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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... ... @@ -1177,8 +1177,10 @@ 1177 1177 ))) 1178 1178 1179 1179 ((( 1180 +((( 1180 1180 (% 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. 1181 1181 ))) 1183 +))) 1182 1182 1183 1183 1184 1184 == 3.7 Buttons == ... ... @@ -1290,10 +1290,12 @@ 1290 1290 1291 1291 (% style="color:red" %)**Note:** 1292 1292 1295 +((( 1293 1293 (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1294 1294 2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1295 1295 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. 1296 1296 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 1300 +))) 1297 1297 1298 1298 [[image:1654162478620-421.png]] 1299 1299 ... ... @@ -1322,17 +1322,25 @@ 1322 1322 1323 1323 [[image:1654162535040-878.png]] 1324 1324 1329 +((( 1325 1325 **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]]. 1331 +))) 1326 1326 1333 +((( 1327 1327 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1335 +))) 1328 1328 1337 +((( 1329 1329 **Step3: **Open flashloader; choose the correct COM port to update. 1339 +))) 1330 1330 1331 1331 ((( 1332 1332 ((( 1343 +((( 1333 1333 (% 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. 1334 1334 ))) 1335 1335 ))) 1347 +))) 1336 1336 1337 1337 1338 1338 [[image:image-20220602175818-12.png]]