Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 100.2 >
edited by Xiaoling
on 2022/07/09 14:53
To version < 118.5 >
edited by Xiaoling
on 2022/07/12 17:31
>
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Summary

Details

Page properties
Content
... ... @@ -9,6 +9,7 @@
9 9  
10 10  **Table of Contents:**
11 11  
12 +{{toc/}}
12 12  
13 13  
14 14  
... ... @@ -21,16 +21,29 @@
21 21  (((
22 22  
23 23  
25 +(((
24 24  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*.
27 +)))
25 25  
29 +(((
26 26  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.
31 +)))
27 27  
33 +(((
28 28  N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement.
35 +)))
29 29  
37 +(((
30 30  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).
39 +)))
31 31  
41 +(((
42 +
43 +)))
32 32  
45 +(((
33 33  ~* make sure you have NB-IoT coverage locally.
47 +)))
34 34  
35 35  
36 36  )))
... ... @@ -41,7 +41,6 @@
41 41  
42 42  == 1.2 ​ Features ==
43 43  
44 -
45 45  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
46 46  * Monitor Temperature & Humidity via SHT31
47 47  * AT Commands to change parameters
... ... @@ -74,7 +74,6 @@
74 74  
75 75  (% style="color:#037691" %)**Battery:**
76 76  
77 -
78 78  * Li/SOCI2 un-chargeable battery
79 79  * Capacity: 8500mAh
80 80  * Self Discharge: <1% / Year @ 25°C
... ... @@ -96,7 +96,7 @@
96 96  ​
97 97  
98 98  
99 -== 1.5  Pin Definitions ==
111 +== 1.5  Pin Definitions & Switch ==
100 100  
101 101  N95S31B use the mother board from NBSN95 which as below.
102 102  
... ... @@ -111,9 +111,13 @@
111 111  
112 112  === 1.5.2 BOOT MODE / SW1 ===
113 113  
126 +(((
114 114  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.
128 +)))
115 115  
130 +(((
116 116  2) Flash: work mode, device starts to work and send out console output for further debug
132 +)))
117 117  
118 118  
119 119  
... ... @@ -131,19 +131,18 @@
131 131  1. Send an uplink packet
132 132  
133 133  
134 -
135 -
136 136  = 2.  Use N95S31B to communicate with IoT Server =
137 137  
138 138  == 2.1  How it works ==
139 139  
154 +
140 140  (((
141 -The NDDS75 is equipped with a NB-IoT module, the pre-loaded firmware in NDDS75 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by NDDS75.
156 +The N95S31B is equipped with a NB-IoT module, the pre-loaded firmware in N95S31B will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by N95S31B.
142 142  )))
143 143  
144 144  
145 145  (((
146 -The diagram below shows the working flow in default firmware of NDDS75:
161 +The diagram below shows the working flow in default firmware of N95S31B:
147 147  )))
148 148  
149 149  (((
... ... @@ -150,7 +150,7 @@
150 150  
151 151  )))
152 152  
153 -[[image:1657328659945-416.png]]
168 +[[image:1657520100595-569.png]]
154 154  
155 155  (((
156 156  
... ... @@ -157,30 +157,67 @@
157 157  )))
158 158  
159 159  
160 -== 2.2 ​ Configure the NDDS75 ==
175 +== 2.2 ​ Configure the N95S31B ==
161 161  
162 162  
178 +=== 2.2.1  Power On N95S31B ===
179 +
180 +
181 +[[image:image-20220709150546-2.png]]
182 +
183 +
163 163  === 2.2.1 Test Requirement ===
164 164  
186 +
165 165  (((
166 -To use NDDS75 in your city, make sure meet below requirements:
188 +To use N95S31B in your city, make sure meet below requirements:
167 167  )))
168 168  
169 -* Your local operator has already distributed a NB-IoT Network there.
170 -* The local NB-IoT network used the band that NSE01 supports.
171 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
191 +* (((
192 +Your local operator has already distributed a NB-IoT Network there.
193 +)))
194 +* (((
195 +The local NB-IoT network used the band that N95S31B supports.
196 +)))
197 +* (((
198 +Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
199 +)))
172 172  
173 173  (((
174 -Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NDDS75 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server
202 +Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
175 175  )))
176 176  
205 +(((
206 +N95S31B supports different communication protocol such as :
207 +)))
177 177  
178 -[[image:1657328756309-230.png]]
209 +(((
210 +* (((
211 +CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
212 +)))
213 +* (((
214 +raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
215 +)))
216 +* (((
217 +MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
218 +)))
219 +* (((
220 +TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
221 +)))
179 179  
223 +(((
224 +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.
225 +)))
180 180  
227 +
228 +)))
181 181  
182 -=== 2.2.2 Insert SIM card ===
230 +[[image:1657350625843-586.png]]
183 183  
232 +
233 +
234 +=== 2.2.3  Insert SIM card ===
235 +
184 184  (((
185 185  Insert the NB-IoT Card get from your provider.
186 186  )))
... ... @@ -190,19 +190,19 @@
190 190  )))
191 191  
192 192  
193 -[[image:1657328884227-504.png]]
245 +[[image:1657351240556-536.png]]
194 194  
195 195  
196 196  
197 -=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
249 +=== 2.2.4  Connect USB – TTL to N95S31B to configure it ===
198 198  
199 199  (((
200 200  (((
201 -User need to configure NDDS75 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NDDS75 support AT Commands, user can use a USB to TTL adapter to connect to NDDS75 and use AT Commands to configure it, as below.
253 +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.
202 202  )))
203 203  )))
204 204  
205 -[[image:image-20220709092052-2.png]]
257 +[[image:1657351312545-300.png]]
206 206  
207 207  **Connection:**
208 208  
... ... @@ -222,18 +222,18 @@
222 222  * Flow Control: (% style="color:green" %)**None**
223 223  
224 224  (((
225 -Make sure the switch is in FLASH position, then power on device by connecting the jumper on NDDS75. NDDS75 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
277 +Make sure the switch is in FLASH position, then power on device by connecting the jumper on N95S31B. N95S31B will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
226 226  )))
227 227  
228 228  [[image:1657329814315-101.png]]
229 229  
230 230  (((
231 -(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/]]
283 +(% 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/]]
232 232  )))
233 233  
234 234  
235 235  
236 -=== 2.2.4 Use CoAP protocol to uplink data ===
288 +=== 2.2.5  Use CoAP protocol to uplink data ===
237 237  
238 238  (% 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/]]
239 239  
... ... @@ -253,10 +253,12 @@
253 253  )))
254 254  
255 255  (((
308 +
309 +
256 256  For parameter description, please refer to AT command set
257 257  )))
258 258  
259 -[[image:1657330452568-615.png]]
313 +[[image:1657352146020-183.png]]
260 260  
261 261  
262 262  (((
... ... @@ -263,11 +263,11 @@
263 263  After configure the server address and (% style="color:green" %)**reset the device**(%%) (via AT+ATZ ), NDDS75 will start to uplink sensor values to CoAP server.
264 264  )))
265 265  
266 -[[image:1657330472797-498.png]]
320 +[[image:1657352185396-303.png]]
267 267  
268 268  
269 269  
270 -=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
324 +=== 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
271 271  
272 272  
273 273  * (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
... ... @@ -274,15 +274,16 @@
274 274  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
275 275  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
276 276  
277 -[[image:1657330501006-241.png]]
331 +[[image:1657352391268-297.png]]
278 278  
279 279  
280 -[[image:1657330533775-472.png]]
334 +[[image:1657352403317-397.png]]
281 281  
282 282  
283 283  
284 -=== 2.2.6 Use MQTT protocol to uplink data ===
338 +=== 2.2.7  Use MQTT protocol to uplink data ===
285 285  
340 +N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
286 286  
287 287  * (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
288 288  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
... ... @@ -289,35 +289,40 @@
289 289  * (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
290 290  * (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
291 291  * (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
292 -* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
293 -* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
347 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/Set the sending topic of MQTT
348 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%) ~/~/Set the subscription topic of MQTT
294 294  
295 -[[image:1657249978444-674.png]]
350 +[[image:1657352634421-276.png]]
296 296  
297 297  
298 -[[image:1657330723006-866.png]]
353 +[[image:1657352645687-385.png]]
299 299  
355 +(((
356 +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.
357 +)))
300 300  
359 +
301 301  (((
302 -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.
361 +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.
303 303  )))
304 304  
305 305  
306 306  
307 -=== 2.2.7 Use TCP protocol to uplink data ===
366 +=== 2.2.8  Use TCP protocol to uplink data ===
308 308  
368 +This feature is supported since firmware version v110
309 309  
310 310  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
311 311  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
312 312  
313 -[[image:image-20220709093918-1.png]]
373 +[[image:1657352898400-901.png]]
314 314  
315 315  
316 -[[image:image-20220709093918-2.png]]
376 +[[image:1657352914475-252.png]]
317 317  
318 318  
319 319  
320 -=== 2.2.8 Change Update Interval ===
380 +=== 2.2.9  Change Update Interval ===
321 321  
322 322  User can use below command to change the (% style="color:green" %)**uplink interval**.
323 323  
... ... @@ -324,59 +324,51 @@
324 324  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
325 325  
326 326  (((
327 -(% style="color:red" %)**NOTE:**
387 +
328 328  )))
329 329  
330 -(((
331 -(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour.
332 -)))
333 333  
334 334  
335 -
336 336  == 2.3  Uplink Payload ==
337 337  
338 -In this mode, uplink payload includes in total 14 bytes
339 339  
395 +(((
396 +NBSN95 has different working mode for the connections of different type 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.
397 +)))
340 340  
341 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
342 -|=(% style="width: 60px;" %)(((
343 -**Size(bytes)**
344 -)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1**
345 -|(% 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"]]
346 346  
347 347  (((
348 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
401 +For example:
349 349  )))
350 350  
404 +(((
405 + (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the NBSN95 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
406 +)))
351 351  
352 -[[image:1657331036973-987.png]]
353 353  
354 354  (((
355 -The payload is ASCII string, representative same HEX:
410 +The uplink payloads are composed in  ASCII String. For example:
356 356  )))
357 357  
358 358  (((
359 -0x72403155615900640c6c19029200 where:
414 +0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:
360 360  )))
361 361  
362 -* (((
363 -Device ID: 0x724031556159 = 724031556159
417 +(((
418 +0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes
364 364  )))
365 -* (((
366 -Version: 0x0064=100=1.0.0
420 +
421 +
422 +(((
423 +(% style="color:red" %)**NOTE:**
367 367  )))
368 368  
369 -* (((
370 -BAT: 0x0c6c = 3180 mV = 3.180V
426 +(% style="color:red" %)
427 +1. (((
428 +All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
371 371  )))
372 -* (((
373 -Signal: 0x19 = 25
374 -)))
375 -* (((
376 -Distance: 0x0292= 658 mm
377 -)))
378 -* (((
379 -Interrupt: 0x00 = 0
430 +1. (((
431 +By default, the device will send an uplink message every 1 hour.
380 380  
381 381  
382 382  
... ... @@ -383,105 +383,108 @@
383 383  
384 384  )))
385 385  
386 -== 2.4  Payload Explanation and Sensor Interface ==
438 +=== 2.3.1  Payload Analyze ===
387 387  
440 +N95S31B uplink payload includes in total 21 bytes
388 388  
389 -=== 2.4.1  Device ID ===
390 390  
443 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
444 +|=(% style="width: 60px;" %)(((
445 +**Size(bytes)**
446 +)))|=(% style="width: 50px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 70px;" %)**1**|=(% style="width: 55px;" %)1|=(% style="width: 115px;" %)5|=(% style="width: 60px;" %)**2**|=(% style="width: 60px;" %)**2**
447 +|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.3.2A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.3.3A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.3.4A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.3.5A0SignalStrength"]]|(% style="width:123px" %)MOD 0X01|(% style="width:99px" %)(((
391 391  (((
392 -By default, the Device ID equal to the last 6 bytes of IMEI.
449 +Reserve/ Same as NBSN95 CFGMOD=1
393 393  )))
394 394  
395 395  (((
396 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
453 +No function here.
397 397  )))
398 -
455 +)))|(% style="width:77px" %)(((
399 399  (((
400 -**Example:**
457 +[[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
401 401  )))
402 402  
403 403  (((
404 -AT+DEUI=A84041F15612
461 +By SHT31
405 405  )))
406 -
463 +)))|(% style="width:80px" %)(((
407 407  (((
408 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
465 +[[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
409 409  )))
410 410  
411 -
412 -
413 -=== 2.4.2  Version Info ===
414 -
415 415  (((
416 -Specify the software version: 0x64=100, means firmware version 1.00.
469 +By SHT31
417 417  )))
471 +)))
418 418  
419 419  (((
420 -For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0.
474 +(((
475 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
421 421  )))
477 +)))
422 422  
423 423  
480 +[[image:1657354294009-643.png]]
424 424  
425 -=== 2.4.3  Battery Info ===
426 426  
427 -(((
428 -Ex1: 0x0B45 = 2885mV
429 -)))
483 +The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:
430 430  
431 -(((
432 -Ex2: 0x0B49 = 2889mV
433 -)))
485 +* Device ID: 0x724031607457 = 724031607457
486 +* Version: 0x006e=110=1.1.0
434 434  
488 +* BAT: 0x0ccd = 3277 mV = 3.277V
489 +* Signal: 0x1b = 27
490 +* Model: 0x01 = 1
491 +* 0x00dc000ccc= reserve, ignore in N95S31B
492 +* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C
493 +* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh
435 435  
436 -
437 -=== 2.4.4  Signal Strength ===
438 -
439 439  (((
440 -NB-IoT Network signal Strength.
496 +
441 441  )))
442 442  
443 443  (((
444 -**Ex1: 0x1d = 29**
500 +
445 445  )))
446 446  
503 +
504 +=== 2.3.2  Device ID ===
505 +
447 447  (((
448 -(% style="color:blue" %)**0**(%%)  -113dBm or less
507 +By default, the Device ID equal to the last 6 bytes of IMEI.
449 449  )))
450 450  
451 451  (((
452 -(% style="color:blue" %)**1**(%%)  -111dBm
511 +User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
453 453  )))
454 454  
455 455  (((
456 -(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
515 +**Example:**
457 457  )))
458 458  
459 459  (((
460 -(% style="color:blue" %)**31**  (%%) -51dBm or greater
519 +AT+DEUI=A84041F15612
461 461  )))
462 462  
463 463  (((
464 -(% style="color:blue" %)**99**   (%%) Not known or not detectable
523 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
465 465  )))
466 466  
467 467  
468 468  
469 -=== 2.4.5  Distance ===
528 +=== 2.3.3  Version Info ===
470 470  
471 -Get the distance. Flat object range 280mm - 7500mm.
472 -
473 473  (((
474 -For example, if the data you get from the register is **__0x0B 0x05__**, the distance between the sensor and the measured object is
531 +These bytes include the hardware and software version.
475 475  )))
476 476  
477 477  (((
478 -(((
479 -(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.**
535 +Higher byte: Specify hardware version: always 0x00 for N95S31B
480 480  )))
481 -)))
482 482  
483 483  (((
484 -
539 +Lower byte: Specify the software version: 0x6E=110, means firmware version 110
485 485  )))
486 486  
487 487  (((
... ... @@ -488,65 +488,81 @@
488 488  
489 489  )))
490 490  
491 -=== 2.4.6  Digital Interrupt ===
492 -
493 493  (((
494 -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.
547 +For example: 0x00 6E: this device is N95S31B with firmware version 110.
495 495  )))
496 496  
497 497  (((
498 -The command is:
551 +
499 499  )))
500 500  
554 +
555 +=== 2.3.4  Battery Info ===
556 +
501 501  (((
502 -(% 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]])**.**
558 +Ex1: 0x0B45 = 2885mV
503 503  )))
504 504  
505 -
506 506  (((
507 -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.
562 +Ex2: 0x0B49 = 2889mV
508 508  )))
509 509  
510 510  
566 +
567 +=== 2.3.5  Signal Strength ===
568 +
511 511  (((
512 -Example:
570 +NB-IoT Network signal Strength.
513 513  )))
514 514  
515 515  (((
516 -0x(00): Normal uplink packet.
574 +**Ex1: 0x1d = 29**
517 517  )))
518 518  
519 519  (((
520 -0x(01): Interrupt Uplink Packet.
578 +(% style="color:blue" %)**0**(%%)  -113dBm or less
521 521  )))
522 522  
523 -
524 -
525 -=== 2.4.7  ​+5V Output ===
526 -
527 527  (((
528 -NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 
582 +(% style="color:blue" %)**1**(%%)  -111dBm
529 529  )))
530 530  
531 -
532 532  (((
533 -The 5V output time can be controlled by AT Command.
586 +(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
534 534  )))
535 535  
536 536  (((
537 -(% style="color:blue" %)**AT+5VT=1000**
590 +(% style="color:blue" %)**31**  (%%) -51dBm or greater
538 538  )))
539 539  
540 540  (((
541 -Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.
594 +(% style="color:blue" %)**99**   (%%) Not known or not detectable
542 542  )))
543 543  
544 544  
545 545  
546 -== 2.5  Downlink Payload ==
599 +=== 2.3.6  Temperature & Humidity ===
547 547  
548 -By default, NDDS75 prints the downlink payload to console port.
601 +The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server.
549 549  
603 +[[image:image-20220709161741-3.png]]
604 +
605 +
606 +Convert the read byte to decimal and divide it by ten.
607 +
608 +
609 +**Example:**
610 +
611 +Temperature:  Read:00ec (H) = 236(D)  Value:  236 /10=23.6℃
612 +
613 +Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
614 +
615 +
616 +
617 +== 2.4  Downlink Payload ==
618 +
619 +By default, N95S31B prints the downlink payload to console port.
620 +
550 550  [[image:image-20220709100028-1.png]]
551 551  
552 552  
... ... @@ -583,7 +583,7 @@
583 583  )))
584 584  
585 585  (((
586 -If payload = 0x04FF, it will reset the NDDS75
657 +If payload = 0x04FF, it will reset the N95S31B
587 587  )))
588 588  
589 589  
... ... @@ -595,51 +595,16 @@
595 595  
596 596  
597 597  
598 -== 2.6  ​LED Indicator ==
669 +== 2.5  ​Battery Analysis ==
599 599  
671 +=== 2.5.1  ​Battery Type ===
600 600  
601 -The NDDS75 has an internal LED which is to show the status of different state.
602 602  
603 -
604 -* 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)
605 -* Then the LED will be on for 1 second means device is boot normally.
606 -* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds.
607 -* For each uplink probe, LED will be on for 500ms.
608 -
609 609  (((
610 -
675 +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.
611 611  )))
612 612  
613 -
614 -
615 -== 2.7  ​Firmware Change Log ==
616 -
617 -
618 618  (((
619 -Download URL & Firmware Change log
620 -)))
621 -
622 -(((
623 -[[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/]]
624 -)))
625 -
626 -
627 -(((
628 -Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
629 -)))
630 -
631 -
632 -
633 -== 2.8  ​Battery Analysis ==
634 -
635 -=== 2.8.1  ​Battery Type ===
636 -
637 -
638 -(((
639 -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.
640 -)))
641 -
642 -(((
643 643  The battery is designed to last for several years depends on the actually use environment and update interval. 
644 644  )))
645 645  
... ... @@ -657,56 +657,35 @@
657 657  
658 658  
659 659  
660 -=== 2.8.2  Power consumption Analyze ===
696 +=== 2.5.2  Power consumption Analyze ===
661 661  
662 662  (((
663 -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.
699 +The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]] describes a detail measurement to analyze the power consumption in different case. User can use it for design guideline for their project.
664 664  )))
665 665  
666 -
667 667  (((
668 -Instruction to use as below:
703 +
669 669  )))
670 670  
671 -(((
672 -(% 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/]]
673 -)))
674 674  
707 +=== 2.5.3  ​Battery Note ===
675 675  
676 676  (((
677 -(% style="color:blue" %)**Step 2: **(%%) Open it and choose
710 +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.
678 678  )))
679 679  
680 -* (((
681 -Product Model
682 -)))
683 -* (((
684 -Uplink Interval
685 -)))
686 -* (((
687 -Working Mode
688 -)))
689 689  
690 -(((
691 -And the Life expectation in difference case will be shown on the right.
692 -)))
693 693  
694 -[[image:image-20220709110451-3.png]]
715 +=== 2.5.4  Replace the battery ===
695 695  
696 696  
697 -
698 -=== 2.8.3  ​Battery Note ===
699 -
700 700  (((
701 -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.
719 +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.
702 702  )))
703 703  
704 704  
705 -
706 -=== 2.8.4  Replace the battery ===
707 -
708 708  (((
709 -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).
724 +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).
710 710  )))
711 711  
712 712  
... ... @@ -729,7 +729,7 @@
729 729  
730 730  == 4.1  Access AT Commands ==
731 731  
732 -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/]]
747 +See NBSN95 AT Command in this link for detail:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN95/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN95/]]
733 733  
734 734  
735 735  AT+<CMD>?  : Help on <CMD>
... ... @@ -817,8 +817,12 @@
817 817  )))
818 818  
819 819  (((
820 -(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.
835 +
836 +
837 +(((
838 +(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.
821 821  )))
840 +)))
822 822  
823 823  
824 824  
... ... @@ -849,7 +849,7 @@
849 849  = 7. ​ Order Info =
850 850  
851 851  
852 -Part Number**:** (% style="color:#4f81bd" %)**NSDDS75**
871 +Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY**
853 853  
854 854  
855 855  (% class="wikigeneratedid" %)
... ... @@ -864,7 +864,7 @@
864 864  
865 865  (% style="color:#037691" %)**Package Includes**:
866 866  
867 -* NSE01 NB-IoT Distance Detect Sensor Node x 1
886 +* N95S31B NB-IoT Temperature and Humidity Sensor
868 868  * External antenna x 1
869 869  )))
870 870  
... ... @@ -873,11 +873,10 @@
873 873  
874 874  (% style="color:#037691" %)**Dimension and weight**:
875 875  
876 -
877 877  * Device Size: 13.0 x 5 x 4.5 cm
878 878  * Device Weight: 150g
879 -* Package Size / pcs : 15 x 12x 5.5 cm
880 -* Weight / pcs : 220g
897 +* Package Size / pcs : 14.0 x 8x 5 cm
898 +* Weight / pcs : 180g
881 881  )))
882 882  
883 883  (((
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