Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 108.10 >
edited by Xiaoling
on 2023/04/04 12:01
To version < 104.3 >
edited by Xiaoling
on 2022/09/09 11:50
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -81,12 +81,12 @@
81 81  
82 82  (% style="color:#037691" %)**NB-IoT Spec:**
83 83  
84 -* B1 @H-FDD: 2100MHz
85 -* B3 @H-FDD: 1800MHz
86 -* B8 @H-FDD: 900MHz
87 -* B5 @H-FDD: 850MHz
88 -* B20 @H-FDD: 800MHz
89 -* B28 @H-FDD: 700MHz
84 +* - B1 @H-FDD: 2100MHz
85 +* - B3 @H-FDD: 1800MHz
86 +* - B8 @H-FDD: 900MHz
87 +* - B5 @H-FDD: 850MHz
88 +* - B20 @H-FDD: 800MHz
89 +* - B28 @H-FDD: 700MHz
90 90  
91 91  (% style="color:#037691" %)**Battery:**
92 92  
... ... @@ -116,6 +116,7 @@
116 116  
117 117  
118 118  
119 +
119 119  == 1.5  Pin Definitions ==
120 120  
121 121  
... ... @@ -200,13 +200,13 @@
200 200  [[image:image-20220709092052-2.png]]
201 201  
202 202  
203 -(% style="color:blue" %)**Connection:**
204 +**Connection:**
204 204  
205 - (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
206 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
206 206  
207 -**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
208 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
208 208  
209 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
210 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
210 210  
211 211  
212 212  In the PC, use below serial tool settings:
... ... @@ -244,10 +244,10 @@
244 244  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
245 245  )))
246 246  * (((
247 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/  to set CoAP server address and port
248 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
248 248  )))
249 249  * (((
250 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
251 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
251 251  
252 252  
253 253  
... ... @@ -276,9 +276,9 @@
276 276  === 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
277 277  
278 278  
279 -* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/  Set to use UDP protocol to uplink
280 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/  to set UDP server address and port
281 -* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/  If the server does not respond, this command is unnecessary
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
282 282  
283 283  [[image:1657330501006-241.png]]
284 284  
... ... @@ -290,13 +290,13 @@
290 290  === 2.2.6 Use MQTT protocol to uplink data ===
291 291  
292 292  
293 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
294 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
295 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
296 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
297 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
298 -* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/  Set the sending topic of MQTT
299 -* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/  Set the subscription topic of MQTT
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
300 300  
301 301  [[image:1657249978444-674.png]]
302 302  
... ... @@ -313,8 +313,8 @@
313 313  === 2.2.7 Use TCP protocol to uplink data ===
314 314  
315 315  
316 -* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/  Set to use TCP protocol to uplink
317 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/  to set TCP server address and port
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
318 318  
319 319  [[image:image-20220709093918-1.png]]
320 320  
... ... @@ -328,19 +328,16 @@
328 328  
329 329  User can use below command to change the (% style="color:green" %)**uplink interval**.
330 330  
331 -* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/  Set Update Interval to 600s
332 +* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
332 332  
333 333  (((
334 -
335 +(% style="color:red" %)**NOTE 1: By default, the device will send an uplink message every 1 hour.**
335 335  
336 -
337 -(% style="color:red" %)**NOTE:**
338 -
339 -(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
340 -
341 -(% style="color:red" %)**2. When the firmware version is v1.3.2 and later firmware:**
337 +
342 342  )))
343 343  
340 +(% style="color:red" %)**NOTE 2: When the firmware version is v1.3.2 and later firmware:**
341 +
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 v1.3.2 ===
349 +=== 2.3.1  Before Firmware 1.3.2 ===
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 NDDS75 uplink data.
361 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
364 364  )))
365 365  
366 366  
... ... @@ -367,35 +367,49 @@
367 367  [[image:1657331036973-987.png]]
368 368  
369 369  
370 -
368 +(((
371 371  The payload is **ASCII** string, representative same HEX:
370 +)))
372 372  
373 -(% style="background-color:yellow" %)**0x 724031556159 0064 0c6c 19 0292 00 **
372 +(((
373 +0x72403155615900640c6c19029200 where:
374 +)))
374 374  
375 -**where :**
376 +* (((
377 +Device ID: 0x724031556159 = 724031556159
378 +)))
379 +* (((
380 +Version:  0x0064=100=1.0.0
381 +)))
376 376  
377 -* (% style="color:#037691" %)**Device ID:**(%%) 0x724031556159 = 724031556159
383 +* (((
384 +BAT:  0x0c6c = 3180 mV = 3.180V
385 +)))
386 +* (((
387 +Signal: 0x19 = 25
388 +)))
389 +* (((
390 +Distance: 0x0292= 658 mm
391 +)))
392 +* (((
393 +Interrupt: 0x00 = 0
378 378  
379 -* (% style="color:#037691" %)**Version:**(%%)  0x0064=100=1.0.0
380 380  
381 -* (% style="color:#037691" %)**BAT:** (%%) 0x0c6c = 3180 mV = 3.180V
382 382  
383 -* (% style="color:#037691" %)**Signal:**(%%)  0x19 = 25
384 384  
385 -* (% style="color:#037691" %)**Distance:**  (%%)0x0292= 658 mm
398 +
399 +)))
386 386  
387 -* (% style="color:#037691" %)**Interrupt:**(%%) 0x00 = 0
401 +=== **2.3.2  Since firmware v1.3.2** ===
388 388  
389 -=== 2.3.2  Since firmware v1.3.2 ===
390 390  
391 -
392 392  In this mode, uplink payload includes 69 bytes in total by default.
393 393  
394 394  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.
395 395  
396 -(% border="1" style="background-color:#ffffcc; color:green; width:490px" %)
397 -|=(% 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**
398 -|=(% 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.......
408 +(% border="2" style="background-color:#ffffcc; color:green; width:896px" %)
409 +|(% 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
410 +|(% 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.......
399 399  
400 400  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
401 401  
... ... @@ -404,30 +404,23 @@
404 404  
405 405  The payload is ASCII string, representative same HEX:
406 406  
407 -**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 (%%)**
419 +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:
408 408  
409 -**where:**
421 +* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
422 +* (% style="color:red" %)Version: 0x0084=132=1.3.2
423 +* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
424 +* (% style="color:blue" %)Singal: 0x1e = 30
425 +* (% style="color:red" %)Mod: 0x01 = 1
426 +* Interrupt: 0x00= 0
427 +* Distance: 0x0039= 57 = 57
428 +* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
429 +* Distance,Time stamp : 00396319baf0
430 +* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
410 410  
411 -* (% style="color:#037691" %)**Device ID:**(%%) f867787050213317 = f867787050213317
412 412  
413 -* (% style="color:#037691" %)**Version:**(%%) 0x0084=132=1.3.2
414 414  
415 -* (% style="color:#037691" %)**BAT:**(%%)  0x0cf4 = 3316 mV = 3.316V
416 416  
417 -* (% style="color:#037691" %)**Singal:**(%%)  0x1e = 30
418 418  
419 -* (% style="color:#037691" %)**Mod:**(%%)**     **0x01 = 1
420 -
421 -* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0
422 -
423 -* (% style="color:#037691" %)**Distance:**(%%) 0x0039= 57 = 57
424 -
425 -* (% style="color:#037691" %)**Time stamp:**(%%) 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
426 -
427 -* (% style="color:#037691" %)**Distance,Time stamp:**(%%) 00396319baf0
428 -
429 -* (% style="color:#037691" %)**8 sets of recorded data: Distance,Time stamp :**(%%) //**00396319ba3c**//,.......
430 -
431 431  == 2.4  Payload Explanation and Sensor Interface ==
432 432  
433 433  
... ... @@ -564,7 +564,7 @@
564 564  )))
565 565  
566 566  (((
567 -(% 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 +(% 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]])**.**
568 568  )))
569 569  
570 570  
... ... @@ -691,27 +691,27 @@
691 691  
692 692  (% style="color:blue" %)** ➢ AT Command:**
693 693  
694 -* (% 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)
695 -* (% 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 +(% 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)
696 696  
697 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
701 +(% 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.
698 698  
699 -[[image:image-20221009001114-1.png||height="687" width="955"]]
700 700  
701 701  
702 -
703 703  == 2.8  Read or Clear cached data ==
704 704  
705 705  
706 706  (% style="color:blue" %)** ➢ AT Command:**
707 707  
708 -* (% style="color:#037691" %)** AT+CDP ** (%%) ~/~/  Read cached data
709 -* (% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/  Clear cached data
710 +(% style="color:#037691" %)** AT+CDP ** (%%) ~/~/ Read cached data
710 710  
712 +
711 711  [[image:image-20220908175333-2.png]]
712 712  
713 713  
716 +(% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/ Clear cached data
714 714  
718 +
719 +
715 715  == 2.9  ​LED Indicator ==
716 716  
717 717  
... ... @@ -746,13 +746,91 @@
746 746  
747 747  
748 748  
749 -== 2.11 Battery & Power Consumption ==
754 +== 2.11  ​Battery Analysis ==
750 750  
751 751  
752 -PS-LB-NA uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
757 +=== 2.11.1  ​Battery Type ===
753 753  
754 -[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
755 755  
760 +(((
761 +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.
762 +)))
763 +
764 +(((
765 +The battery is designed to last for several years depends on the actually use environment and update interval. 
766 +)))
767 +
768 +(((
769 +The battery related documents as below:
770 +)))
771 +
772 +* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
773 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
774 +* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
775 +
776 +(((
777 +[[image:image-20220709101450-2.png]]
778 +)))
779 +
780 +
781 +
782 +=== 2.11.2  Power consumption Analyze ===
783 +
784 +
785 +(((
786 +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.
787 +)))
788 +
789 +
790 +(((
791 +Instruction to use as below:
792 +)))
793 +
794 +(((
795 +(% 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/]]
796 +)))
797 +
798 +
799 +(((
800 +(% style="color:blue" %)**Step 2: **(%%) Open it and choose
801 +)))
802 +
803 +* (((
804 +Product Model
805 +)))
806 +* (((
807 +Uplink Interval
808 +)))
809 +* (((
810 +Working Mode
811 +)))
812 +
813 +(((
814 +And the Life expectation in difference case will be shown on the right.
815 +)))
816 +
817 +[[image:image-20220709110451-3.png]]
818 +
819 +
820 +
821 +=== 2.11.3  ​Battery Note ===
822 +
823 +
824 +(((
825 +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.
826 +)))
827 +
828 +
829 +
830 +=== 2.11.4  Replace the battery ===
831 +
832 +
833 +(((
834 +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).
835 +)))
836 +
837 +
838 +
756 756  = 3. ​ Access NB-IoT Module =
757 757  
758 758  
... ... @@ -779,90 +779,90 @@
779 779  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]]
780 780  
781 781  
782 -AT+<CMD>?  :  Help on <CMD>
865 +AT+<CMD>?  : Help on <CMD>
783 783  
784 -AT+<CMD>         :  Run <CMD>
867 +AT+<CMD>         : Run <CMD>
785 785  
786 -AT+<CMD>=<value> :  Set the value
869 +AT+<CMD>=<value> : Set the value
787 787  
788 -AT+<CMD>=?  :  Get the value
871 +AT+<CMD>=?  : Get the value
789 789  
790 790  
791 791  (% style="color:#037691" %)**General Commands**(%%)      
792 792  
793 -AT  :  Attention       
876 +AT  : Attention       
794 794  
795 -AT?  :  Short Help     
878 +AT?  : Short Help     
796 796  
797 -ATZ  :  MCU Reset    
880 +ATZ  : MCU Reset    
798 798  
799 -AT+TDC  :  Application Data Transmission Interval
882 +AT+TDC  : Application Data Transmission Interval
800 800  
801 -AT+CFG  :  Print all configurations
884 +AT+CFG  : Print all configurations
802 802  
803 -AT+CFGMOD           :  Working mode selection
886 +AT+CFGMOD           : Working mode selection
804 804  
805 -AT+INTMOD            :  Set the trigger interrupt mode
888 +AT+INTMOD            : Set the trigger interrupt mode
806 806  
807 -AT+5VT  :  Set extend the time of 5V power  
890 +AT+5VT  : Set extend the time of 5V power  
808 808  
809 -AT+PRO  :  Choose agreement
892 +AT+PRO  : Choose agreement
810 810  
811 -AT+WEIGRE  :  Get weight or set weight to 0
894 +AT+WEIGRE  : Get weight or set weight to 0
812 812  
813 -AT+WEIGAP  :  Get or Set the GapValue of weight
896 +AT+WEIGAP  : Get or Set the GapValue of weight
814 814  
815 -AT+RXDL  :  Extend the sending and receiving time
898 +AT+RXDL  : Extend the sending and receiving time
816 816  
817 -AT+CNTFAC  :  Get or set counting parameters
900 +AT+CNTFAC  : Get or set counting parameters
818 818  
819 -AT+SERVADDR  :  Server Address
902 +AT+SERVADDR  : Server Address
820 820  
821 -AT+TR  :  Get or Set record time"
904 +AT+TR      : Get or Set record time"
822 822  
823 -AT+APN     :  Get or set the APN
906 +AT+APN     : Get or set the APN
824 824  
825 -AT+FBAND  :  Get or Set whether to automatically modify the frequency band
908 +AT+FBAND   : Get or Set whether to automatically modify the frequency band
826 826  
827 -AT+DNSCFG  : Get or Set DNS Server
910 +AT+DNSCFG  : Get or Set DNS Server
828 828  
829 -AT+GETSENSORVALUE   :  Returns the current sensor measurement
912 +AT+GETSENSORVALUE   : Returns the current sensor measurement
830 830  
831 -AT+NOUD  :  Get or Set the number of data to be uploaded
914 +AT+NOUD      : Get or Set the number of data to be uploaded
832 832  
833 -AT+CDP     :  Read or Clear cached data
916 +AT+CDP     : Read or Clear cached data
834 834  
835 -AT+LDDSALARM :  Get or Set alarm of distance
918 +AT+LDDSALARM : Get or Set alarm of distance
836 836  
837 837  
838 838  (% style="color:#037691" %)**COAP Management**      
839 839  
840 -AT+URI            :  Resource parameters
923 +AT+URI            : Resource parameters
841 841  
842 842  
843 843  (% style="color:#037691" %)**UDP Management**
844 844  
845 -AT+CFM          :  Upload confirmation mode (only valid for UDP)
928 +AT+CFM          : Upload confirmation mode (only valid for UDP)
846 846  
847 847  
848 848  (% style="color:#037691" %)**MQTT Management**
849 849  
850 -AT+CLIENT  :  Get or Set MQTT client
933 +AT+CLIENT               : Get or Set MQTT client
851 851  
852 -AT+UNAME  :  Get or Set MQTT Username
935 +AT+UNAME  : Get or Set MQTT Username
853 853  
854 -AT+PWD  :  Get or Set MQTT password
937 +AT+PWD                  : Get or Set MQTT password
855 855  
856 -AT+PUBTOPIC  :  Get or Set MQTT publish topic
939 +AT+PUBTOPIC  : Get or Set MQTT publish topic
857 857  
858 -AT+SUBTOPIC  :  Get or Set MQTT subscription topic
941 +AT+SUBTOPIC  : Get or Set MQTT subscription topic
859 859  
860 860  
861 861  (% style="color:#037691" %)**Information**          
862 862  
863 -AT+FDR  :  Factory Data Reset
946 +AT+FDR  : Factory Data Reset
864 864  
865 -AT+PWORD  :  Serial Access Password
948 +AT+PWORD  : Serial Access Password
866 866  
867 867  
868 868  
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