电量计命令
<p>[TOC]</p>
<table>
<thead>
<tr>
<th>4G喇叭</th>
<th>4G开关</th>
<th>WiFi喇叭</th>
<th>WiFi开关</th>
</tr>
</thead>
<tbody>
<tr>
<td><font color="red"><strong>&times;</strong></font></td>
<td><font color="green"><strong>&radic;</strong></font></td>
<td><font color="red"><strong>&times;</strong></font></td>
<td><font color="red"><strong>&times;</strong></font></td>
</tr>
</tbody>
</table>
<p>支持此功能的设备类型：<font color="green"><strong>&radic;</strong></font>-支持 <font color="red"><strong>&times;</strong></font>-不支持</p>
<h2>获取电量计统计信息（getEMRealtime）</h2>
<p><strong>简要描述</strong>
获取电量计统计信息。</p>
<p><strong>命令参数</strong></p>
<table>
<thead>
<tr>
<th>参数名</th>
<th>必须</th>
<th>类型</th>
<th>说明</th>
</tr>
</thead>
<tbody>
<tr>
<td>method</td>
<td>是</td>
<td>string</td>
<td>getDevInfo</td>
</tr>
<tr>
<td>frameId</td>
<td>否</td>
<td>string</td>
<td>帧ID</td>
</tr>
</tbody>
</table>
<p><strong>命令示例</strong></p>
<pre><code>{
&quot;method&quot;: &quot;getDevInfo&quot;,
&quot;frameId&quot;: &quot;1745396239780&quot;
}</code></pre>
<p><strong>应答参数说明</strong></p>
<table>
<thead>
<tr>
<th>参数名</th>
<th>类型</th>
<th>说明</th>
</tr>
</thead>
<tbody>
<tr>
<td>method</td>
<td>string</td>
<td>getDevInfo</td>
</tr>
<tr>
<td>result</td>
<td>string</td>
<td>返回结果。<code>ok</code>-成功；其他-具体失败原因</td>
</tr>
<tr>
<td>imei</td>
<td>string</td>
<td>设备imei</td>
</tr>
<tr>
<td>frameId</td>
<td>string</td>
<td>同命令frameId</td>
</tr>
<tr>
<td>timestamp</td>
<td>int</td>
<td>秒级时间戳，WiFi款不支持</td>
</tr>
</tbody>
</table>
<p><strong>应答示例</strong></p>
<pre><code>{
&quot;method&quot;: &quot;getDevInfo&quot;,
&quot;result&quot;: &quot;ok&quot;,
&quot;imei&quot;: &quot;1745396239780&quot;,
&quot;frameId&quot;: &quot;1745396239780&quot;,
&quot;timestamp&quot;: 1745396759
}</code></pre>
<p><strong>备注</strong>
无</p>