Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 108.2 >
edited by Xiaoling
on 2022/10/15 09:58
To version < 103.1 >
edited by David Huang
on 2022/09/08 18:02
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.David
Content
... ... @@ -71,6 +71,7 @@
71 71  * Micro SIM card slot for NB-IoT SIM
72 72  * 8500mAh Battery for long term use
73 73  
74 +
74 74  == 1.3  Specification ==
75 75  
76 76  
... ... @@ -101,6 +101,7 @@
101 101  * STOP Mode: 10uA @ 3.3v
102 102  * Max transmit power: 350mA@3.3v
103 103  
105 +
104 104  == ​1.4  Applications ==
105 105  
106 106  
... ... @@ -201,13 +201,13 @@
201 201  [[image:image-20220709092052-2.png]]
202 202  
203 203  
204 -(% style="color:blue" %)**Connection:**
206 +**Connection:**
205 205  
206 - (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
208 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
207 207  
208 -**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
210 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
209 209  
210 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
212 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
211 211  
212 212  
213 213  In the PC, use below serial tool settings:
... ... @@ -245,10 +245,10 @@
245 245  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
246 246  )))
247 247  * (((
248 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/  to set CoAP server address and port
250 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
249 249  )))
250 250  * (((
251 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
253 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
252 252  
253 253  
254 254  
... ... @@ -256,8 +256,6 @@
256 256  
257 257  (((
258 258  For parameter description, please refer to AT command set
259 -
260 -
261 261  )))
262 262  
263 263  [[image:1657330452568-615.png]]
... ... @@ -266,8 +266,6 @@
266 266  
267 267  (((
268 268  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.
269 -
270 -
271 271  )))
272 272  
273 273  [[image:1657330472797-498.png]]
... ... @@ -277,9 +277,9 @@
277 277  === 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
278 278  
279 279  
280 -* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/  Set to use UDP protocol to uplink
281 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/  to set UDP server address and port
282 -* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/  If the server does not respond, this command is unnecessary
278 +* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
279 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
280 +* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
283 283  
284 284  [[image:1657330501006-241.png]]
285 285  
... ... @@ -291,13 +291,13 @@
291 291  === 2.2.6 Use MQTT protocol to uplink data ===
292 292  
293 293  
294 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
295 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
296 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
297 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
298 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
299 -* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/  Set the sending topic of MQTT
300 -* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/  Set the subscription topic of MQTT
292 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
293 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
294 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
295 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
296 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
297 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
298 +* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
301 301  
302 302  [[image:1657249978444-674.png]]
303 303  
... ... @@ -314,8 +314,8 @@
314 314  === 2.2.7 Use TCP protocol to uplink data ===
315 315  
316 316  
317 -* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/  Set to use TCP protocol to uplink
318 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/  to set TCP server address and port
315 +* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
316 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
319 319  
320 320  [[image:image-20220709093918-1.png]]
321 321  
... ... @@ -329,31 +329,25 @@
329 329  
330 330  User can use below command to change the (% style="color:green" %)**uplink interval**.
331 331  
332 -* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/  Set Update Interval to 600s
330 +* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
333 333  
334 334  (((
335 -
333 +(% style="color:red" %)**NOTE: By default, the device will send an uplink message every 1 hour.**
336 336  
337 -
338 -(% style="color:red" %)**NOTE:**
339 -
340 -(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
341 -
342 -(% style="color:red" %)**2. When the firmware version is v1.3.2 and later firmware:**
335 +
343 343  )))
344 344  
345 -(% style="color:red" %)**By default, the device will send an uplink message every 2 hours. Each Uplink Include 8 set of records in this 2 hour (15 minute interval / record).**
338 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
346 346  
340 +**By default, the device will send an uplink message every 2 hours. Each Uplink Include 8 set of records in this 2 hour (15 minute interval / record).**
347 347  
348 348  
349 349  == 2.3  Uplink Payload ==
350 350  
351 351  
352 -=== 2.3.1  Before Firmware v1.3.2 ===
353 -
354 -
355 355  In this mode, uplink payload includes in total 14 bytes
356 356  
348 +
357 357  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
358 358  |=(% style="width: 60px;" %)(((
359 359  **Size(bytes)**
... ... @@ -368,73 +368,64 @@
368 368  [[image:1657331036973-987.png]]
369 369  
370 370  
363 +(((
364 +The payload is ASCII string, representative same HEX:
365 +)))
371 371  
372 -The payload is **ASCII** string, representative same HEX:
367 +(((
368 +0x72403155615900640c6c19029200 where:
369 +)))
373 373  
374 -(% style="background-color:yellow" %)**0x724031556159 0064 0c6c 19 0292 00 **
371 +* (((
372 +Device ID: 0x724031556159 = 724031556159
373 +)))
374 +* (((
375 +Version: 0x0064=100=1.0.0
376 +)))
375 375  
376 -**where :**
378 +* (((
379 +BAT: 0x0c6c = 3180 mV = 3.180V
380 +)))
381 +* (((
382 +Signal: 0x19 = 25
383 +)))
384 +* (((
385 +Distance: 0x0292= 658 mm
386 +)))
387 +* (((
388 +Interrupt: 0x00 = 0
377 377  
378 -* (% style="color:#037691" %)**Device ID:**(%%) 0x724031556159 = 724031556159
390 +
391 +)))
379 379  
380 -* (% style="color:#037691" %)**Version:**(%%)  0x0064=100=1.0.0
393 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
381 381  
382 -* (% style="color:#037691" %)**BAT:** (%%) 0x0c6c = 3180 mV = 3.180V
383 -
384 -* (% style="color:#037691" %)**Signal:**(%%)  0x19 = 25
385 -
386 -* (% style="color:#037691" %)**Distance:**  (%%)0x0292= 658 mm
387 -
388 -* (% style="color:#037691" %)**Interrupt:**(%%) 0x00 = 0
389 -
390 -
391 -
392 -
393 -=== **2.3.2  Since firmware v1.3.2** ===
394 -
395 -
396 396  In this mode, uplink payload includes 69 bytes in total by default.
397 397  
398 398  Each time the device uploads a data package, 8 sets of recorded data will be attached. Up to 32 sets of recorded data can be uploaded.
399 399  
400 -(% border="2" style="background-color:#ffffcc; color:green; width:896px" %)
401 -|(% style="width:95px" %)**Size(bytes)**|(% style="width:84px" %)**8**|(% style="width:44px" %)2|(% style="width:48px" %)2|(% style="width:123px" %)1|(% style="width:55px" %)1|(% style="width:80px" %)1|(% style="width:77px" %)2|(% style="width:94px" %)4|(% style="width:77px" %)2|(% style="width:116px" %)4
402 -|(% style="width:95px" %)**Value**|(% style="width:84px" %)Device ID|(% style="width:44px" %)Ver|(% style="width:48px" %)BAT|(% style="width:123px" %)Signal Strength|(% style="width:55px" %)MOD|(% style="width:80px" %)Interrupt|(% style="width:77px" %)Distance|(% style="width:94px" %)Timestamp|(% style="width:77px" %)Distance|(% style="width:116px" %)Timestamp.......
399 +|**Size(bytes)**|**8**|2|2|1|1|1|2|4|2|4
400 +|**Value**|Device ID|Ver|BAT|Signal Strength|MOD|Interrupt|Distance|Timestamp|Distance|Timestamp.......
403 403  
404 404  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
405 405  
406 406  [[image:image-20220908175246-1.png]]
407 407  
408 -
409 409  The payload is ASCII string, representative same HEX:
410 410  
411 -**0x (% style="color:red" %)f867787050213317 (% style="color:blue" %)0084 (% style="color:green" %)0cf4 (% style="color:#00b0f0" %)1e (% style="color:#7030a0" %)01 (% style="color:#d60093" %)00(% style="color:#a14d07" %) 0039 (% style="color:#0020b0" %)6315537b (% style="color:#663300" %)00396319baf0 00396319ba3c 00396319b988 00396319b8d4 00396319b820 00396319b76c 00396319b6b8 00396319b604 (%%)**
408 +0x(% style="color:red" %)f867787050213317(% style="color:blue" %)0084(% style="color:green" %)0cf4(% style="color:red" %)1e(% style="color:blue" %)01(% style="color:green" %)00(% style="color:red" %)**//00396319bb32//**00396319baf0//**00396319ba3c**//00396319b988//**00396319b8d4**//00396319b820//**00396319b76c**//00396319b6b8//**00396319b604**//(%%) where:
412 412  
413 -**where:**
410 +* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
411 +* (% style="color:red" %)Version: 0x0084=132=1.3.2
412 +* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
413 +* (% style="color:blue" %)Singal: 0x1e = 30
414 +* (% style="color:red" %)Mod: 0x01 = 1
415 +* Interrupt: 0x00= 0
416 +* Distance: 0x0039= 57 = 57
417 +* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
418 +* Distance,Time stamp : 00396319baf0
419 +* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
414 414  
415 -* (% style="color:#037691" %)**Device ID:**(%%) f867787050213317 = f867787050213317
416 -
417 -* (% style="color:#037691" %)**Version:**(%%) 0x0084=132=1.3.2
418 -
419 -* (% style="color:#037691" %)**BAT:**(%%)  0x0cf4 = 3316 mV = 3.316V
420 -
421 -* (% style="color:#037691" %)**Singal:**(%%)  0x1e = 30
422 -
423 -* (% style="color:#037691" %)**Mod:**(%%)**  **0x01 = 1
424 -
425 -* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0
426 -
427 -* (% style="color:#037691" %)**Distance:**(%%) 0x0039= 57 = 57
428 -
429 -* (% style="color:#037691" %)**Time stamp:**(%%) 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
430 -
431 -* (% style="color:#037691" %)**Distance,Time stamp:**(%%) 00396319baf0
432 -
433 -* (% style="color:#037691" %) **8 sets of recorded data: Distance,Time stamp :**(%%) //**00396319ba3c**//,.......
434 -
435 -
436 -
437 -
438 438  == 2.4  Payload Explanation and Sensor Interface ==
439 439  
440 440  
... ... @@ -452,7 +452,7 @@
452 452  )))
453 453  
454 454  (((
455 -(% style="color:blue" %)**Example :**
438 +**Example:**
456 456  )))
457 457  
458 458  (((
... ... @@ -460,23 +460,20 @@
460 460  )))
461 461  
462 462  (((
463 -The Device ID is stored in a none-erase area, Upgrade the firmware or run (% style="color:blue" %)**AT+FDR**(%%) won't erase Device ID.
446 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
464 464  )))
465 465  
466 466  
467 -(% style="color:red" %)**NOTE: When the firmware version is v1.3.2 and later firmware:**
450 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
468 468  
469 -(% style="color:red" %)**By default, the Device ID equal to the last 15 bits of IMEI.**
452 +By default, the Device ID equal to the last 15 bits of IMEI.
470 470  
471 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
454 +User can use **AT+DEUI** to set Device ID
472 472  
456 +**Example:**
473 473  
474 -(% style="color:blue" %)**Example :**
475 -
476 476  AT+DEUI=868411056754138
477 477  
478 -
479 -
480 480  === 2.4.2  Version Info ===
481 481  
482 482  
... ... @@ -571,7 +571,7 @@
571 571  )))
572 572  
573 573  (((
574 -(% style="color:blue" %)**AT+INTMOD=3 **(%%) ~/~/  (more info about INMOD please refer [[**AT Command Manual**>>url:https://www.dragino.com/downloads/downloads/NB-IoT/NBSN95/DRAGINO_NBSN95-NB_AT%20Commands_v1.1.0.pdf]])**.**
554 +(% style="color:blue" %)**AT+INTMOD=3 **(%%) ~/~/(more info about INMOD please refer [[**AT Command Manual**>>url:https://www.dragino.com/downloads/downloads/NB-IoT/NBSN95/DRAGINO_NBSN95-NB_AT%20Commands_v1.1.0.pdf]])**.**
575 575  )))
576 576  
577 577  
... ... @@ -672,14 +672,12 @@
672 672  )))
673 673  
674 674  
655 +== 2.6 Distance alarm function ==
675 675  
676 -== 2.6  Distance alarm function(Since firmware v1.3.2) ==
657 +➢ AT Command:
677 677  
659 +AT+ LDDSALARM=min,max
678 678  
679 -(% style="color:blue" %)** ➢ AT Command:**
680 -
681 -(% style="color:#037691" %)** AT+ LDDSALARM=min,max**
682 -
683 683  ² When min=0, and max≠0, Alarm higher than max
684 684  
685 685  ² When min≠0, and max=0, Alarm lower than min
... ... @@ -686,39 +686,29 @@
686 686  
687 687  ² When min≠0 and max≠0, Alarm higher than max or lower than min
688 688  
667 +Example:
689 689  
690 -(% style="color:blue" %)** Example:**
669 +AT+ LDDSALARM=260,2000 ~/~/ Alarm when distance lower than 260.
691 691  
692 -**AT+ LDDSALARM=260,2000**  ~/~/ Alarm when distance lower than 260.
693 693  
672 +== 2.7 Set the number of data to be uploaded and the recording time ==
694 694  
674 +➢ AT Command:
695 695  
696 -== 2.7  Set the number of data to be uploaded and the recording time ==
676 +AT+TR=900  ~/~/The unit is seconds, and the default is to record data once every 900 seconds.( The minimum can be set to 180 seconds)
697 697  
678 +AT+NOUD=8  ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded.
698 698  
699 -(% style="color:blue" %)** ➢ AT Command:**
680 +== 2.8 Read or Clear cached data ==
700 700  
701 -* (% style="color:#037691" %)** AT+TR=900** (%%) ~/~/ The unit is seconds, and the default is to record data once every 900 seconds.( The minimum can be set to 180 seconds)
702 -* (% style="color:#037691" %)** AT+NOUD=8**             (%%) ~/~/  The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded.
682 +➢ AT Command:
703 703  
704 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
684 +AT+CDP ~/~/ Read cached data
705 705  
706 -[[image:image-20221009001114-1.png||height="687" width="955"]]
707 -
708 -
709 -
710 -== 2.8  Read or Clear cached data ==
711 -
712 -
713 -(% style="color:blue" %)** ➢ AT Command:**
714 -
715 -* (% style="color:#037691" %)** AT+CDP ** (%%) ~/~/  Read cached data
716 -* (% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/  Clear cached data
717 -
718 718  [[image:image-20220908175333-2.png]]
719 719  
688 +AT+CDP=0 ~/~/ Clear cached data
720 720  
721 -
722 722  == 2.9  ​LED Indicator ==
723 723  
724 724  
... ... @@ -864,90 +864,90 @@
864 864  See this link for detail:  [[https:~~/~~/www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0>>https://www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0]]
865 865  
866 866  
867 -AT+<CMD>?  :  Help on <CMD>
835 +AT+<CMD>?  : Help on <CMD>
868 868  
869 -AT+<CMD>         :  Run <CMD>
837 +AT+<CMD>         : Run <CMD>
870 870  
871 -AT+<CMD>=<value> :  Set the value
839 +AT+<CMD>=<value> : Set the value
872 872  
873 -AT+<CMD>=?  :  Get the value
841 +AT+<CMD>=?  : Get the value
874 874  
875 875  
876 876  (% style="color:#037691" %)**General Commands**(%%)      
877 877  
878 -AT  :  Attention       
846 +AT  : Attention       
879 879  
880 -AT?  :  Short Help     
848 +AT?  : Short Help     
881 881  
882 -ATZ  :  MCU Reset    
850 +ATZ  : MCU Reset    
883 883  
884 -AT+TDC  :  Application Data Transmission Interval
852 +AT+TDC  : Application Data Transmission Interval
885 885  
886 -AT+CFG  :  Print all configurations
854 +AT+CFG  : Print all configurations
887 887  
888 -AT+CFGMOD           :  Working mode selection
856 +AT+CFGMOD           : Working mode selection
889 889  
890 -AT+INTMOD            :  Set the trigger interrupt mode
858 +AT+INTMOD            : Set the trigger interrupt mode
891 891  
892 -AT+5VT  :  Set extend the time of 5V power  
860 +AT+5VT  : Set extend the time of 5V power  
893 893  
894 -AT+PRO  :  Choose agreement
862 +AT+PRO  : Choose agreement
895 895  
896 -AT+WEIGRE  :  Get weight or set weight to 0
864 +AT+WEIGRE  : Get weight or set weight to 0
897 897  
898 -AT+WEIGAP  :  Get or Set the GapValue of weight
866 +AT+WEIGAP  : Get or Set the GapValue of weight
899 899  
900 -AT+RXDL  :  Extend the sending and receiving time
868 +AT+RXDL  : Extend the sending and receiving time
901 901  
902 -AT+CNTFAC  :  Get or set counting parameters
870 +AT+CNTFAC  : Get or set counting parameters
903 903  
904 -AT+SERVADDR  :  Server Address
872 +AT+SERVADDR  : Server Address
905 905  
906 -AT+TR  :  Get or Set record time"
874 +AT+TR      : Get or Set record time"
907 907  
908 -AT+APN     :  Get or set the APN
876 +AT+APN     : Get or set the APN
909 909  
910 -AT+FBAND  :  Get or Set whether to automatically modify the frequency band
878 +AT+FBAND   : Get or Set whether to automatically modify the frequency band
911 911  
912 -AT+DNSCFG  : Get or Set DNS Server
880 +AT+DNSCFG  : Get or Set DNS Server
913 913  
914 -AT+GETSENSORVALUE   :  Returns the current sensor measurement
882 +AT+GETSENSORVALUE   : Returns the current sensor measurement
915 915  
916 -AT+NOUD  :  Get or Set the number of data to be uploaded
884 +AT+NOUD      : Get or Set the number of data to be uploaded
917 917  
918 -AT+CDP     :  Read or Clear cached data
886 +AT+CDP     : Read or Clear cached data
919 919  
920 -AT+LDDSALARM :  Get or Set alarm of distance
888 +AT+LDDSALARM : Get or Set alarm of distance
921 921  
922 922  
923 923  (% style="color:#037691" %)**COAP Management**      
924 924  
925 -AT+URI            :  Resource parameters
893 +AT+URI            : Resource parameters
926 926  
927 927  
928 928  (% style="color:#037691" %)**UDP Management**
929 929  
930 -AT+CFM          :  Upload confirmation mode (only valid for UDP)
898 +AT+CFM          : Upload confirmation mode (only valid for UDP)
931 931  
932 932  
933 933  (% style="color:#037691" %)**MQTT Management**
934 934  
935 -AT+CLIENT  :  Get or Set MQTT client
903 +AT+CLIENT               : Get or Set MQTT client
936 936  
937 -AT+UNAME  :  Get or Set MQTT Username
905 +AT+UNAME  : Get or Set MQTT Username
938 938  
939 -AT+PWD  :  Get or Set MQTT password
907 +AT+PWD                  : Get or Set MQTT password
940 940  
941 -AT+PUBTOPIC  :  Get or Set MQTT publish topic
909 +AT+PUBTOPIC  : Get or Set MQTT publish topic
942 942  
943 -AT+SUBTOPIC  :  Get or Set MQTT subscription topic
911 +AT+SUBTOPIC  : Get or Set MQTT subscription topic
944 944  
945 945  
946 946  (% style="color:#037691" %)**Information**          
947 947  
948 -AT+FDR  :  Factory Data Reset
916 +AT+FDR  : Factory Data Reset
949 949  
950 -AT+PWORD  :  Serial Access Password
918 +AT+PWORD  : Serial Access Password
951 951  
952 952  
953 953  
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