Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 129.6 >
edited by Xiaoling
on 2022/10/25 17:04
To version < 110.1 >
edited by Xiaoling
on 2022/07/09 15:43
>
Change comment: Uploaded new attachment "1657352634421-276.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -9,7 +9,6 @@
9 9  
10 10  **Table of Contents:**
11 11  
12 -{{toc/}}
13 13  
14 14  
15 15  
... ... @@ -17,35 +17,21 @@
17 17  
18 18  = 1.  Introduction =
19 19  
20 -
21 21  == 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
22 22  
23 23  (((
24 24  
25 25  
26 -(((
27 27  The Dragino N95S31B is a (% style="color:blue" %)**NB-IoT Temperature and Humidity Sensor**(%%) for Internet of Things solution. It is used to measure the (% style="color:blue" %)**surrounding environment temperature and relative air humidity precisely**(%%), and then upload to IoT server via NB-IoT network*.
28 -)))
29 29  
30 -(((
31 31  The temperature & humidity sensor used in N95S31B is SHT31, which is fully calibrated, linearized, and temperature compensated digital output from Sensirion, it provides a strong reliability and long-term stability. The SHT31 is fixed in a (% style="color:blue" %)**waterproof anti-condensation casing **(%%)for long term use.
32 -)))
33 33  
34 -(((
35 35  N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement.
36 -)))
37 37  
38 -(((
39 39  N95S31B is powered by(% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to several years. (Real-world battery life depends on the use environment, update period. Please check related Power Analyze report).
40 -)))
41 41  
42 -(((
43 -
44 -)))
45 45  
46 -(((
47 47  ~* make sure you have NB-IoT coverage locally.
48 -)))
49 49  
50 50  
51 51  )))
... ... @@ -68,6 +68,8 @@
68 68  * Micro SIM card slot for NB-IoT SIM
69 69  * 8500mAh Battery for long term use
70 70  
56 +
57 +
71 71  == 1.3  Specification ==
72 72  
73 73  
... ... @@ -87,6 +87,7 @@
87 87  
88 88  (% style="color:#037691" %)**Battery:**
89 89  
77 +
90 90  * Li/SOCI2 un-chargeable battery
91 91  * Capacity: 8500mAh
92 92  * Self Discharge: <1% / Year @ 25°C
... ... @@ -93,9 +93,10 @@
93 93  * Max continuously current: 130mA
94 94  * Max boost current: 2A, 1 second
95 95  
96 -== ​1.4  Applications ==
97 97  
98 98  
86 +== ​1.4  Applications ==
87 +
99 99  * Smart Buildings & Home Automation
100 100  * Logistics and Supply Chain Management
101 101  * Smart Metering
... ... @@ -107,20 +107,15 @@
107 107  ​
108 108  
109 109  
99 +== 1.5  Pin Definitions ==
110 110  
111 -== 1.5  Pin Definitions & Switch ==
112 -
113 -
114 114  N95S31B use the mother board from NBSN95 which as below.
115 115  
116 -
117 117  [[image:image-20220709144723-1.png]]
118 118  
119 119  
120 -
121 121  === 1.5.1 Jumper JP2 ===
122 122  
123 -
124 124  Power on Device when put this jumper.
125 125  
126 126  
... ... @@ -127,20 +127,14 @@
127 127  
128 128  === 1.5.2 BOOT MODE / SW1 ===
129 129  
114 +1) ISP: upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. Firmware won't run.
130 130  
131 -(((
132 -**1) ISP: ** upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. Firmware won't run.
133 -)))
116 +2) Flash: work mode, device starts to work and send out console output for further debug
134 134  
135 -(((
136 -**2) Flash:**  work mode, device starts to work and send out console output for further debug
137 -)))
138 138  
139 139  
140 -
141 141  === 1.5.3 Reset Button ===
142 142  
143 -
144 144  Press to reboot the device.
145 145  
146 146  
... ... @@ -147,18 +147,16 @@
147 147  
148 148  === 1.5.4 LED ===
149 149  
150 -
151 151  It will flash:
152 152  
153 -1.  When boot the device in flash mode
130 +1. When boot the device in flash mode
131 +1. Send an uplink packet
154 154  
155 -2.  Send an uplink packet
156 156  
157 157  
158 158  
159 159  = 2.  Use N95S31B to communicate with IoT Server =
160 160  
161 -
162 162  == 2.1  How it works ==
163 163  
164 164  
... ... @@ -175,7 +175,7 @@
175 175  
176 176  )))
177 177  
178 -[[image:1657520100595-569.png]]
154 +[[image:1657350248151-650.png]]
179 179  
180 180  (((
181 181  
... ... @@ -191,49 +191,27 @@
191 191  [[image:image-20220709150546-2.png]]
192 192  
193 193  
194 -
195 195  === 2.2.1 Test Requirement ===
196 196  
197 197  
198 -(((
199 199  To use N95S31B in your city, make sure meet below requirements:
200 -)))
201 201  
202 -* (((
203 -Your local operator has already distributed a NB-IoT Network there.
204 -)))
205 -* (((
206 -The local NB-IoT network used the band that N95S31B supports.
207 -)))
208 -* (((
209 -Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
210 -)))
175 +* Your local operator has already distributed a NB-IoT Network there.
176 +* The local NB-IoT network used the band that N95S31B supports.
177 +* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
211 211  
212 -(((
179 +
213 213  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
214 -)))
215 215  
216 -(((
217 217  N95S31B supports different communication protocol such as :
218 -)))
219 219  
220 220  (((
221 -* (((
222 -CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
223 -)))
224 -* (((
225 -raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
226 -)))
227 -* (((
228 -MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
229 -)))
230 -* (((
231 -TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
232 -)))
185 +* CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
186 +* raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
187 +* MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
188 +* TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
233 233  
234 -(((
235 235  We will show how to use with each protocol. The IP addresses above are our test server. User need to change to point their corresponding server.
236 -)))
237 237  
238 238  
239 239  )))
... ... @@ -244,7 +244,6 @@
244 244  
245 245  === 2.2.3  Insert SIM card ===
246 246  
247 -
248 248  (((
249 249  Insert the NB-IoT Card get from your provider.
250 250  )))
... ... @@ -260,27 +260,23 @@
260 260  
261 261  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
262 262  
263 -
264 264  (((
265 265  (((
266 266  User need to configure N95S31B via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. N95S31B support AT Commands, user can use a USB to TTL adapter to connect to N95S31B and use AT Commands to configure it, as below.
267 -
268 -
269 269  )))
270 270  )))
271 271  
272 272  [[image:1657351312545-300.png]]
273 273  
224 +**Connection:**
274 274  
275 -(% style="color:blue" %)**Connection:**
226 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
276 276  
277 - (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
228 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
278 278  
279 -**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
230 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
280 280  
281 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
282 282  
283 -
284 284  In the PC, use below serial tool settings:
285 285  
286 286  * Baud:  (% style="color:green" %)**9600**
... ... @@ -295,9 +295,8 @@
295 295  
296 296  [[image:1657329814315-101.png]]
297 297  
298 -
299 299  (((
300 -(% style="color:red" %)**Note: the valid AT Commands can be found at:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]]**
248 +(% style="color:red" %)Note: the valid AT Commands can be found at:  (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]]
301 301  )))
302 302  
303 303  
... ... @@ -304,10 +304,9 @@
304 304  
305 305  === 2.2.5  Use CoAP protocol to uplink data ===
306 306  
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/]]
307 307  
308 -(% 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/]]**
309 309  
310 -
311 311  (((
312 312  **Use below commands:**
313 313  )))
... ... @@ -316,10 +316,10 @@
316 316  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
317 317  )))
318 318  * (((
319 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
266 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
320 320  )))
321 321  * (((
322 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
269 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
323 323  )))
324 324  
325 325  (((
... ... @@ -346,119 +346,109 @@
346 346  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
347 347  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
348 348  
349 -[[image:1657352391268-297.png]]
296 +[[image:1657330501006-241.png]]
350 350  
351 351  
352 -[[image:1657352403317-397.png]]
299 +[[image:1657330533775-472.png]]
353 353  
354 354  
355 355  
356 -=== 2.2.7  Use MQTT protocol to uplink data ===
303 +=== 2.2.6 Use MQTT protocol to uplink data ===
357 357  
358 358  
359 -N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
306 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
307 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
308 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
309 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
310 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
311 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
312 +* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
360 360  
361 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
362 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
363 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
364 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
365 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
366 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/  Set the sending topic of MQTT
367 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%) ~/~/  Set the subscription topic of MQTT
314 +[[image:1657249978444-674.png]]
368 368  
369 -[[image:1657352634421-276.png]]
370 370  
317 +[[image:1657330723006-866.png]]
371 371  
372 -[[image:1657352645687-385.png]]
373 373  
374 -
375 375  (((
376 -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.
321 +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.
377 377  )))
378 378  
379 379  
380 -(((
381 -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.
382 -)))
383 383  
326 +=== 2.2.7 Use TCP protocol to uplink data ===
384 384  
385 385  
386 -=== 2.2.8  Use TCP protocol to uplink data ===
387 -
388 -
389 -This feature is supported since firmware version v110
390 -
391 391  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
392 392  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
393 393  
394 -[[image:1657352898400-901.png]]
332 +[[image:image-20220709093918-1.png]]
395 395  
396 396  
397 -[[image:1657352914475-252.png]]
335 +[[image:image-20220709093918-2.png]]
398 398  
399 399  
400 400  
401 -=== 2.2.9  Change Update Interval ===
339 +=== 2.2.8 Change Update Interval ===
402 402  
403 -
404 404  User can use below command to change the (% style="color:green" %)**uplink interval**.
405 405  
406 406  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
407 407  
408 408  (((
409 -
346 +(% style="color:red" %)**NOTE:**
410 410  )))
411 411  
412 412  (((
413 -(% style="color:red" %)**NOTE: Since firmware version is v1.2:**
350 +(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour.
414 414  )))
415 415  
416 -(((
417 -(% 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).**
418 -)))
419 419  
420 420  
421 -
422 422  == 2.3  Uplink Payload ==
423 423  
357 +In this mode, uplink payload includes in total 14 bytes
424 424  
425 -(((
426 -N95S31B has different working modes for the connections of different types of sensors. This section describes these modes. User can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set NBSN95 to different working modes.
427 -)))
428 428  
360 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
361 +|=(% style="width: 60px;" %)(((
362 +**Size(bytes)**
363 +)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1**
364 +|(% 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"]]
429 429  
430 430  (((
431 -For example:
367 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
432 432  )))
433 433  
434 -(((
435 - (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the N95S31B to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
436 -)))
437 437  
371 +[[image:1657331036973-987.png]]
438 438  
439 439  (((
440 -The uplink payloads are composed in  ASCII String. For example:
374 +The payload is ASCII string, representative same HEX:
441 441  )))
442 442  
443 443  (((
444 -0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:
378 +0x72403155615900640c6c19029200 where:
445 445  )))
446 446  
447 -(((
448 -0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes
381 +* (((
382 +Device ID: 0x724031556159 = 724031556159
449 449  )))
450 -
451 -
452 -(((
453 -(% style="color:red" %)**NOTE:**
384 +* (((
385 +Version: 0x0064=100=1.0.0
454 454  )))
455 455  
456 -(% style="color:red" %)
457 -1. (((
458 -**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].**
388 +* (((
389 +BAT: 0x0c6c = 3180 mV = 3.180V
459 459  )))
460 -1. (((
461 -**By default, the device will send an uplink message every 1 hour.**
391 +* (((
392 +Signal: 0x19 = 25
393 +)))
394 +* (((
395 +Distance: 0x0292= 658 mm
396 +)))
397 +* (((
398 +Interrupt: 0x00 = 0
462 462  
463 463  
464 464  
... ... @@ -465,190 +465,105 @@
465 465  
466 466  )))
467 467  
468 -=== 2.3.1  Payload Analyze ===
405 +== 2.4  Payload Explanation and Sensor Interface ==
469 469  
470 470  
471 -==== 2.3.1.1  Before Firmware v1.2 ====
408 +=== 2.4.1  Device ID ===
472 472  
473 -
474 -N95S31B uplink payload includes in total 21 bytes
475 -
476 -
477 -(% border="1.5" cellspacing="0" style="background-color:#ffffcc; color:green; width:520px" %)
478 -|=(% scope="row" style="width: 50px;" %)(((
479 -**Size(bytes)**
480 -)))|=(% style="width: 40px;" %)**6**|=(% style="width: 20px;" %)2|=(% style="width: 20px;" %)**2**|=(% style="width: 60px;" %)**1**|=(% style="width: 50px;" %)1|=(% style="width: 100px;" %)5|=(% style="width: 102px;" %)**2**|=(% style="width: 81px;" %)**2**
481 -|=(% style="width: 97px;" %)**Value**|(% style="width:65px" %)[[Device ID>>||anchor="H2.3.2A0DeviceID"]]|(% style="width:50px" %)[[Ver>>||anchor="H2.3.3A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.3.4A0BatteryInfo"]]|(% style="width:75px" %)[[Signal Strength>>||anchor="H2.3.5A0SignalStrength"]]|(% style="width:59px" %)MOD 0X01|(% style="width:162px" %)(((
482 482  (((
483 -Reserve/ Same as NBSN95 CFGMOD=1
411 +By default, the Device ID equal to the last 6 bytes of IMEI.
484 484  )))
485 485  
486 486  (((
487 -No function here.
415 +User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
488 488  )))
489 -)))|(% style="width:102px" %)(((
490 -(((
491 -[[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
492 -)))
493 493  
494 494  (((
495 -By SHT31
419 +**Example:**
496 496  )))
497 -)))|(% style="width:81px" %)(((
498 -(((
499 -[[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
500 -)))
501 501  
502 502  (((
503 -By SHT31
423 +AT+DEUI=A84041F15612
504 504  )))
505 -)))
506 506  
507 507  (((
508 -
509 -
510 -(((
511 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
427 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
512 512  )))
513 -)))
514 514  
515 515  
516 -[[image:1657354294009-643.png]]
517 517  
432 +=== 2.4.2  Version Info ===
518 518  
519 -The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186**
434 +(((
435 +Specify the software version: 0x64=100, means firmware version 1.00.
436 +)))
520 520  
521 -**where:**
438 +(((
439 +For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0.
440 +)))
522 522  
523 -* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457
524 524  
525 -* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0
526 526  
527 -* (% style="color:#037691" %)**BAT:**   (%%) 0x0ccd = 3277 mV = 3.277V
444 +=== 2.4.3  Battery Info ===
528 528  
529 -* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27
530 -
531 -* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1
532 -
533 -* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B**
534 -
535 -* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C
536 -
537 -* (% style="color:#037691" %)**Humidity by SHT31:**  (%%) 0x0186 = 390 = 39.0 %rh
538 -
539 539  (((
540 -
447 +Ex1: 0x0B45 = 2885mV
448 +)))
541 541  
542 -
543 -
450 +(((
451 +Ex2: 0x0B49 = 2889mV
544 544  )))
545 545  
546 -==== 2.3.1.2 Since Firmware v1.2 ====
547 547  
548 548  
549 -In this mode, uplink payload includes 91 bytes in total by default.
456 +=== 2.4.4  Signal Strength ===
550 550  
551 -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.
552 -
553 -
554 -(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
555 -|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:25px" %)**2**|(% style="width:25px" %)**2**|(% style="width:60px" %)**1**|(% style="width:25px" %)**1**|(% style="width:50px" %)**2**|(% style="width:50px" %)**1**|(% style="width:30px" %)**2**|(% style="width:50px" %)**2**|(% style="width:50px" %)**2**|(% style="width:50px" %)**4**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:50px" %)**4**
556 -|=(% style="width: 95px;" %)**Value**|(% style="width:82px" %)Device ID|(% style="width:43px" %)Ver|(% style="width:47px" %)BAT|(% style="width:124px" %)Signal Strength|(% style="width:56px" %)MOD|(% style="width:109px" %)TemDS18B20|(% style="width:80px" %)Interrupt|(% style="width:51px" %)ADC|(% style="width:79px" %)SHTTEM|(% style="width:84px" %)SHTHUM|(% style="width:100px" %)Time stamp |(% style="width:76px" %)SHTTEM|(% style="width:81px" %)SHTHUM|(% style="width:121px" %)Time stamp .....
557 -
558 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
559 -
560 -
561 -[[image:image-20220908154949-1.png]]
562 -
563 -
564 -The payload is ASCII string, representative same HEX:
565 -
566 -**0x (% style="color:red" %)__f868411056758782__ (% style="color:blue" %)__000c__ (% style="color:green" %)__0d0f__ (% style="color:#00b0f0" %)__0c__ (% style="color:#7030a0" %)__01__ (% style="color:#d60093" %)__0000__ (% style="color:#a14d07" %)__00__ __0030__ (% style="color:#0020b0" %)__0114__ (% style="color:#420042" %)__0231__ (% style="color:#663300" %)__63199d3c__ (%%)__0113023163199d12__ __0113023163199c5e__// //__0112023763199baa__ __0112023263199af6__// //__0111023b631999a7__ **
567 -
568 -**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__**
569 -
570 -**where:**
571 -
572 -* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782
573 -
574 -* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2
575 -
576 -* (% style="color:#037691" %)**BAT:**      (%%)0x0d0f = 3343 mV = 3.343V
577 -
578 -* (% style="color:#037691" %)**Singal:**(%%)  0x0c = 12
579 -
580 -* (% style="color:#037691" %)**Mod:**(%%)  0x01 = 1
581 -
582 -* (% style="color:#037691" %)**TemDS18B20:**(%%)  0x0000= 0 = 0
583 -
584 -* (% style="color:#037691" %)**Interrupt:**  (%%)0x00= 0
585 -
586 -* (% style="color:#037691" %)**adc:**(%%)  0x0030= 48
587 -
588 -* (% style="color:#037691" %)**SHTTEM:**(%%)  0x0114= 276 = 27.6
589 -
590 -* (% style="color:#037691" %)**SHTHUM:**(%%)  0x0231 =561=56.1%
591 -
592 -* (% style="color:#037691" %)**Time stamp :  **(%%)0x63199d3c =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
593 -
594 -* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%)  0113023163199d12
595 -
596 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, .......
597 -
598 -=== 2.3.2  Device ID ===
599 -
600 -
601 601  (((
602 -By default, the Device ID equal to the last 6 bytes of IMEI.
459 +NB-IoT Network signal Strength.
603 603  )))
604 604  
605 605  (((
606 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
463 +**Ex1: 0x1d = 29**
464 +)))
607 607  
608 -
466 +(((
467 +(% style="color:blue" %)**0**(%%)  -113dBm or less
609 609  )))
610 610  
611 611  (((
612 -(% style="color:blue" %)**Example:**
471 +(% style="color:blue" %)**1**(%%)  -111dBm
613 613  )))
614 614  
615 615  (((
616 -AT+DEUI=A84041F15612
475 +(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
617 617  )))
618 618  
619 619  (((
620 -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.
479 +(% style="color:blue" %)**31**  (%%) -51dBm or greater
480 +)))
621 621  
622 -
482 +(((
483 +(% style="color:blue" %)**99**   (%%) Not known or not detectable
623 623  )))
624 624  
625 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
626 626  
627 627  
628 -By default, the Device ID equal to the last 15 bits of IMEI.
488 +=== 2.4.5  Distance ===
629 629  
630 -User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID
490 +Get the distance. Flat object range 280mm - 7500mm.
631 631  
632 -
633 -(% style="color:blue" %)**Example:**
634 -
635 -AT+DEUI=868411056754138
636 -
637 -
638 -
639 -=== 2.3.3  Version Info ===
640 -
641 -
642 642  (((
643 -These bytes include the hardware and software version.
493 +For example, if the data you get from the register is **__0x0B 0x05__**, the distance between the sensor and the measured object is
644 644  )))
645 645  
646 646  (((
647 -Higher byte: Specify hardware version: always 0x00 for N95S31B
497 +(((
498 +(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.**
648 648  )))
500 +)))
649 649  
650 650  (((
651 -Lower byte: Specify the software version: 0x6E=110, means firmware version 110
503 +
652 652  )))
653 653  
654 654  (((
... ... @@ -655,85 +655,65 @@
655 655  
656 656  )))
657 657  
510 +=== 2.4.6  Digital Interrupt ===
511 +
658 658  (((
659 -For example: 0x00 6E: this device is N95S31B with firmware version 110.
513 +Digital Interrupt refers to pin (% style="color:blue" %)**GPIO_EXTI**(%%), and there are different trigger methods. When there is a trigger, the NDDS75 will send a packet to the server.
660 660  )))
661 661  
662 662  (((
663 -
517 +The command is:
664 664  )))
665 665  
666 -
667 -=== 2.3.4  Battery Info ===
668 -
669 -
670 670  (((
671 -Ex1: 0x0B45 = 2885mV
521 +(% 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]])**.**
672 672  )))
673 673  
524 +
674 674  (((
675 -Ex2: 0x0B49 = 2889mV
526 +The lower four bits of this data field shows if this packet is generated by interrupt or not. Click here for the hardware and software set up.
676 676  )))
677 677  
678 678  
679 -
680 -=== 2.3.5  Signal Strength ===
681 -
682 -
683 683  (((
684 -NB-IoT Network signal Strength.
531 +Example:
685 685  )))
686 686  
687 687  (((
688 -**Ex1: 0x1d = 29**
535 +0x(00): Normal uplink packet.
689 689  )))
690 690  
691 691  (((
692 -(% style="color:blue" %)**0**(%%)  -113dBm or less
539 +0x(01): Interrupt Uplink Packet.
693 693  )))
694 694  
542 +
543 +
544 +=== 2.4.7  ​+5V Output ===
545 +
695 695  (((
696 -(% style="color:blue" %)**1**(%%)  -111dBm
547 +NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 
697 697  )))
698 698  
550 +
699 699  (((
700 -(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
552 +The 5V output time can be controlled by AT Command.
701 701  )))
702 702  
703 703  (((
704 -(% style="color:blue" %)**31**  (%%) -51dBm or greater
556 +(% style="color:blue" %)**AT+5VT=1000**
705 705  )))
706 706  
707 707  (((
708 -(% style="color:blue" %)**99**   (%%) Not known or not detectable
560 +Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.
709 709  )))
710 710  
711 711  
712 712  
713 -=== 2.3.6  Temperature & Humidity ===
565 +== 2.5  Downlink Payload ==
714 714  
567 +By default, NDDS75 prints the downlink payload to console port.
715 715  
716 -The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server.
717 -
718 -[[image:image-20220709161741-3.png]]
719 -
720 -
721 -Convert the read byte to decimal and divide it by ten.
722 -
723 -
724 -**Example:**
725 -
726 -Temperature:  Read:00ec (H) = 236(D)  Value:  236 /10=23.6℃
727 -
728 -Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
729 -
730 -
731 -
732 -== 2.4  Downlink Payload ==
733 -
734 -
735 -By default, N95S31B prints the downlink payload to console port.
736 -
737 737  [[image:image-20220709100028-1.png]]
738 738  
739 739  
... ... @@ -770,7 +770,7 @@
770 770  )))
771 771  
772 772  (((
773 -If payload = 0x04FF, it will reset the N95S31B
605 +If payload = 0x04FF, it will reset the NDDS75
774 774  )))
775 775  
776 776  
... ... @@ -782,76 +782,48 @@
782 782  
783 783  
784 784  
785 -== 2.5  Humidity and Temperature alarm function ==
617 +== 2.6  ​LED Indicator ==
786 786  
787 787  
788 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
620 +The NDDS75 has an internal LED which is to show the status of different state.
789 789  
790 790  
791 -(% style="color:#037691" %)**AT+ SHHUM=min,max**
623 +* When power on, NDDS75 will detect if sensor probe is connected, if probe detected, LED will blink four times. (no blinks in this step is no probe)
624 +* Then the LED will be on for 1 second means device is boot normally.
625 +* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds.
626 +* For each uplink probe, LED will be on for 500ms.
792 792  
628 +(((
629 +
630 +)))
793 793  
794 -² When min=0, and max≠0, Alarm higher than max
795 795  
796 -² When min≠0, and max=0, Alarm lower than min
797 797  
798 -² When min≠0 and max≠0, Alarm higher than max or lower than min
634 +== 2.7  ​Firmware Change Log ==
799 799  
800 800  
801 - (% style="color:blue" %)**Example:**
637 +(((
638 +Download URL & Firmware Change log
639 +)))
802 802  
803 -AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50.
641 +(((
642 +[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/]]
643 +)))
804 804  
805 805  
806 -(% style="color:#037691" %)**AT+ SHTEMP=min,max**
646 +(((
647 +Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
648 +)))
807 807  
808 -² When min=0, and max≠0, Alarm higher than max
809 809  
810 -² When min≠0, and max=0, Alarm lower than min
811 811  
812 -² When min≠0 and max≠0, Alarm higher than max or lower than min
813 -
814 -
815 -**~ (% style="color:blue" %)Example:(%%)**
816 -
817 -AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20.
818 -
819 -
820 -
821 -== 2.6 Set the number of data to be uploaded and the recording time ==
822 -
823 -
824 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
825 -
826 -* (% 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)
827 -* (% 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.
828 -
829 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
830 -
831 -[[image:image-20221009001045-1.png||height="726" width="1009"]]
832 -
833 -
834 -
835 -== 2.7 Read or Clear cached data ==
836 -
837 -
838 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
839 -
840 -* (% style="color:#037691" %)**AT+CDP**  (%%) ~/~/ Read cached data
841 -* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/  Clear cached data
842 -
843 -[[image:image-20220908163102-2.png]]
844 -
845 -
846 -
847 847  == 2.8  ​Battery Analysis ==
848 848  
849 -
850 850  === 2.8.1  ​Battery Type ===
851 851  
852 852  
853 853  (((
854 -The N95S31B 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.
658 +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.
855 855  )))
856 856  
857 857  (((
... ... @@ -874,35 +874,54 @@
874 874  
875 875  === 2.8.2  Power consumption Analyze ===
876 876  
681 +(((
682 +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.
683 +)))
877 877  
685 +
878 878  (((
879 -The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]] describes a detail measurement to analyze the power consumption in different case. User can use it for design guideline for their project.
687 +Instruction to use as below:
880 880  )))
881 881  
882 882  (((
883 -
691 +(% 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/]]
884 884  )))
885 885  
886 886  
887 -=== 2.8.3  ​Battery Note ===
695 +(((
696 +(% style="color:blue" %)**Step 2: **(%%) Open it and choose
697 +)))
888 888  
699 +* (((
700 +Product Model
701 +)))
702 +* (((
703 +Uplink Interval
704 +)))
705 +* (((
706 +Working Mode
707 +)))
889 889  
890 890  (((
891 -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 uplink data, then the battery life may be decreased.
710 +And the Life expectation in difference case will be shown on the right.
892 892  )))
893 893  
713 +[[image:image-20220709110451-3.png]]
894 894  
895 895  
896 -=== 2.8.4  Replace the battery ===
897 897  
717 +=== 2.8.3  ​Battery Note ===
898 898  
899 899  (((
900 -You can change the battery in the N95S31B.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
720 +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.
901 901  )))
902 902  
903 903  
724 +
725 +=== 2.8.4  Replace the battery ===
726 +
904 904  (((
905 -The default battery pack of N95S31B 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).
728 +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).
906 906  )))
907 907  
908 908  
... ... @@ -909,7 +909,6 @@
909 909  
910 910  = 3. ​ Access NB-IoT Module =
911 911  
912 -
913 913  (((
914 914  Users can directly access the AT command set of the NB-IoT module.
915 915  )))
... ... @@ -916,8 +916,6 @@
916 916  
917 917  (((
918 918  The AT Command set can refer the BC35-G NB-IoT Module AT Command: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/]] 
919 -
920 -
921 921  )))
922 922  
923 923  [[image:1657333200519-600.png]]
... ... @@ -926,13 +926,11 @@
926 926  
927 927  = 4.  Using the AT Commands =
928 928  
929 -
930 930  == 4.1  Access AT Commands ==
931 931  
751 +See this link for detail: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
932 932  
933 -See NBSN95 AT Command in this link for detail:  [[https:~~/~~/www.dropbox.com/sh/jao1xt9kw5r3yq4/AAAMpJkZzExF2JLbRWxGoQ9Na?dl=0>>https://www.dropbox.com/sh/jao1xt9kw5r3yq4/AAAMpJkZzExF2JLbRWxGoQ9Na?dl=0]]
934 934  
935 -
936 936  AT+<CMD>?  : Help on <CMD>
937 937  
938 938  AT+<CMD>         : Run <CMD>
... ... @@ -972,24 +972,7 @@
972 972  
973 973  AT+SERVADDR  : Server Address
974 974  
975 -AT+TR      : Get or Set record time
976 976  
977 -AT+APN     : Get or set the APN
978 -
979 -AT+FBAND   : Get or Set whether to automatically modify the frequency band
980 -
981 -AT+DNSCFG  : Get or Set DNS Server
982 -
983 -AT+GETSENSORVALUE   : Returns the current sensor measurement
984 -
985 -AT+NOUD      : Get or Set the number of data to be uploaded
986 -
987 -AT+CDP     : Read or Clear cached data
988 -
989 -AT+SHTEMP: Get or Set alarm of temp
990 -
991 -AT+SHHUM: Get or Set alarm of moisture
992 -
993 993  (% style="color:#037691" %)**COAP Management**      
994 994  
995 995  AT+URI            : Resource parameters
... ... @@ -1023,7 +1023,6 @@
1023 1023  
1024 1024  = ​5.  FAQ =
1025 1025  
1026 -
1027 1027  == 5.1 ​ How to Upgrade Firmware ==
1028 1028  
1029 1029  
... ... @@ -1036,18 +1036,13 @@
1036 1036  )))
1037 1037  
1038 1038  (((
1039 -
1040 -
1041 -(((
1042 -(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
839 +(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.
1043 1043  )))
1044 -)))
1045 1045  
1046 1046  
1047 1047  
1048 1048  = 6.  Trouble Shooting =
1049 1049  
1050 -
1051 1051  == 6.1  ​Connection problem when uploading firmware ==
1052 1052  
1053 1053  
... ... @@ -1063,7 +1063,6 @@
1063 1063  
1064 1064  == 6.2  AT Command input doesn't work ==
1065 1065  
1066 -
1067 1067  (((
1068 1068  In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
1069 1069  
... ... @@ -1074,7 +1074,7 @@
1074 1074  = 7. ​ Order Info =
1075 1075  
1076 1076  
1077 -Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY**
871 +Part Number**:** (% style="color:#4f81bd" %)**NSDDS75**
1078 1078  
1079 1079  
1080 1080  (% class="wikigeneratedid" %)
... ... @@ -1089,7 +1089,7 @@
1089 1089  
1090 1090  (% style="color:#037691" %)**Package Includes**:
1091 1091  
1092 -* N95S31B NB-IoT Temperature and Humidity Sensor
886 +* NSE01 NB-IoT Distance Detect Sensor Node x 1
1093 1093  * External antenna x 1
1094 1094  )))
1095 1095  
... ... @@ -1098,10 +1098,11 @@
1098 1098  
1099 1099  (% style="color:#037691" %)**Dimension and weight**:
1100 1100  
895 +
1101 1101  * Device Size: 13.0 x 5 x 4.5 cm
1102 1102  * Device Weight: 150g
1103 -* Package Size / pcs : 14.0 x 8x 5 cm
1104 -* Weight / pcs : 180g
898 +* Package Size / pcs : 15 x 12x 5.5 cm
899 +* Weight / pcs : 220g
1105 1105  )))
1106 1106  
1107 1107  (((
... ... @@ -1113,6 +1113,5 @@
1113 1113  
1114 1114  = 9.  Support =
1115 1115  
1116 -
1117 1117  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1118 1118  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
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