Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 104.2 >
edited by Xiaoling
on 2022/09/09 10:26
To version < 108.9 >
edited by Xiaoling
on 2023/04/04 12:01
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -82,12 +82,12 @@
82 82  
83 83  (% style="color:#037691" %)**NB-IoT Spec:**
84 84  
85 -* - B1 @H-FDD: 2100MHz
86 -* - B3 @H-FDD: 1800MHz
87 -* - B8 @H-FDD: 900MHz
88 -* - B5 @H-FDD: 850MHz
89 -* - B20 @H-FDD: 800MHz
90 -* - B28 @H-FDD: 700MHz
85 +* B1 @H-FDD: 2100MHz
86 +* B3 @H-FDD: 1800MHz
87 +* B8 @H-FDD: 900MHz
88 +* B5 @H-FDD: 850MHz
89 +* B20 @H-FDD: 800MHz
90 +* B28 @H-FDD: 700MHz
91 91  
92 92  (% style="color:#037691" %)**Battery:**
93 93  
... ... @@ -118,7 +118,6 @@
118 118  
119 119  
120 120  
121 -
122 122  == 1.5  Pin Definitions ==
123 123  
124 124  
... ... @@ -203,13 +203,13 @@
203 203  [[image:image-20220709092052-2.png]]
204 204  
205 205  
206 -**Connection:**
205 +(% style="color:blue" %)**Connection:**
207 207  
208 - (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
207 + (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
209 209  
210 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
209 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
211 211  
212 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
211 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
213 213  
214 214  
215 215  In the PC, use below serial tool settings:
... ... @@ -247,10 +247,10 @@
247 247  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
248 248  )))
249 249  * (((
250 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
249 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/  to set CoAP server address and port
251 251  )))
252 252  * (((
253 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
252 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
254 254  
255 255  
256 256  
... ... @@ -279,9 +279,9 @@
279 279  === 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
280 280  
281 281  
282 -* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
283 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
284 -* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
281 +* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/  Set to use UDP protocol to uplink
282 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/  to set UDP server address and port
283 +* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/  If the server does not respond, this command is unnecessary
285 285  
286 286  [[image:1657330501006-241.png]]
287 287  
... ... @@ -293,13 +293,13 @@
293 293  === 2.2.6 Use MQTT protocol to uplink data ===
294 294  
295 295  
296 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
297 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
298 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
299 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
300 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
301 -* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
302 -* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
295 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
296 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
297 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
298 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
299 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
300 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/  Set the sending topic of MQTT
301 +* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/  Set the subscription topic of MQTT
303 303  
304 304  [[image:1657249978444-674.png]]
305 305  
... ... @@ -316,8 +316,8 @@
316 316  === 2.2.7 Use TCP protocol to uplink data ===
317 317  
318 318  
319 -* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
320 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
318 +* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/  Set to use TCP protocol to uplink
319 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/  to set TCP server address and port
321 321  
322 322  [[image:image-20220709093918-1.png]]
323 323  
... ... @@ -331,16 +331,19 @@
331 331  
332 332  User can use below command to change the (% style="color:green" %)**uplink interval**.
333 333  
334 -* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
333 +* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/  Set Update Interval to 600s
335 335  
336 336  (((
337 -(% style="color:red" %)**NOTE 1: By default, the device will send an uplink message every 1 hour.**
338 -
339 339  
340 -)))
341 341  
342 -(% style="color:red" %)**NOTE 2: When the firmware version is v1.3.2 and later firmware:**
343 343  
339 +(% style="color:red" %)**NOTE:**
340 +
341 +(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
342 +
343 +(% style="color:red" %)**2. When the firmware version is v1.3.2 and later firmware:**
344 +)))
345 +
344 344  (% 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).**
345 345  
346 346  
... ... @@ -348,7 +348,7 @@
348 348  == 2.3  Uplink Payload ==
349 349  
350 350  
351 -=== 2.3.1  Before Firmware 1.3.2 ===
353 +=== 2.3.1  Before Firmware v1.3.2 ===
352 352  
353 353  
354 354  In this mode, uplink payload includes in total 14 bytes
... ... @@ -360,7 +360,7 @@
360 360  |(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:120px" %)[[Distance (unit: mm)>>||anchor="H2.4.5A0Distance"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H2.4.6A0DigitalInterrupt"]]
361 361  
362 362  (((
363 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
365 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
364 364  )))
365 365  
366 366  
... ... @@ -367,49 +367,36 @@
367 367  [[image:1657331036973-987.png]]
368 368  
369 369  
370 -(((
372 +
371 371  The payload is **ASCII** string, representative same HEX:
372 -)))
373 373  
374 -(((
375 -0x72403155615900640c6c19029200 where:
376 -)))
375 +(% style="background-color:yellow" %)**0x 724031556159 0064 0c6c 19 0292 00 **
377 377  
378 -* (((
379 -Device ID: 0x724031556159 = 724031556159
380 -)))
381 -* (((
382 -Version:  0x0064=100=1.0.0
383 -)))
377 +**where :**
384 384  
385 -* (((
386 -BAT:  0x0c6c = 3180 mV = 3.180V
387 -)))
388 -* (((
389 -Signal: 0x19 = 25
390 -)))
391 -* (((
392 -Distance: 0x0292= 658 mm
393 -)))
394 -* (((
395 -Interrupt: 0x00 = 0
379 +* (% style="color:#037691" %)**Device ID:**(%%) 0x724031556159 = 724031556159
396 396  
381 +* (% style="color:#037691" %)**Version:**(%%)  0x0064=100=1.0.0
397 397  
383 +* (% style="color:#037691" %)**BAT:** (%%) 0x0c6c = 3180 mV = 3.180V
398 398  
385 +* (% style="color:#037691" %)**Signal:**(%%)  0x19 = 25
399 399  
400 -
401 -)))
387 +* (% style="color:#037691" %)**Distance:**  (%%)0x0292= 658 mm
402 402  
403 -=== **2.3.2  Since firmware v1.3.2** ===
389 +* (% style="color:#037691" %)**Interrupt:**(%%) 0x00 = 0
404 404  
405 405  
392 +=== 2.3.2  Since firmware v1.3.2 ===
393 +
394 +
406 406  In this mode, uplink payload includes 69 bytes in total by default.
407 407  
408 408  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.
409 409  
410 -(% border="2" style="background-color:#ffffcc; color:green; width:896px" %)
411 -|(% 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
412 -|(% 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 +(% border="1" style="background-color:#ffffcc; color:green; width:490px" %)
400 +|=(% scope="row" style="width: 60px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:25px" %)**2**|(% style="width:25px" %)**2**|(% style="width:60px" %)**1**|(% style="width:25px" %)**1**|(% style="width:40px" %)**1**|(% style="width:40px" %)**2**|(% style="width:70px" %)**4**|(% style="width:40px" %)**2**|(% style="width:60px" %)**4**
401 +|=(% 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.......
413 413  
414 414  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
415 415  
... ... @@ -418,20 +418,30 @@
418 418  
419 419  The payload is ASCII string, representative same HEX:
420 420  
421 -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:
410 +**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 (%%)**
422 422  
423 -* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
424 -* (% style="color:red" %)Version: 0x0084=132=1.3.2
425 -* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
426 -* (% style="color:blue" %)Singal: 0x1e = 30
427 -* (% style="color:red" %)Mod: 0x01 = 1
428 -* Interrupt: 0x00= 0
429 -* Distance: 0x0039= 57 = 57
430 -* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
431 -* Distance,Time stamp : 00396319baf0
432 -* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
412 +**where:**
433 433  
414 +* (% style="color:#037691" %)**Device ID:**(%%) f867787050213317 = f867787050213317
434 434  
416 +* (% style="color:#037691" %)**Version:**(%%) 0x0084=132=1.3.2
417 +
418 +* (% style="color:#037691" %)**BAT:**(%%)  0x0cf4 = 3316 mV = 3.316V
419 +
420 +* (% style="color:#037691" %)**Singal:**(%%)  0x1e = 30
421 +
422 +* (% style="color:#037691" %)**Mod:**(%%)**     **0x01 = 1
423 +
424 +* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0
425 +
426 +* (% style="color:#037691" %)**Distance:**(%%) 0x0039= 57 = 57
427 +
428 +* (% style="color:#037691" %)**Time stamp:**(%%) 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
429 +
430 +* (% style="color:#037691" %)**Distance,Time stamp:**(%%) 00396319baf0
431 +
432 +* (% style="color:#037691" %)**8 sets of recorded data: Distance,Time stamp :**(%%) //**00396319ba3c**//,.......
433 +
435 435  == 2.4  Payload Explanation and Sensor Interface ==
436 436  
437 437  
... ... @@ -568,7 +568,7 @@
568 568  )))
569 569  
570 570  (((
571 -(% 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]])**.**
570 +(% 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]])**.**
572 572  )))
573 573  
574 574  
... ... @@ -695,27 +695,27 @@
695 695  
696 696  (% style="color:blue" %)** ➢ AT Command:**
697 697  
698 -(% 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)
697 +* (% 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)
698 +* (% 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.
699 699  
700 -(% 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.
700 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
701 701  
702 +[[image:image-20221009001114-1.png||height="687" width="955"]]
702 702  
703 703  
705 +
704 704  == 2.8  Read or Clear cached data ==
705 705  
706 706  
707 707  (% style="color:blue" %)** ➢ AT Command:**
708 708  
709 -(% style="color:#037691" %)** AT+CDP ** (%%) ~/~/ Read cached data
711 +* (% style="color:#037691" %)** AT+CDP ** (%%) ~/~/  Read cached data
712 +* (% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/  Clear cached data
710 710  
711 -
712 712  [[image:image-20220908175333-2.png]]
713 713  
714 714  
715 -(% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/ Clear cached data
716 716  
717 -
718 -
719 719  == 2.9  ​LED Indicator ==
720 720  
721 721  
... ... @@ -750,91 +750,13 @@
750 750  
751 751  
752 752  
753 -== 2.11  ​Battery Analysis ==
752 +== 2.11 Battery & Power Consumption ==
754 754  
755 755  
756 -=== 2.11.1  ​Battery Type ===
755 +PS-LB-NA uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
757 757  
757 +[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
758 758  
759 -(((
760 -The NDDS75 battery is a combination of an 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is none-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
761 -)))
762 -
763 -(((
764 -The battery is designed to last for several years depends on the actually use environment and update interval. 
765 -)))
766 -
767 -(((
768 -The battery related documents as below:
769 -)))
770 -
771 -* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
772 -* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
773 -* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
774 -
775 -(((
776 -[[image:image-20220709101450-2.png]]
777 -)))
778 -
779 -
780 -
781 -=== 2.11.2  Power consumption Analyze ===
782 -
783 -
784 -(((
785 -Dragino battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
786 -)))
787 -
788 -
789 -(((
790 -Instruction to use as below:
791 -)))
792 -
793 -(((
794 -(% style="color:blue" %)**Step 1:  **(%%)Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]]
795 -)))
796 -
797 -
798 -(((
799 -(% style="color:blue" %)**Step 2: **(%%) Open it and choose
800 -)))
801 -
802 -* (((
803 -Product Model
804 -)))
805 -* (((
806 -Uplink Interval
807 -)))
808 -* (((
809 -Working Mode
810 -)))
811 -
812 -(((
813 -And the Life expectation in difference case will be shown on the right.
814 -)))
815 -
816 -[[image:image-20220709110451-3.png]]
817 -
818 -
819 -
820 -=== 2.11.3  ​Battery Note ===
821 -
822 -
823 -(((
824 -The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
825 -)))
826 -
827 -
828 -
829 -=== 2.11.4  Replace the battery ===
830 -
831 -
832 -(((
833 -The default battery pack of NDDS75 includes a ER26500 plus super capacitor. If user can't find this pack locally, they can find ER26500 or equivalence without the SPC1520 capacitor, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes).
834 -)))
835 -
836 -
837 -
838 838  = 3. ​ Access NB-IoT Module =
839 839  
840 840  
... ... @@ -861,90 +861,90 @@
861 861  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]]
862 862  
863 863  
864 -AT+<CMD>?  : Help on <CMD>
785 +AT+<CMD>?  :  Help on <CMD>
865 865  
866 -AT+<CMD>         : Run <CMD>
787 +AT+<CMD>         :  Run <CMD>
867 867  
868 -AT+<CMD>=<value> : Set the value
789 +AT+<CMD>=<value> :  Set the value
869 869  
870 -AT+<CMD>=?  : Get the value
791 +AT+<CMD>=?  :  Get the value
871 871  
872 872  
873 873  (% style="color:#037691" %)**General Commands**(%%)      
874 874  
875 -AT  : Attention       
796 +AT  :  Attention       
876 876  
877 -AT?  : Short Help     
798 +AT?  :  Short Help     
878 878  
879 -ATZ  : MCU Reset    
800 +ATZ  :  MCU Reset    
880 880  
881 -AT+TDC  : Application Data Transmission Interval
802 +AT+TDC  :  Application Data Transmission Interval
882 882  
883 -AT+CFG  : Print all configurations
804 +AT+CFG  :  Print all configurations
884 884  
885 -AT+CFGMOD           : Working mode selection
806 +AT+CFGMOD           :  Working mode selection
886 886  
887 -AT+INTMOD            : Set the trigger interrupt mode
808 +AT+INTMOD            :  Set the trigger interrupt mode
888 888  
889 -AT+5VT  : Set extend the time of 5V power  
810 +AT+5VT  :  Set extend the time of 5V power  
890 890  
891 -AT+PRO  : Choose agreement
812 +AT+PRO  :  Choose agreement
892 892  
893 -AT+WEIGRE  : Get weight or set weight to 0
814 +AT+WEIGRE  :  Get weight or set weight to 0
894 894  
895 -AT+WEIGAP  : Get or Set the GapValue of weight
816 +AT+WEIGAP  :  Get or Set the GapValue of weight
896 896  
897 -AT+RXDL  : Extend the sending and receiving time
818 +AT+RXDL  :  Extend the sending and receiving time
898 898  
899 -AT+CNTFAC  : Get or set counting parameters
820 +AT+CNTFAC  :  Get or set counting parameters
900 900  
901 -AT+SERVADDR  : Server Address
822 +AT+SERVADDR  :  Server Address
902 902  
903 -AT+TR      : Get or Set record time"
824 +AT+TR  :  Get or Set record time"
904 904  
905 -AT+APN     : Get or set the APN
826 +AT+APN     :  Get or set the APN
906 906  
907 -AT+FBAND   : Get or Set whether to automatically modify the frequency band
828 +AT+FBAND  :  Get or Set whether to automatically modify the frequency band
908 908  
909 -AT+DNSCFG  : Get or Set DNS Server
830 +AT+DNSCFG  : Get or Set DNS Server
910 910  
911 -AT+GETSENSORVALUE   : Returns the current sensor measurement
832 +AT+GETSENSORVALUE   :  Returns the current sensor measurement
912 912  
913 -AT+NOUD      : Get or Set the number of data to be uploaded
834 +AT+NOUD  :  Get or Set the number of data to be uploaded
914 914  
915 -AT+CDP     : Read or Clear cached data
836 +AT+CDP     :  Read or Clear cached data
916 916  
917 -AT+LDDSALARM : Get or Set alarm of distance
838 +AT+LDDSALARM :  Get or Set alarm of distance
918 918  
919 919  
920 920  (% style="color:#037691" %)**COAP Management**      
921 921  
922 -AT+URI            : Resource parameters
843 +AT+URI            :  Resource parameters
923 923  
924 924  
925 925  (% style="color:#037691" %)**UDP Management**
926 926  
927 -AT+CFM          : Upload confirmation mode (only valid for UDP)
848 +AT+CFM          :  Upload confirmation mode (only valid for UDP)
928 928  
929 929  
930 930  (% style="color:#037691" %)**MQTT Management**
931 931  
932 -AT+CLIENT               : Get or Set MQTT client
853 +AT+CLIENT  :  Get or Set MQTT client
933 933  
934 -AT+UNAME  : Get or Set MQTT Username
855 +AT+UNAME  :  Get or Set MQTT Username
935 935  
936 -AT+PWD                  : Get or Set MQTT password
857 +AT+PWD  :  Get or Set MQTT password
937 937  
938 -AT+PUBTOPIC  : Get or Set MQTT publish topic
859 +AT+PUBTOPIC  :  Get or Set MQTT publish topic
939 939  
940 -AT+SUBTOPIC  : Get or Set MQTT subscription topic
861 +AT+SUBTOPIC  :  Get or Set MQTT subscription topic
941 941  
942 942  
943 943  (% style="color:#037691" %)**Information**          
944 944  
945 -AT+FDR  : Factory Data Reset
866 +AT+FDR  :  Factory Data Reset
946 946  
947 -AT+PWORD  : Serial Access Password
868 +AT+PWORD  :  Serial Access Password
948 948  
949 949  
950 950  
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