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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... ... @@ -321,17 +321,11 @@ 321 321 (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 322 322 |=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 323 323 |AT+CFGDEV|(% style="width:110px" %)((( 324 -((( 325 325 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 326 -))) 327 327 328 -((( 329 329 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 330 -))) 331 331 332 -((( 333 333 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 334 -))) 335 335 )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 336 336 337 337 ... ... @@ -1183,10 +1183,8 @@ 1183 1183 ))) 1184 1184 1185 1185 ((( 1186 -((( 1187 1187 (% 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. 1188 1188 ))) 1189 -))) 1190 1190 1191 1191 1192 1192 == 3.7 Buttons == ... ... @@ -1259,9 +1259,7 @@ 1259 1259 ))) 1260 1260 1261 1261 1262 -((( 1263 1263 If device already joined network: 1264 -))) 1265 1265 1266 1266 (% class="box infomessage" %) 1267 1267 ((( ... ... @@ -1300,12 +1300,10 @@ 1300 1300 1301 1301 (% style="color:red" %)**Note:** 1302 1302 1303 -((( 1304 1304 (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1305 1305 2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1306 1306 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. 1307 1307 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 1308 -))) 1309 1309 1310 1310 [[image:1654162478620-421.png]] 1311 1311 ... ... @@ -1334,25 +1334,17 @@ 1334 1334 1335 1335 [[image:1654162535040-878.png]] 1336 1336 1337 -((( 1338 1338 **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]]. 1339 -))) 1340 1340 1341 -((( 1342 1342 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1343 -))) 1344 1344 1345 -((( 1346 1346 **Step3: **Open flashloader; choose the correct COM port to update. 1347 -))) 1348 1348 1349 1349 ((( 1350 1350 ((( 1351 -((( 1352 1352 (% 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. 1353 1353 ))) 1354 1354 ))) 1355 -))) 1356 1356 1357 1357 1358 1358 [[image:image-20220602175818-12.png]]