Last modified by Mengting Qiu on 2024/04/02 16:44
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From version < 115.26 >
edited by Xiaoling
on 2022/07/11 08:35
To version < 119.2 >
edited by Xiaoling
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... ... @@ -17,6 +17,7 @@
17 17  
18 18  = 1.  Introduction =
19 19  
20 +
20 20  == 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
21 21  
22 22  (((
... ... @@ -55,6 +55,7 @@
55 55  
56 56  == 1.2 ​ Features ==
57 57  
59 +
58 58  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
59 59  * Monitor Temperature & Humidity via SHT31
60 60  * AT Commands to change parameters
... ... @@ -66,6 +66,9 @@
66 66  * Micro SIM card slot for NB-IoT SIM
67 67  * 8500mAh Battery for long term use
68 68  
71 +
72 +
73 +
69 69  == 1.3  Specification ==
70 70  
71 71  
... ... @@ -74,6 +74,8 @@
74 74  * Supply Voltage: 2.1v ~~ 3.6v
75 75  * Operating Temperature: -40 ~~ 85°C
76 76  
82 +
83 +
77 77  (% style="color:#037691" %)**NB-IoT Spec:**
78 78  
79 79  * - B1 @H-FDD: 2100MHz
... ... @@ -83,9 +83,10 @@
83 83  * - B20 @H-FDD: 800MHz
84 84  * - B28 @H-FDD: 700MHz
85 85  
86 -(% style="color:#037691" %)**Battery:**
87 87  
88 88  
95 +(% style="color:#037691" %)**Battery:**
96 +
89 89  * Li/SOCI2 un-chargeable battery
90 90  * Capacity: 8500mAh
91 91  * Self Discharge: <1% / Year @ 25°C
... ... @@ -92,8 +92,12 @@
92 92  * Max continuously current: 130mA
93 93  * Max boost current: 2A, 1 second
94 94  
103 +
104 +
105 +
95 95  == ​1.4  Applications ==
96 96  
108 +
97 97  * Smart Buildings & Home Automation
98 98  * Logistics and Supply Chain Management
99 99  * Smart Metering
... ... @@ -105,15 +105,20 @@
105 105  ​
106 106  
107 107  
108 -== 1.5  Pin Definitions ==
109 109  
121 +== 1.5  Pin Definitions & Switch ==
122 +
123 +
110 110  N95S31B use the mother board from NBSN95 which as below.
111 111  
126 +
112 112  [[image:image-20220709144723-1.png]]
113 113  
114 114  
130 +
115 115  === 1.5.1 Jumper JP2 ===
116 116  
133 +
117 117  Power on Device when put this jumper.
118 118  
119 119  
... ... @@ -120,14 +120,20 @@
120 120  
121 121  === 1.5.2 BOOT MODE / SW1 ===
122 122  
140 +
141 +(((
123 123  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.
143 +)))
124 124  
145 +(((
125 125  2) Flash: work mode, device starts to work and send out console output for further debug
147 +)))
126 126  
127 127  
128 128  
129 129  === 1.5.3 Reset Button ===
130 130  
153 +
131 131  Press to reboot the device.
132 132  
133 133  
... ... @@ -134,13 +134,18 @@
134 134  
135 135  === 1.5.4 LED ===
136 136  
160 +
137 137  It will flash:
138 138  
139 139  1. When boot the device in flash mode
140 140  1. Send an uplink packet
141 141  
166 +
167 +
168 +
142 142  = 2.  Use N95S31B to communicate with IoT Server =
143 143  
171 +
144 144  == 2.1  How it works ==
145 145  
146 146  
... ... @@ -157,7 +157,7 @@
157 157  
158 158  )))
159 159  
160 -[[image:1657350248151-650.png]]
188 +[[image:1657520100595-569.png]]
161 161  
162 162  (((
163 163  
... ... @@ -173,26 +173,49 @@
173 173  [[image:image-20220709150546-2.png]]
174 174  
175 175  
204 +
176 176  === 2.2.1 Test Requirement ===
177 177  
178 178  
208 +(((
179 179  To use N95S31B in your city, make sure meet below requirements:
210 +)))
180 180  
181 -* Your local operator has already distributed a NB-IoT Network there.
182 -* The local NB-IoT network used the band that N95S31B supports.
183 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
212 +* (((
213 +Your local operator has already distributed a NB-IoT Network there.
214 +)))
215 +* (((
216 +The local NB-IoT network used the band that N95S31B supports.
217 +)))
218 +* (((
219 +Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
220 +)))
184 184  
222 +(((
185 185  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
224 +)))
186 186  
226 +(((
187 187  N95S31B supports different communication protocol such as :
228 +)))
188 188  
189 189  (((
190 -* CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
191 -* raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
192 -* MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
193 -* TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
231 +* (((
232 +CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
233 +)))
234 +* (((
235 +raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
236 +)))
237 +* (((
238 +MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
239 +)))
240 +* (((
241 +TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
242 +)))
194 194  
244 +(((
195 195  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.
246 +)))
196 196  
197 197  
198 198  )))
... ... @@ -203,6 +203,7 @@
203 203  
204 204  === 2.2.3  Insert SIM card ===
205 205  
257 +
206 206  (((
207 207  Insert the NB-IoT Card get from your provider.
208 208  )))
... ... @@ -218,14 +218,18 @@
218 218  
219 219  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
220 220  
273 +
221 221  (((
222 222  (((
223 223  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.
277 +
278 +
224 224  )))
225 225  )))
226 226  
227 227  [[image:1657351312545-300.png]]
228 228  
284 +
229 229  **Connection:**
230 230  
231 231   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
... ... @@ -249,8 +249,9 @@
249 249  
250 250  [[image:1657329814315-101.png]]
251 251  
308 +
252 252  (((
253 -(% 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/]]
310 +(% 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]]**
254 254  )))
255 255  
256 256  
... ... @@ -257,9 +257,10 @@
257 257  
258 258  === 2.2.5  Use CoAP protocol to uplink data ===
259 259  
260 -(% 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/]]
261 261  
318 +(% 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/]]**
262 262  
320 +
263 263  (((
264 264  **Use below commands:**
265 265  )))
... ... @@ -362,28 +362,49 @@
362 362  == 2.3  Uplink Payload ==
363 363  
364 364  
365 -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.
423 +(((
424 +N95S31B 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.
425 +)))
366 366  
367 367  
428 +(((
368 368  For example:
430 +)))
369 369  
370 - (% 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.
432 +(((
433 + (% 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.
434 +)))
371 371  
372 372  
437 +(((
373 373  The uplink payloads are composed in  ASCII String. For example:
439 +)))
374 374  
441 +(((
375 375  0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:
443 +)))
376 376  
445 +(((
377 377  0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes
447 +)))
378 378  
379 379  
450 +(((
380 380  (% style="color:red" %)**NOTE:**
452 +)))
381 381  
382 382  (% style="color:red" %)
383 -1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
384 -1. By default, the device will send an uplink message every 1 hour.
455 +1. (((
456 +All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
457 +)))
458 +1. (((
459 +By default, the device will send an uplink message every 1 hour.
385 385  
386 386  
462 +
463 +
464 +)))
465 +
387 387  === 2.3.1  Payload Analyze ===
388 388  
389 389  N95S31B uplink payload includes in total 21 bytes
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476 476  
477 477  === 2.3.3  Version Info ===
478 478  
479 -
558 +(((
480 480  These bytes include the hardware and software version.
560 +)))
481 481  
562 +(((
482 482  Higher byte: Specify hardware version: always 0x00 for N95S31B
564 +)))
483 483  
566 +(((
484 484  Lower byte: Specify the software version: 0x6E=110, means firmware version 110
568 +)))
485 485  
570 +(((
571 +
572 +)))
486 486  
574 +(((
487 487  For example: 0x00 6E: this device is N95S31B with firmware version 110.
576 +)))
488 488  
489 489  (((
490 490  
... ... @@ -555,7 +555,7 @@
555 555  
556 556  == 2.4  Downlink Payload ==
557 557  
558 -By default, NDDS75 prints the downlink payload to console port.
647 +By default, N95S31B prints the downlink payload to console port.
559 559  
560 560  [[image:image-20220709100028-1.png]]
561 561  
... ... @@ -593,7 +593,7 @@
593 593  )))
594 594  
595 595  (((
596 -If payload = 0x04FF, it will reset the NDDS75
685 +If payload = 0x04FF, it will reset the N95S31B
597 597  )))
598 598  
599 599  
... ... @@ -773,8 +773,10 @@
773 773  (((
774 774  
775 775  
865 +(((
776 776  (% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.
777 777  )))
868 +)))
778 778  
779 779  
780 780  
1657520100595-569.png
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