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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... ... @@ -309,6 +309,7 @@ 309 309 ))) 310 310 ))) 311 311 312 + 312 312 === 3.3.2 Configure sensors === 313 313 314 314 ((( ... ... @@ -327,6 +327,7 @@ 327 327 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 328 328 )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 329 329 331 + 330 330 === 3.3.3 Configure read commands for each sampling === 331 331 332 332 ((( ... ... @@ -1104,29 +1104,29 @@ 1104 1104 ))) 1105 1105 1106 1106 (% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1107 -|=(% style="width: 1 61px;" %)(((1108 -**Command example :**1109 -)))|=(% style="width: 337px;" %)(((1109 +|=(% style="width: 100px;" %)((( 1110 +**Command example** 1111 +)))|=(% style="width: 400px;" %)((( 1110 1110 **Function** 1111 1111 ))) 1112 -|(% style="width:1 61px" %)(((1114 +|(% style="width:100px" %)((( 1113 1113 AT+RXMODE=1,10 1114 -)))|(% style="width: 337px" %)(((1116 +)))|(% style="width:400px" %)((( 1115 1115 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. 1116 1116 ))) 1117 -|(% style="width:1 61px" %)(((1119 +|(% style="width:100px" %)((( 1118 1118 AT+RXMODE=2,500 1119 -)))|(% style="width: 337px" %)(((1121 +)))|(% style="width:400px" %)((( 1120 1120 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 1121 1121 ))) 1122 -|(% style="width:1 61px" %)(((1124 +|(% style="width:100px" %)((( 1123 1123 AT+RXMODE=0,0 1124 -)))|(% style="width: 337px" %)(((1126 +)))|(% style="width:400px" %)((( 1125 1125 Disable listening mode. This is the default settings. 1126 1126 ))) 1127 -|(% style="width:1 61px" %)(((1129 +|(% style="width:100px" %)((( 1128 1128 1129 -)))|(% style="width: 337px" %)(((1131 +)))|(% style="width:400px" %)((( 1130 1130 A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1131 1131 ))) 1132 1132 ... ... @@ -1175,8 +1175,10 @@ 1175 1175 ))) 1176 1176 1177 1177 ((( 1180 +((( 1178 1178 (% 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. 1179 1179 ))) 1183 +))) 1180 1180 1181 1181 1182 1182 == 3.7 Buttons == ... ... @@ -1188,6 +1188,7 @@ 1188 1188 |(% style="width:50px" %)**RST**|(% style="width:350px" %)Reboot RS485 1189 1189 |(% style="width:50px" %)**PRO**|(% style="width:350px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 1190 1190 1195 + 1191 1191 == 3.8 LEDs == 1192 1192 1193 1193 ... ... @@ -1248,7 +1248,9 @@ 1248 1248 ))) 1249 1249 1250 1250 1256 +((( 1251 1251 If device already joined network: 1258 +))) 1252 1252 1253 1253 (% class="box infomessage" %) 1254 1254 ((( ... ... @@ -1287,10 +1287,12 @@ 1287 1287 1288 1288 (% style="color:red" %)**Note:** 1289 1289 1297 +((( 1290 1290 (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1291 1291 2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1292 1292 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. 1293 1293 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 +))) 1294 1294 1295 1295 [[image:1654162478620-421.png]] 1296 1296 ... ... @@ -1319,17 +1319,25 @@ 1319 1319 1320 1320 [[image:1654162535040-878.png]] 1321 1321 1331 +((( 1322 1322 **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 +))) 1323 1323 1335 +((( 1324 1324 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1337 +))) 1325 1325 1339 +((( 1326 1326 **Step3: **Open flashloader; choose the correct COM port to update. 1341 +))) 1327 1327 1328 1328 ((( 1329 1329 ((( 1345 +((( 1330 1330 (% 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. 1331 1331 ))) 1332 1332 ))) 1349 +))) 1333 1333 1334 1334 1335 1335 [[image:image-20220602175818-12.png]]