{"id":1189,"date":"2020-08-11T16:10:07","date_gmt":"2020-08-11T08:10:07","guid":{"rendered":"https:\/\/www.lgscomputer.com\/?p=1189"},"modified":"2020-08-11T16:10:07","modified_gmt":"2020-08-11T08:10:07","slug":"%e5%b7%a5%e4%b8%9a%e4%b8%80%e4%bd%93%e6%9c%ba%e8%a7%a6%e6%91%b8%e7%94%b5%e8%84%91%e5%b8%b8%e7%94%a8%e7%9a%84%e6%8e%a5%e5%8f%a3%e4%bb%8b%e7%bb%8d%e4%b8%8e%e7%94%a8%e9%80%94","status":"publish","type":"post","link":"https:\/\/www.lgscomputer.com\/1189.html","title":{"rendered":"\u5de5\u4e1a\u4e00\u4f53\u673a\u89e6\u6478\u7535\u8111\u5e38\u7528\u7684\u63a5\u53e3\u4ecb\u7ecd\u4e0e\u7528\u9014"},"content":{"rendered":"

\u5de5\u4e1a\u4e00\u4f53\u673a\u89e6\u6478\u7535\u8111\u76ee\u524d\u5e38\u89c1\u63a5\u53e3\u6709USB2.0\/3.0\uff0cVGA\uff0cPCI-E\uff0cPCI\uff0cRS-232\/422\/485\u4e32\u53e3\uff0cLAN\uff0cSATA2.0\uff0cISA,RJ45\u7b49\uff0c\u5404\u63a5\u53e3\u7684\u4ecb\u7ecd\u7528\u9014\u5982\u4e0b\uff1a<\/p>\n

\"\"USB<\/strong>
\nUSB \u5373\u201cUniversal Serial Bus \u201d\uff0c\u4e2d\u6587\u540d\u79f0\u4e3a\u901a\u7528\u4e32\u884c\u603b\u7ebf\u3002\u8fd9\u662f\u8fd1\u51e0\u5e74\u9010\u6b65\u5728PC \u9886\u57df\u5e7f\u4e3a\u5e94\u7528\u7684\u65b0\u578b\u63a5\u53e3\u6280\u672f\u3002USB\u63a5\u53e3\u5177\u6709\u4f20\u8f93\u901f\u5ea6\u66f4\u5feb\uff0c\u652f\u6301\u70ed\u63d2\u62d4\u4ee5\u53ca\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\u7684\u7279\u70b9\uff0c\u548c\u6211\u4eec\u5916\u7f6e\u7684\u6570\u636e\u5b58\u50a8\u8bbe\u5907\u8fdb\u884c\u5feb\u901f\u4ea4\u4e92\uff0c\u5982U\u76d8\u3001\u786c\u76d8\u4e4b\u7c7b\u7684\u3002USB\u63a5\u53e3\u6709\u51e0\u79cd\uff1aUSB1.1\uff08\u6dd8\u6c70\u8fb9\u7f18\uff09\u3001USB2.0\u3001USB3.0\u3002\u7406\u8bba\u4e0aUSB1.1\u7684\u4f20\u8f93\u901f\u5ea6\u53ef\u4ee5\u8fbe\u523012Mbps\/\u79d2\uff0c\u800cUSB2.0\u5219\u53ef\u4ee5\u8fbe\u5230\u901f\u5ea6480Mbps\/\u79d2\uff0c\u5e76\u4e14\u53ef\u4ee5\u5411\u4e0b\u517c\u5bb9USB1.1\u3002\u5916\u89c2\u4e0a\uff1aUSB3.0\u662f\u84dd\u8272\u7684\u3002 USB2.0\u548cUSB3.0\u63a5\u53e3\u5f62\u6001\u4e0a\u662f\u4e00\u6837\u7684\uff0c\u901a\u7528\u3002 \u529f\u80fd\u4e0a\uff1aUSB3.0\u91c7\u7528\u591a\u901a\u9053\uff0c\u6570\u636e\u4f20\u8f93\u662f2.0\u768410\u500d\uff08\u7406\u8bba\uff09\u3002USB3.0\u662fUSB2.0\u7684\u5347\u7ea7\u4e0b\u4e00\u4ee3\u3002
\nUSB3.0\u7684\u8bbe\u5907\uff08\u6bd4\u5982USB3.0\u7684\u79fb\u52a8\u786c\u76d8\uff09\u5411\u4e0b\u517c\u5bb9USB2.0\uff0c\u4f46\u63a5\u4e0a\u540e\uff0c\u901f\u5ea6\u53ea\u67092.0\u7684\u901f\u5ea6\u3002\u6240\u4ee5\u8981\u914d\u5957\u4f7f\u7528\u624d\u80fd\u5b9e\u73b0\u9ad8\u901f\u901a\u8baf\u3002<\/p>\n

\"\"VGA<\/strong>
\nVGA\uff0c\u5373\u7535\u8111\u91c7\u7528VGA\u6807\u51c6\u8f93\u51fa\u6570\u636e\u7684\u4e13\u7528\u63a5\u53e3\uff0cVGA(Video Graphics Array)\u8fd8\u6709\u4e00\u4e2a\u540d\u79f0\u53ebD-Sub\u3002VGA\u63a5\u53e3\u5171\u670915\u9488\uff0c\u5206\u62103\u6392\uff0c\u6bcf\u63925\u4e2a\u5b54\uff0c\u663e\u5361\u4e0a\u5e94\u7528***\u4e3a\u5e7f\u6cdb\u7684\u63a5\u53e3\u7c7b\u578b\uff0c\u7edd\u5927\u591a\u6570\u663e\u5361\u90fd\u5e26\u6709\u6b64\u79cd\u63a5\u53e3\u3002\u5b83\u4f20\u8f93\u7ea2\u3001\u7eff\u3001\u84dd\u6a21\u62df\u4fe1\u53f7\u4ee5\u53ca\u540c\u6b65\u4fe1\u53f7(\u6c34\u5e73\u548c\u5782\u76f4\u4fe1\u53f7)\u3002\u4f7f\u7528VGA\u8fde\u63a5\u8bbe\u5907\uff0c\u7ebf\u7f06\u957f\u5ea6***\u4e0d\u8981\u8d85\u8fc710\u7c73\uff0c\u800c\u4e14\u8981\u6ce8\u610f\u63a5\u5934\u662f\u5426\u5b89\u88c5\u7262\u56fa\uff0c\u5426\u5219\u53ef\u80fd\u5f15\u8d77\u56fe\u50cf\u4e2d\u51fa\u73b0\u865a\u5f71\u3002\u7406\u8bba\u4e0a\u80fd\u591f\u652f\u63012048×1536\u5206\u8fa8\u7387\u753b\u9762\u4f20\u8f93\u3002VGA\u7531\u4e8e\u662f\u6a21\u62df\u4fe1\u53f7\u4f20\u8f93\uff0c\u6240\u4ee5\u5bb9\u6613\u53d7\u5e72\u6270\uff0c\u4fe1\u53f7\u8f6c\u6362\u5bb9\u6613\u5e26\u6765\u4fe1\u53f7\u7684\u635f\u5931\u3002\u57281080P\u5206\u8fa8\u7387\u4e0b\uff0c\u7528\u6237\u5c31\u53ef\u4ee5\u901a\u8fc7\u8089\u773c\u660e\u663e\u611f\u53d7\u5230\u753b\u9762\u7684\u635f\u5931\u3002\u5efa\u8bae1080P\u5206\u8fa8\u7387\u4ee5\u4e0b\u663e\u793a\u5668\u91c7\u7528\u3002 VGA\u662f\u76ee\u524d\u5e94\u7528\u5e7f\u6cdb\u7684\u663e\u793a\u5668\u63a5\u53e3\uff0c\u51e0\u4e4e\u7edd\u5927\u90e8\u5206\u7684\u4f4e\u7aef\u663e\u793a\u5668\u5747\u5e26\u6709VGA\u63a5\u53e3\uff0c\u4f46\u4e5f\u7531\u4e8e\u5b83\u7684\u7f3a\u70b9\u6bd4\u8f83\u660e\u663e\uff0c\u9ad8\u5206\u8fa8\u7387\u65e0\u6cd5\u8fbe\u5230\u5e94\u6709\u5237\u65b0\u7387\u53ca\u53ea\u6709\u56fe\u50cf\u8f93\u5165\u6ca1\u6709\u58f0\u97f3\u8f93\u5165\uff0c\u8ba9\u5b83\u5f88\u96be\u5728\u4e2d\u9ad8\u7aef\u7684\u663e\u793a\u5668\u4e2d\u6709\u53d1\u6325\u7684\u4f59\u5730\u3002<\/p>\n

PCI\u3001PCI-E<\/strong>
\nPCI\u3001PCI-E:\u8be5\u63a5\u53e3\uff08Pedpherd Component Interconnect\uff0c\u5468\u8fb9\u5143\u4ef6\u6269\u5c55\u63a5\u53e3\uff09\uff0cPCI\u603b\u7ebf\u662f\u4e00\u79cd\u540c\u6b65\u7684\u72ec\u7acb\u4e8e\u5904\u7406\u5668\u768432\u4f4d\u621664\u4f4d\u5c40\u90e8\u603b\u7ebf\uff0c\u9ad8\u5de5\u4f5c\u9891\u7387\u4e3a33MHz\uff0c\u5cf0\u503c\u901f\u5ea6\u572832\u4f4d\u65f6\u4e3a132MB\/s\uff0c64\u4f4d\u65f6\u4e3a264MB\/s\u3002<\/p>\n

RS-232\\422\\485<\/strong>
\nRS-232\u3001RS422\u548cRS-485 \u5747\u5c5e\u4e8eUART\u662f\u901a\u7528\u5f02\u6b65\u6536\u53d1\u4f20\u8f93\u5668\uff08Universal Asynchronous Receiver\/Transmitter)\uff0c\u4ec5\u7528\u4e24\u6839\u4fe1\u53f7\u7ebf\uff08Rx \u548cTx\uff09\u5c31\u53ef\u4ee5\u5b8c\u6210\u901a\u4fe1\u8fc7\u7a0b\uff1b
\n\u800c\u7531\u4e8e\u5404\u81ea\u4f7f\u7528\u7684\u7535\u5e73\u6709\u6240\u4e0d\u540c\uff0c\u56e0\u6b64\u7531UART\u8f6c\u6362\u4e3aRS-232\u3001RS422\u6216RS-485\u65f6\uff0c\u9700\u8981\u7ecf\u8fc7\u4e00\u4e2aSP3232E\u3001SP3485\uff08\u6216\u5219\u5176\u4ed6\u8f6c\u6362\u82af\u7247\uff09\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff1aRS-232\u3001RS-422\u3001RS-485 \u5b83\u4eec\u4ec5\u662f\u5173\u4e8eUART\u901a\u8baf\u7684\u4e00\u4e2a\u673a\u68b0\u548c\u7535\u6c14\u63a5\u53e3\u6807\u51c6\uff0c\u56e0\u6b64\u628aRS-232\u3001RS-422\u3001RS-485 \u79f0\u4e3a\u901a\u8baf\u534f\u8bae,\u8fd9\u662f\u5f88\u4e0d\u5e94\u8be5\u7684\uff08\u9876\u591a\u662f\u7f51\u7edc\u534f\u8bae\u4e2d\u7684\u7269\u7406\u5c42\u9762\uff09\u3002
\n\u7531UART\u7684\u4e24\u6761\u4fe1\u53f7\u7ebf TX\u548cRX\u8f6c\u6362\u4e3aRX-232\u7684 TX\u548cRX;<\/p>\n

RX-232\u63a5\u53e3\u7684\u4fe1\u53f7\u7535\u5e73\u503c\u8f83\u9ad8\uff0c\u6613\u635f\u574f\u63a5\u53e3\u7535\u8def\u7684\u82af\u7247\uff0c\u53c8\u56e0\u4e3a\u4e0eTTL\u7535\u5e73\u4e0d\u517c\u5bb9\u6545\u9700\u4f7f\u7528\u7535\u5e73\u8f6c\u6362\u7535\u8def\u65b9\u80fd\u4e0eTTL\u7535\u8def\u8fde\u63a5\u3002
\n\u4f20\u8f93\u901f\u7387\u8f83\u4f4e\uff0c\u5728\u5f02\u6b65\u4f20\u8f93\u65f6\uff0c\u6ce2\u7279\u7387\u4e3a20Kbps\u3002\u63a5\u53e3\u4f7f\u7528\u4e00\u6839\u4fe1\u53f7\u7ebf\u548c\u4e00\u6839\u4fe1\u53f7\u8fd4\u56de\u7ebf\u800c\u6784\u6210\u5171\u5730\u7684\u4f20\u8f93\u5f62\u5f0f\uff0c\u8fd9\u79cd\u5171\u5730\u4f20\u8f93\u5bb9\u6613\u4ea7\u751f\u5171\u6a21\u5e72\u6270\uff0c\u6240\u4ee5\u6297\u566a\u58f0\u5e72\u6270\u6027\u5f31\u3002RS-232\u63a5\u53e3\u53ef\u4ee5\u5b9e\u73b0\u70b9\u5bf9\u70b9\u7684\u901a\u4fe1\u65b9\u5f0f\uff0c\u4f46\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u80fd\u5b9e\u73b0\u8054\u7f51\u529f\u80fd\u3002\u4e8e\u662f\uff0c\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u4e00\u4e2a\u65b0\u7684\u6807\u51c6RS-485\u4ea7\u751f\u4e86\u3002\u56e0\u6b64RS-485\/RS-422\u6709\u8f83\u597d\u7684\u6297\u566a\u58f0\u5e72\u6270\u6027
\n\"\"\u6027\u80fd\u6bd4\u8f83<\/strong><\/p>\n

1\u3001\u901a\u4fe1\u80fd\u529b\uff1a<\/strong>RS-485 \u63a5\u53e3\u5728\u603b\u7ebf\u4e0a\u662f\u5141\u8bb8\u8fde\u63a5\u591a\u8fbe128\u4e2a\u6536\u53d1\u5668\uff0c\u7528\u6237\u53ef\u4ee5\u5229\u7528\u5355\u4e00\u7684 RS-485 \u63a5\u53e3\u65b9\u4fbf\u5730\u5efa\u7acb\u8d77\u8bbe\u5907\u7f51\u7edc\u3002RS-232\u53ea\u5141\u8bb8\u4e00\u5bf9\u4e00\u901a\u4fe1\u3002
\nRS-422\u53ef\u652f\u630110\u4e2a\u8282\u70b9\uff0cRS-485\u652f\u630132\u4e2a\u8282\u70b9\uff0c\u56e0\u6b64\u591a\u8282\u70b9\u6784\u6210\u7f51\u7edc\u3002
\n\u7f51\u7edc\u62d3\u6251\u4e00\u822c\u91c7\u7528\u7ec8\u7aef\u5339\u914d\u7684\u603b\u7ebf\u578b\u7ed3\u6784\uff0c\u4e0d\u652f\u6301\u73af\u5f62\u6216\u661f\u5f62\u7f51\u7edc\u3002<\/p>\n

2\u3001\u4fe1\u53f7\u7ebf\uff1a<\/strong>RS485 \u63a5\u53e3\u7ec4\u6210\u7684\u534a\u53cc\u5de5\u7f51\u7edc\uff0c\u4e00\u822c\u53ea\u9700\u4e8c\u6839\u4fe1\u53f7\u7ebf\u3002RS-232 \u53e3\u4e00\u822c\u53ea\u4f7f\u7528 RXD\u3001TXD\u3001GND \u4e09\u6761\u7ebf \u3002<\/p>\n

3\u3001\u7535\u6c14\u7535\u5e73\u503c\uff1a<\/strong>RS-485\u7684\u903b\u8f91\u201d1\u201d\u4ee5\u4e24\u7ebf\u95f4\u7684\u7535\u538b\u5dee\u4e3a+\uff082-6\uff09 V \u8868\u793a\uff1b\u903b\u8f91\u201d0\u201d\u4ee5\u4e24\u7ebf\u95f4\u7684\u7535\u538b\u5dee\u4e3a-\uff082-6\uff09V \u8868 \u793a \u3002\u5728 RS-232-C \u4e2d\u4efb\u4f55\u4e00\u6761\u4fe1\u53f7\u7ebf\u7684\u7535\u538b\u5747\u4e3a\u8d1f\u903b\u8f91\u5173\u7cfb\u3002\u5373\uff1a\u903b\u8f91\u201d1\u201d\uff0c-5- -15V\uff1b\u903b\u8f91\u201d0 \u201d +5- +15V \u3002<\/p>\n

4\u3001\u4f20\u8f93\u901f\u7387\uff1a<\/strong>RS-232\u4f20\u8f93\u901f\u7387\u8f83\u4f4e\uff0c\u5728\u5f02\u6b65\u4f20\u8f93\u65f6\uff0c\u6ce2\u7279\u7387\u4e3a 20Kbps\u3002RS-485 \u7684\u6570\u636e***\u4f20\u8f93\u901f\u7387\u4e3a 10Mbps \u3002<\/p>\n

5\u3001\u4f20\u8f93\u901f\u7387\uff1a<\/strong>RS-232\u4f20\u8f93\u901f\u7387\u8f83\u4f4e\uff0c\u5728\u5f02\u6b65\u4f20\u8f93\u65f6\uff0c\u6ce2\u7279\u7387\u4e3a 20Kbps\u3002RS-485 \u7684\u6570\u636e***\u4f20\u8f93\u901f\u7387\u4e3a 10Mbps \u3002<\/p>\n

6\u3001 \u6297\u5e72\u6270\u6027\uff1a<\/strong>RS485 \u63a5\u53e3\u662f\u91c7\u7528\u5e73\u8861\u9a71\u52a8\u5668\u548c\u5dee\u5206\u63a5\u6536\u5668\u7684\u7ec4\u5408\uff0c\u6297\u566a\u58f0\u5e72\u6270\u6027\u597d\u3002RS232 \u63a5\u53e3\u4f7f\u7528\u4e00\u6839\u4fe1\u53f7\u7ebf\u548c\u4e00\u6839\u4fe1\u53f7\u8fd4\u56de\u7ebf\u800c\u6784\u6210\u5171\u5730\u7684\u4f20\u8f93\u5f62\u5f0f\uff0c\u8fd9\u79cd\u5171\u5730\u4f20\u8f93\u5bb9\u6613\u4ea7\u751f\u5171\u6a21\u5e72\u6270\u3002<\/p>\n

LAN:<\/strong>\u5c31\u662f\u6211\u4eec\u4fd7\u79f0\u7684\u7f51\u53e3\u3002<\/p>\n

SATA2.0:<\/strong>\u5c31\u662f\u6211\u4eec\u4fd7\u79f0\u7684\u5185\u7f6e\u786c\u76d8\u63a5\u53e3\u3002<\/p>\n

RJ45:<\/strong>\u8fd9\u4e2a\u63a5\u53e3\u7a0d\u5fae\u4e0d\u5e38\u89c1\u4e9b\uff0c\u5b83\u662f\u5e03\u7ebf\u7cfb\u7edf\u4e2d\u4fe1\u606f\u63d2\u5ea7\uff08\u5373\u901a\u4fe1\u5f15\u51fa\u7aef\uff09\u8fde\u63a5\u5668\u7684\u4e00\u79cd\uff0c\u8fde\u63a5\u5668\u7531\u63d2\u5934\uff08\u63a5\u5934\u3001\u6c34\u6676\u5934\uff09\u548c\u63d2\u5ea7\uff08\u6a21\u5757\uff09\u7ec4\u6210\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5de5\u4e1a\u4e00\u4f53\u673a\u89e6\u6478\u7535\u8111\u76ee\u524d\u5e38\u89c1\u63a5\u53e3\u6709USB2.0\/3.0\uff0cVGA\uff0cPCI-E\uff0cPCI\uff0cRS-232\/422\/485 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1189","post","type-post","status-publish","format-standard","hentry","category-xinwenzhongxin"],"_links":{"self":[{"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/posts\/1189","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/comments?post=1189"}],"version-history":[{"count":0,"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/posts\/1189\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/media?parent=1189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/categories?post=1189"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lgscomputer.com\/wp-json\/wp\/v2\/tags?post=1189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}