Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Karry Zhuang on 2025/03/06 16:34
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... ... @@ -100,10 +100,13 @@ 100 100 * Smart Cities 101 101 * Smart Factory 102 102 103 + 104 + 103 103 == 1.5 Firmware Change log == 104 104 105 105 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 106 106 109 + 107 107 == 1.6 Hardware Change log == 108 108 109 109 ((( ... ... @@ -111,6 +111,8 @@ 111 111 v1.2: Add External Interrupt Pin. 112 112 113 113 v1.0: Release 117 + 118 + 114 114 ))) 115 115 ))) 116 116 ... ... @@ -127,6 +127,8 @@ 127 127 ))) 128 128 129 129 [[image:1653268091319-405.png]] 135 + 136 + 130 130 ))) 131 131 132 132 = 3. Operation Mode = ... ... @@ -135,6 +135,8 @@ 135 135 136 136 ((( 137 137 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. 145 + 146 + 138 138 ))) 139 139 140 140 == 3.2 Example to join LoRaWAN network == ... ... @@ -143,10 +143,15 @@ 143 143 144 144 [[image:1653268155545-638.png||height="334" width="724"]] 145 145 155 + 146 146 ((( 157 +((( 147 147 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: 159 +))) 148 148 161 +((( 149 149 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 163 +))) 150 150 151 151 [[image:1653268227651-549.png||height="592" width="720"]] 152 152 ... ... @@ -198,6 +198,7 @@ 198 198 199 199 [[image:1652953568895-172.png||height="232" width="724"]] 200 200 215 + 201 201 == 3.3 Configure Commands to read data == 202 202 203 203 ((( ... ... @@ -207,6 +207,8 @@ 207 207 208 208 ((( 209 209 (% 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 v1.1 225 + 226 + 210 210 ))) 211 211 ))) 212 212 ... ... @@ -214,19 +214,19 @@ 214 214 215 215 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: 216 216 217 -(% border="1" style="background-color:#ffffcc; color:green; width:7 95px" %)218 -|((( 234 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %) 235 +|(% style="width:128px" %)((( 219 219 **AT Commands** 220 -)))|(% style="width: 285px" %)(((237 +)))|(% style="width:305px" %)((( 221 221 **Description** 222 -)))|(% style="width:34 7px" %)(((239 +)))|(% style="width:346px" %)((( 223 223 **Example** 224 224 ))) 225 -|((( 242 +|(% style="width:128px" %)((( 226 226 AT+BAUDR 227 -)))|(% style="width: 285px" %)(((244 +)))|(% style="width:305px" %)((( 228 228 Set the baud rate (for RS485 connection). Default Value is: 9600. 229 -)))|(% style="width:34 7px" %)(((246 +)))|(% style="width:346px" %)((( 230 230 ((( 231 231 AT+BAUDR=9600 232 232 ))) ... ... @@ -235,11 +235,11 @@ 235 235 Options: (1200,2400,4800,14400,19200,115200) 236 236 ))) 237 237 ))) 238 -|((( 255 +|(% style="width:128px" %)((( 239 239 AT+PARITY 240 -)))|(% style="width: 285px" %)(((257 +)))|(% style="width:305px" %)((( 241 241 Set UART parity (for RS485 connection) 242 -)))|(% style="width:34 7px" %)(((259 +)))|(% style="width:346px" %)((( 243 243 ((( 244 244 AT+PARITY=0 245 245 ))) ... ... @@ -248,9 +248,9 @@ 248 248 Option: 0: no parity, 1: odd parity, 2: even parity 249 249 ))) 250 250 ))) 251 -|((( 268 +|(% style="width:128px" %)((( 252 252 AT+STOPBIT 253 -)))|(% style="width: 285px" %)(((270 +)))|(% style="width:305px" %)((( 254 254 ((( 255 255 Set serial stopbit (for RS485 connection) 256 256 ))) ... ... @@ -258,7 +258,7 @@ 258 258 ((( 259 259 260 260 ))) 261 -)))|(% style="width:34 7px" %)(((278 +)))|(% style="width:346px" %)((( 262 262 ((( 263 263 AT+STOPBIT=0 for 1bit 264 264 ))) ... ... @@ -272,6 +272,7 @@ 272 272 ))) 273 273 ))) 274 274 292 + 275 275 === 3.3.2 Configure sensors === 276 276 277 277 (((