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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... ... @@ -17,35 +17,21 @@ 17 17 18 18 = 1. Introduction = 19 19 20 - 21 21 == 1.1 What is N95S31B NB-IoT Sensor Node == 22 22 23 23 ((( 24 24 25 25 26 -((( 27 27 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 -))) 29 29 30 -((( 31 31 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 -))) 33 33 34 -((( 35 35 N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement. 36 -))) 37 37 38 -((( 39 39 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 -))) 41 41 42 -((( 43 - 44 -))) 45 45 46 -((( 47 47 ~* make sure you have NB-IoT coverage locally. 48 -))) 49 49 50 50 51 51 ))) ... ... @@ -56,7 +56,6 @@ 56 56 57 57 == 1.2 Features == 58 58 59 - 60 60 * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 61 61 * Monitor Temperature & Humidity via SHT31 62 62 * AT Commands to change parameters ... ... @@ -87,6 +87,7 @@ 87 87 88 88 (% style="color:#037691" %)**Battery:** 89 89 75 + 90 90 * Li/SOCI2 un-chargeable battery 91 91 * Capacity: 8500mAh 92 92 * Self Discharge: <1% / Year @ 25°C ... ... @@ -95,7 +95,6 @@ 95 95 96 96 == 1.4 Applications == 97 97 98 - 99 99 * Smart Buildings & Home Automation 100 100 * Logistics and Supply Chain Management 101 101 * Smart Metering ... ... @@ -107,20 +107,15 @@ 107 107 108 108 109 109 95 +== 1.5 Pin Definitions == 110 110 111 -== 1.5 Pin Definitions & Switch == 112 - 113 - 114 114 N95S31B use the mother board from NBSN95 which as below. 115 115 116 - 117 117 [[image:image-20220709144723-1.png]] 118 118 119 119 120 - 121 121 === 1.5.1 Jumper JP2 === 122 122 123 - 124 124 Power on Device when put this jumper. 125 125 126 126 ... ... @@ -127,20 +127,14 @@ 127 127 128 128 === 1.5.2 BOOT MODE / SW1 === 129 129 110 +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. 130 130 131 -((( 132 -**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. 133 -))) 112 +2) Flash: work mode, device starts to work and send out console output for further debug 134 134 135 -((( 136 -**2) Flash:** work mode, device starts to work and send out console output for further debug 137 -))) 138 138 139 139 140 - 141 141 === 1.5.3 Reset Button === 142 142 143 - 144 144 Press to reboot the device. 145 145 146 146 ... ... @@ -147,18 +147,13 @@ 147 147 148 148 === 1.5.4 LED === 149 149 150 - 151 151 It will flash: 152 152 153 -1. When boot the device in flash mode 126 +1. When boot the device in flash mode 127 +1. Send an uplink packet 154 154 155 -2. Send an uplink packet 156 - 157 - 158 - 159 159 = 2. Use N95S31B to communicate with IoT Server = 160 160 161 - 162 162 == 2.1 How it works == 163 163 164 164 ... ... @@ -175,7 +175,7 @@ 175 175 176 176 ))) 177 177 178 -[[image:16575 20100595-569.png]]147 +[[image:1657350248151-650.png]] 179 179 180 180 ((( 181 181 ... ... @@ -191,49 +191,26 @@ 191 191 [[image:image-20220709150546-2.png]] 192 192 193 193 194 - 195 195 === 2.2.1 Test Requirement === 196 196 197 197 198 -((( 199 199 To use N95S31B in your city, make sure meet below requirements: 200 -))) 201 201 202 -* ((( 203 -Your local operator has already distributed a NB-IoT Network there. 204 -))) 205 -* ((( 206 -The local NB-IoT network used the band that N95S31B supports. 207 -))) 208 -* ((( 209 -Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 210 -))) 168 +* Your local operator has already distributed a NB-IoT Network there. 169 +* The local NB-IoT network used the band that N95S31B supports. 170 +* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 211 211 212 -((( 213 213 Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 214 -))) 215 215 216 -((( 217 217 N95S31B supports different communication protocol such as : 218 -))) 219 219 220 220 ((( 221 -* ((( 222 -CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 223 -))) 224 -* ((( 225 -raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 226 -))) 227 -* ((( 228 -MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 229 -))) 230 -* ((( 231 -TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 232 -))) 177 +* CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 178 +* raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 179 +* MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 180 +* TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 233 233 234 -((( 235 235 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. 236 -))) 237 237 238 238 239 239 ))) ... ... @@ -244,7 +244,6 @@ 244 244 245 245 === 2.2.3 Insert SIM card === 246 246 247 - 248 248 ((( 249 249 Insert the NB-IoT Card get from your provider. 250 250 ))) ... ... @@ -260,27 +260,23 @@ 260 260 261 261 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 262 262 263 - 264 264 ((( 265 265 ((( 266 266 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. 267 - 268 - 269 269 ))) 270 270 ))) 271 271 272 272 [[image:1657351312545-300.png]] 273 273 216 +**Connection:** 274 274 275 -(% style="color: blue" %)**Connection:**218 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND 276 276 277 - (% style="background-color:yellow" %) **USB TTLGND <~-~-~-~->GND**220 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD 278 278 279 - **~(% style="background-color:yellow" %)USB TTLTXD <~-~-~-~-> UART_RXD(%%)**222 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD 280 280 281 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 282 282 283 - 284 284 In the PC, use below serial tool settings: 285 285 286 286 * Baud: (% style="color:green" %)**9600** ... ... @@ -295,9 +295,8 @@ 295 295 296 296 [[image:1657329814315-101.png]] 297 297 298 - 299 299 ((( 300 -(% 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]]**240 +(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]] 301 301 ))) 302 302 303 303 ... ... @@ -304,10 +304,9 @@ 304 304 305 305 === 2.2.5 Use CoAP protocol to uplink data === 306 306 247 +(% 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/]] 307 307 308 -(% 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/]]** 309 309 310 - 311 311 ((( 312 312 **Use below commands:** 313 313 ))) ... ... @@ -316,10 +316,10 @@ 316 316 (% style="color:blue" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 317 317 ))) 318 318 * ((( 319 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** 258 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 320 320 ))) 321 321 * ((( 322 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ 261 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path 323 323 ))) 324 324 325 325 ((( ... ... @@ -355,16 +355,15 @@ 355 355 356 356 === 2.2.7 Use MQTT protocol to uplink data === 357 357 358 - 359 359 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 360 360 361 -* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/ 362 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ 363 -* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/ 364 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/ 365 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/ 366 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/ 367 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/ 299 +* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 300 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port 301 +* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 302 +* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 303 +* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 304 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 305 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 368 368 369 369 [[image:1657352634421-276.png]] 370 370 ... ... @@ -371,7 +371,6 @@ 371 371 372 372 [[image:1657352645687-385.png]] 373 373 374 - 375 375 ((( 376 376 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. 377 377 ))) ... ... @@ -385,7 +385,6 @@ 385 385 386 386 === 2.2.8 Use TCP protocol to uplink data === 387 387 388 - 389 389 This feature is supported since firmware version v110 390 390 391 391 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink ... ... @@ -400,7 +400,6 @@ 400 400 401 401 === 2.2.9 Change Update Interval === 402 402 403 - 404 404 User can use below command to change the (% style="color:green" %)**uplink interval**. 405 405 406 406 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s ... ... @@ -409,76 +409,45 @@ 409 409 410 410 ))) 411 411 412 -((( 413 -(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 414 -))) 415 415 416 -((( 417 -(% 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).** 418 -))) 419 419 420 - 421 - 422 422 == 2.3 Uplink Payload == 423 423 424 424 425 -((( 426 -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. 427 -))) 352 +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. 428 428 429 429 430 -((( 431 431 For example: 432 -))) 433 433 434 -((( 435 - (% 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. 436 -))) 357 + (% 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. 437 437 438 438 439 -((( 440 440 The uplink payloads are composed in ASCII String. For example: 441 -))) 442 442 443 -((( 444 444 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 445 -))) 446 446 447 -((( 448 448 0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 449 -))) 450 450 451 451 452 -((( 453 453 (% style="color:red" %)**NOTE:** 454 -))) 455 455 456 456 (% style="color:red" %) 457 -1. ((( 458 -**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 459 -))) 460 -1. ((( 461 -**By default, the device will send an uplink message every 1 hour.** 370 +1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]]. 371 +1. By default, the device will send an uplink message every 1 hour. 462 462 463 463 464 464 465 - 466 -))) 467 467 468 468 === 2.3.1 Payload Analyze === 469 469 470 - 471 -==== 2.3.1.1 Before Firmware v1.2 ==== 472 - 473 - 474 474 N95S31B uplink payload includes in total 21 bytes 475 475 476 476 477 -(% border="1" cellspacing="0" style="background-color:#ffffcc; color:green; width:520px" %) 478 -|=(% 50px;" %)(((381 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %) 382 +|=(% style="width: 60px;" %)((( 479 479 **Size(bytes)** 480 -)))|=(% style="width: 40px;" %)**6**|=(% style="width: 20px;" %)2|=(% style="width: 20px;" %)**2**|=(% style="width:60px;" %)**1**|=(% style="width: 50px;" %)1|=(% style="width: 100px;" %)5|=(% style="width:100px;" %)**2**|=(% style="width:100px;" %)**2**481 -| =(% style="width:;" %)**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" %)(((384 +)))|=(% 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** 385 +|(% 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" %)((( 482 482 ((( 483 483 Reserve/ Same as NBSN95 CFGMOD=1 484 484 ))) ... ... @@ -486,7 +486,7 @@ 486 486 ((( 487 487 No function here. 488 488 ))) 489 -)))|(% style="width: 102px" %)(((393 +)))|(% style="width:77px" %)((( 490 490 ((( 491 491 [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 492 492 ))) ... ... @@ -494,7 +494,7 @@ 494 494 ((( 495 495 By SHT31 496 496 ))) 497 -)))|(% style="width:8 1px" %)(((401 +)))|(% style="width:80px" %)((( 498 498 ((( 499 499 [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 500 500 ))) ... ... @@ -505,8 +505,6 @@ 505 505 ))) 506 506 507 507 ((( 508 - 509 - 510 510 ((( 511 511 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 512 512 ))) ... ... @@ -516,88 +516,29 @@ 516 516 [[image:1657354294009-643.png]] 517 517 518 518 519 -The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457**421 +The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where: 520 520 521 -**where:** 423 +* Device ID: 0x724031607457 = 724031607457 424 +* Version: 0x006e=110=1.1.0 522 522 523 -* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457 426 +* BAT: 0x0ccd = 3277 mV = 3.277V 427 +* Signal: 0x1b = 27 428 +* Model: 0x01 = 1 429 +* 0x00dc000ccc= reserve, ignore in N95S31B 430 +* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 431 +* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 524 524 525 -* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0 526 - 527 -* (% style="color:#037691" %)**BAT:** (%%) 0x0ccd = 3277 mV = 3.277V 528 - 529 -* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27 530 - 531 -* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1 532 - 533 -* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B** 534 - 535 -* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C 536 - 537 -* (% style="color:#037691" %)**Humidity by SHT31:** (%%) 0x0186 = 390 = 39.0 %rh 538 - 539 539 ((( 540 540 435 +))) 541 541 542 - 437 +((( 543 543 544 544 ))) 545 545 546 -==== 2.3.1.2 Since Firmware v1.2 ==== 547 547 548 - 549 -In this mode, uplink payload includes 91 bytes in total by default. 550 - 551 -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. 552 - 553 - 554 -(% border="1" style="background-color:#ffffcc; color:green; width:520px" %) 555 -|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:25px" %)**2**|(% style="width:25px" %)**2**|(% style="width:60px" %)**1**|(% style="width:25px" %)**1**|(% style="width:50px" %)**2**|(% style="width:50px" %)**1**|(% style="width:30px" %)**2**|(% style="width:50px" %)**2**|(% style="width:50px" %)**2**|(% style="width:30px" %)**4**|(% style="width:30px" %)**2**|(% style="width:30px" %)**2**|(% style="width:30px" %)**4** 556 -|=(% 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 ..... 557 - 558 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 559 - 560 - 561 -[[image:image-20220908154949-1.png]] 562 - 563 - 564 -The payload is ASCII string, representative same HEX: 565 - 566 -**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__ ** 567 - 568 -**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__** 569 - 570 -**where:** 571 - 572 -* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782 573 - 574 -* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2 575 - 576 -* (% style="color:#037691" %)**BAT:** (%%)0x0d0f = 3343 mV = 3.343V 577 - 578 -* (% style="color:#037691" %)**Singal:**(%%) 0x0c = 12 579 - 580 -* (% style="color:#037691" %)**Mod:**(%%) 0x01 = 1 581 - 582 -* (% style="color:#037691" %)**TemDS18B20:**(%%) 0x0000= 0 = 0 583 - 584 -* (% style="color:#037691" %)**Interrupt:** (%%)0x00= 0 585 - 586 -* (% style="color:#037691" %)**adc:**(%%) 0x0030= 48 587 - 588 -* (% style="color:#037691" %)**SHTTEM:**(%%) 0x0114= 276 = 27.6 589 - 590 -* (% style="color:#037691" %)**SHTHUM:**(%%) 0x0231 =561=56.1% 591 - 592 -* (% style="color:#037691" %)**Time stamp : **(%%)0x63199d3c =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 593 - 594 -* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%) 0113023163199d12 595 - 596 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, ....... 597 - 598 598 === 2.3.2 Device ID === 599 599 600 - 601 601 ((( 602 602 By default, the Device ID equal to the last 6 bytes of IMEI. 603 603 ))) ... ... @@ -604,12 +604,10 @@ 604 604 605 605 ((( 606 606 User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 607 - 608 - 609 609 ))) 610 610 611 611 ((( 612 - (% style="color:blue" %)**Example:**453 +**Example:** 613 613 ))) 614 614 615 615 ((( ... ... @@ -617,47 +617,22 @@ 617 617 ))) 618 618 619 619 ((( 620 -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. 621 - 622 - 461 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 623 623 ))) 624 624 625 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:** 626 626 627 627 628 -By default, the Device ID equal to the last 15 bits of IMEI. 629 - 630 -User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID 631 - 632 - 633 -(% style="color:blue" %)**Example:** 634 - 635 -AT+DEUI=868411056754138 636 - 637 - 638 - 639 639 === 2.3.3 Version Info === 640 640 641 641 642 -((( 643 643 These bytes include the hardware and software version. 644 -))) 645 645 646 -((( 647 647 Higher byte: Specify hardware version: always 0x00 for N95S31B 648 -))) 649 649 650 -((( 651 651 Lower byte: Specify the software version: 0x6E=110, means firmware version 110 652 -))) 653 653 654 -((( 655 - 656 -))) 657 657 658 -((( 659 659 For example: 0x00 6E: this device is N95S31B with firmware version 110. 660 -))) 661 661 662 662 ((( 663 663 ... ... @@ -666,7 +666,6 @@ 666 666 667 667 === 2.3.4 Battery Info === 668 668 669 - 670 670 ((( 671 671 Ex1: 0x0B45 = 2885mV 672 672 ))) ... ... @@ -679,7 +679,6 @@ 679 679 680 680 === 2.3.5 Signal Strength === 681 681 682 - 683 683 ((( 684 684 NB-IoT Network signal Strength. 685 685 ))) ... ... @@ -712,7 +712,6 @@ 712 712 713 713 === 2.3.6 Temperature & Humidity === 714 714 715 - 716 716 The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 717 717 718 718 [[image:image-20220709161741-3.png]] ... ... @@ -731,9 +731,8 @@ 731 731 732 732 == 2.4 Downlink Payload == 733 733 547 +By default, NDDS75 prints the downlink payload to console port. 734 734 735 -By default, N95S31B prints the downlink payload to console port. 736 - 737 737 [[image:image-20220709100028-1.png]] 738 738 739 739 ... ... @@ -770,7 +770,7 @@ 770 770 ))) 771 771 772 772 ((( 773 -If payload = 0x04FF, it will reset the 95S31B585 +If payload = 0x04FF, it will reset the NDDS75 774 774 ))) 775 775 776 776 ... ... @@ -782,74 +782,11 @@ 782 782 783 783 784 784 785 -== 2.5 Humidityand Temperaturealarmfunction==597 +== 2.5 Battery Analysis == 786 786 599 +=== 2.5.1 Battery Type === 787 787 788 -**~ (% style="color:blue" %)➢ AT Command:(%%)** 789 789 790 - 791 -(% style="color:#037691" %)**AT+ SHHUM=min,max** 792 - 793 - 794 -² When min=0, and max≠0, Alarm higher than max 795 - 796 -² When min≠0, and max=0, Alarm lower than min 797 - 798 -² When min≠0 and max≠0, Alarm higher than max or lower than min 799 - 800 - 801 - (% style="color:blue" %)**Example:** 802 - 803 -AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 804 - 805 - 806 -(% style="color:#037691" %)**AT+ SHTEMP=min,max** 807 - 808 -² When min=0, and max≠0, Alarm higher than max 809 - 810 -² When min≠0, and max=0, Alarm lower than min 811 - 812 -² When min≠0 and max≠0, Alarm higher than max or lower than min 813 - 814 - 815 -**~ (% style="color:blue" %)Example:(%%)** 816 - 817 -AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 818 - 819 - 820 - 821 -== 2.6 Set the number of data to be uploaded and the recording time == 822 - 823 - 824 -**~ (% style="color:blue" %)➢ AT Command:(%%)** 825 - 826 -* (% 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) 827 -* (% 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. 828 - 829 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 830 - 831 -[[image:image-20221009001045-1.png||height="726" width="1009"]] 832 - 833 - 834 - 835 -== 2.7 Read or Clear cached data == 836 - 837 - 838 -**~ (% style="color:blue" %)➢ AT Command:(%%)** 839 - 840 -* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 841 -* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 842 - 843 -[[image:image-20220908163102-2.png]] 844 - 845 - 846 - 847 -== 2.8 Battery Analysis == 848 - 849 - 850 -=== 2.8.1 Battery Type === 851 - 852 - 853 853 ((( 854 854 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. 855 855 ))) ... ... @@ -872,11 +872,10 @@ 872 872 873 873 874 874 875 -=== 2. 8.2 Power consumption Analyze ===624 +=== 2.5.2 Power consumption Analyze === 876 876 877 - 878 878 ((( 879 -The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dro pbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]]627 +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. 880 880 ))) 881 881 882 882 ((( ... ... @@ -884,9 +884,8 @@ 884 884 ))) 885 885 886 886 887 -=== 2. 8.3 Battery Note ===635 +=== 2.5.3 Battery Note === 888 888 889 - 890 890 ((( 891 891 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. 892 892 ))) ... ... @@ -893,7 +893,7 @@ 893 893 894 894 895 895 896 -=== 2. 8.4 Replace the battery ===643 +=== 2.5.4 Replace the battery === 897 897 898 898 899 899 ((( ... ... @@ -909,7 +909,6 @@ 909 909 910 910 = 3. Access NB-IoT Module = 911 911 912 - 913 913 ((( 914 914 Users can directly access the AT command set of the NB-IoT module. 915 915 ))) ... ... @@ -916,8 +916,6 @@ 916 916 917 917 ((( 918 918 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/]] 919 - 920 - 921 921 ))) 922 922 923 923 [[image:1657333200519-600.png]] ... ... @@ -926,13 +926,11 @@ 926 926 927 927 = 4. Using the AT Commands = 928 928 929 - 930 930 == 4.1 Access AT Commands == 931 931 675 +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/]] 932 932 933 -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]] 934 934 935 - 936 936 AT+<CMD>? : Help on <CMD> 937 937 938 938 AT+<CMD> : Run <CMD> ... ... @@ -972,24 +972,7 @@ 972 972 973 973 AT+SERVADDR : Server Address 974 974 975 -AT+TR : Get or Set record time 976 976 977 -AT+APN : Get or set the APN 978 - 979 -AT+FBAND : Get or Set whether to automatically modify the frequency band 980 - 981 -AT+DNSCFG : Get or Set DNS Server 982 - 983 -AT+GETSENSORVALUE : Returns the current sensor measurement 984 - 985 -AT+NOUD : Get or Set the number of data to be uploaded 986 - 987 -AT+CDP : Read or Clear cached data 988 - 989 -AT+SHTEMP: Get or Set alarm of temp 990 - 991 -AT+SHHUM: Get or Set alarm of moisture 992 - 993 993 (% style="color:#037691" %)**COAP Management** 994 994 995 995 AT+URI : Resource parameters ... ... @@ -1023,7 +1023,6 @@ 1023 1023 1024 1024 = 5. FAQ = 1025 1025 1026 - 1027 1027 == 5.1 How to Upgrade Firmware == 1028 1028 1029 1029 ... ... @@ -1038,16 +1038,13 @@ 1038 1038 ((( 1039 1039 1040 1040 1041 -((( 1042 -(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 765 +(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update. 1043 1043 ))) 1044 -))) 1045 1045 1046 1046 1047 1047 1048 1048 = 6. Trouble Shooting = 1049 1049 1050 - 1051 1051 == 6.1 Connection problem when uploading firmware == 1052 1052 1053 1053 ... ... @@ -1063,7 +1063,6 @@ 1063 1063 1064 1064 == 6.2 AT Command input doesn't work == 1065 1065 1066 - 1067 1067 ((( 1068 1068 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. 1069 1069 ... ... @@ -1113,6 +1113,5 @@ 1113 1113 1114 1114 = 9. Support = 1115 1115 1116 - 1117 1117 * 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. 1118 1118 * 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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