{"id":1092,"date":"2016-12-17T14:55:06","date_gmt":"2016-12-17T06:55:06","guid":{"rendered":"https:\/\/yanjingang.com\/blog\/?p=1092"},"modified":"2018-12-17T20:23:07","modified_gmt":"2018-12-17T12:23:07","slug":"%e5%b0%8f%e7%8c%aa%e5%ad%a6arduino-1602%e6%b6%b2%e6%99%b6%e6%98%be%e7%a4%ba%e5%b1%8f","status":"publish","type":"post","link":"https:\/\/yanjingang.com\/blog\/?p=1092","title":{"rendered":"\u5c0f\u732a\u5b66arduino\u20141602LCD\u6db2\u6676\u663e\u793a\u5c4f"},"content":{"rendered":"<p>\u672c\u6b21\u5b9e\u9a8c\u4f7f\u7528arduino\u76f4\u63a5\u9a71\u52a81602\u6db2\u6676\u663e\u793a\u5b57\u6bcd\u3002<br \/>\n1602\u6db2\u6676\u5728\u5e94\u7528\u4e2d\u975e\u5e38\u5e7f\u6cdb\uff0c\u6700\u521d\u76841602\u6db2\u6676\u4f7f\u7528\u7684\u662fHD44780\u63a7\u5236\u5668\uff0c\u73b0\u5728\u5404\u4e2a\u5382\u5bb6\u76841602\u6a21\u5757\u57fa\u672c\u4e0a\u90fd\u662f\u91c7\u7528\u4e86\u4e0e\u4e4b\u517c\u5bb9\u7684IC\uff0c\u6240\u4ee5\u7279\u6027\u4e0a\u57fa\u672c\u90fd\u662f\u4e00\u81f4\u7684\u3002<\/p>\n<p>1602LCD\u4e3b\u8981\u6280\u672f\u53c2\u6570<br \/>\n\u663e\u793a\u5bb9\u91cf\u4e3a16\u00d72\u4e2a\u5b57\u7b26\uff1b<br \/>\n\u82af\u7247\u5de5\u4f5c\u7535\u538b\u4e3a4.5\uff5e5.5V\uff1b<br \/>\n\u5de5\u4f5c\u7535\u6d41\u4e3a2.0mA\uff085.0V\uff09\uff1b<br \/>\n\u6a21\u5757\u6700\u4f73\u5de5\u4f5c\u7535\u538b\u4e3a5.0V\uff1b<br \/>\n\u5b57\u7b26\u5c3a\u5bf8\u4e3a2.95\u00d74.35\uff08W\u00d7H\uff09mm\u3002<\/p>\n<p>1602\u91c7\u7528\u6807\u51c6\u768416\u811a\u63a5\u53e3\uff0c\u5176\u4e2d:<br \/>\n\u7b2c1\u811a\uff1aVSS\u4e3a\u5730\u7535\u6e90<br \/>\n\u7b2c2\u811a\uff1aVDD\u63a55V\u6b63\u7535\u6e90<br \/>\n\u7b2c3\u811a\uff1aV0\u4e3a\u6db2\u6676\u663e\u793a\u5668\u5bf9\u6bd4\u5ea6\u8c03\u6574\u7aef\uff0c\u63a5\u6b63\u7535\u6e90\u65f6\u5bf9\u6bd4\u5ea6\u6700\u5f31\uff0c\u63a5\u5730\u7535\u6e90\u65f6\u5bf9\u6bd4\u5ea6\u6700\u9ad8\uff0c\u5bf9\u6bd4\u5ea6\u8fc7\u9ad8\u65f6\u4f1a\u4ea7\u751f\u201c\u9b3c\u5f71\u201d\uff0c\u4f7f\u7528\u65f6\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a10K\u7684\u7535\u4f4d\u5668\u8c03\u6574\u5bf9\u6bd4\u5ea6<br \/>\n\u7b2c4\u811a\uff1aRS\u4e3a\u5bc4\u5b58\u5668\u9009\u62e9\uff0c\u9ad8\u7535\u5e73\u65f6\u9009\u62e9\u6570\u636e\u5bc4\u5b58\u5668\u3001\u4f4e\u7535\u5e73\u65f6\u9009\u62e9\u6307\u4ee4\u5bc4\u5b58\u5668\u3002<br \/>\n\u7b2c5\u811a\uff1aR\/W\u4e3a\u8bfb\u5199\u4fe1\u53f7\u7ebf\uff0c\u9ad8\u7535\u5e73\u65f6\u8fdb\u884c\u8bfb\u64cd\u4f5c\uff0c\u4f4e\u7535\u5e73\u65f6\u8fdb\u884c\u5199\u64cd\u4f5c\u3002\u5f53RS\u548cRW\u5171\u540c\u4e3a\u4f4e\u7535\u5e73\u65f6\u53ef\u4ee5\u5199\u5165\u6307\u4ee4\u6216\u8005\u663e\u793a\u5730\u5740\uff0c\u5f53RS\u4e3a\u4f4e\u7535\u5e73RW\u4e3a\u9ad8\u7535\u5e73\u65f6\u53ef\u4ee5\u8bfb\u4fe1\u53f7\uff0c\u5f53RS\u4e3a\u9ad8\u7535\u5e73RW\u4e3a\u4f4e\u7535\u5e73\u65f6\u53ef\u4ee5\u5199\u5165\u6570\u636e\u3002<br \/>\n\u7b2c6\u811a\uff1aE\u7aef\u4e3a\u4f7f\u80fd\u7aef\uff0c\u5f53E\u7aef\u7531\u9ad8\u7535\u5e73\u8df3\u53d8\u6210\u4f4e\u7535\u5e73\u65f6\uff0c\u6db2\u6676\u6a21\u5757\u6267\u884c\u547d\u4ee4\u3002<br \/>\n\u7b2c7\uff5e14\u811a\uff1aD0\uff5eD7\u4e3a8\u4f4d\u53cc\u5411\u6570\u636e\u7ebf\u3002<br \/>\n\u7b2c15\u811a\uff1a\u80cc\u5149\u7535\u6e90\u6b63\u6781<br \/>\n\u7b2c16\u811a\uff1a\u80cc\u5149\u7535\u6e90\u8d1f\u6781<\/p>\n<p>1602\u76f4\u63a5\u4e0earduino\u901a\u4fe1\uff0c\u6839\u636e\u4ea7\u54c1\u624b\u518c\u63cf\u8ff0\uff0c\u52068\u4f4d\u8fde\u63a5\u6cd5\u4e0e4\u4f4d\u8fde\u63a5\u6cd5\uff0c\u672c\u5b9e\u9a8c\u4f7f\u75288\u4f4d\u8fde\u63a5\u6cd5\u3002\u786c\u4ef6\u8fde\u63a5\u65b9\u5f0f\u5982\u4e0b\u56fe\u597d\u7535\u8def\u540e\uff0c\u5c31\u53ef\u4ee5\u5f00\u59cb\u7f16\u5199\u7a0b\u5e8f\u4e86\u3002<br \/>\n8\u4f4d\u8fde\u63a5\u6cd5\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/?attachment_id=1097\" rel=\"attachment wp-att-1097\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-1097\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/\u672a\u547d\u540d.png\" alt=\"%e6%9c%aa%e5%91%bd%e5%90%8d\" width=\"467\" height=\"294\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/\u672a\u547d\u540d.png 467w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/\u672a\u547d\u540d-300x189.png 300w\" sizes=\"(max-width: 467px) 100vw, 467px\" \/><\/a><\/p>\n<p>4\u4f4d\u8fde\u63a5\u6cd5\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/?attachment_id=1095\" rel=\"attachment wp-att-1095\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-1095\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/\u5c4f\u5e55\u5feb\u7167-2016-12-17-14.46.25.png\" alt=\"%e5%b1%8f%e5%b9%95%e5%bf%ab%e7%85%a7-2016-12-17-14-46-25\" width=\"533\" height=\"343\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/\u5c4f\u5e55\u5feb\u7167-2016-12-17-14.46.25.png 533w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/\u5c4f\u5e55\u5feb\u7167-2016-12-17-14.46.25-300x193.png 300w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/><\/a><\/p>\n<p>8\u4f4d\u4e0e4\u4f4d\u8fde\u63a5\u6cd5\u9664\u521d\u59cb\u5316\u65f6\u4e0d\u540c\uff0c\u5176\u5b83\u662f\u4e00\u6837\u7684\u3002<\/p>\n<p>\u5728Arduino\u7684\u5b89\u88c5\u76ee\u5f55\u4e0b\\libraries\\LiquidCrystal\u53ef\u4ee5\u67e5\u770b\u5230\u51fd\u6570\u7684\u539f\u578b<br \/>\nLiquidCrystal()\u2014\u2014\u5b9a\u4e49\u4f60\u7684LCD\u7684\u63a5\u53e3\uff1a\u5404\u4e2a\u5f15\u811a\u8fde\u63a5\u7684I\/O\u53e3\u7f16\u53f7\uff0c\u683c\u5f0f\u4e3aLiquidCrystal(rs, enable, d4, d5, d6, d7)<br \/>\nLiquidCrystal(rs, rw, enable, d4, d5, d6, d7)<br \/>\nLiquidCrystal(rs, enable, d0, d1, d2, d3, d4, d5, d6, d7)<br \/>\nLiquidCrystal(rs, rw, enable, d0, d1, d2, d3, d4, d5, d6, d7)<br \/>\nbegin()\u2014\u2014\u5b9a\u4e49LCD\u7684\u957f\u5bbd\uff08n\u5217\u00d7n\u884c\uff09\uff0c\u683c\u5f0flcd.begin(cols, rows)<br \/>\nclear()\u2014\u2014\u6e05\u7a7aLCD\uff0c\u683c\u5f0flcd.clear()<br \/>\nhome()\u2014\u2014\u628a\u5149\u6807\u79fb\u56de\u5de6\u4e0a\u89d2\uff0c\u5373\u4ece\u5934\u5f00\u59cb\u8f93\u51fa\uff0c\u683c\u5f0flcd.home()<br \/>\nsetCursor()\u2014\u2014\u79fb\u52a8\u5149\u6807\u5230\u7279\u5b9a\u4f4d\u7f6e\uff0c\u683c\u5f0flcd.setCursor(col, row)<br \/>\nwrite()\u2014\u2014\u5728\u5c4f\u5e55\u4e0a\u663e\u793a\u5185\u5bb9\uff08\u5fc5\u987b\u662f\u4e00\u4e2a\u53d8\u91cf\uff0c\u5982\u201dSerial.read()\u201d\uff09\uff0c\u683c\u5f0flcd.write(data)<br \/>\nprint()\u2014\u2014\u5728\u5c4f\u5e55\u4e0a\u663e\u793a\u5185\u5bb9\uff08\u5b57\u6bcd\u3001\u5b57\u7b26\u4e32\uff0c\u7b49\u7b49\uff09\uff0c\u683c\u5f0flcd.print(data)<br \/>\nlcd.print(data, BASE)<br \/>\ncursor()\u2014\u2014\u663e\u793a\u5149\u6807\uff08\u4e00\u6761\u4e0b\u5212\u7ebf\uff09\uff0c\u683c\u5f0flcd.cursor()<br \/>\nnoCursor()\u2014\u2014\u9690\u85cf\u5149\u6807\uff0c\u683c\u5f0flcd.noCursor()<br \/>\nblink()\u2014\u2014\u95ea\u70c1\u5149\u6807\uff0c\u683c\u5f0flcd.blink()<br \/>\nnoBlink()\u2014\u2014\u5149\u6807\u505c\u6b62\u95ea\u70c1\uff0c\u683c\u5f0flcd.noBlink()<br \/>\ndisplay()\u2014\u2014\uff08\u5728\u4f7f\u7528noDisplay()\u51fd\u6570\u5173\u95ed\u663e\u793a\u540e\uff09\u6253\u5f00\u663e\u793a\uff08\u5e76\u6062\u590d\u539f\u6765\u5185\u5bb9\uff09\uff0c\u683c\u5f0flcd.display()<br \/>\nnoDisplay()\u2014\u2014\u5173\u95ed\u663e\u793a\uff0c\u4f46\u4e0d\u4f1a\u4e22\u5931\u539f\u6765\u663e\u793a\u7684\u5185\u5bb9\uff0c\u683c\u5f0f\u4e3alcd.noDisplay()<br \/>\nscrollDisplayLeft()\u2014\u2014\u628a\u663e\u793a\u7684\u5185\u5bb9\u5411\u5de6\u6eda\u52a8\u4e00\u683c\uff0c\u683c\u5f0flcd.scrollDisplayLeft()<br \/>\nscrollDisplayRight()\u2014\u2014\u628a\u663e\u793a\u7684\u5185\u5bb9\u5411\u53f3\u6eda\u52a8\u4e00\u683c\uff0c\u683c\u5f0f\u4e3alcd.scrollDisplayRight()<br \/>\nautoscroll()\u2014\u2014\u6253\u5f00\u81ea\u52a8\u6eda\u52a8\uff0c\u8fd9\u4f7f\u6bcf\u4e2a\u65b0\u7684\u5b57\u7b26\u51fa\u73b0\u540e\uff0c\u539f\u6709\u7684\u5b57\u7b26\u90fd\u79fb\u52a8\u4e00\u683c\uff1a\u5982\u679c\u5b57\u7b26\u4e00\u5f00\u59cb\u4ece\u5de6\u5230\u53f3\uff08\u9ed8\u8ba4\uff09\uff0c\u90a3\u4e48\u5c31\u5f80\u5de6\u79fb\u52a8\u4e00\u683c\uff0c\u5426\u5219\u5c31\u5411\u53f3\u79fb\u52a8\uff0c\u683c\u5f0flcd.autoscroll()<br \/>\nnoAutoscroll()\u2014\u2014\u5173\u95ed\u81ea\u52a8\u6eda\u52a8\uff0c\u683c\u5f0flcd.noAutoscroll()<br \/>\nleftToRight()\u2014\u2014\u4ece\u5de6\u5f80\u53f3\u663e\u793a\uff0c\u4e5f\u5c31\u662f\u8bf4\u663e\u793a\u7684\u5b57\u7b26\u4f1a\u4ece\u5de6\u5f80\u53f3\u6392\u5217\uff08\u9ed8\u8ba4\uff09\uff0c\u4f46\u5c4f\u5e55\u4e0a\u5df2\u7ecf\u6709\u7684\u5b57\u7b26\u4e0d\u53d7\u5f71\u54cd\uff0c\u683c\u5f0flcd.leftToRight()<br \/>\nrightToLeft()\u2014\u2014\u4ece\u53f3\u5f80\u5de6\u663e\u793a\uff0c\u683c\u5f0flcd.rightToLeft()<br \/>\ncreateChar()\u2014\u2014\u81ea\u9020\u5b57\u7b26\uff0c\u6700\u591a5\u00d78\u50cf\u7d20\uff0c\u7f16\u53f70-7\uff0c\u5b57\u7b26\u7684\u6bcf\u4e2a\u50cf\u7d20\u663e\u793a\u4e0e\u5426\u7531\u6570\u7ec4\u91cc\u7684\u6570\uff080-\u4e0d\u663e\u793a\uff0c1-\u663e\u793a\uff09\u51b3\u5b9a\uff0c\u683c\u5f0flcd.createChar(num, data)<br \/>\n\u53c2\u8003\u6e90\u7a0b\u5e8f\u5982\u4e0b\uff1a<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">#include &lt;LiquidCrystal.h&gt; \/\/\u7533\u660e1602\u6db2\u6676\u7684\u51fd\u6570\u5e93\n\/\/\u7533\u660e1602\u6db2\u6676\u7684\u5f15\u811a\u6240\u8fde\u63a5\u7684Arduino\u6570\u5b57\u7aef\u53e3\uff0c8\u7ebf\u62164\u7ebf\u6570\u636e\u6a21\u5f0f\uff0c\u4efb\u9009\u5176\u4e00\nLiquidCrystal lcd(12,11,10,9,8,7,6,5,4,3,2); \/\/8\u6570\u636e\u53e3\u6a21\u5f0f\u8fde\u7ebf\u58f0\u660e\n\/\/LiquidCrystal lcd(12,11,10,5,4,3,2); \/\/4\u6570\u636e\u53e3\u6a21\u5f0f\u8fde\u7ebf\u58f0\u660e\nint i;\n\nvoid setup(){\n\tlcd.begin(16,2); \/\/\u521d\u59cb\u53161602\u6db2\u6676\u5de5\u4f5c \u6a21\u5f0f\n\t\/\/\u5b9a\u4e491602\u6db2\u6676\u663e\u793a\u8303\u56f4\u4e3a2\u884c16\u5217\u5b57\u7b26\n\twhile(1){\n\t\tlcd.home(); \/\/\u628a\u5149\u6807\u79fb\u56de\u5de6\u4e0a\u89d2\uff0c\u5373\u4ece\u5934\u5f00\u59cb\u8f93\u51fa\n\t\tlcd.print(\"Hello World\"); \/\/\u663e\u793a\n\t\tlcd.setCursor(0,1); \/\/\u628a\u5149\u6807\u5b9a\u4f4d\u5728\u7b2c1\u884c\uff0c\u7b2c0\u5217\n\t\tlcd.print(\"Welcome to BST-Arduino\"); \/\/\u663e\u793a\n\t\tdelay(500);\n\t\tfor(i=0;i&lt;3;i++){\n\t\t\tlcd.noDisplay();\n\t\t\tdelay(500);\n\t\t\tlcd.display();\n\t\t\tdelay(500);\n\t\t}\n\t\tfor(i=0;i&lt;24;i++){\n\t\t\tlcd.scrollDisplayLeft();\n\t\t\tdelay(500);\n\t\t}\n\t\tlcd.clear();\n\t\tlcd.setCursor(0,0); \/\/\u628a\u5149\u6807\u79fb\u56de\u5de6\u4e0a\u89d2\uff0c\u5373\u4ece\u5934\u5f00\u59cb\u8f93\u51fa\n\t\tlcd.print(\"Hi,\"); \/\/\u663e\u793a\n\t\tlcd.setCursor(0,1); \/\/\u628a\u5149\u6807\u5b9a\u4f4d\u5728\u7b2c1\u884c\uff0c\u7b2c0\u5217\n\t\tlcd.print(\"Arduino is fun\"); \/\/\u663e\u793a\n\t\tdelay(2000);\n\t}\n}\n\nvoid loop(){\/\/\u521d\u59cb\u5316\u5df2\u5b8c\u6210\u663e\u793a\uff0c\u4e3b\u5faa\u73af\u65e0\u52a8\u4f5c\n}<\/code><\/pre>\n<p>\u6548\u679c\u56fe\uff1a<\/p>\n<p><a href=\"https:\/\/yanjingang.com\/blog\/?attachment_id=1093\" rel=\"attachment wp-att-1093\"><img loading=\"lazy\" class=\"alignnone size-large wp-image-1093\" src=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/WechatIMG1-768x1024.jpeg\" alt=\"wechatimg1\" width=\"660\" height=\"880\" srcset=\"https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/WechatIMG1-768x1024.jpeg 768w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/WechatIMG1-225x300.jpeg 225w, https:\/\/yanjingang.com\/blog\/wp-content\/uploads\/2016\/12\/WechatIMG1.jpeg 960w\" sizes=\"(max-width: 660px) 100vw, 660px\" \/><\/a><\/p>\n<p>\u6ce8\uff1a\u5982\u679c\u60f3\u663e\u793a\u6c49\u5b57\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u752812864\u5c4f\uff0c\u652f\u6301128*64\u4e2a\u50cf\u7d20\u70b9\uff0c\u6709\u4e2d\u6587\u5b57\u5e93\u3002<\/p>\n<p>yan 2016.12.17 14:53<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6b21\u5b9e\u9a8c\u4f7f\u7528arduino\u76f4\u63a5\u9a71\u52a81602\u6db2\u6676\u663e\u793a\u5b57\u6bcd\u3002<br \/>\n1602\u6db2\u6676\u5728\u5e94\u7528\u4e2d\u975e\u5e38\u5e7f\u6cdb\uff0c\u6700\u521d\u76841602\u6db2\u6676\u4f7f\u7528\u7684\u662fHD44780\u63a7\u5236\u5668\uff0c\u73b0\u5728\u5404\u4e2a\u5382\u5bb6\u76841602\u6a21\u5757\u57fa\u672c\u4e0a\u90fd\u662f\u91c7\u7528\u4e86\u4e0e\u4e4b\u517c\u5bb9\u7684IC\uff0c\u6240\u4ee5\u7279\u6027\u4e0a\u57fa\u672c\u90fd\u662f\u4e00\u81f4\u7684\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[353],"tags":[449,450,354,462,451],"_links":{"self":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1092"}],"collection":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1092"}],"version-history":[{"count":0,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1092\/revisions"}],"wp:attachment":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1092"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1092"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}