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 ... ... @@ -21,16 +21,29 @@ 21 21 ((( 22 22 23 23 25 +((( 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*. 27 +))) 25 25 29 +((( 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. 31 +))) 27 27 33 +((( 28 28 N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement. 35 +))) 29 29 37 +((( 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). 39 +))) 31 31 41 +((( 42 + 43 +))) 32 32 45 +((( 33 33 ~* make sure you have NB-IoT coverage locally. 47 +))) 34 34 35 35 36 36 ))) ... ... @@ -41,7 +41,6 @@ 41 41 42 42 == 1.2 Features == 43 43 44 - 45 45 * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 46 46 * Monitor Temperature & Humidity via SHT31 47 47 * AT Commands to change parameters ... ... @@ -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 ... ... @@ -96,7 +96,7 @@ 96 96 97 97 98 98 99 -== 1.5 Pin Definitions == 111 +== 1.5 Pin Definitions & Switch == 100 100 101 101 N95S31B use the mother board from NBSN95 which as below. 102 102 ... ... @@ -111,9 +111,13 @@ 111 111 112 112 === 1.5.2 BOOT MODE / SW1 === 113 113 126 +((( 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. 128 +))) 115 115 130 +((( 116 116 2) Flash: work mode, device starts to work and send out console output for further debug 132 +))) 117 117 118 118 119 119 ... ... @@ -132,7 +132,6 @@ 132 132 133 133 134 134 135 - 136 136 = 2. Use N95S31B to communicate with IoT Server = 137 137 138 138 == 2.1 How it works == ... ... @@ -151,7 +151,7 @@ 151 151 152 152 ))) 153 153 154 -[[image:1657 350248151-650.png]]169 +[[image:1657520100595-569.png]] 155 155 156 156 ((( 157 157 ... ... @@ -170,24 +170,45 @@ 170 170 === 2.2.1 Test Requirement === 171 171 172 172 188 +((( 173 173 To use N95S31B in your city, make sure meet below requirements: 190 +))) 174 174 175 -* Your local operator has already distributed a NB-IoT Network there. 176 -* The local NB-IoT network used the band that N95S31B supports. 177 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 192 +* ((( 193 +Your local operator has already distributed a NB-IoT Network there. 194 +))) 195 +* ((( 196 +The local NB-IoT network used the band that N95S31B supports. 197 +))) 198 +* ((( 199 +Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 200 +))) 178 178 179 - 202 +((( 180 180 Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 204 +))) 181 181 206 +((( 182 182 N95S31B supports different communication protocol such as : 208 +))) 183 183 184 184 ((( 185 -* CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 186 -* raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 187 -* MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 188 -* TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 211 +* ((( 212 +CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 213 +))) 214 +* ((( 215 +raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 216 +))) 217 +* ((( 218 +MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 219 +))) 220 +* ((( 221 +TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 222 +))) 189 189 224 +((( 190 190 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. 226 +))) 191 191 192 192 193 193 ))) ... ... @@ -309,8 +309,8 @@ 309 309 * (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 310 310 * (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 311 311 * (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 312 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 313 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 348 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 349 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 314 314 315 315 [[image:1657352634421-276.png]] 316 316 ... ... @@ -356,48 +356,44 @@ 356 356 357 357 == 2.3 Uplink Payload == 358 358 359 -In this mode, uplink payload includes in total 14 bytes 360 360 396 +((( 397 +N95S31B 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. 398 +))) 361 361 362 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %) 363 -|=(% style="width: 60px;" %)((( 364 -**Size(bytes)** 365 -)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1** 366 -|(% 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"]] 367 367 368 368 ((( 369 - If we use the MQTT client tosubscribeto this MQTT topic, wecan see the following information when the NDDS751 uplink data.402 +For example: 370 370 ))) 371 371 405 +((( 406 + (% 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. 407 +))) 372 372 373 -[[image:1657331036973-987.png]] 374 374 375 375 ((( 376 -The payload is ASCIIstring,representative sameHEX:411 +The uplink payloads are composed in ASCII String. For example: 377 377 ))) 378 378 379 379 ((( 380 -0 x72403155615900640c6c19029200where:415 +0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 381 381 ))) 382 382 383 - *(((384 - DeviceID:0x724031556159=724031556159418 +((( 419 +0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 385 385 ))) 386 -* ((( 387 -Version: 0x0064=100=1.0.0 421 + 422 + 423 +((( 424 +(% style="color:red" %)**NOTE:** 388 388 ))) 389 389 390 -* ((( 391 -BAT: 0x0c6c = 3180 mV = 3.180V 427 +(% style="color:red" %) 428 +1. ((( 429 +All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]]. 392 392 ))) 393 -* ((( 394 -Signal: 0x19 = 25 395 -))) 396 -* ((( 397 -Distance: 0x0292= 658 mm 398 -))) 399 -* ((( 400 -Interrupt: 0x00 = 0 431 +1. ((( 432 +By default, the device will send an uplink message every 1 hour. 401 401 402 402 403 403 ... ... @@ -404,105 +404,108 @@ 404 404 405 405 ))) 406 406 407 -== 2. 4PayloadExplanation and SensorInterface==439 +=== 2.3.1 Payload Analyze === 408 408 441 +N95S31B uplink payload includes in total 21 bytes 409 409 410 -=== 2.4.1 Device ID === 411 411 444 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %) 445 +|=(% style="width: 60px;" %)((( 446 +**Size(bytes)** 447 +)))|=(% 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** 448 +|(% 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" %)((( 412 412 ((( 413 - By default, theDeviceID equal to thelast6bytes of IMEI.450 +Reserve/ Same as NBSN95 CFGMOD=1 414 414 ))) 415 415 416 416 ((( 417 - Usercanuse (% style="color:blue" %)**AT+DEUI**(%%)toset Device ID454 +No function here. 418 418 ))) 419 - 456 +)))|(% style="width:77px" %)((( 420 420 ((( 421 - **Example:**458 +[[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 422 422 ))) 423 423 424 424 ((( 425 - AT+DEUI=A84041F15612462 +By SHT31 426 426 ))) 427 - 464 +)))|(% style="width:80px" %)((( 428 428 ((( 429 - The Device ID is storednane-erasearea, Upgradethe firmwareor run **AT+FDR** won'terase Device ID.466 +[[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 430 430 ))) 431 431 432 - 433 - 434 -=== 2.4.2 Version Info === 435 - 436 436 ((( 437 - Specifythe software version: 0x64=100, means firmware version 1.00.470 +By SHT31 438 438 ))) 472 +))) 439 439 440 440 ((( 441 -For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0. 475 +((( 476 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 442 442 ))) 478 +))) 443 443 444 444 481 +[[image:1657354294009-643.png]] 445 445 446 -=== 2.4.3 Battery Info === 447 447 448 -((( 449 -Ex1: 0x0B45 = 2885mV 450 -))) 484 +The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where: 451 451 452 -((( 453 -Ex2: 0x0B49 = 2889mV 454 -))) 486 +* Device ID: 0x724031607457 = 724031607457 487 +* Version: 0x006e=110=1.1.0 455 455 489 +* BAT: 0x0ccd = 3277 mV = 3.277V 490 +* Signal: 0x1b = 27 491 +* Model: 0x01 = 1 492 +* 0x00dc000ccc= reserve, ignore in N95S31B 493 +* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 494 +* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 456 456 457 - 458 -=== 2.4.4 Signal Strength === 459 - 460 460 ((( 461 - NB-IoTNetwork signal Strength.497 + 462 462 ))) 463 463 464 464 ((( 465 - **Ex1:0x1d = 29**501 + 466 466 ))) 467 467 504 + 505 +=== 2.3.2 Device ID === 506 + 468 468 ((( 469 - (% style="color:blue"%)**0**(%%)-113dBmorless508 +By default, the Device ID equal to the last 6 bytes of IMEI. 470 470 ))) 471 471 472 472 ((( 473 -(% style="color:blue" %)** 1**(%%)-111dBm512 +User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 474 474 ))) 475 475 476 476 ((( 477 - (% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm516 +**Example:** 478 478 ))) 479 479 480 480 ((( 481 - (% style="color:blue" %)**31** (%%) -51dBm or greater520 +AT+DEUI=A84041F15612 482 482 ))) 483 483 484 484 ((( 485 - (%style="color:blue"%)**99**(%%)Notknownor notdetectable524 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 486 486 ))) 487 487 488 488 489 489 490 -=== 2. 4.5Distance===529 +=== 2.3.3 Version Info === 491 491 492 -Get the distance. Flat object range 280mm - 7500mm. 493 - 494 494 ((( 495 - Forexample,if the datayou getfrom theregisteris **__0x0B 0x05__**, the distancebetweenthesensorand the measuredobject is532 +These bytes include the hardware and software version. 496 496 ))) 497 497 498 498 ((( 499 -((( 500 -(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.** 536 +Higher byte: Specify hardware version: always 0x00 for N95S31B 501 501 ))) 502 -))) 503 503 504 504 ((( 505 - 540 +Lower byte: Specify the software version: 0x6E=110, means firmware version 110 506 506 ))) 507 507 508 508 ((( ... ... @@ -509,65 +509,81 @@ 509 509 510 510 ))) 511 511 512 -=== 2.4.6 Digital Interrupt === 513 - 514 514 ((( 515 - Digital Interruptrefers topin (% style="color:blue"%)**GPIO_EXTI**(%%),andtherearedifferent triggermethods. When thereisa trigger, theNDDS75 will send a packetto theserver.548 +For example: 0x00 6E: this device is N95S31B with firmware version 110. 516 516 ))) 517 517 518 518 ((( 519 - Thecommand is:552 + 520 520 ))) 521 521 555 + 556 +=== 2.3.4 Battery Info === 557 + 522 522 ((( 523 - (% 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]])**.**559 +Ex1: 0x0B45 = 2885mV 524 524 ))) 525 525 526 - 527 527 ((( 528 - Thelowerfourbits of this data field shows if this packet is generated by interrupt or not. Click here for the hardware and software set up.563 +Ex2: 0x0B49 = 2889mV 529 529 ))) 530 530 531 531 567 + 568 +=== 2.3.5 Signal Strength === 569 + 532 532 ((( 533 - Example:571 +NB-IoT Network signal Strength. 534 534 ))) 535 535 536 536 ((( 537 - 0x(00):Normaluplinkpacket.575 +**Ex1: 0x1d = 29** 538 538 ))) 539 539 540 540 ((( 541 - 0x(01):InterruptUplinkPacket.579 +(% style="color:blue" %)**0**(%%) -113dBm or less 542 542 ))) 543 543 544 - 545 - 546 -=== 2.4.7 +5V Output === 547 - 548 548 ((( 549 - NDDS75willenable +5Voutputbeforeallsamplinganddisablethe+5vafterall sampling.583 +(% style="color:blue" %)**1**(%%) -111dBm 550 550 ))) 551 551 552 - 553 553 ((( 554 - The5V output timean be controlledbyAT Command.587 +(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm 555 555 ))) 556 556 557 557 ((( 558 -(% style="color:blue" %)** AT+5VT=1000**591 +(% style="color:blue" %)**31** (%%) -51dBm or greater 559 559 ))) 560 560 561 561 ((( 562 - Meansset5V valid timetohave 1000ms. Sothereal5V outputwillactuallyhave1000ms+samplingtime for othersensors.595 +(% style="color:blue" %)**99** (%%) Not known or not detectable 563 563 ))) 564 564 565 565 566 566 567 -== 2. 5Downlink Payload ==600 +=== 2.3.6 Temperature & Humidity === 568 568 569 - Bydefault,NDDS75printsthedownlinkpayload toconsoleport.602 +The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 570 570 604 +[[image:image-20220709161741-3.png]] 605 + 606 + 607 +Convert the read byte to decimal and divide it by ten. 608 + 609 + 610 +**Example:** 611 + 612 +Temperature: Read:00ec (H) = 236(D) Value: 236 /10=23.6℃ 613 + 614 +Humidity: Read:0295(H)=661(D) Value: 661 / 10=66.1, So 66.1% 615 + 616 + 617 + 618 +== 2.4 Downlink Payload == 619 + 620 +By default, N95S31B prints the downlink payload to console port. 621 + 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 DDS75658 +If payload = 0x04FF, it will reset the N95S31B 608 608 ))) 609 609 610 610 ... ... @@ -616,51 +616,16 @@ 616 616 617 617 618 618 619 -== 2. 6LED Indicator ==670 +== 2.5 Battery Analysis == 620 620 672 +=== 2.5.1 Battery Type === 621 621 622 -The NDDS75 has an internal LED which is to show the status of different state. 623 623 624 - 625 -* 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) 626 -* Then the LED will be on for 1 second means device is boot normally. 627 -* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds. 628 -* For each uplink probe, LED will be on for 500ms. 629 - 630 630 ((( 631 - 676 +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. 632 632 ))) 633 633 634 - 635 - 636 -== 2.7 Firmware Change Log == 637 - 638 - 639 639 ((( 640 -Download URL & Firmware Change log 641 -))) 642 - 643 -((( 644 -[[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/]] 645 -))) 646 - 647 - 648 -((( 649 -Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 650 -))) 651 - 652 - 653 - 654 -== 2.8 Battery Analysis == 655 - 656 -=== 2.8.1 Battery Type === 657 - 658 - 659 -((( 660 -The NDDS75 battery is a combination of an 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is none-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter. 661 -))) 662 - 663 -((( 664 664 The battery is designed to last for several years depends on the actually use environment and update interval. 665 665 ))) 666 666 ... ... @@ -678,56 +678,35 @@ 678 678 679 679 680 680 681 -=== 2. 8.2 Power consumption Analyze ===697 +=== 2.5.2 Power consumption Analyze === 682 682 683 683 ((( 684 - Draginobatterypoweredproductareall runsinLow Powermode.Wehave an update battery calculatorwhichbaseonthe measurement oftherealdevice. User can usethis calculatortocheck the batterylifeandcalculatethe batterylifeifwant tousedifferenttransmit interval.700 +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. 685 685 ))) 686 686 687 - 688 688 ((( 689 - Instructionto use as below:704 + 690 690 ))) 691 691 692 -((( 693 -(% 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/]] 694 -))) 695 695 708 +=== 2.5.3 Battery Note === 696 696 697 697 ((( 698 - (%style="color:blue"%)**Step2:**(%%)Open it andchoose711 +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. 699 699 ))) 700 700 701 -* ((( 702 -Product Model 703 -))) 704 -* ((( 705 -Uplink Interval 706 -))) 707 -* ((( 708 -Working Mode 709 -))) 710 710 711 -((( 712 -And the Life expectation in difference case will be shown on the right. 713 -))) 714 714 715 - [[image:image-20220709110451-3.png]]716 +=== 2.5.4 Replace the battery === 716 716 717 717 718 - 719 -=== 2.8.3 Battery Note === 720 - 721 721 ((( 722 - TheLi-SICObattery isdesignedfor smallcurrent/long period application.It isnotgoodtouseahigh current,shortperiodtransmitmethod.Thecommendedminimumperiodforuseofthisbatteryis5minutes. If you use ashorter period time totransmitLoRa,then the batterylifemaybe decreased.720 +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. 723 723 ))) 724 724 725 725 726 - 727 -=== 2.8.4 Replace the battery === 728 - 729 729 ((( 730 -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).725 +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). 731 731 ))) 732 732 733 733 ... ... @@ -750,7 +750,7 @@ 750 750 751 751 == 4.1 Access AT Commands == 752 752 753 -See this link for detail: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N DDS75/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]748 +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/]] 754 754 755 755 756 756 AT+<CMD>? : Help on <CMD> ... ... @@ -838,8 +838,12 @@ 838 838 ))) 839 839 840 840 ((( 841 -(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update. 836 + 837 + 838 +((( 839 +(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update. 842 842 ))) 841 +))) 843 843 844 844 845 845 ... ... @@ -870,7 +870,7 @@ 870 870 = 7. Order Info = 871 871 872 872 873 -Part Number**:** (% style="color:#4f81bd" %)**N SDDS75**872 +Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY** 874 874 875 875 876 876 (% class="wikigeneratedid" %) ... ... @@ -885,7 +885,7 @@ 885 885 886 886 (% style="color:#037691" %)**Package Includes**: 887 887 888 -* NS E01DistanceDetectSensorNode x 1887 +* N95S31B NB-IoT Temperature and Humidity Sensor 889 889 * External antenna x 1 890 890 ))) 891 891 ... ... @@ -894,11 +894,10 @@ 894 894 895 895 (% style="color:#037691" %)**Dimension and weight**: 896 896 897 - 898 898 * Device Size: 13.0 x 5 x 4.5 cm 899 899 * Device Weight: 150g 900 -* Package Size / pcs : 1 5x12x 5.5cm901 -* Weight / pcs : 220g898 +* Package Size / pcs : 14.0 x 8x 5 cm 899 +* Weight / pcs : 180g 902 902 ))) 903 903 904 904 (((
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