Changes for page N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/02 16:44
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... ... @@ -9,6 +9,7 @@ 9 9 10 10 **Table of Contents:** 11 11 12 +{{toc/}} 12 12 13 13 14 14 ... ... @@ -18,27 +18,31 @@ 18 18 19 19 == 1.1 What is N95S31B NB-IoT Sensor Node == 20 20 21 -((( 22 - 23 23 23 +((( 24 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 +))) 25 25 27 +((( 26 26 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. 29 +))) 27 27 31 +((( 28 28 N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement. 33 +))) 29 29 35 +((( 30 30 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). 37 +))) 31 31 32 - 39 +((( 33 33 ~* make sure you have NB-IoT coverage locally. 34 - 35 - 36 36 ))) 37 37 43 + 38 38 [[image:1657348284168-431.png]] 39 39 40 40 41 - 42 42 == 1.2 Features == 43 43 44 44 ... ... @@ -54,6 +54,7 @@ 54 54 * 8500mAh Battery for long term use 55 55 56 56 62 + 57 57 == 1.3 Specification == 58 58 59 59 ... ... @@ -64,16 +64,15 @@ 64 64 65 65 (% style="color:#037691" %)**NB-IoT Spec:** 66 66 67 -* -B1 @H-FDD: 2100MHz68 -* -B3 @H-FDD: 1800MHz69 -* -B8 @H-FDD: 900MHz70 -* -B5 @H-FDD: 850MHz71 -* -B20 @H-FDD: 800MHz72 -* -B28 @H-FDD: 700MHz73 +* 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 73 73 74 74 (% style="color:#037691" %)**Battery:** 75 75 76 - 77 77 * Li/SOCI2 un-chargeable battery 78 78 * Capacity: 8500mAh 79 79 * Self Discharge: <1% / Year @ 25°C ... ... @@ -81,8 +81,10 @@ 81 81 * Max boost current: 2A, 1 second 82 82 83 83 89 + 84 84 == 1.4 Applications == 85 85 92 + 86 86 * Smart Buildings & Home Automation 87 87 * Logistics and Supply Chain Management 88 88 * Smart Metering ... ... @@ -94,40 +94,47 @@ 94 94 95 95 96 96 97 -== 1.5 Pin Definitions == 104 +== 1.5 Pin Definitions & Switch == 98 98 106 + 99 99 N95S31B use the mother board from NBSN95 which as below. 100 100 109 + 101 101 [[image:image-20220709144723-1.png]] 102 102 103 103 104 104 === 1.5.1 Jumper JP2 === 105 105 115 + 106 106 Power on Device when put this jumper. 107 107 108 108 109 - 110 110 === 1.5.2 BOOT MODE / SW1 === 111 111 112 -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. 113 113 114 -2) Flash: work mode, device starts to work and send out console output for further debug 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 +))) 115 115 126 +((( 127 +**2) Flash:** work mode, device starts to work and send out console output for further debug 128 +))) 116 116 117 117 118 118 === 1.5.3 Reset Button === 119 119 133 + 120 120 Press to reboot the device. 121 121 122 122 123 - 124 124 === 1.5.4 LED === 125 125 139 + 126 126 It will flash: 127 127 128 -1. When boot the device in flash mode 129 -1. Send an uplink packet 142 +1. When boot the device in flash mode 130 130 144 +2. Send an uplink packet 131 131 132 132 133 133 = 2. Use N95S31B to communicate with IoT Server = ... ... @@ -148,16 +148,14 @@ 148 148 149 149 ))) 150 150 151 -[[image:1657 350248151-650.png]]165 +[[image:1657520100595-569.png]] 152 152 153 153 ((( 154 154 155 155 ))) 156 156 157 - 158 158 == 2.2 Configure the N95S31B == 159 159 160 - 161 161 === 2.2.1 Power On N95S31B === 162 162 163 163 ... ... @@ -164,26 +164,48 @@ 164 164 [[image:image-20220709150546-2.png]] 165 165 166 166 167 -=== 2.2. 1Test Requirement ===179 +=== 2.2.2 Test Requirement === 168 168 169 169 182 +((( 170 170 To use N95S31B in your city, make sure meet below requirements: 184 +))) 171 171 172 -* Your local operator has already distributed a NB-IoT Network there. 173 -* The local NB-IoT network used the band that N95S31B supports. 174 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 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 +))) 175 175 196 +((( 176 176 Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 198 +))) 177 177 200 +((( 178 178 N95S31B supports different communication protocol such as : 202 +))) 179 179 180 180 ((( 181 -* CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 182 -* raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 183 -* MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 184 -* TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 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 +))) 185 185 218 +((( 186 186 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 +))) 187 187 188 188 189 189 ))) ... ... @@ -191,9 +191,9 @@ 191 191 [[image:1657350625843-586.png]] 192 192 193 193 194 - 195 195 === 2.2.3 Insert SIM card === 196 196 230 + 197 197 ((( 198 198 Insert the NB-IoT Card get from your provider. 199 199 ))) ... ... @@ -206,26 +206,29 @@ 206 206 [[image:1657351240556-536.png]] 207 207 208 208 209 - 210 210 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 211 211 245 + 212 212 ((( 213 213 ((( 214 214 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 + 215 215 ))) 216 216 ))) 217 217 218 218 [[image:1657351312545-300.png]] 219 219 220 -**Connection:** 221 221 222 - background-color:yellow" %)USB TTL GND <~-~-~-~-> GND257 +(% style="color:blue" %)**Connection:** 223 223 224 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~->UART_RXD259 + (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND** 225 225 226 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD261 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 227 227 263 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 228 228 265 + 229 229 In the PC, use below serial tool settings: 230 230 231 231 * Baud: (% style="color:green" %)**9600** ... ... @@ -240,17 +240,18 @@ 240 240 241 241 [[image:1657329814315-101.png]] 242 242 280 + 243 243 ((( 244 -(% 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/]]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]]** 245 245 ))) 246 246 247 247 248 - 249 249 === 2.2.5 Use CoAP protocol to uplink data === 250 250 251 -(% 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/]] 252 252 289 +(% 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/]]** 253 253 291 + 254 254 ((( 255 255 **Use below commands:** 256 256 ))) ... ... @@ -259,10 +259,10 @@ 259 259 (% style="color:blue" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 260 260 ))) 261 261 * ((( 262 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 300 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 263 263 ))) 264 264 * ((( 265 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path 303 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 266 266 ))) 267 267 268 268 ((( ... ... @@ -281,7 +281,6 @@ 281 281 [[image:1657352185396-303.png]] 282 282 283 283 284 - 285 285 === 2.2.6 Use UDP protocol to uplink data(Default protocol) === 286 286 287 287 ... ... @@ -295,18 +295,18 @@ 295 295 [[image:1657352403317-397.png]] 296 296 297 297 298 - 299 299 === 2.2.7 Use MQTT protocol to uplink data === 300 300 337 + 301 301 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 302 302 303 -* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 304 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port 305 -* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 306 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 307 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 308 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 309 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 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 310 310 311 311 [[image:1657352634421-276.png]] 312 312 ... ... @@ -313,19 +313,19 @@ 313 313 314 314 [[image:1657352645687-385.png]] 315 315 353 + 316 316 ((( 317 317 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. 318 318 ))) 319 319 320 - 321 321 ((( 322 322 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. 323 323 ))) 324 324 325 325 326 - 327 327 === 2.2.8 Use TCP protocol to uplink data === 328 328 365 + 329 329 This feature is supported since firmware version v110 330 330 331 331 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink ... ... @@ -337,9 +337,9 @@ 337 337 [[image:1657352914475-252.png]] 338 338 339 339 340 - 341 341 === 2.2.9 Change Update Interval === 342 342 379 + 343 343 User can use below command to change the (% style="color:green" %)**uplink interval**. 344 344 345 345 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s ... ... @@ -348,59 +348,99 @@ 348 348 349 349 ))) 350 350 388 +((( 389 +(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 390 +))) 351 351 392 +((( 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 +))) 352 352 396 + 353 353 == 2.3 Uplink Payload == 354 354 355 355 356 -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. 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 +))) 357 357 358 358 405 +((( 359 359 For example: 407 +))) 360 360 361 - (% 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. 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 +))) 362 362 363 363 414 +((( 364 364 The uplink payloads are composed in ASCII String. For example: 416 +))) 365 365 418 +((( 366 366 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 420 +))) 367 367 422 +((( 368 368 0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 424 +))) 369 369 370 370 427 +((( 371 371 (% style="color:red" %)**NOTE:** 429 +))) 372 372 373 373 (% style="color:red" %) 374 -1. All modes share the same Payload Explanation from [[HERE>>path:#Payload_Explain]]. 375 -1. By default, the device will send an uplink message every 1 hour. 432 +1. ((( 433 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 434 +))) 435 +1. ((( 436 +**By default, the device will send an uplink message every 1 hour.** 376 376 377 377 439 + 440 +))) 378 378 379 - 380 380 === 2.3.1 Payload Analyze === 381 381 444 +==== 2.3.1.1 Before Firmware v1.2 ==== 445 + 446 + 382 382 N95S31B uplink payload includes in total 21 bytes 383 383 384 384 385 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %) 386 -|=(% style="width: 60px;" %)((( 387 -**Size(bytes)** 388 -)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 80px;" %) |=(% style="width: 99px;" %) |=(% style="width: 77px;" %)**2**|=(% style="width: 60px;" %)**1** 389 -|(% 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:123px" %)MOD 0X01|(% style="width:99px" %)((( 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 +((( 390 390 Reserve/ Same as NBSN95 CFGMOD=1 455 +))) 391 391 457 +((( 392 392 No function here. 393 -)))|(% style="width:77px" %)((( 394 -[[Temperature >>||anchor="H2.4.5A0Distance"]] 459 +))) 460 +)))|(% style="width:102px" %)((( 461 +((( 462 +[[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 463 +))) 395 395 465 +((( 396 396 By SHT31 397 -)))|(% style="width:80px" %)((( 398 -[[Humidity>>||anchor="H2.4.6A0DigitalInterrupt"]] 467 +))) 468 +)))|(% style="width:81px" %)((( 469 +((( 470 +[[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 471 +))) 399 399 473 +((( 400 400 By SHT31 401 401 ))) 476 +))) 402 402 403 403 ((( 479 + 480 + 404 404 ((( 405 405 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 406 406 ))) ... ... @@ -410,29 +410,89 @@ 410 410 [[image:1657354294009-643.png]] 411 411 412 412 413 -The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:490 +The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186** 414 414 415 -* Device ID: 0x724031607457 = 724031607457 416 -* Version: 0x006e=110=1.1.0 492 +**where:** 417 417 418 -* BAT: 0x0ccd = 3277 mV = 3.277V 419 -* Signal: 0x1b = 27 420 -* Model: 0x01 = 1 421 -* 0x00dc000ccc= reserve, ignore in N95S31B 422 -* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 423 -* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 494 +* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457 424 424 496 +* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0 497 + 498 +* (% style="color:#037691" %)**BAT:** (%%) 0x0ccd = 3277 mV = 3.277V 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 + 425 425 ((( 426 426 427 -))) 428 428 429 -((( 430 430 431 431 ))) 432 432 516 +==== 2.3.1.2 Since Firmware v1.2 ==== 433 433 518 + 519 +In this mode, uplink payload includes 91 bytes in total by default. 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 + 434 434 === 2.3.2 Device ID === 435 435 572 + 436 436 ((( 437 437 By default, the Device ID equal to the last 6 bytes of IMEI. 438 438 ))) ... ... @@ -439,10 +439,12 @@ 439 439 440 440 ((( 441 441 User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 579 + 580 + 442 442 ))) 443 443 444 444 ((( 445 -**Example:** 584 +(% style="color:blue" %)**Example:** 446 446 ))) 447 447 448 448 ((( ... ... @@ -450,30 +450,54 @@ 450 450 ))) 451 451 452 452 ((( 453 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 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. 593 + 594 + 454 454 ))) 455 455 597 +(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:** 456 456 457 457 600 +By default, the Device ID equal to the last 15 bits of IMEI. 601 + 602 +User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID 603 + 604 + 605 +(% style="color:blue" %)**Example:** 606 + 607 +AT+DEUI=868411056754138 608 + 609 + 458 458 === 2.3.3 Version Info === 459 459 460 460 613 +((( 461 461 These bytes include the hardware and software version. 615 +))) 462 462 463 -Higher byte: Specify hardware version: always 0x00 for N95S31B 617 +((( 618 +**Higher byte:** Specify hardware version: always 0x00 for N95S31B 619 +))) 464 464 465 -Lower byte: Specify the software version: 0x6E=110, means firmware version 110 621 +((( 622 +**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110 623 +))) 466 466 625 +((( 626 + 627 +))) 467 467 629 +((( 468 468 For example: 0x00 6E: this device is N95S31B with firmware version 110. 631 +))) 469 469 470 470 ((( 471 471 472 472 ))) 473 473 474 - 475 475 === 2.3.4 Battery Info === 476 476 639 + 477 477 ((( 478 478 Ex1: 0x0B45 = 2885mV 479 479 ))) ... ... @@ -483,9 +483,9 @@ 483 483 ))) 484 484 485 485 486 - 487 487 === 2.3.5 Signal Strength === 488 488 651 + 489 489 ((( 490 490 NB-IoT Network signal Strength. 491 491 ))) ... ... @@ -515,9 +515,9 @@ 515 515 ))) 516 516 517 517 518 - 519 519 === 2.3.6 Temperature & Humidity === 520 520 683 + 521 521 The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 522 522 523 523 [[image:image-20220709161741-3.png]] ... ... @@ -533,10 +533,10 @@ 533 533 Humidity: Read:0295(H)=661(D) Value: 661 / 10=66.1, So 66.1% 534 534 535 535 699 +== 2.4 Downlink Payload == 536 536 537 -== 2.5 Downlink Payload == 538 538 539 -By default, DDS75 prints the downlink payload to console port.702 +By default, N95S31B prints the downlink payload to console port. 540 540 541 541 [[image:image-20220709100028-1.png]] 542 542 ... ... @@ -574,7 +574,7 @@ 574 574 ))) 575 575 576 576 ((( 577 -If payload = 0x04FF, it will reset the DDS75740 +If payload = 0x04FF, it will reset the N95S31B 578 578 ))) 579 579 580 580 ... ... @@ -585,144 +585,97 @@ 585 585 ))) 586 586 587 587 751 +== 2.5 Humidity and Temperature alarm function == 588 588 589 -== 2.6 LED Indicator == 590 590 754 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 591 591 592 -The NDDS75 has an internal LED which is to show the status of different state. 593 593 757 +(% style="color:#037691" %)**AT+ SHHUM=min,max** 594 594 595 -* 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) 596 -* Then the LED will be on for 1 second means device is boot normally. 597 -* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds. 598 -* For each uplink probe, LED will be on for 500ms. 599 599 600 -((( 601 - 602 -))) 760 +² When min=0, and max≠0, Alarm higher than max 603 603 762 +² When min≠0, and max=0, Alarm lower than min 604 604 764 +² When min≠0 and max≠0, Alarm higher than max or lower than min 605 605 606 -== 2.7 Firmware Change Log == 607 607 767 + (% style="color:blue" %)**Example:** 608 608 609 -((( 610 -Download URL & Firmware Change log 611 -))) 769 +AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 612 612 613 -((( 614 -[[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/]] 615 -))) 616 616 772 +(% style="color:#037691" %)**AT+ SHTEMP=min,max** 617 617 618 -((( 619 -Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 620 -))) 774 +² When min=0, and max≠0, Alarm higher than max 621 621 776 +² When min≠0, and max=0, Alarm lower than min 622 622 778 +² When min≠0 and max≠0, Alarm higher than max or lower than min 623 623 624 -== 2.8 Battery Analysis == 625 625 626 - ===2.8.1BatteryType===781 +**~ (% style="color:blue" %)Example:(%%)** 627 627 783 +AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 628 628 629 -((( 630 -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. 631 -))) 632 632 633 -((( 634 -The battery is designed to last for several years depends on the actually use environment and update interval. 635 -))) 786 +== 2.6 Set the number of data to be uploaded and the recording time == 636 636 637 -((( 638 -The battery related documents as below: 639 -))) 640 640 641 -* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 642 -* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 643 -* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 789 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 644 644 645 -((( 646 -[[image:image-20220709101450-2.png]] 647 -))) 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. 648 648 794 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 649 649 796 +[[image:image-20221009001045-1.png||height="726" width="1009"]] 650 650 651 -=== 2.8.2 Power consumption Analyze === 652 652 653 -((( 654 -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. 655 -))) 799 +== 2.7 Read or Clear cached data == 656 656 657 657 658 -((( 659 -Instruction to use as below: 660 -))) 802 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 661 661 662 -((( 663 -(% 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/]] 664 -))) 804 +* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 805 +* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 665 665 807 +[[image:image-20220908163102-2.png]] 666 666 667 -((( 668 -(% style="color:blue" %)**Step 2: **(%%) Open it and choose 669 -))) 670 670 671 -* ((( 672 -Product Model 673 -))) 674 -* ((( 675 -Uplink Interval 676 -))) 677 -* ((( 678 -Working Mode 679 -))) 810 +== 2.8 Battery & Power Consumption == 680 680 681 -((( 682 -And the Life expectation in difference case will be shown on the right. 683 -))) 684 684 685 - [[image:image-20220709110451-3.png]]813 +N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace. 686 686 815 +[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] . 687 687 688 688 689 -= ==2.8.3BatteryNote ===818 += 3. Access NB-IoT Module = 690 690 691 -((( 692 -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. 693 -))) 694 694 695 - 696 - 697 -=== 2.8.4 Replace the battery === 698 - 699 699 ((( 700 -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). 701 -))) 702 - 703 - 704 - 705 -= 3. Access NB-IoT Module = 706 - 707 -((( 708 708 Users can directly access the AT command set of the NB-IoT module. 709 709 ))) 710 710 711 711 ((( 712 712 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 + 713 713 ))) 714 714 715 715 [[image:1657333200519-600.png]] 716 716 717 717 718 - 719 719 = 4. Using the AT Commands = 720 720 721 721 == 4.1 Access AT Commands == 722 722 723 -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/]] 724 724 839 +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]] 725 725 841 + 726 726 AT+<CMD>? : Help on <CMD> 727 727 728 728 AT+<CMD> : Run <CMD> ... ... @@ -762,7 +762,24 @@ 762 762 763 763 AT+SERVADDR : Server Address 764 764 881 +AT+TR : Get or Set record time 765 765 883 +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 + 766 766 (% style="color:#037691" %)**COAP Management** 767 767 768 768 AT+URI : Resource parameters ... ... @@ -793,7 +793,6 @@ 793 793 AT+PWORD : Serial Access Password 794 794 795 795 796 - 797 797 = 5. FAQ = 798 798 799 799 == 5.1 How to Upgrade Firmware == ... ... @@ -808,11 +808,12 @@ 808 808 ))) 809 809 810 810 ((( 811 -(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update. 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.** 812 812 ))) 813 813 814 814 815 - 816 816 = 6. Trouble Shooting = 817 817 818 818 == 6.1 Connection problem when uploading firmware == ... ... @@ -822,14 +822,10 @@ 822 822 **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]] 823 823 ))) 824 824 825 -(% class="wikigeneratedid" %) 826 -((( 827 - 828 -))) 829 829 830 - 831 831 == 6.2 AT Command input doesn't work == 832 832 961 + 833 833 ((( 834 834 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. 835 835 ... ... @@ -836,18 +836,18 @@ 836 836 837 837 ))) 838 838 968 +== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". == 839 839 840 -= 7. Order Info = 841 841 971 +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]]//**. 842 842 843 -Part Number**:** (% style="color:#4f81bd" %)**NSDDS75** 844 844 974 += 7. Order Info = 845 845 846 -(% class="wikigeneratedid" %) 847 -((( 848 - 849 -))) 850 850 977 +Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY** 978 + 979 + 851 851 = 8. Packing Info = 852 852 853 853 ((( ... ... @@ -855,7 +855,7 @@ 855 855 856 856 (% style="color:#037691" %)**Package Includes**: 857 857 858 -* NS E01DistanceDetectSensorNode x 1987 +* N95S31B NB-IoT Temperature and Humidity Sensor 859 859 * External antenna x 1 860 860 ))) 861 861 ... ... @@ -864,21 +864,19 @@ 864 864 865 865 (% style="color:#037691" %)**Dimension and weight**: 866 866 867 - 868 868 * Device Size: 13.0 x 5 x 4.5 cm 869 869 * Device Weight: 150g 870 -* Package Size / pcs : 1 5x12x 5.5cm871 -* Weight / pcs : 220g998 +* Package Size / pcs : 14.0 x 8x 5 cm 999 +* Weight / pcs : 180g 872 872 ))) 873 873 874 -((( 875 - 876 876 877 877 878 - 879 -))) 880 - 881 881 = 9. Support = 882 882 1006 + 883 883 * 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 + 884 884 * 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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