{"id":10724,"date":"2025-11-21T00:16:32","date_gmt":"2025-11-20T16:16:32","guid":{"rendered":"http:\/\/www.hellofpga.com\/?p=10724"},"modified":"2025-11-25T16:05:19","modified_gmt":"2025-11-25T08:05:19","slug":"5inch_lcd_colorbar","status":"publish","type":"post","link":"http:\/\/www.hellofpga.com\/index.php\/2025\/11\/21\/5inch_lcd_colorbar\/","title":{"rendered":"\u57fa\u4e8eSmart Artix \u7684FPGA\u5b9e\u9a8c\u5341\u56db \u57fa\u4e8eFPGA\u7684RGB888\u5c4f\u5e55\u8c03\u8bd5 \uff085INCH 800X480\u5c4f\uff09"},"content":{"rendered":"\n<p>\u672c\u6587\u6f14\u793a\u5982\u4f55\u7528FPGA\u903b\u8f91\u8d44\u6e90\u53bb\u9a71\u52a8RGB888\u5c4f\u5e55\u6a21\u5757\uff08\u4ee5\u672c\u7ad9\u76845\u5bf8IPS 800X480 RGB\u63a5\u53e3LCD\u5c4f\u5e55\u6a21\u5757\u4e3a\u4f8b\uff09<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6b64\u7ae0\u8282\u5185\u5bb9\u9002\u7528\u4e8eSmart Artix \u7684\u4e3b\u677f \uff0c\u5982\u662f\u672c\u7ad9\u5176\u4ed6\u677f\u5b50\u8bf7\u770b\u5bf9\u5e94\u677f\u5b50\u76ee\u5f55<\/strong><\/li>\n\n\n\n<li><strong>\u672c\u6587\u5728 vivado2018.3\u7248\u672c\u4e0a\u6f14\u793a<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u672c\u6b21\u5b9e\u9a8c\u9700\u8981\u5916\u63a5\u672c\u7ad9\u76845\u5bf8IPS \u5c4f\u5e55\u6a21\u5757\uff0c\u6709\u5173\u672c\u6b21\u5b9e\u9a8c\u7684 RGB\u5c4f\u7684\u539f\u7406\u56fe\u624b\u518c\u4ee5\u53ca\u5176\u4ed6\u4f8b\u7a0b\u8d44\u6599\u53ef\u4ee5\u53c2\u770b\u4e0b\u9762\u6c47\u603b\u8d34\uff1a<a href=\"http:\/\/www.hellofpga.com\/index.php\/2024\/12\/08\/hf_lcd_d50s01\/\">5\u5bf8IPS 800X480 RGB\u63a5\u53e3LCD\u5c4f\u5e55\u6a21\u5757<\/a><\/p>\n\n\n\n<p><strong>Smart Artix \u53ef\u4ee5\u752840Pin FPC\u63a5\u53e3\u4e0e \u5c4f\u5e55\u8fde\u63a5\uff08\u901a\u8fc740Pin 0.5\u95f4\u8ddd\u7684\u5f02\u9762FPC \u6392\u7ebf\uff09\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u6392\u9488\u4e0e\u5c4f\u5e55\u7684\u6392\u6bcd\u90e8\u5206\u8fdb\u884c\u8fde\u63a5\uff0c\u4e24\u8005\u4e8c\u9009\u4e00\u5373\u53ef<\/strong>\uff08\u672c\u5de5\u7a0b\u4f7f\u7528FPC_LCD\u63a5\u53e3\u8fdb\u884c\u6f14\u793a\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"589\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-3-1024x589.png\" alt=\"\" class=\"wp-image-8854\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-3-1024x589.png 1024w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-3-300x173.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-3-768x442.png 768w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-3.png 1246w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p><strong>\u5b9e\u9a8c\u5185\u5bb9<\/strong>\uff1a\u672c\u6b21\u5b9e\u9a8c\u6211\u4eec\u5c06\u7528Verilog\u8bbe\u8ba1\u4e00\u4e2a\u7b26\u5408RGB888\u8f93\u51fa\u7684\u56fe\u50cf\u751f\u6210\u6a21\u5757\uff08\u5206\u8fa8\u7387800\u00d7480\uff09\uff08\u5f69\u6761\u7eb9\u751f\u6210\u6a21\u5757\uff09\uff0c\u5e76\u501f\u52a9\u677f\u5b50\u4e0a\u7684\u6392\u9488\u63a5\u53e3\u70b9\u4eae\u6211\u4eec\u76845\u5bf8800\u00d7480\u5206\u8fa8\u7387\u7684RGB\u5c4f\uff0c\u4ee5\u6b64\u6765\u719f\u6089\u6211\u4eec\u677f\u5b50\u7684\u663e\u793a\u5c4f\u5f00\u53d1\u6d41\u7a0b\uff0c\u4e3a\u540e\u7eedFPGA\u56fe\u50cf\u5904\u7406\u76f8\u5173\u7684\u5f00\u53d1\u505a\u524d\u671f\u51c6\u5907\u5de5\u4f5c\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u4e2dRGB888\u9a71\u52a8\u90e8\u5206\u7684\u5185\u5bb9\u548c\u4e4b\u524dHDMI TX\u7684\u5de5\u7a0b\u6709\u90e8\u5206\u7c7b\u4f3c\uff0c\u53ea\u662f\u5728\u5206\u8fa8\u7387\u548c\u65f6\u5e8f\u4e0a\u505a\u4e86\u8c03\u6574\u3002\u5927\u5bb6\u53ef\u4ee5\u9009\u770b\u3002\u5176\u5b9e\u5173\u4e8eRGB\u7684\u65f6\u5e8f\u90fd\u662f\u4e00\u81f4\u7684\uff0c\u53ea\u8981\u8bbe\u7f6e\u597d\u5176\u4e2d\u7684\u53c2\u6570\u5c31\u53ef\u4ee5\u4e86\u3002\u53e6\u5916\u548cHDMI \u8f93\u51fa\u4e0d\u540c\uff0c\u8fd9\u91cc\u7684RGB \u6570\u636e\u662f\u53ef\u4ee5\u76f4\u63a5\u70b9LCD\u5c4f\u5e55\u7684\uff0c\u4e0d\u9700\u8981\u989d\u5916\u518d\u589e\u52a0RGB2DVI\u6a21\u5757\u4e86\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>RGB888\u65f6\u5e8f\u7b80\u5355\u4ecb\u7ecd<\/strong><\/h2>\n\n\n\n<p>RGB888 \u662f\u4e00\u79cd\u5e38\u7528\u7684\u989c\u8272\u7f16\u7801\u683c\u5f0f\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u663e\u793a\u5668\u548c\u56fe\u50cf\u5904\u7406\u4e2d\u3002\u5728 RGB888 \u4e2d\uff0c\u6bcf\u4e2a\u50cf\u7d20\u7684\u989c\u8272\u4fe1\u606f\u7531&nbsp;<strong>\u7ea2\u8272 (R)<\/strong>\u3001<strong>\u7eff\u8272 (G)<\/strong>&nbsp;\u548c&nbsp;<strong>\u84dd\u8272 (B)<\/strong>&nbsp;\u4e09\u4e2a\u5206\u91cf\u7ec4\u6210\uff0c\u6bcf\u4e2a\u5206\u91cf\u7684\u4f4d\u6570\u4e3a 8 \u4f4d\uff0c\u56e0\u6b64\u603b\u5171\u662f 24 \u4f4d\u8272\u6df1\uff088 \u4f4d \u00d7 3 \u901a\u9053 = 24 \u4f4d\uff09\u5408\u8ba11600\u4e07\u79cd\u989c\u8272\u3002<\/p>\n\n\n\n<p>RGB888 \u683c\u5f0f\u7684\u65f6\u5e8f\u53ef\u4ee5\u7406\u89e3\u4e3a\u663e\u793a\u5c4f\u5982\u4f55\u63a5\u6536\u5e76\u663e\u793a\u50cf\u7d20\u6570\u636e\u7684\u8fc7\u7a0b\uff0c\u5177\u4f53\u7684\u65f6\u5e8f\u548c\u4fe1\u53f7\u5305\u62ec\u6570\u636e\u901a\u9053\u3001\u540c\u6b65\u4fe1\u53f7\u3001\u65f6\u949f\u4fe1\u53f7\u7b49\u3002\u5bf9\u4e8e\u4e00\u4e2a RGB888 \u8f93\u51fa\u63a5\u53e3\uff0c\u65f6\u5e8f\u7ed3\u6784\u5927\u4f53\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u50cf\u7d20\u6570\u636e<\/strong>\uff1a\u6bcf\u4e2a\u50cf\u7d20\u70b9\u7684\u989c\u8272\u7531 24 \u4f4d\u6570\u636e\u8868\u793a\uff0c\u5176\u4e2d\uff1a\n<ul class=\"wp-block-list\">\n<li>\u7ea2\u8272\u5206\u91cf (R)\uff1a8 \u4f4d\uff08\u4f4d\u5bbd 8\uff09<\/li>\n\n\n\n<li>\u7eff\u8272\u5206\u91cf (G)\uff1a8 \u4f4d\uff08\u4f4d\u5bbd 8\uff09<\/li>\n\n\n\n<li>\u84dd\u8272\u5206\u91cf (B)\uff1a8 \u4f4d\uff08\u4f4d\u5bbd 8\uff09<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u540c\u6b65\u4fe1\u53f7<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>Vsync (\u5782\u76f4\u540c\u6b65)<\/strong>\uff1a\u7528\u4e8e\u6807\u8bc6\u663e\u793a\u5668\u7684\u6bcf\u4e00\u5e27\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u3002\u901a\u5e38\u5728\u4e00\u4e2a\u5b8c\u6574\u7684\u5c4f\u5e55\u5237\u65b0\u5468\u671f\u5185\uff08\u5782\u76f4\u626b\u63cf\uff09\u4f1a\u53d1\u9001\u4e00\u4e2a Vsync \u4fe1\u53f7\u3002Vsync \u7684\u5468\u671f\u5bf9\u5e94\u4e8e\u4e00\u5e27\u7684\u65f6\u95f4\u3002<\/li>\n\n\n\n<li><strong>Hsync (\u6c34\u5e73\u540c\u6b65)<\/strong>\uff1a\u7528\u4e8e\u6807\u8bc6\u663e\u793a\u5668\u5f53\u524d\u884c\u7684\u5f00\u59cb\u548c\u7ed3\u675f\u3002\u5728\u663e\u793a\u5668\u7684\u6c34\u5e73\u626b\u63cf\u8fc7\u7a0b\u4e2d\uff0cHsync \u4fe1\u53f7\u4f1a\u5b9a\u671f\u4ea7\u751f\uff0c\u6807\u8bc6\u4e00\u884c\u6570\u636e\u7684\u5f00\u59cb\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u50cf\u7d20\u65f6\u949f<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>Pixel Clock (\u50cf\u7d20\u65f6\u949f)<\/strong>\uff1a\u7528\u4e8e\u540c\u6b65\u50cf\u7d20\u6570\u636e\u7684\u4f20\u8f93\uff0c\u901a\u5e38\u901a\u8fc7\u9ad8\u9891\u65f6\u949f\u4fe1\u53f7\u6765\u63a7\u5236\u6bcf\u4e00\u50cf\u7d20\u7684\u663e\u793a\u65f6\u95f4\u3002\u50cf\u7d20\u65f6\u949f\u7684\u9891\u7387\u4e0e\u663e\u793a\u5206\u8fa8\u7387\u548c\u5237\u65b0\u7387\u76f8\u5173\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u901a\u8fc7\u638c\u63e1 RGB888 \u7684\u65f6\u5e8f\u548c\u5de5\u4f5c\u539f\u7406\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u8bbe\u8ba1\u548c\u8c03\u8bd5\u56fe\u50cf\u751f\u6210\u548c\u663e\u793a\u6a21\u5757\u3002<\/p>\n\n\n\n<p>\u4e0b\u56fe\u662f800\u00d7480\u5c4f\u624b\u518c\u4e0a\u7684\u65f6\u5e8f\u8868<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"509\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6-1024x509.png\" alt=\"\" class=\"wp-image-8867\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6-1024x509.png 1024w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6-300x149.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6-768x382.png 768w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6.png 1281w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\"><strong>\u4e00\u3001Vivado\u5de5\u7a0b\u521b\u5efa<\/strong><\/h1>\n\n\n\n<p><strong>\u5de5\u7a0b\u521b\u5efa\u7684\u8fc7\u7a0b\u53ef\u4ee5\u53c2\u8003\u5b9e\u9a8c\u4e00\u4e2d\u7684\u5185\u5bb9\uff0c\u8fd9\u91cc\u4e0d\u8be6\u7ec6\u63cf\u8ff0\u4e86\u3002<a href=\"http:\/\/www.hellofpga.com\/index.php\/2023\/04\/27\/smart-zynq_sp_sl_01_led\/\"><\/a><a href=\"http:\/\/www.hellofpga.com\/index.php\/2025\/11\/14\/led_test\/\">\u57fa\u4e8eSmart Artix \u7684FPGA\u5b9e\u9a8c\u4e00 \u7528FPGA\u8d44\u6e90\u70b9\u4eae\u4e00\u4e2aLED\uff08\u5b8c\u6574\u56fe\u6587\uff09<\/a>&nbsp;(\u82af\u7247\u578b\u53f7\u9009XC7A50TFGG484-2)<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"846\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-3-1024x846.png\" alt=\"\" class=\"wp-image-3800\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-3-1024x846.png 1024w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-3-300x248.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-3-768x635.png 768w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-3.png 1165w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e8c\u3001\u65f6\u949f\u6a21\u5757\u8bbe\u8ba1<\/strong><\/h2>\n\n\n\n<p>\u6211\u4eec\u5c1d\u8bd5\u8f93\u51fa800X480\u7684\u5206\u8fa8\u7387\u7684\u56fe\u50cf\uff0c\u6839\u636e\u4e0a\u6587\u4e2d\u65f6\u5e8f\u8868\u4e0a\u7684\u5185\u5bb9\u53ef\u4ee5\u77e5\u9053\uff0c\u5c4f\u5e55\u5de5\u4f5c\u7684DCLK\u8303\u56f4\u662f24M-27M\uff0c\u63a8\u8350\u5de5\u4f5c\u9891\u7387\u662f25M\uff0c\u800c\u6211\u4eec\u677f\u5b50\u4e0a\u710a\u63a5\u7684\u6709\u6e90\u6676\u4f53\u662f50MHZ\uff0c\u8fd9\u91cc\u5c31\u9700\u8981\u7528\u65f6\u949f\u7ba1\u7406\u6a21\u5757MMCM\u6765\u751f\u6210\u6211\u4eec\u8981\u768425MHZ\u9891\u7387<strong>\u3002<\/strong><\/p>\n\n\n\n<p>VIVADO\u7cfb\u7edf\u7ed9\u6211\u4eec\u5185\u7f6e\u4e86\u5f88\u591a\u529f\u80fd\u5f3a\u5927\u7684\u6a21\u5757\uff0c\u5305\u62ec\u6211\u4eec\u8981\u7684\u65f6\u949f\u6a21\u5757\uff0c\u8fd9\u91cc\u6211\u4eec\u53ea\u9700\u8981\u8c03\u7528\u65f6\u949f\u6a21\u5757\u8f93\u5165\u6211\u4eec\u8981\u7684\u53c2\u6570\u5c31\u597d<\/p>\n\n\n\n<p>1)\u7b2c\u4e00\u6b65\uff0c\u70b9\u51fbIP Catalog \u6253\u5f00\u6a21\u5757\u9009\u62e9\u5668\uff0c \u5728\u91cc\u9762\u7684\u641c\u7d22\u680f\u8f93\u5165 CLOCKING \uff0c\u7cfb\u7edf\u4f1a\u81ea\u52a8\u8df3\u51fa\u7b26\u5408\u7684 Clocking Wizard\u9009\u9879\uff0c\u53cc\u51fb\u5b83<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"791\" height=\"354\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-3.png\" alt=\"\" class=\"wp-image-138\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-3.png 791w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-3-300x134.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-3-768x344.png 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p>2\uff09\u5728\u5f39\u51fa\u7684\u7a97\u53e3\u4e2d\u6211\u4eec\u5c06input Frequence \u8f93\u5165\u9891\u7387\u4fee\u6539\u4e3a\u677f\u5b50\u4e0a\u710a\u63a5\u768450M\u65f6\u949f\uff0c \u53f3\u8fb9\u6539\u4e3a\u5355\u7aef\u8f93\u5165<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"660\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-11-1024x660.png\" alt=\"\" class=\"wp-image-139\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-11-1024x660.png 1024w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-11-300x193.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-11-768x495.png 768w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-11.png 1342w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p>3\uff09\u5728output Clocks\u9009\u9879\u4e2d \u5c06clk_out1\u6539\u621027m \uff0827\u662f\u624b\u518c\u4e0a\u63a8\u8350\u7684DCLK \u8303\u56f4\u7684\u4e0a\u9650\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"406\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-1-1024x406.png\" alt=\"\" class=\"wp-image-8837\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-1-1024x406.png 1024w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-1-300x119.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-1-768x305.png 768w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-1.png 1348w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p>4\uff09\u5c06\u754c\u9762\u6258\u5230\u6700\u4e0b\u9762\uff0c\u56e0\u4e3a\u6211\u4eec\u8fd9\u91cc\u7684\u8981\u6c42\u5e76\u4e0d\u9ad8\uff0c\u6240\u4ee5\u628a\u65f6\u949f\u7684\u590d\u4f4dreset\uff0c\u548clocked\u9009\u9879\u53bb\u9664\uff0c\u6700\u540e\u70b9\u51fbok\u751f\u6210\u6a21\u5757<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"741\" height=\"149\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-15.png\" alt=\"\" class=\"wp-image-141\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-15.png 741w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2021\/07\/image-15-300x60.png 300w\" sizes=\"auto, (max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e09\u3001\u589e\u52a0\u6211\u4eec\u7684\u4ee3\u7801\u5185\u5bb9<\/strong><\/h2>\n\n\n\n<p>1\uff09\u8fd9\u91cc\u521b\u5efa\u4e00\u4e2a\u663e\u793a\u6a21\u5757\uff0c\u663e\u793a\u6a21\u5757\u8d1f\u8d23\u8f93\u51fa\u6807\u51c6\u7684RGB\u65f6\u5e8f\uff0c\u5177\u4f53\u5982\u4e0b( color_bar.v)<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\/\/www.hellofpga.com\/\/<br>`timescale 1ns \/ 1ps<br>module color_bar (<br>    input wire clk, <br>    input wire rst_n,     <br>    output reg hsync,   <br>    output reg vsync,    <br>    output reg de,       <br>    output reg [7:0] rgb_r,   <br>    output reg [7:0] rgb_g,   <br>    output reg [7:0] rgb_b  <br>);<br>    `define RES_800x480  <br><br>    `ifdef RES_800x480<br>        parameter H_ACTIVE = 800;<br>        parameter H_FRONT = 8;<br>        parameter H_SYNC = 4;<br>        parameter H_BACK = 8;<br>        parameter V_ACTIVE = 480;<br>        parameter V_FRONT = 8;<br>        parameter V_SYNC = 4;<br>        parameter V_BACK = 8;<br>    `endif<br><br>    reg [11:0] h_count = 0;<br>    reg [11:0] v_count = 0;<br>    reg pix_data_req;<br><br>    always @(posedge clk or negedge rst_n) begin<br>        if(!rst_n)begin<br>            h_count&lt;=12'd0;<br>            v_count&lt;=12'd0;<br>            pix_data_req&lt;=1'b0;<br>            de&lt;=1'b0;<br>        end<br>        else begin <br>            if (h_count &lt; H_ACTIVE + H_FRONT + H_SYNC + H_BACK - 1'b1)<br>                h_count &lt;= h_count + 1;<br>            else begin<br>                h_count &lt;= 0;<br>                if (v_count &lt; V_ACTIVE + V_FRONT + V_SYNC + V_BACK - 1'b1)<br>                    v_count &lt;= v_count + 1;<br>                else<br>                    v_count &lt;= 0;<br>            end<br>    <br>            hsync &lt;= (h_count &lt; H_SYNC) ? 0 : 1;<br>            vsync &lt;= (v_count &lt; V_SYNC) ? 0 : 1;<br>            <br>            de &lt;= ((h_count &gt;= H_SYNC + H_BACK ) &amp;&amp; (h_count &lt; H_SYNC + H_BACK + H_ACTIVE) <br>                  &amp;&amp;(v_count &gt;= V_SYNC + V_BACK ) &amp;&amp; (v_count &lt; V_SYNC + V_BACK + V_ACTIVE)) ? 1'b1:1'b0;<br>            <br>            pix_data_req &lt;= ((h_count &gt;= H_SYNC + H_BACK -1'b1 ) &amp;&amp; (h_count &lt; H_SYNC + H_BACK + H_ACTIVE -1'b1) <br>                         &amp;&amp;(v_count &gt;= V_SYNC + V_BACK ) &amp;&amp; (v_count &lt; V_SYNC + V_BACK + V_ACTIVE)) ? 1'b1:1'b0;<br>         end<br>    end<br><br><br>wire [11:0] pix_xpos = pix_data_req ? (h_count - (H_SYNC + H_BACK) ):12'd0;<br><br>    always @(posedge clk or negedge rst_n) begin<br>        if(!rst_n)begin<br>            rgb_r&lt;=8'h00; rgb_g&lt;=8'h00;  rgb_b&lt;=8'h00; <br>        end<br>        else if(pix_data_req)begin<br>            if(pix_xpos==12'd0)<br>                begin rgb_r&lt;=8'hff; rgb_g&lt;=8'hff;  rgb_b&lt;=8'hff;  end  \/\/White<br>            else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 1)<br>                begin rgb_r&lt;=8'hff; rgb_g&lt;=8'hff;  rgb_b&lt;=8'h00;  end  \/\/Yellow<br>            else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 2)<br>                begin rgb_r&lt;=8'h00; rgb_g&lt;=8'hff;  rgb_b&lt;=8'hff;  end  \/\/Cyan<br>            else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 3)<br>                begin rgb_r&lt;=8'h00; rgb_g&lt;=8'hff;  rgb_b&lt;=8'h00;  end  \/\/Green<br>            else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 4)<br>                begin rgb_r&lt;=8'hff; rgb_g&lt;=8'h00;  rgb_b&lt;=8'hff;  end  \/\/Magenta<br>            else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 5)<br>                begin rgb_r&lt;=8'hff; rgb_g&lt;=8'h00;  rgb_b&lt;=8'h00;  end  \/\/Red<br>            else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 6)<br>                begin rgb_r&lt;=8'h00; rgb_g&lt;=8'h00;  rgb_b&lt;=8'hff;  end  \/\/Blue<br>            else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 7)<br>                begin rgb_r&lt;=8'h00; rgb_g&lt;=8'h00;  rgb_b&lt;=8'h00;  end  \/\/Black<br>        end<br>        else begin<br>            rgb_r&lt;=8'h00; rgb_g&lt;=8'h00;  rgb_b&lt;=8'h00; <br>        end<br>    end    <br><br><br>endmodule<\/pre>\n\n\n\n<p>2\uff09\u521b\u5efa\u4e00\u4e2a\u9876\u5c42\u6a21\u5757\uff08top.v\uff09\uff0c\u5206\u522b\u8c03\u7528\u65f6\u949f\u3001\u4ee5\u53ca\u5f69\u6761\u7eb9\u663e\u793a\u6a21\u5757<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\/\/www.hellofpga.com\/\/<br>`timescale 1ns \/ 1ps<br>module top(<br>    input clk,<br>    output [7:0] LCD_R,<br>    output [7:0] LCD_G,<br>    output [7:0] LCD_B,<br>    output LCD_HS,<br>    output LCD_VS,<br>    output LCD_DE,<br>    output LCD_CLK,<br>    output LCD_BL<br>    );<br>    <br>    wire PCLK;<br>    clk_wiz_0 u2(<br>        .clk_in1(clk),<br>        .clk_out1(PCLK)<br>    );<br>    <br>    assign LCD_CLK=PCLK;<br>    assign LCD_BL=1;<br><br>    color_bar u4 (<br>        .clk(PCLK),         <br>\t    .rst_n(1'b1),         <br>\t    .hsync(LCD_HS),    <br>\t    .vsync(LCD_VS),         <br>\t    .de(LCD_DE),         <br>        .rgb_r(LCD_R),        <br>        .rgb_g(LCD_G),        <br>        .rgb_b(LCD_B)         <br>);<br>endmodule<\/pre>\n\n\n\n<p>\u8fd9\u91cc\u6211\u4eec\u76f4\u63a5\u5c06LCD_BL\u8bbe\u7f6e\u4e3a\u9ad8\u7535\u5e73\uff0c\u8fd9\u6837\u53ea\u8981\u7cfb\u7edf\u8fd0\u884c\uff0c\u5c4f\u5e55\u7684\u80cc\u5149\u5c31\u4f1a\u88ab\u70b9\u4eae\u3002<\/p>\n\n\n\n<p>3\uff09\u6700\u540e\u518d\u589e\u52a0\u7ea6\u675f\u6587\u4ef6 \uff08PIN_XDC.XDC\uff09\uff08 \u5bf9\u5e94Smart Aritx\u4e3b\u677f\u7684FPC\u63a5\u63d2\u4ef6 \uff09<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># Clock Constraints<br>set_property PACKAGE_PIN Y18 [get_ports CLK]<br>set_property IOSTANDARD LVCMOS33 [get_ports CLK]<br><br># Define the clock period for 50 MHz<br>create_clock -period 20.000 -name CLK -waveform {0.000 10.000} [get_ports CLK]<br><br># RGB_LCD Constraints<br>set_property PACKAGE_PIN D22 [get_ports LCD_VS]<br>set_property PACKAGE_PIN B22 [get_ports LCD_DE]<br>set_property PACKAGE_PIN D20 [get_ports LCD_CLK]<br>set_property PACKAGE_PIN C20 [get_ports LCD_HS]<br>set_property PACKAGE_PIN C22 [get_ports LCD_BL]<br>set_property PACKAGE_PIN B18 [get_ports {LCD_B[7]}]<br>set_property PACKAGE_PIN B17 [get_ports {LCD_B[6]}]<br>set_property PACKAGE_PIN A16 [get_ports {LCD_B[5]}]<br>set_property PACKAGE_PIN A15 [get_ports {LCD_B[4]}]<br>set_property PACKAGE_PIN A14 [get_ports {LCD_B[3]}]<br>set_property PACKAGE_PIN B16 [get_ports {LCD_B[2]}]<br>set_property PACKAGE_PIN A13 [get_ports {LCD_B[1]}]<br>set_property PACKAGE_PIN B15 [get_ports {LCD_B[0]}]<br>set_property PACKAGE_PIN D19 [get_ports {LCD_G[7]}]<br>set_property PACKAGE_PIN D14 [get_ports {LCD_G[6]}]<br>set_property PACKAGE_PIN F16 [get_ports {LCD_G[5]}]<br>set_property PACKAGE_PIN D21 [get_ports {LCD_G[4]}]<br>set_property PACKAGE_PIN F15 [get_ports {LCD_G[3]}]<br>set_property PACKAGE_PIN F14 [get_ports {LCD_G[2]}]<br>set_property PACKAGE_PIN E17 [get_ports {LCD_G[1]}]<br>set_property PACKAGE_PIN F13 [get_ports {LCD_G[0]}]<br>set_property PACKAGE_PIN E19 [get_ports {LCD_R[7]}]<br>set_property PACKAGE_PIN E18 [get_ports {LCD_R[6]}]<br>set_property PACKAGE_PIN F18 [get_ports {LCD_R[5]}]<br>set_property PACKAGE_PIN E21 [get_ports {LCD_R[4]}]<br>set_property PACKAGE_PIN F19 [get_ports {LCD_R[3]}]<br>set_property PACKAGE_PIN F20 [get_ports {LCD_R[2]}]<br>set_property PACKAGE_PIN F21 [get_ports {LCD_R[1]}]<br>set_property PACKAGE_PIN G21 [get_ports {LCD_R[0]}]<br><br>set_property IOSTANDARD LVCMOS33 [get_ports LCD_VS]<br>set_property IOSTANDARD LVCMOS33 [get_ports LCD_HS]<br>set_property IOSTANDARD LVCMOS33 [get_ports LCD_DE]<br>set_property IOSTANDARD LVCMOS33 [get_ports LCD_CLK]<br>set_property IOSTANDARD LVCMOS33 [get_ports LCD_BL]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_R[7]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_R[6]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_R[5]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_R[4]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_R[3]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_R[1]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_R[2]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_R[0]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_G[7]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_G[6]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_G[5]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_G[4]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_G[3]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_G[2]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_G[1]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_G[0]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_B[7]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_B[6]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_B[5]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_B[4]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_B[3]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_B[2]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_B[1]}]<br>set_property IOSTANDARD LVCMOS33 [get_ports {LCD_B[0]}]<br><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u56db\u3001\u7f16\u8bd1\u7efc\u5408\uff0c\u5e76\u8fd0\u884c\u4ee3\u7801<\/strong><\/h2>\n\n\n\n<p>\u8fd0\u884c\u4ee3\u7801\u524d\u8bf7\u7528FPC\u6392\u7ebf \u5c06\u5c4f\u5e55\u4e0eSmart Artix \u7684FPC\u63a5\u53e3\u8fdb\u884c\u8fde\u63a5<strong>\uff08\u901a\u8fc740Pin 0.5\u95f4\u8ddd\u7684\u5f02\u9762FPC \u6392\u7ebf\uff09<\/strong>\uff08\u5f53\u7136\u4e5f\u53ef\u4ee5\u5c06\u5c4f\u5e55\u7684\u6392\u6bcd\u7aef\u8fde\u63a5\u5230\u4e3b\u677f\u7684\u6392\u9488\u7aef\uff0c\u9700\u8981\u8c03\u6574\u5bf9\u5e94\u7684\u7ba1\u811a\u7ea6\u675f\uff09<\/p>\n\n\n\n<p>\u6700\u7ec8\u663e\u793a\u6548\u679c\u5982\u56fe\uff08\u4ece\u5de6\u5230\u53f3\u4f9d\u6b21\u663e\u793a\u767d\u9ec4\u9752\u7eff\u7d2b\u7ea2\u84dd\u9ed1\uff09\uff0c\u53ef\u89c1\u6211\u4eec\u7684\u5c4f\u5e55\u5df2\u7ecf\u6b63\u5e38\u88ab\u70b9\u4eae\u4e86 (\u7167\u7247\u62cd\u51fa\u6765\u6548\u679c\u5dee\u4e00\u4e9b\uff0c\u5b9e\u9645\u663e\u793a\u989c\u8272\u8fd8\u662f\u5f88\u9c9c\u8273\u7684)<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"650\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-72-1024x650.png\" alt=\"\" class=\"wp-image-10920\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-72-1024x650.png 1024w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-72-300x191.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-72-768x488.png 768w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-72-1536x976.png 1536w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-72.png 1634w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e94\u3001\u4ee3\u7801\u89e3\u8bfb\uff1a<\/strong><\/h2>\n\n\n\n<p><strong>1\uff09 \u4e0d\u540c\u5206\u8fa8\u7387\u7684\u4e0d\u540c\u53c2\u6570<\/strong><\/p>\n\n\n\n<p>RGB\u7684\u65f6\u5e8f\u901a\u5e38\u6ee1\u8db3VGA\u7684\u6807\u51c6\uff0c\u4ee5\u4e0b\u662fVGA\u5206\u8fa8\u7387\u7684\u53c2\u6570<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"975\" height=\"453\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-20.png\" alt=\"\" class=\"wp-image-10669\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-20.png 975w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-20-300x139.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/image-20-768x357.png 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p>\u65f6\u5e8f\u56fe\uff0c\u4ee5\u53ca\u6d88\u9690\u7684\u6982\u5ff5\uff0c\u8fd8\u6709\u4e0d\u540c\u5206\u8fa8\u7387\u65f6\uff0c\u5404\u4e2a\u533a\u57df\u7684\u53c2\u6570<br><img decoding=\"async\" width=\"670\" src=\"http:\/\/xilinx.eetrend.com\/files-eetrend-xilinx\/blog\/201804\/12782-36275-tu_8ge_ge_qu_yu_de_can_shu_.png\" alt=\"\"><\/p>\n\n\n\n<p>\u56e0\u4e3a\u6211\u4eec\u672c\u6b21\u5b9e\u9a8c\u70b9\u4eae\u7684\u662fLCD\u5c4f\uff0c\u6240\u4ee5\u8fd9\u91cc\u7684\u65f6\u5e8f\u6211\u4eec\u76f4\u63a5\u53c2\u8003LCD\u5c4f\u5e55\u624b\u518c\u4e2d\u5bf9\u5e94\u7684LCD\u65f6\u5e8f<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"509\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6-1024x509.png\" alt=\"\" class=\"wp-image-8867\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6-1024x509.png 1024w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6-300x149.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6-768x382.png 768w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2024\/12\/image-6.png 1281w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p>\u4e0b\u9762\u662f\u672c\u6b21\u5b9e\u9a8c\u4e2d\u6839\u636eLCD\u5c4f\u5e55800X480 \u5206\u8fa8\u7387\u6240\u6dfb\u52a0\u7684\u53c2\u6570\uff0c\u901a\u8fc7 `define RES_800x480 \u6765\u8fdb\u884c\u9009\u62e9\uff0c\u5176\u4e2d\u7684\u53c2\u6570\u5747\u548c\u4e0a\u8ff0\u56fe\u8868\u4e2d\u7684\u5185\u5bb9\u5bf9\u5e94\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">     `ifdef RES_800x480<br>        parameter H_ACTIVE = 800;<br>        parameter H_FRONT = 8;<br>        parameter H_SYNC = 4;<br>        parameter H_BACK = 8;<br>        parameter V_ACTIVE = 480;<br>        parameter V_FRONT = 8;<br>        parameter V_SYNC = 4;<br>        parameter V_BACK = 8;<br>    `endif<\/pre>\n\n\n\n<p><strong>2\uff09hsync \u548cvsync \u4ee5\u53cade\u7684\u903b\u8f91\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">if (h_count &lt; H_ACTIVE + H_FRONT + H_SYNC + H_BACK - 1'b1)<br>    h_count &lt;= h_count + 1;<br>else begin<br>    h_count &lt;= 0;<br>if (v_count &lt; V_ACTIVE + V_FRONT + V_SYNC + V_BACK - 1'b1)<br>    v_count &lt;= v_count + 1;<br>else<br>    v_count &lt;= 0;<br>end<br><br>hsync &lt;= (h_count &lt; H_SYNC) ? 0 : 1;<br>vsync &lt;= (v_count &lt; V_SYNC) ? 0 : 1;<br><br>de &lt;= ((h_count &gt;= H_SYNC + H_BACK ) &amp;&amp; (h_count &lt; H_SYNC + H_BACK + H_ACTIVE) &amp;&amp;(v_count &gt;= V_SYNC + V_BACK ) &amp;&amp; (v_count &lt; V_SYNC + V_BACK + V_ACTIVE)) ? 1'b1:1'b0;<\/pre>\n\n\n\n<p>\u5176\u4e2d&nbsp;<code>h_count<\/code>&nbsp;\u548c&nbsp;<code>v_count<\/code>&nbsp;\u5206\u522b\u662f\u6c34\u5e73\u548c\u5782\u76f4\u65b9\u5411\u7684\u8ba1\u6570\u5668\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>h_count\u5468\u671f\u662f\u4ece H_SYNC \u5230 H_BACK(H_BP)\u5230 H_ACTIVE \u5230 H_FRONT(H_FP\uff09<\/li>\n\n\n\n<li>v_count\u5468\u671f\u662f\u4eceV_SYNC \u5230 V_BACK(V_BP)\u5230 V_ACTIVE \u5230 V_FRONT(H_FP\uff09<\/li>\n\n\n\n<li>de \u5c31\u662f H_ACTIVE \u548cV_ACTIVE \u90fd\u6709\u6548\u7684\u533a\u57df\uff0c\u5373\u56fe\u50cf\u663e\u793a\u533a\u57df<\/li>\n<\/ul>\n\n\n\n<p>\u4e0b\u56fe\u662fST\u7684\u4e00\u4e2aLCD\u63a7\u5236\u65f6\u5e8f\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u901a\u8fc7\u8be5\u56fe\u6765\u5bf9\u6d41\u7a0b\u8fdb\u884c\u4e86\u89e3\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"570\" src=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-61.png\" alt=\"\" class=\"wp-image-8129\" srcset=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-61.png 810w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-61-300x211.png 300w, http:\/\/www.hellofpga.com\/wp-content\/uploads\/2023\/04\/image-61-768x540.png 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p><strong>3\uff09 \u5f69\u6761\u7eb9\u7684\u663e\u793a\u90e8\u5206\uff1a<\/strong><\/p>\n\n\n\n<p>a) \u589e\u52a0\u4e00\u4e2a\u4fe1\u53f7pix_data_req\uff0c\u8fd9\u4e2a\u4fe1\u53f7\u548cde\u76f8\u7c7b\u4f3c\uff0c\u90fd\u4ee3\u8868\u6709\u6548\u663e\u793a\u533a\u57df\uff0c\u4f46\u662fpix_data_req\u5728h\u8ba1\u6570\u4e0a\u4f1a\u65e9de\u4e00\u4e2a\u50cf\u7d20\u70b9\uff0c\u7528\u4e8e\u5728de\u4fe1\u53f7\u4e4b\u524d\u5c31\u5c06\u5f85\u663e\u793a\u7684\u989c\u8272\u6570\u636e\u51c6\u5907\u597d<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">pix_data_req &lt;= ((h_count &gt;= H_SYNC + H_BACK -1'b1 ) &amp;&amp; (h_count &lt; H_SYNC + H_BACK + H_ACTIVE -1'b1)&amp;&amp;(v_count &gt;= V_SYNC + V_BACK ) &amp;&amp; (v_count &lt; V_SYNC + V_BACK + V_ACTIVE)) ? 1'b1:1'b0;<\/pre>\n\n\n\n<p>b) \u589e\u52a0pix_xpos\u4fe1\u53f7\uff0c\u8be5\u4fe1\u53f7\u5bf9\u5e94\u6709\u6548\u663e\u793a\u533a\u57df\u4e2dx\u7684\u5750\u6807\uff08\u4ece0\u5f00\u59cb\u8ba1\u6570\uff09<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">wire [11:0] pix_xpos = pix_data_req ? (h_count - (H_SYNC + H_BACK) ):12'd0;<\/pre>\n\n\n\n<p>c) \u5f69\u6761\u7eb9\u7684\u903b\u8f91\u4e5f\u6bd4\u8f83\u5bb9\u6613\u7406\u89e3\uff0c \u6211\u4eec\u5c06H_ACTIVE \u5206\u5272\u62108\u7b49\u4efd\uff0c\u6bcf\u7b49\u4efd\u90fd\u663e\u793a\u4e0d\u540c\u989c\u8272\u4f5c\u6f14\u793a\uff0c8\u7b49\u5206\u901a\u8fc7\u4e0b\u5217\u65b9\u5f0f\u6765\u5212\u5206<\/p>\n\n\n\n<p>\uff08H_ACTIVE \/ 8 ) * n \u8fd9\u90e8\u5206\u662f8\u7b49\u5206\u989c\u8272\u7684\u5207\u5206\u70b9\uff0c\u5f53\u6211\u4eec\u5f53\u524d\u7684pix_xpos==\uff08H_ACTIVE \/ 8 ) * n\u65f6\uff0c\u5c31\u5c06RGB\u8f93\u51fa\u5bf9\u5e94\u7684\u989c\u8272\u3002&nbsp;<strong>(\u56e0\u4e3a\u6211\u4eec\u7684H_ACTIVE\u8fd9\u4e2a\u503c\u662f\u786e\u8ba4\u7684\uff0c\u6240\u4ee5\u8fd9\u91cc\u7684\u4e58\u6cd5\u548c\u9664\u6cd5\u662f\u5728vivado \u7f16\u8bd1\u8fc7\u7a0b\u4e2d\u5c31\u6362\u7b97\u6210\u5bf9\u5e94\u7684\u7ed3\u679c\u4e86\uff0c\u7ed9\u8fdbFPGA\u7684\u503c\u4f1a\u662f\u4e00\u4e2a\u5e38\u6570\uff0c\u800c\u4e0d\u662f\u7531FPGA\u8fdb\u884c\u8fd0\u7b97\u7684)<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">if(pix_data_req)begin<br>    if(pix_xpos==12'd0)<br>        begin rgb_r&lt;=8'hff; rgb_g&lt;=8'hff;  rgb_b&lt;=8'hff;  end<br>    else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 1)<br>        begin rgb_r&lt;=8'hff; rgb_g&lt;=8'hff;  rgb_b&lt;=8'h00;  end<br>    else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 2)<br>        begin rgb_r&lt;=8'h00; rgb_g&lt;=8'hff;  rgb_b&lt;=8'hff;  end<br>    else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 3)<br>        begin rgb_r&lt;=8'h00; rgb_g&lt;=8'hff;  rgb_b&lt;=8'h00;  end<br>    else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 4)<br>        begin rgb_r&lt;=8'hff; rgb_g&lt;=8'h00;  rgb_b&lt;=8'hff;  end<br>    else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 5)<br>        begin rgb_r&lt;=8'hff; rgb_g&lt;=8'h00;  rgb_b&lt;=8'h00;  end<br>    else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 6)<br>        begin rgb_r&lt;=8'h00; rgb_g&lt;=8'h00;  rgb_b&lt;=8'hff;  end<br>    else if(pix_xpos ==( H_ACTIVE \/ 8 ) * 7)<br>        begin rgb_r&lt;=8'h00; rgb_g&lt;=8'h00;  rgb_b&lt;=8'h00;  end<br>end<\/pre>\n\n\n\n<p>\u540e\u7eed\u5c06\u4f1a\u4ecb\u7ecdLCD\u5c4f\u7684\u66f4\u591a\u73a9\u6cd5\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u672c\u6587\u7684\u5b8c\u6574\u5de5\u7a0b\u4e0b\u8f7d\uff1a<a href=\"http:\/\/www.hellofpga.com\/wp-content\/uploads\/2025\/11\/14_5INCH_LCD_COLOR_BAR.zip\">14_5INCH_LCD_COLOR_BAR<\/a> (Smart Artix 50T)<\/strong><\/li>\n\n\n\n<li><strong>VIVADO\u7684\u7248\u672c\uff1a2018.3<\/strong><\/li>\n\n\n\n<li><strong>\u5de5\u7a0b\u521b\u5efa\u76ee\u5f55\uff1aE:\\Smart_Artix\\4_Code\\14_5INCH_LCD_COLOR_BAR\\LCD_COLOR_BAR<\/strong><\/li>\n\n\n\n<li><strong>\u5173\u4e8e\u5c4f\u5e55\u8fde\u63a5\uff1a\u5de5\u7a0b\u4e2d\u7684\u7ba1\u811a\u7ea6\u675f\u5bf9\u5e94Smart Artix \u7684FPC LCD\u63a5\u63d2\u4ef6 \u90e8\u5206\uff08\u5f53\u7136\u9664\u4e86FPC\u5916\u4e5f\u53ef\u4ee5\u901a\u8fc7\u6392\u9488\u4e0e\u5c4f\u5e55\u8fde\u63a5\uff09<\/strong><\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u6f14\u793a\u5982\u4f55\u7528FPGA\u903b\u8f91\u8d44\u6e90\u53bb\u9a71\u52a8RGB888\u5c4f\u5e55\u6a21\u5757\uff08\u4ee5\u672c\u7ad9\u76845\u5bf8IPS 800X480 RGB\u63a5\u53e3LCD\u5c4f\u5e55\u6a21\u5757\u4e3a\u4f8b\uff09<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-10724","post","type-post","status-publish","format-standard","hentry","category-smart-artix"],"views":594,"_links":{"self":[{"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/posts\/10724","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/comments?post=10724"}],"version-history":[{"count":20,"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/posts\/10724\/revisions"}],"predecessor-version":[{"id":10921,"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/posts\/10724\/revisions\/10921"}],"wp:attachment":[{"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/media?parent=10724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/categories?post=10724"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.hellofpga.com\/index.php\/wp-json\/wp\/v2\/tags?post=10724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}