Changes for page N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/02 16:44
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... ... @@ -211,7 +211,7 @@ 211 211 212 212 213 213 214 -=== 2.2. 4Connect USB – TTL to N95S31B to configure it ===214 +=== 2.2.3 Connect USB – TTL to N95S31B to configure it === 215 215 216 216 ((( 217 217 ((( ... ... @@ -250,7 +250,7 @@ 250 250 251 251 252 252 253 -=== 2.2. 5Use CoAP protocol to uplink data ===253 +=== 2.2.4 Use CoAP protocol to uplink data === 254 254 255 255 (% style="color:red" %)Note: if you don't have CoAP server, you can refer this link to set up one: (%%)[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]] 256 256 ... ... @@ -270,12 +270,10 @@ 270 270 ))) 271 271 272 272 ((( 273 - 274 - 275 275 For parameter description, please refer to AT command set 276 276 ))) 277 277 278 -[[image:1657352 146020-183.png]]276 +[[image:1657330452568-615.png]] 279 279 280 280 281 281 ((( ... ... @@ -282,11 +282,11 @@ 282 282 After configure the server address and (% style="color:green" %)**reset the device**(%%) (via AT+ATZ ), NDDS75 will start to uplink sensor values to CoAP server. 283 283 ))) 284 284 285 -[[image:16573 52185396-303.png]]283 +[[image:1657330472797-498.png]] 286 286 287 287 288 288 289 -=== 2.2. 6Use UDP protocol to uplink data(Default protocol) ===287 +=== 2.2.5 Use UDP protocol to uplink data(Default protocol) === 290 290 291 291 292 292 * (% style="color:blue" %)**AT+PRO=2 ** (%%) ~/~/ Set to use UDP protocol to uplink ... ... @@ -293,16 +293,15 @@ 293 293 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601 ** (%%) ~/~/ to set UDP server address and port 294 294 * (% style="color:blue" %)**AT+CFM=1 ** (%%) ~/~/ If the server does not respond, this command is unnecessary 295 295 296 -[[image:16573 52391268-297.png]]294 +[[image:1657330501006-241.png]] 297 297 298 298 299 -[[image:16573 52403317-397.png]]297 +[[image:1657330533775-472.png]] 300 300 301 301 302 302 303 -=== 2.2. 7Use MQTT protocol to uplink data ===301 +=== 2.2.6 Use MQTT protocol to uplink data === 304 304 305 -N95S31B supports only plain MQTT now it doesn’t support TLS and other related encryption. 306 306 307 307 * (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 308 308 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port ... ... @@ -309,21 +309,17 @@ 309 309 * (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 310 310 * (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 311 311 * (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 312 -* (% style="color:blue" %)**AT+PUBTOPIC= f9527313 -* (% style="color:blue" %)**AT+SUBTOPIC=N s9527309 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB **(%%)~/~/Set the sending topic of MQTT 310 +* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB **(%%) ~/~/Set the subscription topic of MQTT 314 314 315 -[[image:1657 352634421-276.png]]312 +[[image:1657249978444-674.png]] 316 316 317 317 318 -[[image:16573 52645687-385.png]]315 +[[image:1657330723006-866.png]] 319 319 320 -((( 321 -To save battery life, N95S31B will establish a subscription before each uplink and close the subscription 3 seconds after uplink successful. Any downlink commands from server will only arrive during the subscription period. 322 -))) 323 323 324 - 325 325 ((( 326 -MQTT protocol has a much high -power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval.319 +MQTT protocol has a much higher power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval. 327 327 ))) 328 328 329 329
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