Last modified by Mengting Qiu on 2024/04/02 16:44
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From version < 106.1 >
edited by Xiaoling
on 2022/07/09 15:35
To version < 114.1 >
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211 211  
212 212  
213 213  
214 -=== 2.2.3 Connect USB – TTL to N95S31B to configure it ===
214 +=== 2.2.4  Connect USB – TTL to N95S31B to configure it ===
215 215  
216 216  (((
217 217  (((
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250 250  
251 251  
252 252  
253 -=== 2.2.4 Use CoAP protocol to uplink data ===
253 +=== 2.2.5  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  
... ... @@ -270,10 +270,12 @@
270 270  )))
271 271  
272 272  (((
273 +
274 +
273 273  For parameter description, please refer to AT command set
274 274  )))
275 275  
276 -[[image:1657330452568-615.png]]
278 +[[image:1657352146020-183.png]]
277 277  
278 278  
279 279  (((
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280 280  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.
281 281  )))
282 282  
283 -[[image:1657330472797-498.png]]
285 +[[image:1657352185396-303.png]]
284 284  
285 285  
286 286  
287 -=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
289 +=== 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
288 288  
289 289  
290 290  * (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
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291 291  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
292 292  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
293 293  
294 -[[image:1657330501006-241.png]]
296 +[[image:1657352391268-297.png]]
295 295  
296 296  
297 -[[image:1657330533775-472.png]]
299 +[[image:1657352403317-397.png]]
298 298  
299 299  
300 300  
301 -=== 2.2.6 Use MQTT protocol to uplink data ===
303 +=== 2.2.7  Use MQTT protocol to uplink data ===
302 302  
305 +N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
303 303  
304 304  * (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
305 305  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
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306 306  * (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
307 307  * (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
308 308  * (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
309 -* (% 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
312 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527  **(%%)~/~/Set the sending topic of MQTT
313 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527  **(%%) ~/~/Set the subscription topic of MQTT
311 311  
312 -[[image:1657249978444-674.png]]
315 +[[image:1657352634421-276.png]]
313 313  
314 314  
315 -[[image:1657330723006-866.png]]
318 +[[image:1657352645687-385.png]]
316 316  
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 +)))
317 317  
324 +
318 318  (((
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.
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.
320 320  )))
321 321  
322 322  
323 323  
324 -=== 2.2.7 Use TCP protocol to uplink data ===
331 +=== 2.2.8  Use TCP protocol to uplink data ===
325 325  
333 +This feature is supported since firmware version v110
326 326  
327 327  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
328 328  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
329 329  
330 -[[image:image-20220709093918-1.png]]
338 +[[image:1657352898400-901.png]]
331 331  
332 332  
333 -[[image:image-20220709093918-2.png]]
341 +[[image:1657352914475-252.png]]
334 334  
335 335  
336 336  
337 -=== 2.2.8 Change Update Interval ===
345 +=== 2.2.9  Change Update Interval ===
338 338  
339 339  User can use below command to change the (% style="color:green" %)**uplink interval**.
340 340  
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341 341  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
342 342  
343 343  (((
344 -(% style="color:red" %)**NOTE:**
352 +
345 345  )))
346 346  
347 -(((
348 -(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour.
349 -)))
350 350  
351 351  
352 -
353 353  == 2.3  Uplink Payload ==
354 354  
355 355  In this mode, uplink payload includes in total 14 bytes
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