{"id":1858,"date":"2026-03-24T11:51:44","date_gmt":"2026-03-24T11:51:44","guid":{"rendered":"http:\/\/www.recologypower.com:9080\/?p=1858"},"modified":"2026-03-24T11:51:45","modified_gmt":"2026-03-24T11:51:45","slug":"%e3%80%90jesd%e3%80%91jesd204b%e5%bb%ba%e9%93%be%e8%bf%87%e7%a8%8b","status":"publish","type":"post","link":"http:\/\/www.recologypower.com:9080\/?p=1858","title":{"rendered":"\u3010JESD\u3011JESD204b\u5efa\u94fe\u8fc7\u7a0b"},"content":{"rendered":"\n<div class=\"wp-block-file\"><object class=\"wp-block-file__embed\" data=\"http:\/\/www.recologypower.com:9080\/wp-content\/uploads\/2026\/03\/JESD-204B-\u8c03\u8bd5\u624b\u518czhca737.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"\u5d4c\u5165 JESD-204B-\u8c03\u8bd5\u624b\u518czhca737\"><\/object><a id=\"wp-block-file--media-cd1f8ce3-f42f-4b47-9534-eb49c99f8556\" href=\"http:\/\/www.recologypower.com:9080\/wp-content\/uploads\/2026\/03\/JESD-204B-\u8c03\u8bd5\u624b\u518czhca737.pdf\">JESD-204B-\u8c03\u8bd5\u624b\u518czhca737<\/a><a href=\"http:\/\/www.recologypower.com:9080\/wp-content\/uploads\/2026\/03\/JESD-204B-\u8c03\u8bd5\u624b\u518czhca737.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-cd1f8ce3-f42f-4b47-9534-eb49c99f8556\">\u4e0b\u8f7d<\/a><\/div>\n\n\n\n<pre class=\"wp-block-code\"><code>     \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n     \u2502 \u4e0a\u7535\u6216\u590d\u4f4d     \u2502\r\n     \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n            \u2193\r\n     \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n     \u2502 FPGA \u62c9\u4f4e SYNC~\u2502 \u2190 \u901a\u77e5 ADC \u505c\u6b62\u53d1\u6570\u636e\r\n     \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n            \u2193\r\n     \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n     \u2502 ADC \u53d1\u9001 CGS\uff08K28.5\uff09\u2502 \u2190 \u5e2e\u52a9 FPGA \u5b9e\u73b0\u5b57\u7b26\u8fb9\u754c\u5bf9\u9f50\u3001CDR \u9501\u5b9a\r\n     \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n            \u2193\r\n     \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n     \u2502 FPGA \u8bc6\u522b CGS \u5e76\u62c9\u9ad8 SYNC~\u2502 \u2190 \u8868\u793a\u51c6\u5907\u63a5\u6536 ILAS\r\n     \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n            \u2193\r\n     \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n     \u2502 ADC \u53d1\u9001 ILAS\uff084 Multi-Frame\uff09 \u2502 \u2190 \u4f20\u8f93 JESD \u53c2\u6570 &amp; \u591a Lane \u5bf9\u9f50\r\n     \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n            \u2193\r\n     \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n     \u2502 FPGA \u68c0\u67e5 ILAS \u662f\u5426\u4e00\u81f4     \u2502 \u2190 \u6821\u9a8c F\u3001K\u3001M\u3001L\u3001S \u7b49\u53c2\u6570\r\n     \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n            \u2193\r\n     \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\r\n     \u2502 \u8fdb\u5165\u6570\u636e\u4f20\u8f93\u72b6\u6001\uff08DATA\uff09 \u2502 \u2190 \u94fe\u8def Ready\uff01\r\n     \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\r\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u2705 1\ufe0f\u20e3 CGS \u9636\u6bb5\uff08Code Group Synchronization\uff09<\/h4>\n\n\n\n<ul>\n<li>\u7531 FPGA \u62c9\u4f4e&nbsp;<code>SYNC~<\/code>&nbsp;\u542f\u52a8<\/li>\n\n\n\n<li>ADC \u53d1\u9001\u5927\u91cf&nbsp;<code>\/K28.5\/<\/code>&nbsp;\u63a7\u5236\u7b26<\/li>\n\n\n\n<li>\u76ee\u7684\uff1a\n<ul>\n<li>CDR \u9501\u76f8<\/li>\n\n\n\n<li>\u627e\u5b57\u8282\u8fb9\u754c<\/li>\n\n\n\n<li>\u51c6\u5907 ILAS \u7684\u540c\u6b65\u57fa\u51c6<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>\u2705 2\ufe0f\u20e3 ILAS \u9636\u6bb5\uff08Initial Lane Alignment\u00a0Sequence\uff09<\/p>\n\n\n\n<ul>\n<li>FPGA \u68c0\u6d4b\u5230 CGS \u540e \u2192 \u62c9\u9ad8 SYNC~<\/li>\n\n\n\n<li>ADC \u7acb\u5373\u5f00\u59cb\u53d1 4 \u4e2a\u591a\u5e27\uff08Multi-Frame\uff09\uff0c\u5185\u5bb9\u5305\u62ec\uff1a\n<ul>\n<li>\u5e27\u5bf9\u9f50\u7b26\u53f7\uff08K28.0\/K28.4\/K28.7\uff09<\/li>\n\n\n\n<li>JESD \u53c2\u6570\u5b57\u6bb5\uff08F\/K\/M\/S\/L \u7b49\uff09<\/li>\n\n\n\n<li>Lane ID\u3001Device ID \u7b49<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u4f5c\u7528\uff1a\n<ul>\n<li>\u591a Lane \u6570\u636e\u5bf9\u9f50<\/li>\n\n\n\n<li>\u53c2\u6570\u4e00\u81f4\u6027\u6821\u9a8c<\/li>\n\n\n\n<li>Subclass 1 \u4e2d LMFC \u7684\u540c\u6b65\u53c2\u8003\u70b9<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2705 3\ufe0f\u20e3&nbsp;\u6570\u636e\u4f20\u8f93\u9636\u6bb5\uff08Data\uff09<\/h4>\n\n\n\n<ul>\n<li>ILAS \u6b63\u786e\u63a5\u6536\u540e\uff0c\u8fdb\u5165\u6b63\u5e38\u4f20\u8f93\u72b6\u6001<\/li>\n\n\n\n<li>ADC \u5f00\u59cb\u53d1\u9001\u8fde\u7eed\u7684\u6570\u636e\u5e27<\/li>\n\n\n\n<li>FPGA \u5f00\u59cb\u89e3\u7801\u5e76\u9001\u5165 AXI \u6216 FIFO \u63a5\u53e3<\/li>\n\n\n\n<li>\u82e5\u4e2d\u9014\u94fe\u8def\u9519\u8bef\u3001\u540c\u6b65\u4e22\u5931\uff0c\u53ef\u80fd\u81ea\u52a8\u9000\u56de CGS<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>\ud83e\udde0 Subclass \u7279\u6b8a\u6d41\u7a0b\u8bf4\u660e\uff08Subclass 1\uff09<br>\u5728 Subclass 1 \u4e2d\uff0c\u989d\u5916\u5b58\u5728\uff1a<\/p>\n\n\n\n<ul>\n<li>SYSREF \u4fe1\u53f7\u8f93\u5165<\/li>\n\n\n\n<li>LMFC\uff08Local Multi-Frame Clock\uff09\u751f\u6210<\/li>\n\n\n\n<li>ILAS \u5fc5\u987b\u4e0e LMFC \u5bf9\u9f50\uff08\u8fb9\u754c\u56fa\u5b9a\uff09<\/li>\n\n\n\n<li>\u6240\u4ee5 SYSREF + ILAS \u8054\u5408\u5b9e\u73b0\u201c\u786e\u5b9a\u6027\u5ef6\u8fdf\u201d<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83e\uddea JESD204B \u72b6\u6001\u673a\uff08\u7b80\u7565\uff09<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u72b6\u6001<\/th><th>\u63cf\u8ff0<\/th><\/tr><\/thead><tbody><tr><td>CGS<\/td><td>\u63a5\u6536 K28.5\uff0c\u540c\u6b65 CD &amp; \u8fb9\u754c<\/td><\/tr><tr><td>ILAS<\/td><td>\u63a5\u6536 4 \u4e2a\u591a\u5e27\u7684\u521d\u59cb\u5316\u53c2\u6570<\/td><\/tr><tr><td>CHECK<\/td><td>\u6821\u9a8c JESD \u914d\u7f6e\u662f\u5426\u5339\u914d<\/td><\/tr><tr><td>DATA<\/td><td>\u6b63\u5e38\u6570\u636e\u4f20\u8f93<\/td><\/tr><tr><td>LOST<\/td><td>\u5982\u679c\u51fa\u73b0\u9519\u8bef\uff0c\u72b6\u6001\u673a\u4f1a\u8df3\u56de CGS \u91cd\u5efa\u94fe\u8def<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>\ud83d\udce6\u00a0FPGA\u00a0\u4e2d\u5b9e\u73b0\u5efa\u94fe\u8fc7\u7a0b\u7684\u6a21\u5757<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u6a21\u5757<\/th><th>\u529f\u80fd<\/th><\/tr><\/thead><tbody><tr><td><code>GT Transceiver<\/code><\/td><td>\u4e32\u884c\u89e3\u7801\u3001CDR\u30018b10b \u7f16\u7801\/\u89e3\u7801<\/td><\/tr><tr><td><code>JESD204 RX IP<\/code><\/td><td>\u5305\u542b\u94fe\u8def\u72b6\u6001\u673a\uff08CGS\/ILAS\/DATA\uff09\uff0c\u914d\u7f6e\u6821\u9a8c\u7b49<\/td><\/tr><tr><td><code>SYNC~<\/code>&nbsp;\u63a7\u5236<\/td><td>\u63a7\u5236\u5efa\u94fe\u6d41\u7a0b\uff0c\u901a\u5e38\u662f\u8f93\u51fa\u5f15\u811a\u8fde\u5230 ADC SYNC<\/td><\/tr><tr><td><code>SYSREF<\/code>&nbsp;\u8f93\u5165<\/td><td>Subclass 1 \u4e2d\u7684\u5916\u90e8\u540c\u6b65\u8f93\u5165<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 \u603b\u7ed3<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u9636\u6bb5<\/th><th>\u5173\u952e\u4fe1\u53f7<\/th><th>\u53d1\u5c04\u65b9\u884c\u4e3a<\/th><th>\u63a5\u6536\u65b9\u884c\u4e3a<\/th><\/tr><\/thead><tbody><tr><td><strong>CGS<\/strong><\/td><td>SYNC~ = 0<\/td><td>\u53d1 \/K28.5\/<\/td><td>\u8fb9\u754c\u540c\u6b65\u3001CDR \u9501\u5b9a<\/td><\/tr><tr><td><strong>ILAS<\/strong><\/td><td>SYNC~ = 1<\/td><td>\u53d1 4 \u4e2a\u591a\u5e27\uff08\u542b\u53c2\u6570\uff09<\/td><td>\u89e3\u7801 JESD \u53c2\u6570\u3001\u540c\u6b65 LMFC<\/td><\/tr><tr><td><strong>DATA<\/strong><\/td><td>SYNC~ = 1<\/td><td>\u53d1\u771f\u5b9e\u91c7\u6837\u6570\u636e<\/td><td>\u6570\u636e\u89e3\u5e27\u3001\u4f20\u9001\u5230\u7528\u6237\u903b\u8f91<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<div class=\"slide-text-bg2\">\n<h3>\u2705 1\ufe0f\u20e3 CGS \u9636\u6bb5\uff08Code Gr<\/h3>\n<\/div>\n<div class=\"flex-btn-div\"><a href=\"http:\/\/www.recologypower.com:9080\/?p=1858\" class=\"btn1 flex-btn\">\u9605\u8bfb\u66f4\u591a<\/a><\/div>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[168,1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/posts\/1858"}],"collection":[{"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1858"}],"version-history":[{"count":2,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/posts\/1858\/revisions"}],"predecessor-version":[{"id":1861,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/posts\/1858\/revisions\/1861"}],"wp:attachment":[{"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1858"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1858"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}