sipower 发表于 2022-4-5 20:15

【平头哥RVB2601创意应用开发】环境监测终端02-连接阿里云控制LED灯

本帖最后由 sipower 于 2022-4-5 20:34 编辑

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">本篇文章介绍使用RVB2601开发板连接阿里云,并通过云端web界面控制开发板上的LED灯开关。</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">RVB2601</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">开发板内置了联盛德公司</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾼</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">性能</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">&amp;</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">安全的 WiFi4 芯</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽚</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> W800</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">,W800 通过 SPI </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼝</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">与</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> CH2601 </span></span><span style="font-size:14.0pt"><span style="font-family:黑体">连接。W800 已经默认烧录基于 AT 的 WiFi 透传固件,支持飞燕平台,开发者可基于 AT </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽹</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">络指令,快速实现联</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽹</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">的应</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">场景。</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">一、准备工作</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">首先准备以下文档和软硬件工具。</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">RVB2601SDK</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">包资源:</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"><a href="https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/userFiles/3706713731985244160/resource/37067137319852441601618490096643H8zf3j4GJ6.zip" style="color:blue; text-decoration:underline">https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/userFiles/3706713731985244160/resource/37067137319852441601618490096643H8zf3j4GJ6.zip</a></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⻜</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">燕平台地址:</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"><a href="https://account.aliyun.com/login/login.htm?qrCodeFirst=false&amp;oauth_callback=https%3A%2F%2Fliving.aliyun.com%2F%3Fspm%3Da2cl5.25411629.0.0.2bdf180f04cuvE" style="color:blue; text-decoration:underline">https://account.aliyun.com/login/login.htm?qrCodeFirst=false&amp;oauth_callback=https%3A%2F%2Fliving.aliyun.com%2F%3Fspm%3Da2cl5.25411629.0.0.2bdf180f04cuvE</a></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">RVB2601_W800</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽹</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">络透传</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">AT</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">指令集:</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"><a href="https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/userFiles/3706713731985244160/resource/37067137319852441601615533178431smnfeReQnc.pdf" style="color:blue; text-decoration:underline">https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/userFiles/3706713731985244160/resource/37067137319852441601615533178431smnfeReQnc.pdf</a></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">RVB2601</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">开发板</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">户</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼿</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">册:</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"><a href="https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/userFiles/3706713731985244160/resource/37067137319852441601615475227781dm4cDSePeY.pdf" style="color:blue; text-decoration:underline">https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/userFiles/3706713731985244160/resource/37067137319852441601615475227781dm4cDSePeY.pdf</a></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">RVB2601</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">开发板快速上</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼿</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">指南:</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"><a href="https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/userFiles/3706713731985244160/resource/37067137319852441601615533134515mRkykzGxmH.pdf" style="color:blue; text-decoration:underline">https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/userFiles/3706713731985244160/resource/37067137319852441601615533134515mRkykzGxmH.pdf</a></span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">参考RVB2601开发板</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">户</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼿</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">册中校对各跳线帽复</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">功能,保证上</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼿</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">使</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">时各硬件功能正常,仔细检查各跳线帽连接是否正确。如下图。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图1、跳线块位置</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">二、</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⻜</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">燕平台产品创建</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">登录平台后,需要先创建</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼀</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">个项</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽬</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">。数据会根据项</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽬</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">进</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾏</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">隔离,以确保客户的数据安全。每个项</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽬</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">可以独</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽴</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">授权给其他阿</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾥</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">云账号,可以</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">于项</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽬</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">的多</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽅</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">开发协作、和运营中</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼼</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">的交付。每个项</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽬</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">会有</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">ID</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">,在调</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">云端服务接</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼝</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">时,会使</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">到该ID。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图2、创建项目</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">创建项</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽬</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">后,就可以在项</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽬</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">中创建</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽹</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">关及</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼦</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">设备的产品。每个项</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽬</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">中,可以新建多个产品,</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼀</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">个</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">产品代表</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼀</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">种设备型号。</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">选择使</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> led </span></span><span style="font-size:14.0pt"><span style="font-family:黑体">进</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾏</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">测试,使</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">默认的功能定义。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;">&nbsp;</p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图3、创建产品</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">完成创建后,功能定义和</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼈</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">机交互</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⻚⾯</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">都按默认,点击下</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼀</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">步进</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼊</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">设备调试</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⻚⾯</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">,WiFi模组随便选一个</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">,然后点击新增测试设备。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图4、新增测试设备</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">完成后点击查看设备证书,这些信息就是回头要写到程序里面用于联网的关键数据。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图5、查看设备证书</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">三、CDK</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼯</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">程创建</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">根据RVB2601开发板快速上</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼿</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">指南指导,点击</span></span><span style="font-size:14.0pt"><span style="font-family:黑体"> 创建</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼯</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">程</span></span><span style="font-size:14.0pt"><span style="font-family:黑体"> ,在搜索框输</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼊</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">ch2601_webplayer_demo </span></span><span style="font-size:14.0pt"><span style="font-family:黑体">找到示例</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼯</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">程,添加到本地。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图6、创建工程</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">下载时部分资源包可能会因为版本缺失导致下载失败,按下图操作即可。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图7、重新下载</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">配置好后先编译下载到板子上测试一下,确保软硬件开发基础是好的,这个例程运行后,可以在串口控制台输入help,能看到这个例程支持很多指令,如下图。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图8、默认指令</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">四、添加代码连接</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⻜</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">燕实现</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">在</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼯</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">程的</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> sdk_chip_ch2601 --&gt; drv_wifi_at_w800 </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾥</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">找到</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> w800_api.c/h </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽂</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">件。在</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> w800_api.c </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽂</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">件</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾥</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">添加以下代码:</span></span></span></span></p>

<pre>
<code class="language-cpp">int w800_living_wjap(const char *myssid,const char *mypassword)
{
    int ret = -1;
    aos_mutex_lock(&amp;g_cmd_mutex,AOS_WAIT_FOREVER);
    atparser_clr_buf(g_atparser_uservice_t);
    if (atparser_send(g_atparser_uservice_t, "AT+WJAP=%s,%s", myssid ,mypassword) == 0) {
      if (atparser_recv(g_atparser_uservice_t, "OK\n") == 0) {
            ret = 0;
      } else {
            printf("Destination Host Unreachable!\r\n");
      }
    }
    atparser_cmd_exit(g_atparser_uservice_t);
    if (ret == 0) {
      printf("WIFI set OK!\r\n");
    }
    aos_mutex_unlock(&amp;g_cmd_mutex);
    return ret;
}
int w800_living_idmau(const char *mykey,const char *myname,const char *mysecret,const char *mypsecret)
{
    int ret = -1;
    aos_mutex_lock(&amp;g_cmd_mutex,AOS_WAIT_FOREVER);
    atparser_clr_buf(g_atparser_uservice_t);
    if (atparser_send(g_atparser_uservice_t,"AT+IDMAU=\"%s\",\"%s\",\"%s\",\"%s\"", mykey , myname , mysecret ,mypsecret) == 0) {
      if (atparser_recv(g_atparser_uservice_t, "OK\n") == 0) {
            ret = 0;
      }else {
            printf("Destination Host Unreachable!\r\n");
      }
    }
    atparser_cmd_exit(g_atparser_uservice_t);
    if (ret == 0) {
      printf("IoT set OK!\r\n");
    }
    aos_mutex_unlock(&amp;g_cmd_mutex);
    return ret;
}

int w800_living_idmcon(void)
{
    int ret = -1;
    aos_mutex_lock(&amp;g_cmd_mutex,AOS_WAIT_FOREVER);
    atparser_clr_buf(g_atparser_uservice_t);
    if (atparser_send(g_atparser_uservice_t, "AT+IDMCON") == 0) {
      if (atparser_recv(g_atparser_uservice_t, "OK\n") == 0) {
            ret = 0;
       } else {
            printf("Destination Host Unreachable!\r\n");
       }
    }
    atparser_cmd_exit(g_atparser_uservice_t);
    if (ret == 0) {
      printf("AT+IDMCON \r\n");
    }
    aos_mutex_unlock(&amp;g_cmd_mutex);
    return ret;
}</code></pre>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">在 w800_api.h </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽂</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">件</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾥</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">添加以下代码:</span></span></span></span></p>

<pre>
<code class="language-cpp">int w800_living_wjap(const char *myssid,const char *mypassword);
int w800_living_idmau(const char *mykey,const char *myname,const char *mysecret,const char *mypsecret);
int w800_living_idmcon(void);</code></pre>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">修改 app --&gt; src --&gt; app_main.c 代码,并根据 3.2 章节</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽣</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">成五元组信息在</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> connect_iot_dome </span></span><span style="font-size:14.0pt"><span style="font-family:黑体">函数中将其填</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼊</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">:</span></span></span></span></p>

<pre>
<code class="language-cpp">#include &lt;stdlib.h&gt;
#include &lt;string.h&gt;
#include &lt;aos/list.h&gt;
#include &lt;aos/debug.h&gt;

#include &lt;uservice/uservice.h&gt;
#include &lt;uservice/eventid.h&gt;
#include &lt;yoc/sysinfo.h&gt;
#include &lt;board.h&gt;
//#include "player_demo.h"
#include "app_main.h"

#define TAG "APP"

extern int w800_living_wjap(const char *myssid,const char *mypassword);
extern int w800_living_idmau(const char *mykey,const char *myname,const char *mysecret,const char *mypsecretconst);
extern int w800_living_idmcon(void);

int iot_connect_dome(void)
{
       char *my_ssid = "*********";//2.4GHZ WiFi ssid
       char *my_password = "*********";//2.4GHZ WiFi password
   
       char *my_key = "*********";//ProductKey
       char *my_name = "*********";//DeviceName
       char *my_secret = "*********";//DeviceSecret
       char *my_p_secret = "*********";//Product Secret
   
       int ret1 = -1;
       int ret2 = -1;
       int ret3 = -1;

       ret1 = w800_living_wjap(my_ssid,my_password);
       if (ret1 == 0){
                printf("AT+WJAP:OK!\n");
       }
       else{
                printf("AT+WJAP:ERROR!\n");
       }
       ret2 = w800_living_idmau(my_key,my_name,my_secret,my_p_secret);
       if (ret2 == 0){
                printf("AT+IDMAU:OK!\n");
       }
       else{
                printf("AT+IDMAU:ERROR!\n");
       }
       ret3 = w800_living_idmcon();
       if (ret3 == 0){
                printf("AT+IDMCON:OK!\n");
       }
       else{
                printf("AT+IDMCON:ERROR!\n");
       }
       if(ret1 == 0 &amp;&amp; ret2 == 0 &amp;&amp; ret3 == 0){
                return 0;
       }else{
                return -1;
       }
}

static void network_event(uint32_t event_id, const void *param, void *context)
{
    switch(event_id) {
    case EVENT_NETMGR_GOT_IP:
      LOGD(TAG, "net got ip");
      break;
    case EVENT_NETMGR_NET_DISCON:
      LOGD(TAG, "net disconnect");
      break;
    }

    /*do exception process */
    app_exception_event(event_id);
}

int main(void)
{
    int ret = -1;
    board_yoc_init();
//    player_init();
//    cli_reg_cmd_player();
    /* Subscribe */
    event_subscribe(EVENT_NETMGR_GOT_IP, network_event, NULL);
    event_subscribe(EVENT_NETMGR_NET_DISCON, network_event, NULL);
       
        ret = iot_connect_dome();
        if (ret == 0){
                printf("connect iot success\n");
        }else{
                printf("connect iot error\n");
        }
}
</code></pre>

<p>&nbsp;
<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">修改 sdk_chip_ch2601 --&gt; drv_wifi_at_w800 </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾥</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">找到</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> w800_devops.c </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽂</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">件的</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> w800_start </span></span><span style="font-size:14.0pt"><span style="font-family:黑体">函数。</span></span></span></span></p>
</p>

<pre>
<code class="language-cpp">int w800_start(aos_dev_t *dev, wifi_config_t * config)
{
    // w800_set_mode(dev, config-&gt;mode);
//    return w800_ap_connect((const char *)config-&gt;ssid, (const char *)config-&gt;password);
    return 0;
}</code></pre>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">根据RVB2601开发板快速上</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼿</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">指南</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">4.2</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">章节进</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾏</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">编译,</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">4.3</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">章节进</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾏</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">烧录。重启开发板使</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽤</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">串</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⼝⼯</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">具波特率</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体">115200</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">连接可看到如下图打印信息。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图9、打印信息</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">此时</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⻜</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">燕平台设备调试界</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾯</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">的测试设备中,我们新增的设备会显示为在线,如下图。表明开发板已经连上</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⻜</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">燕平台了。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图10、阿里云连接成功</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">五、添加LED灯控制</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">在</span></span><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"> w800_api.c </span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⽂</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">件</span></span><span style="font-size:14.0pt"><span style="font-family:&quot;微软雅黑&quot;,sans-serif">⾥</span></span><span style="font-size:14.0pt"><span style="font-family:黑体">添加接收云平台下发指令的回调函数,代码如下。</span></span></span></span></p>

<pre>
<code class="language-cpp">extern int iot_apply(char *strbuff);

static int _iot_recv_handler(atparser_uservice_t *at, void *priv, oob_data_t *oob_data)
{
    //+IDMPS:&lt;device_id&gt;,&lt;msg_len&gt;,&lt;message&gt;OK
    int id = 0;
    int len = 0;
    char data = {0};
    LOGI(TAG,"%s(%d)",oob_data-&gt;buf,oob_data-&gt;len);
   char *str = strchr(oob_data-&gt;buf, ':');
      if (str!= NULL) {
            sscanf(oob_data-&gt;buf, "%d,%d,%s\r\n", &amp;id, &amp;len, data);
            LOGI(TAG,"==&gt;iot_recv %d(%d):%s\r\n",id, len, data);
                        iot_apply(data);
      }

    /* recv data is not enough need recv more */
    return 0;
}</code></pre>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">在w800_module_init(utask_t *task, w800_wifi_param_t *param)函数中添加初始化代码。</span></span></span></span></p>

<pre>
<code class="language-cpp">atparser_oob_create(g_atparser_uservice_t, "+IDMPS:", _iot_recv_handler, NULL);       //属性设置OOB注册</code></pre>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">在app_main.c 文件中添加LED相关的初始化和控制代码,如下。</span></span></span></span></p>

<pre>
<code class="language-cpp">static csi_gpio_pin_t r;
static csi_gpio_pin_t g;
static csi_gpio_pin_t b;

void led_pin_init()
{
    csi_pin_set_mux(PA7, PIN_FUNC_GPIO);
    csi_pin_set_mux(PA25, PIN_FUNC_GPIO);
    csi_pin_set_mux(PA4, PIN_FUNC_GPIO);
    csi_gpio_pin_init(&amp;r, PA7);
    csi_gpio_pin_dir(&amp;r, GPIO_DIRECTION_OUTPUT);
    csi_gpio_pin_init(&amp;g, PA25);
    csi_gpio_pin_dir(&amp;g, GPIO_DIRECTION_OUTPUT);
    csi_gpio_pin_init(&amp;b, PA4);
    csi_gpio_pin_dir(&amp;b, GPIO_DIRECTION_OUTPUT);
       
        csi_gpio_pin_write(&amp;r, GPIO_PIN_HIGH);
        csi_gpio_pin_write(&amp;g, GPIO_PIN_HIGH);
        csi_gpio_pin_write(&amp;b, GPIO_PIN_HIGH);
}

void led_refreshed(int sw_led)
{
    if (sw_led == 1)
    {

      csi_gpio_pin_write(&amp;r, GPIO_PIN_LOW);
      csi_gpio_pin_write(&amp;g, GPIO_PIN_LOW);
      csi_gpio_pin_write(&amp;b, GPIO_PIN_LOW);
    }
    else
    {
      csi_gpio_pin_write(&amp;r, GPIO_PIN_HIGH);
      csi_gpio_pin_write(&amp;g, GPIO_PIN_HIGH);
      csi_gpio_pin_write(&amp;b, GPIO_PIN_HIGH);
    }
}

unsigned char buff_accept;
cJSON *str_json, *str_value;//初始化json结构体指针


int iot_apply(char *strbuff)
{
        strcpy((char *)buff_accept,strbuff);       
        str_json = cJSON_Parse((char *)buff_accept);   //创建JSON解析对象,返回JSON格式是否正确
    if(str_json == NULL)
        {
                LOGI(TAG"error:%s;\r\n",cJSON_GetErrorPtr());
                cJSON_Delete(str_json);//释放内存        
                return -1;
        }
        else
        {
                cJSON *str_value = cJSON_GetObjectItem(str_json, "powerstate");
                LOGI(TAG,"powerstate:%d;\r\n",str_value-&gt;valueint);
                led_refreshed(str_value-&gt;valueint);
                cJSON_Delete(str_json);//释放内存        
                return 1;
        }
       
}</code></pre>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">在此处特别说明一下,由于云端传回的信息是JSON格式,需要用到cJSON库进行解码。我推荐一个很容易获得cJSON库的方式。如下图。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图11、欢迎界面</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">在欢迎页面第一个实例是《WiFi智能灯控》例程,把它下载下来,不用编译,你会发现在《__workspace_pack__》这个文件夹下就有了cJSON库了。如下图。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center">&nbsp;</p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图12、获得cJSON库</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">然后在库管理里面将cJSON库添加到工程中即可。如下图。</span></span></span></span></p>

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<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图13、cJSON库添加</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">然后除bug编译,代码部分就搞完了。在阿里云平台通过在线调试可以测试代码是否执行正常。如下图。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图14、在线调试</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">六、添加web应用</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">在操作之前先介绍一下阿里的生活物联网平台(飞燕平台)与物联网平台的区别。</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">物联网平台提供原子化的设备接入能力,适用于云开发能力较强的用户,可以在各个行业领域使用。了解更多详情请参见什么是物联网平台。</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线">&nbsp;&nbsp;&nbsp; <span style="font-size:14.0pt"><span style="font-family:黑体">生活物联网平台提供了设备接入能力、移动端的SDK以及免开发的公版App和界面,更适用于消费级的智能设备开发者,开发门槛较低,可以快速实现消费级设备的智能化,如智能家电、穿戴、家装领域等。</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">使用同一个阿里云账号登录的用户,在生活物联网平台创建的所有产品和设备,将自动同步到物联网平台中。而在物联网平台中创建的产品,也可以通过手动切换收费模式,将产品转移到生活物联网平台中。</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">本章用到的物联网应用开发(IoT Studio)是阿里云针对物联网场景提供的生产力工具,是阿里云物联网平台的一部分。可覆盖各个物联网行业核心应用场景,帮助用户高效经济地完成物联网数据分析、设备、服务及应用开发,加速物联网SaaS构建。</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">物联网应用开发提供了Web可视化开发、移动可视化开发、业务逻辑开发与物联网数据分析等一系列便捷的物联网开发工具,解决物联网开发领域开发链路长、定制化程度高、投入产出比低、技术栈复杂、协同成本高、方案移植困难等问题。详细介绍见以下链接。</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"><a href="https://help.aliyun.com/document_detail/106087.html?scm=20140722.184.2.173" style="color:blue; text-decoration:underline">https://help.aliyun.com/document_detail/106087.html?scm=20140722.184.2.173</a></span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">下面介绍web应用创建过程。首先登陆IoT Studio账号,如下连接。</span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span lang="EN-US" style="font-size:14.0pt"><span style="font-family:黑体"><a href="https://account.aliyun.com/login/login.htm?qrCodeFirst=false&amp;oauth_callback=https%3A%2F%2Fstudio.iot.aliyun.com%2Fp%2Fa123jX2VXQqAfhnk%2Fproject%2Fdetail" style="color:blue; text-decoration:underline">https://account.aliyun.com/login/login.htm?qrCodeFirst=false&amp;oauth_callback=https%3A%2F%2Fstudio.iot.aliyun.com%2Fp%2Fa123jX2VXQqAfhnk%2Fproject%2Fdetail</a></span></span></span></span></p>

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<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图15、IoT Studio界面</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">点击新建按钮,进入到开发界面,从左侧控件栏里选中开关控件拖入布局框中。如下图。</span></span></span></span></p>

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<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图16、创建开关控件</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">按照下图顺序和内容设置开关属性,如果一次弄不好,可以多尝试几次,由于图形式操作很简单,很快就能搞清楚其中的逻辑过程。</span></span></span></span></p>

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<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图17、设置开关属性</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">配置好后点击预览,即可见到所设计的用户界面。点击这个大按钮,就可控制开发板的LED灯开关了。效果如下。</span></span></span></span></p>

<p class="imagemiddle" style="text-align: center;"></p>

<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">图18、云端控制LED灯开关</span></span></span></span></p>

<p style="text-indent:28.0pt; text-align:justify"><span style="font-size:10.5pt"><span style="font-family:等线"><span style="font-size:14.0pt"><span style="font-family:黑体">至此,阿里云与RVB2601实验板的连接过程就介绍完了,通过此次实操,基本搭建完成网络通讯部分功能,为后边功能打好基础。</span></span></span></span></p>

DDZZ669 发表于 2022-4-7 00:20

<p>不错不错,学习了<img height="48" src="https://bbs.eeworld.com.cn/static/editor/plugins/hkemoji/sticker/facebook/wanwan88.gif" width="59" /></p>
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