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Xiaoling 4.2 1 (% style="text-align:center" %)
Xiaoling 31.14 2 [[image:image-20220606151504-2.jpeg||height="554" width="554"]]
Xiaoling 1.1 3
4
5
Xiaoling 31.17 6 **Contents:**
Xiaoling 1.1 7
Xiaoling 31.17 8 {{toc/}}
Xiaoling 1.1 9
10
11
12
Xiaoling 31.17 13
14
Xiaoling 12.2 15 = 1. Introduction =
Xiaoling 1.1 16
Xiaoling 12.2 17 == 1.1 ​What is LoRaWAN Soil Moisture & EC Sensor ==
Xiaoling 1.1 18
Xiaoling 12.2 19 (((
20 The Dragino LSE01 is a (% style="color:#4f81bd" %)**LoRaWAN Soil Moisture & EC Sensor**(%%) for IoT of Agriculture. It is designed to measure the soil moisture of saline-alkali soil and loamy soil. The soil sensor uses FDR method to calculate the soil moisture with the compensation from soil temperature and conductivity. It also has been calibrated in factory for Mineral soil type.
21 )))
Xiaoling 1.1 22
Xiaoling 12.2 23 (((
24 It detects (% style="color:#4f81bd" %)**Soil Moisture**(%%), (% style="color:#4f81bd" %)**Soil Temperature**(%%) and (% style="color:#4f81bd" %)**Soil Conductivity**(%%), and uploads the value via wireless to LoRaWAN IoT Server.
25 )))
Xiaoling 1.1 26
Xiaoling 12.2 27 (((
Xiaoling 4.2 28 The LoRa wireless technology used in LES01 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
Xiaoling 12.2 29 )))
Xiaoling 4.2 30
Xiaoling 12.2 31 (((
32 LES01 is powered by (% style="color:#4f81bd" %)**4000mA or 8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 10 years.
33 )))
Xiaoling 4.2 34
Xiaoling 12.2 35 (((
Xiaoling 4.2 36 Each LES01 is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
Xiaoling 12.2 37 )))
Xiaoling 4.2 38
39
Xiaoling 12.2 40 [[image:1654503236291-817.png]]
Xiaoling 4.2 41
42
Xiaoling 13.2 43 [[image:1654503265560-120.png]]
Xiaoling 4.2 44
45
46
Xiaoling 13.3 47 == 1.2 ​Features ==
48
Xiaoling 4.2 49 * LoRaWAN 1.0.3 Class A
50 * Ultra low power consumption
51 * Monitor Soil Moisture
52 * Monitor Soil Temperature
53 * Monitor Soil Conductivity
54 * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
55 * AT Commands to change parameters
56 * Uplink on periodically
57 * Downlink to change configure
58 * IP66 Waterproof Enclosure
59 * 4000mAh or 8500mAh Battery for long term use
60
Xiaoling 13.3 61 == 1.3 Specification ==
62
Xiaoling 4.2 63 Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
64
Xiaoling 14.2 65 [[image:image-20220606162220-5.png]]
66
Xiaoling 4.2 67
68
Xiaoling 14.3 69 == ​1.4 Applications ==
Xiaoling 4.2 70
71 * Smart Agriculture
72
Xiaoling 15.6 73 (% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
74
Xiaoling 4.2 75
Xiaoling 15.6 76 == 1.5 Firmware Change log ==
77
78
Xiaoling 14.3 79 **LSE01 v1.0 :**  Release
Xiaoling 4.2 80
Xiaoling 14.3 81
82
83 = 2. Configure LSE01 to connect to LoRaWAN network =
84
85 == 2.1 How it works ==
86
Xiaoling 15.3 87 (((
Xiaoling 4.2 88 The LSE01 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LSE0150. It will automatically join the network via OTAA and start to send the sensor value
Xiaoling 15.3 89 )))
Xiaoling 4.2 90
Xiaoling 15.3 91 (((
Xiaoling 15.4 92 In case you can’t set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.​UsingtheATCommands"]].
Xiaoling 15.3 93 )))
Xiaoling 4.2 94
95
96
Xiaoling 14.4 97 == 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
Xiaoling 4.2 98
99 Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]] as a LoRaWAN gateway in this example.
100
101
Xiaoling 15.2 102 [[image:1654503992078-669.png]]
Xiaoling 4.2 103
104
105 The LG308 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
106
107
108 **Step 1**: Create a device in TTN with the OTAA keys from LSE01.
109
110 Each LSE01 is shipped with a sticker with the default device EUI as below:
111
Xiaoling 17.2 112 [[image:image-20220606163732-6.jpeg]]
Xiaoling 4.2 113
114 You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
115
116 **Add APP EUI in the application**
117
118
Xiaoling 17.2 119 [[image:1654504596150-405.png]]
Xiaoling 4.2 120
121
122
123 **Add APP KEY and DEV EUI**
124
Xiaoling 18.2 125 [[image:1654504683289-357.png]]
Xiaoling 4.2 126
127
Xiaoling 19.2 128
Xiaoling 4.2 129 **Step 2**: Power on LSE01
130
131
132 Put a Jumper on JP2 to power on the device. ( The Jumper must be in FLASH position).
133
Xiaoling 19.2 134 [[image:image-20220606163915-7.png]]
Xiaoling 4.2 135
136
137 **Step 3:** The LSE01 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
138
Xiaoling 20.2 139 [[image:1654504778294-788.png]]
Xiaoling 4.2 140
141
142
Xiaoling 20.3 143 == 2.3 Uplink Payload ==
Xiaoling 4.2 144
Xiaoling 20.3 145 === 2.3.1 MOD~=0(Default Mode) ===
Xiaoling 4.2 146
Xiaoling 4.4 147 LSE01 will uplink payload via LoRaWAN with below payload format: 
Xiaoling 4.2 148
149
150 Uplink payload includes in total 11 bytes.
151
152
Xiaoling 31.17 153 (% border="1" cellspacing="10" style="background-color:#f7faff; width:510px" %)
154 |=(((
Xiaoling 4.2 155 **Size**
156
157 **(bytes)**
Xiaoling 31.17 158 )))|=(% style="width: 46px;" %)**2**|=(% style="width: 160px;" %)**2**|=(% style="width: 104px;" %)**2**|=(% style="width: 126px;" %)**2**|=(% style="width: 159px;" %)**2**|=(% style="width: 114px;" %)**1**
Xiaoling 31.18 159 |**Value**|(% style="width:46px" %)[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(% style="width:160px" %)(((
Xiaoling 4.2 160 Temperature
161
162 (Reserve, Ignore now)
Xiaoling 31.19 163 )))|(% style="width:104px" %)[[Soil Moisture>>||anchor="H2.3.4SoilMoisture"]]|(% style="width:126px" %)[[Soil Temperature>>||anchor="H2.3.5SoilTemperature"]]|(% style="width:159px" %)[[Soil Conductivity (EC)>>||anchor="H2.3.6SoilConductivity28EC29"]]|(% style="width:114px" %)(((
Xiaoling 4.2 164 MOD & Digital Interrupt
165
166 (Optional)
167 )))
168
Xiaoling 22.2 169 [[image:1654504881641-514.png]]
Xiaoling 4.2 170
171
172
Xiaoling 22.2 173 === 2.3.2 MOD~=1(Original value) ===
174
Xiaoling 4.2 175 This mode can get the original AD value of moisture and original conductivity (with temperature drift compensation).
176
Xiaoling 31.17 177 (% border="1" cellspacing="10" style="background-color:#f7faff; width:510px" %)
178 |=(((
Xiaoling 4.2 179 **Size**
180
181 **(bytes)**
Xiaoling 31.17 182 )))|=**2**|=**2**|=**2**|=**2**|=**2**|=**1**
Xiaoling 31.20 183 |**Value**|[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(((
Xiaoling 4.2 184 Temperature
185
186 (Reserve, Ignore now)
Xiaoling 31.21 187 )))|[[Soil Moisture>>||anchor="H2.3.4SoilMoisture"]]|[[Soil Temperature>>||anchor="H2.3.5SoilTemperature"]]|[[Soil Conductivity (EC)>>||anchor="H2.3.6SoilConductivity28EC29"]](raw)|(((
Xiaoling 4.2 188 MOD & Digital Interrupt
189
190 (Optional)
191 )))
192
Xiaoling 22.2 193 [[image:1654504907647-967.png]]
Xiaoling 4.2 194
195
Xiaoling 22.2 196
197 === 2.3.3 Battery Info ===
198
Xiaoling 4.2 199 Check the battery voltage for LSE01.
200
201 Ex1: 0x0B45 = 2885mV
202
203 Ex2: 0x0B49 = 2889mV
204
205
206
Xiaoling 22.3 207 === 2.3.4 Soil Moisture ===
Xiaoling 4.2 208
209 Get the moisture content of the soil. The value range of the register is 0-10000(Decimal), divide this value by 100 to get the percentage of moisture in the soil.
210
Xiaoling 22.4 211 For example, if the data you get from the register is __0x05 0xDC__, the moisture content in the soil is
Xiaoling 4.2 212
213
Xiaoling 22.4 214 (% style="color:#4f81bd" %)**05DC(H) = 1500(D) /100 = 15%.**
Xiaoling 4.2 215
Xiaoling 22.4 216
Xiaoling 4.2 217
Xiaoling 22.5 218 === 2.3.5 Soil Temperature ===
219
Xiaoling 4.2 220 Get the temperature in the soil. The value range of the register is -4000 - +800(Decimal), divide this value by 100 to get the temperature in the soil. For example, if the data you get from the register is 0x09 0xEC, the temperature content in the soil is
221
222 **Example**:
223
224 If payload is 0105H: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/100 = 2.61 °C
225
226 If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/100 = -1.29 °C
227
228
229
Xiaoling 22.6 230 === 2.3.6 Soil Conductivity (EC) ===
231
Xiaoling 23.2 232 (((
233 Obtain (% style="color:#4f81bd" %)**__soluble salt concentration__**(%%) in soil or (% style="color:#4f81bd" %)**__soluble ion concentration in liquid fertilizer__**(%%) or (% style="color:#4f81bd" %)**__planting medium__**(%%). The value range of the register is 0 - 20000(Decimal)( Can be greater than 20000).
234 )))
Xiaoling 4.2 235
Xiaoling 23.2 236 (((
Xiaoling 4.2 237 For example, if the data you get from the register is 0x00 0xC8, the soil conductivity is 00C8(H) = 200(D) = 200 uS/cm.
Xiaoling 23.2 238 )))
Xiaoling 4.2 239
Xiaoling 23.2 240 (((
Xiaoling 4.2 241 Generally, the EC value of irrigation water is less than 800uS / cm.
Xiaoling 23.2 242 )))
Xiaoling 4.2 243
Xiaoling 23.2 244 (((
245
246 )))
Xiaoling 4.2 247
Xiaoling 23.2 248 (((
249
250 )))
251
252 === 2.3.7 MOD ===
253
Xiaoling 4.2 254 Firmware version at least v2.1 supports changing mode.
255
256 For example, bytes[10]=90
257
258 mod=(bytes[10]>>7)&0x01=1.
259
260
Xiaoling 31.23 261 **Downlink Command:**
Xiaoling 4.2 262
263 If payload = 0x0A00, workmode=0
264
265 If** **payload =** **0x0A01, workmode=1
266
267
268
Xiaoling 23.2 269 === 2.3.8 ​Decode payload in The Things Network ===
270
Xiaoling 4.2 271 While using TTN network, you can add the payload format to decode the payload.
272
273
Xiaoling 23.2 274 [[image:1654505570700-128.png]]
Xiaoling 4.2 275
276 The payload decoder function for TTN is here:
277
278 LSE01 TTN Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
279
280
Xiaoling 23.3 281 == 2.4 Uplink Interval ==
Xiaoling 4.2 282
Xiaoling 31.25 283 The LSE01 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>End Device AT Commands and Downlink Command||anchor="H4.1ChangeUplinkInterval"]]
Xiaoling 4.2 284
285 [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands#Change_Uplink_Interval>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands#Change_Uplink_Interval]]
286
287
Xiaoling 24.2 288
289 == 2.5 Downlink Payload ==
290
Xiaoling 4.2 291 By default, LSE50 prints the downlink payload to console port.
292
Xiaoling 24.2 293 [[image:image-20220606165544-8.png]]
Xiaoling 4.2 294
Xiaoling 24.2 295
Xiaoling 26.2 296 **Examples:**
Xiaoling 4.2 297
298
Xiaoling 26.2 299 * **Set TDC**
Xiaoling 4.2 300
301 If the payload=0100003C, it means set the END Node’s TDC to 0x00003C=60(S), while type code is 01.
302
303 Payload:    01 00 00 1E    TDC=30S
304
305 Payload:    01 00 00 3C    TDC=60S
306
307
Xiaoling 26.2 308 * **Reset**
Xiaoling 4.2 309
310 If payload = 0x04FF, it will reset the LSE01
311
312
Xiaoling 26.2 313 * **CFM**
Xiaoling 4.2 314
315 Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
316
317
Xiaoling 26.2 318
319 == 2.6 ​Show Data in DataCake IoT Server ==
320
Xiaoling 4.2 321 [[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
322
323
324 **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
325
326 **Step 2**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:
327
328
Xiaoling 26.2 329 [[image:1654505857935-743.png]]
Xiaoling 4.2 330
331
Xiaoling 26.2 332 [[image:1654505874829-548.png]]
Xiaoling 4.2 333
334 Step 3: Create an account or log in Datacake.
335
336 Step 4: Search the LSE01 and add DevEUI.
337
338
Xiaoling 27.2 339 [[image:1654505905236-553.png]]
Xiaoling 4.2 340
341
342 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
343
Xiaoling 28.2 344 [[image:1654505925508-181.png]]
Xiaoling 4.2 345
346
347
Xiaoling 28.4 348 == 2.7 Frequency Plans ==
Xiaoling 4.2 349
350 The LSE01 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
351
352
Xiaoling 28.5 353 === 2.7.1 EU863-870 (EU868) ===
Xiaoling 4.2 354
Xiaoling 28.5 355 (% style="color:#037691" %)** Uplink:**
356
Xiaoling 4.2 357 868.1 - SF7BW125 to SF12BW125
358
359 868.3 - SF7BW125 to SF12BW125 and SF7BW250
360
361 868.5 - SF7BW125 to SF12BW125
362
363 867.1 - SF7BW125 to SF12BW125
364
365 867.3 - SF7BW125 to SF12BW125
366
367 867.5 - SF7BW125 to SF12BW125
368
369 867.7 - SF7BW125 to SF12BW125
370
371 867.9 - SF7BW125 to SF12BW125
372
373 868.8 - FSK
374
375
Xiaoling 28.5 376 (% style="color:#037691" %)** Downlink:**
Xiaoling 4.2 377
378 Uplink channels 1-9 (RX1)
379
380 869.525 - SF9BW125 (RX2 downlink only)
381
382
383
Xiaoling 28.5 384 === 2.7.2 US902-928(US915) ===
385
Xiaoling 4.2 386 Used in USA, Canada and South America. Default use CHE=2
387
Xiaoling 28.5 388 (% style="color:#037691" %)**Uplink:**
Xiaoling 4.2 389
390 903.9 - SF7BW125 to SF10BW125
391
392 904.1 - SF7BW125 to SF10BW125
393
394 904.3 - SF7BW125 to SF10BW125
395
396 904.5 - SF7BW125 to SF10BW125
397
398 904.7 - SF7BW125 to SF10BW125
399
400 904.9 - SF7BW125 to SF10BW125
401
402 905.1 - SF7BW125 to SF10BW125
403
404 905.3 - SF7BW125 to SF10BW125
405
406
Xiaoling 28.5 407 (% style="color:#037691" %)**Downlink:**
Xiaoling 4.2 408
409 923.3 - SF7BW500 to SF12BW500
410
411 923.9 - SF7BW500 to SF12BW500
412
413 924.5 - SF7BW500 to SF12BW500
414
415 925.1 - SF7BW500 to SF12BW500
416
417 925.7 - SF7BW500 to SF12BW500
418
419 926.3 - SF7BW500 to SF12BW500
420
421 926.9 - SF7BW500 to SF12BW500
422
423 927.5 - SF7BW500 to SF12BW500
424
425 923.3 - SF12BW500(RX2 downlink only)
426
427
428
Xiaoling 28.5 429 === 2.7.3 CN470-510 (CN470) ===
430
Xiaoling 4.2 431 Used in China, Default use CHE=1
432
Xiaoling 28.5 433 (% style="color:#037691" %)**Uplink:**
Xiaoling 4.2 434
435 486.3 - SF7BW125 to SF12BW125
436
437 486.5 - SF7BW125 to SF12BW125
438
439 486.7 - SF7BW125 to SF12BW125
440
441 486.9 - SF7BW125 to SF12BW125
442
443 487.1 - SF7BW125 to SF12BW125
444
445 487.3 - SF7BW125 to SF12BW125
446
447 487.5 - SF7BW125 to SF12BW125
448
449 487.7 - SF7BW125 to SF12BW125
450
451
Xiaoling 28.5 452 (% style="color:#037691" %)**Downlink:**
Xiaoling 4.2 453
454 506.7 - SF7BW125 to SF12BW125
455
456 506.9 - SF7BW125 to SF12BW125
457
458 507.1 - SF7BW125 to SF12BW125
459
460 507.3 - SF7BW125 to SF12BW125
461
462 507.5 - SF7BW125 to SF12BW125
463
464 507.7 - SF7BW125 to SF12BW125
465
466 507.9 - SF7BW125 to SF12BW125
467
468 508.1 - SF7BW125 to SF12BW125
469
470 505.3 - SF12BW125 (RX2 downlink only)
471
472
473
Xiaoling 28.5 474 === 2.7.4 AU915-928(AU915) ===
475
Xiaoling 4.2 476 Default use CHE=2
477
Xiaoling 28.5 478 (% style="color:#037691" %)**Uplink:**
Xiaoling 4.2 479
480 916.8 - SF7BW125 to SF12BW125
481
482 917.0 - SF7BW125 to SF12BW125
483
484 917.2 - SF7BW125 to SF12BW125
485
486 917.4 - SF7BW125 to SF12BW125
487
488 917.6 - SF7BW125 to SF12BW125
489
490 917.8 - SF7BW125 to SF12BW125
491
492 918.0 - SF7BW125 to SF12BW125
493
494 918.2 - SF7BW125 to SF12BW125
495
496
Xiaoling 28.5 497 (% style="color:#037691" %)**Downlink:**
Xiaoling 4.2 498
499 923.3 - SF7BW500 to SF12BW500
500
501 923.9 - SF7BW500 to SF12BW500
502
503 924.5 - SF7BW500 to SF12BW500
504
505 925.1 - SF7BW500 to SF12BW500
506
507 925.7 - SF7BW500 to SF12BW500
508
509 926.3 - SF7BW500 to SF12BW500
510
511 926.9 - SF7BW500 to SF12BW500
512
513 927.5 - SF7BW500 to SF12BW500
514
515 923.3 - SF12BW500(RX2 downlink only)
516
517
Xiaoling 28.6 518
519 === 2.7.5 AS920-923 & AS923-925 (AS923) ===
520
Xiaoling 28.7 521 (% style="color:#037691" %)**Default Uplink channel:**
Xiaoling 4.2 522
523 923.2 - SF7BW125 to SF10BW125
524
525 923.4 - SF7BW125 to SF10BW125
526
527
Xiaoling 28.7 528 (% style="color:#037691" %)**Additional Uplink Channel**:
Xiaoling 4.2 529
530 (OTAA mode, channel added by JoinAccept message)
531
Xiaoling 28.7 532 (% style="color:#037691" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
Xiaoling 4.2 533
534 922.2 - SF7BW125 to SF10BW125
535
536 922.4 - SF7BW125 to SF10BW125
537
538 922.6 - SF7BW125 to SF10BW125
539
540 922.8 - SF7BW125 to SF10BW125
541
542 923.0 - SF7BW125 to SF10BW125
543
544 922.0 - SF7BW125 to SF10BW125
545
546
Xiaoling 28.7 547 (% style="color:#037691" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
Xiaoling 4.2 548
549 923.6 - SF7BW125 to SF10BW125
550
551 923.8 - SF7BW125 to SF10BW125
552
553 924.0 - SF7BW125 to SF10BW125
554
555 924.2 - SF7BW125 to SF10BW125
556
557 924.4 - SF7BW125 to SF10BW125
558
559 924.6 - SF7BW125 to SF10BW125
560
561
Xiaoling 28.7 562 (% style="color:#037691" %)** Downlink:**
Xiaoling 4.2 563
564 Uplink channels 1-8 (RX1)
565
566 923.2 - SF10BW125 (RX2)
567
568
569
Xiaoling 28.7 570 === 2.7.6 KR920-923 (KR920) ===
571
Xiaoling 4.2 572 Default channel:
573
574 922.1 - SF7BW125 to SF12BW125
575
576 922.3 - SF7BW125 to SF12BW125
577
578 922.5 - SF7BW125 to SF12BW125
579
580
Xiaoling 28.7 581 (% style="color:#037691" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
Xiaoling 4.2 582
583 922.1 - SF7BW125 to SF12BW125
584
585 922.3 - SF7BW125 to SF12BW125
586
587 922.5 - SF7BW125 to SF12BW125
588
589 922.7 - SF7BW125 to SF12BW125
590
591 922.9 - SF7BW125 to SF12BW125
592
593 923.1 - SF7BW125 to SF12BW125
594
595 923.3 - SF7BW125 to SF12BW125
596
597
Xiaoling 28.7 598 (% style="color:#037691" %)**Downlink:**
Xiaoling 4.2 599
600 Uplink channels 1-7(RX1)
601
602 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
603
604
605
Xiaoling 28.7 606 === 2.7.7 IN865-867 (IN865) ===
Xiaoling 4.2 607
Xiaoling 28.7 608 (% style="color:#037691" %)** Uplink:**
609
Xiaoling 4.2 610 865.0625 - SF7BW125 to SF12BW125
611
612 865.4025 - SF7BW125 to SF12BW125
613
614 865.9850 - SF7BW125 to SF12BW125
615
616
Xiaoling 28.7 617 (% style="color:#037691" %) **Downlink:**
Xiaoling 4.2 618
619 Uplink channels 1-3 (RX1)
620
621 866.550 - SF10BW125 (RX2)
622
623
624
Xiaoling 28.7 625
626 == 2.8 LED Indicator ==
627
Xiaoling 4.2 628 The LSE01 has an internal LED which is to show the status of different state.
629
630 * Blink once when device power on.
631 * Solid ON for 5 seconds once device successful Join the network.
632 * Blink once when device transmit a packet.
633
Xiaoling 31.23 634
Xiaoling 28.8 635 == 2.9 Installation in Soil ==
636
Xiaoling 4.2 637 **Measurement the soil surface**
638
639
Xiaoling 29.2 640 [[image:1654506634463-199.png]] ​
Xiaoling 4.2 641
Xiaoling 29.2 642 (((
Xiaoling 31.8 643 (((
Xiaoling 4.2 644 Choose the proper measuring position. Avoid the probe to touch rocks or hard things. Split the surface soil according to the measured deep. Keep the measured as original density. Vertical insert the probe into the soil to be measured. Make sure not shake when inserting.
Xiaoling 29.2 645 )))
Xiaoling 31.8 646 )))
Xiaoling 4.2 647
648
Xiaoling 30.2 649 [[image:1654506665940-119.png]]
Xiaoling 4.2 650
Xiaoling 31.8 651 (((
Xiaoling 4.2 652 Dig a hole with diameter > 20CM.
Xiaoling 31.8 653 )))
Xiaoling 4.2 654
Xiaoling 31.8 655 (((
Xiaoling 4.2 656 Horizontal insert the probe to the soil and fill the hole for long term measurement.
Xiaoling 31.8 657 )))
Xiaoling 4.2 658
659
Xiaoling 30.3 660 == 2.10 ​Firmware Change Log ==
Xiaoling 4.2 661
Xiaoling 31.7 662 (((
Xiaoling 4.2 663 **Firmware download link:**
Xiaoling 31.7 664 )))
Xiaoling 4.2 665
Xiaoling 31.7 666 (((
Xiaoling 4.2 667 [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
Xiaoling 31.7 668 )))
Xiaoling 4.2 669
Xiaoling 31.7 670 (((
671
672 )))
Xiaoling 4.2 673
Xiaoling 31.7 674 (((
Xiaoling 30.4 675 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
Xiaoling 31.7 676 )))
Xiaoling 4.2 677
Xiaoling 31.7 678 (((
679
680 )))
Xiaoling 4.2 681
Xiaoling 31.7 682 (((
Xiaoling 4.2 683 **V1.0.**
Xiaoling 31.7 684 )))
Xiaoling 4.2 685
Xiaoling 31.7 686 (((
Xiaoling 4.2 687 Release
Xiaoling 31.7 688 )))
Xiaoling 4.2 689
690
Xiaoling 31.2 691 == 2.11 ​Battery Analysis ==
Xiaoling 4.2 692
Xiaoling 31.2 693 === 2.11.1 ​Battery Type ===
Xiaoling 4.2 694
Xiaoling 31.6 695 (((
Xiaoling 4.2 696 The LSE01 battery is a combination of a 4000mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-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.
Xiaoling 31.6 697 )))
Xiaoling 4.2 698
Xiaoling 31.6 699 (((
Xiaoling 4.2 700 The battery is designed to last for more than 5 years for the LSN50.
Xiaoling 31.6 701 )))
Xiaoling 4.2 702
Xiaoling 31.2 703 (((
Xiaoling 31.6 704 (((
Xiaoling 31.2 705 The battery-related documents are as below:
706 )))
Xiaoling 31.6 707 )))
Xiaoling 4.2 708
Xiaoling 31.2 709 * (((
710 [[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
Xiaoling 4.2 711 )))
Xiaoling 31.2 712 * (((
713 [[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
714 )))
715 * (((
716 [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
717 )))
Xiaoling 4.2 718
Xiaoling 31.2 719 [[image:image-20220606171726-9.png]]
Xiaoling 4.2 720
721
722
Xiaoling 31.2 723 === 2.11.2 ​Battery Note ===
Xiaoling 4.2 724
Xiaoling 31.3 725 (((
Xiaoling 4.2 726 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.
Xiaoling 31.3 727 )))
Xiaoling 4.2 728
729
730
Xiaoling 31.2 731 === 2.11.3 Replace the battery ===
732
Xiaoling 31.3 733 (((
Xiaoling 4.2 734 If Battery is lower than 2.7v, user should replace the battery of LSE01.
Xiaoling 31.3 735 )))
Xiaoling 4.2 736
Xiaoling 31.3 737 (((
Xiaoling 4.2 738 You can change the battery in the LSE01.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
Xiaoling 31.3 739 )))
Xiaoling 4.2 740
Xiaoling 31.3 741 (((
Xiaoling 4.2 742 The default battery pack of LSE01 includes a ER18505 plus super capacitor. If user can’t find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
Xiaoling 31.3 743 )))
Xiaoling 4.2 744
745
746
Xiaoling 9.2 747 = 3. ​Using the AT Commands =
Xiaoling 4.2 748
Xiaoling 9.2 749 == 3.1 Access AT Commands ==
750
Xiaoling 11.4 751
Xiaoling 4.2 752 LSE01 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LSE01 for using AT command, as below.
753
Xiaoling 9.2 754 [[image:1654501986557-872.png]]
Xiaoling 4.2 755
756
757 Or if you have below board, use below connection:
758
759
Xiaoling 11.2 760 [[image:1654502005655-729.png]]
Xiaoling 4.2 761
762
763
Xiaoling 11.2 764 In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LSE01. LSE01 will output system info once power on as below:
Xiaoling 4.2 765
766
Xiaoling 11.2 767 [[image:1654502050864-459.png]]
Xiaoling 4.2 768
769
770 Below are the available commands, a more detailed AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/]]: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/]]
771
772
Xiaoling 11.4 773 (% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>? **(%%) : Help on <CMD>
Xiaoling 4.2 774
Xiaoling 11.4 775 (% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD> **(%%) : Run <CMD>
Xiaoling 4.2 776
Xiaoling 11.4 777 (% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=<value>**(%%) : Set the value
Xiaoling 4.2 778
Xiaoling 11.4 779 (% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=?**(%%)  : Get the value
Xiaoling 4.2 780
781
Xiaoling 11.6 782 (% style="color:#037691" %)**General Commands**(%%)      
Xiaoling 4.2 783
Xiaoling 11.6 784 (% style="background-color:#dcdcdc" %)**AT**(%%)  : Attention       
Xiaoling 4.2 785
Xiaoling 11.6 786 (% style="background-color:#dcdcdc" %)**AT?**(%%)  : Short Help     
Xiaoling 4.2 787
Xiaoling 11.6 788 (% style="background-color:#dcdcdc" %)**ATZ**(%%)  : MCU Reset    
Xiaoling 4.2 789
Xiaoling 11.6 790 (% style="background-color:#dcdcdc" %)**AT+TDC**(%%)  : Application Data Transmission Interval 
Xiaoling 4.2 791
792
Xiaoling 11.4 793 (% style="color:#037691" %)**Keys, IDs and EUIs management**
Xiaoling 4.2 794
Xiaoling 11.6 795 (% style="background-color:#dcdcdc" %)**AT+APPEUI**(%%)              : Application EUI      
Xiaoling 4.2 796
Xiaoling 11.6 797 (% style="background-color:#dcdcdc" %)**AT+APPKEY**(%%)              : Application Key     
Xiaoling 4.2 798
Xiaoling 11.6 799 (% style="background-color:#dcdcdc" %)**AT+APPSKEY**(%%)            : Application Session Key
Xiaoling 4.2 800
Xiaoling 11.6 801 (% style="background-color:#dcdcdc" %)**AT+DADDR**(%%)              : Device Address     
Xiaoling 4.2 802
Xiaoling 11.6 803 (% style="background-color:#dcdcdc" %)**AT+DEUI**(%%)                   : Device EUI     
Xiaoling 4.2 804
Xiaoling 11.6 805 (% style="background-color:#dcdcdc" %)**AT+NWKID**(%%)               : Network ID (You can enter this command change only after successful network connection) 
Xiaoling 4.2 806
Xiaoling 11.6 807 (% style="background-color:#dcdcdc" %)**AT+NWKSKEY**(%%)          : Network Session Key Joining and sending date on LoRa network  
Xiaoling 4.2 808
Xiaoling 11.6 809 (% style="background-color:#dcdcdc" %)**AT+CFM**(%%)  : Confirm Mode       
Xiaoling 4.2 810
Xiaoling 11.6 811 (% style="background-color:#dcdcdc" %)**AT+CFS**(%%)                     : Confirm Status       
Xiaoling 4.2 812
Xiaoling 11.6 813 (% style="background-color:#dcdcdc" %)**AT+JOIN**(%%)  : Join LoRa? Network       
Xiaoling 4.2 814
Xiaoling 11.6 815 (% style="background-color:#dcdcdc" %)**AT+NJM**(%%)  : LoRa? Network Join Mode    
Xiaoling 4.2 816
Xiaoling 11.6 817 (% style="background-color:#dcdcdc" %)**AT+NJS**(%%)                     : LoRa? Network Join Status    
Xiaoling 4.2 818
Xiaoling 11.6 819 (% style="background-color:#dcdcdc" %)**AT+RECV**(%%)                  : Print Last Received Data in Raw Format
Xiaoling 4.2 820
Xiaoling 11.6 821 (% style="background-color:#dcdcdc" %)**AT+RECVB**(%%)                : Print Last Received Data in Binary Format      
Xiaoling 4.2 822
Xiaoling 11.6 823 (% style="background-color:#dcdcdc" %)**AT+SEND**(%%)                  : Send Text Data      
Xiaoling 4.2 824
Xiaoling 11.6 825 (% style="background-color:#dcdcdc" %)**AT+SENB**(%%)                  : Send Hexadecimal Data
Xiaoling 4.2 826
827
Xiaoling 11.4 828 (% style="color:#037691" %)**LoRa Network Management**
Xiaoling 4.2 829
Xiaoling 11.6 830 (% style="background-color:#dcdcdc" %)**AT+ADR**(%%)          : Adaptive Rate
Xiaoling 4.2 831
Xiaoling 11.6 832 (% style="background-color:#dcdcdc" %)**AT+CLASS**(%%)  : LoRa Class(Currently only support class A
Xiaoling 4.2 833
Xiaoling 11.6 834 (% style="background-color:#dcdcdc" %)**AT+DCS**(%%)  : Duty Cycle Setting 
Xiaoling 4.2 835
Xiaoling 11.6 836 (% style="background-color:#dcdcdc" %)**AT+DR**(%%)  : Data Rate (Can Only be Modified after ADR=0)     
Xiaoling 4.2 837
Xiaoling 11.6 838 (% style="background-color:#dcdcdc" %)**AT+FCD**(%%)  : Frame Counter Downlink       
Xiaoling 4.2 839
Xiaoling 11.6 840 (% style="background-color:#dcdcdc" %)**AT+FCU**(%%)  : Frame Counter Uplink   
Xiaoling 4.2 841
Xiaoling 11.6 842 (% style="background-color:#dcdcdc" %)**AT+JN1DL**(%%)  : Join Accept Delay1
Xiaoling 4.2 843
Xiaoling 11.6 844 (% style="background-color:#dcdcdc" %)**AT+JN2DL**(%%)  : Join Accept Delay2
Xiaoling 4.2 845
Xiaoling 11.6 846 (% style="background-color:#dcdcdc" %)**AT+PNM**(%%)  : Public Network Mode   
Xiaoling 4.2 847
Xiaoling 11.6 848 (% style="background-color:#dcdcdc" %)**AT+RX1DL**(%%)  : Receive Delay1      
Xiaoling 4.2 849
Xiaoling 11.6 850 (% style="background-color:#dcdcdc" %)**AT+RX2DL**(%%)  : Receive Delay2      
Xiaoling 4.2 851
Xiaoling 11.6 852 (% style="background-color:#dcdcdc" %)**AT+RX2DR**(%%)  : Rx2 Window Data Rate 
Xiaoling 4.2 853
Xiaoling 11.6 854 (% style="background-color:#dcdcdc" %)**AT+RX2FQ**(%%)  : Rx2 Window Frequency
Xiaoling 4.2 855
Xiaoling 11.6 856 (% style="background-color:#dcdcdc" %)**AT+TXP**(%%)  : Transmit Power
Xiaoling 4.2 857
Xiaoling 11.6 858 (% style="background-color:#dcdcdc" %)**AT+ MOD**(%%)  : Set work mode
Xiaoling 4.2 859
860
Xiaoling 11.4 861 (% style="color:#037691" %)**Information** 
Xiaoling 4.2 862
Xiaoling 11.6 863 (% style="background-color:#dcdcdc" %)**AT+RSSI**(%%)           : RSSI of the Last Received Packet   
Xiaoling 4.2 864
Xiaoling 11.6 865 (% style="background-color:#dcdcdc" %)**AT+SNR**(%%)           : SNR of the Last Received Packet   
Xiaoling 4.2 866
Xiaoling 11.6 867 (% style="background-color:#dcdcdc" %)**AT+VER**(%%)           : Image Version and Frequency Band       
Xiaoling 4.2 868
Xiaoling 11.6 869 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%)           : Factory Data Reset
Xiaoling 4.2 870
Xiaoling 11.6 871 (% style="background-color:#dcdcdc" %)**AT+PORT**(%%)  : Application Port    
Xiaoling 4.2 872
Xiaoling 11.6 873 (% style="background-color:#dcdcdc" %)**AT+CHS**(%%)  : Get or Set Frequency (Unit: Hz) for Single Channel Mode
Xiaoling 4.2 874
Xiaoling 11.6 875 (% style="background-color:#dcdcdc" %)**AT+CHE**(%%)  : Get or Set eight channels mode, Only for US915, AU915, CN470
Xiaoling 4.2 876
877
Xiaoling 6.3 878 = ​4. FAQ =
Xiaoling 4.2 879
Xiaoling 6.3 880 == 4.1 ​How to change the LoRa Frequency Bands/Region? ==
881
Xiaoling 31.24 882 You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
Xiaoling 4.2 883 When downloading the images, choose the required image file for download. ​
884
885
Xiaoling 8.3 886 How to set up LSE01 to work in 8 channel mode By default, the frequency bands US915, AU915, CN470 work in 72 frequencies. Many gateways are 8 channel gateways, and in this case, the OTAA join time and uplink schedule is long and unpredictable while the end node is hopping in 72 frequencies.
Xiaoling 4.2 887
888
889 You can configure the end node to work in 8 channel mode by using the AT+CHE command. The 500kHz channels are always included for OTAA.
890
891
892 For example, in **US915** band, the frequency table is as below. By default, the end node will use all channels (0~~71) for OTAA Join process. After the OTAA Join, the end node will use these all channels (0~~71) to send uplink packets.
893
Xiaoling 8.2 894 [[image:image-20220606154726-3.png]]
Xiaoling 4.2 895
896 When you use the TTN network, the US915 frequency bands use are:
897
898 * 903.9 - SF7BW125 to SF10BW125
899 * 904.1 - SF7BW125 to SF10BW125
900 * 904.3 - SF7BW125 to SF10BW125
901 * 904.5 - SF7BW125 to SF10BW125
902 * 904.7 - SF7BW125 to SF10BW125
903 * 904.9 - SF7BW125 to SF10BW125
904 * 905.1 - SF7BW125 to SF10BW125
905 * 905.3 - SF7BW125 to SF10BW125
906 * 904.6 - SF8BW500
907
908 Because the end node is now hopping in 72 frequency, it makes it difficult for the devices to Join the TTN network and uplink data. To solve this issue, you can access the device via the AT commands and run:
909
Xiaoling 8.3 910 (% class="box infomessage" %)
911 (((
Xiaoling 4.2 912 **AT+CHE=2**
Xiaoling 8.3 913 )))
Xiaoling 4.2 914
Xiaoling 8.3 915 (% class="box infomessage" %)
916 (((
Xiaoling 4.2 917 **ATZ**
Xiaoling 8.3 918 )))
Xiaoling 4.2 919
920 to set the end node to work in 8 channel mode. The device will work in Channel 8-15 & 64-71 for OTAA, and channel 8-15 for Uplink.
921
922
923 The **AU915** band is similar. Below are the AU915 Uplink Channels.
924
Xiaoling 8.2 925 [[image:image-20220606154825-4.png]]
Xiaoling 4.2 926
927
928
Xiaoling 4.8 929 = 5. Trouble Shooting =
Xiaoling 4.2 930
Xiaoling 4.9 931 == 5.1 ​Why I can’t join TTN in US915 / AU915 bands? ==
932
Xiaoling 4.11 933 It is due to channel mapping. Please see the [[Eight Channel Mode>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] section above for details.
Xiaoling 4.2 934
935
Xiaoling 4.10 936 == 5.2 AT Command input doesn’t work ==
Xiaoling 4.2 937
Xiaoling 6.2 938 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.
Xiaoling 4.2 939
940
Xiaoling 4.10 941 == 5.3 Device rejoin in at the second uplink packet ==
Xiaoling 4.2 942
Xiaoling 6.2 943 (% style="color:#4f81bd" %)**Issue describe as below:**
Xiaoling 4.2 944
Xiaoling 6.2 945 [[image:1654500909990-784.png]]
Xiaoling 4.2 946
947
Xiaoling 6.2 948 (% style="color:#4f81bd" %)**Cause for this issue:**
Xiaoling 4.2 949
950 The fuse on LSE01 is not large enough, some of the soil probe require large current up to 5v 800mA, in a short pulse. When this happen, it cause the device reboot so user see rejoin.
951
952
Xiaoling 6.2 953 (% style="color:#4f81bd" %)**Solution: **
Xiaoling 4.2 954
955 All new shipped LSE01 after 2020-May-30 will have this to fix. For the customer who see this issue, please bypass the fuse as below:
956
Xiaoling 6.2 957 [[image:1654500929571-736.png]]
Xiaoling 4.2 958
Xiaoling 4.7 959
Xiaoling 4.4 960 = 6. ​Order Info =
Xiaoling 4.2 961
962
Xiaoling 4.6 963 Part Number**:** (% style="color:#4f81bd" %)**LSE01-XX-YY**
Xiaoling 4.2 964
965
Xiaoling 4.6 966 (% style="color:#4f81bd" %)**XX**(%%)**:** The default frequency band
Xiaoling 4.2 967
Xiaoling 4.4 968 * (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
969 * (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
970 * (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
971 * (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
972 * (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
973 * (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
Xiaoling 4.5 974 * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
Xiaoling 4.4 975 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
Xiaoling 4.2 976
Xiaoling 4.4 977 (% style="color:#4f81bd" %)**YY**(%%)**: **Battery Option
Xiaoling 4.2 978
Xiaoling 4.4 979 * (% style="color:red" %)**4**(%%): 4000mAh battery
980 * (% style="color:red" %)**8**(%%): 8500mAh battery
Xiaoling 4.2 981
Xiaoling 31.10 982 (% class="wikigeneratedid" %)
983 (((
984
985 )))
986
Xiaoling 4.3 987 = 7. Packing Info =
Xiaoling 4.2 988
Xiaoling 4.3 989 (((
Xiaoling 4.2 990 **Package Includes**:
Xiaoling 4.3 991 )))
Xiaoling 4.2 992
Xiaoling 4.3 993 * (((
994 LSE01 LoRaWAN Soil Moisture & EC Sensor x 1
995 )))
Xiaoling 4.2 996
Xiaoling 4.3 997 (((
998
999 )))
Xiaoling 4.2 1000
Xiaoling 4.3 1001 (((
Xiaoling 4.2 1002 **Dimension and weight**:
Xiaoling 4.3 1003 )))
Xiaoling 4.2 1004
Xiaoling 4.3 1005 * (((
1006 Device Size: cm
1007 )))
1008 * (((
1009 Device Weight: g
1010 )))
1011 * (((
1012 Package Size / pcs : cm
1013 )))
1014 * (((
1015 Weight / pcs : g
Xiaoling 31.11 1016
1017
1018
Xiaoling 4.3 1019 )))
Xiaoling 4.2 1020
Xiaoling 4.3 1021 = 8. Support =
Xiaoling 4.2 1022
1023 * 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.
1024 * 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]]
1025
Xiaoling 27.2 1026
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