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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... ... @@ -1253,7 +1253,9 @@ 1253 1253 ))) 1254 1254 1255 1255 1256 +((( 1256 1256 If device already joined network: 1258 +))) 1257 1257 1258 1258 (% class="box infomessage" %) 1259 1259 ((( ... ... @@ -1292,10 +1292,12 @@ 1292 1292 1293 1293 (% style="color:red" %)**Note:** 1294 1294 1297 +((( 1295 1295 (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1296 1296 2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1297 1297 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. 1298 1298 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 1302 +))) 1299 1299 1300 1300 [[image:1654162478620-421.png]] 1301 1301 ... ... @@ -1324,17 +1324,25 @@ 1324 1324 1325 1325 [[image:1654162535040-878.png]] 1326 1326 1331 +((( 1327 1327 **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]]. 1333 +))) 1328 1328 1335 +((( 1329 1329 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1337 +))) 1330 1330 1339 +((( 1331 1331 **Step3: **Open flashloader; choose the correct COM port to update. 1341 +))) 1332 1332 1333 1333 ((( 1334 1334 ((( 1345 +((( 1335 1335 (% 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. 1336 1336 ))) 1337 1337 ))) 1349 +))) 1338 1338 1339 1339 1340 1340 [[image:image-20220602175818-12.png]]