Changes for page N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual
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... ... @@ -1,1 +1,1 @@ 1 -N95S31B NB-IoT Temperature & Humidity Sensor User Manual 1 +N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual - Author
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.ting - Content
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... ... @@ -19,8 +19,6 @@ 19 19 20 20 == 1.1 What is N95S31B NB-IoT Sensor Node == 21 21 22 -((( 23 - 24 24 25 25 ((( 26 26 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*. ... ... @@ -39,22 +39,16 @@ 39 39 ))) 40 40 41 41 ((( 42 - 43 -))) 44 - 45 -((( 46 46 ~* make sure you have NB-IoT coverage locally. 47 47 ))) 48 48 49 - 50 -))) 51 51 52 52 [[image:1657348284168-431.png]] 53 53 54 54 55 - 56 56 == 1.2 Features == 57 57 49 + 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 ... ... @@ -66,9 +66,6 @@ 66 66 * Micro SIM card slot for NB-IoT SIM 67 67 * 8500mAh Battery for long term use 68 68 69 - 70 - 71 - 72 72 == 1.3 Specification == 73 73 74 74 ... ... @@ -79,16 +79,15 @@ 79 79 80 80 (% style="color:#037691" %)**NB-IoT Spec:** 81 81 82 -* -B1 @H-FDD: 2100MHz83 -* -B3 @H-FDD: 1800MHz84 -* -B8 @H-FDD: 900MHz85 -* -B5 @H-FDD: 850MHz86 -* -B20 @H-FDD: 800MHz87 -* -B28 @H-FDD: 700MHz71 +* B1 @H-FDD: 2100MHz 72 +* B3 @H-FDD: 1800MHz 73 +* B8 @H-FDD: 900MHz 74 +* B5 @H-FDD: 850MHz 75 +* B20 @H-FDD: 800MHz 76 +* B28 @H-FDD: 700MHz 88 88 89 89 (% style="color:#037691" %)**Battery:** 90 90 91 - 92 92 * Li/SOCI2 un-chargeable battery 93 93 * Capacity: 8500mAh 94 94 * Self Discharge: <1% / Year @ 25°C ... ... @@ -97,6 +97,7 @@ 97 97 98 98 == 1.4 Applications == 99 99 88 + 100 100 * Smart Buildings & Home Automation 101 101 * Logistics and Supply Chain Management 102 102 * Smart Metering ... ... @@ -108,40 +108,49 @@ 108 108 109 109 110 110 111 -== 1.5 Pin Definitions == 100 +== 1.5 Pin Definitions & Switch == 112 112 102 + 113 113 N95S31B use the mother board from NBSN95 which as below. 114 114 105 + 115 115 [[image:image-20220709144723-1.png]] 116 116 117 117 118 118 === 1.5.1 Jumper JP2 === 119 119 111 + 120 120 Power on Device when put this jumper. 121 121 122 122 123 - 124 124 === 1.5.2 BOOT MODE / SW1 === 125 125 126 -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. 127 127 128 -2) Flash: work mode, device starts to work and send out console output for further debug 118 +((( 119 +**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. 120 +))) 129 129 122 +((( 123 +**2) Flash:** work mode, device starts to work and send out console output for further debug 124 +))) 130 130 131 131 132 132 === 1.5.3 Reset Button === 133 133 129 + 134 134 Press to reboot the device. 135 135 136 136 137 - 138 138 === 1.5.4 LED === 139 139 135 + 140 140 It will flash: 141 141 142 -1. When boot the device in flash mode 143 -1. Send an uplink packet 138 +1. When boot the device in flash mode 144 144 140 +2. Send an uplink packet 141 + 142 + 145 145 = 2. Use N95S31B to communicate with IoT Server = 146 146 147 147 == 2.1 How it works == ... ... @@ -160,16 +160,14 @@ 160 160 161 161 ))) 162 162 163 -[[image:1657 350248151-650.png]]161 +[[image:1657520100595-569.png]] 164 164 165 165 ((( 166 166 167 167 ))) 168 168 169 - 170 170 == 2.2 Configure the N95S31B == 171 171 172 - 173 173 === 2.2.1 Power On N95S31B === 174 174 175 175 ... ... @@ -176,26 +176,48 @@ 176 176 [[image:image-20220709150546-2.png]] 177 177 178 178 179 -=== 2.2. 1Test Requirement ===175 +=== 2.2.2 Test Requirement === 180 180 181 181 178 +((( 182 182 To use N95S31B in your city, make sure meet below requirements: 180 +))) 183 183 184 -* Your local operator has already distributed a NB-IoT Network there. 185 -* The local NB-IoT network used the band that N95S31B supports. 186 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 182 +* ((( 183 +Your local operator has already distributed a NB-IoT Network there. 184 +))) 185 +* ((( 186 +The local NB-IoT network used the band that N95S31B supports. 187 +))) 188 +* ((( 189 +Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 190 +))) 187 187 192 +((( 188 188 Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 194 +))) 189 189 196 +((( 190 190 N95S31B supports different communication protocol such as : 198 +))) 191 191 192 192 ((( 193 -* CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 194 -* raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 195 -* MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 196 -* TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 201 +* ((( 202 +CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 203 +))) 204 +* ((( 205 +raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 206 +))) 207 +* ((( 208 +MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 209 +))) 210 +* ((( 211 +TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 212 +))) 197 197 214 +((( 198 198 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. 216 +))) 199 199 200 200 201 201 ))) ... ... @@ -203,9 +203,9 @@ 203 203 [[image:1657350625843-586.png]] 204 204 205 205 206 - 207 207 === 2.2.3 Insert SIM card === 208 208 226 + 209 209 ((( 210 210 Insert the NB-IoT Card get from your provider. 211 211 ))) ... ... @@ -218,26 +218,29 @@ 218 218 [[image:1657351240556-536.png]] 219 219 220 220 221 - 222 222 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 223 223 241 + 224 224 ((( 225 225 ((( 226 226 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. 245 + 246 + 227 227 ))) 228 228 ))) 229 229 230 230 [[image:1657351312545-300.png]] 231 231 232 -**Connection:** 233 233 234 - background-color:yellow" %)USB TTL GND <~-~-~-~-> GND253 +(% style="color:blue" %)**Connection:** 235 235 236 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~->UART_RXD255 + (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND** 237 237 238 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD257 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 239 239 259 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 240 240 261 + 241 241 In the PC, use below serial tool settings: 242 242 243 243 * Baud: (% style="color:green" %)**9600** ... ... @@ -252,17 +252,18 @@ 252 252 253 253 [[image:1657329814315-101.png]] 254 254 276 + 255 255 ((( 256 -(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dr agino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]]278 +(% 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]]** 257 257 ))) 258 258 259 259 260 - 261 261 === 2.2.5 Use CoAP protocol to uplink data === 262 262 263 -(% 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/]] 264 264 285 +(% 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/]]** 265 265 287 + 266 266 ((( 267 267 **Use below commands:** 268 268 ))) ... ... @@ -271,10 +271,10 @@ 271 271 (% style="color:blue" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 272 272 ))) 273 273 * ((( 274 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 296 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 275 275 ))) 276 276 * ((( 277 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path 299 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 278 278 ))) 279 279 280 280 ((( ... ... @@ -293,13 +293,11 @@ 293 293 [[image:1657352185396-303.png]] 294 294 295 295 296 - 297 297 === 2.2.6 Use UDP protocol to uplink data(Default protocol) === 298 298 299 299 300 300 * (% style="color:blue" %)**AT+PRO=2 ** (%%) ~/~/ Set to use UDP protocol to uplink 301 301 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601 ** (%%) ~/~/ to set UDP server address and port 302 -* (% style="color:blue" %)**AT+CFM=1 ** (%%) ~/~/ If the server does not respond, this command is unnecessary 303 303 304 304 [[image:1657352391268-297.png]] 305 305 ... ... @@ -307,18 +307,18 @@ 307 307 [[image:1657352403317-397.png]] 308 308 309 309 310 - 311 311 === 2.2.7 Use MQTT protocol to uplink data === 312 312 332 + 313 313 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 314 314 315 -* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 316 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port 317 -* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 318 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 319 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 320 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 321 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 335 +* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/ Set to use MQTT protocol to uplink 336 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ Set MQTT server address and port 337 +* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/ Set up the CLIENT of MQTT 338 +* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/ Set the username of MQTT 339 +* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/ Set the password of MQTT 340 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/ Set the sending topic of MQTT 341 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/ Set the subscription topic of MQTT 322 322 323 323 [[image:1657352634421-276.png]] 324 324 ... ... @@ -325,19 +325,19 @@ 325 325 326 326 [[image:1657352645687-385.png]] 327 327 348 + 328 328 ((( 329 329 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. 330 330 ))) 331 331 332 - 333 333 ((( 334 334 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. 335 335 ))) 336 336 337 337 338 - 339 339 === 2.2.8 Use TCP protocol to uplink data === 340 340 360 + 341 341 This feature is supported since firmware version v110 342 342 343 343 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink ... ... @@ -349,9 +349,9 @@ 349 349 [[image:1657352914475-252.png]] 350 350 351 351 352 - 353 353 === 2.2.9 Change Update Interval === 354 354 374 + 355 355 User can use below command to change the (% style="color:green" %)**uplink interval**. 356 356 357 357 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s ... ... @@ -360,43 +360,70 @@ 360 360 361 361 ))) 362 362 383 +((( 384 +(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 385 +))) 363 363 387 +((( 388 +(% 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).** 389 +))) 364 364 391 + 365 365 == 2.3 Uplink Payload == 366 366 367 367 368 -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. 395 +((( 396 +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. 397 +))) 369 369 370 370 400 +((( 371 371 For example: 402 +))) 372 372 373 - (% 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. 404 +((( 405 + (% 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. 406 +))) 374 374 375 375 409 +((( 376 376 The uplink payloads are composed in ASCII String. For example: 411 +))) 377 377 413 +((( 378 378 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 415 +))) 379 379 417 +((( 380 380 0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 419 +))) 381 381 382 382 422 +((( 383 383 (% style="color:red" %)**NOTE:** 424 +))) 384 384 385 385 (% style="color:red" %) 386 -1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]]. 387 -1. By default, the device will send an uplink message every 1 hour. 427 +1. ((( 428 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 429 +))) 430 +1. ((( 431 +**By default, the device will send an uplink message every 1 hour.** 388 388 389 389 434 + 435 +))) 436 + 390 390 === 2.3.1 Payload Analyze === 391 391 392 - N95S31Buplink payload includesin total21bytes439 +==== 2.3.1.1 Before Firmware v1.2 ==== 393 393 394 394 395 - (% border="1"cellspacing="10"style="background-color:#ffffcc;color:green;width:520px"%)396 - |=(% style="width: 60px;" %)(((397 - **Size(bytes)**398 -)) )|=(% 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**399 -|(% 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" %)(((442 +N95S31B uplink payload includes in total 21 bytes. 443 + 444 +(% border="1" style="background-color:#f2f2f2; width:520px" %) 445 +|=(% style="width: 50px;background-color:#D9E2F3" %)**Size(bytes)**|=(% style="width: 45px;background-color:#D9E2F3" %)**6**|=(% style="width: 25px;background-color:#D9E2F3" %)2|=(% style="width: 25px;background-color:#D9E2F3" %)**2**|=(% style="width: 65px;background-color:#D9E2F3" %)**1**|=(% style="width: 50px;background-color:#D9E2F3" %)1|=(% style="width: 120px;background-color:#D9E2F3" %)5|=(% style="width: 70px;background-color:#D9E2F3" %)**2**|=(% style="width: 70px;background-color:#D9E2F3" %)**2** 446 +|(% 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" %)((( 400 400 ((( 401 401 Reserve/ Same as NBSN95 CFGMOD=1 402 402 ))) ... ... @@ -404,7 +404,7 @@ 404 404 ((( 405 405 No function here. 406 406 ))) 407 -)))|(% style="width: 77px" %)(((454 +)))|(% style="width:102px" %)((( 408 408 ((( 409 409 [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 410 410 ))) ... ... @@ -412,7 +412,7 @@ 412 412 ((( 413 413 By SHT31 414 414 ))) 415 -)))|(% style="width:8 0px" %)(((462 +)))|(% style="width:81px" %)((( 416 416 ((( 417 417 [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 418 418 ))) ... ... @@ -423,6 +423,8 @@ 423 423 ))) 424 424 425 425 ((( 473 + 474 + 426 426 ((( 427 427 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 428 428 ))) ... ... @@ -432,29 +432,86 @@ 432 432 [[image:1657354294009-643.png]] 433 433 434 434 435 -The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:484 +The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186** 436 436 437 -* Device ID: 0x724031607457 = 724031607457 438 -* Version: 0x006e=110=1.1.0 486 +**where:** 439 439 440 -* BAT: 0x0ccd = 3277 mV = 3.277V 441 -* Signal: 0x1b = 27 442 -* Model: 0x01 = 1 443 -* 0x00dc000ccc= reserve, ignore in N95S31B 444 -* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 445 -* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 488 +* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457 446 446 490 +* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0 491 + 492 +* (% style="color:#037691" %)**BAT:** (%%) 0x0ccd = 3277 mV = 3.277V 493 + 494 +* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27 495 + 496 +* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1 497 + 498 +* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B** 499 + 500 +* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C 501 + 502 +* (% style="color:#037691" %)**Humidity by SHT31:** (%%) 0x0186 = 390 = 39.0 %rh 503 + 447 447 ((( 448 448 449 -))) 450 450 451 -((( 452 452 453 453 ))) 454 454 510 +==== 2.3.1.2 Since Firmware v1.2 ==== 455 455 512 + 513 +In this mode, uplink payload includes 91 bytes in total by default. 514 + 515 +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. 516 + 517 +(% border="1" style="background-color:#f2f2f2; width:520px" %) 518 +|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**8**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:30px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:55px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:35px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:30px" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**4** 519 +|(% 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 ..... 520 + 521 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 522 + 523 + 524 +[[image:image-20220908154949-1.png]] 525 + 526 + 527 +The payload is ASCII string, representative same HEX: 528 + 529 +**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__ ** 530 + 531 +**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__** 532 + 533 +**where:** 534 + 535 +* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782 536 + 537 +* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2 538 + 539 +* (% style="color:#037691" %)**BAT:** (%%)0x0d0f = 3343 mV = 3.343V 540 + 541 +* (% style="color:#037691" %)**Singal:**(%%) 0x0c = 12 542 + 543 +* (% style="color:#037691" %)**Mod:**(%%) 0x01 = 1 544 + 545 +* (% style="color:#037691" %)**TemDS18B20:**(%%) 0x0000= 0 = 0 546 + 547 +* (% style="color:#037691" %)**Interrupt:** (%%)0x00= 0 548 + 549 +* (% style="color:#037691" %)**adc:**(%%) 0x0030= 48 550 + 551 +* (% style="color:#037691" %)**SHTTEM:**(%%) 0x0114= 276 = 27.6 552 + 553 +* (% style="color:#037691" %)**SHTHUM:**(%%) 0x0231 =561=56.1% 554 + 555 +* (% style="color:#037691" %)**Time stamp : **(%%)0x63199d3c =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 556 + 557 +* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%) 0113023163199d12 558 + 559 +* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, ....... 560 + 456 456 === 2.3.2 Device ID === 457 457 563 + 458 458 ((( 459 459 By default, the Device ID equal to the last 6 bytes of IMEI. 460 460 ))) ... ... @@ -461,10 +461,12 @@ 461 461 462 462 ((( 463 463 User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 570 + 571 + 464 464 ))) 465 465 466 466 ((( 467 -**Example:** 575 +(% style="color:blue" %)**Example:** 468 468 ))) 469 469 470 470 ((( ... ... @@ -472,30 +472,54 @@ 472 472 ))) 473 473 474 474 ((( 475 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 583 +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. 584 + 585 + 476 476 ))) 477 477 588 +(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:** 478 478 479 479 591 +By default, the Device ID equal to the last 15 bits of IMEI. 592 + 593 +User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID 594 + 595 + 596 +(% style="color:blue" %)**Example:** 597 + 598 +AT+DEUI=868411056754138 599 + 600 + 480 480 === 2.3.3 Version Info === 481 481 482 482 604 +((( 483 483 These bytes include the hardware and software version. 606 +))) 484 484 485 -Higher byte: Specify hardware version: always 0x00 for N95S31B 608 +((( 609 +**Higher byte:** Specify hardware version: always 0x00 for N95S31B 610 +))) 486 486 487 -Lower byte: Specify the software version: 0x6E=110, means firmware version 110 612 +((( 613 +**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110 614 +))) 488 488 616 +((( 617 + 618 +))) 489 489 620 +((( 490 490 For example: 0x00 6E: this device is N95S31B with firmware version 110. 622 +))) 491 491 492 492 ((( 493 493 494 494 ))) 495 495 496 - 497 497 === 2.3.4 Battery Info === 498 498 630 + 499 499 ((( 500 500 Ex1: 0x0B45 = 2885mV 501 501 ))) ... ... @@ -505,9 +505,9 @@ 505 505 ))) 506 506 507 507 508 - 509 509 === 2.3.5 Signal Strength === 510 510 642 + 511 511 ((( 512 512 NB-IoT Network signal Strength. 513 513 ))) ... ... @@ -537,9 +537,9 @@ 537 537 ))) 538 538 539 539 540 - 541 541 === 2.3.6 Temperature & Humidity === 542 542 674 + 543 543 The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 544 544 545 545 [[image:image-20220709161741-3.png]] ... ... @@ -555,13 +555,16 @@ 555 555 Humidity: Read:0295(H)=661(D) Value: 661 / 10=66.1, So 66.1% 556 556 557 557 558 - 559 559 == 2.4 Downlink Payload == 560 560 561 -By default, NDDS75 prints the downlink payload to console port. 562 562 563 - [[image:image-20220709100028-1.png]]693 +By default, N95S31B prints the downlink payload to console port. 564 564 695 +(% border="1" style="background-color:#f2f2f2; width:520px" %) 696 +|(% style="background-color:#d9e2f3; color:#0070c0; width:200px" %)**Downlink Control Type**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**FPort**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**Type Code**|(% style="background-color:#d9e2f3; color:#0070c0; width:170px" %)**Downlink payload size(bytes)** 697 +|(% style="width:204px" %)TDC(Transmit Time Interval)|(% style="width:80px" %)Any|(% style="width:94px" %)01|(% style="width:150px" %)4 698 +|(% style="width:204px" %)RESET|(% style="width:80px" %)Any|(% style="width:94px" %)04|(% style="width:150px" %)2 699 +|(% style="width:204px" %)INTMOD|(% style="width:80px" %)Any|(% style="width:94px" %)06|(% style="width:150px" %)4 565 565 566 566 ((( 567 567 (% style="color:blue" %)**Examples:** ... ... @@ -596,7 +596,7 @@ 596 596 ))) 597 597 598 598 ((( 599 -If payload = 0x04FF, it will reset the DDS75734 +If payload = 0x04FF, it will reset the N95S31B 600 600 ))) 601 601 602 602 ... ... @@ -607,69 +607,76 @@ 607 607 ))) 608 608 609 609 745 +== 2.5 Humidity and Temperature alarm function == 610 610 611 -== 2.5 Battery Analysis == 612 612 613 - ===2.5.1BatteryType===748 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 614 614 615 615 616 -((( 617 -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. 618 -))) 751 +(% style="color:#037691" %)**AT+ SHHUM=min,max** 619 619 620 -((( 621 -The battery is designed to last for several years depends on the actually use environment and update interval. 622 -))) 623 623 624 -((( 625 -The battery related documents as below: 626 -))) 754 +² When min=0, and max≠0, Alarm higher than max 627 627 628 -* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 629 -* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 630 -* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 756 +² When min≠0, and max=0, Alarm lower than min 631 631 632 -((( 633 -[[image:image-20220709101450-2.png]] 634 -))) 758 +² When min≠0 and max≠0, Alarm higher than max or lower than min 635 635 636 636 761 + (% style="color:blue" %)**Example:** 637 637 638 - ===2.5.2PowerconsumptionAnalyze===763 +AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 639 639 640 -((( 641 -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. 642 -))) 643 643 644 -((( 645 - 646 -))) 766 +(% style="color:#037691" %)**AT+ SHTEMP=min,max** 647 647 768 +² When min=0, and max≠0, Alarm higher than max 648 648 649 - ===2.5.3BatteryNote===770 +² When min≠0, and max=0, Alarm lower than min 650 650 651 -((( 652 -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. 653 -))) 772 +² When min≠0 and max≠0, Alarm higher than max or lower than min 654 654 655 655 775 +**~ (% style="color:blue" %)Example:(%%)** 656 656 657 - ===2.5.4Replacethebattery===777 +AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 658 658 659 659 660 -((( 661 -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. 662 -))) 780 +== 2.6 Set the number of data to be uploaded and the recording time == 663 663 664 664 665 -((( 666 -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). 667 -))) 783 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 668 668 785 +* (% 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) 786 +* (% 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. 669 669 788 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 670 670 790 +[[image:image-20221009001045-1.png||height="726" width="1009"]] 791 + 792 + 793 +== 2.7 Read or Clear cached data == 794 + 795 + 796 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 797 + 798 +* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 799 +* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 800 + 801 +[[image:image-20220908163102-2.png]] 802 + 803 + 804 +== 2.8 Battery & Power Consumption == 805 + 806 + 807 +N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace. 808 + 809 +[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] . 810 + 811 + 671 671 = 3. Access NB-IoT Module = 672 672 814 + 673 673 ((( 674 674 Users can directly access the AT command set of the NB-IoT module. 675 675 ))) ... ... @@ -676,19 +676,21 @@ 676 676 677 677 ((( 678 678 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/]] 821 + 822 + 679 679 ))) 680 680 681 681 [[image:1657333200519-600.png]] 682 682 683 683 684 - 685 685 = 4. Using the AT Commands = 686 686 687 687 == 4.1 Access AT Commands == 688 688 689 -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/]] 690 690 833 +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]] 691 691 835 + 692 692 AT+<CMD>? : Help on <CMD> 693 693 694 694 AT+<CMD> : Run <CMD> ... ... @@ -728,17 +728,29 @@ 728 728 729 729 AT+SERVADDR : Server Address 730 730 875 +AT+TR : Get or Set record time 731 731 732 - (%style="color:#037691"%)**COAP Management**877 +AT+APN : Get or set the APN 733 733 734 -AT+ URIResourceparameters879 +AT+FBAND : Get or Set whether to automatically modify the frequency band 735 735 881 +AT+DNSCFG : Get or Set DNS Server 736 736 737 - (%style="color:#037691"%)**UDP Management**883 +AT+GETSENSORVALUE : Returns the current sensor measurement 738 738 739 -AT+ CFMUploadconfirmationmode(onlyvalidforUDP)885 +AT+NOUD : Get or Set the number of data to be uploaded 740 740 887 +AT+CDP : Read or Clear cached data 741 741 889 +AT+SHTEMP: Get or Set alarm of temp 890 + 891 +AT+SHHUM: Get or Set alarm of moisture 892 + 893 +(% style="color:#037691" %)**COAP Management** 894 + 895 +AT+URI : Resource parameters 896 + 897 + 742 742 (% style="color:#037691" %)**MQTT Management** 743 743 744 744 AT+CLIENT : Get or Set MQTT client ... ... @@ -759,7 +759,6 @@ 759 759 AT+PWORD : Serial Access Password 760 760 761 761 762 - 763 763 = 5. FAQ = 764 764 765 765 == 5.1 How to Upgrade Firmware == ... ... @@ -774,13 +774,12 @@ 774 774 ))) 775 775 776 776 ((( 777 - 932 +Firmware Download:[[https:~~/~~/www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0>>https://www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0]] 778 778 779 -(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update. 934 +(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 780 780 ))) 781 781 782 782 783 - 784 784 = 6. Trouble Shooting = 785 785 786 786 == 6.1 Connection problem when uploading firmware == ... ... @@ -790,14 +790,10 @@ 790 790 **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]] 791 791 ))) 792 792 793 -(% class="wikigeneratedid" %) 794 -((( 795 - 796 -))) 797 797 798 - 799 799 == 6.2 AT Command input doesn't work == 800 800 950 + 801 801 ((( 802 802 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. 803 803 ... ... @@ -804,7 +804,12 @@ 804 804 805 805 ))) 806 806 957 +== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". == 807 807 959 + 960 +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]]//**. 961 + 962 + 808 808 = 7. Order Info = 809 809 810 810 ... ... @@ -811,11 +811,6 @@ 811 811 Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY** 812 812 813 813 814 -(% class="wikigeneratedid" %) 815 -((( 816 - 817 -))) 818 - 819 819 = 8. Packing Info = 820 820 821 821 ((( ... ... @@ -838,14 +838,11 @@ 838 838 * Weight / pcs : 180g 839 839 ))) 840 840 841 -((( 842 - 843 843 844 844 845 - 846 -))) 847 - 848 848 = 9. Support = 849 849 995 + 850 850 * 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. 997 + 851 851 * 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]]
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