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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... ... @@ -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]]296 +[[image:1657330501006-241.png]] 297 297 298 298 299 -[[image:16573 52403317-397.png]]299 +[[image:1657330533775-472.png]] 300 300 301 301 302 302 303 -=== 2.2. 7Use MQTT protocol to uplink data ===303 +=== 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 ... ... @@ -309,40 +309,35 @@ 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 s9527311 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB **(%%)~/~/Set the sending topic of MQTT 312 +* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB **(%%) ~/~/Set the subscription topic of MQTT 314 314 315 -[[image:1657 352634421-276.png]]314 +[[image:1657249978444-674.png]] 316 316 317 317 318 -[[image:16573 52645687-385.png]]317 +[[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.321 +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 ))) 328 328 329 329 330 330 331 -=== 2.2. 8Use TCP protocol to uplink data ===326 +=== 2.2.7 Use TCP protocol to uplink data === 332 332 333 -This feature is supported since firmware version v110 334 334 335 335 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink 336 336 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600 **(%%) ~/~/ to set TCP server address and port 337 337 338 -[[image: 1657352898400-901.png]]332 +[[image:image-20220709093918-1.png]] 339 339 340 340 341 -[[image: 1657352914475-252.png]]335 +[[image:image-20220709093918-2.png]] 342 342 343 343 344 344 345 -=== 2.2. 9Change Update Interval ===339 +=== 2.2.8 Change Update Interval === 346 346 347 347 User can use below command to change the (% style="color:green" %)**uplink interval**. 348 348 ... ... @@ -349,11 +349,15 @@ 349 349 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s 350 350 351 351 ((( 352 - 346 +(% style="color:red" %)**NOTE:** 353 353 ))) 354 354 349 +((( 350 +(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour. 351 +))) 355 355 356 356 354 + 357 357 == 2.3 Uplink Payload == 358 358 359 359 In this mode, uplink payload includes in total 14 bytes
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