<
From version < 38.1 >
edited by Xiaoling
on 2022/06/30 15:10
To version < 40.2 >
edited by Xiaoling
on 2022/08/18 17:56
>
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -24,6 +24,7 @@
24 24  
25 25  = 1. Introduction =
26 26  
27 +
27 27  == 1.1 What is LWL02 LoRaWAN Water Leak Sensor ==
28 28  
29 29  
... ... @@ -49,6 +49,7 @@
49 49  
50 50  == 1.2 Features ==
51 51  
53 +
52 52  * LoRaWAN Class A v1.0.3
53 53  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
54 54  * SX1262 LoRa Core
... ... @@ -61,8 +61,10 @@
61 61  
62 62  
63 63  
66 +
64 64  == 1.3 Applications ==
65 65  
69 +
66 66  * Smart Buildings & Home Automation
67 67  * Logistics and Supply Chain Management
68 68  * Smart Metering
... ... @@ -72,8 +72,10 @@
72 72  
73 73  
74 74  
79 +
75 75  == 1.4 Dimension ==
76 76  
82 +
77 77  [[image:image-20220608143952-2.png]]
78 78  
79 79  [[image:1654670405145-346.png]]
... ... @@ -82,24 +82,30 @@
82 82  
83 83  == 1.5 Firmware Change log ==
84 84  
91 +
85 85  (((
86 -LWL02 use the same firmware as LDS01.
93 +LWL02 use the same firmware as LDS01:  [[https:~~/~~/www.dropbox.com/sh/6ls5i0zsvujvbc8/AABe3V5aQXdy7zSxEdEA3DHOa?dl=0>>https://www.dropbox.com/sh/6ls5i0zsvujvbc8/AABe3V5aQXdy7zSxEdEA3DHOa?dl=0]]
87 87  )))
88 88  
89 89  (((
90 -[[LWL02 Image files – Download link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Firmware/]]
97 +
91 91  )))
92 92  
93 93  
94 94  = 2. Power ON LWL02 =
95 95  
103 +
96 96  When receive the LWL02, please open the enclosure and add 2 x AAA batteries to power it. The [[LED>>||anchor="H4.7LEDs"]] will blink when device is powered.
97 97  
98 98  
107 +
99 99  = 3. How to install LWL02 =
100 100  
110 +
101 101  (((
102 102  When install the LWL02 on wall. Please install as below so the water leak probe will be soak in water for water detect purpose. The LWL02 main body is not water proof. Please don't let water go inside the LWL02 main body.
113 +
114 +
103 103  )))
104 104  
105 105  [[image:image-20220608144447-4.png]]
... ... @@ -108,8 +108,10 @@
108 108  
109 109  = 4. Operation Mode =
110 110  
123 +
111 111  == 4.1 How it works? ==
112 112  
126 +
113 113  (((
114 114  The LWL02 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and [[power on>>||anchor="H2.PowerONLWL02"]] the LWL02. It will auto join the network via OTAA.
115 115  )))
... ... @@ -119,8 +119,10 @@
119 119  )))
120 120  
121 121  
136 +
122 122  == 4.2 Example to join LoRaWAN network ==
123 123  
139 +
124 124  Here shows an example for how to join the [[TTN V3 Network>>url:https://eu1.cloud.thethings.network/]]. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 
125 125  
126 126  [[image:1654671007127-335.png]]
... ... @@ -162,6 +162,7 @@
162 162  
163 163  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
164 164  
181 +
165 165  **Add APP EUI in the application**
166 166  
167 167  [[image:1654671794691-956.png]]
... ... @@ -180,6 +180,7 @@
180 180  [[image:1654671889112-678.png]]
181 181  
182 182  
200 +
183 183  (% style="color:blue" %)**Step 2**(%%): **[[Power on>>||anchor="H2.PowerONLWL02"]]** LWL02 and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
184 184  
185 185  
... ... @@ -201,10 +201,11 @@
201 201  
202 202  
203 203  (((
204 -Example Payload Decoder in TTN V3: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Payload/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Payload/]]
222 +Example Payload Decoder in TTN V3:  [[https:~~/~~/www.dropbox.com/sh/01rpk03gupwzkg2/AAACzAaN2I4MC-rw7oltfzUta?dl=0>>https://www.dropbox.com/sh/01rpk03gupwzkg2/AAACzAaN2I4MC-rw7oltfzUta?dl=0]]
205 205  )))
206 206  
207 207  
226 +
208 208  == 4.4 Downlink Payload ==
209 209  
210 210  
... ... @@ -218,7 +218,6 @@
218 218  |(% style="width:180px" %)[[Control ADR/DR>>||anchor="HTypeCode0xA8"]]|(% style="width:80px" %)0xA8|(% style="width:150px" %)3
219 219  |(% style="width:180px" %)[[Set Alarm Timeout>>||anchor="HTypeCode0xA9"]]|(% style="width:80px" %)0xA9|(% style="width:150px" %)4
220 220  
221 -
222 222  Example Downlink payload setting in TTN V3:
223 223  
224 224  [[image:1654673412319-976.png]]
... ... @@ -270,8 +270,10 @@
270 270  See [[Alarm Base Timeout>>||anchor="H4.6AlarmBaseonTimeout"]] for detail.
271 271  
272 272  
291 +
273 273  == 4.5 Integrate with Datacake ==
274 274  
294 +
275 275  (((
276 276  Datacake provides a human friendly interface to show the sensor data, once we have data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
277 277  )))
... ... @@ -298,10 +298,12 @@
298 298  [[image:1654674556510-911.png]]
299 299  
300 300  
321 +
301 301  == 4.6 Alarm Base on Timeout ==
302 302  
324 +
303 303  (((
304 -LWL02 can monitor the timeout for a status change, this feature can be used to monitor some event such as open fridge too long etc.
326 +LWL02 can monitor the timeout for a status change, this feature can be used to monitor some event such as monitoring water leakage duration etc.
305 305  )))
306 306  
307 307  (((
... ... @@ -317,7 +317,7 @@
317 317  )))
318 318  
319 319  * (((
320 -**AT+TTRIG=1,30 ** **~-~->** When status change from close to open, and device keep in open
342 +(% style="color:red" %)**AT+TTRIG=1,30 **(%%) **~-~->** When status change from close to open, and device keep in open
321 321  )))
322 322  
323 323  (((
... ... @@ -325,7 +325,10 @@
325 325  )))
326 326  
327 327  * (((
328 -**AT+TTIG=0,0**  **~-~->**  Default Value, disable timeout Alarm.
350 +(% style="color:red" %)**AT+TTRIG=0,0** (%%) **~-~->**  Default Value, disable timeout Alarm.
351 +
352 +
353 +
329 329  )))
330 330  
331 331  (((
... ... @@ -362,9 +362,10 @@
362 362  
363 363  (((
364 364  0xA9 00 00 00: Equal to AT+TTRIG=0,0. Disable timeout Alarm.
365 -)))
366 366  
367 367  
392 +
393 +)))
368 368  
369 369  == 4.7 LEDs ==
370 370  
... ... @@ -378,10 +378,13 @@
378 378  
379 379  
380 380  
407 +
381 381  = 5. Battery & How to replace =
382 382  
410 +
383 383  == 5.1 Battery Type and replace ==
384 384  
413 +
385 385  (((
386 386  LWL02 is equipped with 2 x AAA LR03 batteries. If the batteries running low(see 2.1v in the platform). User can buy generic AAA battery and replace it. Note:
387 387  )))
... ... @@ -408,8 +408,10 @@
408 408  [[image:1654675278044-307.png]]
409 409  
410 410  
440 +
411 411  == 5.2 Power Consumption Analyze ==
412 412  
443 +
413 413  (((
414 414  Dragino battery powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimate battery life:
415 415  )))
... ... @@ -419,12 +419,16 @@
419 419  )))
420 420  
421 421  
453 +
422 422  = 6. Use AT Command =
423 423  
456 +
424 424  == 6.1 Access AT Command ==
425 425  
459 +
426 426  LWL02 supports AT Command set. User can use a USB to TTL adapter to configure LWL02 via use AT command, as below.
427 427  
462 +
428 428  [[image:image-20220608160336-1.png]]
429 429  
430 430  
... ... @@ -447,12 +447,13 @@
447 447  
448 448  [[image:1654675618022-630.png]]
449 449  
485 +
450 450  (((
451 451  Each AT Command need to (% style="color:red" %)**add an ENTER**(%%) at the end before send.
452 452  )))
453 453  
454 454  (((
455 -When entering the first command, the (% style="color:red" %)**RED LED**(%%) will on and user can now input AT Commands. After input all needed AT Commands, please input AT+CLPM=1 to set the device to work in Low Power mode and (% style="color:red" %)**RED LED**(%%) will be off.
491 +When entering the first command, the (% style="color:red" %)**RED LED**(%%) will on and user can now input AT Commands. After input all needed AT Commands, please input **AT+CLPM=1** to set the device to work in Low Power mode and (% style="color:red" %)**RED LED**(%%) will be off.
456 456  )))
457 457  
458 458  (((
... ... @@ -460,38 +460,48 @@
460 460  )))
461 461  
462 462  
499 +
463 463  = 7. FAQ =
464 464  
502 +
465 465  == 7.1 How to upgrade the image? ==
466 466  
505 +
467 467  User can upgrade the of LWL02 for bug fix, new features, or change working region. The upgrade instruction is here: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
468 468  
469 469  
509 +
470 470  == 7.2 How to change the LoRa Frequency Bands/Region? ==
471 471  
512 +
472 472  If user has for example US915 frequency and want to change it to AS923 frequency. User can follow the introduction for [[how to upgrade image>>||anchor="H7.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
473 473  
474 474  
516 +
475 475  == 7.3 Can I disable uplink for each event to save battery life? ==
476 476  
519 +
477 477  Yes, User can use below method to disable this:
478 478  
479 -(% style="color:#4f81bd" %)**via AT Command**:
480 480  
481 -AT+DISALARM=1,  End node will only send packet in TDC time.
523 +(% style="color:blue" %)**via AT Command**:
482 482  
483 -AT+DISALARM=0,  End node will send packet in TDC time or status change for door sensor. 
525 +**(% style="color:red" %)AT+DISALARM=1**(%%),  End node will only send packet in TDC time.
484 484  
527 +**(% style="color:red" %)AT+DISALARM=0**(%%),  End node will send packet in TDC time or status change for door sensor. 
485 485  
486 -(% style="color:#4f81bd" %)**via LoRaWAN downlink Command**:
487 487  
488 -0xA701 :  Equal to AT+DISALARM=1
530 +(% style="color:blue" %)**via LoRaWAN downlink Command**:
489 489  
490 -0xA700 :  Equal to AT+DISALARM=0
532 +**(% style="color:red" %)0xA701** (%%):  Equal to AT+DISALARM=1
491 491  
534 +**(% style="color:red" %)0xA700** (%%):  Equal to AT+DISALARM=0
492 492  
536 +
537 +
493 493  = 8. Order Info =
494 494  
540 +
495 495  **Part Number: (% style="color:blue" %)LWL02-XXX(%%)**
496 496  
497 497  (% style="color:blue" %)**XXX:**
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508 508  
509 509  
510 510  
557 +
558 +
511 511  = 9. Packing Info =
512 512  
561 +
513 513  **Package Includes**:
514 514  
515 515  * LWL02 x 1
... ... @@ -516,9 +516,12 @@
516 516  
517 517  
518 518  
568 +
519 519  = 10. Support =
520 520  
571 +
521 521  * 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.
522 522  * 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:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
523 523  
575 +
524 524  
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