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93		-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"]].
	93	+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="H3.200BUsingtheATCommands"]].
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279	279	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/]]
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	282	+
282	282	== 2.4 Uplink Interval ==
283	283
284		-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:
	285	+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>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
285	285
286		-[[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]]
287	287
288	288
289		-
290	290	== 2.5 Downlink Payload ==
291	291
292	292	By default, LSE50 prints the downlink payload to console port.
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753	753
754	754	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.
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756		-[[image:1654501986557-872.png]]
	755	+[[image:1654501986557-872.png||height="391" width="800"]]
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758	758
759	759	Or if you have below board, use below connection:
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761	761
762		-[[image:1654502005655-729.png]]
	761	+[[image:1654502005655-729.png||height="503" width="801"]]
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766	766	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:
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769		- [[image:1654502050864-459.png]]
	768	+ [[image:1654502050864-459.png||height="564" width="806"]]
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772	772	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/]]
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881	881
882	882	== 4.1 ​How to change the LoRa Frequency Bands/Region? ==
883	883
884		-You can follow the instructions for [[how to upgrade image>>||anchor="H2.10FirmwareChangeLog"]].
	883	+(((
	884	+You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
885	885	When downloading the images, choose the required image file for download. ​
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888	888	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.
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891	891	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.
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894	894	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.
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896	896	[[image:image-20220606154726-3.png]]
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	914	+
898	898	When you use the TTN network, the US915 frequency bands use are:
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900	900	* 903.9 - SF7BW125 to SF10BW125
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907	907	* 905.3 - SF7BW125 to SF10BW125
908	908	* 904.6 - SF8BW500
909	909
	927	+(((
910	910	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:
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911	911
912	912	(% class="box infomessage" %)
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919	919	**ATZ**
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921	921
	941	+(((
922	922	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.
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925	925	The **AU915** band is similar. Below are the AU915 Uplink Channels.
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927	927	[[image:image-20220606154825-4.png]]
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937	937
938	938	== 5.2 AT Command input doesn’t work ==
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	966	+(((
940	940	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.
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943	943	== 5.3 Device rejoin in at the second uplink packet ==
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950	950	(% style="color:#4f81bd" %)**Cause for this issue:**
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	980	+(((
952	952	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.
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954	954
955	955	(% style="color:#4f81bd" %)**Solution: **
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956	956
957	957	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:
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959		-[[image:1654500929571-736.png]]
	989	+[[image:1654500929571-736.png||height="458" width="832"]]
960	960
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962	962	= 6. ​Order Info =