Changes for page N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual
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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 +112,20 @@ 112 112 113 113 114 114 115 -== 1.5 Pin Definitions == 116 116 111 +== 1.5 Pin Definitions & Switch == 112 + 113 + 117 117 N95S31B use the mother board from NBSN95 which as below. 118 118 116 + 119 119 [[image:image-20220709144723-1.png]] 120 120 121 121 120 + 122 122 === 1.5.1 Jumper JP2 === 123 123 123 + 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 === 129 129 130 + 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 === 141 141 143 + 142 142 Press to reboot the device. 143 143 144 144 ... ... @@ -145,16 +145,15 @@ 145 145 146 146 === 1.5.4 LED === 147 147 150 + 148 148 It will flash: 149 149 150 150 1. When boot the device in flash mode 151 151 1. Send an uplink packet 152 152 153 - 154 - 155 - 156 156 = 2. Use N95S31B to communicate with IoT Server = 157 157 158 + 158 158 == 2.1 How it works == 159 159 160 160 ... ... @@ -171,7 +171,7 @@ 171 171 172 172 ))) 173 173 174 -[[image:1657 350248151-650.png]]175 +[[image:1657520100595-569.png]] 175 175 176 176 ((( 177 177 ... ... @@ -187,6 +187,7 @@ 187 187 [[image:image-20220709150546-2.png]] 188 188 189 189 191 + 190 190 === 2.2.1 Test Requirement === 191 191 192 192 ... ... @@ -239,6 +239,7 @@ 239 239 240 240 === 2.2.3 Insert SIM card === 241 241 244 + 242 242 ((( 243 243 Insert the NB-IoT Card get from your provider. 244 244 ))) ... ... @@ -254,14 +254,18 @@ 254 254 255 255 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 256 256 260 + 257 257 ((( 258 258 ((( 259 259 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. 264 + 265 + 260 260 ))) 261 261 ))) 262 262 263 263 [[image:1657351312545-300.png]] 264 264 271 + 265 265 **Connection:** 266 266 267 267 (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND ... ... @@ -285,8 +285,9 @@ 285 285 286 286 [[image:1657329814315-101.png]] 287 287 295 + 288 288 ((( 289 -(% 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/]]297 +(% 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]]** 290 290 ))) 291 291 292 292 ... ... @@ -293,9 +293,10 @@ 293 293 294 294 === 2.2.5 Use CoAP protocol to uplink data === 295 295 296 -(% 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/]] 297 297 305 +(% 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/]]** 298 298 307 + 299 299 ((( 300 300 **Use below commands:** 301 301 ))) ... ... @@ -343,6 +343,7 @@ 343 343 344 344 === 2.2.7 Use MQTT protocol to uplink data === 345 345 355 + 346 346 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 347 347 348 348 * (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink ... ... @@ -358,6 +358,7 @@ 358 358 359 359 [[image:1657352645687-385.png]] 360 360 371 + 361 361 ((( 362 362 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. 363 363 ))) ... ... @@ -371,6 +371,7 @@ 371 371 372 372 === 2.2.8 Use TCP protocol to uplink data === 373 373 385 + 374 374 This feature is supported since firmware version v110 375 375 376 376 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink ... ... @@ -385,6 +385,7 @@ 385 385 386 386 === 2.2.9 Change Update Interval === 387 387 400 + 388 388 User can use below command to change the (% style="color:green" %)**uplink interval**. 389 389 390 390 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s ... ... @@ -393,35 +393,60 @@ 393 393 394 394 ))) 395 395 409 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 396 396 411 +**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).** 397 397 413 + 398 398 == 2.3 Uplink Payload == 399 399 400 400 401 -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. 417 +((( 418 +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. 419 +))) 402 402 403 403 422 +((( 404 404 For example: 424 +))) 405 405 406 - (% 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. 426 +((( 427 + (% 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. 428 +))) 407 407 408 408 431 +((( 409 409 The uplink payloads are composed in ASCII String. For example: 433 +))) 410 410 435 +((( 411 411 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 437 +))) 412 412 439 +((( 413 413 0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 441 +))) 414 414 415 415 444 +((( 416 416 (% style="color:red" %)**NOTE:** 446 +))) 417 417 418 418 (% style="color:red" %) 419 -1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]]. 420 -1. By default, the device will send an uplink message every 1 hour. 449 +1. ((( 450 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 451 +))) 452 +1. ((( 453 +**By default, the device will send an uplink message every 1 hour.** 421 421 422 422 456 + 457 + 458 +))) 459 + 423 423 === 2.3.1 Payload Analyze === 424 424 462 + 425 425 N95S31B uplink payload includes in total 21 bytes 426 426 427 427 ... ... @@ -456,6 +456,8 @@ 456 456 ))) 457 457 458 458 ((( 497 + 498 + 459 459 ((( 460 460 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 461 461 ))) ... ... @@ -482,12 +482,41 @@ 482 482 ))) 483 483 484 484 ((( 485 - 525 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 486 486 ))) 487 487 528 +In this mode, uplink payload includes 91 bytes in total by default. 488 488 530 +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. 531 + 532 +|**Size(bytes)**|**8**|2|2|1|1|2|1|2|2|2|4|2|2|4 533 +|**Value**|Device ID|Ver|BAT|Signal Strength|MOD|TemDS18B20|Interrupt|ADC|SHTTEM|SHTHUM|Time stamp |SHTTEM|SHTHUM|Time stamp ..... 534 + 535 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 536 + 537 +[[image:image-20220908154949-1.png]] 538 + 539 +The payload is ASCII string, representative same HEX: 540 + 541 +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: 542 + 543 +* (% style="color:red" %) Device ID: f868411056758782 = f868411056758782 544 +* (% style="color:blue" %) Version: 0x000c=120=1.2 545 +* (% style="color:green" %) BAT: 0x0d0f = 3343 mV = 3.343V 546 +* (% style="color:red" %) Singal: 0x0c = 12 547 +* (% style="color:blue" %) Mod: 0x01 = 1 548 +* TemDS18B20: 0x0000= 0 = 0 549 +* (% style="color:green" %)Interrupt: 0x00= 0 550 +* (% style="color:green" %)adc: 0x0030= 48 551 +* SHTTEM: 0x0114= 276 = 27.6 552 +* SHTHUM:0x0231 =561=56.1% 553 +* (% style="color:red" %) Time stamp : 0x6315537b =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 554 +* (% style="color:red" %)SHTTEM,SHTHUM,Time stamp : 0113023163199d12 555 +* 8 sets of recorded data: SHTTEM,SHTHUM,Time stamp : //**0113023163199c5e**//,....... 556 + 489 489 === 2.3.2 Device ID === 490 490 559 + 491 491 ((( 492 492 By default, the Device ID equal to the last 6 bytes of IMEI. 493 493 ))) ... ... @@ -506,21 +506,44 @@ 506 506 507 507 ((( 508 508 The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 578 + 579 + 509 509 ))) 510 510 582 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 511 511 512 512 585 +By default, the Device ID equal to the last 15 bits of IMEI. 586 + 587 +User can use **AT+DEUI** to set Device ID 588 + 589 +**Example:** 590 + 591 +AT+DEUI=868411056754138 592 + 593 + 513 513 === 2.3.3 Version Info === 514 514 515 515 597 +((( 516 516 These bytes include the hardware and software version. 599 +))) 517 517 601 +((( 518 518 Higher byte: Specify hardware version: always 0x00 for N95S31B 603 +))) 519 519 605 +((( 520 520 Lower byte: Specify the software version: 0x6E=110, means firmware version 110 607 +))) 521 521 609 +((( 610 + 611 +))) 522 522 613 +((( 523 523 For example: 0x00 6E: this device is N95S31B with firmware version 110. 615 +))) 524 524 525 525 ((( 526 526 ... ... @@ -529,6 +529,7 @@ 529 529 530 530 === 2.3.4 Battery Info === 531 531 624 + 532 532 ((( 533 533 Ex1: 0x0B45 = 2885mV 534 534 ))) ... ... @@ -541,6 +541,7 @@ 541 541 542 542 === 2.3.5 Signal Strength === 543 543 637 + 544 544 ((( 545 545 NB-IoT Network signal Strength. 546 546 ))) ... ... @@ -573,6 +573,7 @@ 573 573 574 574 === 2.3.6 Temperature & Humidity === 575 575 670 + 576 576 The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 577 577 578 578 [[image:image-20220709161741-3.png]] ... ... @@ -591,8 +591,9 @@ 591 591 592 592 == 2.4 Downlink Payload == 593 593 594 -By default, NDDS75 prints the downlink payload to console port. 595 595 690 +By default, N95S31B prints the downlink payload to console port. 691 + 596 596 [[image:image-20220709100028-1.png]] 597 597 598 598 ... ... @@ -629,7 +629,7 @@ 629 629 ))) 630 630 631 631 ((( 632 -If payload = 0x04FF, it will reset the DDS75728 +If payload = 0x04FF, it will reset the N95S31B 633 633 ))) 634 634 635 635 ... ... @@ -640,12 +640,59 @@ 640 640 ))) 641 641 642 642 739 +== 2.5 Humidity and Temperature alarm function == 643 643 644 - ==2.5Battery Analysis ==741 +➢ AT Command: 645 645 646 - === 2.5.1 BatteryType===743 +AT+ SHHUM=min,max 647 647 745 +² When min=0, and max≠0, Alarm higher than max 648 648 747 +² When min≠0, and max=0, Alarm lower than min 748 + 749 +² When min≠0 and max≠0, Alarm higher than max or lower than min 750 + 751 +Example: 752 + 753 +AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 754 + 755 + 756 +AT+ SHTEMP=min,max 757 + 758 +² When min=0, and max≠0, Alarm higher than max 759 + 760 +² When min≠0, and max=0, Alarm lower than min 761 + 762 +² When min≠0 and max≠0, Alarm higher than max or lower than min 763 + 764 +Example: 765 + 766 +AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 767 + 768 +== 2.6 Set the number of data to be uploaded and the recording time == 769 + 770 +➢ AT Command: 771 + 772 +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) 773 + 774 +AT+NOUD=8 ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded. 775 + 776 +== 2.7 Read or Clear cached data == 777 + 778 +➢ AT Command: 779 + 780 +AT+CDP ~/~/ Read cached data 781 + 782 +[[image:image-20220908163102-2.png]] 783 + 784 +AT+CDP=0 ~/~/ Clear cached data 785 + 786 +== 2.8 Battery Analysis == 787 + 788 + 789 +=== 2.8.1 Battery Type === 790 + 791 + 649 649 ((( 650 650 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. 651 651 ))) ... ... @@ -668,10 +668,11 @@ 668 668 669 669 670 670 671 -=== 2. 5.2 Power consumption Analyze ===814 +=== 2.8.2 Power consumption Analyze === 672 672 816 + 673 673 ((( 674 -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/]]818 +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. 675 675 ))) 676 676 677 677 ((( ... ... @@ -679,8 +679,9 @@ 679 679 ))) 680 680 681 681 682 -=== 2. 5.3 Battery Note ===826 +=== 2.8.3 Battery Note === 683 683 828 + 684 684 ((( 685 685 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. 686 686 ))) ... ... @@ -687,7 +687,7 @@ 687 687 688 688 689 689 690 -=== 2. 5.4 Replace the battery ===835 +=== 2.8.4 Replace the battery === 691 691 692 692 693 693 ((( ... ... @@ -703,6 +703,7 @@ 703 703 704 704 = 3. Access NB-IoT Module = 705 705 851 + 706 706 ((( 707 707 Users can directly access the AT command set of the NB-IoT module. 708 708 ))) ... ... @@ -709,6 +709,8 @@ 709 709 710 710 ((( 711 711 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/]] 858 + 859 + 712 712 ))) 713 713 714 714 [[image:1657333200519-600.png]] ... ... @@ -717,11 +717,13 @@ 717 717 718 718 = 4. Using the AT Commands = 719 719 868 + 720 720 == 4.1 Access AT Commands == 721 721 722 -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/]] 723 723 872 +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]] 724 724 874 + 725 725 AT+<CMD>? : Help on <CMD> 726 726 727 727 AT+<CMD> : Run <CMD> ... ... @@ -761,7 +761,24 @@ 761 761 762 762 AT+SERVADDR : Server Address 763 763 914 +AT+TR : Get or Set record time 764 764 916 +AT+APN : Get or set the APN 917 + 918 +AT+FBAND : Get or Set whether to automatically modify the frequency band 919 + 920 +AT+DNSCFG : Get or Set DNS Server 921 + 922 +AT+GETSENSORVALUE : Returns the current sensor measurement 923 + 924 +AT+NOUD : Get or Set the number of data to be uploaded 925 + 926 +AT+CDP : Read or Clear cached data 927 + 928 +AT+SHTEMP: Get or Set alarm of temp 929 + 930 +AT+SHHUM: Get or Set alarm of moisture 931 + 765 765 (% style="color:#037691" %)**COAP Management** 766 766 767 767 AT+URI : Resource parameters ... ... @@ -795,6 +795,7 @@ 795 795 796 796 = 5. FAQ = 797 797 965 + 798 798 == 5.1 How to Upgrade Firmware == 799 799 800 800 ... ... @@ -809,13 +809,16 @@ 809 809 ((( 810 810 811 811 812 -(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update. 980 +((( 981 +(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 813 813 ))) 983 +))) 814 814 815 815 816 816 817 817 = 6. Trouble Shooting = 818 818 989 + 819 819 == 6.1 Connection problem when uploading firmware == 820 820 821 821 ... ... @@ -831,6 +831,7 @@ 831 831 832 832 == 6.2 AT Command input doesn't work == 833 833 1005 + 834 834 ((( 835 835 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. 836 836 ... ... @@ -880,5 +880,7 @@ 880 880 881 881 = 9. Support = 882 882 1055 + 883 883 * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 884 884 * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]] 1058 +
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