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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... ... @@ -68,9 +68,6 @@ 68 68 * Micro SIM card slot for NB-IoT SIM 69 69 * 8500mAh Battery for long term use 70 70 71 - 72 - 73 - 74 74 == 1.3 Specification == 75 75 76 76 ... ... @@ -79,8 +79,6 @@ 79 79 * Supply Voltage: 2.1v ~~ 3.6v 80 80 * Operating Temperature: -40 ~~ 85°C 81 81 82 - 83 - 84 84 (% style="color:#037691" %)**NB-IoT Spec:** 85 85 86 86 * - B1 @H-FDD: 2100MHz ... ... @@ -90,8 +90,6 @@ 90 90 * - B20 @H-FDD: 800MHz 91 91 * - B28 @H-FDD: 700MHz 92 92 93 - 94 - 95 95 (% style="color:#037691" %)**Battery:** 96 96 97 97 * Li/SOCI2 un-chargeable battery ... ... @@ -100,9 +100,6 @@ 100 100 * Max continuously current: 130mA 101 101 * Max boost current: 2A, 1 second 102 102 103 - 104 - 105 - 106 106 == 1.4 Applications == 107 107 108 108 ... ... @@ -163,9 +163,6 @@ 163 163 1. When boot the device in flash mode 164 164 1. Send an uplink packet 165 165 166 - 167 - 168 - 169 169 = 2. Use N95S31B to communicate with IoT Server = 170 170 171 171 ... ... @@ -365,6 +365,7 @@ 365 365 366 366 === 2.2.7 Use MQTT protocol to uplink data === 367 367 355 + 368 368 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 369 369 370 370 * (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink ... ... @@ -380,6 +380,7 @@ 380 380 381 381 [[image:1657352645687-385.png]] 382 382 371 + 383 383 ((( 384 384 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. 385 385 ))) ... ... @@ -393,6 +393,7 @@ 393 393 394 394 === 2.2.8 Use TCP protocol to uplink data === 395 395 385 + 396 396 This feature is supported since firmware version v110 397 397 398 398 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink ... ... @@ -407,6 +407,7 @@ 407 407 408 408 === 2.2.9 Change Update Interval === 409 409 400 + 410 410 User can use below command to change the (% style="color:green" %)**uplink interval**. 411 411 412 412 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s ... ... @@ -415,8 +415,11 @@ 415 415 416 416 ))) 417 417 409 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 418 418 411 +**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).** 419 419 413 + 420 420 == 2.3 Uplink Payload == 421 421 422 422 ... ... @@ -453,10 +453,10 @@ 453 453 454 454 (% style="color:red" %) 455 455 1. ((( 456 -All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]]. 450 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 457 457 ))) 458 458 1. ((( 459 -By default, the device will send an uplink message every 1 hour. 453 +**By default, the device will send an uplink message every 1 hour.** 460 460 461 461 462 462 ... ... @@ -465,6 +465,7 @@ 465 465 466 466 === 2.3.1 Payload Analyze === 467 467 462 + 468 468 N95S31B uplink payload includes in total 21 bytes 469 469 470 470 ... ... @@ -499,6 +499,8 @@ 499 499 ))) 500 500 501 501 ((( 497 + 498 + 502 502 ((( 503 503 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 504 504 ))) ... ... @@ -525,12 +525,41 @@ 525 525 ))) 526 526 527 527 ((( 528 - 525 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 529 529 ))) 530 530 528 +In this mode, uplink payload includes 91 bytes in total by default. 531 531 530 +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 + 532 532 === 2.3.2 Device ID === 533 533 559 + 534 534 ((( 535 535 By default, the Device ID equal to the last 6 bytes of IMEI. 536 536 ))) ... ... @@ -549,12 +549,25 @@ 549 549 550 550 ((( 551 551 The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 578 + 579 + 552 552 ))) 553 553 582 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 554 554 555 555 585 +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 + 556 556 === 2.3.3 Version Info === 557 557 596 + 558 558 ((( 559 559 These bytes include the hardware and software version. 560 560 ))) ... ... @@ -582,6 +582,7 @@ 582 582 583 583 === 2.3.4 Battery Info === 584 584 624 + 585 585 ((( 586 586 Ex1: 0x0B45 = 2885mV 587 587 ))) ... ... @@ -594,6 +594,7 @@ 594 594 595 595 === 2.3.5 Signal Strength === 596 596 637 + 597 597 ((( 598 598 NB-IoT Network signal Strength. 599 599 ))) ... ... @@ -626,6 +626,7 @@ 626 626 627 627 === 2.3.6 Temperature & Humidity === 628 628 670 + 629 629 The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 630 630 631 631 [[image:image-20220709161741-3.png]] ... ... @@ -644,6 +644,7 @@ 644 644 645 645 == 2.4 Downlink Payload == 646 646 689 + 647 647 By default, N95S31B prints the downlink payload to console port. 648 648 649 649 [[image:image-20220709100028-1.png]] ... ... @@ -693,12 +693,59 @@ 693 693 ))) 694 694 695 695 739 +== 2.5 Humidity and Temperature alarm function == 696 696 697 - ==2.5Battery Analysis ==741 +➢ AT Command: 698 698 699 - === 2.5.1 BatteryType===743 +AT+ SHHUM=min,max 700 700 745 +² When min=0, and max≠0, Alarm higher than max 701 701 747 +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 + 702 702 ((( 703 703 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. 704 704 ))) ... ... @@ -721,10 +721,11 @@ 721 721 722 722 723 723 724 -=== 2. 5.2 Power consumption Analyze ===814 +=== 2.8.2 Power consumption Analyze === 725 725 816 + 726 726 ((( 727 -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. 728 728 ))) 729 729 730 730 ((( ... ... @@ -732,8 +732,9 @@ 732 732 ))) 733 733 734 734 735 -=== 2. 5.3 Battery Note ===826 +=== 2.8.3 Battery Note === 736 736 828 + 737 737 ((( 738 738 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. 739 739 ))) ... ... @@ -740,7 +740,7 @@ 740 740 741 741 742 742 743 -=== 2. 5.4 Replace the battery ===835 +=== 2.8.4 Replace the battery === 744 744 745 745 746 746 ((( ... ... @@ -756,6 +756,7 @@ 756 756 757 757 = 3. Access NB-IoT Module = 758 758 851 + 759 759 ((( 760 760 Users can directly access the AT command set of the NB-IoT module. 761 761 ))) ... ... @@ -762,6 +762,8 @@ 762 762 763 763 ((( 764 764 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 + 765 765 ))) 766 766 767 767 [[image:1657333200519-600.png]] ... ... @@ -770,11 +770,13 @@ 770 770 771 771 = 4. Using the AT Commands = 772 772 868 + 773 773 == 4.1 Access AT Commands == 774 774 775 -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/]] 776 776 872 +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]] 777 777 874 + 778 778 AT+<CMD>? : Help on <CMD> 779 779 780 780 AT+<CMD> : Run <CMD> ... ... @@ -814,7 +814,24 @@ 814 814 815 815 AT+SERVADDR : Server Address 816 816 914 +AT+TR : Get or Set record time 817 817 916 +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 + 818 818 (% style="color:#037691" %)**COAP Management** 819 819 820 820 AT+URI : Resource parameters ... ... @@ -848,6 +848,7 @@ 848 848 849 849 = 5. FAQ = 850 850 965 + 851 851 == 5.1 How to Upgrade Firmware == 852 852 853 853 ... ... @@ -863,7 +863,7 @@ 863 863 864 864 865 865 ((( 866 -(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update. 981 +(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 867 867 ))) 868 868 ))) 869 869 ... ... @@ -871,6 +871,7 @@ 871 871 872 872 = 6. Trouble Shooting = 873 873 989 + 874 874 == 6.1 Connection problem when uploading firmware == 875 875 876 876 ... ... @@ -886,6 +886,7 @@ 886 886 887 887 == 6.2 AT Command input doesn't work == 888 888 1005 + 889 889 ((( 890 890 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. 891 891 ... ... @@ -935,5 +935,7 @@ 935 935 936 936 = 9. Support = 937 937 1055 + 938 938 * 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. 939 939 * 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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