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From version < 130.2 >
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Summary

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Title
... ... @@ -1,1 +1,1 @@
1 -N95S31B NB-IoT Temperature & Humidity Sensor User Manual
1 +NDDS75 NB-IoT Distance Detect Sensor User Manual
Content
... ... @@ -1,12 +1,10 @@
1 1  (% style="text-align:center" %)
2 -[[image:1657348034241-728.png||height="470" width="470"]]
2 +[[image:image-20220709085040-1.png||height="542" width="524"]]
3 3  
4 4  
5 5  
6 6  
7 7  
8 -
9 -
10 10  **Table of Contents:**
11 11  
12 12  {{toc/}}
... ... @@ -15,46 +15,59 @@
15 15  
16 16  
17 17  
16 +
18 18  = 1.  Introduction =
19 19  
20 -== 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
19 +== 1.1 ​ What is NDDS75 Distance Detection Sensor ==
21 21  
21 +(((
22 +
22 22  
23 23  (((
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*.
25 +(((
26 +The Dragino NDDS75 is a (% style="color:blue" %)**NB-IoT Distance Detection Sensor**(%%) for Internet of Things solution. It is designed to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses ultrasonic sensing technology for distance measurement, and temperature compensation is performed internally to improve the reliability of data.
25 25  )))
26 26  
27 27  (((
28 -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.
30 +The NDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc. It detects the distance between the measured object and the sensor, and uploads the value via wireless to IoT Server via NB-IoT Network.
29 29  )))
30 30  
31 31  (((
32 -N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement.
34 +NarrowBand-Internet of Things (NB-IoT) is a standards-based low power wide area (LPWA) technology developed to enable a wide range of new IoT devices and services. NB-IoT significantly improves the power consumption of user devices, system capacity and spectrum efficiency, especially in deep coverage.
33 33  )))
34 34  
35 35  (((
36 -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).
38 +NDDS75 supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP** (%%)for different application requirement.
37 37  )))
38 38  
39 39  (((
40 -~* make sure you have NB-IoT coverage locally.
42 +NDDS75 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method)
41 41  )))
42 42  
45 +(((
46 +To use NDDS75, user needs to check if there is NB-IoT coverage in local area and with the bands NDDS75 supports. If the local operate support it, user needs to get a NB-IoT SIM card from local operator and install NDDS75 to get NB-IoT network connection.
47 +)))
48 +)))
43 43  
44 -[[image:1657348284168-431.png]]
50 +
51 +)))
45 45  
53 +[[image:1657327959271-447.png]]
46 46  
47 -== 1.2 ​ Features ==
48 48  
49 49  
57 +== 1.2 ​ Features ==
58 +
50 50  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
51 -* Monitor Temperature & Humidity via SHT31
60 +* Ultra low power consumption
61 +* Distance Detection by Ultrasonic technology
62 +* Flat object range 280mm - 7500mm
63 +* Accuracy: ±(1cm+S*0.3%) (S: Distance)
64 +* Cable Length: 25cm
52 52  * AT Commands to change parameters
53 53  * Uplink on periodically
54 54  * Downlink to change configure
55 55  * IP66 Waterproof Enclosure
56 -* Ultra-Low Power consumption
57 -* AT Commands to change parameters
58 58  * Micro SIM card slot for NB-IoT SIM
59 59  * 8500mAh Battery for long term use
60 60  
... ... @@ -70,12 +70,12 @@
70 70  
71 71  (% style="color:#037691" %)**NB-IoT Spec:**
72 72  
73 -* B1 @H-FDD: 2100MHz
74 -* B3 @H-FDD: 1800MHz
75 -* B8 @H-FDD: 900MHz
76 -* B5 @H-FDD: 850MHz
77 -* B20 @H-FDD: 800MHz
78 -* B28 @H-FDD: 700MHz
84 +* - B1 @H-FDD: 2100MHz
85 +* - B3 @H-FDD: 1800MHz
86 +* - B8 @H-FDD: 900MHz
87 +* - B5 @H-FDD: 850MHz
88 +* - B20 @H-FDD: 800MHz
89 +* - B28 @H-FDD: 700MHz
79 79  
80 80  (% style="color:#037691" %)**Battery:**
81 81  
... ... @@ -85,11 +85,15 @@
85 85  * Max continuously current: 130mA
86 86  * Max boost current: 2A, 1 second
87 87  
99 +(% style="color:#037691" %)**Power Consumption**
88 88  
101 +* STOP Mode: 10uA @ 3.3v
102 +* Max transmit power: 350mA@3.3v
89 89  
90 -== ​1.4  Applications ==
91 91  
92 92  
106 +== ​1.4  Applications ==
107 +
93 93  * Smart Buildings & Home Automation
94 94  * Logistics and Supply Chain Management
95 95  * Smart Metering
... ... @@ -101,61 +101,24 @@
101 101  ​
102 102  
103 103  
104 -== 1.5  Pin Definitions & Switch ==
119 +== 1.5  Pin Definitions ==
105 105  
106 106  
107 -N95S31B use the mother board from NBSN95 which as below.
122 +[[image:1657328609906-564.png]]
108 108  
109 109  
110 -[[image:image-20220709144723-1.png]]
111 111  
126 += 2.  Use NDDS75 to communicate with IoT Server =
112 112  
113 -=== 1.5.1 Jumper JP2 ===
114 -
115 -
116 -Power on Device when put this jumper.
117 -
118 -
119 -=== 1.5.2 BOOT MODE / SW1 ===
120 -
121 -
122 -(((
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.
124 -)))
125 -
126 -(((
127 -**2) Flash:**  work mode, device starts to work and send out console output for further debug
128 -)))
129 -
130 -
131 -=== 1.5.3 Reset Button ===
132 -
133 -
134 -Press to reboot the device.
135 -
136 -
137 -=== 1.5.4 LED ===
138 -
139 -
140 -It will flash:
141 -
142 -1.  When boot the device in flash mode
143 -
144 -2.  Send an uplink packet
145 -
146 -
147 -= 2.  Use N95S31B to communicate with IoT Server =
148 -
149 149  == 2.1  How it works ==
150 150  
151 -
152 152  (((
153 -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.
131 +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.
154 154  )))
155 155  
156 156  
157 157  (((
158 -The diagram below shows the working flow in default firmware of N95S31B:
136 +The diagram below shows the working flow in default firmware of NDDS75:
159 159  )))
160 160  
161 161  (((
... ... @@ -162,72 +162,37 @@
162 162  
163 163  )))
164 164  
165 -[[image:1657520100595-569.png]]
143 +[[image:1657328659945-416.png]]
166 166  
167 167  (((
168 168  
169 169  )))
170 170  
171 -== 2.2 ​ Configure the N95S31B ==
172 172  
173 -=== 2.2.1  Power On N95S31B ===
150 +== 2.2 ​ Configure the NDDS75 ==
174 174  
175 175  
176 -[[image:image-20220709150546-2.png]]
153 +=== 2.2.1 Test Requirement ===
177 177  
178 -
179 -=== 2.2.2 Test Requirement ===
180 -
181 -
182 182  (((
183 -To use N95S31B in your city, make sure meet below requirements:
156 +To use NDDS75 in your city, make sure meet below requirements:
184 184  )))
185 185  
186 -* (((
187 -Your local operator has already distributed a NB-IoT Network there.
188 -)))
189 -* (((
190 -The local NB-IoT network used the band that N95S31B supports.
191 -)))
192 -* (((
193 -Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
194 -)))
159 +* Your local operator has already distributed a NB-IoT Network there.
160 +* The local NB-IoT network used the band that NSE01 supports.
161 +* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
195 195  
196 196  (((
197 -Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.
164 +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
198 198  )))
199 199  
200 -(((
201 -N95S31B supports different communication protocol such as :
202 -)))
203 203  
204 -(((
205 -* (((
206 -CoAP  ((% style="color:red" %)120.24.4.116:5683(%%))
207 -)))
208 -* (((
209 -raw UDP  ((% style="color:red" %)120.24.4.116:5601(%%))
210 -)))
211 -* (((
212 -MQTT  ((% style="color:red" %)120.24.4.116:1883(%%))
213 -)))
214 -* (((
215 -TCP  ((% style="color:red" %)120.24.4.116:5600(%%))
216 -)))
168 +[[image:1657328756309-230.png]]
217 217  
218 -(((
219 -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.
220 -)))
221 221  
222 -
223 -)))
224 224  
225 -[[image:1657350625843-586.png]]
172 +=== 2.2.2 Insert SIM card ===
226 226  
227 -
228 -=== 2.2.3  Insert SIM card ===
229 -
230 -
231 231  (((
232 232  Insert the NB-IoT Card get from your provider.
233 233  )))
... ... @@ -237,32 +237,29 @@
237 237  )))
238 238  
239 239  
240 -[[image:1657351240556-536.png]]
183 +[[image:1657328884227-504.png]]
241 241  
242 242  
243 -=== 2.2.4  Connect USB – TTL to N95S31B to configure it ===
244 244  
187 +=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
245 245  
246 246  (((
247 247  (((
248 -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.
249 -
250 -
191 +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.
251 251  )))
252 252  )))
253 253  
254 -[[image:1657351312545-300.png]]
195 +[[image:image-20220709092052-2.png]]
255 255  
197 +**Connection:**
256 256  
257 -(% style="color:blue" %)**Connection:**
199 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
258 258  
259 - (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
201 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
260 260  
261 -**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
203 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
262 262  
263 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
264 264  
265 -
266 266  In the PC, use below serial tool settings:
267 267  
268 268  * Baud:  (% style="color:green" %)**9600**
... ... @@ -272,21 +272,20 @@
272 272  * Flow Control: (% style="color:green" %)**None**
273 273  
274 274  (((
275 -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.
215 +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.
276 276  )))
277 277  
278 278  [[image:1657329814315-101.png]]
279 279  
280 -
281 281  (((
282 -(% 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]]**
221 +(% 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/]]
283 283  )))
284 284  
285 285  
286 -=== 2.2.5  Use CoAP protocol to uplink data ===
287 287  
226 +=== 2.2.4 Use CoAP protocol to uplink data ===
288 288  
289 -(% 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/]]**
228 +(% 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/]]
290 290  
291 291  
292 292  (((
... ... @@ -297,19 +297,17 @@
297 297  (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
298 298  )))
299 299  * (((
300 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
239 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
301 301  )))
302 302  * (((
303 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
242 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
304 304  )))
305 305  
306 306  (((
307 -
308 -
309 309  For parameter description, please refer to AT command set
310 310  )))
311 311  
312 -[[image:1657352146020-183.png]]
249 +[[image:1657330452568-615.png]]
313 313  
314 314  
315 315  (((
... ... @@ -316,66 +316,61 @@
316 316  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.
317 317  )))
318 318  
319 -[[image:1657352185396-303.png]]
256 +[[image:1657330472797-498.png]]
320 320  
321 321  
322 -=== 2.2.6  Use UDP protocol to uplink data(Default protocol) ===
323 323  
260 +=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
324 324  
262 +
325 325  * (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
326 326  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
327 327  * (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
328 328  
329 -[[image:1657352391268-297.png]]
267 +[[image:1657330501006-241.png]]
330 330  
331 331  
332 -[[image:1657352403317-397.png]]
270 +[[image:1657330533775-472.png]]
333 333  
334 334  
335 -=== 2.2.7  Use MQTT protocol to uplink data ===
336 336  
274 +=== 2.2.6 Use MQTT protocol to uplink data ===
337 337  
338 -N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption.
339 339  
340 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
341 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
342 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
343 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
344 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
345 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527                               **(%%)~/~/  Set the sending topic of MQTT
346 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527          **(%%) ~/~/  Set the subscription topic of MQTT
277 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
278 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
279 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
280 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
281 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
282 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
283 +* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
347 347  
348 -[[image:1657352634421-276.png]]
285 +[[image:1657249978444-674.png]]
349 349  
350 350  
351 -[[image:1657352645687-385.png]]
288 +[[image:1657330723006-866.png]]
352 352  
353 353  
354 354  (((
355 -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.
292 +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.
356 356  )))
357 357  
358 -(((
359 -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.
360 -)))
361 361  
362 362  
363 -=== 2.2.8  Use TCP protocol to uplink data ===
297 +=== 2.2.7 Use TCP protocol to uplink data ===
364 364  
365 365  
366 -This feature is supported since firmware version v110
367 -
368 368  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
369 369  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
370 370  
371 -[[image:1657352898400-901.png]]
303 +[[image:image-20220709093918-1.png]]
372 372  
373 373  
374 -[[image:1657352914475-252.png]]
306 +[[image:image-20220709093918-2.png]]
375 375  
376 376  
377 -=== 2.2.9  Change Update Interval ===
378 378  
310 +=== 2.2.8 Change Update Interval ===
379 379  
380 380  User can use below command to change the (% style="color:green" %)**uplink interval**.
381 381  
... ... @@ -382,244 +382,164 @@
382 382  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
383 383  
384 384  (((
385 -
317 +(% style="color:red" %)**NOTE:**
386 386  )))
387 387  
388 388  (((
389 -(% style="color:red" %)**NOTE: Since firmware version is v1.2:**
321 +(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour.
390 390  )))
391 391  
392 -(((
393 -(% 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).**
394 -)))
395 395  
396 396  
397 397  == 2.3  Uplink Payload ==
398 398  
328 +In this mode, uplink payload includes in total 14 bytes
399 399  
400 -(((
401 -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.
402 -)))
403 403  
331 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
332 +|=(% style="width: 60px;" %)(((
333 +**Size(bytes)**
334 +)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1**
335 +|(% 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"]]
404 404  
405 405  (((
406 -For example:
338 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
407 407  )))
408 408  
409 -(((
410 - (% 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.
411 -)))
412 412  
342 +[[image:1657331036973-987.png]]
413 413  
414 414  (((
415 -The uplink payloads are composed in  ASCII String. For example:
345 +The payload is ASCII string, representative same HEX:
416 416  )))
417 417  
418 418  (((
419 -0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:
349 +0x72403155615900640c6c19029200 where:
420 420  )))
421 421  
422 -(((
423 -0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes
352 +* (((
353 +Device ID: 0x724031556159 = 724031556159
424 424  )))
425 -
426 -
427 -(((
428 -(% style="color:red" %)**NOTE:**
355 +* (((
356 +Version: 0x0064=100=1.0.0
429 429  )))
430 430  
431 -(% style="color:red" %)
432 -1. (((
433 -**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].**
359 +* (((
360 +BAT: 0x0c6c = 3180 mV = 3.180V
434 434  )))
435 -1. (((
436 -**By default, the device will send an uplink message every 1 hour.**
362 +* (((
363 +Signal: 0x19 = 25
364 +)))
365 +* (((
366 +Distance: 0x0292= 658 mm
367 +)))
368 +* (((
369 +Interrupt: 0x00 = 0
437 437  
438 438  
372 +
439 439  
440 440  )))
441 441  
442 -=== 2.3.1  Payload Analyze ===
376 +== 2.4  Payload Explanation and Sensor Interface ==
443 443  
444 -==== 2.3.1.1  Before Firmware v1.2 ====
445 445  
379 +=== 2.4.1  Device ID ===
446 446  
447 -N95S31B uplink payload includes in total 21 bytes
448 -
449 -
450 -(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
451 -|=(% style="width: 50px;" %)**Size(bytes)**|=(% style="width: 45px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 65px;" %)**1**|=(% style="width: 50px;" %)1|=(% style="width: 120px;" %)5|=(% style="width: 70px;" %)**2**|=(% style="width: 70px;" %)**2**
452 -|(% 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" %)(((
453 453  (((
454 -Reserve/ Same as NBSN95 CFGMOD=1
382 +By default, the Device ID equal to the last 6 bytes of IMEI.
455 455  )))
456 456  
457 457  (((
458 -No function here.
386 +User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
459 459  )))
460 -)))|(% style="width:102px" %)(((
461 -(((
462 -[[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]]
463 -)))
464 464  
465 465  (((
466 -By SHT31
390 +**Example:**
467 467  )))
468 -)))|(% style="width:81px" %)(((
469 -(((
470 -[[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]]
471 -)))
472 472  
473 473  (((
474 -By SHT31
394 +AT+DEUI=A84041F15612
475 475  )))
476 -)))
477 477  
478 478  (((
479 -
480 -
481 -(((
482 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
398 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
483 483  )))
484 -)))
485 485  
486 486  
487 -[[image:1657354294009-643.png]]
488 488  
403 +=== 2.4.2  Version Info ===
489 489  
490 -The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186**
405 +(((
406 +Specify the software version: 0x64=100, means firmware version 1.00.
407 +)))
491 491  
492 -**where:**
409 +(((
410 +For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0.
411 +)))
493 493  
494 -* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457
495 495  
496 -* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0
497 497  
498 -* (% style="color:#037691" %)**BAT:**   (%%) 0x0ccd = 3277 mV = 3.277V
415 +=== 2.4.3  Battery Info ===
499 499  
500 -* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27
501 -
502 -* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1
503 -
504 -* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B**
505 -
506 -* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C
507 -
508 -* (% style="color:#037691" %)**Humidity by SHT31:**  (%%) 0x0186 = 390 = 39.0 %rh
509 -
510 510  (((
511 -
418 +Ex1: 0x0B45 = 2885mV
419 +)))
512 512  
513 -
421 +(((
422 +Ex2: 0x0B49 = 2889mV
514 514  )))
515 515  
516 -==== 2.3.1.2 Since Firmware v1.2 ====
517 517  
518 518  
519 -In this mode, uplink payload includes 91 bytes in total by default.
427 +=== 2.4.4  Signal Strength ===
520 520  
521 -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.
522 -
523 -
524 -(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
525 -|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:30px" %)**1**|(% style="width:20px" %)**1**|(% style="width:55px" %)**2**|(% style="width:35px" %)**1**|(% style="width:20px" %)**2**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:30px" %)**4**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:35px" %)**4**
526 -|=(% 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 .....
527 -
528 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data.
529 -
530 -
531 -[[image:image-20220908154949-1.png]]
532 -
533 -
534 -The payload is ASCII string, representative same HEX:
535 -
536 -**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__ **
537 -
538 -**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__**
539 -
540 -**where:**
541 -
542 -* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782
543 -
544 -* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2
545 -
546 -* (% style="color:#037691" %)**BAT:**      (%%)0x0d0f = 3343 mV = 3.343V
547 -
548 -* (% style="color:#037691" %)**Singal:**(%%)  0x0c = 12
549 -
550 -* (% style="color:#037691" %)**Mod:**(%%)  0x01 = 1
551 -
552 -* (% style="color:#037691" %)**TemDS18B20:**(%%)  0x0000= 0 = 0
553 -
554 -* (% style="color:#037691" %)**Interrupt:**  (%%)0x00= 0
555 -
556 -* (% style="color:#037691" %)**adc:**(%%)  0x0030= 48
557 -
558 -* (% style="color:#037691" %)**SHTTEM:**(%%)  0x0114= 276 = 27.6
559 -
560 -* (% style="color:#037691" %)**SHTHUM:**(%%)  0x0231 =561=56.1%
561 -
562 -* (% style="color:#037691" %)**Time stamp :  **(%%)0x63199d3c =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
563 -
564 -* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%)  0113023163199d12
565 -
566 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, .......
567 -
568 -
569 -
570 -=== 2.3.2  Device ID ===
571 -
572 -
573 573  (((
574 -By default, the Device ID equal to the last 6 bytes of IMEI.
430 +NB-IoT Network signal Strength.
575 575  )))
576 576  
577 577  (((
578 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
434 +**Ex1: 0x1d = 29**
435 +)))
579 579  
580 -
437 +(((
438 +(% style="color:blue" %)**0**(%%)  -113dBm or less
581 581  )))
582 582  
583 583  (((
584 -(% style="color:blue" %)**Example:**
442 +(% style="color:blue" %)**1**(%%)  -111dBm
585 585  )))
586 586  
587 587  (((
588 -AT+DEUI=A84041F15612
446 +(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
589 589  )))
590 590  
591 591  (((
592 -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.
450 +(% style="color:blue" %)**31**  (%%) -51dBm or greater
451 +)))
593 593  
594 -
453 +(((
454 +(% style="color:blue" %)**99**   (%%) Not known or not detectable
595 595  )))
596 596  
597 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:**
598 598  
599 599  
600 -By default, the Device ID equal to the last 15 bits of IMEI.
459 +=== 2.4.5  Distance ===
601 601  
602 -User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID
461 +Get the distance. Flat object range 280mm - 7500mm.
603 603  
604 -
605 -(% style="color:blue" %)**Example:**
606 -
607 -AT+DEUI=868411056754138
608 -
609 -
610 -=== 2.3.3  Version Info ===
611 -
612 -
613 613  (((
614 -These bytes include the hardware and software version.
464 +For example, if the data you get from the register is **__0x0B 0x05__**, the distance between the sensor and the measured object is
615 615  )))
616 616  
617 617  (((
618 -**Higher byte:** Specify hardware version: always 0x00 for N95S31B
468 +(((
469 +(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.**
619 619  )))
471 +)))
620 620  
621 621  (((
622 -**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110
474 +
623 623  )))
624 624  
625 625  (((
... ... @@ -626,81 +626,65 @@
626 626  
627 627  )))
628 628  
481 +=== 2.4.6  Digital Interrupt ===
482 +
629 629  (((
630 -For example: 0x00 6E: this device is N95S31B with firmware version 110.
484 +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.
631 631  )))
632 632  
633 633  (((
634 -
488 +The command is:
635 635  )))
636 636  
637 -=== 2.3.4  Battery Info ===
638 -
639 -
640 640  (((
641 -Ex1: 0x0B45 = 2885mV
492 +(% 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]])**.**
642 642  )))
643 643  
495 +
644 644  (((
645 -Ex2: 0x0B49 = 2889mV
497 +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.
646 646  )))
647 647  
648 648  
649 -=== 2.3.5  Signal Strength ===
650 -
651 -
652 652  (((
653 -NB-IoT Network signal Strength.
502 +Example:
654 654  )))
655 655  
656 656  (((
657 -**Ex1: 0x1d = 29**
506 +0x(00): Normal uplink packet.
658 658  )))
659 659  
660 660  (((
661 -(% style="color:blue" %)**0**(%%)  -113dBm or less
510 +0x(01): Interrupt Uplink Packet.
662 662  )))
663 663  
513 +
514 +
515 +=== 2.4.7  ​+5V Output ===
516 +
664 664  (((
665 -(% style="color:blue" %)**1**(%%)  -111dBm
518 +NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 
666 666  )))
667 667  
521 +
668 668  (((
669 -(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
523 +The 5V output time can be controlled by AT Command.
670 670  )))
671 671  
672 672  (((
673 -(% style="color:blue" %)**31**  (%%) -51dBm or greater
527 +(% style="color:blue" %)**AT+5VT=1000**
674 674  )))
675 675  
676 676  (((
677 -(% style="color:blue" %)**99**   (%%) Not known or not detectable
531 +Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.
678 678  )))
679 679  
680 680  
681 -=== 2.3.6  Temperature & Humidity ===
682 682  
536 +== 2.5  Downlink Payload ==
683 683  
684 -The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server.
538 +By default, NDDS75 prints the downlink payload to console port.
685 685  
686 -[[image:image-20220709161741-3.png]]
687 -
688 -
689 -Convert the read byte to decimal and divide it by ten.
690 -
691 -
692 -**Example:**
693 -
694 -Temperature:  Read:00ec (H) = 236(D)  Value:  236 /10=23.6℃
695 -
696 -Humidity:    Read:0295(H)=661(D)    Value:  661 / 10=66.1, So 66.1%
697 -
698 -
699 -== 2.4  Downlink Payload ==
700 -
701 -
702 -By default, N95S31B prints the downlink payload to console port.
703 -
704 704  [[image:image-20220709100028-1.png]]
705 705  
706 706  
... ... @@ -737,7 +737,7 @@
737 737  )))
738 738  
739 739  (((
740 -If payload = 0x04FF, it will reset the N95S31B
576 +If payload = 0x04FF, it will reset the NDDS75
741 741  )))
742 742  
743 743  
... ... @@ -748,97 +748,144 @@
748 748  )))
749 749  
750 750  
751 -== 2.5  Humidity and Temperature alarm function ==
752 752  
588 +== 2.6  ​LED Indicator ==
753 753  
754 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
755 755  
591 +The NDDS75 has an internal LED which is to show the status of different state.
756 756  
757 -(% style="color:#037691" %)**AT+ SHHUM=min,max**
758 758  
594 +* 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)
595 +* Then the LED will be on for 1 second means device is boot normally.
596 +* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds.
597 +* For each uplink probe, LED will be on for 500ms.
759 759  
760 -² When min=0, and max≠0, Alarm higher than max
599 +(((
600 +
601 +)))
761 761  
762 -² When min≠0, and max=0, Alarm lower than min
763 763  
764 -² When min≠0 and max≠0, Alarm higher than max or lower than min
765 765  
605 +== 2.7  ​Firmware Change Log ==
766 766  
767 - (% style="color:blue" %)**Example:**
768 768  
769 -AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50.
608 +(((
609 +Download URL & Firmware Change log
610 +)))
770 770  
612 +(((
613 +[[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/]]
614 +)))
771 771  
772 -(% style="color:#037691" %)**AT+ SHTEMP=min,max**
773 773  
774 -² When min=0, and max≠0, Alarm higher than max
617 +(((
618 +Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
619 +)))
775 775  
776 -² When min≠0, and max=0, Alarm lower than min
777 777  
778 -² When min≠0 and max≠0, Alarm higher than max or lower than min
779 779  
623 +== 2.8  ​Battery Analysis ==
780 780  
781 -**~ (% style="color:blue" %)Example:(%%)**
625 +=== 2.8.1  ​Battery Type ===
782 782  
783 -AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20.
784 784  
628 +(((
629 +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.
630 +)))
785 785  
786 -== 2.6 Set the number of data to be uploaded and the recording time ==
632 +(((
633 +The battery is designed to last for several years depends on the actually use environment and update interval. 
634 +)))
787 787  
636 +(((
637 +The battery related documents as below:
638 +)))
788 788  
789 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
640 +* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
641 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
642 +* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
790 790  
791 -* (% 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)
792 -* (% 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.
644 +(((
645 +[[image:image-20220709101450-2.png]]
646 +)))
793 793  
794 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:**
795 795  
796 -[[image:image-20221009001045-1.png||height="726" width="1009"]]
797 797  
650 +=== 2.8.2  Power consumption Analyze ===
798 798  
799 -== 2.7 Read or Clear cached data ==
652 +(((
653 +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.
654 +)))
800 800  
801 801  
802 -**~ (% style="color:blue" %)➢ AT Command:(%%)**
657 +(((
658 +Instruction to use as below:
659 +)))
803 803  
804 -* (% style="color:#037691" %)**AT+CDP**  (%%) ~/~/ Read cached data
805 -* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/  Clear cached data
661 +(((
662 +(% 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/]]
663 +)))
806 806  
807 -[[image:image-20220908163102-2.png]]
808 808  
666 +(((
667 +(% style="color:blue" %)**Step 2: **(%%) Open it and choose
668 +)))
809 809  
810 -== 2.8 Battery & Power Consumption ==
670 +* (((
671 +Product Model
672 +)))
673 +* (((
674 +Uplink Interval
675 +)))
676 +* (((
677 +Working Mode
678 +)))
811 811  
680 +(((
681 +And the Life expectation in difference case will be shown on the right.
682 +)))
812 812  
813 -N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
684 +[[image:image-20220709110451-3.png]]
814 814  
815 -[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
816 816  
817 817  
818 -= 3. ​ Access NB-IoT Module =
688 +=== 2.8.3  ​Battery Note ===
819 819  
690 +(((
691 +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.
692 +)))
820 820  
694 +
695 +
696 +=== 2.8.4  Replace the battery ===
697 +
821 821  (((
699 +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).
700 +)))
701 +
702 +
703 +
704 += 3. ​ Access NB-IoT Module =
705 +
706 +(((
822 822  Users can directly access the AT command set of the NB-IoT module.
823 823  )))
824 824  
825 825  (((
826 826  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/]] 
827 -
828 -
829 829  )))
830 830  
831 831  [[image:1657333200519-600.png]]
832 832  
833 833  
717 +
834 834  = 4.  Using the AT Commands =
835 835  
836 836  == 4.1  Access AT Commands ==
837 837  
722 +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/]]
838 838  
839 -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]]
840 840  
841 -
842 842  AT+<CMD>?  : Help on <CMD>
843 843  
844 844  AT+<CMD>         : Run <CMD>
... ... @@ -878,24 +878,7 @@
878 878  
879 879  AT+SERVADDR  : Server Address
880 880  
881 -AT+TR      : Get or Set record time
882 882  
883 -AT+APN     : Get or set the APN
884 -
885 -AT+FBAND   : Get or Set whether to automatically modify the frequency band
886 -
887 -AT+DNSCFG  : Get or Set DNS Server
888 -
889 -AT+GETSENSORVALUE   : Returns the current sensor measurement
890 -
891 -AT+NOUD      : Get or Set the number of data to be uploaded
892 -
893 -AT+CDP     : Read or Clear cached data
894 -
895 -AT+SHTEMP: Get or Set alarm of temp
896 -
897 -AT+SHHUM: Get or Set alarm of moisture
898 -
899 899  (% style="color:#037691" %)**COAP Management**      
900 900  
901 901  AT+URI            : Resource parameters
... ... @@ -926,6 +926,7 @@
926 926  AT+PWORD  : Serial Access Password
927 927  
928 928  
795 +
929 929  = ​5.  FAQ =
930 930  
931 931  == 5.1 ​ How to Upgrade Firmware ==
... ... @@ -940,12 +940,11 @@
940 940  )))
941 941  
942 942  (((
943 -firmware：[[https:~~/~~/www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0>>https://www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0]]
944 -
945 -(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
810 +(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.
946 946  )))
947 947  
948 948  
814 +
949 949  = 6.  Trouble Shooting =
950 950  
951 951  == 6.1  ​Connection problem when uploading firmware ==
... ... @@ -955,10 +955,14 @@
955 955  **Please see: **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting]]
956 956  )))
957 957  
824 +(% class="wikigeneratedid" %)
825 +(((
826 +
827 +)))
958 958  
829 +
959 959  == 6.2  AT Command input doesn't work ==
960 960  
961 -
962 962  (((
963 963  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.
964 964  
... ... @@ -965,18 +965,18 @@
965 965  
966 966  )))
967 967  
968 -== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
969 969  
970 -
971 -This means sensor is trying to join the NB-IoT network but fail. Please see this link for **//[[trouble shooting for signal strenght:99>>doc:Main.CSQ\:99,99.WebHome]]//**.
972 -
973 -
974 974  = 7. ​ Order Info =
975 975  
976 976  
977 -Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY**
842 +Part Number**:** (% style="color:#4f81bd" %)**NSDDS75**
978 978  
979 979  
845 +(% class="wikigeneratedid" %)
846 +(((
847 +
848 +)))
849 +
980 980  = 8.  Packing Info =
981 981  
982 982  (((
... ... @@ -984,7 +984,7 @@
984 984  
985 985  (% style="color:#037691" %)**Package Includes**:
986 986  
987 -* N95S31B NB-IoT Temperature and Humidity Sensor
857 +* NSE01 NB-IoT Distance Detect Sensor Node x 1
988 988  * External antenna x 1
989 989  )))
990 990  
... ... @@ -993,19 +993,21 @@
993 993  
994 994  (% style="color:#037691" %)**Dimension and weight**:
995 995  
866 +
996 996  * Device Size: 13.0 x 5 x 4.5 cm
997 997  * Device Weight: 150g
998 -* Package Size / pcs : 14.0 x 8x 5 cm
999 -* Weight / pcs : 180g
869 +* Package Size / pcs : 15 x 12x 5.5 cm
870 +* Weight / pcs : 220g
1000 1000  )))
1001 1001  
873 +(((
874 +
1002 1002  
1003 1003  
877 +
878 +)))
879 +
1004 1004  = 9.  Support =
1005 1005  
1006 -
1007 1007  * 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.
1008 -
1009 1009  * 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]]
1010 -
1011 -
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