Last modified by Bei Jinggeng on 2024/05/31 09:53
<
From version < 11.1 >
edited by Xiaoling
on 2022/06/06 15:54
To version < 15.6 >
edited by Xiaoling
on 2022/06/06 16:35
>
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Summary

Details

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Content
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1 1  (% style="text-align:center" %)
2 2  [[image:image-20220606151504-2.jpeg||height="848" width="848"]]
3 3  
4 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
5 5  
6 6  
7 7  
... ... @@ -9,44 +9,40 @@
9 9  
10 10  
11 11  
11 += 1. Introduction =
12 12  
13 +== 1.1 ​What is LoRaWAN Soil Moisture & EC Sensor ==
13 13  
15 +(((
16 +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.
17 +)))
14 14  
19 +(((
20 +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.
21 +)))
15 15  
16 -
17 -
18 -
19 -
20 -
21 -
22 -
23 -1. Introduction
24 -11. ​What is LoRaWAN Soil Moisture & EC Sensor
25 -
26 -The Dragino LSE01 is a **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.
27 -
28 -
29 -It detects **Soil Moisture**, **Soil Temperature** and **Soil Conductivity**, and uploads the value via wireless to LoRaWAN IoT Server.
30 -
31 -
23 +(((
32 32  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.
25 +)))
33 33  
27 +(((
28 +LES01 is powered by (% style="color:#4f81bd" %)**4000mA or 8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 10 years.
29 +)))
34 34  
35 -LES01 is powered by **4000mA or 8500mAh Li-SOCI2 battery**, It is designed for long term use up to 10 years.
36 -
37 -
31 +(((
38 38  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.
33 +)))
39 39  
40 40  
41 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
36 +[[image:1654503236291-817.png]]
42 42  
43 43  
44 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
39 +[[image:1654503265560-120.png]]
45 45  
46 46  
47 47  
48 -*
49 -*1. ​Features
43 +== 1.2 ​Features ==
44 +
50 50  * LoRaWAN 1.0.3 Class A
51 51  * Ultra low power consumption
52 52  * Monitor Soil Moisture
... ... @@ -59,63 +59,50 @@
59 59  * IP66 Waterproof Enclosure
60 60  * 4000mAh or 8500mAh Battery for long term use
61 61  
62 -1.
63 -11. Specification
57 +== 1.3 Specification ==
64 64  
65 65  Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
66 66  
67 -|**Parameter**|**Soil Moisture**|**Soil Conductivity**|**Soil Temperature**
68 -|**Range**|**0-100.00%**|(((
69 -**0-20000uS/cm**
61 +[[image:image-20220606162220-5.png]]
70 70  
71 -**(25℃)(0-20.0EC)**
72 -)))|**-40.00℃～85.00℃**
73 -|**Unit**|**V/V %,**|**uS/cm,**|**℃**
74 -|**Resolution**|**0.01%**|**1 uS/cm**|**0.01℃**
75 -|**Accuracy**|(((
76 -**±3% (0-53%)**
77 77  
78 -**±5% (>53%)**
79 -)))|**2%FS,**|(((
80 -**-10℃～50℃:<0.3℃**
81 81  
82 -**All other: <0.6℃**
83 -)))
84 -|(((
85 -**Measure**
65 +== ​1.4 Applications ==
86 86  
87 -**Method**
88 -)))|**FDR , with temperature &EC compensate**|**Conductivity , with temperature compensate**|**RTD, and calibrate**
89 -
90 -*
91 -*1. ​Applications
92 92  * Smart Agriculture
93 93  
94 -1.
95 -11. ​Firmware Change log
96 96  
97 -**LSE01 v1.0:**
70 +(% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
71 +​
98 98  
99 -* Release
73 +(% class="wikigeneratedid" %)
74 +== 1.5 Firmware Change log ==
100 100  
101 -1. Configure LSE01 to connect to LoRaWAN network
102 -11. How it works
103 103  
104 -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
77 +**LSE01 v1.0 :**  Release
105 105  
106 106  
107 -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 >>path:#_​Using_the_AT]]to set the keys in the LSE01.
108 108  
81 += 2. Configure LSE01 to connect to LoRaWAN network =
109 109  
83 +== 2.1 How it works ==
110 110  
85 +(((
86 +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
87 +)))
111 111  
112 -1.
113 -11. ​Quick guide to connect to LoRaWAN server (OTAA)
89 +(((
90 +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"]].
91 +)))
114 114  
93 +
94 +
95 +== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
96 +
115 115  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.
116 116  
117 117  
118 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
100 +[[image:1654503992078-669.png]]
119 119  
120 120  
121 121  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.
... ... @@ -147,7 +147,6 @@
147 147  
148 148  )))
149 149  
150 -
151 151  **Step 2**: Power on LSE01
152 152  
153 153  
... ... @@ -201,7 +201,7 @@
201 201  
202 202  
203 203  1.
204 -11.
185 +11.
205 205  111. MOD=1(Original value)
206 206  
207 207  This mode can get the original AD value of moisture and original conductivity (with temperature drift compensation).
... ... @@ -224,7 +224,7 @@
224 224  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
225 225  
226 226  1.
227 -11.
208 +11.
228 228  111. Battery Info
229 229  
230 230  Check the battery voltage for LSE01.
... ... @@ -235,8 +235,8 @@
235 235  
236 236  
237 237  
238 -1.
239 -11.
219 +1.
220 +11.
240 240  111. Soil Moisture
241 241  
242 242  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.
... ... @@ -246,8 +246,8 @@
246 246  **05DC(H) = 1500(D) /100 = 15%.**
247 247  
248 248  
249 -1.
250 -11.
230 +1.
231 +11.
251 251  111. Soil Temperature
252 252  
253 253   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
... ... @@ -259,8 +259,8 @@
259 259  If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/100 = -1.29 °C
260 260  
261 261  
262 -1.
263 -11.
243 +1.
244 +11.
264 264  111. Soil Conductivity (EC)
265 265  
266 266  Obtain soluble salt concentration in soil or soluble ion concentration in liquid fertilizer or planting medium,. The value range of the register is 0 - 20000(Decimal)( Can be greater than 20000).
... ... @@ -270,8 +270,8 @@
270 270  
271 271  Generally, the EC value of irrigation water is less than 800uS / cm.
272 272  
273 -1.
274 -11.
254 +1.
255 +11.
275 275  111. MOD
276 276  
277 277  Firmware version at least v2.1 supports changing mode.
... ... @@ -288,8 +288,8 @@
288 288  If** **payload =** **0x0A01, workmode=1
289 289  
290 290  
291 -1.
292 -11.
272 +1.
273 +11.
293 293  111. ​Decode payload in The Things Network
294 294  
295 295  While using TTN network, you can add the payload format to decode the payload.
... ... @@ -302,7 +302,7 @@
302 302  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/]]
303 303  
304 304  
305 -1.
286 +1.
306 306  11. Uplink Interval
307 307  
308 308  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:
... ... @@ -309,7 +309,7 @@
309 309  
310 310  [[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]]
311 311  
312 -1.
293 +1.
313 313  11. ​Downlink Payload
314 314  
315 315  By default, LSE50 prints the downlink payload to console port.
... ... @@ -342,7 +342,7 @@
342 342  
343 343  Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
344 344  
345 -1.
326 +1.
346 346  11. ​Show Data in DataCake IoT Server
347 347  
348 348  [[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:
... ... @@ -383,8 +383,8 @@
383 383  
384 384  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.
385 385  
386 -1.
387 -11.
367 +1.
368 +11.
388 388  111. EU863-870 (EU868)
389 389  
390 390  Uplink:
... ... @@ -415,8 +415,8 @@
415 415  869.525 - SF9BW125 (RX2 downlink only)
416 416  
417 417  
418 -1.
419 -11.
399 +1.
400 +11.
420 420  111. US902-928(US915)
421 421  
422 422  Used in USA, Canada and South America. Default use CHE=2
... ... @@ -461,8 +461,8 @@
461 461  923.3 - SF12BW500(RX2 downlink only)
462 462  
463 463  
464 -1.
465 -11.
445 +1.
446 +11.
466 466  111. CN470-510 (CN470)
467 467  
468 468  Used in China, Default use CHE=1
... ... @@ -507,8 +507,8 @@
507 507  505.3 - SF12BW125 (RX2 downlink only)
508 508  
509 509  
510 -1.
511 -11.
491 +1.
492 +11.
512 512  111. AU915-928(AU915)
513 513  
514 514  Default use CHE=2
... ... @@ -552,8 +552,8 @@
552 552  
553 553  923.3 - SF12BW500(RX2 downlink only)
554 554  
555 -1.
556 -11.
536 +1.
537 +11.
557 557  111. AS920-923 & AS923-925 (AS923)
558 558  
559 559  **Default Uplink channel:**
... ... @@ -605,8 +605,8 @@
605 605  923.2 - SF10BW125 (RX2)
606 606  
607 607  
608 -1.
609 -11.
589 +1.
590 +11.
610 610  111. KR920-923 (KR920)
611 611  
612 612  Default channel:
... ... @@ -642,8 +642,8 @@
642 642  921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
643 643  
644 644  
645 -1.
646 -11.
626 +1.
627 +11.
647 647  111. IN865-867 (IN865)
648 648  
649 649  Uplink:
... ... @@ -662,7 +662,7 @@
662 662  866.550 - SF10BW125 (RX2)
663 663  
664 664  
665 -1.
646 +1.
666 666  11. LED Indicator
667 667  
668 668  The LSE01 has an internal LED which is to show the status of different state.
... ... @@ -672,7 +672,7 @@
672 672  * Solid ON for 5 seconds once device successful Join the network.
673 673  * Blink once when device transmit a packet.
674 674  
675 -1.
656 +1.
676 676  11. Installation in Soil
677 677  
678 678  **Measurement the soil surface**
... ... @@ -699,7 +699,7 @@
699 699  
700 700  
701 701  
702 -1.
683 +1.
703 703  11. ​Firmware Change Log
704 704  
705 705  **Firmware download link:**
... ... @@ -718,7 +718,7 @@
718 718  
719 719  
720 720  
721 -1.
702 +1.
722 722  11. ​Battery Analysis
723 723  111. ​Battery Type
724 724  
... ... @@ -742,15 +742,15 @@
742 742  
743 743  
744 744  
745 -1.
746 -11.
726 +1.
727 +11.
747 747  111. ​Battery Note
748 748  
749 749  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.
750 750  
751 751  
752 -1.
753 -11.
733 +1.
734 +11.
754 754  111. ​Replace the battery
755 755  
756 756  If Battery is lower than 2.7v, user should replace the battery of LSE01.
... ... @@ -770,6 +770,7 @@
770 770  
771 771  == 3.1 Access AT Commands ==
772 772  
754 +
773 773  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.
774 774  
775 775  [[image:1654501986557-872.png]]
... ... @@ -778,129 +778,124 @@
778 778  Or if you have below board, use below connection:
779 779  
780 780  
781 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
763 +[[image:1654502005655-729.png]]
782 782  
783 783  
784 784  
785 -In the PC, you need to set the serial baud rate to **9600** to access the serial console for LSE01. LSE01 will output system info once power on as below:
767 +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:
786 786  
787 787  
788 - [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
770 + [[image:1654502050864-459.png]]
789 789  
790 790  
791 791  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/]]
792 792  
793 793  
794 -AT+<CMD>?        : Help on <CMD>
776 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>? **(%%) : Help on <CMD>
795 795  
796 -AT+<CMD>         : Run <CMD>
778 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD> **(%%) : Run <CMD>
797 797  
798 -AT+<CMD>=<value> : Set the value
780 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=<value>**(%%) : Set the value
799 799  
800 -AT+<CMD>=?       : Get the value
782 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=?**(%%)  : Get the value
801 801  
802 802  
803 -**General Commands**      
785 +(% style="color:#037691" %)**General Commands**(%%)      
804 804  
805 -AT                    : Attention       
787 +(% style="background-color:#dcdcdc" %)**AT**(%%)  : Attention       
806 806  
807 -AT?                            : Short Help     
789 +(% style="background-color:#dcdcdc" %)**AT?**(%%)  : Short Help     
808 808  
809 -ATZ                            : MCU Reset    
791 +(% style="background-color:#dcdcdc" %)**ATZ**(%%)  : MCU Reset    
810 810  
811 -AT+TDC           : Application Data Transmission Interval 
793 +(% style="background-color:#dcdcdc" %)**AT+TDC**(%%)  : Application Data Transmission Interval 
812 812  
813 813  
814 -**Keys, IDs and EUIs management**
796 +(% style="color:#037691" %)**Keys, IDs and EUIs management**
815 815  
816 -AT+APPEUI              : Application EUI      
798 +(% style="background-color:#dcdcdc" %)**AT+APPEUI**(%%)              : Application EUI      
817 817  
818 -AT+APPKEY              : Application Key     
800 +(% style="background-color:#dcdcdc" %)**AT+APPKEY**(%%)              : Application Key     
819 819  
820 -AT+APPSKEY            : Application Session Key
802 +(% style="background-color:#dcdcdc" %)**AT+APPSKEY**(%%)            : Application Session Key
821 821  
822 -AT+DADDR              : Device Address     
804 +(% style="background-color:#dcdcdc" %)**AT+DADDR**(%%)              : Device Address     
823 823  
824 -AT+DEUI                   : Device EUI     
806 +(% style="background-color:#dcdcdc" %)**AT+DEUI**(%%)                   : Device EUI     
825 825  
826 -AT+NWKID               : Network ID (You can enter this command change only after successful network connection) 
808 +(% style="background-color:#dcdcdc" %)**AT+NWKID**(%%)               : Network ID (You can enter this command change only after successful network connection) 
827 827  
828 -AT+NWKSKEY          : Network Session Key Joining and sending date on LoRa network  
810 +(% style="background-color:#dcdcdc" %)**AT+NWKSKEY**(%%)          : Network Session Key Joining and sending date on LoRa network  
829 829  
830 -AT+CFM          : Confirm Mode       
812 +(% style="background-color:#dcdcdc" %)**AT+CFM**(%%)  : Confirm Mode       
831 831  
832 -AT+CFS                     : Confirm Status       
814 +(% style="background-color:#dcdcdc" %)**AT+CFS**(%%)                     : Confirm Status       
833 833  
834 -AT+JOIN          : Join LoRa? Network       
816 +(% style="background-color:#dcdcdc" %)**AT+JOIN**(%%)  : Join LoRa? Network       
835 835  
836 -AT+NJM          : LoRa? Network Join Mode    
818 +(% style="background-color:#dcdcdc" %)**AT+NJM**(%%)  : LoRa? Network Join Mode    
837 837  
838 -AT+NJS                     : LoRa? Network Join Status    
820 +(% style="background-color:#dcdcdc" %)**AT+NJS**(%%)                     : LoRa? Network Join Status    
839 839  
840 -AT+RECV                  : Print Last Received Data in Raw Format
822 +(% style="background-color:#dcdcdc" %)**AT+RECV**(%%)                  : Print Last Received Data in Raw Format
841 841  
842 -AT+RECVB                : Print Last Received Data in Binary Format      
824 +(% style="background-color:#dcdcdc" %)**AT+RECVB**(%%)                : Print Last Received Data in Binary Format      
843 843  
844 -AT+SEND                  : Send Text Data      
826 +(% style="background-color:#dcdcdc" %)**AT+SEND**(%%)                  : Send Text Data      
845 845  
846 -AT+SENB                  : Send Hexadecimal Data
828 +(% style="background-color:#dcdcdc" %)**AT+SENB**(%%)                  : Send Hexadecimal Data
847 847  
848 848  
849 -**LoRa Network Management**
831 +(% style="color:#037691" %)**LoRa Network Management**
850 850  
851 -AT+ADR          : Adaptive Rate
833 +(% style="background-color:#dcdcdc" %)**AT+ADR**(%%)          : Adaptive Rate
852 852  
853 -AT+CLASS                : LoRa Class(Currently only support class A
835 +(% style="background-color:#dcdcdc" %)**AT+CLASS**(%%)  : LoRa Class(Currently only support class A
854 854  
855 -AT+DCS           : Duty Cycle Setting 
837 +(% style="background-color:#dcdcdc" %)**AT+DCS**(%%)  : Duty Cycle Setting 
856 856  
857 -AT+DR                      : Data Rate (Can Only be Modified after ADR=0)     
839 +(% style="background-color:#dcdcdc" %)**AT+DR**(%%)  : Data Rate (Can Only be Modified after ADR=0)     
858 858  
859 -AT+FCD           : Frame Counter Downlink       
841 +(% style="background-color:#dcdcdc" %)**AT+FCD**(%%)  : Frame Counter Downlink       
860 860  
861 -AT+FCU           : Frame Counter Uplink   
843 +(% style="background-color:#dcdcdc" %)**AT+FCU**(%%)  : Frame Counter Uplink   
862 862  
863 -AT+JN1DL                : Join Accept Delay1
845 +(% style="background-color:#dcdcdc" %)**AT+JN1DL**(%%)  : Join Accept Delay1
864 864  
865 -AT+JN2DL                : Join Accept Delay2
847 +(% style="background-color:#dcdcdc" %)**AT+JN2DL**(%%)  : Join Accept Delay2
866 866  
867 -AT+PNM                   : Public Network Mode   
849 +(% style="background-color:#dcdcdc" %)**AT+PNM**(%%)  : Public Network Mode   
868 868  
869 -AT+RX1DL                : Receive Delay1      
851 +(% style="background-color:#dcdcdc" %)**AT+RX1DL**(%%)  : Receive Delay1      
870 870  
871 -AT+RX2DL                : Receive Delay2      
853 +(% style="background-color:#dcdcdc" %)**AT+RX2DL**(%%)  : Receive Delay2      
872 872  
873 -AT+RX2DR               : Rx2 Window Data Rate 
855 +(% style="background-color:#dcdcdc" %)**AT+RX2DR**(%%)  : Rx2 Window Data Rate 
874 874  
875 -AT+RX2FQ               : Rx2 Window Frequency
857 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ**(%%)  : Rx2 Window Frequency
876 876  
877 -AT+TXP           : Transmit Power
859 +(% style="background-color:#dcdcdc" %)**AT+TXP**(%%)  : Transmit Power
878 878  
879 -AT+ MOD                 : Set work mode
861 +(% style="background-color:#dcdcdc" %)**AT+ MOD**(%%)  : Set work mode
880 880  
881 881  
882 -**Information** 
864 +(% style="color:#037691" %)**Information** 
883 883  
884 -AT+RSSI           : RSSI of the Last Received Packet   
866 +(% style="background-color:#dcdcdc" %)**AT+RSSI**(%%)           : RSSI of the Last Received Packet   
885 885  
886 -AT+SNR           : SNR of the Last Received Packet   
868 +(% style="background-color:#dcdcdc" %)**AT+SNR**(%%)           : SNR of the Last Received Packet   
887 887  
888 -AT+VER           : Image Version and Frequency Band       
870 +(% style="background-color:#dcdcdc" %)**AT+VER**(%%)           : Image Version and Frequency Band       
889 889  
890 -AT+FDR           : Factory Data Reset
872 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)           : Factory Data Reset
891 891  
892 -AT+PORT                  : Application Port    
874 +(% style="background-color:#dcdcdc" %)**AT+PORT**(%%)  : Application Port    
893 893  
894 -AT+CHS           : Get or Set Frequency (Unit: Hz) for Single Channel Mode
876 +(% style="background-color:#dcdcdc" %)**AT+CHS**(%%)  : Get or Set Frequency (Unit: Hz) for Single Channel Mode
895 895  
896 - AT+CHE                   : Get or Set eight channels mode, Only for US915, AU915, CN470
878 + (% style="background-color:#dcdcdc" %)**AT+CHE**(%%)  : Get or Set eight channels mode, Only for US915, AU915, CN470
897 897  
898 898  
899 -
900 -
901 -
902 -
903 -
904 904  = ​4. FAQ =
905 905  
906 906  == 4.1 ​How to change the LoRa Frequency Bands/Region? ==
... ... @@ -931,7 +931,6 @@
931 931  * 905.3 - SF7BW125 to SF10BW125
932 932  * 904.6 - SF8BW500
933 933  
934 -
935 935  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:
936 936  
937 937  (% class="box infomessage" %)
... ... @@ -1042,3 +1042,4 @@
1042 1042  * 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.
1043 1043  * 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]]
1044 1044  
1021 +
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