"# VisualHMI \u6444\u50cf\u5934\u63a7\u4ef6\uff1aCVBS\/DVP\/UVC \u6444\u50cf\u5934\u63a5\u5165\u3001\u53d7\u63a7\u64ad\u653e\u4e0e\u8fc7\u6ee4\u8272\n\n> 2026-08-04 | 2026-08-04\n> http:\/\/www.modbus.cn\/en\/51028.html\n\n**\u4e32\u53e3\u5c4f\/HMI \u5f00\u53d1, \u7ec4\u6001\u63a7\u4ef6**\n\n---\n\n\u6444\u50cf\u5934\u63a7\u4ef6\u8ba9 HMI \u76f4\u63a5\u663e\u793a\u6444\u50cf\u5934\u753b\u9762\uff1aM \u7cfb\u5217\u548c DH \u7cfb\u5217\u652f\u6301\u4e24\u8def AV \u8f93\u5165\uff0cDH \u7cfb\u5217\u8fd8\u652f\u6301 USB \u6444\u50cf\u5934\u3002\u6ce8\u610f\uff1a**\u9700\u8981\u5b9e\u4f53\u5c4f\u6d4b\u8bd5**\u3002\n\n## 1. \u6444\u50cf\u5934\u53c2\u6570\u8981\u6c42\n\n\u9879\u76eeCVBS\uff08M\u7cfb\u5217\uff09DVP\uff08DH\u7cfb\u5217\uff09UVC\uff08DH\u7cfb\u5217\uff09\u6700\u5927\u5206\u8fa8\u7387\u22641280\u00d7720\u22641280\u00d7720\u22641280\u00d7720\u4fe1\u53f7\u5236\u5f0fPAL \/ NTSCCVBS_NTSC\/PAL\u3001HDA720P_25\/30FPS\u3001HDA1080P_25\/30FPS\u3001TVI720P_30FPS\u3001TVI1080P_30FPSYUY2 \/ MJPEG\n\n![\u6444\u50cf\u5934\u63a7\u4ef6](https:\/\/www.modbus.cn\/wp-content\/uploads\/2026\/08\/visualhmi\/c25_1.png)\n\n## 2. \u5c5e\u6027\u4ecb\u7ecd\n\n### 2.1 \u529f\u80fd\u8bbe\u7f6e\n\n\u5c5e\u6027\u8bf4\u660e\u64ad\u653e\u6a21\u5f0f\u81ea\u52a8\uff08\u63a5\u5165\u5373\u663e\u793a\uff0c\u65ad\u5f00\u5173\u95ed\uff09\/ \u53d7\u63a7\uff08\u63a7\u5236\u5730\u5740\u63a7\u5236\uff09\u63a7\u5236\u5730\u5740\uff08\u53d7\u63a7\uff09Addr+0\uff1a0-\u505c\u6b62\u30011-\u64ad\u653e\u30012-\u6682\u505c\uff1bAddr+1\uff1a0-\u901a\u90531\u30011-\u901a\u90532\u65cb\u8f6c0\u00b0\/90\u00b0\/180\u00b0\/270\u00b0\uff08\u4ec5 DH \u7cfb\u5217\uff09\u5de6\u53f3\/\u4e0a\u4e0b\u7ffb\u8f6c\u955c\u50cf\u7ffb\u8f6c\uff08\u4ec5 DH \u7cfb\u5217\uff09\u7a33\u5b9a\u4fe1\u53f7\u52fe\u9009\u540e\u7b49\u4fe1\u53f7\u7a33\u5b9a\u518d\u663e\u793a\u6444\u50cf\u5934\u7c7b\u578bCVBS \/ DVP \/ UVC\u3002M \u7cfb\u5217\u53ea\u652f\u6301 CVBS\uff1bDH \u7cfb\u5217\u5e26 AV \u63a5\u53e3\u9009 DVP\uff0cUSB \u9009 UVC\n\n![\u529f\u80fd\u8bbe\u7f6e](https:\/\/www.modbus.cn\/wp-content\/uploads\/2026\/08\/visualhmi\/c25_2.png)\n\n### 2.2 \u8fc7\u6ee4\u8272\uff08M \u7cfb\u5217\u4e13\u5c5e\uff09\n\nM \u7cfb\u5217\u7684 AV \u56fe\u50cf**\u4e00\u76f4\u663e\u793a\u5728\u6700\u4e0a\u5c42**\uff0c\u53e0\u52a0\u63a7\u4ef6\u4f1a\u88ab\u8986\u76d6\u3002\u9700\u8981\u63a7\u4ef6\u663e\u793a\u5728\u56fe\u50cf\u4e0a\u5c42\u65f6\uff0c\u7528\u5e95\u5c42 API\uff1a\n\n```\nfunction on_init()\n  -- \u8fc7\u6ee4 0x00BFBFBF~0x00C8C8C8 \u8303\u56f4\u7684\u7070\u767d\u8272(24\u4f4dRGB)\n  -- Match 6\u4f4d\u6bd4\u8f83\u89c4\u5219: 101010(0x2A), 10-R\/10-G\/10-B\n  set_color_key(0x00BFBFBF, 0x00C8C8C8, 0x0000002A)\nend\n```\n\n\u5fc5\u987b\u653e on_init() \u91cc\u3002DH \u7cfb\u5217\u6444\u50cf\u5934\u63a7\u4ef6\u652f\u6301\u56fe\u5c42\u5c42\u7ea7\uff0c\u76f4\u63a5\u5728\u63a7\u4ef6\u4e0a\u65b9\u653e\u63a7\u4ef6\u5373\u53ef\uff0c\u4e0d\u9700\u8981\u8fc7\u6ee4\u8272\u3002\n\n![\u8fc7\u6ee4\u8272\u8bbe\u7f6e](https:\/\/www.modbus.cn\/wp-content\/uploads\/2026\/08\/visualhmi\/c25_3.png)\n\nM \u7cfb\u5217\u53e0\u63a7\u4ef6\u5fc5\u987b\u7528 set_color_key \u8fc7\u6ee4\u8272\uff0c\u628a\u56fe\u50cf\u91cc\u63a5\u8fd1\u67d0\u4e2a\u989c\u8272\u7684\u533a\u57df\u300c\u6316\u7a7a\u300d\u9732\u51fa\u4e0b\u5c42\u63a7\u4ef6\u3002\u989c\u8272\u8303\u56f4\u53d6\u5de7\uff1a\u7528\u7eaf\u8272\u80cc\u666f\uff08\u5982\u7070\u767d\uff09\u505a\u6444\u50cf\u533a\u57df\uff0c\u8fc7\u6ee4\u6389\u8fd9\u4e2a\u989c\u8272\u3002DH \u7cfb\u5217\u6ca1\u8fd9\u95ee\u9898\u3002\n\n## 3. \u5e94\u7528\u6848\u4f8b\n\n\u6444\u50cf\u5934\u63a7\u4ef6\uff1a\u64ad\u653e\u6a21\u5f0f\u53d7\u63a7\uff0c\u63a7\u5236\u5730\u5740 `LW1000`\uff0c\u65cb\u8f6c 0\u00b0\uff0c\u7a33\u5b9a\u4fe1\u53f7\u52fe\u9009\uff0c\u7c7b\u578b CVBS\u3002\u914d\u5b57\u8bbe\u7f6e\u6309\u94ae\uff08\u5199 LW1000=1 \u64ad\u653e\uff09+ 2 \u4e2a\u4f4d\u72b6\u6001\u6307\u793a\u706f\uff08LW1001 \u5207\u6362\u901a\u90531\/2\uff09+ \u56fe\u7247\u63a7\u4ef6\uff08\u6743\u9650\u63a7\u5236 LW1000==1 \u663e\u793a\u9009\u4e2d\u6548\u679c\uff09\u3002\n\n![\u5de5\u7a0b\u914d\u7f6e](https:\/\/www.modbus.cn\/wp-content\/uploads\/2026\/08\/visualhmi\/c25_4.png)\n\n![\u64ad\u653e\u63a7\u5236](https:\/\/www.modbus.cn\/wp-content\/uploads\/2026\/08\/visualhmi\/c25_5.png)\n\n![\u901a\u9053\u5207\u6362](https:\/\/www.modbus.cn\/wp-content\/uploads\/2026\/08\/visualhmi\/c25_6.png)\n\n\u8fd0\u884c\uff1a\u7f16\u8bd1\u4e0b\u8f7d\u5230\u5b9e\u4f53\u5c4f\uff0c\u63a5 AV \u6444\u50cf\u5934\uff0c\u70b9\u64ad\u653e\u3001\u5207\u901a\u9053\uff0c\u5b9e\u65f6\u663e\u793a\u753b\u9762\u3002\n\n![\u8fd0\u884c\u6548\u679c](https:\/\/www.modbus.cn\/wp-content\/uploads\/2026\/08\/visualhmi\/c25_7.png)\n\n\u53d7\u63a7\u6a21\u5f0f\u5730\u5740\u8bb0\u4f4f\uff1a**Addr+0 \u63a7\u5236\u64ad\u653e\uff080\u505c\/1\u64ad\/2\u6682\u505c\uff09\uff0cAddr+1 \u5207\u901a\u9053\uff080\/1\uff09**\u3002\u63a7\u5236\u6309\u94ae\u7684\u5199\u5165\u5730\u5740\u5fc5\u987b\u548c\u6444\u50cf\u5934\u63a7\u5236\u5730\u5740\u4e00\u81f4\uff0c\u5426\u5219\u6309\u4e86\u6ca1\u53cd\u5e94\u3002\n\n\u6574\u7406\u81ea \u5e7f\u5dde\u5927\u5f69\u79d1\u6280 VisualHMI \u5f00\u53d1\u6587\u6863\uff08hmi-doc.gz-dc.com\uff09\u7ec4\u6001\u63a7\u4ef6\u6559\u7a0b\u300c\u6444\u50cf\u5934\u300d\uff0c\u7248\u6743\u5f52\u5927\u5f69\u79d1\u6280\u6240\u6709\u3002\n\n---\n*modbus.cn*\n"