Last modified by Mengting Qiu on 2024/04/02 16:44
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From version < 118.2 >
edited by Xiaoling
on 2022/07/11 14:15
To version < 119.2 >
edited by Xiaoling
on 2022/08/22 14:47
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Content
... ... @@ -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
... ... @@ -68,6 +68,7 @@
68 68  
69 69  
70 70  
73 +
71 71  == 1.3  Specification ==
72 72  
73 73  
... ... @@ -76,6 +76,8 @@
76 76  * Supply Voltage: 2.1v ~~ 3.6v
77 77  * Operating Temperature: -40 ~~ 85°C
78 78  
82 +
83 +
79 79  (% style="color:#037691" %)**NB-IoT Spec:**
80 80  
81 81  * - B1 @H-FDD: 2100MHz
... ... @@ -85,6 +85,8 @@
85 85  * - B20 @H-FDD: 800MHz
86 86  * - B28 @H-FDD: 700MHz
87 87  
93 +
94 +
88 88  (% style="color:#037691" %)**Battery:**
89 89  
90 90  * Li/SOCI2 un-chargeable battery
... ... @@ -95,8 +95,10 @@
95 95  
96 96  
97 97  
105 +
98 98  == ​1.4  Applications ==
99 99  
108 +
100 100  * Smart Buildings & Home Automation
101 101  * Logistics and Supply Chain Management
102 102  * Smart Metering
... ... @@ -108,15 +108,20 @@
108 108  ​
109 109  
110 110  
120 +
111 111  == 1.5  Pin Definitions & Switch ==
112 112  
123 +
113 113  N95S31B use the mother board from NBSN95 which as below.
114 114  
126 +
115 115  [[image:image-20220709144723-1.png]]
116 116  
117 117  
130 +
118 118  === 1.5.1 Jumper JP2 ===
119 119  
133 +
120 120  Power on Device when put this jumper.
121 121  
122 122  
... ... @@ -123,6 +123,7 @@
123 123  
124 124  === 1.5.2 BOOT MODE / SW1 ===
125 125  
140 +
126 126  (((
127 127  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.
128 128  )))
... ... @@ -135,6 +135,7 @@
135 135  
136 136  === 1.5.3 Reset Button ===
137 137  
153 +
138 138  Press to reboot the device.
139 139  
140 140  
... ... @@ -141,6 +141,7 @@
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
... ... @@ -148,8 +148,10 @@
148 148  
149 149  
150 150  
168 +
151 151  = 2.  Use N95S31B to communicate with IoT Server =
152 152  
171 +
153 153  == 2.1  How it works ==
154 154  
155 155  
... ... @@ -182,6 +182,7 @@
182 182  [[image:image-20220709150546-2.png]]
183 183  
184 184  
204 +
185 185  === 2.2.1 Test Requirement ===
186 186  
187 187  
... ... @@ -234,6 +234,7 @@
234 234  
235 235  === 2.2.3  Insert SIM card ===
236 236  
257 +
237 237  (((
238 238  Insert the NB-IoT Card get from your provider.
239 239  )))
... ... @@ -249,14 +249,18 @@
249 249  
250 250  === 2.2.4  Connect USB – TTL to N95S31B to configure it ===
251 251  
273 +
252 252  (((
253 253  (((
254 254  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 +
255 255  )))
256 256  )))
257 257  
258 258  [[image:1657351312545-300.png]]
259 259  
284 +
260 260  **Connection:**
261 261  
262 262   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
... ... @@ -280,8 +280,9 @@
280 280  
281 281  [[image:1657329814315-101.png]]
282 282  
308 +
283 283  (((
284 -(% 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]]**
285 285  )))
286 286  
287 287  
... ... @@ -288,9 +288,10 @@
288 288  
289 289  === 2.2.5  Use CoAP protocol to uplink data ===
290 290  
291 -(% 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/]]
292 292  
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/]]**
293 293  
320 +
294 294  (((
295 295  **Use below commands:**
296 296  )))
... ... @@ -394,7 +394,7 @@
394 394  
395 395  
396 396  (((
397 -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.
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.
398 398  )))
399 399  
400 400  
... ... @@ -403,7 +403,7 @@
403 403  )))
404 404  
405 405  (((
406 - (% 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.
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.
407 407  )))
408 408  
409 409  
... ... @@ -430,6 +430,10 @@
430 430  )))
431 431  1. (((
432 432  By default, the device will send an uplink message every 1 hour.
460 +
461 +
462 +
463 +
433 433  )))
434 434  
435 435  === 2.3.1  Payload Analyze ===
... ... @@ -613,7 +613,7 @@
613 613  
614 614  == 2.4  Downlink Payload ==
615 615  
616 -By default, NDDS75 prints the downlink payload to console port.
647 +By default, N95S31B prints the downlink payload to console port.
617 617  
618 618  [[image:image-20220709100028-1.png]]
619 619  
... ... @@ -651,7 +651,7 @@
651 651  )))
652 652  
653 653  (((
654 -If payload = 0x04FF, it will reset the NDDS75
685 +If payload = 0x04FF, it will reset the N95S31B
655 655  )))
656 656  
657 657  

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