Changes for page General Manual for -CB , -CS models
Last modified by Mengting Qiu on 2025/03/08 11:35
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... ... @@ -51,7 +51,6 @@ 51 51 |(% style="width:117px" %)China Mobile|(% style="width:151px" %)No need configure|(% style="width:406px" %)China Mainland, HongKong|(% style="width:351px" %) |(% style="width:120px" %) 52 52 |(% style="width:117px" %)China Telecom|(% style="width:151px" %)ctnb|(% style="width:406px" %)China Mainland|(% style="width:351px" %) |(% style="width:120px" %) 53 53 54 - 55 55 == 2.2 Speed Up Network Attach time == 56 56 57 57 **BG95-M2** supports multi bands (% style="color:blue" %)**in NB-IoT and LTE-M. **(%%) It will search one by one and try to attach, this will take a lot of time and even cause attach fail and show **Signal Strenght:99**. ... ... @@ -101,6 +101,26 @@ 101 101 102 102 [[image:image-20230802112413-3.png]] 103 103 103 +== 3.2 General COAP Connection == 104 + 105 +The NB-IoT Sensor can send packet to server use COAP protocol. 106 + 107 +Below are the commands. 108 + 109 +(% style="color:blue" %)**AT Commands:** 110 + 111 +* (% style="color:#037691" %)**AT+PRO=1,0** (%%) ~/~/ Set to use COAP protocol to uplink, Payload Type select Hex payload. 112 + 113 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5683** (%%) ~/~/ Set COAP server address and port 114 + 115 +* (% style="color:#037691" %)**AT+URI1=11,"I"** (%%) ~/~/ Configure CoAP Message Options 116 +* (% style="color:#037691" %)**AT+URI2=11,"aaa05e26-4d6d-f01b-660e-1d8de4a3bfe1"** (%%) ~/~/ Configure CoAP Message Options 117 + 118 +(% class="wikigeneratedid" %) 119 +=== 3.2.1 Uplink Example === 120 + 121 + 122 + 104 104 == 3.2 General MQTT Connection == 105 105 106 106 The NB-IoT Sensor can send packet to server use MQTT protocol.