Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 22.5 >
edited by Xiaoling
on 2022/06/06 16:45
To version < 11.5 >
edited by Xiaoling
on 2022/06/06 16:05
>
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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]]
4 4  
5 5  
6 6  
... ... @@ -8,40 +8,44 @@
8 8  
9 9  
10 10  
11 -= 1. Introduction =
12 12  
13 -== 1.1 ​What is LoRaWAN Soil Moisture & EC Sensor ==
14 14  
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 -)))
18 18  
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 -)))
22 22  
23 -(((
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 +
24 24  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 -)))
26 26  
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 -)))
30 30  
31 -(((
32 -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 -)))
35 +LES01 is powered by **4000mA or 8500mAh Li-SOCI2 battery**, It is designed for long term use up to 10 years.
34 34  
35 35  
36 -[[image:1654503236291-817.png]]
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.
37 37  
38 38  
39 -[[image:1654503265560-120.png]]
41 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
40 40  
41 41  
44 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
42 42  
43 -== 1.2 ​Features ==
44 44  
47 +
48 +*
49 +*1. ​Features
45 45  * LoRaWAN 1.0.3 Class A
46 46  * Ultra low power consumption
47 47  * Monitor Soil Moisture
... ... @@ -54,48 +54,63 @@
54 54  * IP66 Waterproof Enclosure
55 55  * 4000mAh or 8500mAh Battery for long term use
56 56  
57 -== 1.3 Specification ==
62 +1.
63 +11. Specification
58 58  
59 59  Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
60 60  
61 -[[image:image-20220606162220-5.png]]
67 +|**Parameter**|**Soil Moisture**|**Soil Conductivity**|**Soil Temperature**
68 +|**Range**|**0-100.00%**|(((
69 +**0-20000uS/cm**
62 62  
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%)**
63 63  
78 +**±5% (>53%)**
79 +)))|**2%FS,**|(((
80 +**-10℃～50℃:<0.3℃**
64 64  
65 -== ​1.4 Applications ==
82 +**All other: <0.6℃**
83 +)))
84 +|(((
85 +**Measure**
66 66  
87 +**Method**
88 +)))|**FDR , with temperature &EC compensate**|**Conductivity , with temperature compensate**|**RTD, and calibrate**
89 +
90 +*
91 +*1. ​Applications
67 67  * Smart Agriculture
68 68  
69 -(% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
70 -​
94 +1.
95 +11. ​Firmware Change log
71 71  
72 -== 1.5 Firmware Change log ==
97 +**LSE01 v1.0:**
73 73  
99 +* Release
74 74  
75 -**LSE01 v1.0 :**  Release
101 +1. Configure LSE01 to connect to LoRaWAN network
102 +11. How it works
76 76  
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 77  
78 78  
79 -= 2. Configure LSE01 to connect to LoRaWAN network =
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.
80 80  
81 -== 2.1 How it works ==
82 82  
83 -(((
84 -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
85 -)))
86 86  
87 -(((
88 -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"]].
89 -)))
90 90  
112 +1.
113 +11. ​Quick guide to connect to LoRaWAN server (OTAA)
91 91  
92 -
93 -== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
94 -
95 95  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.
96 96  
97 97  
98 -[[image:1654503992078-669.png]]
118 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
99 99  
100 100  
101 101  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.
... ... @@ -105,22 +105,27 @@
105 105  
106 106  Each LSE01 is shipped with a sticker with the default device EUI as below:
107 107  
108 -[[image:image-20220606163732-6.jpeg]]
109 109  
129 +
130 +
110 110  You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
111 111  
133 +
112 112  **Add APP EUI in the application**
113 113  
114 114  
115 -[[image:1654504596150-405.png]]
137 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
116 116  
117 117  
118 118  
119 119  **Add APP KEY and DEV EUI**
120 120  
121 -[[image:1654504683289-357.png]]
122 122  
144 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
123 123  
146 +|(((
147 +
148 +)))
124 124  
125 125  **Step 2**: Power on LSE01
126 126  
... ... @@ -127,18 +127,28 @@
127 127  
128 128  Put a Jumper on JP2 to power on the device. ( The Jumper must be in FLASH position).
129 129  
130 -[[image:image-20220606163915-7.png]]
131 131  
132 132  
157 +|(((
158 +
159 +)))
160 +
161 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
162 +
163 +
164 +
165 +
166 +
133 133  **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.
134 134  
135 -[[image:1654504778294-788.png]]
169 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
136 136  
137 137  
138 138  
139 -== 2.3 Uplink Payload ==
140 140  
141 -=== 2.3.1 MOD~=0(Default Mode) ===
174 +1.
175 +11. ​Uplink Payload
176 +111. MOD=0(Default Mode)
142 142  
143 143  LSE01 will uplink payload via LoRaWAN with below payload format: 
144 144  
... ... @@ -161,12 +161,13 @@
161 161  (Optional)
162 162  )))
163 163  
164 -[[image:1654504881641-514.png]]
199 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
165 165  
166 166  
202 +1.
203 +11.
204 +111. MOD=1(Original value)
167 167  
168 -=== 2.3.2 MOD~=1(Original value) ===
169 -
170 170  This mode can get the original AD value of moisture and original conductivity (with temperature drift compensation).
171 171  
172 172  |(((
... ... @@ -184,12 +184,12 @@
184 184  (Optional)
185 185  )))
186 186  
187 -[[image:1654504907647-967.png]]
223 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
188 188  
225 +1.
226 +11.
227 +111. Battery Info
189 189  
190 -
191 -=== 2.3.3 Battery Info ===
192 -
193 193  Check the battery voltage for LSE01.
194 194  
195 195  Ex1: 0x0B45 = 2885mV
... ... @@ -198,19 +198,21 @@
198 198  
199 199  
200 200  
201 -=== 2.3.4 Soil Moisture ===
237 +1.
238 +11.
239 +111. Soil Moisture
202 202  
203 203  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.
204 204  
205 -For example, if the data you get from the register is __0x05 0xDC__, the moisture content in the soil is
243 +For example, if the data you get from the register is 0x05 0xDC, the moisture content in the soil is
206 206  
245 +**05DC(H) = 1500(D) /100 = 15%.**
207 207  
208 -(% style="color:#4f81bd" %)**05DC(H) = 1500(D) /100 = 15%.**
209 209  
248 +1.
249 +11.
250 +111. Soil Temperature
210 210  
211 -
212 -=== 2.3.5 Soil Temperature ===
213 -
214 214   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
215 215  
216 216  **Example**:
... ... @@ -220,8 +220,8 @@
220 220  If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/100 = -1.29 °C
221 221  
222 222  
223 -1.
224 -11.
261 +1.
262 +11.
225 225  111. Soil Conductivity (EC)
226 226  
227 227  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).
... ... @@ -231,8 +231,8 @@
231 231  
232 232  Generally, the EC value of irrigation water is less than 800uS / cm.
233 233  
234 -1.
235 -11.
272 +1.
273 +11.
236 236  111. MOD
237 237  
238 238  Firmware version at least v2.1 supports changing mode.
... ... @@ -249,8 +249,8 @@
249 249  If** **payload =** **0x0A01, workmode=1
250 250  
251 251  
252 -1.
253 -11.
290 +1.
291 +11.
254 254  111. ​Decode payload in The Things Network
255 255  
256 256  While using TTN network, you can add the payload format to decode the payload.
... ... @@ -263,7 +263,7 @@
263 263  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/]]
264 264  
265 265  
266 -1.
304 +1.
267 267  11. Uplink Interval
268 268  
269 269  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:
... ... @@ -270,7 +270,7 @@
270 270  
271 271  [[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]]
272 272  
273 -1.
311 +1.
274 274  11. ​Downlink Payload
275 275  
276 276  By default, LSE50 prints the downlink payload to console port.
... ... @@ -303,7 +303,7 @@
303 303  
304 304  Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
305 305  
306 -1.
344 +1.
307 307  11. ​Show Data in DataCake IoT Server
308 308  
309 309  [[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:
... ... @@ -344,8 +344,8 @@
344 344  
345 345  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.
346 346  
347 -1.
348 -11.
385 +1.
386 +11.
349 349  111. EU863-870 (EU868)
350 350  
351 351  Uplink:
... ... @@ -376,8 +376,8 @@
376 376  869.525 - SF9BW125 (RX2 downlink only)
377 377  
378 378  
379 -1.
380 -11.
417 +1.
418 +11.
381 381  111. US902-928(US915)
382 382  
383 383  Used in USA, Canada and South America. Default use CHE=2
... ... @@ -422,8 +422,8 @@
422 422  923.3 - SF12BW500(RX2 downlink only)
423 423  
424 424  
425 -1.
426 -11.
463 +1.
464 +11.
427 427  111. CN470-510 (CN470)
428 428  
429 429  Used in China, Default use CHE=1
... ... @@ -468,8 +468,8 @@
468 468  505.3 - SF12BW125 (RX2 downlink only)
469 469  
470 470  
471 -1.
472 -11.
509 +1.
510 +11.
473 473  111. AU915-928(AU915)
474 474  
475 475  Default use CHE=2
... ... @@ -513,8 +513,8 @@
513 513  
514 514  923.3 - SF12BW500(RX2 downlink only)
515 515  
516 -1.
517 -11.
554 +1.
555 +11.
518 518  111. AS920-923 & AS923-925 (AS923)
519 519  
520 520  **Default Uplink channel:**
... ... @@ -566,8 +566,8 @@
566 566  923.2 - SF10BW125 (RX2)
567 567  
568 568  
569 -1.
570 -11.
607 +1.
608 +11.
571 571  111. KR920-923 (KR920)
572 572  
573 573  Default channel:
... ... @@ -603,8 +603,8 @@
603 603  921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
604 604  
605 605  
606 -1.
607 -11.
644 +1.
645 +11.
608 608  111. IN865-867 (IN865)
609 609  
610 610  Uplink:
... ... @@ -623,7 +623,7 @@
623 623  866.550 - SF10BW125 (RX2)
624 624  
625 625  
626 -1.
664 +1.
627 627  11. LED Indicator
628 628  
629 629  The LSE01 has an internal LED which is to show the status of different state.
... ... @@ -633,7 +633,7 @@
633 633  * Solid ON for 5 seconds once device successful Join the network.
634 634  * Blink once when device transmit a packet.
635 635  
636 -1.
674 +1.
637 637  11. Installation in Soil
638 638  
639 639  **Measurement the soil surface**
... ... @@ -660,7 +660,7 @@
660 660  
661 661  
662 662  
663 -1.
701 +1.
664 664  11. ​Firmware Change Log
665 665  
666 666  **Firmware download link:**
... ... @@ -679,7 +679,7 @@
679 679  
680 680  
681 681  
682 -1.
720 +1.
683 683  11. ​Battery Analysis
684 684  111. ​Battery Type
685 685  
... ... @@ -703,15 +703,15 @@
703 703  
704 704  
705 705  
706 -1.
707 -11.
744 +1.
745 +11.
708 708  111. ​Battery Note
709 709  
710 710  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.
711 711  
712 712  
713 -1.
714 -11.
751 +1.
752 +11.
715 715  111. ​Replace the battery
716 716  
717 717  If Battery is lower than 2.7v, user should replace the battery of LSE01.
... ... @@ -762,100 +762,100 @@
762 762  (% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=?**(%%)  : Get the value
763 763  
764 764  
765 -(% style="color:#037691" %)**General Commands**(%%)      
803 +(% style="color:#037691" %)**General Commands**      
766 766  
767 -(% style="background-color:#dcdcdc" %)**AT**(%%)  : Attention       
805 +**AT**  : Attention       
768 768  
769 -(% style="background-color:#dcdcdc" %)**AT?**(%%)  : Short Help     
807 +**AT?**  : Short Help     
770 770  
771 -(% style="background-color:#dcdcdc" %)**ATZ**(%%)  : MCU Reset    
809 +**ATZ**  : MCU Reset    
772 772  
773 -(% style="background-color:#dcdcdc" %)**AT+TDC**(%%)  : Application Data Transmission Interval 
811 +**AT+TDC**  : Application Data Transmission Interval 
774 774  
775 775  
776 776  (% style="color:#037691" %)**Keys, IDs and EUIs management**
777 777  
778 -(% style="background-color:#dcdcdc" %)**AT+APPEUI**(%%)              : Application EUI      
816 +**AT+APPEUI**              : Application EUI      
779 779  
780 -(% style="background-color:#dcdcdc" %)**AT+APPKEY**(%%)              : Application Key     
818 +**AT+APPKEY**              : Application Key     
781 781  
782 -(% style="background-color:#dcdcdc" %)**AT+APPSKEY**(%%)            : Application Session Key
820 +**AT+APPSKEY**            : Application Session Key
783 783  
784 -(% style="background-color:#dcdcdc" %)**AT+DADDR**(%%)              : Device Address     
822 +**AT+DADDR**              : Device Address     
785 785  
786 -(% style="background-color:#dcdcdc" %)**AT+DEUI**(%%)                   : Device EUI     
824 +**AT+DEUI**                   : Device EUI     
787 787  
788 -(% style="background-color:#dcdcdc" %)**AT+NWKID**(%%)               : Network ID (You can enter this command change only after successful network connection) 
826 +**AT+NWKID**               : Network ID (You can enter this command change only after successful network connection) 
789 789  
790 -(% style="background-color:#dcdcdc" %)**AT+NWKSKEY**(%%)          : Network Session Key Joining and sending date on LoRa network  
828 +**AT+NWKSKEY**          : Network Session Key Joining and sending date on LoRa network  
791 791  
792 -(% style="background-color:#dcdcdc" %)**AT+CFM**(%%)  : Confirm Mode       
830 +**AT+CFM**  : Confirm Mode       
793 793  
794 -(% style="background-color:#dcdcdc" %)**AT+CFS**(%%)                     : Confirm Status       
832 +**AT+CFS**                     : Confirm Status       
795 795  
796 -(% style="background-color:#dcdcdc" %)**AT+JOIN**(%%)  : Join LoRa? Network       
834 +**AT+JOIN**  : Join LoRa? Network       
797 797  
798 -(% style="background-color:#dcdcdc" %)**AT+NJM**(%%)  : LoRa? Network Join Mode    
836 +**AT+NJM**  : LoRa? Network Join Mode    
799 799  
800 -(% style="background-color:#dcdcdc" %)**AT+NJS**(%%)                     : LoRa? Network Join Status    
838 +**AT+NJS**                     : LoRa? Network Join Status    
801 801  
802 -(% style="background-color:#dcdcdc" %)**AT+RECV**(%%)                  : Print Last Received Data in Raw Format
840 +**AT+RECV**                  : Print Last Received Data in Raw Format
803 803  
804 -(% style="background-color:#dcdcdc" %)**AT+RECVB**(%%)                : Print Last Received Data in Binary Format      
842 +**AT+RECVB**                : Print Last Received Data in Binary Format      
805 805  
806 -(% style="background-color:#dcdcdc" %)**AT+SEND**(%%)                  : Send Text Data      
844 +**AT+SEND**                  : Send Text Data      
807 807  
808 -(% style="background-color:#dcdcdc" %)**AT+SENB**(%%)                  : Send Hexadecimal Data
846 +**AT+SENB**                  : Send Hexadecimal Data
809 809  
810 810  
811 811  (% style="color:#037691" %)**LoRa Network Management**
812 812  
813 -(% style="background-color:#dcdcdc" %)**AT+ADR**(%%)          : Adaptive Rate
851 +**AT+ADR**          : Adaptive Rate
814 814  
815 -(% style="background-color:#dcdcdc" %)**AT+CLASS**(%%)  : LoRa Class(Currently only support class A
853 +**AT+CLASS**  : LoRa Class(Currently only support class A
816 816  
817 -(% style="background-color:#dcdcdc" %)**AT+DCS**(%%)  : Duty Cycle Setting 
855 +**AT+DCS**  : Duty Cycle Setting 
818 818  
819 -(% style="background-color:#dcdcdc" %)**AT+DR**(%%)  : Data Rate (Can Only be Modified after ADR=0)     
857 +**AT+DR**  : Data Rate (Can Only be Modified after ADR=0)     
820 820  
821 -(% style="background-color:#dcdcdc" %)**AT+FCD**(%%)  : Frame Counter Downlink       
859 +**AT+FCD**  : Frame Counter Downlink       
822 822  
823 -(% style="background-color:#dcdcdc" %)**AT+FCU**(%%)  : Frame Counter Uplink   
861 +**AT+FCU**  : Frame Counter Uplink   
824 824  
825 -(% style="background-color:#dcdcdc" %)**AT+JN1DL**(%%)  : Join Accept Delay1
863 +**AT+JN1DL**  : Join Accept Delay1
826 826  
827 -(% style="background-color:#dcdcdc" %)**AT+JN2DL**(%%)  : Join Accept Delay2
865 +**AT+JN2DL**  : Join Accept Delay2
828 828  
829 -(% style="background-color:#dcdcdc" %)**AT+PNM**(%%)  : Public Network Mode   
867 +**AT+PNM**  : Public Network Mode   
830 830  
831 -(% style="background-color:#dcdcdc" %)**AT+RX1DL**(%%)  : Receive Delay1      
869 +**AT+RX1DL**  : Receive Delay1      
832 832  
833 -(% style="background-color:#dcdcdc" %)**AT+RX2DL**(%%)  : Receive Delay2      
871 +**AT+RX2DL**  : Receive Delay2      
834 834  
835 -(% style="background-color:#dcdcdc" %)**AT+RX2DR**(%%)  : Rx2 Window Data Rate 
873 +**AT+RX2DR**  : Rx2 Window Data Rate 
836 836  
837 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ**(%%)  : Rx2 Window Frequency
875 +**AT+RX2FQ**  : Rx2 Window Frequency
838 838  
839 -(% style="background-color:#dcdcdc" %)**AT+TXP**(%%)  : Transmit Power
877 +**AT+TXP**  : Transmit Power
840 840  
841 -(% style="background-color:#dcdcdc" %)**AT+ MOD**(%%)  : Set work mode
879 +**AT+ MOD**  : Set work mode
842 842  
843 843  
844 844  (% style="color:#037691" %)**Information** 
845 845  
846 -(% style="background-color:#dcdcdc" %)**AT+RSSI**(%%)           : RSSI of the Last Received Packet   
884 +**AT+RSSI**           : RSSI of the Last Received Packet   
847 847  
848 -(% style="background-color:#dcdcdc" %)**AT+SNR**(%%)           : SNR of the Last Received Packet   
886 +**AT+SNR**           : SNR of the Last Received Packet   
849 849  
850 -(% style="background-color:#dcdcdc" %)**AT+VER**(%%)           : Image Version and Frequency Band       
888 +**AT+VER**           : Image Version and Frequency Band       
851 851  
852 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)           : Factory Data Reset
890 +**AT+FDR**           : Factory Data Reset
853 853  
854 -(% style="background-color:#dcdcdc" %)**AT+PORT**(%%)  : Application Port    
892 +**AT+PORT**  : Application Port    
855 855  
856 -(% style="background-color:#dcdcdc" %)**AT+CHS**(%%)  : Get or Set Frequency (Unit: Hz) for Single Channel Mode
894 +**AT+CHS**  : Get or Set Frequency (Unit: Hz) for Single Channel Mode
857 857  
858 - (% style="background-color:#dcdcdc" %)**AT+CHE**(%%)  : Get or Set eight channels mode, Only for US915, AU915, CN470
896 + **AT+CHE**  : Get or Set eight channels mode, Only for US915, AU915, CN470
859 859  
860 860  
861 861  = ​4. FAQ =
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