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Last modified by Xiaoling on 2025/04/23 15:57
From version 34.1
edited by Xiaoling
on 2022/06/02 10:10
Change comment: Uploaded new attachment "1654135840598-282.png", version {1}
To version 40.5
edited by Xiaoling
on 2022/06/02 11:03
Change comment: There is no comment for this version

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... ... @@ -1164,7 +1164,6 @@
1164 1164  User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
1165 1165  
1166 1166  
1167 -
1168 1168  = 5. Use AT Command =
1169 1169  
1170 1170  == 5.1 Access AT Command ==
... ... @@ -1171,75 +1171,90 @@
1171 1171  
1172 1172  RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1173 1173  
1174 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1173 +[[image:1654135840598-282.png]]
1175 1175  
1176 1176  
1177 -In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1176 +In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1178 1178  
1179 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1178 +[[image:1654136105500-922.png]]
1180 1180  
1181 1181  
1181 +More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
1182 1182  
1183 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1184 1184  
1184 +== 5.2 Common AT Command Sequence ==
1185 1185  
1186 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1186 1186  
1187 -1.
1188 -11. Common AT Command Sequence
1189 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1190 -
1191 1191  If device has not joined network yet:
1192 1192  
1193 -AT+FDR
1190 +(% class="box infomessage" %)
1191 +(((
1192 +**AT+FDR**
1193 +)))
1194 1194  
1195 -AT+NJM=0
1195 +(% class="box infomessage" %)
1196 +(((
1197 +**AT+NJM=0**
1198 +)))
1196 1196  
1197 -ATZ
1200 +(% class="box infomessage" %)
1201 +(((
1202 +**ATZ**
1203 +)))
1198 1198  
1199 1199  
1200 1200  If device already joined network:
1201 1201  
1202 -AT+NJM=0
1208 +(% class="box infomessage" %)
1209 +(((
1210 +**AT+NJM=0**
1211 +)))
1203 1203  
1204 -ATZ
1213 +(% class="box infomessage" %)
1214 +(((
1215 +**ATZ**
1216 +)))
1205 1205  
1206 -1.
1207 -11.
1208 -111. Single-channel ABP mode (Use with LG01/LG02)
1209 1209  
1210 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1219 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1211 1211  
1212 -AT+NJM=0 Set to ABP mode
1213 1213  
1214 -AT+ADR=0 Set the Adaptive Data Rate Off
1222 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1215 1215  
1216 -AT+DR=5  Set Data Rate
1224 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1217 1217  
1218 -AT+TDC=60000  Set transmit interval to 60 seconds
1226 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1219 1219  
1220 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1228 +(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1221 1221  
1222 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1230 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1223 1223  
1224 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1232 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1225 1225  
1226 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1234 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1227 1227  
1228 -ATZ          Reset MCU
1236 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1229 1229  
1230 -**Note:**
1238 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1231 1231  
1232 -1. Make sure the device is set to ABP mode in the IoT Server.
1233 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1234 -1. 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.
1235 -1. 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
1240 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1236 1236  
1237 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1238 1238  
1243 +(% style="color:red" %)**Note:**
1239 1239  
1240 -1. FAQ
1241 -11. How to upgrade the image?
1245 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1246 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1247 +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.
1248 +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
1242 1242  
1250 +[[image:1654136435598-589.png]]
1251 +
1252 +
1253 += 6. FAQ =
1254 +
1255 +== 6.1 How to upgrade the image? ==
1256 +
1243 1243  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1244 1244  
1245 1245  * Support new features
... ... @@ -1248,7 +1248,7 @@
1248 1248  
1249 1249  Below shows the hardware connection for how to upload an image to RS485-BL:
1250 1250  
1251 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1265 +[[image:1654136646995-976.png]]
1252 1252  
1253 1253  **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]].
1254 1254  
... ... @@ -1256,97 +1256,92 @@
1256 1256  
1257 1257  **Step3: **Open flashloader; choose the correct COM port to update.
1258 1258  
1273 +[[image:image-20220602102605-1.png]]
1259 1259  
1260 -|(((
1261 -HOLD PRO then press the RST button, SYS will be ON, then click next
1262 -)))
1263 1263  
1264 -|(((
1265 -Board detected
1266 -)))
1276 +[[image:image-20220602102637-2.png]]
1267 1267  
1268 -|(((
1269 -
1270 -)))
1271 1271  
1272 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
1279 +[[image:image-20220602102715-3.png]]
1273 1273  
1274 1274  
1275 1275  
1276 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1283 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1277 1277  
1285 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1278 1278  
1279 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1280 1280  
1281 1281  
1282 -1.
1283 -11. How to change the LoRa Frequency Bands/Region?
1289 +== 6.3 How many RS485-Slave can RS485-BL connects? ==
1284 1284  
1285 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1291 +The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1286 1286  
1287 1287  
1288 1288  
1289 -1.
1290 -11. How many RS485-Slave can RS485-BL connects?
1295 += 7. Trouble Shooting =
1291 1291  
1292 -The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
1293 1293  
1298 +== 7.1 Downlink doesn’t work, how to solve it? ==
1294 1294  
1300 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1295 1295  
1296 1296  
1297 -1. Trouble Shooting     
1298 -11. Downlink doesn’t work, how to solve it?
1303 +== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1299 1299  
1300 -Please see this link for debug:
1305 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1301 1301  
1302 -[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1303 1303  
1308 += 8. Order Info =
1304 1304  
1310 +(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1305 1305  
1306 -1.
1307 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1312 +(% style="color:blue" %)**XXX:**
1308 1308  
1309 -It might about the channels mapping. Please see for detail.
1314 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1315 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1316 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1317 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1318 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1319 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1320 +* (% style="color:blue" %)**US915**(%%): frequency bands US915
1321 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1322 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1323 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1310 1310  
1311 -[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1325 += 9. Packing Info =
1312 1312  
1313 -
1314 -
1315 -1. Order Info
1316 -
1317 -**Part Number: RS485-BL-XXX**
1318 -
1319 -**XXX:**
1320 -
1321 -* **EU433**: frequency bands EU433
1322 -* **EU868**: frequency bands EU868
1323 -* **KR920**: frequency bands KR920
1324 -* **CN470**: frequency bands CN470
1325 -* **AS923**: frequency bands AS923
1326 -* **AU915**: frequency bands AU915
1327 -* **US915**: frequency bands US915
1328 -* **IN865**: frequency bands IN865
1329 -* **RU864**: frequency bands RU864
1330 -* **KZ865: **frequency bands KZ865
1331 -
1332 -1. Packing Info
1333 -
1327 +(((
1334 1334  **Package Includes**:
1329 +)))
1335 1335  
1336 -* RS485-BL x 1
1337 -* Stick Antenna for LoRa RF part x 1
1338 -* Program cable x 1
1331 +* (((
1332 +RS485-BL x 1
1333 +)))
1334 +* (((
1335 +Stick Antenna for LoRa RF part x 1
1336 +)))
1337 +* (((
1338 +Program cable x 1
1339 +)))
1339 1339  
1341 +(((
1340 1340  **Dimension and weight**:
1343 +)))
1341 1341  
1342 -* Device Size: 13.5 x 7 x 3 cm
1343 -* Device Weight: 105g
1344 -* Package Size / pcs : 14.5 x 8 x 5 cm
1345 -* Weight / pcs : 170g
1345 +* (((
1346 +Device Size: 13.5 x 7 x 3 cm
1347 +)))
1348 +* (((
1349 +Device Weight: 105g
1350 +)))
1351 +* (((
1352 +Package Size / pcs : 14.5 x 8 x 5 cm
1353 +)))
1354 +* (((
1355 +Weight / pcs : 170g
1356 +)))
1346 1346  
1347 -1. Support
1358 += 10. Support =
1348 1348  
1349 1349  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1350 -* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1351 -
1352 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1361 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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