我要评论=========================================================================
host（url） ： http://ap-guangzhou.gateway.tencentdevices.com/device/register
productkey（产品 id） ： fbh4137l48
productsecre（产品密钥） ： nnxtcja5c4qxjociochkxldc
devicename（设备名称） ： 10380
devicesecret(设备密钥)： hevfkfut6um9deno996/bg==
这里的信息根据自己账号的实际信息修改
=========================================================================
先确保网络没问题后再进行连接云平台
驻网拨号成功后， 请求运营商分配 ip
这里省略了拨号的指令
[2022-10-10_17:51:25:807]ati
[2022-10-10_17:51:25:807]fibocom wireless inc.
[2022-10-10_17:51:25:807]mc661-cn
[2022-10-10_17:51:25:807]16009.1000.00.01.15.08
[2022-10-10_17:51:25:807]v1.0
[2022-10-10_17:51:25:807]ok
[2022-10-10_17:51:28:506]at+mipcall=1
[2022-10-10_17:51:28:506]ok
=========================================================================
//动态认证， 设置参数 cloudtype， host， productkey， productsecret， devicename
at+mqttauthdyn=cloudtype,”url”,”产品 id”,”产品密钥”,”设备名称”
cloudtype： at+mqttauthdyn? 进行查询， 选择 1 或 2
=========================================================================
//云参数配置,参数 cloudtype， productkey， devicename， devicesecret
at+mqttauthcfg=2,"产品 id","设备名称","设备密钥"
========================================================================= //设置用户配置， 参数 cloudtype， username， password， clientidstr
at+mqttuser=1,”username”,”password”,”clientidstr
=========================================================================///建立 mqtt 连接， 参数为 cloudtype, url， mqtt 端口号
at+mqttopen=1,"产品 id.iotcloud.tencentdevices.com",端口号,0,300,2
1,1 表示连接成功
=========================================================================at+mqttclose=1 //关闭 mqtt 连接
=========================================================================
例：
[2022-10-10_17:51:25:807]ati
[2022-10-10_17:51:25:807]fibocom wireless inc.
[2022-10-10_17:51:25:807]mc661-cn
[2022-10-10_17:51:25:807]16009.1000.00.01.15.08
[2022-10-10_17:51:25:807]v1.0
[2022-10-10_17:51:25:807]ok
[2022-10-10_17:51:28:506]at+mipcall=1
[2022-10-10_17:51:28:506]ok
[2022-10-10_17:51:42:312]at+mqttauthdyn=2,"http://ap-guangzhou.gateway.tencentd
evices.com/device/register","fbh4137l48","nnxtcja5c4qxjociochkxldc","10380"
[2022-10-10_17:51:42:312]ok
[2022-10-10_17:51:45:713]
[2022-10-10_17:51:45:713]+mqttauthdyn: 2,2,"hevfkfut6um9deno996/bg=="
[2022-10-10_17:55:56:518]at+mqttauthcfg=2,"fbh4137l48","10380","hevfkfut6um9d
eno996/bg=="
[2022-10-10_17:55:56:518]+mqttauthcfg:
2,"fbh4137l4810380;12010126;aiqa0;1696931758","9fbdcb24fb21efd1225ee7e0ab201024
73c8d6b53e66767aead245de24f093b5;hmacsha256","fbh4137l4810380"
[2022-10-10_17:55:56:518]ok
[2022-10-10_18:03:44:116]at+mqttuser=1,"fbh4137l4810380;12010126;aiqa0;1696931
758","9fbdcb24fb21efd1225ee7e0ab20102473c8d6b53e66767aead245de24f093b5;hmacsha
256","fbh4137l4810380"
[2022-10-10_18:03:44:116]ok
[2022-10-10_18:04:32:711]at+mqttopen=1,"fbh4137l48.iotcloud.tencentdevices.com",8
883,0,300,2
[2022-10-10_18:04:32:711]ok
[2022-10-10_18:04:33:516]
[2022-10-10_18:04:33:516]+mqttopen: 1,1
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