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134	134	[[image:1653268091319-405.png]]
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137	137	= 3. Operation Mode =
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142	142	The RS485-LN is configured as LoRaWAN OTAA Class C 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 the RS485-LN. It will auto join the network via OTAA.
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145	145	== 3.2 Example to join LoRaWAN network ==
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149	149	[[image:1653268155545-638.png||height="334" width="724"]]
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152	152	The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below:
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154	154	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
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156	156	[[image:1653268227651-549.png||height="592" width="720"]]
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204	204	[[image:1652953568895-172.png||height="232" width="724"]]
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206	206	== 3.3 Configure Commands to read data ==
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214	214	(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
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220	220	To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
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224	224	**AT Commands**
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226	226	**Description**
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228	228	**Example**
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231	231	AT+BAUDR
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233	233	Set the baud rate (for RS485 connection). Default Value is: 9600.
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236	236	AT+BAUDR=9600
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240	240	Options: (1200,2400,4800,14400,19200,115200)
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244	244	AT+PARITY
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246	246	Set UART parity (for RS485 connection)
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249	249	AT+PARITY=0
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253	253	Option: 0: no parity, 1: odd parity, 2: even parity
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257	257	AT+STOPBIT
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260	260	Set serial stopbit (for RS485 connection)
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268	268	AT+STOPBIT=0 for 1bit
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280	280	=== 3.3.2 Configure sensors ===
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