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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... ... @@ -17,6 +17,7 @@ 17 17 18 18 = 1. Introduction = 19 19 20 + 20 20 == 1.1 What is N95S31B NB-IoT Sensor Node == 21 21 22 22 ((( ... ... @@ -55,6 +55,7 @@ 55 55 56 56 == 1.2 Features == 57 57 59 + 58 58 * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 59 59 * Monitor Temperature & Humidity via SHT31 60 60 * AT Commands to change parameters ... ... @@ -66,9 +66,6 @@ 66 66 * Micro SIM card slot for NB-IoT SIM 67 67 * 8500mAh Battery for long term use 68 68 69 - 70 - 71 - 72 72 == 1.3 Specification == 73 73 74 74 ... ... @@ -77,7 +77,6 @@ 77 77 * Supply Voltage: 2.1v ~~ 3.6v 78 78 * Operating Temperature: -40 ~~ 85°C 79 79 80 - 81 81 (% style="color:#037691" %)**NB-IoT Spec:** 82 82 83 83 * - B1 @H-FDD: 2100MHz ... ... @@ -87,7 +87,6 @@ 87 87 * - B20 @H-FDD: 800MHz 88 88 * - B28 @H-FDD: 700MHz 89 89 90 - 91 91 (% style="color:#037691" %)**Battery:** 92 92 93 93 * Li/SOCI2 un-chargeable battery ... ... @@ -96,11 +96,9 @@ 96 96 * Max continuously current: 130mA 97 97 * Max boost current: 2A, 1 second 98 98 99 - 100 - 101 - 102 102 == 1.4 Applications == 103 103 98 + 104 104 * Smart Buildings & Home Automation 105 105 * Logistics and Supply Chain Management 106 106 * Smart Metering ... ... @@ -112,15 +112,21 @@ 112 112 113 113 114 114 115 -== 1.5 Pin Definitions == 116 116 111 + 112 +== 1.5 Pin Definitions & Switch == 113 + 114 + 117 117 N95S31B use the mother board from NBSN95 which as below. 118 118 117 + 119 119 [[image:image-20220709144723-1.png]] 120 120 121 121 121 + 122 122 === 1.5.1 Jumper JP2 === 123 123 124 + 124 124 Power on Device when put this jumper. 125 125 126 126 ... ... @@ -127,6 +127,7 @@ 127 127 128 128 === 1.5.2 BOOT MODE / SW1 === 129 129 131 + 130 130 ((( 131 131 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. 132 132 ))) ... ... @@ -139,6 +139,7 @@ 139 139 140 140 === 1.5.3 Reset Button === 141 141 144 + 142 142 Press to reboot the device. 143 143 144 144 ... ... @@ -145,6 +145,7 @@ 145 145 146 146 === 1.5.4 LED === 147 147 151 + 148 148 It will flash: 149 149 150 150 1. When boot the device in flash mode ... ... @@ -152,6 +152,7 @@ 152 152 153 153 = 2. Use N95S31B to communicate with IoT Server = 154 154 159 + 155 155 == 2.1 How it works == 156 156 157 157 ... ... @@ -168,7 +168,7 @@ 168 168 169 169 ))) 170 170 171 -[[image:1657 350248151-650.png]]176 +[[image:1657520100595-569.png]] 172 172 173 173 ((( 174 174 ... ... @@ -184,26 +184,49 @@ 184 184 [[image:image-20220709150546-2.png]] 185 185 186 186 192 + 187 187 === 2.2.1 Test Requirement === 188 188 189 189 196 +((( 190 190 To use N95S31B in your city, make sure meet below requirements: 198 +))) 191 191 192 -* Your local operator has already distributed a NB-IoT Network there. 193 -* The local NB-IoT network used the band that N95S31B supports. 194 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 200 +* ((( 201 +Your local operator has already distributed a NB-IoT Network there. 202 +))) 203 +* ((( 204 +The local NB-IoT network used the band that N95S31B supports. 205 +))) 206 +* ((( 207 +Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 208 +))) 195 195 210 +((( 196 196 Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 212 +))) 197 197 214 +((( 198 198 N95S31B supports different communication protocol such as : 216 +))) 199 199 200 200 ((( 201 -* CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 202 -* raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 203 -* MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 204 -* TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 219 +* ((( 220 +CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 221 +))) 222 +* ((( 223 +raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 224 +))) 225 +* ((( 226 +MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 227 +))) 228 +* ((( 229 +TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 230 +))) 205 205 232 +((( 206 206 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. 234 +))) 207 207 208 208 209 209 ))) ... ... @@ -214,6 +214,7 @@ 214 214 215 215 === 2.2.3 Insert SIM card === 216 216 245 + 217 217 ((( 218 218 Insert the NB-IoT Card get from your provider. 219 219 ))) ... ... @@ -229,14 +229,18 @@ 229 229 230 230 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 231 231 261 + 232 232 ((( 233 233 ((( 234 234 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. 265 + 266 + 235 235 ))) 236 236 ))) 237 237 238 238 [[image:1657351312545-300.png]] 239 239 272 + 240 240 **Connection:** 241 241 242 242 (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND ... ... @@ -260,8 +260,9 @@ 260 260 261 261 [[image:1657329814315-101.png]] 262 262 296 + 263 263 ((( 264 -(% 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/]]298 +(% 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]]** 265 265 ))) 266 266 267 267 ... ... @@ -268,9 +268,10 @@ 268 268 269 269 === 2.2.5 Use CoAP protocol to uplink data === 270 270 271 -(% 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/]] 272 272 306 +(% 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/]]** 273 273 308 + 274 274 ((( 275 275 **Use below commands:** 276 276 ))) ... ... @@ -318,6 +318,7 @@ 318 318 319 319 === 2.2.7 Use MQTT protocol to uplink data === 320 320 356 + 321 321 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 322 322 323 323 * (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink ... ... @@ -333,6 +333,7 @@ 333 333 334 334 [[image:1657352645687-385.png]] 335 335 372 + 336 336 ((( 337 337 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. 338 338 ))) ... ... @@ -346,6 +346,7 @@ 346 346 347 347 === 2.2.8 Use TCP protocol to uplink data === 348 348 386 + 349 349 This feature is supported since firmware version v110 350 350 351 351 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink ... ... @@ -360,6 +360,7 @@ 360 360 361 361 === 2.2.9 Change Update Interval === 362 362 401 + 363 363 User can use below command to change the (% style="color:green" %)**uplink interval**. 364 364 365 365 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s ... ... @@ -368,43 +368,76 @@ 368 368 369 369 ))) 370 370 410 +((( 411 +(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 412 +))) 371 371 414 +((( 415 +(% 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).** 416 +))) 372 372 418 + 419 + 373 373 == 2.3 Uplink Payload == 374 374 375 375 376 -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. 423 +((( 424 +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. 425 +))) 377 377 378 378 428 +((( 379 379 For example: 430 +))) 380 380 381 - (% 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. 432 +((( 433 + (% 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. 434 +))) 382 382 383 383 437 +((( 384 384 The uplink payloads are composed in ASCII String. For example: 439 +))) 385 385 441 +((( 386 386 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 443 +))) 387 387 445 +((( 388 388 0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 447 +))) 389 389 390 390 450 +((( 391 391 (% style="color:red" %)**NOTE:** 452 +))) 392 392 393 393 (% style="color:red" %) 394 -1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]]. 395 -1. By default, the device will send an uplink message every 1 hour. 455 +1. ((( 456 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 457 +))) 458 +1. ((( 459 +**By default, the device will send an uplink message every 1 hour.** 396 396 397 397 462 + 463 + 464 +))) 465 + 398 398 === 2.3.1 Payload Analyze === 399 399 468 + 469 +==== 2.3.1.1 Before Firmware v1.2 ==== 470 + 471 + 400 400 N95S31B uplink payload includes in total 21 bytes 401 401 402 402 403 -(% border=" 1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)475 +(% border="2" cellspacing="10" style="background-color:#ffffcc; color:green; width:760px" %) 404 404 |=(% style="width: 60px;" %)((( 405 405 **Size(bytes)** 406 -)))|=(% style="width: 5 0px;" %)**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**407 -|(% 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" %)(((478 +)))|=(% 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** 479 +|(% 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" %)((( 408 408 ((( 409 409 Reserve/ Same as NBSN95 CFGMOD=1 410 410 ))) ... ... @@ -412,7 +412,7 @@ 412 412 ((( 413 413 No function here. 414 414 ))) 415 -)))|(% style="width: 77px" %)(((487 +)))|(% style="width:106px" %)((( 416 416 ((( 417 417 [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 418 418 ))) ... ... @@ -420,7 +420,7 @@ 420 420 ((( 421 421 By SHT31 422 422 ))) 423 -)))|(% style="width:8 0px" %)(((495 +)))|(% style="width:85px" %)((( 424 424 ((( 425 425 [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 426 426 ))) ... ... @@ -431,6 +431,8 @@ 431 431 ))) 432 432 433 433 ((( 506 + 507 + 434 434 ((( 435 435 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 436 436 ))) ... ... @@ -442,27 +442,82 @@ 442 442 443 443 The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where: 444 444 445 -* Device ID: 0x724031607457 = 724031607457 446 -* Version: 0x006e=110=1.1.0 519 +* Device ID: 0x724031607457 = 724031607457 447 447 448 -* BAT: 0x0ccd = 3277 mV = 3.277V 449 -* Signal: 0x1b = 27 450 -* Model: 0x01 = 1 521 +* Version: 0x006e=110=1.1.0 522 + 523 +* BAT: 0x0ccd = 3277 mV = 3.277V 524 + 525 +* Signal: 0x1b = 27 526 + 527 +* Model: 0x01 = 1 528 + 451 451 * 0x00dc000ccc= reserve, ignore in N95S31B 452 -* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 453 -* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 454 454 531 +* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 532 + 533 +* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 534 + 455 455 ((( 456 456 457 -))) 458 458 459 - (((538 + 460 460 461 461 ))) 462 462 542 +==== 2.3.1.2 Since Firmware v1.2 ==== 463 463 544 + 545 +In this mode, uplink payload includes 91 bytes in total by default. 546 + 547 +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. 548 + 549 + 550 +(% border="2" style="background-color:#ffffcc; color:green; width:1234px" %) 551 +|(% 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** 552 +|(% 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 ..... 553 + 554 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 555 + 556 + 557 +[[image:image-20220908154949-1.png]] 558 + 559 + 560 +The payload is ASCII string, representative same HEX: 561 + 562 +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: 563 + 564 +* (% style="color:red" %)Device ID: f868411056758782 = f868411056758782 565 + 566 +* (% style="color:blue" %)Version: 0x000c=120=1.2 567 + 568 +* (% style="color:green" %)BAT: 0x0d0f = 3343 mV = 3.343V 569 + 570 +* (% style="color:red" %)Singal: 0x0c = 12 571 + 572 +* (% style="color:blue" %)Mod: 0x01 = 1 573 + 574 +* TemDS18B20: 0x0000= 0 = 0 575 + 576 +* (% style="color:green" %)Interrupt: 0x00= 0 577 + 578 +* (% style="color:green" %)adc: 0x0030= 48 579 + 580 +* SHTTEM: 0x0114= 276 = 27.6 581 + 582 +* SHTHUM:0x0231 =561=56.1% 583 + 584 +* (% style="color:red" %)Time stamp : 0x6315537b =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 585 + 586 +* (% style="color:red" %)SHTTEM,SHTHUM,Time stamp : 0113023163199d12 587 + 588 +* 8 sets of recorded data: SHTTEM,SHTHUM,Time stamp : //**0113023163199c5e**//,....... 589 + 590 + 591 + 464 464 === 2.3.2 Device ID === 465 465 594 + 466 466 ((( 467 467 By default, the Device ID equal to the last 6 bytes of IMEI. 468 468 ))) ... ... @@ -469,10 +469,13 @@ 469 469 470 470 ((( 471 471 User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 601 + 602 + 472 472 ))) 473 473 474 474 ((( 475 -**Example:** 606 +* 607 +** (% style="color:blue" %)Example: 476 476 ))) 477 477 478 478 ((( ... ... @@ -480,22 +480,48 @@ 480 480 ))) 481 481 482 482 ((( 483 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 615 +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. 616 + 617 + 484 484 ))) 485 485 620 +(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:** 486 486 487 487 623 +By default, the Device ID equal to the last 15 bits of IMEI. 624 + 625 +User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID 626 + 627 + 628 +* 629 +** (% style="color:blue" %)Example: 630 + 631 +AT+DEUI=868411056754138 632 + 633 + 634 + 488 488 === 2.3.3 Version Info === 489 489 490 490 638 +((( 491 491 These bytes include the hardware and software version. 640 +))) 492 492 642 +((( 493 493 Higher byte: Specify hardware version: always 0x00 for N95S31B 644 +))) 494 494 646 +((( 495 495 Lower byte: Specify the software version: 0x6E=110, means firmware version 110 648 +))) 496 496 650 +((( 651 + 652 +))) 497 497 654 +((( 498 498 For example: 0x00 6E: this device is N95S31B with firmware version 110. 656 +))) 499 499 500 500 ((( 501 501 ... ... @@ -504,6 +504,7 @@ 504 504 505 505 === 2.3.4 Battery Info === 506 506 665 + 507 507 ((( 508 508 Ex1: 0x0B45 = 2885mV 509 509 ))) ... ... @@ -516,6 +516,7 @@ 516 516 517 517 === 2.3.5 Signal Strength === 518 518 678 + 519 519 ((( 520 520 NB-IoT Network signal Strength. 521 521 ))) ... ... @@ -548,6 +548,7 @@ 548 548 549 549 === 2.3.6 Temperature & Humidity === 550 550 711 + 551 551 The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 552 552 553 553 [[image:image-20220709161741-3.png]] ... ... @@ -566,8 +566,9 @@ 566 566 567 567 == 2.4 Downlink Payload == 568 568 569 -By default, NDDS75 prints the downlink payload to console port. 570 570 731 +By default, N95S31B prints the downlink payload to console port. 732 + 571 571 [[image:image-20220709100028-1.png]] 572 572 573 573 ... ... @@ -604,7 +604,7 @@ 604 604 ))) 605 605 606 606 ((( 607 -If payload = 0x04FF, it will reset the DDS75769 +If payload = 0x04FF, it will reset the N95S31B 608 608 ))) 609 609 610 610 ... ... @@ -616,11 +616,73 @@ 616 616 617 617 618 618 619 -== 2.5 BatteryAnalysis==781 +== 2.5 Humidity and Temperature alarm function == 620 620 621 -=== 2.5.1 Battery Type === 622 622 784 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 623 623 786 + 787 +(% style="color:#037691" %)**AT+ SHHUM=min,max** 788 + 789 + 790 +² When min=0, and max≠0, Alarm higher than max 791 + 792 +² When min≠0, and max=0, Alarm lower than min 793 + 794 +² When min≠0 and max≠0, Alarm higher than max or lower than min 795 + 796 + 797 + (% style="color:blue" %)**Example:** 798 + 799 +AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 800 + 801 + 802 +(% style="color:#037691" %)**AT+ SHTEMP=min,max** 803 + 804 +² When min=0, and max≠0, Alarm higher than max 805 + 806 +² When min≠0, and max=0, Alarm lower than min 807 + 808 +² When min≠0 and max≠0, Alarm higher than max or lower than min 809 + 810 + 811 +**~ (% style="color:blue" %)Example:(%%)** 812 + 813 +AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 814 + 815 + 816 + 817 +== 2.6 Set the number of data to be uploaded and the recording time == 818 + 819 + 820 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 821 + 822 +* (% 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) 823 +* (% 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. 824 + 825 + 826 + 827 + 828 +== 2.7 Read or Clear cached data == 829 + 830 + 831 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 832 + 833 +* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 834 +* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 835 + 836 + 837 + 838 +[[image:image-20220908163102-2.png]] 839 + 840 + 841 + 842 +== 2.8 Battery Analysis == 843 + 844 + 845 +=== 2.8.1 Battery Type === 846 + 847 + 624 624 ((( 625 625 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. 626 626 ))) ... ... @@ -643,10 +643,11 @@ 643 643 644 644 645 645 646 -=== 2. 5.2 Power consumption Analyze ===870 +=== 2.8.2 Power consumption Analyze === 647 647 872 + 648 648 ((( 649 -The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dr agino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]]874 +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. 650 650 ))) 651 651 652 652 ((( ... ... @@ -654,8 +654,9 @@ 654 654 ))) 655 655 656 656 657 -=== 2. 5.3 Battery Note ===882 +=== 2.8.3 Battery Note === 658 658 884 + 659 659 ((( 660 660 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. 661 661 ))) ... ... @@ -662,7 +662,7 @@ 662 662 663 663 664 664 665 -=== 2. 5.4 Replace the battery ===891 +=== 2.8.4 Replace the battery === 666 666 667 667 668 668 ((( ... ... @@ -678,6 +678,7 @@ 678 678 679 679 = 3. Access NB-IoT Module = 680 680 907 + 681 681 ((( 682 682 Users can directly access the AT command set of the NB-IoT module. 683 683 ))) ... ... @@ -684,6 +684,8 @@ 684 684 685 685 ((( 686 686 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/]] 914 + 915 + 687 687 ))) 688 688 689 689 [[image:1657333200519-600.png]] ... ... @@ -692,11 +692,13 @@ 692 692 693 693 = 4. Using the AT Commands = 694 694 924 + 695 695 == 4.1 Access AT Commands == 696 696 697 -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/]] 698 698 928 +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]] 699 699 930 + 700 700 AT+<CMD>? : Help on <CMD> 701 701 702 702 AT+<CMD> : Run <CMD> ... ... @@ -736,7 +736,24 @@ 736 736 737 737 AT+SERVADDR : Server Address 738 738 970 +AT+TR : Get or Set record time 739 739 972 +AT+APN : Get or set the APN 973 + 974 +AT+FBAND : Get or Set whether to automatically modify the frequency band 975 + 976 +AT+DNSCFG : Get or Set DNS Server 977 + 978 +AT+GETSENSORVALUE : Returns the current sensor measurement 979 + 980 +AT+NOUD : Get or Set the number of data to be uploaded 981 + 982 +AT+CDP : Read or Clear cached data 983 + 984 +AT+SHTEMP: Get or Set alarm of temp 985 + 986 +AT+SHHUM: Get or Set alarm of moisture 987 + 740 740 (% style="color:#037691" %)**COAP Management** 741 741 742 742 AT+URI : Resource parameters ... ... @@ -770,6 +770,7 @@ 770 770 771 771 = 5. FAQ = 772 772 1021 + 773 773 == 5.1 How to Upgrade Firmware == 774 774 775 775 ... ... @@ -784,13 +784,16 @@ 784 784 ((( 785 785 786 786 787 -(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update. 1036 +((( 1037 +(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 788 788 ))) 1039 +))) 789 789 790 790 791 791 792 792 = 6. Trouble Shooting = 793 793 1045 + 794 794 == 6.1 Connection problem when uploading firmware == 795 795 796 796 ... ... @@ -806,6 +806,7 @@ 806 806 807 807 == 6.2 AT Command input doesn't work == 808 808 1061 + 809 809 ((( 810 810 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. 811 811 ... ... @@ -855,5 +855,10 @@ 855 855 856 856 = 9. Support = 857 857 1111 + 858 858 * 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. 859 859 * 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]] 1114 + 1115 + 1116 + 1117 +
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