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 ... ... @@ -16,21 +16,35 @@ 16 16 17 17 = 1. Introduction = 18 18 20 + 19 19 == 1.1 What is N95S31B NB-IoT Sensor Node == 20 20 21 21 ((( 22 22 23 23 26 +((( 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*. 28 +))) 25 25 30 +((( 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. 32 +))) 27 27 34 +((( 28 28 N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement. 36 +))) 29 29 38 +((( 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). 40 +))) 31 31 42 +((( 43 + 44 +))) 32 32 46 +((( 33 33 ~* make sure you have NB-IoT coverage locally. 48 +))) 34 34 35 35 36 36 ))) ... ... @@ -54,7 +54,6 @@ 54 54 * 8500mAh Battery for long term use 55 55 56 56 57 - 58 58 == 1.3 Specification == 59 59 60 60 ... ... @@ -74,7 +74,6 @@ 74 74 75 75 (% style="color:#037691" %)**Battery:** 76 76 77 - 78 78 * Li/SOCI2 un-chargeable battery 79 79 * Capacity: 8500mAh 80 80 * Self Discharge: <1% / Year @ 25°C ... ... @@ -82,9 +82,9 @@ 82 82 * Max boost current: 2A, 1 second 83 83 84 84 85 - 86 86 == 1.4 Applications == 87 87 100 + 88 88 * Smart Buildings & Home Automation 89 89 * Logistics and Supply Chain Management 90 90 * Smart Metering ... ... @@ -96,15 +96,21 @@ 96 96 97 97 98 98 99 -== 1.5 Pin Definitions == 100 100 113 + 114 +== 1.5 Pin Definitions & Switch == 115 + 116 + 101 101 N95S31B use the mother board from NBSN95 which as below. 102 102 119 + 103 103 [[image:image-20220709144723-1.png]] 104 104 105 105 123 + 106 106 === 1.5.1 Jumper JP2 === 107 107 126 + 108 108 Power on Device when put this jumper. 109 109 110 110 ... ... @@ -111,14 +111,20 @@ 111 111 112 112 === 1.5.2 BOOT MODE / SW1 === 113 113 133 + 134 +((( 114 114 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. 136 +))) 115 115 138 +((( 116 116 2) Flash: work mode, device starts to work and send out console output for further debug 140 +))) 117 117 118 118 119 119 120 120 === 1.5.3 Reset Button === 121 121 146 + 122 122 Press to reboot the device. 123 123 124 124 ... ... @@ -125,6 +125,7 @@ 125 125 126 126 === 1.5.4 LED === 127 127 153 + 128 128 It will flash: 129 129 130 130 1. When boot the device in flash mode ... ... @@ -131,19 +131,19 @@ 131 131 1. Send an uplink packet 132 132 133 133 134 - 135 - 136 136 = 2. Use N95S31B to communicate with IoT Server = 137 137 162 + 138 138 == 2.1 How it works == 139 139 165 + 140 140 ((( 141 -The N DDS75 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 NDDS75.167 +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. 142 142 ))) 143 143 144 144 145 145 ((( 146 -The diagram below shows the working flow in default firmware of N DDS75:172 +The diagram below shows the working flow in default firmware of N95S31B: 147 147 ))) 148 148 149 149 ((( ... ... @@ -150,7 +150,7 @@ 150 150 151 151 ))) 152 152 153 -[[image:1657 328659945-416.png]]179 +[[image:1657520100595-569.png]] 154 154 155 155 ((( 156 156 ... ... @@ -157,30 +157,69 @@ 157 157 ))) 158 158 159 159 160 -== 2.2 Configure the N DDS75 ==186 +== 2.2 Configure the N95S31B == 161 161 162 162 189 +=== 2.2.1 Power On N95S31B === 190 + 191 + 192 +[[image:image-20220709150546-2.png]] 193 + 194 + 195 + 163 163 === 2.2.1 Test Requirement === 164 164 198 + 165 165 ((( 166 -To use N DDS75 in your city, make sure meet below requirements:200 +To use N95S31B in your city, make sure meet below requirements: 167 167 ))) 168 168 169 -* Your local operator has already distributed a NB-IoT Network there. 170 -* The local NB-IoT network used the band that NSE01 supports. 171 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 203 +* ((( 204 +Your local operator has already distributed a NB-IoT Network there. 205 +))) 206 +* ((( 207 +The local NB-IoT network used the band that N95S31B supports. 208 +))) 209 +* ((( 210 +Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 211 +))) 172 172 173 173 ((( 174 -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 server214 +Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 175 175 ))) 176 176 217 +((( 218 +N95S31B supports different communication protocol such as : 219 +))) 177 177 178 -[[image:1657328756309-230.png]] 221 +((( 222 +* ((( 223 +CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 224 +))) 225 +* ((( 226 +raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 227 +))) 228 +* ((( 229 +MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 230 +))) 231 +* ((( 232 +TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 233 +))) 179 179 235 +((( 236 +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. 237 +))) 180 180 239 + 240 +))) 181 181 182 - ===2.2.2 Insert SIM card ===242 +[[image:1657350625843-586.png]] 183 183 244 + 245 + 246 +=== 2.2.3 Insert SIM card === 247 + 248 + 184 184 ((( 185 185 Insert the NB-IoT Card get from your provider. 186 186 ))) ... ... @@ -190,20 +190,24 @@ 190 190 ))) 191 191 192 192 193 -[[image:165732 8884227-504.png]]258 +[[image:1657351240556-536.png]] 194 194 195 195 196 196 197 -=== 2.2. 3DDS75 to configure it ===262 +=== 2.2.4 Connect USB – TTL to N95S31B to configure it === 198 198 264 + 199 199 ((( 200 200 ((( 201 -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. 267 +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. 268 + 269 + 202 202 ))) 203 203 ))) 204 204 205 -[[image: image-20220709092052-2.png]]273 +[[image:1657351312545-300.png]] 206 206 275 + 207 207 **Connection:** 208 208 209 209 (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND ... ... @@ -222,22 +222,24 @@ 222 222 * Flow Control: (% style="color:green" %)**None** 223 223 224 224 ((( 225 -Make sure the switch is in FLASH position, then power on device by connecting the jumper on N DDS75.DDS75 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.294 +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. 226 226 ))) 227 227 228 228 [[image:1657329814315-101.png]] 229 229 299 + 230 230 ((( 231 -(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dr agino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/]]301 +(% 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]]** 232 232 ))) 233 233 234 234 235 235 236 -=== 2.2. 4306 +=== 2.2.5 Use CoAP protocol to uplink data === 237 237 238 -(% 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/]] 239 239 309 +(% 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/]]** 240 240 311 + 241 241 ((( 242 242 **Use below commands:** 243 243 ))) ... ... @@ -253,10 +253,12 @@ 253 253 ))) 254 254 255 255 ((( 327 + 328 + 256 256 For parameter description, please refer to AT command set 257 257 ))) 258 258 259 -[[image:16573 30452568-615.png]]332 +[[image:1657352146020-183.png]] 260 260 261 261 262 262 ((( ... ... @@ -263,11 +263,11 @@ 263 263 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. 264 264 ))) 265 265 266 -[[image:16573 30472797-498.png]]339 +[[image:1657352185396-303.png]] 267 267 268 268 269 269 270 -=== 2.2. 5343 +=== 2.2.6 Use UDP protocol to uplink data(Default protocol) === 271 271 272 272 273 273 * (% style="color:blue" %)**AT+PRO=2 ** (%%) ~/~/ Set to use UDP protocol to uplink ... ... @@ -274,109 +274,119 @@ 274 274 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601 ** (%%) ~/~/ to set UDP server address and port 275 275 * (% style="color:blue" %)**AT+CFM=1 ** (%%) ~/~/ If the server does not respond, this command is unnecessary 276 276 277 -[[image:16573 30501006-241.png]]350 +[[image:1657352391268-297.png]] 278 278 279 279 280 -[[image:16573 30533775-472.png]]353 +[[image:1657352403317-397.png]] 281 281 282 282 283 283 284 -=== 2.2. 6357 +=== 2.2.7 Use MQTT protocol to uplink data === 285 285 286 286 360 +N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 361 + 287 287 * (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 288 288 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port 289 289 * (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 290 290 * (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 291 291 * (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 292 -* (% style="color:blue" %)**AT+PUBTOPIC= NDDS75_PUB**(%%)~/~/Set the sending topic of MQTT293 -* (% style="color:blue" %)**AT+SUBTOPIC=N DDS75_SUB**(%%) ~/~/Set the subscription topic of MQTT367 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 368 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 294 294 295 -[[image:165724 9978444-674.png]]370 +[[image:1657352634421-276.png]] 296 296 297 297 298 -[[image:16573 30723006-866.png]]373 +[[image:1657352645687-385.png]] 299 299 300 300 301 301 ((( 302 - MQTT protocolhas amuch higherpowerconsumptioncomparevsUDP / CoAPprotocol.Pleasecheckthe power analyzedocument and adjustthe uplinkperiodto asuitable interval.377 +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. 303 303 ))) 304 304 305 305 381 +((( 382 +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. 383 +))) 306 306 307 -=== 2.2.7 Use TCP protocol to uplink data === 308 308 309 309 387 +=== 2.2.8 Use TCP protocol to uplink data === 388 + 389 + 390 +This feature is supported since firmware version v110 391 + 310 310 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink 311 311 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600 **(%%) ~/~/ to set TCP server address and port 312 312 313 -[[image: image-20220709093918-1.png]]395 +[[image:1657352898400-901.png]] 314 314 315 315 316 -[[image: image-20220709093918-2.png]]398 +[[image:1657352914475-252.png]] 317 317 318 318 319 319 320 -=== 2.2. 8402 +=== 2.2.9 Change Update Interval === 321 321 404 + 322 322 User can use below command to change the (% style="color:green" %)**uplink interval**. 323 323 324 324 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s 325 325 326 326 ((( 327 - (%style="color:red" %)**NOTE:**410 + 328 328 ))) 329 329 330 330 ((( 331 -(% style="color:red" %) 1.By default, thedevicewillsend an uplinkmessageevery1hour.414 +(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 332 332 ))) 333 333 417 +((( 418 +(% 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).** 419 +))) 334 334 335 335 422 + 336 336 == 2.3 Uplink Payload == 337 337 338 -In this mode, uplink payload includes in total 14 bytes 339 339 426 +((( 427 +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. 428 +))) 340 340 341 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %) 342 -|=(% style="width: 60px;" %)((( 343 -**Size(bytes)** 344 -)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1** 345 -|(% 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"]] 346 346 347 347 ((( 348 - If we use the MQTT client tosubscribeto this MQTT topic, wecan see the following information when the NDDS751 uplink data.432 +For example: 349 349 ))) 350 350 435 +((( 436 + (% 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. 437 +))) 351 351 352 -[[image:1657331036973-987.png]] 353 353 354 354 ((( 355 -The payload is ASCIIstring,representative sameHEX:441 +The uplink payloads are composed in ASCII String. For example: 356 356 ))) 357 357 358 358 ((( 359 -0 x72403155615900640c6c19029200where:445 +0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 360 360 ))) 361 361 362 - *(((363 - DeviceID:0x724031556159=724031556159448 +((( 449 +0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 364 364 ))) 365 -* ((( 366 -Version: 0x0064=100=1.0.0 451 + 452 + 453 +((( 454 +(% style="color:red" %)**NOTE:** 367 367 ))) 368 368 369 -* ((( 370 -BAT: 0x0c6c = 3180 mV = 3.180V 457 +(% style="color:red" %) 458 +1. ((( 459 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 371 371 ))) 372 -* ((( 373 -Signal: 0x19 = 25 374 -))) 375 -* ((( 376 -Distance: 0x0292= 658 mm 377 -))) 378 -* ((( 379 -Interrupt: 0x00 = 0 461 +1. ((( 462 +**By default, the device will send an uplink message every 1 hour.** 380 380 381 381 382 382 ... ... @@ -383,105 +383,183 @@ 383 383 384 384 ))) 385 385 386 -== 2. 4PayloadExplanation and SensorInterface==469 +=== 2.3.1 Payload Analyze === 387 387 388 388 389 -=== 2. 4.1DeviceID===472 +==== 2.3.1.1 Before Firmware v1.2 ==== 390 390 474 + 475 +N95S31B uplink payload includes in total 21 bytes 476 + 477 + 478 +(% border="2" cellspacing="10" style="background-color:#ffffcc; color:green; width:760px" %) 479 +|=(% style="width: 60px;" %)((( 480 +**Size(bytes)** 481 +)))|=(% style="width: 65px;" %)**6**|=(% style="width: 50px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 75px;" %)**1**|=(% style="width: 59px;" %)1|=(% style="width: 174px;" %)5|=(% style="width: 106px;" %)**2**|=(% style="width: 85px;" %)**2** 482 +|(% 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:174px" %)((( 391 391 ((( 392 - By default, theDeviceID equal to thelast6bytes of IMEI.484 +Reserve/ Same as NBSN95 CFGMOD=1 393 393 ))) 394 394 395 395 ((( 396 - Usercanuse (% style="color:blue" %)**AT+DEUI**(%%)toset Device ID488 +No function here. 397 397 ))) 490 +)))|(% style="width:106px" %)((( 491 +((( 492 +[[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 493 +))) 398 398 399 399 ((( 400 - **Example:**496 +By SHT31 401 401 ))) 498 +)))|(% style="width:85px" %)((( 499 +((( 500 +[[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 501 +))) 402 402 403 403 ((( 404 - AT+DEUI=A84041F15612504 +By SHT31 405 405 ))) 506 +))) 406 406 407 407 ((( 408 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 509 + 510 + 511 +((( 512 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 409 409 ))) 514 +))) 410 410 411 411 517 +[[image:1657354294009-643.png]] 412 412 413 -=== 2.4.2 Version Info === 414 414 415 -((( 416 -Specify the software version: 0x64=100, means firmware version 1.00. 417 -))) 520 +The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where: 418 418 419 -((( 420 -For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0. 421 -))) 522 +* Device ID: 0x724031607457 = 724031607457 422 422 524 +* Version: 0x006e=110=1.1.0 423 423 526 +* BAT: 0x0ccd = 3277 mV = 3.277V 424 424 425 - ===2.4.3BatteryInfo===528 +* Signal: 0x1b = 27 426 426 427 -((( 428 -Ex1: 0x0B45 = 2885mV 429 -))) 530 +* Model: 0x01 = 1 430 430 532 +* 0x00dc000ccc= reserve, ignore in N95S31B 533 + 534 +* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 535 + 536 +* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 537 + 431 431 ((( 432 -Ex2: 0x0B49 = 2889mV 539 + 540 + 541 + 542 + 433 433 ))) 434 434 545 +==== 2.3.1.2 Since Firmware v1.2 ==== 435 435 436 436 437 - ===2.4.4SignalStrength===548 +In this mode, uplink payload includes 91 bytes in total by default. 438 438 439 -((( 440 -NB-IoT Network signal Strength. 441 -))) 550 +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. 442 442 443 -((( 444 -**Ex1: 0x1d = 29** 445 -))) 446 446 553 +(% border="2" style="background-color:#ffffcc; color:green; width:1234px" %) 554 +|(% style="width:95px" %)**Size(bytes)**|(% style="width:82px" %)**8**|(% style="width:43px" %)**2**|(% style="width:47px" %)**2**|(% style="width:124px" %)**1**|(% style="width:56px" %)**1**|(% style="width:109px" %)**2**|(% style="width:80px" %)**1**|(% style="width:51px" %)**2**|(% style="width:79px" %)**2**|(% style="width:84px" %)**2**|(% style="width:100px" %)**4**|(% style="width:76px" %)**2**|(% style="width:81px" %)**2**|(% style="width:121px" %)**4** 555 +|(% 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 ..... 556 + 557 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 558 + 559 + 560 +[[image:image-20220908154949-1.png]] 561 + 562 + 563 +The payload is ASCII string, representative same HEX: 564 + 565 +0x(% style="color:red" %)f868411056758782(% style="color:blue" %)000c(% style="color:green" %)0d0f(% style="color:red" %)0c(% style="color:blue" %)01(% style="color:green" %)0000(% style="color:red" %)00**//0030//**(% style="color:blue" %)**//0114//**(% style="color:red" %)**//0231//**(% style="color:green" %)**//63199d3c//**0113023163199d12//**0113023163199c5e**//0112023763199baa//**0112023263199af6**//0111023b631999a7//**0112023b631998f3**//011202426319983f//**01110242631996eb**//(%%) where: 566 + 567 +* (% style="color:red" %)Device ID: f868411056758782 = f868411056758782 568 + 569 +* (% style="color:blue" %)Version: 0x000c=120=1.2 570 + 571 +* (% style="color:green" %)BAT: 0x0d0f = 3343 mV = 3.343V 572 + 573 +* (% style="color:red" %)Singal: 0x0c = 12 574 + 575 +* (% style="color:blue" %)Mod: 0x01 = 1 576 + 577 +* TemDS18B20: 0x0000= 0 = 0 578 + 579 +* (% style="color:green" %)Interrupt: 0x00= 0 580 + 581 +* (% style="color:green" %)adc: 0x0030= 48 582 + 583 +* SHTTEM: 0x0114= 276 = 27.6 584 + 585 +* SHTHUM:0x0231 =561=56.1% 586 + 587 +* (% style="color:red" %)Time stamp : 0x6315537b =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 588 + 589 +* (% style="color:red" %)SHTTEM,SHTHUM,Time stamp : 0113023163199d12 590 + 591 +* 8 sets of recorded data: SHTTEM,SHTHUM,Time stamp : //**0113023163199c5e**//,....... 592 + 593 + 594 + 595 + 596 +=== 2.3.2 Device ID === 597 + 598 + 447 447 ((( 448 - (% style="color:blue"%)**0**(%%)-113dBmorless600 +By default, the Device ID equal to the last 6 bytes of IMEI. 449 449 ))) 450 450 451 451 ((( 452 -(% style="color:blue" %)** 1**(%%)-111dBm604 +User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 453 453 ))) 454 454 455 455 ((( 456 - (% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm608 +**Example:** 457 457 ))) 458 458 459 459 ((( 460 - (% style="color:blue" %)**31** (%%) -51dBm or greater612 +AT+DEUI=A84041F15612 461 461 ))) 462 462 463 463 ((( 464 -(% style="color:blue" %)**99** (%%) Not known or not detectable 616 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 617 + 618 + 465 465 ))) 466 466 621 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 467 467 468 468 469 - ===2.4.5Distance===624 +By default, the Device ID equal to the last 15 bits of IMEI. 470 470 471 - Getthe distance.Flatbjectrange280mm - 7500mm.626 +User can use **AT+DEUI** to set Device ID 472 472 628 +**Example:** 629 + 630 +AT+DEUI=868411056754138 631 + 632 + 633 +=== 2.3.3 Version Info === 634 + 635 + 473 473 ((( 474 - Forexample,if the datayou getfrom theregisteris **__0x0B 0x05__**, the distancebetweenthesensorand the measuredobject is637 +These bytes include the hardware and software version. 475 475 ))) 476 476 477 477 ((( 478 -((( 479 -(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.** 641 +Higher byte: Specify hardware version: always 0x00 for N95S31B 480 480 ))) 481 -))) 482 482 483 483 ((( 484 - 645 +Lower byte: Specify the software version: 0x6E=110, means firmware version 110 485 485 ))) 486 486 487 487 ((( ... ... @@ -488,65 +488,85 @@ 488 488 489 489 ))) 490 490 491 -=== 2.4.6 Digital Interrupt === 492 - 493 493 ((( 494 - Digital Interruptrefers topin (% style="color:blue"%)**GPIO_EXTI**(%%),andtherearedifferent triggermethods. When thereisa trigger, theNDDS75 will send a packetto theserver.653 +For example: 0x00 6E: this device is N95S31B with firmware version 110. 495 495 ))) 496 496 497 497 ((( 498 - Thecommand is:657 + 499 499 ))) 500 500 660 + 661 +=== 2.3.4 Battery Info === 662 + 663 + 501 501 ((( 502 - (% 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]])**.**665 +Ex1: 0x0B45 = 2885mV 503 503 ))) 504 504 505 - 506 506 ((( 507 - Thelowerfourbits of this data field shows if this packet is generated by interrupt or not. Click here for the hardware and software set up.669 +Ex2: 0x0B49 = 2889mV 508 508 ))) 509 509 510 510 673 + 674 +=== 2.3.5 Signal Strength === 675 + 676 + 511 511 ((( 512 - Example:678 +NB-IoT Network signal Strength. 513 513 ))) 514 514 515 515 ((( 516 - 0x(00):Normaluplinkpacket.682 +**Ex1: 0x1d = 29** 517 517 ))) 518 518 519 519 ((( 520 - 0x(01):InterruptUplinkPacket.686 +(% style="color:blue" %)**0**(%%) -113dBm or less 521 521 ))) 522 522 523 - 524 - 525 -=== 2.4.7 +5V Output === 526 - 527 527 ((( 528 - NDDS75willenable +5Voutputbeforeallsamplinganddisablethe+5vafterall sampling.690 +(% style="color:blue" %)**1**(%%) -111dBm 529 529 ))) 530 530 531 - 532 532 ((( 533 - The5V output timean be controlledbyAT Command.694 +(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm 534 534 ))) 535 535 536 536 ((( 537 -(% style="color:blue" %)** AT+5VT=1000**698 +(% style="color:blue" %)**31** (%%) -51dBm or greater 538 538 ))) 539 539 540 540 ((( 541 - Meansset5V valid timetohave 1000ms. Sothereal5V outputwillactuallyhave1000ms+samplingtime for othersensors.702 +(% style="color:blue" %)**99** (%%) Not known or not detectable 542 542 ))) 543 543 544 544 545 545 546 -== 2. 5Downlink Payload ==707 +=== 2.3.6 Temperature & Humidity === 547 547 548 -By default, NDDS75 prints the downlink payload to console port. 549 549 710 +The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 711 + 712 +[[image:image-20220709161741-3.png]] 713 + 714 + 715 +Convert the read byte to decimal and divide it by ten. 716 + 717 + 718 +**Example:** 719 + 720 +Temperature: Read:00ec (H) = 236(D) Value: 236 /10=23.6℃ 721 + 722 +Humidity: Read:0295(H)=661(D) Value: 661 / 10=66.1, So 66.1% 723 + 724 + 725 + 726 +== 2.4 Downlink Payload == 727 + 728 + 729 +By default, N95S31B prints the downlink payload to console port. 730 + 550 550 [[image:image-20220709100028-1.png]] 551 551 552 552 ... ... @@ -583,7 +583,7 @@ 583 583 ))) 584 584 585 585 ((( 586 -If payload = 0x04FF, it will reset the DDS75767 +If payload = 0x04FF, it will reset the N95S31B 587 587 ))) 588 588 589 589 ... ... @@ -594,49 +594,61 @@ 594 594 ))) 595 595 596 596 778 +== 2.5 Humidity and Temperature alarm function == 597 597 598 - ==2.6LED Indicator ==780 +➢ AT Command: 599 599 782 +AT+ SHHUM=min,max 600 600 601 - TheNDDS75has an internalLED whichis to show thestatus of differentstate.784 +² When min=0, and max≠0, Alarm higher than max 602 602 786 +² When min≠0, and max=0, Alarm lower than min 603 603 604 -* 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) 605 -* Then the LED will be on for 1 second means device is boot normally. 606 -* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds. 607 -* For each uplink probe, LED will be on for 500ms. 788 +² When min≠0 and max≠0, Alarm higher than max or lower than min 608 608 609 -((( 610 - 611 -))) 790 +Example: 612 612 792 +AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 613 613 614 614 615 - ==2.7 Firmware Change Log ==795 +AT+ SHTEMP=min,max 616 616 797 +² When min=0, and max≠0, Alarm higher than max 617 617 618 -((( 619 -Download URL & Firmware Change log 620 -))) 799 +² When min≠0, and max=0, Alarm lower than min 621 621 622 -((( 623 -[[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/]] 624 -))) 801 +² When min≠0 and max≠0, Alarm higher than max or lower than min 625 625 803 +Example: 626 626 627 -((( 628 -Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 629 -))) 805 +AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 630 630 807 +== 2.6 Set the number of data to be uploaded and the recording time == 631 631 809 +➢ AT Command: 632 632 811 +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) 812 + 813 +AT+NOUD=8 ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded. 814 + 815 +== 2.7 Read or Clear cached data == 816 + 817 +➢ AT Command: 818 + 819 +AT+CDP ~/~/ Read cached data 820 + 821 +[[image:image-20220908163102-2.png]] 822 + 823 +AT+CDP=0 ~/~/ Clear cached data 824 + 633 633 == 2.8 Battery Analysis == 634 634 827 + 635 635 === 2.8.1 Battery Type === 636 636 637 637 638 638 ((( 639 -The N DDS75 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.832 +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. 640 640 ))) 641 641 642 642 ((( ... ... @@ -659,54 +659,35 @@ 659 659 660 660 === 2.8.2 Power consumption Analyze === 661 661 662 -((( 663 -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. 664 -))) 665 665 666 - 667 667 ((( 668 -Instruction to use as below:857 +The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]] describes a detail measurement to analyze the power consumption in different case. User can use it for design guideline for their project. 669 669 ))) 670 670 671 671 ((( 672 - (%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/]]861 + 673 673 ))) 674 674 675 675 676 -((( 677 -(% style="color:blue" %)**Step 2: **(%%) Open it and choose 678 -))) 865 +=== 2.8.3 Battery Note === 679 679 680 -* ((( 681 -Product Model 682 -))) 683 -* ((( 684 -Uplink Interval 685 -))) 686 -* ((( 687 -Working Mode 688 -))) 689 689 690 690 ((( 691 - And the Life expectation in difference casewillbe shownon theright.869 +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. 692 692 ))) 693 693 694 -[[image:image-20220709110451-3.png]] 695 695 696 696 874 +=== 2.8.4 Replace the battery === 697 697 698 -=== 2.8.3 Battery Note === 699 699 700 700 ((( 701 - TheLi-SICObattery isdesignedfor smallcurrent/long period application.It isnotgoodtouseahigh current,shortperiodtransmitmethod.Thecommendedminimumperiodforuseofthisbatteryis5minutes. If you use ashorter period time totransmitLoRa,then the batterylifemaybe decreased.878 +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. 702 702 ))) 703 703 704 704 705 - 706 -=== 2.8.4 Replace the battery === 707 - 708 708 ((( 709 -The default battery pack of N DDS75 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).883 +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). 710 710 ))) 711 711 712 712 ... ... @@ -713,6 +713,7 @@ 713 713 714 714 = 3. Access NB-IoT Module = 715 715 890 + 716 716 ((( 717 717 Users can directly access the AT command set of the NB-IoT module. 718 718 ))) ... ... @@ -719,6 +719,8 @@ 719 719 720 720 ((( 721 721 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/]] 897 + 898 + 722 722 ))) 723 723 724 724 [[image:1657333200519-600.png]] ... ... @@ -727,11 +727,13 @@ 727 727 728 728 = 4. Using the AT Commands = 729 729 907 + 730 730 == 4.1 Access AT Commands == 731 731 732 -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/]] 733 733 911 +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]] 734 734 913 + 735 735 AT+<CMD>? : Help on <CMD> 736 736 737 737 AT+<CMD> : Run <CMD> ... ... @@ -771,7 +771,24 @@ 771 771 772 772 AT+SERVADDR : Server Address 773 773 953 +AT+TR : Get or Set record time 774 774 955 +AT+APN : Get or set the APN 956 + 957 +AT+FBAND : Get or Set whether to automatically modify the frequency band 958 + 959 +AT+DNSCFG : Get or Set DNS Server 960 + 961 +AT+GETSENSORVALUE : Returns the current sensor measurement 962 + 963 +AT+NOUD : Get or Set the number of data to be uploaded 964 + 965 +AT+CDP : Read or Clear cached data 966 + 967 +AT+SHTEMP: Get or Set alarm of temp 968 + 969 +AT+SHHUM: Get or Set alarm of moisture 970 + 775 775 (% style="color:#037691" %)**COAP Management** 776 776 777 777 AT+URI : Resource parameters ... ... @@ -805,6 +805,7 @@ 805 805 806 806 = 5. FAQ = 807 807 1004 + 808 808 == 5.1 How to Upgrade Firmware == 809 809 810 810 ... ... @@ -817,13 +817,18 @@ 817 817 ))) 818 818 819 819 ((( 820 -(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update. 1017 + 1018 + 1019 +((( 1020 +(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 821 821 ))) 1022 +))) 822 822 823 823 824 824 825 825 = 6. Trouble Shooting = 826 826 1028 + 827 827 == 6.1 Connection problem when uploading firmware == 828 828 829 829 ... ... @@ -839,6 +839,7 @@ 839 839 840 840 == 6.2 AT Command input doesn't work == 841 841 1044 + 842 842 ((( 843 843 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. 844 844 ... ... @@ -849,7 +849,7 @@ 849 849 = 7. Order Info = 850 850 851 851 852 -Part Number**:** (% style="color:#4f81bd" %)**N SDDS75**1055 +Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY** 853 853 854 854 855 855 (% class="wikigeneratedid" %) ... ... @@ -864,7 +864,7 @@ 864 864 865 865 (% style="color:#037691" %)**Package Includes**: 866 866 867 -* NS E01DistanceDetectSensorNode x 11070 +* N95S31B NB-IoT Temperature and Humidity Sensor 868 868 * External antenna x 1 869 869 ))) 870 870 ... ... @@ -873,11 +873,10 @@ 873 873 874 874 (% style="color:#037691" %)**Dimension and weight**: 875 875 876 - 877 877 * Device Size: 13.0 x 5 x 4.5 cm 878 878 * Device Weight: 150g 879 -* Package Size / pcs : 1 5x12x 5.5cm880 -* Weight / pcs : 220g1081 +* Package Size / pcs : 14.0 x 8x 5 cm 1082 +* Weight / pcs : 180g 881 881 ))) 882 882 883 883 ((( ... ... @@ -889,5 +889,6 @@ 889 889 890 890 = 9. Support = 891 891 1094 + 892 892 * 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. 893 893 * 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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