1、 登录阿里云,没有账号的可以自己注册一个,免费的
2、 在产品栏搜索“物联网设备接入”,点击进入
3、 进入“管理控制台”
4、 “设备管理”→“产品”→“创建产品”
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5、创建“高级版”
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5、 添加设备
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创思通信 csic.taobao.com
用三元组连接阿里云
AT+QMTCFG=“ALIAUTH”,
[,“”,“”,“”]
“ALIAUTH”:连接阿里云固定用“ALIAUTH”
:MQTT socket identifier, 范围:0~5
“”,“”,“”为阿里云三元组
返回:“OK”
则正确
例子:
AT+QMTCFG="ALIAUTH",0,"a1OnKJbarIJ","test001","cG1TFsiEmGwRkYfcQnRmYzpU
NqES48cd"
OK
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AT+QMTOPEN=
,“”,
:MQTT socket identifier, 范围:0~5
“”:连接阿里云是为"iot-as-mqtt.cn-shanghai.aliyuncs.com"
:端口号,1883
返回:
OK
+QMTOPEN: ,
Result of the command execution
-1 Failed to open network
0 Opened network successfully
1 Wrong parameter
2 MQTT identifier is occupied
3 Failed to activate PDP
4 Failed to parse domain name
5 Network disconnection error
例子:
AT+QMTOPEN=0,"iot-as-mqtt.cn-shanghai.aliyuncs.com",1883
OK
+QMTOPEN: 0,0
AT+QMTCONN=,“”[,“”[,“”]]
:MQTT socket identifier ,范围:0~5
“”:客户端设备 ID
“”,“”在上面已设置,无需再设置
返回:
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OK
+QMTCONN: ,[,]
Result of the command execution
0 Sent packet successfully and received ACK from server
1 Packet retransmission
2 Failed to send packet
Connect return code
0 Connection Accepted
1 Connection Refused: Unacceptable Protocol Version
2 Connection Refused: Identifier Rejected
3 Connection Refused: Server Unavailable
4 Connection Refused: Bad User Name or Password
5 Connection Refused: Not Authorized
例子:
AT+QMTCONN=0,"test001"
OK
+QMTCONN: 0,0,0
Publish Messages
AT+QMTPUB
AT+QMTPUB=?
+QMTPUB: (0-5),,,,"",""
OK
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//订阅服务器主题
AT+QMTSUB=0,1,"/a1OnKJbarIJ/test002/user/get",0
OK
+QMTSUB: 0,1,0,1
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