Last modified by Mengting Qiu on 2024/04/02 16:44
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From version < 115.28 >
edited by Xiaoling
on 2022/07/11 08:37
To version < 119.2 >
edited by Xiaoling
on 2022/08/22 14:47
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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
... ... @@ -78,6 +78,7 @@
78 78  * Operating Temperature: -40 ~~ 85°C
79 79  
80 80  
83 +
81 81  (% style="color:#037691" %)**NB-IoT Spec:**
82 82  
83 83  * - B1 @H-FDD: 2100MHz
... ... @@ -88,6 +88,7 @@
88 88  * - B28 @H-FDD: 700MHz
89 89  
90 90  
94 +
91 91  (% style="color:#037691" %)**Battery:**
92 92  
93 93  * Li/SOCI2 un-chargeable battery
... ... @@ -101,6 +101,7 @@
101 101  
102 102  == ​1.4  Applications ==
103 103  
108 +
104 104  * Smart Buildings & Home Automation
105 105  * Logistics and Supply Chain Management
106 106  * Smart Metering
... ... @@ -112,15 +112,20 @@
112 112  ​
113 113  
114 114  
115 -== 1.5  Pin Definitions ==
116 116  
121 +== 1.5  Pin Definitions & Switch ==
122 +
123 +
117 117  N95S31B use the mother board from NBSN95 which as below.
118 118  
126 +
119 119  [[image:image-20220709144723-1.png]]
120 120  
121 121  
130 +
122 122  === 1.5.1 Jumper JP2 ===
123 123  
133 +
124 124  Power on Device when put this jumper.
125 125  
126 126  
... ... @@ -127,14 +127,20 @@
127 127  
128 128  === 1.5.2 BOOT MODE / SW1 ===
129 129  
140 +
141 +(((
130 130  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 +)))
131 131  
145 +(((
132 132  2) Flash: work mode, device starts to work and send out console output for further debug
147 +)))
133 133  
134 134  
135 135  
136 136  === 1.5.3 Reset Button ===
137 137  
153 +
138 138  Press to reboot the device.
139 139  
140 140  
... ... @@ -141,13 +141,18 @@
141 141  
142 142  === 1.5.4 LED ===
143 143  
160 +
144 144  It will flash:
145 145  
146 146  1. When boot the device in flash mode
147 147  1. Send an uplink packet
148 148  
166 +
167 +
168 +
149 149  = 2.  Use N95S31B to communicate with IoT Server =
150 150  
171 +
151 151  == 2.1  How it works ==
152 152  
153 153  
... ... @@ -164,7 +164,7 @@
164 164  
165 165  )))
166 166  
167 -[[image:1657350248151-650.png]]
188 +[[image:1657520100595-569.png]]
168 168  
169 169  (((
170 170  
... ... @@ -180,26 +180,49 @@
180 180  [[image:image-20220709150546-2.png]]
181 181  
182 182  
204 +
183 183  === 2.2.1 Test Requirement ===
184 184  
185 185  
208 +(((
186 186  To use N95S31B in your city, make sure meet below requirements:
210 +)))
187 187  
188 -* Your local operator has already distributed a NB-IoT Network there.
189 -* The local NB-IoT network used the band that N95S31B supports.
190 -* 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 +)))
191 191  
222 +(((
192 192  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
224 +)))
193 193  
226 +(((
194 194  N95S31B supports different communication protocol such as :
228 +)))
195 195  
196 196  (((
197 -* CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
198 -* raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
199 -* MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
200 -* 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 +)))
201 201  
244 +(((
202 202  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 +)))
203 203  
204 204  
205 205  )))
... ... @@ -210,6 +210,7 @@
210 210  
211 211  === 2.2.3  Insert SIM card ===
212 212  
257 +
213 213  (((
214 214  Insert the NB-IoT Card get from your provider.
215 215  )))
... ... @@ -225,14 +225,18 @@
225 225  
226 226  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
227 227  
273 +
228 228  (((
229 229  (((
230 230  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 +
231 231  )))
232 232  )))
233 233  
234 234  [[image:1657351312545-300.png]]
235 235  
284 +
236 236  **Connection:**
237 237  
238 238   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
... ... @@ -256,8 +256,9 @@
256 256  
257 257  [[image:1657329814315-101.png]]
258 258  
308 +
259 259  (((
260 -(% 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]]**
261 261  )))
262 262  
263 263  
... ... @@ -264,9 +264,10 @@
264 264  
265 265  === 2.2.5  Use CoAP protocol to uplink data ===
266 266  
267 -(% 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/]]
268 268  
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/]]**
269 269  
320 +
270 270  (((
271 271  **Use below commands:**
272 272  )))
... ... @@ -369,28 +369,49 @@
369 369  == 2.3  Uplink Payload ==
370 370  
371 371  
372 -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 +)))
373 373  
374 374  
428 +(((
375 375  For example:
430 +)))
376 376  
377 - (% 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 +)))
378 378  
379 379  
437 +(((
380 380  The uplink payloads are composed in  ASCII String. For example:
439 +)))
381 381  
441 +(((
382 382  0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:
443 +)))
383 383  
445 +(((
384 384  0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes
447 +)))
385 385  
386 386  
450 +(((
387 387  (% style="color:red" %)**NOTE:**
452 +)))
388 388  
389 389  (% style="color:red" %)
390 -1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].
391 -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.
392 392  
393 393  
462 +
463 +
464 +)))
465 +
394 394  === 2.3.1  Payload Analyze ===
395 395  
396 396  N95S31B uplink payload includes in total 21 bytes
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483 483  
484 484  === 2.3.3  Version Info ===
485 485  
486 -
558 +(((
487 487  These bytes include the hardware and software version.
560 +)))
488 488  
562 +(((
489 489  Higher byte: Specify hardware version: always 0x00 for N95S31B
564 +)))
490 490  
566 +(((
491 491  Lower byte: Specify the software version: 0x6E=110, means firmware version 110
568 +)))
492 492  
570 +(((
571 +
572 +)))
493 493  
574 +(((
494 494  For example: 0x00 6E: this device is N95S31B with firmware version 110.
576 +)))
495 495  
496 496  (((
497 497  
... ... @@ -562,7 +562,7 @@
562 562  
563 563  == 2.4  Downlink Payload ==
564 564  
565 -By default, NDDS75 prints the downlink payload to console port.
647 +By default, N95S31B prints the downlink payload to console port.
566 566  
567 567  [[image:image-20220709100028-1.png]]
568 568  
... ... @@ -600,7 +600,7 @@
600 600  )))
601 601  
602 602  (((
603 -If payload = 0x04FF, it will reset the NDDS75
685 +If payload = 0x04FF, it will reset the N95S31B
604 604  )))
605 605  
606 606  
... ... @@ -780,8 +780,10 @@
780 780  (((
781 781  
782 782  
865 +(((
783 783  (% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.
784 784  )))
868 +)))
785 785  
786 786  
787 787  
1657520100595-569.png
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