At+Awssub - USR IOT Cortex-M7 Series At Command Manual

<CR><LF>+OK<CR><LF>
Parameter

pubnum:1~16, each serial port support maximum 16 topics.

puben

ON: enable.this topic message can be published to server.

OFF:disable.default.

topic:0~128 characters,do not support wildcards

mode

0: send to all topics.default.

1: send to specified topic.format:symbol,payload.

symbol: topic alias,maximum 16 characters,default same to pubnum.

Qos: 0,1.default 0.

retained

ON: enable

OFF:disable.default.

comn:serial port number.

E.g.AT+AWSPUB=1,ON,/PubTopic1,0,1,0,OFF,1

2.5.75. AT+AWSSUB

Function

Query/set topic message to subscribe
Query

AT+AWSSUB<CR>
<CR><LF>+OK=<subnum,suben,topic,mode,Qos,cut,comn><CR><LF>
Set

AT+AWSSUB=<subnum,suben,topic,mode,Qos,cut,comn><CR>
<CR><LF>+OK<CR><LF>
Parameter

subnum:1~16, each serial port support maximum 16 topics.

puben

ON: enable.subscribe this topic message from server.

OFF:disable.default.

topic:maximum 128 characters

mode

0: only send payload to serial port.default.

1: topic and payload are sent to serial port.

Qos: 0,1.default 0.

cut: separator or delimiter between topic and payload. e.g. &#44 represent comma.

comn:serial port number 1~n.

E.g.AT+AWSSUB=1,ON,/SubTopic1,1,0,&#44,1
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AT command set
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