{"id":9918,"date":"2022-09-16T21:25:37","date_gmt":"2022-09-16T13:25:37","guid":{"rendered":"http:\/\/www.szryc.com\/?p=9918"},"modified":"2022-09-16T21:25:37","modified_gmt":"2022-09-16T13:25:37","slug":"sn65hvd1786dr%e5%9e%8b%e5%8f%b7%e6%8e%a5%e5%8f%a3%e8%8a%af%e7%89%87%e7%9a%84%e4%ba%a7%e5%93%81%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=9918","title":{"rendered":"SN65HVD1786DR\u578b\u53f7\u63a5\u53e3\u82af\u7247\u7684\u4ea7\u54c1\u4ecb\u7ecd"},"content":{"rendered":"<p>SN65HVD1786DR\u578b\u53f7<u>\u5143\u5668\u4ef6<\/u>\u662f\u4e00\u6b3e<u>\u63a5\u53e3\u82af\u7247<\/u>\u3001<u>\u6536\u53d1\u5668<\/u>\uff0cSN65HVD17xx \u7cfb\u5217\u7531\u534a\u53cc\u5de5\u548c\u5168\u53cc\u5de5\u6536\u53d1\u5668\u7ec4\u6210\uff0c\u53ef\u7528\u4e8e\u5f02\u6b65<u>\u6570\u636e\u901a\u4fe1<\/u>\uff0c\u534a\u53cc\u5de5\u5b9e\u73b0\u9700\u8981\u4e00\u4e2a\u4fe1\u53f7\u5bf9(\u4e24\u6839\u7ebf)\uff0c\u800c\u5168\u53cc\u5de5\u5b9e\u73b0\u9700\u8981\u4e24\u4e2a\u4fe1\u53f7\u5bf9(\u56db\u6839\u7ebf)\uff0c\u9a71\u52a8\u5668\u548c\u63a5\u6536\u5668\u4f7f\u80fd\u5f15\u811aSN65HVD17xx \u7cfb\u5217\u5141\u8bb8\u63a7\u5236\u6570\u636e\u6d41\u7684\u65b9\u5411\u3002\u7531\u4e8e\u591a\u4e2a\u6536\u53d1\u5668\u5f88\u5e38\u89c1\u8981\u5171\u4eab\u516c\u5171\u901a\u4fe1\u603b\u7ebf\uff0c\u5e94\u5728\u7cfb\u7edf\u7ea7\u522b\u6ce8\u610f\u786e\u4fdd\u53ea\u6709\u4e00\u4e2a\u9a71\u52a8\u7a0b\u5e8f\u4e00\u6b21\u542f\u7528\uff0c\u8fd9\u907f\u514d\u4e86\u603b\u7ebf\u4e89\u7528\uff0c\u5373\u591a\u4e2a\u9a71\u52a8\u7a0b\u5e8f\u5c1d\u8bd5\u53d1\u9001\u6570\u636e\u7684\u6545\u969c\u60c5\u51b5\u540c\u65f6\u3002<\/p>\n<p><u>RS-485<\/u>\u00a0\u6536\u53d1\u5668\u7684 SN65HVD17xx \u7cfb\u5217\u8bbe\u8ba1\u4e3a\u4ee5\u9ad8\u8fbe 115 kbps \u7684\u901f\u5ea6\u8fd0\u884c\u30011 Mbps(HVD1786 \u548c HVD1792)\u6216 10 Mbps(HVD1787 \u6216 HVD1793)\u5e76\u53ef\u627f\u53d7\u00a0<u>DC<\/u>\u603b\u7ebf\u63a5\u53e3\u5f15\u811a\u4e0a\u7684\u8fc7\u538b\u6545\u969c\uff0c\u8fd9\u6709\u52a9\u4e8e\u4fdd\u62a4\u8bbe\u5907\u514d\u53d7\u635f\u574f<u>\u7535\u6e90<\/u>\u76f4\u63a5<u>\u77ed\u8def<\/u>\u3001<u>\u7535\u7f06<\/u>\u63a5\u7ebf\u9519\u8bef\u3001<u>\u8fde\u63a5\u5668<\/u>\u6545\u969c\u6216\u5176\u4ed6\u5e38\u89c1\u6545\u969c\u3002\u63a5\u4e0b\u6765\u4e00\u8d77\u770b\u770bSN65HVD1786DR\u578b\u53f7\u63a5\u53e3\u82af\u7247\u7684\u4ea7\u54c1\u4fe1\u606f\u3002<\/p>\n<p>\u89c4\u683c\u53c2\u6570<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9920\" title=\"poYBAGMkOjCAQLi_AAA-J18dyv0674\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/poYBAGMkOjCAQLi_AAA-J18dyv0674.png\" alt=\"poYBAGMkOjCAQLi_AAA-J18dyv0674\" width=\"476\" height=\"464\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/poYBAGMkOjCAQLi_AAA-J18dyv0674.png 476w, http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/poYBAGMkOjCAQLi_AAA-J18dyv0674-300x292.png 300w\" sizes=\"(max-width: 476px) 100vw, 476px\" \/><\/p>\n<p>\u5c01\u88c5\u710a\u76d8\u56fe<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9921\" title=\"pYYBAGMkOjGAKARMAAAcbzNVoSI851\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/pYYBAGMkOjGAKARMAAAcbzNVoSI851.png\" alt=\"pYYBAGMkOjGAKARMAAAcbzNVoSI851\" width=\"307\" height=\"197\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/pYYBAGMkOjGAKARMAAAcbzNVoSI851.png 307w, http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/pYYBAGMkOjGAKARMAAAcbzNVoSI851-300x193.png 300w\" sizes=\"(max-width: 307px) 100vw, 307px\" \/><\/p>\n<p>\u5f15\u811a\u529f\u80fd\u56fe<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9922\" title=\"pYYBAGMkOjGAEdY4AAAj3L0NjbY757\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/pYYBAGMkOjGAEdY4AAAj3L0NjbY757.png\" alt=\"pYYBAGMkOjGAEdY4AAAj3L0NjbY757\" width=\"242\" height=\"141\" \/><\/p>\n<p>\u529f\u80fd\u6846\u56fe<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9923\" title=\"poYBAGMkOjGAU1FAAABVzQYr4Hg246\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/poYBAGMkOjGAU1FAAABVzQYr4Hg246.png\" alt=\"poYBAGMkOjGAU1FAAABVzQYr4Hg246\" width=\"335\" height=\"394\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/poYBAGMkOjGAU1FAAABVzQYr4Hg246.png 335w, http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/poYBAGMkOjGAU1FAAABVzQYr4Hg246-255x300.png 255w\" sizes=\"(max-width: 335px) 100vw, 335px\" \/><\/p>\n<p>\u5178\u578b\u5e94\u7528\u56fe<\/p>\n<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-9924\" title=\"pYYBAGMkOjGABlm1AADub6UKH78564\" src=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/pYYBAGMkOjGABlm1AADub6UKH78564.png\" alt=\"pYYBAGMkOjGABlm1AADub6UKH78564\" width=\"671\" height=\"484\" srcset=\"http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/pYYBAGMkOjGABlm1AADub6UKH78564.png 671w, http:\/\/www.szryc.com\/wp-content\/uploads\/2022\/09\/pYYBAGMkOjGABlm1AADub6UKH78564-300x216.png 300w\" sizes=\"(max-width: 671px) 100vw, 671px\" \/><\/p>\n<p>SN65HVD178x \u5668\u4ef6\u662f\u534a\u53cc\u5de5\u7684\uff0c\u56e0\u6b64\u8fde\u63a5\u4e86\u53d1\u9001\u5668\u548c\u63a5\u6536\u5668\u603b\u7ebf\u63a5\u53e3\u5185\u90e8\u4e00\u8d77\uff0cSN65HVD179x \u7cfb\u5217\u5c06\u8fd9\u4e24\u4e2a\u63a5\u53e3\u5206\u5f00\uff0c\u5141\u8bb8\u5168\u53cc\u5de5\u6c9f\u901a\u3002 \u4f4e\u63a5\u6536\u5668\u8d1f\u8f7d\u5141\u8bb8\u591a\u8fbe 256 \u4e2a\u8282\u70b9\u5171\u4eab\u4e00\u4e2a\u516c\u5171\u00a0<u>RS<\/u>-485 \u603b\u7ebf\uff0c\u8fd9\u5668\u4ef6\u5177\u6709\u5bbd\u5171\u6a21\u8303\u56f4\u4ee5\u53ca\u6545\u969c\u5b89\u5168\u63a5\u6536\u5668\uff0c\u53ef\u786e\u4fdd\u7a33\u5b9a\u7684\u903b\u8f91\u7535\u5e73\u5728\u603b\u7ebf<u>\u5f00\u8def<\/u>\u3001\u77ed\u8def\u6216\u7a7a\u95f2\u6761\u4ef6\u4e0b\u8f93\u51fa\u3002<\/p>\n<p>\u5728 HVD17xx \u7cfb\u5217 RS-485 \u8bbe\u5907\u4e2d\uff0c\u63a5\u6536\u5668\u6545\u969c\u4fdd\u62a4\u662f\u901a\u8fc7\u504f\u79fb\u63a5\u6536\u5668\u9608\u503c\u6765\u5b9e\u73b0\u7684\u56e0\u6b64\u201c\u8f93\u5165\u4e0d\u786e\u5b9a\u201d\u8303\u56f4\u4e0d\u5305\u62ec\u96f6\u4f0f\u5dee\u5206\uff0c\u4e3a\u4e86\u7b26\u5408 RS-422\u548c RS-485 \u6807\u51c6\uff0c\u5f53\u5dee\u5206\u8f93\u5165 VID \u66f4\u6b63\u65f6\uff0c\u63a5\u6536\u5668\u8f93\u51fa\u5fc5\u987b\u8f93\u51fa\u9ad8\u7535\u5e73\u5927\u4e8e 200 mV\uff0c\u5e76\u4e14\u5f53 VID \u6bd4 -200 mV \u66f4\u8d1f\u65f6\u5fc5\u987b\u8f93\u51fa\u4f4e\u7535\u5e73\u3002<\/p>\n<p>\u5bf9\u4e8e HVD17xx \u5668\u4ef6\uff0c\u5178\u578b\u7684\u6297\u6270\u5ea6\u901a\u5e38\u7ea6\u4e3a 150 mV\uff0c\u5373\u8d1f\u566a\u58f0\u7535\u5e73\u9700\u8981\u8d85\u8fc7 VIT\u2013\u9608\u503c(VIT- TYP = \u2013150 mV)\u3002\u5728\u6700\u574f\u7684\u60c5\u51b5\u4e0b\uff0c\u6545\u969c\u4fdd\u62a4\u566a\u58f0\u6297\u6270\u5ea6\u6c38\u8fdc\u4e0d\u4f1a\u5c0f\u4e8e 40 mV\uff0c\u7531\u6700\u5927\u6b63\u9608\u503c(VIT+ MAX = \u201310 mV)\u52a0\u4e0a\u6700\u5c0f\u503c\u6ede\u540e\u7535\u538b(VHYS\u00a0<u>MI<\/u>N = 30 mV)\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fSN65HVD1786DR\u578b\u53f7\u63a5\u53e3\u82af\u7247\u7684\u4ea7\u54c1\u4ecb\u7ecd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SN65HVD1786DR\u578b\u53f7\u5143\u5668\u4ef6\u662f\u4e00\u6b3e\u63a5\u53e3\u82af\u7247\u3001\u6536\u53d1\u5668\uff0cSN65HVD17xx \u7cfb\u5217\u7531\u534a\u53cc\u5de5\u548c\u5168\u53cc\u5de5\u6536\u53d1\u5668 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"_links":{"self":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/9918"}],"collection":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9918"}],"version-history":[{"count":1,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/9918\/revisions"}],"predecessor-version":[{"id":9925,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/9918\/revisions\/9925"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9918"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9918"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9918"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}