Chengdu Ebyte Electronic Technology Co., Ltd.
NB144 User Manual
Copyright ©2012
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Chengdu Ebyte Electronic Technology Co., Ltd.
22
4.4.6 MQTT client
Supports fast access to standard MQTT3.1.1 protocol servers (OneNET, Baidu Cloud, Huawei Cloud,
user-built server types, etc.) and Alibaba Cloud servers, supports quality of service configuration (Qos 0, Qos 1),
and supports ultra-long text Configuration, convenient and better access to network service operators (server
address, three elements, subscription and publishing address support up to 128 characters configuration, Alibaba
Cloud product key 6 4 characters).
（
1
）、
To select the standard MQTT3.1.1, Baidu Cloud, OneNET, and Huawei Cloud configurations, you
can refer to the following table to fill in the parameters:
parameter
Standard
MQTT3.3.1
Baidu cloud
One NET
Equipment name
(Client ID )
Client ID
DeviceKey
device ID
username
( Device name )
User Name
IoTCoreId/DeviceKe
y
Product ID
password
( Device secret )
Password _
DeviceSecret
Device Name/ User
Password
PrductKey _
Alibaba Cloud parameters, can be left blank
post topic
MQTT release topic address ( dynamically generated by One
NET )
subscribe topic
MQTT subscription topic address ( dynamically generated by
One NET )
【
Note
】
Dynamically generating topic addresses can use the same parameters to achieve the effect of data return,
