Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 104.3 >
edited by Xiaoling
on 2022/09/09 11:50
To version < 108.8 >
edited by Xiaoling
on 2022/11/04 15:36
>
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -71,6 +71,8 @@
71 71  * Micro SIM card slot for NB-IoT SIM
72 72  * 8500mAh Battery for long term use
73 73  
74 +
75 +
74 74  == 1.3  Specification ==
75 75  
76 76  
... ... @@ -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
86 +* B1 @H-FDD: 2100MHz
87 +* B3 @H-FDD: 1800MHz
88 +* B8 @H-FDD: 900MHz
89 +* B5 @H-FDD: 850MHz
90 +* B20 @H-FDD: 800MHz
91 +* B28 @H-FDD: 700MHz
90 90  
91 91  (% style="color:#037691" %)**Battery:**
92 92  
... ... @@ -101,6 +101,8 @@
101 101  * STOP Mode: 10uA @ 3.3v
102 102  * Max transmit power: 350mA@3.3v
103 103  
106 +
107 +
104 104  == ​1.4  Applications ==
105 105  
106 106  
... ... @@ -116,7 +116,6 @@
116 116  
117 117  
118 118  
119 -
120 120  == 1.5  Pin Definitions ==
121 121  
122 122  
... ... @@ -201,13 +201,13 @@
201 201  [[image:image-20220709092052-2.png]]
202 202  
203 203  
204 -**Connection:**
207 +(% style="color:blue" %)**Connection:**
205 205  
206 - (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
209 + (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
207 207  
208 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
211 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
209 209  
210 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
213 +**~ (% 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
251 +(% 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
254 +(% 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  
... ... @@ -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
283 +* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/  Set to use UDP protocol to uplink
284 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/  to set UDP server address and port
285 +* (% 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
297 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
298 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
299 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
300 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
301 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
302 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/  Set the sending topic of MQTT
303 +* (% 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
320 +* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/  Set to use TCP protocol to uplink
321 +* (% 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  
... ... @@ -329,16 +329,19 @@
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
335 +* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/  Set Update Interval to 600s
333 333  
334 334  (((
335 -(% style="color:red" %)**NOTE 1: By default, the device will send an uplink message every 1 hour.**
336 -
337 337  
338 -)))
339 339  
340 -(% style="color:red" %)**NOTE 2: When the firmware version is v1.3.2 and later firmware:**
341 341  
341 +(% style="color:red" %)**NOTE:**
342 +
343 +(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
344 +
345 +(% style="color:red" %)**2. When the firmware version is v1.3.2 and later firmware:**
346 +)))
347 +
342 342  (% 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).**
343 343  
344 344  
... ... @@ -346,7 +346,7 @@
346 346  == 2.3  Uplink Payload ==
347 347  
348 348  
349 -=== 2.3.1  Before Firmware 1.3.2 ===
355 +=== 2.3.1  Before Firmware v1.3.2 ===
350 350  
351 351  
352 352  In this mode, uplink payload includes in total 14 bytes
... ... @@ -358,7 +358,7 @@
358 358  |(% 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"]]
359 359  
360 360  (((
361 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
367 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
362 362  )))
363 363  
364 364  
... ... @@ -365,49 +365,37 @@
365 365  [[image:1657331036973-987.png]]
366 366  
367 367  
368 -(((
374 +
369 369  The payload is **ASCII** string, representative same HEX:
370 -)))
371 371  
372 -(((
373 -0x72403155615900640c6c19029200 where:
374 -)))
377 +(% style="background-color:yellow" %)**0x 724031556159 0064 0c6c 19 0292 00 **
375 375  
376 -* (((
377 -Device ID: 0x724031556159 = 724031556159
378 -)))
379 -* (((
380 -Version:  0x0064=100=1.0.0
381 -)))
379 +**where :**
382 382  
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
381 +* (% style="color:#037691" %)**Device ID:**(%%) 0x724031556159 = 724031556159
394 394  
383 +* (% style="color:#037691" %)**Version:**(%%)  0x0064=100=1.0.0
395 395  
385 +* (% style="color:#037691" %)**BAT:** (%%) 0x0c6c = 3180 mV = 3.180V
396 396  
387 +* (% style="color:#037691" %)**Signal:**(%%)  0x19 = 25
397 397  
398 -
399 -)))
389 +* (% style="color:#037691" %)**Distance:**  (%%)0x0292= 658 mm
400 400  
401 -=== **2.3.2  Since firmware v1.3.2** ===
391 +* (% style="color:#037691" %)**Interrupt:**(%%) 0x00 = 0
402 402  
403 403  
394 +
395 +=== 2.3.2  Since firmware v1.3.2 ===
396 +
397 +
404 404  In this mode, uplink payload includes 69 bytes in total by default.
405 405  
406 406  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.
407 407  
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.......
402 +(% border="1" style="background-color:#ffffcc; color:green; width:490px" %)
403 +|=(% 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**
404 +|=(% 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.......
411 411  
412 412  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
413 413  
... ... @@ -416,23 +416,31 @@
416 416  
417 417  The payload is ASCII string, representative same HEX:
418 418  
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:
413 +**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 (%%)**
420 420  
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**//,.......
415 +**where:**
431 431  
417 +* (% style="color:#037691" %)**Device ID:**(%%) f867787050213317 = f867787050213317
432 432  
419 +* (% style="color:#037691" %)**Version:**(%%) 0x0084=132=1.3.2
433 433  
421 +* (% style="color:#037691" %)**BAT:**(%%)  0x0cf4 = 3316 mV = 3.316V
434 434  
423 +* (% style="color:#037691" %)**Singal:**(%%)  0x1e = 30
435 435  
425 +* (% style="color:#037691" %)**Mod:**(%%)**     **0x01 = 1
426 +
427 +* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0
428 +
429 +* (% style="color:#037691" %)**Distance:**(%%) 0x0039= 57 = 57
430 +
431 +* (% style="color:#037691" %)**Time stamp:**(%%) 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
432 +
433 +* (% style="color:#037691" %)**Distance,Time stamp:**(%%) 00396319baf0
434 +
435 +* (% style="color:#037691" %)**8 sets of recorded data: Distance,Time stamp :**(%%) //**00396319ba3c**//,.......
436 +
437 +
436 436  == 2.4  Payload Explanation and Sensor Interface ==
437 437  
438 438  
... ... @@ -569,7 +569,7 @@
569 569  )))
570 570  
571 571  (((
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]])**.**
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]])**.**
573 573  )))
574 574  
575 575  
... ... @@ -696,27 +696,27 @@
696 696  
697 697  (% style="color:blue" %)** ➢ AT Command:**
698 698  
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)
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.
700 700  
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.
704 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
702 702  
706 +[[image:image-20221009001114-1.png||height="687" width="955"]]
703 703  
704 704  
709 +
705 705  == 2.8  Read or Clear cached data ==
706 706  
707 707  
708 708  (% style="color:blue" %)** ➢ AT Command:**
709 709  
710 -(% style="color:#037691" %)** AT+CDP ** (%%) ~/~/ Read cached data
715 +* (% style="color:#037691" %)** AT+CDP ** (%%) ~/~/  Read cached data
716 +* (% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/  Clear cached data
711 711  
712 -
713 713  [[image:image-20220908175333-2.png]]
714 714  
715 715  
716 -(% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/ Clear cached data
717 717  
718 -
719 -
720 720  == 2.9  ​LED Indicator ==
721 721  
722 722  
... ... @@ -862,90 +862,90 @@
862 862  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]]
863 863  
864 864  
865 -AT+<CMD>?  : Help on <CMD>
867 +AT+<CMD>?  :  Help on <CMD>
866 866  
867 -AT+<CMD>         : Run <CMD>
869 +AT+<CMD>         :  Run <CMD>
868 868  
869 -AT+<CMD>=<value> : Set the value
871 +AT+<CMD>=<value> :  Set the value
870 870  
871 -AT+<CMD>=?  : Get the value
873 +AT+<CMD>=?  :  Get the value
872 872  
873 873  
874 874  (% style="color:#037691" %)**General Commands**(%%)      
875 875  
876 -AT  : Attention       
878 +AT  :  Attention       
877 877  
878 -AT?  : Short Help     
880 +AT?  :  Short Help     
879 879  
880 -ATZ  : MCU Reset    
882 +ATZ  :  MCU Reset    
881 881  
882 -AT+TDC  : Application Data Transmission Interval
884 +AT+TDC  :  Application Data Transmission Interval
883 883  
884 -AT+CFG  : Print all configurations
886 +AT+CFG  :  Print all configurations
885 885  
886 -AT+CFGMOD           : Working mode selection
888 +AT+CFGMOD           :  Working mode selection
887 887  
888 -AT+INTMOD            : Set the trigger interrupt mode
890 +AT+INTMOD            :  Set the trigger interrupt mode
889 889  
890 -AT+5VT  : Set extend the time of 5V power  
892 +AT+5VT  :  Set extend the time of 5V power  
891 891  
892 -AT+PRO  : Choose agreement
894 +AT+PRO  :  Choose agreement
893 893  
894 -AT+WEIGRE  : Get weight or set weight to 0
896 +AT+WEIGRE  :  Get weight or set weight to 0
895 895  
896 -AT+WEIGAP  : Get or Set the GapValue of weight
898 +AT+WEIGAP  :  Get or Set the GapValue of weight
897 897  
898 -AT+RXDL  : Extend the sending and receiving time
900 +AT+RXDL  :  Extend the sending and receiving time
899 899  
900 -AT+CNTFAC  : Get or set counting parameters
902 +AT+CNTFAC  :  Get or set counting parameters
901 901  
902 -AT+SERVADDR  : Server Address
904 +AT+SERVADDR  :  Server Address
903 903  
904 -AT+TR      : Get or Set record time"
906 +AT+TR  :  Get or Set record time"
905 905  
906 -AT+APN     : Get or set the APN
908 +AT+APN     :  Get or set the APN
907 907  
908 -AT+FBAND   : Get or Set whether to automatically modify the frequency band
910 +AT+FBAND  :  Get or Set whether to automatically modify the frequency band
909 909  
910 -AT+DNSCFG  : Get or Set DNS Server
912 +AT+DNSCFG  : Get or Set DNS Server
911 911  
912 -AT+GETSENSORVALUE   : Returns the current sensor measurement
914 +AT+GETSENSORVALUE   :  Returns the current sensor measurement
913 913  
914 -AT+NOUD      : Get or Set the number of data to be uploaded
916 +AT+NOUD  :  Get or Set the number of data to be uploaded
915 915  
916 -AT+CDP     : Read or Clear cached data
918 +AT+CDP     :  Read or Clear cached data
917 917  
918 -AT+LDDSALARM : Get or Set alarm of distance
920 +AT+LDDSALARM :  Get or Set alarm of distance
919 919  
920 920  
921 921  (% style="color:#037691" %)**COAP Management**      
922 922  
923 -AT+URI            : Resource parameters
925 +AT+URI            :  Resource parameters
924 924  
925 925  
926 926  (% style="color:#037691" %)**UDP Management**
927 927  
928 -AT+CFM          : Upload confirmation mode (only valid for UDP)
930 +AT+CFM          :  Upload confirmation mode (only valid for UDP)
929 929  
930 930  
931 931  (% style="color:#037691" %)**MQTT Management**
932 932  
933 -AT+CLIENT               : Get or Set MQTT client
935 +AT+CLIENT  :  Get or Set MQTT client
934 934  
935 -AT+UNAME  : Get or Set MQTT Username
937 +AT+UNAME  :  Get or Set MQTT Username
936 936  
937 -AT+PWD                  : Get or Set MQTT password
939 +AT+PWD  :  Get or Set MQTT password
938 938  
939 -AT+PUBTOPIC  : Get or Set MQTT publish topic
941 +AT+PUBTOPIC  :  Get or Set MQTT publish topic
940 940  
941 -AT+SUBTOPIC  : Get or Set MQTT subscription topic
943 +AT+SUBTOPIC  :  Get or Set MQTT subscription topic
942 942  
943 943  
944 944  (% style="color:#037691" %)**Information**          
945 945  
946 -AT+FDR  : Factory Data Reset
948 +AT+FDR  :  Factory Data Reset
947 947  
948 -AT+PWORD  : Serial Access Password
950 +AT+PWORD  :  Serial Access Password
949 949  
950 950  
951 951  
image-20221009001114-1.png
Author
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1 +XWiki.Edwin
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