{"id":605,"date":"2013-04-15T12:24:00","date_gmt":"2013-04-15T04:24:00","guid":{"rendered":"http:\/\/www.liuwenhao.me\/?p=605"},"modified":"2021-11-22T13:47:12","modified_gmt":"2021-11-22T05:47:12","slug":"%e5%8e%9f%e5%88%9b%e6%95%99%e7%a8%8blabwindowscvi%e5%85%a5%e9%97%a8%e4%b9%8b%e7%ac%ac%e4%ba%94%e7%ab%a0%ef%bc%9a%e5%a4%96%e8%ae%be%e9%a9%b1%e5%8a%a8%e5%bc%80%e5%8f%91","status":"publish","type":"post","link":"https:\/\/www.liuwenhao.me\/?p=605","title":{"rendered":"[\u539f\u521b\u6559\u7a0b]LabWindows\/CVI\u5165\u95e8\u4e4b\u7b2c\u4e94\u7ae0\uff1a\u5916\u8bbe\u9a71\u52a8\u5f00\u53d1"},"content":{"rendered":"<h3><\/h3>\n<p>\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u5728Windows\u4e0b\u5f00\u53d1\u8bbe\u5907\u9a71\u52a8\u91c7\u7528WDM\uff08Win32 Driver Model\uff09\u7684\u65b9\u6cd5\uff0c\u662fMicrosoft\u529b\u63a8\u7684\u5168\u65b0\u9a71\u52a8\u7a0b\u5e8f\u6a21\u5f0f\u3002WDM\u53ef\u4ee5\u5bf9PCI\u3001USB\u3001IEEE1394\u3001SCSI\u3001PCMCIA\u3001ISA\u3001EISA\u3001EIDE\u3001ECP\u548c\u4e32\u884c\u53e3\u7b49\u8bbe\u5907\u5f00\u53d1\u9a71\u52a8\u3002<\/p>\n<p>\u800c\u5728\u672c\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u901a\u8fc7CVI\u4e0b\u7684VISA\u5f00\u53d1\u8bbe\u5907\u7684\u9a71\u52a8\u7a0b\u5e8f\uff0c\u8ddf\u4f7f\u7528WDM\u76f8\u6bd4\uff0cVISA\u5f00\u53d1\u7684\u9a71\u52a8\u7a0b\u5e8f\u7684\u6b65\u9aa4\u66f4\u5bb9\u6613\u3001\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u65e0\u5173\u3001\u96c6\u6210\u6027\u5f3a\u4e14\u53ef\u4ee5\u5229\u7528CVI\u8f6f\u4ef6\u66f4\u65b9\u4fbf\u7684\u5b9e\u73b0\u4eea\u5668\u8bbe\u5907\u7684\u63a7\u5236\u529f\u80fd\u3002CVI\u540c\u6837\u4e5f\u652f\u6301GPIB\u3001GPIB-VXI\u3001VXI\u3001PXI\/PCI\u3001\u4e32\u884c\u53e3\u3001LAN\u3001USB\u4ee5\u53caIEEE1394\u7b49\u63a5\u53e3\u9a71\u52a8\u7684\u5f00\u53d1\u5de5\u4f5c\u3002<\/p>\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u5bfc\u822a\u76ee\u5f55<\/p><ul class=\"toc_list\"><li><a href=\"#51_VISA\">5.1 VISA\u7b80\u4ecb<\/a><\/li><li><a href=\"#52_VISA\">5.2 VISA\u672f\u8bed<\/a><\/li><li><a href=\"#53_VISA\">5.3 VISA\u51fd\u6570\u5e94\u7528<\/a><ul><li><a href=\"#nbspnbspnbsp_531_VISA\">&nbsp;&nbsp;&nbsp; 5.3.1 VISA\u4e2d\u6570\u636e\u7c7b\u578b\u5b9a\u4e49<\/a><\/li><li><a href=\"#nbspnbspnbsp_532\">&nbsp;&nbsp;&nbsp; 5.3.2 \u8d44\u6e90\u7ba1\u7406\u7c7b\u51fd\u6570<\/a><\/li><li><a href=\"#nbspnbspnbsp_533_IO\">&nbsp;&nbsp;&nbsp; 5.3.3 IO\u64cd\u4f5c\u7c7b\u51fd\u6570<\/a><\/li><li><a href=\"#nbspnbspnbsp_534\">&nbsp;&nbsp;&nbsp; 5.3.4 \u4e8b\u4ef6\u5904\u7406\u7c7b\u51fd\u6570<\/a><\/li><\/ul><\/li><li><a href=\"#54_VISAUSB\">5.4 \u5b9e\u4f8b\uff1aVISA\u5f00\u53d1USB\u4e32\u53e3\u9a71\u52a8<\/a><ul><li><a href=\"#nbspnbspnbsp_541_USBVISA\">&nbsp;&nbsp;&nbsp; 5.4.1 \u751f\u6210USB\u4e32\u53e3\u7684VISA\u9a71\u52a8<\/a><\/li><li><a href=\"#nbspnbspnbsp_542_VISA_Interactive_Control\">&nbsp;&nbsp;&nbsp; 5.4.2 \u4f7f\u7528VISA Interactive Control\u5bf9\u8bbe\u5907\u8fdb\u884c\u7b80\u5355\u8c03\u8bd5<\/a><\/li><li><a href=\"#nbspnbspnbsp_543_CVI\">&nbsp;&nbsp;&nbsp; 5.4.3 \u5728CVI\u4e0b\u5f00\u53d1\u6d4b\u8bd5\u7a0b\u5e8f<\/a><\/li><\/ul><\/li><li><a href=\"#55\">5.5 \u63a2\u7d22\u4e0e\u5b9e\u9a8c<\/a><ul><li><a href=\"#nbspnbspnbsp_551\">&nbsp;&nbsp;&nbsp; 5.5.1 \u5b9e\u9a8c<\/a><\/li><li><a href=\"#nbspnbspnbsp_552\">&nbsp;&nbsp;&nbsp; 5.5.2 \u63a2\u7d22<\/a><\/li><\/ul><\/li><\/ul><\/div>\n<h1><span id=\"51_VISA\"><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1\">5.1 VISA\u7b80\u4ecb<\/span><\/span><\/h1>\n<p>VISA\u662f\u865a\u62df\u4eea\u5668\u8f6f\u4ef6\u7ed3\u6784\uff08Virtual Instrument Software Architecture\uff09\u7684\u7f29\u5199\uff0c\u5b9e\u8d28\u662f\u4e00\u4e2aI\/O\u63a5\u53e3\u8f6f\u4ef6\u53ca\u5176\u89c4\u8303\u7684\u603b\u79f0\u3002<\/p>\n<p>\u968f\u7740\u4eea\u5668\u7684\u53d1\u5c55\uff0c\u76ee\u524d\u5e02\u9762\u4e0a\u5927\u90e8\u5206\u7684\u6d4b\u63a7\u4eea\u5668\u5df2\u7ecf\u5177\u6709\u4e86\u53ef\u4ee5\u4e0e\u8ba1\u7b97\u673a\u8fdb\u884c\u901a\u4fe1\u7684\u529f\u80fd\u3002\u4f7f\u7528\u8ba1\u7b97\u673a\u53ef\u4ee5\u5bf9\u4eea\u5668\u8bbe\u5907\u8fdb\u884c\u66f4\u5feb\u66f4\u5f3a\u5927\u66f4\u7075\u6d3b\u7684\u63a7\u5236\uff0c\u5e76\u4e14\u4e3a\u81ea\u52a8\u5316\u6d4b\u91cf\u63d0\u4f9b\u4e86\u5de8\u5927\u7684\u4fbf\u5229\u3002\u73b0\u6709\u7684\u57fa\u4e8e\u8ba1\u7b97\u673a\u7684\u81ea\u52a8\u5316\u6d4b\u91cf\u7684\u8f6f\u4ef6\u5f88\u5bb9\u6613\u5f00\u53d1\uff0c\u7136\u800c\u57fa\u4e8e\u603b\u7ebf\u901a\u8baf\u7684\u9a71\u52a8\u7ea7\u7684\u8f6f\u4ef6\u7f16\u5199\u5374\u5b58\u5728\u5de5\u4f5c\u91cf\u5de8\u5927\u3001\u79fb\u690d\u6027\u5dee\u3001\u5bf9\u7a0b\u5e8f\u5458\u77e5\u8bc6\u6c34\u5e73\u8981\u6c42\u8f83\u9ad8\u7b49\u95ee\u9898\u3002<\/p>\n<p><!--more-->VXI \u603b\u7ebf\u81ea 1987 \u5e74\u63a8\u51fa\u4ee5\u6765\uff0c\u5df2\u6210\u4e3a\u4eea\u5668\u6d4b\u8bd5\u9886\u57df\u7684\u6807\u51c6\u3002\u5b83\u7684\u786c\u4ef6\u89c4\u8303\u548c\u5b57\u4e32\u884c\u534f\u8bae\u4fdd\u8bc1\u4e86\u4e0d\u540c\u5382\u5bb6 VXI \u603b\u7ebf\u4eea\u5668\u6a21\u5757\u7684\u4e92\u6362\u6027\u3002 \u4e3a\u4e86\u4f7f VXI \u603b\u7ebf\u66f4\u6613\u4e8e\u4f7f\u7528\uff0c \u5b9e\u73b0 VXI\u7cfb\u7edf\u7684\u4e92\u6362\u6027\uff0c\u5e76\u5728\u7cfb\u7edf\u7ea7\u4e0a\u4f7f VXI \u603b\u7ebf\u7cfb\u7edf\u6210\u4e3a\u4e00\u4e2a\u771f\u6b63\u7684\u5f00\u653e\u7684\u7cfb\u7edf\u7ed3\u6784\uff0c1993 \u5e74NI \u7b49\u8457\u540d\u4eea\u5668\u516c\u53f8\u6210\u7acb\u4e86 VXIplug&amp;play \u8054\u76df\u5e76\u5236\u5b9a\u4e86 VXIplug&amp;play \u89c4\u8303\uff0c\u7b80\u79f0 VPP \u89c4\u8303\u3002\u8054\u76df\u6210\u7acb\u7684\u76ee\u6807\u662f\u63d0\u9ad8 VXI \u6280\u672f\u6700\u7ec8\u7528\u6237\u7684\u4f7f\u7528\u7b80\u4fbf\u6027\u3002\u901a\u8fc7\u5236\u5b9a\u89c4\u8303\uff0c\u4f7f VXI \u6280\u672f\u548c\u4ea7\u54c1\u83b7\u5f97\u66f4\u597d\u7684\u5b9e\u7528\u6027\u3001\u517c\u5bb9\u6027\u3001\u4e92\u6362\u6027\uff0c\u4f7f\u7cfb\u7edf\u7684\u8c03\u8bd5\u3001\u7ef4\u62a4\u3001\u5f00\u53d1\u7b49\u66f4\u52a0\u65b9\u4fbf\u6613\u884c\u3002  <\/p>\n<p>VPP \u89c4\u8303\u662f\u5bf9 VXI \u603b\u7ebf\u6807\u51c6\u7684\u8865\u5145\u548c\u53d1\u5c55\uff0c\u4e3b\u8981\u89e3\u51b3\u4e86 VXI \u603b\u7ebf\u7cfb\u7edf\u7684\u8f6f\u4ef6\u7ea7\u6807\u51c6\u95ee\u9898\u3002\u5b83\u5236\u5b9a\u4e86\u6807\u51c6\u7684\u7cfb\u7edf\u8f6f\u4ef6\u7ed3\u6784\u6846\u67b6\uff0c\u5bf9\u64cd\u4f5c\u7cfb\u7edf\u3001\u7f16\u7a0b\u8bed\u8a00\u3001I\/O \u7a0b\u5e8f\u5e93\u3001\u4eea\u5668\u9a71\u52a8\u7a0b\u5e8f\u548c\u9ad8\u7ea7\u5e94\u7528\u8f6f\u4ef6\u5de5\u5177\u4f5c\u4e86\u539f\u5219\u6027\u89c4\u5b9a\uff0c\u4ece\u800c\u771f\u6b63\u5b9e\u73b0\u4e86 VXI \u603b\u7ebf\u7cfb\u7edf\u7684\u5f00\u653e\u6027\u3001\u517c\u5bb9\u6027\u3001\u4e92\u6362\u6027\u3002<\/p>\n<p>\u7136\u800c\uff0cVPP\u89c4\u8303\u5374\u53ea\u89e3\u51b3\u4e86\u786c\u4ef6\u7684\u7edf\u4e00\u89c4\u8303\uff0c\u5374\u7f3a\u4e4f\u4e00\u4e2a\u7edf\u4e00\u7684\u8f6f\u4ef6\u89c4\u8303\u3002VPP\u8054\u76df\u8003\u8651\u5230\u591a\u79cd\u4eea\u5668\u6240\u5177\u6709\u7684\u901a\u7528\u7684\u63a5\u53e3\u4ee5\u53ca\u6a21\u578b\u4e4b\u540e\uff0c\u63d0\u51fa\u4e86\u4e00\u79cd\u81ea\u5e95\u5411\u4e0a\u7684I\/O\u63a5\u53e3\u8f6f\u4ef6\u6a21\u578b\uff0c\u5373VISA\u3002\u4e0e\u81ea\u9876\u5411\u4e0b\u7684\u65b9\u6cd5\u4e0d\u540c\u7684\u662f\uff0cVISA\u7684\u5b9e\u73b0\u9996\u5148\u5b9a\u4e49\u4e86\u7ba1\u7406\u6240\u6709\u8d44\u6e90\u7684\u8d44\u6e90\uff08VISA\u8d44\u6e90\u7ba1\u7406\u5668\uff09\uff0c\u7528\u4e8e\u7ba1\u7406\u3001\u63a7\u5236\u4e0e\u5206\u914dVISA\u8d44\u6e90\u7684\u64cd\u4f5c\u529f\u80fd\uff1b\u7136\u540e\u5728VISA\u8d44\u6e90\u7ba1\u7406\u5668\u57fa\u7840\u4e0a\u5217\u51fa\u4e86\u4eea\u5668\u5404\u81ea\u7684\u64cd\u4f5c\u529f\u80fd\u5e76\u5b9e\u73b0\u4e86\u64cd\u4f5c\u529f\u80fd\u7684\u5408\u5e76\uff1b\u7136\u540e\u5728\u9876\u5c42\u4e0a\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u63a7\u5236\u6240\u6709VISA\u4eea\u5668\u63a7\u5236\u8d44\u6e90\u7684\u65b9\u6cd5\u3002<\/p>\n<p>\u6b63\u662f\u56e0\u4e3aVISA\u7684\u81ea\u5e95\u5411\u4e0a\u7684\u8bbe\u8ba1\u65b9\u6cd5\uff0c\u4f7f\u5f97VISA\u53ef\u4ee5\u8ba9\u4e0d\u540c\u5382\u5546\u7684\u8f6f\u4ef6\u53ef\u4ee5\u5728\u540c\u4e00\u5e73\u53f0\u4e0a\u534f\u8c03\u8fd0\u884c\uff0c\u5927\u5927\u51cf\u5c11\u4e86\u8f6f\u4ef6\u7684\u91cd\u590d\u5f00\u53d1\uff0c\u7f29\u77ed\u4e86\u6d4b\u8bd5\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u5468\u671f\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/1.jpg\"><img loading=\"lazy\" title=\"1\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"1\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/1_thumb.jpg\" width=\"461\" height=\"221\"><\/a><\/p>\n<p align=\"center\"><a name=\"_Ref351389947\"><\/a>\u56fe 5\u20111 VISA\u7ed3\u6784\u6a21\u578b<\/p>\n<h1><span id=\"52_VISA\"><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1\">5.2 VISA\u672f\u8bed<\/span><\/span><\/h1>\n<p>\u5728\u6211\u4eec\u6df1\u5165\u4e86\u89e3VISA\u4e4b\u524d\uff0c\u6211\u4eec\u6709\u5fc5\u8981\u4e86\u89e3VISA\u4f53\u7cfb\u4e2d\u6d89\u53ca\u7684\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\u3002<\/p>\n<p><b>\u8d44\u6e90\uff08Resource<\/b><b>\uff09\uff1a<\/b><\/p>\n<p>VISA\u7684\u8d44\u6e90\u662f\u5bf9\u5177\u6709\u67d0\u79cd\u529f\u80fd\u7684\u8bbe\u5907\u7684\u7edf\u79f0\u3002<\/p>\n<p>VISA\u7684\u8d44\u6e90\u7531\u4e09\u4e2a\u8981\u7d20\u7ec4\u6210\uff1a\u5c5e\u6027\u96c6\u3001\u4e8b\u4ef6\u96c6\u548c\u64cd\u4f5c\u96c6\uff0c\u5c5e\u6027\u96c6\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u8d85\u65f6\u503c\u53ca\u534f\u8bae\u7b49\uff0c\u4e8b\u4ef6\u96c6\u5305\u62ec\u7528\u6237\u8981\u6c42\u670d\u52a1\u4e8b\u4ef6\u7b49\uff0c\u64cd\u4f5c\u96c6\u5305\u62ec\u5404\u79cd\u7aef\u53e3\u8bfb\u5199\u64cd\u4f5c\u3002<\/p>\n<p>\u8d44\u6e90\u7684\u5c5e\u6027\uff08Attributes\uff09\u63cf\u8ff0\u4e86\u4e00\u4e2a\u8d44\u6e90\u6216\u8005\u4e00\u4e2a\u4f1a\u8bdd\u6240\u5177\u6709\u7684\u67d0\u79cd\u72b6\u6001\u3002\u8d44\u6e90\u7684\u5c5e\u6027\u53ef\u4ee5\u901a\u8fc7viGetAttribute()\u51fd\u6570\u6216\u8005viSetAttribute()\u51fd\u6570\u8fdb\u884c\u8bfb\u53d6\u6216\u8bbe\u7f6e\u3002<\/p>\n<p>\u8d44\u6e90\u7684\u4e8b\u4ef6\uff08Events\uff09\u662f\u72ec\u7acb\u4e8e\u7cfb\u7edf\u6b63\u5e38\u8fd0\u884c\u72b6\u6001\u7684\u7531\u8d44\u6e90\u53d1\u51fa\u7684\u5f02\u6b65\u8bf7\u6c42\u3002\u53ef\u4ee5\u901a\u8fc7viEnableEvent ()\u3001viDisableEvent()\u6216\u8005viInstallHandler ()\u3001viUninstallHandler ()\u3001viWaitOnEvent 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Template<\/b><b>\uff09\uff1a<\/b><\/p>\n<p>\u8d44\u6e90\u6a21\u677f\u662f\u6240\u6709\u7684VISA\u5177\u6709\u7684\u516c\u5171\u5c5e\u6027\u3001\u516c\u5171\u4e8b\u4ef6\u4e0e\u516c\u5171\u64cd\u4f5c\u7684\u96c6\u5408\u3002\u5728VISA\u4e2d\uff0c\u6240\u6709\u7684\u8d44\u6e90\u5177\u6709\u7684\u5c5e\u6027\u3001\u4e8b\u4ef6\u4e0e\u64cd\u4f5c\u90fd\u4ece\u8d44\u6e90\u6a21\u677f\u7ee7\u627f\uff0c\u5e76\u6839\u636e\u8d44\u6e90\u672c\u8eab\u7279\u70b9\u589e\u52a0\u7279\u6709\u7684\u5c5e\u6027\u3001\u4e8b\u4ef6\u4e0e\u64cd\u4f5c\u3002<\/p>\n<p>\u5982VI_ATTR_RSRC_NAME\uff08\u8d44\u6e90\u540d\uff09\u5c5e\u6027\u4e3a\u6bcf\u4e2a\u8d44\u6e90\u90fd\u4f1a\u5177\u6709\u7684\u5c5e\u6027\uff0c\u5373\u88ab\u5b9a\u4e49\u5728\u8d44\u6e90\u6a21\u677f\u4e2d\uff0c\u67d0\u4e2a\u7279\u70b9\u7684\u8d44\u6e90\u65e0\u9700\u989d\u5916\u5b9a\u4e49\u5373\u62e5\u6709\u8be5\u5c5e\u6027\u3002<\/p>\n<p><b>\u8d44\u6e90\u7ba1\u7406\u5668\uff08Resource Manager<\/b><b>\uff09\uff1a<\/b><\/p>\n<p>\u5728VISA\u4e2d\uff0c\u8d44\u6e90\u7ba1\u7406\u5668\u5e2e\u52a9\u626b\u63cf\u8ba1\u7b97\u673a\u4e0a\u8fde\u63a5\u7684\u6240\u6709VISA\u8bbe\u5907\u5e76\u4e14\u5e2e\u52a9\u6211\u4eec\u5efa\u7acb\u540c\u67d0\u4e2a\u8d44\u6e90\u7684\u4f1a\u8bdd\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8d44\u6e90\u7ba1\u7406\u5668\u4e00\u822c\u53ea\u8d77\u5230\u8ddf\u8e2a\u8fde\u63a5\u5230\u8ba1\u7b97\u673a\u4e0a\u7684\u8d44\u6e90\u5e76\u4e14\u5e2e\u52a9\u521b\u5efa\u4f1a\u8bdd\u7684\u4f5c\u7528\uff0c\u5e76\u4e0d\u662f\u4efb\u4f55\u4f1a\u8bdd\u7684\u4efb\u4f55\u64cd\u4f5c\u90fd\u9700\u8981\u8d44\u6e90\u7ba1\u7406\u5668\u7684\u534f\u52a9\u3002<\/p>\n<p>\u8d44\u6e90\u7ba1\u7406\u5668\u7531VISA\u7684\u8f6f\u4ef6\u5305\u5185\u7f6e\u7684\u9a71\u52a8\u63d0\u4f9b\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7viOpenDefaultRM()\u51fd\u6570\u83b7\u53d6\u8d44\u6e90\u7ba1\u7406\u5668\u7684\u64cd\u4f5c\u53e5\u67c4\u3002<\/p>\n<p>\u5728VISA\u4e2d\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u5efa\u7acb\u4e00\u4e2a\u4f1a\u8bdd\u5747\u9700\u8981\u4f7f\u7528\u8d44\u6e90\u7ba1\u7406\u5668\u7684\u529f\u80fd\u3002<\/p>\n<p><b>\u57fa\u4e8e\u6d88\u606f\u7684\u4f1a\u8bdd\/<\/b><b>\u57fa\u4e8e\u5bc4\u5b58\u5668\u7684\u4f1a\u8bdd\uff08Message-Based Communication\/Register-Based Communication<\/b><b>\uff09\uff1a<\/b><\/p>\n<p>\u5f53\u8ba1\u7b97\u673a\u8ddf\u8d44\u6e90\u4e4b\u95f4\u7684\u901a\u4fe1\u57fa\u4e8e\u201c\u6307\u4ee4-\u76f8\u5e94\u201d\u7684\u5de5\u4f5c\u6a21\u5f0f\u65f6\uff0c\u8ba1\u7b97\u673a\u8ddf\u8d44\u6e90\u4e4b\u95f4\u7684\u4f1a\u8bdd\u88ab\u79f0\u4e3a\u201c\u57fa\u4e8e\u6d88\u606f\u7684\u4f1a\u8bdd\u201d\u3002<\/p>\n<p>\u5f53\u8ba1\u7b97\u673a\u8ddf\u8d44\u6e90\u4e4b\u95f4\u7684\u901a\u4fe1\u57fa\u4e8e\u201c\u5199\u5bc4\u5b58\u5668-\u8bfb\u5bc4\u5b58\u5668\u201d\u7684\u5de5\u4f5c\u6a21\u5f0f\u65f6\uff0c\u8ba1\u7b97\u673a\u8ddf\u8d44\u6e90\u4e4b\u95f4\u7684\u4f1a\u8bdd\u88ab\u79f0\u4e3a\u201c\u57fa\u4e8e\u5bc4\u5b58\u5668\u7684\u4f1a\u8bdd\u201d\u3002<\/p>\n<p>\u57fa\u4e8e\u6d88\u606f\u7684\u4f1a\u8bdd\u8ddf\u57fa\u4e8e\u5bc4\u5b58\u5668\u7684\u4f1a\u8bdd\u662f\u8ba1\u7b97\u673a\u8ddf\u5176\u4ed6\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\u7684\u4e24\u79cd\u57fa\u672c\u6a21\u5f0f\u3002<\/p>\n<p>\u57fa\u4e8e\u6d88\u606f\u7684\u4f1a\u8bdd\u5e38\u89c1\u4e8e\u4e32\u53e3\u3001GPIB\u63a5\u53e3\u3001\u4ee5\u592a\u7f51\u3001VXI\u63a5\u53e3\u8bbe\u5907\u4e2d\u3002\u5982\u7528\u6237\u60f3\u901a\u8fc7\u8ba1\u7b97\u673a\u8bbf\u95ee\u67d0\u4e2a\u7f51\u9875\uff0c\u5219\u662f\u901a\u8fc7\u591a\u6b21\u7684\u201c\u8bf7\u6c42\u547d\u4ee4-\u63a5\u6536\u6570\u636e\u201d\u7684\u8fc7\u7a0b\u5b8c\u6210\u3002<\/p>\n<p>\u57fa\u4e8e\u5bc4\u5b58\u5668\u7684\u4f1a\u8bdd\u5e38\u89c1\u4e8eVXI\u4e0ePXI\u63a5\u53e3\u8bbe\u5907\u4e2d\u3002\u8ba1\u7b97\u673a\u4e0eVXI\u6216\u8005PXI\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u901a\u8fc7\u5f80\u8bbe\u5907\u6307\u5b9a\u5730\u5740\u7684\u5bc4\u5b58\u5668\u4e2d\u5199\u5165\u6307\u5b9a\u7684\u6570\u636e\u6765\u5b8c\u6210\u3002<\/p>\n<p><b>\u4e8b\u4ef6\uff08Event<\/b><b>\uff09\uff1a<\/b><\/p>\n<p>\u5f53\u8ba1\u7b97\u673a\u8ddf\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\u65f6\uff0c\u8bbe\u5907\u7ecf\u5e38\u9700\u8981\u5411\u8ba1\u7b97\u673a\u4e3b\u52a8\u53d1\u51fa\u4e00\u4e9b\u8bf7\u6c42\uff0c\u4ee5\u901a\u77e5\u5e94\u7528\u7a0b\u5e8f\u4e00\u4e2a\u884c\u4e3a\u7684\u53d1\u751f\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u8bf7\u6c42\u53ef\u80fd\u56e0\u4e3a\u670d\u52a1\u8bf7\u6c42\u4fe1\u53f7\u6709\u6548\u3001\u8d44\u6e90\u884c\u4e3a\u7684\u8d77\u59cb\u4e0e\u7ed3\u675f\u3001\u8d44\u6e90\u8fdb\u884c\u4e86\u4e0d\u6b63\u5e38\u7684\u64cd\u4f5c\u7b49\u60c5\u51b5\u5bfc\u81f4\u3002\u8fd9\u4e9b\u4e3b\u52a8\u53d1\u51fa\u7684\u8bf7\u6c42\u901a\u5e38\u88ab\u79f0\u4e3a\u5f02\u6b65\u8bf7\u6c42\uff0c\u6216\u8005\u7b80\u79f0\u4e3a\u201c\u4e8b\u4ef6\u201d\u3002<\/p>\n<p>\u4e8b\u4ef6\u7c7b\u578b\u5305\u62ec\u670d\u52a1\u8bf7\u6c42\uff08SRQ\uff09\u3001\u4e2d\u65ad\u548c\u786c\u4ef6\u89e6\u53d1\u3002<\/p>\n<p>\u5904\u7406\u65f6\u95f4\u5e38\u7528\u7684\u65b9\u6cd5\u6709\u56de\u8c03\u51fd\u6570\u6cd5\u4ee5\u53ca\u6392\u961f\u6cd5\u3002\u5177\u4f53\u5185\u5bb9\u53c2\u89c15.3.4 \u4e8b\u4ef6\u5904\u7406\u7c7b\u51fd\u6570\u3002<\/p>\n<p><b>\u9501\u5b9a\uff08Locking<\/b><b>\uff09\uff1a<\/b><\/p>\n<p>\u6709\u65f6\u5019\u6211\u4eec\u901a\u8fc7\u67d0\u4f1a\u8bdd\u8bbf\u95ee\u4e00\u4e2a\u8bbe\u5907\u7684\u65f6\u5019\uff0c\u4e0d\u5e0c\u671b\u5176\u4ed6\u4f1a\u8bdd\u518d\u6765\u8bbf\u95ee\u8fd9\u4e2a\u8bbe\u5907\u3002VISA\u6709\u4e00\u5957\u53eb\u505a\u201c\u9501\u5b9a\u201d\uff08Locking\uff09\u7684\u673a\u5236\uff0c\u4ee5\u9632\u6b62\u5176\u4ed6\u4f1a\u8bdd\u83b7\u53d6\u8be5\u8bbe\u5907\u7684\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n<p>\u5728VISA\u4e2d\u9501\u5b9a\u6216\u89e3\u9501\u5e38\u5e38\u4f7f\u7528viLock()\u6216viUnlock()\u51fd\u6570\u3002<\/p>\n<h1><span id=\"53_VISA\"><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1\">5.3 VISA\u51fd\u6570\u5e94\u7528<\/span><\/span><\/h1>\n<p>\u4f7f\u7528VISA\u5bf9\u8d44\u6e90\u8fdb\u884c\u64cd\u4f5c\u65f6\uff0c\u901a\u5e38\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u5b8c\u6210\uff1a<\/p>\n<p>\uff081\uff09 \u6253\u5f00\u8d44\u6e90\u7ba1\u7406\u5668\u53e5\u67c4<\/p>\n<p>\uff082\uff09 \u6253\u5f00\u8d44\u6e90\u53e5\u67c4\uff0c\u5efa\u7acb\u4e00\u4e2a\u4f1a\u8bdd<\/p>\n<p>\uff083\uff09 \u8bbe\u7f6e\u4f1a\u8bdd\u5c5e\u6027\uff0c\u53d1\u9001\u6d88\u606f\u6216\u8005\u8bbe\u7f6e\u8d44\u6e90\u4e2d\u7684\u5bc4\u5b58\u5668\u503c<\/p>\n<p>\uff084\uff09 \u91ca\u653e\u8d44\u6e90\u53e5\u67c4<\/p>\n<p>\uff085\uff09 \u91ca\u653eVISA\u8d44\u6e90\u7ba1\u7406\u5668\u53e5\u67c4<\/p>\n<p>\u800cVISA\u7684\u51fd\u6570\u6839\u636e\u529f\u80fd\u53ef\u4ee5\u5206\u4e3a\u4e09\u7c7b\uff1a\u8d44\u6e90\u7ba1\u7406\u7c7b\u3001IO\u64cd\u4f5c\u7c7b\u3001\u4e8b\u4ef6\u5904\u7406\u7c7b\u3002\u5728\u672c\u7ae0\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u4f1a\u5bf9VISA\u51fd\u6570\u5e93\u4e2d\u6bcf\u4e00\u7c7b\u7684\u4e3b\u8981\u51fd\u6570\u505a\u7b80\u8981\u4ecb\u7ecd\u3002<\/p>\n<p>\u9700\u8981\u989d\u5916\u6ce8\u610f\u7684\u662f\uff0c\u56e0\u4e3aVISA\u5e93\u4f5c\u4e3a\u4e00\u4e2a\u5355\u72ec\u7684\u7ec4\u4ef6\u5b58\u5728\uff0c\u9700\u8981\u5355\u72ec\u5b89\u88c5\u3002\u56e0\u6b64\u4e0b\u9762\u7ae0\u8282\u4e2d\u4ecb\u7ecd\u7684\u51fd\u6570\u7684\u5177\u4f53\u4fe1\u606f\u5728CVI\u7684\u5e2e\u52a9\u6587\u6863\u4e2d\u5e76\u4e0d\u5b58\u5728\u3002\u82e5\u5927\u5bb6\u5b89\u88c5\u4e86VISA\u5e93\uff0c\u5219VISA\u51fd\u6570\u7684\u5e2e\u52a9\u6587\u6863\u53ef\u4ee5\u5728\u201c\u5f00\u59cb\u83dc\u5355-National Instruments-VISA-Documentation-NI-VISA Help\u201d\u4e2d\u627e\u5230\u3002<\/p>\n<h2><span id=\"nbspnbspnbsp_531_VISA\">&nbsp;&nbsp;&nbsp; 5.3.1 VISA\u4e2d\u6570\u636e\u7c7b\u578b\u5b9a\u4e49<\/span><\/h2>\n<p>VISA\u7684\u6570\u636e\u7c7b\u578b\u662f\u4e0d\u4f9d\u8d56\u4e8e\u786c\u4ef6\u8bbe\u5907\u3001\u7f16\u7a0b\u8bed\u8a00\u4ee5\u53ca\u7f16\u7a0b\u73af\u5883\u7684\u3002\u56e0\u6b64VISA\u4e2d\u4f7f\u7528\u4e13\u95e8\u5b9a\u4e49\u7684\u6570\u636e\u7c7b\u578b\u8fdb\u884c\u64cd\u4f5c\uff0c\u4ee5\u589e\u5f3a\u5e73\u53f0\u7684\u517c\u5bb9\u6027\u3002<\/p>\n<p>\u82e5\u7cfb\u7edf\u5df2\u5b89\u88c5VISA\u5e93\uff0c\u5219\u6253\u5f00CVI\u5b89\u88c5\u76ee\u5f55\u4e0b\u7684CVI80\/include\u6587\u4ef6\u5939\u5219\u53ef\u4ee5\u627e\u5230visatype.h\u5934\u6587\u4ef6\u3002\u5728\u8be5\u5934\u6587\u4ef6\u4e2d\u5b9a\u4e49\u4e86VISA\u4e2d\u7684\u4e13\u5c5e\u6570\u636e\u7c7b\u578b\u3002<\/p>\n<p>\u5e38\u89c1\u7684VISA\u6570\u636e\u7c7b\u578b\u5982\u4e0b\u8868\u6240\u793a\u3002<\/p>\n<p align=\"center\">\u8868 5\u20111 VISA\u6570\u636e\u7c7b\u578b<\/p>\n<p align=\"center\">\n<table cellspacing=\"0\" cellpadding=\"0\" border=\"1\">\n<tbody>\n<tr>\n<td width=\"92\">\u6570\u636e\u7c7b\u578b<\/td>\n<td width=\"161\">\u7c7b\u578b\u63cf\u8ff0<\/td>\n<td width=\"113\">\u6570\u636e\u7c7b\u578b<\/td>\n<td width=\"198\">\u7c7b\u578b\u63cf\u8ff0<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViChar<\/td>\n<td width=\"161\">\u5b57\u7b26\u7c7b\u578b<\/td>\n<td width=\"113\">ViInt32<\/td>\n<td width=\"198\">32\u4f4d\u6574\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPChar<\/td>\n<td width=\"161\">\u5b57\u7b26\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPInt32<\/td>\n<td width=\"198\">32\u4f4d\u6574\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViByte<\/td>\n<td width=\"161\">\u5b57\u8282\u7c7b\u578b<\/td>\n<td width=\"113\">ViInt64<\/td>\n<td width=\"198\">64\u4f4d\u6574\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPByte<\/td>\n<td width=\"161\">\u5b57\u8282\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPInt64<\/td>\n<td width=\"198\">64\u4f4d\u6574\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViString<\/td>\n<td width=\"161\">\u5b57\u7b26\u4e32\u7c7b\u578b<\/td>\n<td width=\"113\">ViUInt8<\/td>\n<td width=\"198\">8\u4f4d\u65e0\u7b26\u53f7\u6574\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPString<\/td>\n<td width=\"161\">\u5b57\u7b26\u4e32\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPUInt8<\/td>\n<td width=\"198\">8\u4f4d\u65e0\u7b26\u53f7\u6574\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViBoolean<\/td>\n<td width=\"161\">\u5e03\u5c14\u7c7b\u578b<\/td>\n<td width=\"113\">ViUInt16<\/td>\n<td width=\"198\">16\u4f4d\u65e0\u7b26\u53f7\u6574\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPBoolean<\/td>\n<td width=\"161\">\u5e03\u5c14\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPUInt16<\/td>\n<td width=\"198\">16\u4f4d\u65e0\u7b26\u53f7\u6574\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViInt8<\/td>\n<td width=\"161\">8\u4f4d\u6574\u578b<\/td>\n<td width=\"113\">ViUInt32<\/td>\n<td width=\"198\">32\u4f4d\u65e0\u7b26\u53f7\u6574\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPInt8<\/td>\n<td width=\"161\">8\u4f4d\u6574\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPUInt32<\/td>\n<td width=\"198\">32\u4f4d\u65e0\u7b26\u53f7\u6574\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViInt16<\/td>\n<td width=\"161\">16\u4f4d\u6574\u578b<\/td>\n<td width=\"113\">ViUInt64<\/td>\n<td width=\"198\">64\u4f4d\u65e0\u7b26\u53f7\u6574\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPInt16<\/td>\n<td width=\"161\">16\u4f4d\u6574\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPUInt64<\/td>\n<td width=\"198\">64\u4f4d\u65e0\u7b26\u53f7\u6574\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViReal32<\/td>\n<td width=\"161\">32\u4f4d\u5b9e\u578b<\/td>\n<td width=\"113\">ViReal64<\/td>\n<td width=\"198\">64\u4f4d\u5b9e\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPReal32<\/td>\n<td width=\"161\">32\u4f4d\u5b9e\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPReal64<\/td>\n<td width=\"198\">64\u4f4d\u5b9e\u578b\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViRsrc<\/td>\n<td width=\"161\">\u8d44\u6e90\u6807\u8bc6\u7c7b\u578b<\/td>\n<td width=\"113\">ViHndlr<\/td>\n<td width=\"198\">\u64cd\u4f5c\u53e5\u67c4\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPRsrc<\/td>\n<td width=\"161\">ViRsrc\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPHndlr<\/td>\n<td width=\"198\">ViHndlr\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViStatus<\/td>\n<td width=\"161\">\u8fd4\u56de\u72b6\u6001\u503c\u7c7b\u578b<\/td>\n<td width=\"113\">ViVAList<\/td>\n<td width=\"198\">\u53c2\u6570\u5217\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPStatus<\/td>\n<td width=\"161\">ViStatus\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViJobId<\/td>\n<td width=\"198\">\u64cd\u4f5c\u8bf7\u6c42\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViBuf<\/td>\n<td width=\"161\">\u6570\u636e\u5757\u7c7b\u578b<\/td>\n<td width=\"113\">ViPJobId<\/td>\n<td width=\"198\">ViJobId\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPBuf<\/td>\n<td width=\"161\">ViBuf\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViJobStatus<\/td>\n<td width=\"198\">\u64cd\u4f5c\u8bf7\u6c42\u72b6\u6001\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViAddr<\/td>\n<td width=\"161\">\u903b\u8f91\u5730\u5740\u7c7b\u578b<\/td>\n<td width=\"113\">ViPJobStatus<\/td>\n<td width=\"198\">ViJobStatus\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPAddr<\/td>\n<td width=\"161\">ViAddr\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViSpaceInfo<\/td>\n<td width=\"198\">\u5185\u5b58\u6620\u5c04\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViSession<\/td>\n<td width=\"161\">\u8d44\u6e90\u5bf9\u8bdd\u901a\u9053\u7c7b\u578b<\/td>\n<td width=\"113\">ViPhysAddr<\/td>\n<td width=\"198\">\u7269\u7406\u5730\u5740\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPSession<\/td>\n<td width=\"161\">ViSession\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViSigMask<\/td>\n<td width=\"198\">\u4fe1\u53f7\u8fc7\u6ee4\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViVersion<\/td>\n<td width=\"161\">\u8d44\u6e90\u7248\u672c\u7c7b\u578b<\/td>\n<td width=\"113\">ViIntrMask<\/td>\n<td width=\"198\">\u4e2d\u65ad\u5c4f\u853d\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPVersion<\/td>\n<td width=\"161\">ViVersion\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViBusAddress<\/td>\n<td width=\"198\">\u603b\u7ebf\u5730\u5740\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViObject<\/td>\n<td width=\"161\">\u8d44\u6e90\u5bf9\u8c61\u7c7b\u578b<\/td>\n<td width=\"113\">ViBusSize<\/td>\n<td width=\"198\">\u5730\u5740\u957f\u5ea6\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPObject<\/td>\n<td width=\"161\">ViObject\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViAttr<\/td>\n<td width=\"198\">\u8d44\u6e90\u5c5e\u6027\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViRsrcList<\/td>\n<td width=\"161\">\u8d44\u6e90\u6807\u8bc6\u5217\u7c7b\u578b<\/td>\n<td width=\"113\">ViAttrState<\/td>\n<td width=\"198\">\u8d44\u6e90\u5c5e\u6027\u503c\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViClass<\/td>\n<td width=\"161\">\u8d44\u6e90\u7c7b\u7c7b\u578b<\/td>\n<td width=\"113\">ViLock<\/td>\n<td width=\"198\">\u8d44\u6e90\u8fdb\u7a0b\/\u7ebf\u7a0b\u7ba1\u7406\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViEvent<\/td>\n<td width=\"161\">\u8d44\u6e90\u4e8b\u4ef6\u7c7b\u578b<\/td>\n<td width=\"113\">ViAccessMode<\/td>\n<td width=\"198\">\u63a7\u5236\u5b58\u53d6\u673a\u5236\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPEvent<\/td>\n<td width=\"161\">ViEvent\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViEventType<\/td>\n<td width=\"198\">\u8d44\u6e90\u4e8b\u4ef6\u7c7b\u578b\u7c7b\u578b<\/td>\n<\/tr>\n<tr>\n<td width=\"92\">ViPLock<\/td>\n<td width=\"161\">ViLock\u6307\u9488\u7c7b\u578b<\/td>\n<td width=\"113\">ViPEventType<\/td>\n<td width=\"198\">ViEventType\u6307\u9488\u7c7b\u578b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5728WIN32\u4e0b\uff0c\u4ee5ViInt32\u4e3a\u4f8b\uff0c\u5728CVI\u8f6f\u4ef6\u4e2d\u9009\u4e2dViInt32\uff0c\u53f3\u51fb\u5e76\u201cGo To <u>D<\/u>efination\u201d\uff0c\u53ef\u4ee5\u770b\u5230\uff0cViInt32\u7684\u6570\u636e\u7c7b\u578b\u5176\u5b9e\u5c31\u662fsigned long\u3002\u6240\u4ee5\uff0c\u6ca1\u6709\u5fc5\u8981\u5bf9VISA\u7684\u6570\u636e\u7c7b\u578b\u4fdd\u6301\u795e\u79d8\u611f\u3002VISA\u5b9a\u4e49\u4e86\u79cd\u7c7b\u5982\u6b64\u4e30\u5bcc\u7684\u6570\u636e\u7c7b\u578b\uff0c\u53ea\u662f\u4e3a\u4e86\u589e\u5f3aVISA\u7684\u5e73\u53f0\u517c\u5bb9\u6027\u800c\u5df2\u3002<\/p>\n<h2><span id=\"nbspnbspnbsp_532\">&nbsp;&nbsp;&nbsp; 5.3.2 \u8d44\u6e90\u7ba1\u7406\u7c7b\u51fd\u6570<\/span><\/h2>\n<p>\u8d44\u6e90\u7ba1\u7406\u7c7b\u51fd\u6570\u662fVISA\u51fd\u6570\u5e93\u4e2d\u4e0e\u4eea\u5668\u6253\u5f00\u5173\u95ed\u3001\u83b7\u53d6\/\u8bbe\u7f6e\u72b6\u6001\u6709\u5173\u7684\u51fd\u6570\u3002VISA\u4e2d\u5e38\u89c1\u7684\u51fd\u6570\u5982\u4e0b\uff1a<\/p>\n<p>\uff081\uff09viOpenDefaultRM \u6253\u5f00\u9ed8\u8ba4VISA\u8d44\u6e90\u7ba1\u7406\u5668<\/p>\n<p>\uff082\uff09viFindRsrc \u4eceVISA\u8d44\u6e90\u7ba1\u7406\u5668\u4e2d\u67e5\u627e\u7b26\u5408\u6761\u4ef6\u7684\u8d44\u6e90<\/p>\n<p>\uff083\uff09viFindNext \u67e5\u627e\u4e0b\u4e00\u4e2a\u7b26\u5408\u6761\u4ef6\u7684\u8d44\u6e90<\/p>\n<p>\uff084\uff09viOpen \u4ece\u8d44\u6e90\u7ba1\u7406\u5668\u4e2d\u6253\u5f00\u6307\u5b9a\u4f1a\u8bdd<\/p>\n<p>\uff085\uff09viClose \u5173\u95ed\u7279\u5b9a\u7684\u4f1a\u8bdd\u901a\u9053<\/p>\n<p>\uff086\uff09viGetAttribute \u83b7\u53d6\u8d44\u6e90\u5c5e\u6027\u72b6\u6001\u503c<\/p>\n<p>\uff087\uff09viSetAttribute \u8bbe\u7f6e\u8d44\u6e90\u5c5e\u6027\u72b6\u6001\u503c<\/p>\n<h2><span id=\"nbspnbspnbsp_533_IO\">&nbsp;&nbsp;&nbsp; 5.3.3 IO\u64cd\u4f5c\u7c7b\u51fd\u6570<\/span><\/h2>\n<p>\u7531\u4e8e\u8bbe\u5907\u7684\u4e0d\u540c\uff0c\u4f1a\u8bdd\u5206\u4e3a\u57fa\u4e8e\u6d88\u606f\u7684\u4f1a\u8bdd\u4e0e\u57fa\u4e8e\u5bc4\u5b58\u5668\u7684\u4f1a\u8bdd\uff08Message-Based Communication\/Register-Based Communication\uff09\uff0c\u56e0\u6b64IO\u64cd\u4f5c\u51fd\u6570\u4e5f\u5206\u4e3a\u57fa\u4e8e\u6d88\u606f\u7684IO\u64cd\u4f5c\u51fd\u6570\u4e0e\u57fa\u4e8e\u5bc4\u5b58\u5668\u7684IO\u64cd\u4f5c\u51fd\u6570\u3002<\/p>\n<p>\uff081\uff09viIn8 \u4ece\u6307\u5b9a\u5730\u5740\u7684\u5bc4\u5b58\u5668\u8bfb\u53d68\u4f4d\u6570\u636e<\/p>\n<p>\uff082\uff09viOut8 \u5411\u6307\u5b9a\u5730\u5740\u7684\u5bc4\u5b58\u5668\u5199\u51658\u4f4d\u6570\u636e<\/p>\n<p>\uff083\uff09viIn16\u4ece\u6307\u5b9a\u5730\u5740\u7684\u5bc4\u5b58\u5668\u8bfb\u53d616\u4f4d\u6570\u636e<\/p>\n<p>\uff084\uff09viOut16\u5411\u6307\u5b9a\u5730\u5740\u7684\u5bc4\u5b58\u5668\u5199\u516516\u4f4d\u6570\u636e<\/p>\n<p>\uff085\uff09viIn32\u4ece\u6307\u5b9a\u5730\u5740\u7684\u5bc4\u5b58\u5668\u8bfb\u53d632\u4f4d\u6570\u636e<\/p>\n<p>\uff086\uff09viOut32\u5411\u6307\u5b9a\u5730\u5740\u7684\u5bc4\u5b58\u5668\u5199\u516532\u4f4d\u6570\u636e<\/p>\n<p>\uff087\uff09viPrintf \u6309\u6307\u5b9a\u683c\u5f0f\u53d1\u9001\u6d88\u606f\u5230\u8d44\u6e90\u4e2d<\/p>\n<p>\uff088\uff09viScanf \u6309\u6307\u5b9a\u683c\u5f0f\u4ece\u8d44\u6e90\u4e2d\u8bfb\u53d6\u6d88\u606f<\/p>\n<p>\uff089\uff09viQueryf \u6309\u6307\u5b9a\u683c\u5f0f\u5411\u8d44\u6e90\u4e2d\u53d1\u9001\u6d88\u606f\uff0c\u968f\u5373\u6309\u6307\u5b9a\u683c\u5f0f\u4ece\u8d44\u6e90\u4e2d\u8bfb\u6d88\u606f<\/p>\n<h2><span id=\"nbspnbspnbsp_534\">&nbsp;&nbsp;&nbsp; <a name=\"_Ref353649790\"><\/a>5.3.4 \u4e8b\u4ef6\u5904\u7406\u7c7b\u51fd\u6570<\/span><\/h2>\n<p>\u5e38\u7528\u7684\u5904\u7406\u4e8b\u4ef6\u7684\u65b9\u6cd5\u6709\u56de\u8c03\u51fd\u6570\u6cd5\u4e0e\u6392\u961f\u6cd5\u3002\u56de\u8c03\u51fd\u6570\u6cd5\u662f\u4e3a\u6307\u5b9a\u7684\u4e8b\u4ef6\u8bbe\u5b9a\u56de\u8c03\u51fd\u6570\uff08\u672c\u8d28\u4e0a\u662f\u6307\u5b9a\u7684\u51fd\u6570\u6307\u9488\uff09\uff0c\u5f53\u4e8b\u4ef6\u53d1\u751f\u540e\u6307\u5b9a\u7684\u51fd\u6570\u5373\u88ab\u6267\u884c\u7684\u65b9\u6cd5\u3002\u6392\u961f\u6cd5\u662f\u4f7f\u80fd\u4e8b\u4ef6\u540e\u7a0b\u5e8f\u6682\u505c\u5e76\u7b49\u5f85\u6307\u5b9a\u7684\u4e8b\u4ef6\u53d1\u751f\uff0c\u4e8b\u4ef6\u53d1\u751f\u540e\u7a0b\u5e8f\u7ee7\u7eed\u6267\u884c\u7684\u65b9\u6cd5\u3002<\/p>\n<p>\uff081\uff09viInstallHandler \u5b89\u88c5\u56de\u8c03\u51fd\u6570\u53e5\u67c4<\/p>\n<p>\uff082\uff09viUninstallHandler \u64a4\u9500\u56de\u8c03\u51fd\u6570\u53e5\u67c4<\/p>\n<p>\uff083\uff09viEnableEvent \u4f7f\u80fd\u4e8b\u4ef6<\/p>\n<p>\uff084\uff09viDisableEvent \u7981\u6b62\u4e8b\u4ef6<\/p>\n<p>\uff085\uff09viWaitOnEvent \u7b49\u5f85\u67d0\u4e00\u7279\u5b9a\u4e8b\u4ef6\u7684\u53d1\u751f<\/p>\n<h1><span id=\"54_VISAUSB\"><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1\">5.4 \u5b9e\u4f8b\uff1aVISA\u5f00\u53d1USB\u4e32\u53e3\u9a71\u52a8<\/span><\/span><\/h1>\n<p>\u5728\u4e0b\u9762\u4e00\u8282\u91cc\uff0c\u6211\u4eec\u5c06\u901a\u8fc7VISA\u5e93\u4e3a\u4e00\u57fa\u4e8eCH430\u82af\u7247\u7684USB\u8f6c\u4e32\u53e3\u5f00\u53d1\u57fa\u4e8eVISA\u7684\u9a71\u52a8\u7a0b\u5e8f\uff0c\u5e76\u5728CVI\u4e0b\u5f00\u53d1\u57fa\u4e8eVISA\u7684\u6d4b\u8bd5\u7a0b\u5e8f\u3002<\/p>\n<p>\u4e3a\u4e86\u65b9\u4fbf\u6d4b\u8bd5\uff0c\u6211\u4eec\u9700\u8981\u4e8b\u5148\u5c06USB\u4e32\u53e3\u7684TXD\u5f15\u811a\u4e0eRXD\u5f15\u811a\u77ed\u63a5\uff0c\u4ee5\u65b9\u4fbf\u505a\u201c\u56de\u73af\u6d4b\u8bd5\u201d\u3002<\/p>\n<h2><span id=\"nbspnbspnbsp_541_USBVISA\">&nbsp;&nbsp;&nbsp; 5.4.1 \u751f\u6210USB\u4e32\u53e3\u7684VISA\u9a71\u52a8<\/span><\/h2>\n<p>\u4f20\u7edf\u7684\u4eea\u5668\u9a71\u52a8\u5f00\u53d1\u5f80\u5f80\u662f\u6574\u4e2a\u9879\u76ee\u8fc7\u7a0b\u4e2d\u6700\u590d\u6742\u3001\u96be\u5ea6\u6700\u9ad8\u7684\u73af\u8282\u4e4b\u4e00\uff0c\u4f46\u662f\u5728CVI\u4e0b\u5f00\u53d1\u57fa\u4e8eVISA\u7684\u9a71\u52a8\u5374\u7b80\u5355\u7684\u201c\u4ee4\u4eba\u53d1\u6307\u201d\u3002<\/p>\n<p>\u5c06USB\u4e32\u53e3\u8fde\u63a5\u81f3\u8ba1\u7b97\u673a\u540e\uff0c\u6211\u4eec\u70b9\u51fb\u8ba1\u7b97\u673a\u5f00\u59cb\u83dc\u5355-\u7a0b\u5e8f- National Instruments-VISA-Driver Wizard\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5982\u4e0b\u56fe\u6240\u793a\u7684\u754c\u9762\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/2.jpg\"><img loading=\"lazy\" title=\"2\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"2\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/2_thumb.jpg\" width=\"563\" height=\"488\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u20112 NI-VISA Driver Wizard<\/p>\n<p>\u5728\u4e0a\u9762\u7684\u754c\u9762\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6ce8\u610f\u5230\uff0c\u5229\u7528\u6b64\u5411\u5bfc\u53ef\u4ee5\u4ea7\u751f\u57fa\u4e8ePCI\/PXI\uff08PCIe\/PXIe\uff09\u4ee5\u53ca\u57fa\u4e8eUSB\u7684\u9a71\u52a8\u7a0b\u5e8f\u3002<\/p>\n<p>\u5728\u6b64\uff0c\u6211\u4eec\u9009\u62e9USB\uff0c\u70b9\u51fb\u4e0b\u4e00\u6b65\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/3.jpg\"><img loading=\"lazy\" title=\"3\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"3\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/3_thumb.jpg\" width=\"563\" height=\"488\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u20113 USB-Device Selection<\/p>\n<p>\u5728\u4e0a\u9762\u7684USB-Device Selection\u754c\u9762\u7684Device List\u4e2d\u9009\u62e9\u6211\u4eec\u8ba1\u7b97\u673a\u4e0a\u5df2\u7ecf\u8fde\u63a5\u7684USB\u4e32\u53e3\u8bbe\u5907\u3002\u9009\u62e9\u540e\uff0c\u4e0b\u65b9\u7684USB Manufacturer ID(Verdor ID)\u4ee5\u53caUSB Model Code(Product ID)\u5df2\u7ecf\u81ea\u52a8\u586b\u597d\u3002\u70b9\u51fb\u4e0b\u4e00\u6b65\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/4.jpg\"><img loading=\"lazy\" title=\"4\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"4\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/4_thumb.jpg\" width=\"563\" height=\"488\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u20114 Output Files Generation<\/p>\n<p>\u5728Output Files Generation\u754c\u9762\u4e2d\uff0c\u6211\u4eec\u9009\u62e9\u751f\u6210\u7684\u9a71\u52a8\u6587\u4ef6\uff08inf\u6587\u4ef6\uff09\u7684\u4fdd\u5b58\u4f4d\u7f6e\uff0c\u5728\u8fd9\u91cc\u6211\u4eec\u9009\u62e9\u9ed8\u8ba4\u7684\u4f4d\u7f6e\u3002\u70b9\u51fb\u4e0b\u4e00\u6b65\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/5.jpg\"><img loading=\"lazy\" title=\"5\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"5\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/5_thumb.jpg\" width=\"563\" height=\"488\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u20115 Installation Options<\/p>\n<p>\u5728\u4e0a\u9762\u7684\u754c\u9762\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u9009\u62e9\u7acb\u5373\u5b89\u88c5\u7a0b\u5e8f\uff0c\u8fd8\u662f\u8ba9\u5411\u5bfc\u5e2e\u6211\u4eec\u6253\u5f00\u751f\u6210\u7684\u9a71\u52a8\u7a0b\u5e8f\u6240\u5728\u7684\u6587\u4ef6\u5939\uff0c\u6216\u8005\u76f4\u63a5\u9000\u51fa\u5411\u5bfc\u3002\u5728\u6b64\uff0c\u6211\u4eec\u9009\u62e9\u76f4\u63a5\u5b89\u88c5\u751f\u6210\u7684\u9a71\u52a8\u7a0b\u5e8f\u3002\u70b9\u51fb\u5b8c\u6210\uff0c\u6b64\u65f6\u5411\u5bfc\u9000\u51fa\uff0c\u9a71\u52a8\u7a0b\u5e8f\u5b89\u88c5\u5b8c\u6210\u3002<\/p>\n<p>\u7531\u4e8e\u751f\u6210\u7684\u9a71\u52a8\u6587\u4ef6\u4e3a.inf\u6587\u4ef6\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u53f3\u51fbinf\u6587\u4ef6-\u9009\u62e9\u201c\u5b89\u88c5\u201d\uff0c\u4e5f\u53ef\u4ee5\u8fbe\u5230\u540c\u6837\u7684\u5b89\u88c5\u9a71\u52a8\u7a0b\u5e8f\u7684\u76ee\u7684\u3002<\/p>\n<p>\u5b89\u88c5\u5b8c\u6210\u4e4b\u540e\uff0c\u6253\u5f00\u8bbe\u5907\u7ba1\u7406\u5668\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0cUSB\u4e32\u53e3\u7684\u9a71\u52a8\u7a0b\u5e8f\u5df2\u7ecf\u6210\u529f\u5b89\u88c5\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/6.jpg\"><img loading=\"lazy\" title=\"6\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"6\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/6_thumb.jpg\" width=\"248\" height=\"104\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u20116 USB\u4e32\u53e3\u7a0b\u5e8f\u5df2\u7ecf\u6210\u529f\u5b89\u88c5<\/p>\n<h2><span id=\"nbspnbspnbsp_542_VISA_Interactive_Control\">&nbsp;&nbsp;&nbsp; 5.4.2 \u4f7f\u7528VISA Interactive Control\u5bf9\u8bbe\u5907\u8fdb\u884c\u7b80\u5355\u8c03\u8bd5<\/span><\/h2>\n<p>\u9a71\u52a8\u751f\u6210\u5e76\u5b89\u88c5\u5b8c\u6bd5\u4e4b\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7NI-VISA\u63d0\u4f9b\u7684VISA Interactive Control\u5de5\u5177\u5bf9\u5b89\u88c5\u7684VISA\u8d44\u6e90\u8fdb\u884c\u7b80\u5355\u7684\u6d4b\u8bd5\u4e0e\u8c03\u8bd5\u3002<\/p>\n<p>\u6253\u5f00VISA\u4ea4\u4e92\u63a7\u5236\u53f0\uff1a\u201c\u5f00\u59cb\u83dc\u5355&#8211;\u7a0b\u5e8f- National Instruments-VISA-VISA Interactive Control\u201d\u3002\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u7a0b\u5e8f\u4e2d\u5df2\u7ecf\u679a\u4e3e\u51fa\u8fde\u63a5\u5230\u8ba1\u7b97\u673a\u7684\u6240\u6709\u8d44\u6e90\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/7.jpg\"><img loading=\"lazy\" title=\"7\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"7\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/7_thumb.jpg\" width=\"403\" height=\"406\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u20117 VISA Interactive Control\u754c\u9762<\/p>\n<p>\u5728\u8be5\u754c\u9762\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u6240\u6709VISA\u8d44\u6e90\u4ee5\u53ca\u8d44\u6e90\u7684\u8bbe\u5907\u63cf\u8ff0\u7b26\u3002\u4ee5\u8bbe\u5907\u63cf\u8ff0\u7b26\u201cUSB0::0x1A86::0x7523::NI-VISA-0::RAW\u201d\u4e3a\u4f8b\uff0c\u8be5\u63cf\u8ff0\u7b26\u5177\u6709\u4e0b\u9762\u7684\u683c\u5f0f\uff1a<\/p>\n<p>USB[board]::manufacturer ID::model code::serial number[::USB interface number][::INSTR]<\/p>\n<p>\u56e0\u6b64\uff0c\u8bbe\u5907\u63cf\u8ff0\u7b26\u201cUSB0::0x1A86::0x7523::NI-VISA-0::RAW\u201d\u8868\u793a\u4e86\u8be5\u8bbe\u5907\u5177\u6709USB\u63a5\u53e3\uff0c\u4f4d\u4e8e\u677f\u53610\u4e0a\uff0c\u5382\u5bb6ID\u4e3a0x1A86\uff0c\u4ea7\u54c1ID\u4e3a0x7523\uff0c\u5e8f\u5217\u53f7\u4e3aNI-VISA-0\uff0c\u8bbe\u5907\u7c7b\u578b\u4e3aRAW\u3002<\/p>\n<p>\u6211\u4eec\u627e\u5230\u521a\u521a\u5b89\u88c5VISA\u9a71\u52a8\u7684USB\u4e32\u53e3\uff0c\u5e76\u53cc\u51fb\u3002\u6b64\u65f6VISA\u4ea4\u4e92\u63a7\u5236\u53f0\u4f1a\u5e2e\u6211\u4eec\u5efa\u7acb\u4e0e\u8be5\u8d44\u6e90\u7684\u4f1a\u8bdd\u3002\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/8.jpg\"><img loading=\"lazy\" title=\"8\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"8\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/8_thumb.jpg\" width=\"578\" height=\"403\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u20118 VISA\u4ea4\u4e92\u63a7\u5236\u53f0\u4f1a\u8bdd\u754c\u9762<\/p>\n<p>\u5728\u8be5\u4f1a\u8bdd\u754c\u9762\u7684Template\u6807\u7b7e\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u5e76\u8bbe\u7f6e\u8d44\u6e90\u7684\u5c5e\u6027\u3001\u9501\u5b9a\u6216\u89e3\u9501\u8d44\u6e90\u3001\u4f7f\u80fd\u6216\u7981\u6b62\u4e8b\u4ef6\uff0c\u5e76\u53ef\u4ee5\u67e5\u770b\u6216\u7b49\u5f85\u67d0\u4e8b\u4ef6\u3002<\/p>\n<p>Basic I\/O\u3001Interface I\/O\u4e24\u4e2a\u6807\u7b7e\u9875\u5206\u522b\u662f\u57fa\u4e8e\u6d88\u606f\u7684\u4f1a\u8bdd\u6d4b\u8bd5\u754c\u9762\u4e0eUSB\u63a5\u53e3\u7684\u6d88\u606f\u4f1a\u8bdd\u6d4b\u8bd5\u754c\u9762\u3002<\/p>\n<p>\u5728\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u7ed9\u8bbe\u5907\u8bbe\u5b9a\u5ef6\u65f6\u65f6\u95f4\uff08VI_ATTR_TMO_VALUE\uff09\u4e3a500\uff08\u8d85\u65f6\u65f6\u95f4\u4e3a500ms\uff09\uff0c\u7136\u540e\u5207\u6362\u5230Basic I\/O\u6807\u7b7e\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/9.jpg\"><img loading=\"lazy\" title=\"9\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"9\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/9_thumb.jpg\" width=\"578\" height=\"403\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u20119 \u4f1a\u8bdd\u7684Basic I\/O\u754c\u9762<\/p>\n<p>\u5728Basic I\/O\u6807\u7b7e\u7684viWrite\u754c\u9762\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5c1d\u8bd5\u7740\u5411\u8bbe\u5907\u5199\u5165\u6570\u636e\u3002\u5728Buffer\u6587\u672c\u6846\u4e2d\uff0c\u6211\u4eec\u8f93\u5165\u201cHello,world\u201d\uff0c\u70b9\u51fb<u>E<\/u>xecute\u3002<\/p>\n<p>\u7531\u4e8e\u6211\u4eec\u5df2\u7ecf\u5c06USB\u4e32\u53e3\u7684TXD\u3001RXD\u5f15\u811a\u77ed\u63a5\uff0c\u56e0\u6b64\u5207\u6362\u5230viRead\uff0c\u70b9\u51fb<u>E<\/u>xecute\u63a5\u6536\u7f13\u51b2\u533a\u7684\u5b57\u7b26\u4e32\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u521a\u53d1\u9001\u7684Hello,world\u5b57\u7b26\u5df2\u7ecf\u88ab\u6210\u529f\u63a5\u6536\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/10.jpg\"><img loading=\"lazy\" title=\"10\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"10\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/10_thumb.jpg\" width=\"578\" height=\"403\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u201110 \u6210\u529f\u63a5\u6536Hello,world\u5b57\u7b26<\/p>\n<h2><span id=\"nbspnbspnbsp_543_CVI\">&nbsp;&nbsp;&nbsp; 5.4.3 \u5728CVI\u4e0b\u5f00\u53d1\u6d4b\u8bd5\u7a0b\u5e8f<\/span><\/h2>\n<p>\u901a\u8fc7\u4e0a\u4e00\u5c0f\u8282\u4ea4\u4e92\u5f0f\u63a7\u5236\u53f0\u7684\u6a21\u62df\uff0c\u6211\u4eec\u5e94\u8be5\u5df2\u7ecf\u5927\u81f4\u4e0a\u4e86\u89e3\u4e86\u4f7f\u7528VISA\u8fdb\u884c\u8bbe\u5907\u8bfb\u5199\u64cd\u4f5c\u7684\u57fa\u672c\u6b65\u9aa4\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u5728CVI\u73af\u5883\u4e0b\u4f7f\u7528C\u8bed\u8a00\u5c06\u5bf9\u8bbe\u5907\u7684\u64cd\u4f5c\u5b9e\u73b0\u51fa\u6765\u3002<\/p>\n<p>\u5982\u524d\u6240\u8ff0\uff0c\u4f7f\u7528VISA\u5bf9\u8d44\u6e90\u8fdb\u884c\u64cd\u4f5c\u65f6\uff0c\u901a\u5e38\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u5b8c\u6210\uff1a<\/p>\n<p>\uff081\uff09 \u6253\u5f00\u8d44\u6e90\u7ba1\u7406\u5668\u53e5\u67c4<\/p>\n<p>\uff082\uff09 \u6253\u5f00\u8d44\u6e90\u53e5\u67c4\uff0c\u5efa\u7acb\u4e00\u4e2a\u4f1a\u8bdd<\/p>\n<p>\uff083\uff09 \u8bbe\u7f6e\u4f1a\u8bdd\u5c5e\u6027\uff0c\u53d1\u9001\u6d88\u606f\u6216\u8005\u8bbe\u7f6e\u8d44\u6e90\u4e2d\u7684\u5bc4\u5b58\u5668\u503c<\/p>\n<p>\uff084\uff09 \u91ca\u653e\u8d44\u6e90\u53e5\u67c4<\/p>\n<p>\uff085\uff09 \u91ca\u653eVISA\u8d44\u6e90\u7ba1\u7406\u5668\u53e5\u67c4<\/p>\n<p>\u4e0a\u9762\u4e94\u6b65\u9700\u8981\u6211\u4eec\u8c03\u7528\u51e0\u4e2aVISA\u5e38\u7528\u7684\u5e93\u51fd\u6570\u3002\u5176\u58f0\u660e\u4e0e\u542b\u4e49\u5982\u4e0b\uff1a<\/p>\n<p>\uff081\uff09viOpenDefaultRM(ViPSession sesn) \u6253\u5f00\u9ed8\u8ba4\u8d44\u6e90\u7ba1\u7406\u5668\u8d44\u6e90\u5bf9\u8bdd\u901a\u9053<\/p>\n<p>\uff082\uff09viOpen(ViSession sesn, ViRsrc rsrcName, ViAccessMode accessMode, ViUInt32 openTimeout, ViPSession vi) \u6253\u5f00\u7279\u5b9a\u8d44\u6e90\u7684\u5bf9\u8bdd\u901a\u9053<\/p>\n<p>\uff083\uff09viSetAttribute(ViObject vi, ViAttr attribute, ViAttrState attrState) \u8bbe\u7f6e\u8d44\u6e90\u5c5e\u6027\u72b6\u6001\u503c<\/p>\n<p>\uff084\uff09viWrite(ViSession vi, ViBuf buf, ViUInt32 count, ViPUInt32 retCount) \u5c06\u6570\u636e\u5199\u5165\u5230\u5668\u4ef6\u4e2d<\/p>\n<p>\uff085\uff09viRead(ViSession vi, ViPBuf buf, ViUInt32 count, ViPUInt32 retCount) \u4ece\u5668\u4ef6\u8bfb\u53d6\u6570\u636e<\/p>\n<p>\uff086\uff09viClose(ViObject vi) \u5173\u95ed\u6307\u5b9a\u7684\u4f1a\u8bdd<\/p>\n<p>\u4ee5\u4e0a\u51fd\u6570\u7684\u8fd4\u56de\u503c\u90fd\u662fViStatus\u7c7b\u578b\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u5efa\u7acb\u4e00\u4e2a\u5185\u5bb9\u5982\u4e0b\u7684C\u8bed\u8a00\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u5230\u65b0\u5efa\u7684\u5de5\u7a0b\u4e2d\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/11.jpg\"><img loading=\"lazy\" title=\"11\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"11\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/11_thumb.jpg\" width=\"526\" height=\"644\"><\/a><\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/12.jpg\"><img loading=\"lazy\" title=\"12\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"12\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/12_thumb.jpg\" width=\"538\" height=\"250\"><\/a><\/p>\n<p align=\"center\">\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cVISA\u53d1\u9001\u7684\u6570\u636e\u53ef\u80fd\u63a5\u6536\u4e00\u6b21\u5e76\u4e0d\u80fd\u63a5\u6536\u5b8c\u5168\uff0c\u6240\u4ee5\u6211\u4eec\u5728\u4e0a\u9762\u4ee3\u7801\u4e2d\u91c7\u53d6\u4e86\u5c1d\u8bd53\u6b21\u63a5\u6536\u7684\u65b9\u6cd5\u3002<\/p>\n<p>\u82e5\u4e0a\u8ff0\u4ee3\u7801\u8fd0\u884c\u6210\u529f\uff0c\u5219\u4f1a\u5728\u754c\u9762\u4e0a\u663e\u793a\u201cHello,world!\u201d\u5b57\u6837\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/13.jpg\"><img loading=\"lazy\" title=\"13\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"13\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/13_thumb.jpg\" width=\"330\" height=\"81\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u201111 VISA\u6d4b\u8bd5\u7a0b\u5e8f\u8fd0\u884c\u6210\u529f<\/p>\n<h1><span id=\"55\"><span style=\"font-family: \u5fae\u8f6f\u96c5\u9ed1\">5.5 \u63a2\u7d22\u4e0e\u5b9e\u9a8c<\/span><\/span><\/h1>\n<p>USB\u5177\u6709\u63a7\u5236\u4f20\u8f93\u3001\u6279\u91cf\u4f20\u8f93\u3001\u4e2d\u65ad\u4f20\u8f93\u3001\u540c\u6b65\u4f20\u8f93\u56db\u79cd\u4f20\u8f93\u7c7b\u578b\u3002NI-VISA\u652f\u6301\u6700\u5e38\u7528\u7684\u524d\u4e09\u79cd\u7c7b\u578b\u3002\u8fd9\u5c31\u662f\u8bf4\uff0c\u9664\u4e86USB\u58f0\u5361\u4e4b\u5916\uff0c\u5176\u4ed6\u5e38\u89c1\u7684USB\u8bbe\u5907\u5927\u90e8\u5206\u90fd\u53ef\u4ee5\u4f7f\u7528VISA\u5f00\u53d1\u9a71\u52a8\u3002<\/p>\n<h2><span id=\"nbspnbspnbsp_551\">&nbsp;&nbsp;&nbsp; 5.5.1 \u5b9e\u9a8c<\/span><\/h2>\n<p>\u4e3aUSB\u952e\u76d8\u5f00\u53d1VISA\u9a71\u52a8\uff0c\u5e76\u4e14\u901a\u8fc7\u7a0b\u5e8f\u83b7\u53d6\u952e\u76d8\u6309\u4e0b\u7684\u60c5\u51b5\u3002<\/p>\n<p><b>\u63d0\u793a\uff1a<\/b><\/p>\n<p>USB\u952e\u76d8\u91c7\u7528\u7684\u662f\u4e8b\u4ef6\u89e6\u53d1\u7684\u673a\u5236\u3002\u6211\u4eec\u5728VISA Interactive Control\u4e2d\u5f00\u542fVI_EVENT_USB_INSTR\u4e8b\u4ef6\u7684Handler\uff1a<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/14.jpg\"><img loading=\"lazy\" title=\"14\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"14\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/14_thumb.jpg\" width=\"578\" height=\"403\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u201112 \u5f00\u542fUSB\u952e\u76d8\u7684\u4e8b\u4ef6Handler<\/p>\n<p>\u6b64\u65f6\u5207\u6362\u5230viEventHandler\u754c\u9762\u3002\u5f53USB\u952e\u76d8\u88ab\u6309\u4e0b\u65f6\uff0c\u6b64\u65f6\u8be5\u6587\u672c\u6846\u4e2d\u4f1a\u51fa\u73b0\u76f8\u5e94\u7684\u4e8b\u4ef6\u7684\u63d0\u793a\u4fe1\u606f\u3002<\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7viInstallHandler()\u51fd\u6570\u5b89\u88c5\u56de\u8c03\u51fd\u6570\uff0c\u83b7\u53d6\u952e\u76d8\u6309\u952e\u7684\u60c5\u51b5\u3002<\/p>\n<h2><span id=\"nbspnbspnbsp_552\">&nbsp;&nbsp;&nbsp; 5.5.2 \u63a2\u7d22<\/span><\/h2>\n<p>\u8bf7\u5927\u5bb6\u901a\u8fc7\u81ea\u5df1\u5f00\u53d1\u7684\u57fa\u4e8eVISA\u7684\u9a71\u52a8\uff0c\u5c06\u5e38\u89c1\u7684USB\u952e\u76d8\u7684QWERTY\u952e\u503c\u6620\u5c04\u4e3aABCDEF\u952e\u503c\u3002<\/p>\n<p align=\"center\"><a href=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/15.jpg\"><img loading=\"lazy\" title=\"15\" style=\"border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px\" border=\"0\" alt=\"15\" src=\"http:\/\/img.liuwenhao.ink\/img\/LabWindowsCVI_B71\/15_thumb.jpg\" width=\"408\" height=\"308\"><\/a><\/p>\n<p align=\"center\">\u56fe 5\u201114 ABCDEF\u952e\u76d8<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u5728Windows\u4e0b\u5f00\u53d1\u8bbe\u5907\u9a71\u52a8\u91c7\u7528WDM\uff08Win32 Driver Model\uff09\u7684\u65b9\u6cd5\uff0c\u662fMicrosoft\u529b\u63a8\u7684\u5168\u65b0\u9a71\u52a8\u7a0b\u5e8f\u6a21\u5f0f\u3002WDM\u53ef\u4ee5\u5bf9PCI\u3001USB\u3001IEEE1394\u3001SCSI\u3001PCMCIA\u3001ISA\u3001EISA\u3001EIDE\u3001ECP\u548c\u4e32\u884c\u53e3\u7b49\u8bbe\u5907\u5f00\u53d1\u9a71\u52a8\u3002 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