u9ad8\u7535\u538b\uff0c\u7535\u5b50\u88ab\u62c9\u51fa\u6d6e\u6805\u3002\u9608\u503c\u7535\u538b\u964d\u4f4e \u2192 \u8bfb\u65f6\u5bfc\u901a \u2192 \u903b\u8f91\u201c1\u201d\u3002<\/li>\n<li>\u8bfb\u51fa\uff1a\u52a0\u8bfb\u7535\u538b\uff0c\u68c0\u6d4b\u5355\u5143\u662f\u5426\u5bfc\u901a\uff0c\u533a\u5206 0 \/ 1\u3002<\/li>\n<\/ul>\n<h4>\u6838\u5fc3\u7279\u6027<\/h4>\n<ul>\n<li>\u968f\u673a\u8bfb\uff1a\u53ef\u6309\u4efb\u610f\u5b57\u8282\u5730\u5740\u76f4\u63a5\u8bfb\u53d6\uff0c\u65e0\u9700\u6309\u5757\u52a0\u8f7d\u2014\u2014\u8fd9\u662f\u4e0e NAND \u7684\u672c\u8d28\u5dee\u5f02\u3002<\/li>\n<li>XIP \u652f\u6301\uff1a\u652f\u6301 Execute in Place\uff08\u7247\u4e0a\u6267\u884c\uff09\uff0c\u4ee3\u7801\u53ef\u76f4\u63a5\u4ece Flash \u8fd0\u884c\uff0c\u5e38\u7528\u4e8e\u56fa\u4ef6\/\u542f\u52a8\u4ee3\u7801\u5b58\u50a8\u3002<\/li>\n<li>\u5199\u524d\u5fc5\u987b\u5148\u64e6\uff1a\u53ea\u80fd\u628a 1 \u5199\u6210 0\uff08\u7f16\u7a0b\uff09\uff0c\u8981\u628a 0 \u53d8\u56de 1 \u5fc5\u987b\u6574\u5757\u64e6\u9664\u3002<\/li>\n<li>\u8bfb\u5feb\u5199\u6162\uff1a\u8bfb\u53d6\u901f\u5ea6\u5feb\uff0c\u7f16\u7a0b\/\u64e6\u9664\u6162\u4e14\u6309\u9875\/\u6247\u533a\/\u5757\u4e3a\u5355\u4f4d\u3002<\/li>\n<li>\u6709\u9650\u5bff\u547d\uff1a\u6bcf\u5355\u5143\u6709\u64e6\u5199\u6b21\u6570\u4e0a\u9650\uff08\u5178\u578b 1 \u4e07~10 \u4e07\u6b21\uff09\u3002<\/li>\n<\/ul>\n<p>\u5178\u578b\u5bb9\u91cf<\/p>\n<p>1Mbit ~ 512Mbit\uff0c\u9762\u5411\u4ee3\u7801\u5b58\u50a8\u4e0e\u4f4e\u5bc6\u5ea6\u6570\u636e<\/p>\n<p>\u5178\u578b\u63a5\u53e3&lt;\/<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. 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