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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... ... @@ -93,7 +93,6 @@ 93 93 * Packet engine up to 256 bytes with CRC 94 94 95 95 96 - 97 97 == 1.3 Features == 98 98 99 99 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -106,7 +106,6 @@ 106 106 * Support Interrupt uplink (Since hardware version v1.2) 107 107 108 108 109 - 110 110 == 1.4 Applications == 111 111 112 112 * Smart Buildings & Home Automation ... ... @@ -117,7 +117,6 @@ 117 117 * Smart Factory 118 118 119 119 120 - 121 121 == 1.5 Firmware Change log == 122 122 123 123 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] ... ... @@ -328,21 +328,13 @@ 328 328 (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 329 329 |=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 330 330 |AT+CFGDEV|(% style="width:110px" %)((( 331 -((( 332 332 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 333 -))) 334 334 335 -((( 336 336 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 337 -))) 338 338 339 -((( 340 340 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 341 -))) 342 342 )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 343 343 344 - 345 - 346 346 === 3.3.3 Configure read commands for each sampling === 347 347 348 348 ((( ... ... @@ -1120,29 +1120,29 @@ 1120 1120 ))) 1121 1121 1122 1122 (% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1123 -|=(% style="width: 1 00px;" %)(((1124 -**Command example** 1125 -)))|=(% style="width: 400px;" %)(((1112 +|=(% style="width: 161px;" %)((( 1113 +**Command example:** 1114 +)))|=(% style="width: 337px;" %)((( 1126 1126 **Function** 1127 1127 ))) 1128 -|(% style="width:1 00px" %)(((1117 +|(% style="width:161px" %)((( 1129 1129 AT+RXMODE=1,10 1130 -)))|(% style="width: 400px" %)(((1119 +)))|(% style="width:337px" %)((( 1131 1131 Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks. 1132 1132 ))) 1133 -|(% style="width:1 00px" %)(((1122 +|(% style="width:161px" %)((( 1134 1134 AT+RXMODE=2,500 1135 -)))|(% style="width: 400px" %)(((1124 +)))|(% style="width:337px" %)((( 1136 1136 Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms 1137 1137 ))) 1138 -|(% style="width:1 00px" %)(((1127 +|(% style="width:161px" %)((( 1139 1139 AT+RXMODE=0,0 1140 -)))|(% style="width: 400px" %)(((1129 +)))|(% style="width:337px" %)((( 1141 1141 Disable listening mode. This is the default settings. 1142 1142 ))) 1143 -|(% style="width:1 00px" %)(((1132 +|(% style="width:161px" %)((( 1144 1144 1145 -)))|(% style="width: 400px" %)(((1134 +)))|(% style="width:337px" %)((( 1146 1146 A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1147 1147 ))) 1148 1148 ... ... @@ -1191,10 +1191,8 @@ 1191 1191 ))) 1192 1192 1193 1193 ((( 1194 -((( 1195 1195 (% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while. 1196 1196 ))) 1197 -))) 1198 1198 1199 1199 1200 1200 == 3.7 Buttons == ... ... @@ -1265,9 +1265,7 @@ 1265 1265 ))) 1266 1266 1267 1267 1268 -((( 1269 1269 If device already joined network: 1270 -))) 1271 1271 1272 1272 (% class="box infomessage" %) 1273 1273 ((( ... ... @@ -1306,12 +1306,10 @@ 1306 1306 1307 1307 (% style="color:red" %)**Note:** 1308 1308 1309 -((( 1310 1310 (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1311 1311 2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1312 1312 3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means. 1313 1313 4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5 1314 -))) 1315 1315 1316 1316 [[image:1654162478620-421.png]] 1317 1317 ... ... @@ -1340,25 +1340,17 @@ 1340 1340 1341 1341 [[image:1654162535040-878.png]] 1342 1342 1343 -((( 1344 1344 **Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1345 -))) 1346 1346 1347 -((( 1348 1348 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1349 -))) 1350 1350 1351 -((( 1352 1352 **Step3: **Open flashloader; choose the correct COM port to update. 1353 -))) 1354 1354 1355 1355 ((( 1356 1356 ((( 1357 -((( 1358 1358 (% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program. 1359 1359 ))) 1360 1360 ))) 1361 -))) 1362 1362 1363 1363 1364 1364 [[image:image-20220602175818-12.png]]