Changes for page NLMS01-NB-IoT Leaf Moisture Sensor User Manual
Last modified by Mengting Qiu on 2024/04/02 16:54
Summary
-
Page properties (1 modified, 0 added, 0 removed)
-
Attachments (0 modified, 0 added, 1 removed)
Details
- Page properties
-
- Content
-
... ... @@ -9,24 +9,20 @@ 9 9 10 10 = 1. Introduction = 11 11 12 + 12 12 == 1.1 What is NLMS01 Leaf Moisture Sensor == 13 13 14 14 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. 17 17 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. 19 19 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 +\\NLMS01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP **(%%)for different application requirement. 22 +\\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). 23 +\\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. 21 21 22 -NLMS01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP **(%%)for different application requirement. 23 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. 27 -))) 28 - 29 - 30 30 [[image:image-20220907171221-2.png]] 31 31 32 32 ... ... @@ -33,6 +33,7 @@ 33 33 [[image:image-20220907171221-3.png]] 34 34 35 35 32 + 36 36 == 1.2 Features == 37 37 38 38 ... ... @@ -53,6 +53,7 @@ 53 53 ((( 54 54 55 55 53 + 56 56 57 57 ))) 58 58 ... ... @@ -66,14 +66,15 @@ 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 67 +* - B1 @H-FDD: 2100MHz 68 +* - B3 @H-FDD: 1800MHz 69 +* - B8 @H-FDD: 900MHz 70 +* - B5 @H-FDD: 850MHz 71 +* - B20 @H-FDD: 800MHz 72 +* - B28 @H-FDD: 700MHz 75 75 76 76 75 + 77 77 == 1.4 Probe Specification == 78 78 79 79 ... ... @@ -94,6 +94,7 @@ 94 94 * Length: 3.5 meters 95 95 96 96 96 + 97 97 == 1.5 Applications == 98 98 99 99 ... ... @@ -100,6 +100,7 @@ 100 100 * Smart Agriculture 101 101 102 102 103 + 103 103 == 1.6 Pin mapping and power on == 104 104 105 105 ... ... @@ -107,8 +107,10 @@ 107 107 108 108 **~ ** 109 109 111 + 110 110 = 2. Use NLMS01 to communicate with IoT Server = 111 111 114 + 112 112 == 2.1 How it works == 113 113 114 114 ... ... @@ -120,8 +120,10 @@ 120 120 [[image:image-20220907171221-5.png]] 121 121 122 122 126 + 123 123 == 2.2 Configure the NLMS01 == 124 124 129 + 125 125 === 2.2.1 Test Requirement === 126 126 127 127 ... ... @@ -137,6 +137,7 @@ 137 137 [[image:image-20220907171221-6.png]] 138 138 139 139 145 + 140 140 === 2.2.2 Insert SIM card === 141 141 142 142 ... ... @@ -148,6 +148,7 @@ 148 148 [[image:image-20220907171221-7.png]] 149 149 150 150 157 + 151 151 === 2.2.3 Connect USB – TTL to NLMS01 to configure it === 152 152 153 153 ... ... @@ -179,6 +179,7 @@ 179 179 (% 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]] 180 180 181 181 189 + 182 182 === 2.2.4 Use CoAP protocol to uplink data === 183 183 184 184 ... ... @@ -201,6 +201,7 @@ 201 201 [[image:image-20220907171221-10.png]] 202 202 203 203 212 + 204 204 === 2.2.5 Use UDP protocol to uplink data(Default protocol) === 205 205 206 206 ... ... @@ -217,6 +217,7 @@ 217 217 218 218 219 219 229 + 220 220 === 2.2.6 Use MQTT protocol to uplink data === 221 221 222 222 ... ... @@ -241,6 +241,7 @@ 241 241 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. 242 242 243 243 254 + 244 244 === 2.2.7 Use TCP protocol to uplink data === 245 245 246 246 ... ... @@ -268,6 +268,7 @@ 268 268 (% 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).** 269 269 270 270 282 + 271 271 == 2.3 Uplink Payload == 272 272 273 273 ... ... @@ -276,9 +276,9 @@ 276 276 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. 277 277 278 278 279 -(% border="1" style="background-color:#ffffcc; color:green; width: 520px" %)280 -| =(% 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**281 -| =(% style="width:;" %)**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 +(% border="1" style="background-color:#ffffcc; color:green; width:1251px" %) 292 +|(% style="width:96px" %)**Size(bytes)**|(% style="width:82px" %)**8**|(% style="width:42px" %)**2**|(% style="width:48px" %)**2**|(% style="width:124px" %)1|(% style="width:58px" %)1|(% style="width:82px" %)1|(% style="width:113px" %)2|(% style="width:134px" %)2|(% style="width:100px" %)4|(% style="width:137px" %)2|(% style="width:110px" %)2|(% style="width:122px" %)4 293 +|(% 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 ..... 282 282 283 283 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NLMS01 uplink data. 284 284 ... ... @@ -292,31 +292,23 @@ 292 292 293 293 where: 294 294 295 -* (% style="color:#037691" %)**Device ID:**(%%) 0xf868411056754138 = f868411056754138 307 +* Device ID: 0xf868411056754138 = f868411056754138 308 +* Version: 0x0064=100=1.0.0 309 +* BAT: 0x0c78 = 3192 mV = 3.192V 310 +* Singal: 0x17 = 23 311 +* Mod: 0x01 = 1 312 +* Interrupt: 0x00= 0 313 +* Leaf moisture: 0x0225= 549 = 54.9% 314 +* Leaf Temperature:0x010B =267=26.7 °C 315 +* Time stamp : 0x6315537b =1662342011 ([[Unix Epoch Time>>https://www.epochconverter.com/]]) 316 +* Leaf Temperature, Leaf moisture,Time stamp : 010b0226631550fb 317 +* 8 sets of recorded data: Leaf Temperature, Leaf moisture,Time stamp : 010e022663154d77,....... 296 296 297 -* (% style="color:#037691" %)**Version:**(%%) 0x0064=100=1.0.0 298 298 299 -* (% style="color:#037691" %)**BAT:** (%%)0x0c78 = 3192 mV = 3.192V 300 300 301 -* (% style="color:#037691" %)**Singal:**(%%) 0x17 = 23 302 - 303 -* (% style="color:#037691" %)**Mod:**(%%) 0x01 = 1 304 - 305 -* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0 306 - 307 -* (% style="color:#037691" %)**Leaf moisture:**(%%) 0x0225= 549 = 54.9% 308 - 309 -* (% style="color:#037691" %)**Leaf Temperature: **(%%)0x010B =267=26.7 °C 310 - 311 -* (% style="color:#037691" %)**Time stamp :** (%%)0x6315537b =1662342011 ([[Unix Epoch Time>>https://www.epochconverter.com/]]) 312 - 313 -* (% style="color:#037691" %)**Leaf Temperature, Leaf moisture,Time stamp : **(%%)010b0226631550fb 314 - 315 -* (% style="color:#037691" %)**8 sets of recorded data: **(%%)Leaf Temperature, Leaf moisture,Time stamp : 010e022663154d77,....... 316 - 317 - 318 318 == 2.4 Payload Explanation and Sensor Interface == 319 319 323 + 320 320 === 2.4.1 Device ID === 321 321 322 322 ... ... @@ -332,6 +332,7 @@ 332 332 The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID. 333 333 334 334 339 + 335 335 === 2.4.2 Version Info === 336 336 337 337 ... ... @@ -340,6 +340,7 @@ 340 340 For example: 0x00 64 : this device is NLMS01 with firmware version 1.0.0. 341 341 342 342 348 + 343 343 === 2.4.3 Battery Info === 344 344 345 345 ... ... @@ -350,6 +350,7 @@ 350 350 Ex2: 0x0B49 = 2889mV 351 351 352 352 359 + 353 353 === 2.4.4 Signal Strength === 354 354 355 355 ... ... @@ -369,6 +369,7 @@ 369 369 **99** Not known or not detectable 370 370 371 371 379 + 372 372 === 2.4.5 Leaf moisture === 373 373 374 374 ... ... @@ -379,6 +379,7 @@ 379 379 (% style="color:blue" %)**0229(H) = 549(D) /100 = 54.9.** 380 380 381 381 390 + 382 382 === 2.4.6 Leaf Temperature === 383 383 384 384 ... ... @@ -391,6 +391,7 @@ 391 391 If payload is **FF7EH**: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/10 = -12.9 °C 392 392 393 393 403 + 394 394 === 2.4.7 Timestamp === 395 395 396 396 ... ... @@ -399,6 +399,7 @@ 399 399 Convert Unix timestamp to time 2022-9-5 9:40:11. 400 400 401 401 412 + 402 402 === 2.4.8 Digital Interrupt === 403 403 404 404 ... ... @@ -417,6 +417,7 @@ 417 417 0x(01): Interrupt Uplink Packet. 418 418 419 419 431 + 420 420 === 2.4.9 +5V Output === 421 421 422 422 ... ... @@ -429,6 +429,7 @@ 429 429 Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.** ** 430 430 431 431 444 + 432 432 == 2.5 Downlink Payload == 433 433 434 434 ... ... @@ -461,6 +461,7 @@ 461 461 Downlink Payload: 06000003, Set AT+INTMOD=3 462 462 463 463 477 + 464 464 == 2.6 LED Indicator == 465 465 466 466 ... ... @@ -472,6 +472,7 @@ 472 472 * For each uplink probe, LED will be on for 500ms. 473 473 474 474 489 + 475 475 == 2.7 Installation == 476 476 477 477 ... ... @@ -481,6 +481,7 @@ 481 481 [[image:image-20220907171221-19.png]] 482 482 483 483 499 + 484 484 == 2.8 Moisture and Temperature alarm function == 485 485 486 486 ... ... @@ -513,6 +513,7 @@ 513 513 AT+ TEMPALARM=20,30 ~/~/ Alarm when temperature lower than 20. 514 514 515 515 532 + 516 516 == 2.9 Set the number of data to be uploaded and the recording time == 517 517 518 518 ... ... @@ -521,11 +521,8 @@ 521 521 * (% 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) 522 522 * (% 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. 523 523 524 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 525 525 526 -[[image:image-20221009001002-1.png||height="706" width="982"]] 527 527 528 - 529 529 == 2.10 Read or Clear cached data == 530 530 531 531 ... ... @@ -537,6 +537,7 @@ 537 537 [[image:image-20220907171221-20.png]] 538 538 539 539 554 + 540 540 == 2.11 Firmware Change Log == 541 541 542 542 ... ... @@ -545,14 +545,61 @@ 545 545 Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 546 546 547 547 548 -== 2.12 Battery & Power Consumption == 549 549 564 +== 2.12 Battery Analysis == 550 550 551 -NLMS01 uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace. 552 552 553 - [[**BatteryInfo & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]].567 +=== 2.12.1 Battery Type === 554 554 555 555 570 +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. 571 + 572 +The battery is designed to last for several years depends on the actually use environment and update interval. 573 + 574 +The battery related documents as below: 575 + 576 +* [[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 577 +* [[Lithium-Thionyl Chloride Battery datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 578 +* [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 579 + 580 +[[image:image-20220907171221-21.png]] 581 + 582 + 583 + 584 +=== 2.12.2 Power consumption Analyze === 585 + 586 + 587 +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. 588 + 589 +Instruction to use as below: 590 + 591 +(% 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/]] 592 + 593 +(% style="color:blue" %)**Step 2: **(%%) Open it and choose 594 + 595 +* Product Model 596 +* Uplink Interval 597 +* Working Mode 598 + 599 +And the Life expectation in difference case will be shown on the right. 600 + 601 +[[image:image-20220907171221-22.jpeg]] 602 + 603 + 604 +=== 2.12.3 Battery Note === 605 + 606 + 607 +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. 608 + 609 + 610 + 611 +=== 2.12.4 Replace the battery === 612 + 613 + 614 +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). 615 + 616 + 617 + 556 556 = 3. Access NB-IoT Module = 557 557 558 558 ... ... @@ -564,97 +564,101 @@ 564 564 [[image:image-20220907171221-23.png]] 565 565 566 566 629 + 567 567 = 4. Using the AT Commands = 568 568 632 + 569 569 == 4.1 Access AT Commands == 570 570 571 571 572 572 See this link for detail: [[https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]] 573 573 574 -AT+<CMD>? : 638 +AT+<CMD>? : Help on <CMD> 575 575 576 -AT+<CMD> :Run <CMD>640 +AT+<CMD> : Run <CMD> 577 577 578 -AT+<CMD>=<value>: 642 +AT+<CMD>=<value> : Set the value 579 579 580 -AT+<CMD>=? :Get the value644 +AT+<CMD>=? : Get the value 581 581 582 582 583 583 (% style="color:#037691" %)**General Commands** 584 584 585 -AT :Attention649 +AT : Attention 586 586 587 -AT? :Short Help651 +AT? : Short Help 588 588 589 -ATZ :MCU Reset653 +ATZ : MCU Reset 590 590 591 -AT+TDC : 655 +AT+TDC : Application Data Transmission Interval 592 592 593 -AT+CFG : 657 +AT+CFG : Print all configurations 594 594 595 -AT+CFGMOD : 659 +AT+CFGMOD : Working mode selection 596 596 597 -AT+INTMOD : 661 +AT+INTMOD : Set the trigger interrupt mode 598 598 599 -AT+5VT :Set extend the time of 5V power663 +AT+5VT : Set extend the time of 5V power 600 600 601 -AT+PRO :Choose agreement665 +AT+PRO : Choose agreement 602 602 603 -AT+RXDL :Extend the sending and receiving time667 +AT+RXDL : Extend the sending and receiving time 604 604 605 -AT+SERVADDR :Server Address669 +AT+SERVADDR : Server Address 606 606 607 -AT+APN :Get or set the APN671 +AT+APN : Get or set the APN 608 608 609 -AT+FBAND :Get or Set whether to automatically modify the frequency band673 +AT+FBAND : Get or Set whether to automatically modify the frequency band 610 610 611 -AT+DNSCFG : Get or Set DNS Server 675 +AT+DNSCFG : Get or Set DNS Server 612 612 613 613 AT+GETSENSORVALUE : Returns the current sensor measurement 614 614 615 -AT+TR : 679 +AT+TR : Get or Set record time" 616 616 617 -AT+NOUD : 681 +AT+NOUD : Get or Set the number of data to be uploaded 618 618 619 -AT+CDP : 683 +AT+CDP : Read or Clear cached data 620 620 621 -AT+TEMPALARM : 685 +AT+TEMPALARM : Get or Set alarm of temp 622 622 623 -AT+HUMALARM : humidity687 +AT+HUMALARM : Get or Set alarm of PH 624 624 625 625 626 626 (% style="color:#037691" %)**COAP Management** 627 627 628 -AT+URI : 692 +AT+URI : Resource parameters 629 629 630 630 631 631 (% style="color:#037691" %)**UDP Management** 632 632 633 -AT+CFM : 697 +AT+CFM : Upload confirmation mode (only valid for UDP) 634 634 635 635 636 636 (% style="color:#037691" %)**MQTT Management** 637 637 638 -AT+CLIENT : 702 +AT+CLIENT : Get or Set MQTT client 639 639 640 -AT+UNAME : Get or Set MQTT Username 704 +AT+UNAME : Get or Set MQTT Username 641 641 642 -AT+PWD 706 +AT+PWD : Get or Set MQTT password 643 643 644 -AT+PUBTOPIC :Get or Set MQTT publish topic708 +AT+PUBTOPIC : Get or Set MQTT publish topic 645 645 646 -AT+SUBTOPIC :Get or Set MQTT subscription topic710 +AT+SUBTOPIC : Get or Set MQTT subscription topic 647 647 648 648 649 649 (% style="color:#037691" %)**Information** 650 650 651 -AT+FDR :Factory Data Reset715 +AT+FDR : Factory Data Reset 652 652 653 -AT+PWORD :Serial Access Password717 +AT+PWORD : Serial Access Password 654 654 655 655 720 + 656 656 = 5. FAQ = 657 657 723 + 658 658 == 5.1 How to Upgrade Firmware == 659 659 660 660 ... ... @@ -666,8 +666,10 @@ 666 666 (% style="color:red" %)**Notice, NLMS01 and LLMS01 share the same mother board. They use the same connection and method to update.** 667 667 668 668 735 + 669 669 = 6. Trouble Shooting = 670 670 738 + 671 671 == 6.1 Connection problem when uploading firmware == 672 672 673 673 ... ... @@ -674,6 +674,7 @@ 674 674 **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]] 675 675 676 676 745 + 677 677 == 6.2 AT Command input doesn't work == 678 678 679 679 ... ... @@ -680,12 +680,7 @@ 680 680 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. 681 681 682 682 683 -== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". == 684 684 685 - 686 -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]]//**. 687 - 688 - 689 689 = 7. Order Info = 690 690 691 691 ... ... @@ -692,6 +692,7 @@ 692 692 Part Number**:** NLMS01 693 693 694 694 759 + 695 695 = 8. Packing Info = 696 696 697 697
- image-20221009001002-1.png
-
- Author
-
... ... @@ -1,1 +1,0 @@ 1 -XWiki.Edwin - Size
-
... ... @@ -1,1 +1,0 @@ 1 -282.9 KB - Content