Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -24,33 +24,23 @@ 24 24 25 25 ((( 26 26 ((( 27 -((( 28 28 The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost. 29 29 ))) 30 -))) 31 31 32 32 ((( 33 -((( 34 34 RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on. 35 35 ))) 36 -))) 37 37 38 38 ((( 39 -((( 40 40 (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server. 41 41 ))) 42 -))) 43 43 44 44 ((( 45 -((( 46 46 (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices. 47 -))) 48 48 49 -((( 50 50 (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]] 51 51 ))) 52 52 ))) 53 -))) 54 54 55 55 [[image:1653267211009-519.png||height="419" width="724"]] 56 56 ... ... @@ -103,8 +103,6 @@ 103 103 * Support Modbus protocol 104 104 * Support Interrupt uplink (Since hardware version v1.2) 105 105 106 - 107 - 108 108 == 1.4 Applications == 109 109 110 110 * Smart Buildings & Home Automation ... ... @@ -114,8 +114,6 @@ 114 114 * Smart Cities 115 115 * Smart Factory 116 116 117 - 118 - 119 119 == 1.5 Firmware Change log == 120 120 121 121 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] ... ... @@ -125,13 +125,9 @@ 125 125 126 126 ((( 127 127 ((( 128 -((( 129 129 v1.2: Add External Interrupt Pin. 130 -))) 131 131 132 -((( 133 133 v1.0: Release 134 -))) 135 135 136 136 137 137 ))) ... ... @@ -159,9 +159,7 @@ 159 159 == 3.1 How it works? == 160 160 161 161 ((( 162 -((( 163 163 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. 164 -))) 165 165 166 166 167 167 ))) ... ... @@ -251,19 +251,19 @@ 251 251 252 252 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: 253 253 254 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)255 -| =(% style="width:10px;" %)(((234 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %) 235 +|(% style="width:128px" %)((( 256 256 **AT Commands** 257 -)))| =(% style="width:190px;" %)(((237 +)))|(% style="width:305px" %)((( 258 258 **Description** 259 -)))| =(% style="width:190px;" %)(((239 +)))|(% style="width:346px" %)((( 260 260 **Example** 261 261 ))) 262 -|(% style="width:1 10px" %)(((242 +|(% style="width:128px" %)((( 263 263 AT+BAUDR 264 -)))|(% style="width: 190px" %)(((244 +)))|(% style="width:305px" %)((( 265 265 Set the baud rate (for RS485 connection). Default Value is: 9600. 266 -)))|(% style="width: 190px" %)(((246 +)))|(% style="width:346px" %)((( 267 267 ((( 268 268 AT+BAUDR=9600 269 269 ))) ... ... @@ -272,11 +272,11 @@ 272 272 Options: (1200,2400,4800,14400,19200,115200) 273 273 ))) 274 274 ))) 275 -|(% style="width:1 10px" %)(((255 +|(% style="width:128px" %)((( 276 276 AT+PARITY 277 -)))|(% style="width: 190px" %)(((257 +)))|(% style="width:305px" %)((( 278 278 Set UART parity (for RS485 connection) 279 -)))|(% style="width: 190px" %)(((259 +)))|(% style="width:346px" %)((( 280 280 ((( 281 281 AT+PARITY=0 282 282 ))) ... ... @@ -285,9 +285,9 @@ 285 285 Option: 0: no parity, 1: odd parity, 2: even parity 286 286 ))) 287 287 ))) 288 -|(% style="width:1 10px" %)(((268 +|(% style="width:128px" %)((( 289 289 AT+STOPBIT 290 -)))|(% style="width: 190px" %)(((270 +)))|(% style="width:305px" %)((( 291 291 ((( 292 292 Set serial stopbit (for RS485 connection) 293 293 ))) ... ... @@ -295,7 +295,7 @@ 295 295 ((( 296 296 297 297 ))) 298 -)))|(% style="width: 190px" %)(((278 +)))|(% style="width:346px" %)((( 299 299 ((( 300 300 AT+STOPBIT=0 for 1bit 301 301 ))) ... ... @@ -317,15 +317,15 @@ 317 317 ))) 318 318 ))) 319 319 320 -(% border="1" style="background-color:#ffffcc; color:green; width: 510px" %)321 -| (% style="width:110px" %)**AT Commands**|(% style="width:190px" %)**Description**|(% style="width:190px" %)**Example**322 -|AT+CFGDEV|(% style="width:1 10px" %)(((300 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 301 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 302 +|AT+CFGDEV|(% style="width:418px" %)((( 323 323 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 324 324 325 325 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 326 326 327 327 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 328 -)))|(% style="width: 190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m308 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 329 329 330 330 === 3.3.3 Configure read commands for each sampling === 331 331 ... ... @@ -372,8 +372,8 @@ 372 372 373 373 **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 374 374 375 -(% border="1" style="background-color:#4bacc6; color:white; width:5 10px" %)376 -|(% style="width: 510px" %)(((355 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %) 356 +|(% style="width:722px" %)((( 377 377 **AT+DATACUTx=a,b,c** 378 378 379 379 * **a: length for the return of AT+COMMAND** ... ... @@ -1133,9 +1133,5 @@ 1133 1133 1134 1134 = 11. Support = 1135 1135 1136 -* ((( 1137 -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. 1138 -))) 1139 -* ((( 1140 -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:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]. 1141 -))) 1116 +* 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. 1117 +* 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:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].