Mqtt Client - Ebyte NB144S User Manual

Chengdu Ebyte Electronic Technology Co., Ltd.

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
Equipment name
(Client ID )
username
( Device name )
password
( Device secret )
PrductKey _
post topic
subscribe topic
【Note】
 Dynamically generating topic addresses can use the same parameters to achieve the effect of data return,
Copyright ©2012，Chengdu Ebyte Electronic Technology Co., Ltd.
Standard
Baidu cloud
MQTT3.3.1
Client ID DeviceKey
IoTCoreId/DeviceKe
User Name
Password _ DeviceSecret
Alibaba Cloud parameters, can be left blank
MQTT release topic address ( dynamically generated by One
MQTT subscription topic address ( dynamically generated by
One NET
device ID
Product ID
y
Device Name/ User
Password
NET )
One NET )
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