之前用bc26可以向阿里云发送消息,现在换了bc26y相同的流程可以连接上阿里云但是无法向阿里云发送消息
[17:22:31.720]发→◇AT+QMTSUB=0,1,"/a1Djl3QecoJ/NBIOT/user/get",0
□
[17:22:31.820]收←◆
OK
[17:22:32.717]收←◆
+QMTSUB: 0,1,0,1
[17:22:34.582]发→◇AT+QMTPUB=0,1,1,0,"/sys/a1Djl3QecoJ/NBIOT/thing/event/property/post","{params:{SESHI:0}}"
□
[17:22:34.694]收←◆
+CME ERROR: 50
望指点