[{"data":1,"prerenderedAt":71},["ShallowReactive",2],{"content:\u002Farticles:1147":3},{"item":4,"md":15,"html":16,"menu":17,"excerpt":32,"related":33},{"title":5,"len":6,"tags":7,"id":9,"time":10,"modifyTime":11,"encrypt":12,"showComments":13,"customSlug":14},"树莓派初次使用小记",2484,[8],"树莓派",1147,1613825966312,1679560072909,false,true,"",null,"\u003Cfieldset data-marked-line=\"1\">\u003Clegend>树莓派官方说明\u003C\u002Flegend>\u003Cp>  Our mission is to put the power of computing and digital making into the hands of people all over the world. We do\nthis so that more people are able to harness the power of computing and digital technologies for work, to solve problems\nthat matter to them, and to express themselves creatively.\u003C\u002Fp>\n\u003C\u002Ffieldset>\u003Cp data-marked-line=\"7\">  之前只听说过树莓派是个微型电脑，没上手玩过，上次突然想起来买了一个丐版4B，没有买内存卡，过年回家才把家里的内存卡带来。\n  它确实是一个微型电脑，包含基本的硬件，带有\u003Ccode>mini hdml，usb，音频输出口，RJ45网口，wifi，蓝牙\u003C\u002Fcode>\n，更巧妙的是它有一排\u003Ca href=\"https:\u002F\u002Fbaike.baidu.com\u002Fitem\u002Fgpio\u002F4723219\" target=\"_blank\">GPIO\u003C\u002Fa>接口，这就使得我们可以直接在树莓派上连接其他各种硬件，并通过自定义驱动和代码去操作硬件。\n  常见的树莓派使用案例：温控风扇，摄像头，遥控小车；更加高级的有物体追踪小车，自平衡无人机；你可以拿它做软路由，做监控摄像头，亦或连接几块闲置硬盘做RAID。基本只有你想不到的，没有它做不到的！\u003C\u002Fp>\n\u003Cp data-marked-line=\"12\">\u003Cspan class=\"image-container\">\u003Cimg data-viewer alt=\"树莓派4B\" title=\"树莓派4B\" style=\"width: unset !important;height: 16rem !important;\" src=\"https:\u002F\u002Fr2-blog.yunyuyuan.net\u002F69jEVXiJNUnf5va.png\"\u002F>\u003Csmall class=\"desc\">树莓派4B\u003C\u002Fsmall>\u003C\u002Fspan>\u003C\u002Fp>\n\u003Ch4 data-marked-line=\"14\">\u003Csup class=\"fake-head\" id=\"%E5%88%9D%E6%AC%A1%E4%BD%BF%E7%94%A8\">\u003C\u002Fsup>\u003Ca class=\"header-link\" href=\"#%E5%88%9D%E6%AC%A1%E4%BD%BF%E7%94%A8\">初次使用\u003C\u002Fa>\u003C\u002Fh4>\u003Cp data-marked-line=\"16\">  网上关于树莓派的文章和论坛十分多，尽管如此，我还是弄了大半天才连上ssh\u003Cimg src=\"\u002Fsticker\u002Fyellow-face\u002F61.png\" alt=\"sticker\"\u002F>\n  下面记录我从零上手树莓派的过程。\u003C\u002Fp>\n\u003Ch1 data-marked-line=\"19\">\u003Csup class=\"fake-head\" id=\"%E5%87%86%E5%A4%87%E5%B7%A5%E5%85%B7\">\u003C\u002Fsup>\u003Ca class=\"header-link\" href=\"#%E5%87%86%E5%A4%87%E5%B7%A5%E5%85%B7\">准备工具\u003C\u002Fa>\u003C\u002Fh1>\u003Cul data-marked-line=\"21\">\n\u003Cli>树莓派一只\u003C\u002Fli>\n\u003Cli>大于8G的micro sd卡一个\u003C\u002Fli>\n\u003Cli>笔记本电脑一台\u003C\u002Fli>\n\u003Cli>wifi环境，或者手机热点\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch1 data-marked-line=\"26\">\u003Csup class=\"fake-head\" id=\"%E5%BC%80%E5%A7%8B%E6%93%8D%E4%BD%9C\">\u003C\u002Fsup>\u003Ca class=\"header-link\" href=\"#%E5%BC%80%E5%A7%8B%E6%93%8D%E4%BD%9C\">开始操作\u003C\u002Fa>\u003C\u002Fh1>\u003Col data-marked-line=\"28\">\n\u003Cli>下载一个树莓派\u003Ca href=\"https:\u002F\u002Fwww.raspberrypi.org\u002Fsoftware\u002Foperating-systems#raspberry-pi-os-32-bit\" target=\"_blank\">官方系统\u003C\u002Fa>，解压出\u003Ccode>.img\u003C\u002Fcode>镜像，初次使用建议选择\u003Ccode>with desktop\u003C\u002Fcode>的镜像，带有图形界面便于一些操作。\u003C\u002Fli>\n\u003Cli>下载官方的镜像写入工具\u003Ca href=\"https:\u002F\u002Fwww.raspberrypi.org\u002Fsoftware\u002F\" target=\"_blank\">imager\u003C\u002Fa>然后安装，建议先擦除内存卡，然后选择第一步下载的镜像，写入内存卡。\n\u003Cspan class=\"image-container\">\u003Cimg data-viewer alt=\"写入镜像\" title=\"写入镜像\" style=\"width: 20rem !important;\" src=\"https:\u002F\u002Fr2-blog.yunyuyuan.net\u002F21UNikAOtazSZfm.png\"\u002F>\u003Csmall class=\"desc\">写入镜像\u003C\u002Fsmall>\u003C\u002Fspan>\u003C\u002Fli>\n\u003Cli>写入内存卡后可以看到有一个分区叫\u003Ccode>boot\u003C\u002Fcode>，进入该目录，创建两个空文件：\u003Ccode>ssh\u003C\u002Fcode>和\u003Ccode>wpa_supplicant.conf\u003C\u002Fcode>，注意\u003Ccode>ssh\u003C\u002Fcode>文件没有后缀。\n\u003Cspan class=\"image-container\">\u003Cimg data-viewer alt=\"创建文件\" title=\"创建文件\" style=\"width: 24rem !important;\" src=\"https:\u002F\u002Fr2-blog.yunyuyuan.net\u002Fdyl2tBX8vkTG9LW.png\"\u002F>\u003Csmall class=\"desc\">创建文件\u003C\u002Fsmall>\u003C\u002Fspan>\u003C\u002Fli>\n\u003Cli>\u003Ccode>wpa_supplicant.conf\u003C\u002Fcode>写入下面内容，修改wifi信息，然后保存。\u003Cpre data-marked-line=\"34\" data-lang=\"properties\" data-shiki>\u003Ccode class=\"language-properties\">\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">country\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#98C379\">CN \u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">ctrl_interface\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">DIR\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#98C379\">\u002Fvar\u002Frun\u002Fwpa_supplicant \u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">GROUP\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#98C379\">netdev \u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">update_config\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#98C379\">1\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">network\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#98C379\">{ \u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">    ssid\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#032F62;--shiki-dark:#98C379\">\"你的wifi名称\"\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">    scan_ssid\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#98C379\">1\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">    psk\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#032F62;--shiki-dark:#98C379\">\"你的wifi密码\"\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#D73A49;--shiki-dark:#C678DD\">    key_mgmt\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#ABB2BF\">=\u003C\u002Fspan>\u003Cspan style=\"color:#24292E;--shiki-dark:#98C379\">WPA-PSK\u003C\u002Fspan>\u003C\u002Fspan>\n\u003Cspan class=\"line\">\u003Cspan style=\"color:#24292E;--shiki-dark:#98C379\">}\u003C\u002Fspan>\u003C\u002Fspan>\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Cp data-marked-line=\"47\">\u003Cspan class=\"image-container\">\u003Cimg data-viewer alt=\"写入wifi配置\" title=\"写入wifi配置\" style=\"width: 20rem !important;\" src=\"https:\u002F\u002Fr2-blog.yunyuyuan.net\u002FjpWMqYOUa816xr2.png\"\u002F>\u003Csmall class=\"desc\">写入wifi配置\u003C\u002Fsmall>\u003C\u002Fspan>\u003C\u002Fp>\n\u003Col start=\"5\" data-marked-line=\"49\">\n\u003Cli>取出sd卡，插入树莓派的sd卡插口，接上电源线。树莓派此时会自动读取\u003Ccode>\u002Fboot\u003C\u002Fcode>的内容并启动系统，开启ssh服务，以及连接给定的wifi。\u003C\u002Fli>\n\u003Cli>windows下使用\u003Ca href=\"https:\u002F\u002Fwww.advanced-ip-scanner.com\u002F\" target=\"_blank\">advanced-ip-scanner\u003C\u002Fa>扫描局域网内的设备，手机端可以使用\u003Cstrong>Fing\u003C\u002Fstrong>，我使用的Linux，直接键入\u003Ccode>arp -a\u003C\u002Fcode>便可以查看设备列表。 找到名字中带\u003Ccode>raspberry\u003C\u002Fcode>的设备，用ssh连接，默认用户名是\u003Ccode>pi\u003C\u002Fcode>，密码是\u003Ccode>raspberry\u003C\u002Fcode>。\n\u003Cspan class=\"image-container\">\u003Cimg data-viewer alt=\"ssh连接树莓派\" title=\"ssh连接树莓派\" style=\"width: 24rem !important;\" src=\"https:\u002F\u002Fr2-blog.yunyuyuan.net\u002FTp1OXacgKEfzWNI.png\"\u002F>\u003Csmall class=\"desc\">ssh连接树莓派\u003C\u002Fsmall>\u003C\u002Fspan>\u003C\u002Fli>\n\u003C\u002Fol>\n\u003Ch1 data-marked-line=\"53\">\u003Csup class=\"fake-head\" id=\"%E5%9F%BA%E7%A1%80%E6%93%8D%E4%BD%9C\">\u003C\u002Fsup>\u003Ca class=\"header-link\" href=\"#%E5%9F%BA%E7%A1%80%E6%93%8D%E4%BD%9C\">基础操作\u003C\u002Fa>\u003C\u002Fh1>\u003Cul data-marked-line=\"55\">\n\u003Cli>\u003Ccode>sudo passwd root\u003C\u002Fcode>修改root的密码。\u003C\u002Fli>\n\u003Cli>使用\u003Ca href=\"https:\u002F\u002Fwww.realvnc.com\u002Fen\u002Fconnect\u002Fdownload\u002Fviewer\u002F\" target=\"_blank\">VNC viewer\u003C\u002Fa>查看远程桌面：\u003Col data-marked-line=\"57\">\n\u003Cli>\u003Ccode>sudo apt-get install raspi-config\u003C\u002Fcode>安装树莓派配置界面\u003C\u002Fli>\n\u003Cli>\u003Ccode>sudo raspi-config\u003C\u002Fcode>修改配置\u003C\u002Fli>\n\u003Cli>进入\u003Ccode>Interface Options\u003C\u002Fcode>，开启\u003Ccode>SSH\u003C\u002Fcode>和\u003Ccode>VNC\u003C\u002Fcode>\u003C\u002Fli>\n\u003Cli>打开VNC viewer，连接树莓派\n \u003Cspan class=\"image-container\">\u003Cimg data-viewer alt=\"树莓派的图形界面\" title=\"树莓派的图形界面\" src=\"https:\u002F\u002Fr2-blog.yunyuyuan.net\u002FIYbN4jdrywScvOL.png\"\u002F>\u003Csmall class=\"desc\">树莓派的图形界面\u003C\u002Fsmall>\u003C\u002Fspan>\u003C\u002Fli>\n\u003C\u002Fol>\n\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp data-marked-line=\"63\">  \u003Cspan style=\"color: #a900ff\">到此，树莓派的基本配置已经完成，接下的各种骚操作靠你我去摸索了！\u003Cimg src=\"\u002Fsticker\u002Faru\u002F55.png\" alt=\"sticker\"\u002F>\u003C\u002Fspan>\u003C\u002Fp>\n",[18,22,26,29],{"size":19,"text":20,"url":21},"small","初次使用","%E5%88%9D%E6%AC%A1%E4%BD%BF%E7%94%A8",{"size":23,"text":24,"url":25},"big","准备工具","%E5%87%86%E5%A4%87%E5%B7%A5%E5%85%B7",{"size":23,"text":27,"url":28},"开始操作","%E5%BC%80%E5%A7%8B%E6%93%8D%E4%BD%9C",{"size":23,"text":30,"url":31},"基础操作","%E5%9F%BA%E7%A1%80%E6%93%8D%E4%BD%9C","树莓派官方说明 Our mission is to put the power of computing and digital making into the hands of people all over the world. We do this so that more people ar…",[34,45,54,63],{"item":35,"count":44},{"title":36,"len":37,"tags":38,"id":41,"time":42,"modifyTime":43,"encrypt":12,"showComments":13,"customSlug":14},"树莓派监控摄像头制作",1673,[8,39,40],"python","前端",1010,1669896775319,1679559691141,1,{"item":46,"count":44},{"title":47,"len":48,"tags":49,"id":51,"time":52,"modifyTime":53,"encrypt":12,"showComments":13,"customSlug":14},"树莓派bt下载器\u002F局域网NAS\u002F远程控制",4570,[8,50],"nas",4343,1662638618123,1679559795985,{"item":55,"count":44},{"title":56,"len":57,"tags":58,"id":60,"time":61,"modifyTime":62,"encrypt":12,"showComments":13,"customSlug":14},"树莓派桌面小屏",1678,[8,59,39],"vue",8442,1645457432535,1685333435027,{"item":64,"count":44},{"title":65,"len":66,"tags":67,"id":68,"time":69,"modifyTime":70,"encrypt":12,"showComments":13,"customSlug":14},"使用树莓派制作手机遥控小车",2240,[8],8409,1618509894383,1685343945888,1793351210672]