Last modified by Mengting Qiu on 2024/04/02 16:54
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From version < 38.16 >
edited by Xiaoling
on 2023/04/24 09:20
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... ... @@ -9,21 +9,23 @@
9 9  
10 10  = 1.  Introduction =
11 11  
12 +
12 12  == 1.1 ​ What is NLMS01 Leaf Moisture Sensor ==
13 13  
14 14  
15 15  (((
16 16  The Dragino NLMS01 is a (% style="color:blue" %)**NB-IOT Leaf Moisture Sensor**(%%) for IoT of Agriculture. It is designed to measure the leaf moisture and temperature, so to send to the platform to analyze the leaf status such as : watering, moisturizing, dew, frozen. The probe is IP67 waterproof.
18 +)))
17 17  
20 +(((
18 18  NLMS01 detects leaf's(% style="color:blue" %)** moisture and temperature use FDR method**(%%), it senses the dielectric constant cause by liquid over the leaf surface, and cover the value to leaf moisture. The probe is design in a leaf shape to best simulate the real leaf characterizes. The probe has as density as 15 leaf vein lines per centimeter which make it can senses small drop and more accuracy.
22 +)))
19 19  
24 +(((
20 20  NarrowBand-Internet of Things (NB-IoT) is a standards-based low power wide area (LPWA) technology developed to enable a wide range of new IoT devices and services. NB-IoT significantly improves the power consumption of user devices, system capacity and spectrum efficiency, especially in deep coverage.
21 -
22 -NLMS01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP  **(%%)for different application requirement.
23 -
24 -NLMS01 is powered by  (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method).
25 -
26 -To use NLMS01, user needs to check if there is NB-IoT coverage in local area and with the bands NLMS01 supports. If the local operate support it, user needs to get a (% style="color:blue" %)**NB-IoT SIM card**(%%) from local operator and install NLMS01 to get NB-IoT network connection.
26 +\\NLMS01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP  **(%%)for different application requirement.
27 +\\NLMS01 is powered by  (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method).
28 +\\To use NLMS01, user needs to check if there is NB-IoT coverage in local area and with the bands NLMS01 supports. If the local operate support it, user needs to get a (% style="color:blue" %)**NB-IoT SIM card**(%%) from local operator and install NLMS01 to get NB-IoT network connection.
27 27  )))
28 28  
29 29  
... ... @@ -33,6 +33,7 @@
33 33  ​ [[image:image-20220907171221-3.png]]
34 34  
35 35  
38 +
36 36  == ​1.2  Features ==
37 37  
38 38  
... ... @@ -66,15 +66,13 @@
66 66  
67 67  (% style="color:#037691" %)**NB-IoT Spec:**
68 68  
69 -* B1 @H-FDD: 2100MHz
70 -* B3 @H-FDD: 1800MHz
71 -* B8 @H-FDD: 900MHz
72 -* B5 @H-FDD: 850MHz
73 -* B20 @H-FDD: 800MHz
74 -* B28 @H-FDD: 700MHz
72 +* - B1 @H-FDD: 2100MHz
73 +* - B3 @H-FDD: 1800MHz
74 +* - B8 @H-FDD: 900MHz
75 +* - B5 @H-FDD: 850MHz
76 +* - B20 @H-FDD: 800MHz
77 +* - B28 @H-FDD: 700MHz
75 75  
76 -
77 -
78 78  == 1.4  Probe Specification ==
79 79  
80 80  
... ... @@ -94,15 +94,11 @@
94 94  * IP67 Protection
95 95  * Length: 3.5 meters
96 96  
97 -
98 -
99 99  == 1.5 ​ Applications ==
100 100  
101 101  
102 102  * Smart Agriculture
103 103  
104 -
105 -
106 106  == 1.6  Pin mapping and power on ==
107 107  
108 108  
... ... @@ -110,8 +110,10 @@
110 110  
111 111  **~ **
112 112  
110 +
113 113  = 2.  Use NLMS01 to communicate with IoT Server =
114 114  
113 +
115 115  == 2.1  How it works ==
116 116  
117 117  
... ... @@ -123,8 +123,10 @@
123 123  [[image:image-20220907171221-5.png]]
124 124  
125 125  
125 +
126 126  == 2.2 ​ Configure the NLMS01 ==
127 127  
128 +
128 128  === 2.2.1 Test Requirement ===
129 129  
130 130  
... ... @@ -140,6 +140,7 @@
140 140  [[image:image-20220907171221-6.png]] ​
141 141  
142 142  
144 +
143 143  === 2.2.2 Insert SIM card ===
144 144  
145 145  
... ... @@ -151,6 +151,7 @@
151 151  [[image:image-20220907171221-7.png]] ​
152 152  
153 153  
156 +
154 154  === 2.2.3 Connect USB – TTL to NLMS01 to configure it ===
155 155  
156 156  
... ... @@ -182,6 +182,7 @@
182 182  (% style="color:red" %)**Note: the valid AT Commands can be found at:  **(%%)[[**https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0**>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]]
183 183  
184 184  
188 +
185 185  === 2.2.4 Use CoAP protocol to uplink data ===
186 186  
187 187  
... ... @@ -204,6 +204,7 @@
204 204  [[image:image-20220907171221-10.png]] ​
205 205  
206 206  
211 +
207 207  === 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
208 208  
209 209  
... ... @@ -220,6 +220,7 @@
220 220  
221 221  ​
222 222  
228 +
223 223  === 2.2.6 Use MQTT protocol to uplink data ===
224 224  
225 225  
... ... @@ -244,6 +244,7 @@
244 244  MQTT protocol has a much higher power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval.
245 245  
246 246  
253 +
247 247  === 2.2.7 Use TCP protocol to uplink data ===
248 248  
249 249  
... ... @@ -271,6 +271,7 @@
271 271  (% style="color:red" %)**NOTE: By default, the device will send an uplink message every 2 hour. Each Uplink Include 8 set of records in this 2 hour (15 minute interval / record).**
272 272  
273 273  
281 +
274 274  == 2.3  Uplink Payload ==
275 275  
276 276  
... ... @@ -280,8 +280,8 @@
280 280  
281 281  
282 282  (% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
283 -|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:60px" %)**1**|(% style="width:20px" %)**1**|(% style="width:40px" %)**1**|(% style="width:40px" %)**2**|(% style="width:50px" %)**2**|(% style="width:50px" %)**4**|(% style="width:50px" %)**2**|(% style="width:40px" %)**2**|(% style="width:40px" %)**4**
284 -|=(% style="width: 96px;" %)**Value**|(% style="width:82px" %)Device ID|(% style="width:42px" %)Ver|(% style="width:48px" %)BAT|(% style="width:124px" %)Signal Strength|(% style="width:58px" %)MOD|(% style="width:82px" %)Interrupt|(% style="width:113px" %)Leaf moisture|(% style="width:134px" %)Leaf Temperature|(% style="width:100px" %)Time stamp|(% style="width:137px" %)Leaf Temperature|(% style="width:110px" %)Leaf moisture|(% style="width:122px" %)Time stamp  .....
291 +|(% style="width:45px" %)**Size(bytes)**|(% style="width:45px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:60px" %)1|(% style="width:20px" %)1|(% style="width:40px" %)1|(% style="width:40px" %)2|(% style="width:50px" %)2|(% style="width:50px" %)4|(% style="width:50px" %)2|(% style="width:40px" %)2|(% style="width:40px" %)4
292 +|(% style="width:96px" %)**Value**|(% style="width:82px" %)Device ID|(% style="width:42px" %)Ver|(% style="width:48px" %)BAT|(% style="width:124px" %)Signal Strength|(% style="width:58px" %)MOD|(% style="width:82px" %)Interrupt|(% style="width:113px" %)Leaf moisture|(% style="width:134px" %)Leaf Temperature|(% style="width:100px" %)Time stamp|(% style="width:137px" %)Leaf Temperature|(% style="width:110px" %)Leaf moisture|(% style="width:122px" %)Time stamp  .....
285 285  
286 286  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NLMS01 uplink data.
287 287  
... ... @@ -319,6 +319,7 @@
319 319  
320 320  == 2.4  Payload Explanation and Sensor Interface ==
321 321  
330 +
322 322  === 2.4.1  Device ID ===
323 323  
324 324  
... ... @@ -334,6 +334,7 @@
334 334  The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID.
335 335  
336 336  
346 +
337 337  === 2.4.2  Version Info ===
338 338  
339 339  
... ... @@ -342,6 +342,7 @@
342 342  For example: 0x00 64 : this device is NLMS01 with firmware version 1.0.0.
343 343  
344 344  
355 +
345 345  === 2.4.3  Battery Info ===
346 346  
347 347  
... ... @@ -352,6 +352,7 @@
352 352  Ex2: 0x0B49 = 2889mV
353 353  
354 354  
366 +
355 355  === 2.4.4  Signal Strength ===
356 356  
357 357  
... ... @@ -371,6 +371,7 @@
371 371  **99**    Not known or not detectable
372 372  
373 373  
386 +
374 374  === 2.4.5  Leaf moisture ===
375 375  
376 376  
... ... @@ -381,6 +381,7 @@
381 381  (% style="color:blue" %)**0229(H) = 549(D) /100 = 54.9.**
382 382  
383 383  
397 +
384 384  === 2.4.6  Leaf Temperature ===
385 385  
386 386  
... ... @@ -393,6 +393,7 @@
393 393  If payload is **FF7EH**: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/10 = -12.9 °C
394 394  
395 395  
410 +
396 396  === 2.4.7  Timestamp ===
397 397  
398 398  
... ... @@ -401,6 +401,7 @@
401 401  Convert Unix timestamp to time 2022-9-5 9:40:11.
402 402  
403 403  
419 +
404 404  === 2.4.8  Digital Interrupt ===
405 405  
406 406  
... ... @@ -419,6 +419,7 @@
419 419  0x(01): Interrupt Uplink Packet.
420 420  
421 421  
438 +
422 422  === 2.4.9  ​+5V Output ===
423 423  
424 424  
... ... @@ -431,6 +431,7 @@
431 431  Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.** **
432 432  
433 433  
451 +
434 434  == 2.5  Downlink Payload ==
435 435  
436 436  
... ... @@ -463,6 +463,7 @@
463 463  Downlink Payload: 06000003, Set AT+INTMOD=3
464 464  
465 465  
484 +
466 466  == 2.6  ​LED Indicator ==
467 467  
468 468  
... ... @@ -482,6 +482,7 @@
482 482  [[image:image-20220907171221-19.png]]
483 483  
484 484  
504 +
485 485  == 2.8  Moisture and Temperature alarm function ==
486 486  
487 487  
... ... @@ -514,6 +514,7 @@
514 514  AT+ TEMPALARM=20,30 ~/~/ Alarm when temperature lower than 20.
515 515  
516 516  
537 +
517 517  == 2.9  Set the number of data to be uploaded and the recording time ==
518 518  
519 519  
... ... @@ -538,6 +538,7 @@
538 538  [[image:image-20220907171221-20.png]]
539 539  
540 540  
562 +
541 541  == 2.11  ​Firmware Change Log ==
542 542  
543 543  
... ... @@ -546,14 +546,61 @@
546 546  Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
547 547  
548 548  
549 -== 2.12 Battery & Power Consumption ==
550 550  
572 +== 2.12  ​Battery Analysis ==
551 551  
552 -NLMS01 uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
553 553  
554 -[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
575 +=== 2.12.1  ​Battery Type ===
555 555  
556 556  
578 +The NLMS01 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.
579 +
580 +The battery is designed to last for several years depends on the actually use environment and update interval. 
581 +
582 +The battery related documents as below:
583 +
584 +* [[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
585 +* [[Lithium-Thionyl Chloride Battery datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
586 +* [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
587 +
588 +[[image:image-20220907171221-21.png]] ​
589 +
590 +
591 +
592 +=== 2.12.2  Power consumption Analyze ===
593 +
594 +
595 +Dragino battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
596 +
597 +Instruction to use as below:
598 +
599 +(% 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/]]
600 +
601 +(% style="color:blue" %)**Step 2: **(%%) Open it and choose
602 +
603 +* Product Model
604 +* Uplink Interval
605 +* Working Mode
606 +
607 +And the Life expectation in difference case will be shown on the right.
608 +
609 +[[image:image-20220907171221-22.jpeg]] ​
610 +
611 +
612 +=== 2.12.3  ​Battery Note ===
613 +
614 +
615 +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 transmit LoRa, then the battery life may be decreased.
616 +
617 +
618 +
619 +=== 2.12.4  Replace the battery ===
620 +
621 +
622 +The default battery pack of NLMS01 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).
623 +
624 +
625 +
557 557  = 3. ​ Access NB-IoT Module =
558 558  
559 559  
... ... @@ -565,8 +565,10 @@
565 565  [[image:image-20220907171221-23.png]] ​
566 566  
567 567  
637 +
568 568  = 4.  Using the AT Commands =
569 569  
640 +
570 570  == 4.1  Access AT Commands ==
571 571  
572 572  
... ... @@ -654,8 +654,10 @@
654 654  AT+PWORD :  Serial Access Password
655 655  
656 656  
728 +
657 657  = ​5.  FAQ =
658 658  
731 +
659 659  == 5.1 ​ How to Upgrade Firmware ==
660 660  
661 661  
... ... @@ -667,8 +667,10 @@
667 667  (% style="color:red" %)**Notice, NLMS01 and LLMS01 share the same mother board. They use the same connection and method to update.**
668 668  
669 669  
743 +
670 670  = 6.  Trouble Shooting =
671 671  
746 +
672 672  == 6.1  ​Connection problem when uploading firmware ==
673 673  
674 674  
... ... @@ -675,6 +675,7 @@
675 675  **Please see: **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting]]
676 676  
677 677  
753 +
678 678  == 6.2  AT Command input doesn't work ==
679 679  
680 680  
... ... @@ -681,12 +681,7 @@
681 681  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.
682 682  
683 683  
684 -== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
685 685  
686 -
687 -This means sensor is trying to join the NB-IoT network but fail. Please see this link for **//[[trouble shooting for signal strenght:99>>doc:Main.CSQ\:99,99.WebHome]]//**.
688 -
689 -
690 690  = 7. ​ Order Info =
691 691  
692 692  
... ... @@ -693,6 +693,7 @@
693 693  Part Number**:** NLMS01
694 694  
695 695  
767 +
696 696  = 8.  Packing Info =
697 697  
698 698  

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