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Last modified by Xiaoling on 2025/04/23 15:57
From version 40.11
edited by Xiaoling
on 2022/06/06 09:18
Change comment: There is no comment for this version
To version 33.2
edited by Xiaoling
on 2022/06/02 09:54
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -739,12 +739,10 @@
739 739  
740 740  There are two kinds of Commands:
741 741  
742 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
742 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
743 743  
744 744  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
745 745  
746 -
747 -
748 748  === 3.5.1 Common Commands: ===
749 749  
750 750  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -752,6 +752,7 @@
752 752  
753 753  === 3.5.2 Sensor related commands: ===
754 754  
753 +==== ====
755 755  
756 756  ==== **Choose Device Type (RS485 or TTL)** ====
757 757  
... ... @@ -826,7 +826,6 @@
826 826  
827 827  
828 828  
829 -
830 830  ==== **Set Payload version** ====
831 831  
832 832  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
... ... @@ -1079,185 +1079,176 @@
1079 1079  
1080 1080  User can set the output power duration before each sampling.
1081 1081  
1082 -* **AT Command:**
1080 +* AT Command:
1083 1083  
1084 -**Example:**
1082 +Example:
1085 1085  
1086 -**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1084 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1087 1087  
1088 -**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1086 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1089 1089  
1090 1090  
1091 -* **LoRaWAN Downlink Command:**
1089 +* LoRaWAN Downlink Command:
1092 1092  
1093 -**07 01 aa bb**  Same as AT+5VT=(aa bb)
1091 +07 01 aa bb  Same as AT+5VT=(aa bb)
1094 1094  
1095 -**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1093 +07 02 aa bb  Same as AT+3V3T=(aa bb)
1096 1096  
1097 1097  
1098 -== 3.6 Buttons ==
1099 1099  
1100 -(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1101 -|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1102 -|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1103 1103  
1098 +1.
1099 +11. Buttons
1104 1104  
1101 +|**Button**|**Feature**
1102 +|**RST**|Reboot RS485-BL
1105 1105  
1106 -== 3.7 +3V3 Output ==
1104 +1.
1105 +11. +3V3 Output
1107 1107  
1108 1108  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1109 1109  
1110 1110  The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1111 1111  
1111 +
1112 1112  The +3V3 output time can be controlled by AT Command.
1113 1113  
1114 +**AT+3V3T=1000**
1114 1114  
1115 -(% style="color:#037691" %)**AT+3V3T=1000**
1116 -
1117 -
1118 1118  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1119 1119  
1118 +
1120 1120  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1121 1121  
1122 1122  
1123 -== 3.8 +5V Output ==
1122 +1.
1123 +11. +5V Output
1124 1124  
1125 1125  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1126 1126  
1127 1127  The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1128 1128  
1129 +
1129 1129  The 5V output time can be controlled by AT Command.
1130 1130  
1132 +**AT+5VT=1000**
1131 1131  
1132 -(% style="color:#037691" %)**AT+5VT=1000**
1133 -
1134 -
1135 1135  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1136 1136  
1136 +
1137 1137  By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1138 1138  
1139 1139  
1140 -== 3.9 LEDs ==
1141 1141  
1142 -(% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
1143 -|=**LEDs**|=(% style="width: 274px;" %)**Feature**
1144 -|**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1145 1145  
1146 -== 3.10 Switch Jumper ==
1142 +1.
1143 +11. LEDs
1147 1147  
1148 -(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1149 -|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1150 -|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1145 +|**LEDs**|**Feature**
1146 +|**LED1**|Blink when device transmit a packet.
1147 +
1148 +1.
1149 +11. Switch Jumper
1150 +
1151 +|**Switch Jumper**|**Feature**
1152 +|**SW1**|(((
1151 1151  ISP position: Upgrade firmware via UART
1152 1152  
1153 1153  Flash position: Configure device, check running status.
1154 1154  )))
1155 -|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1157 +|**SW2**|(((
1156 1156  5V position: set to compatible with 5v I/O.
1157 1157  
1158 1158  3.3v position: set to compatible with 3.3v I/O.,
1159 1159  )))
1160 1160  
1161 -**+3.3V**: is always ON
1163 ++3.3V: is always ON
1162 1162  
1163 -**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1165 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1164 1164  
1167 +1. Case Study
1165 1165  
1166 -= 4. Case Study =
1169 +User can check this URL for some case studies.
1167 1167  
1168 -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]]
1171 +[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
1169 1169  
1170 1170  
1171 -= 5. Use AT Command =
1172 1172  
1173 -== 5.1 Access AT Command ==
1174 1174  
1176 +1. Use AT Command
1177 +11. Access AT Command
1178 +
1175 1175  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.
1176 1176  
1177 -[[image:1654135840598-282.png]]
1181 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1178 1178  
1179 1179  
1180 -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:
1184 +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:
1181 1181  
1182 -[[image:1654136105500-922.png]]
1186 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1183 1183  
1184 1184  
1185 -More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
1186 1186  
1190 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1187 1187  
1188 -== 5.2 Common AT Command Sequence ==
1189 1189  
1190 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1191 1191  
1194 +1.
1195 +11. Common AT Command Sequence
1196 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1197 +
1192 1192  If device has not joined network yet:
1193 1193  
1194 -(% class="box infomessage" %)
1195 -(((
1196 -**AT+FDR**
1197 -)))
1200 +AT+FDR
1198 1198  
1199 -(% class="box infomessage" %)
1200 -(((
1201 -**AT+NJM=0**
1202 -)))
1202 +AT+NJM=0
1203 1203  
1204 -(% class="box infomessage" %)
1205 -(((
1206 -**ATZ**
1207 -)))
1204 +ATZ
1208 1208  
1209 1209  
1210 1210  If device already joined network:
1211 1211  
1212 -(% class="box infomessage" %)
1213 -(((
1214 -**AT+NJM=0**
1215 -)))
1209 +AT+NJM=0
1216 1216  
1217 -(% class="box infomessage" %)
1218 -(((
1219 -**ATZ**
1220 -)))
1211 +ATZ
1221 1221  
1213 +1.
1214 +11.
1215 +111. Single-channel ABP mode (Use with LG01/LG02)
1222 1222  
1223 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1217 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1224 1224  
1219 +AT+NJM=0 Set to ABP mode
1225 1225  
1226 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1221 +AT+ADR=0 Set the Adaptive Data Rate Off
1227 1227  
1228 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1223 +AT+DR=5  Set Data Rate
1229 1229  
1230 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1225 +AT+TDC=60000  Set transmit interval to 60 seconds
1231 1231  
1232 -(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1227 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1233 1233  
1234 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1229 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1235 1235  
1236 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1231 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1237 1237  
1238 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1233 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1239 1239  
1240 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1235 +ATZ          Reset MCU
1241 1241  
1242 -(% 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.
1237 +**Note:**
1243 1243  
1244 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1239 +1. Make sure the device is set to ABP mode in the IoT Server.
1240 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1241 +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.
1242 +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
1245 1245  
1244 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1246 1246  
1247 -(% style="color:red" %)**Note:**
1248 1248  
1249 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1250 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1251 -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.
1252 -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
1247 +1. FAQ
1248 +11. How to upgrade the image?
1253 1253  
1254 -[[image:1654136435598-589.png]]
1255 -
1256 -
1257 -= 6. FAQ =
1258 -
1259 -== 6.1 How to upgrade the image? ==
1260 -
1261 1261  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1262 1262  
1263 1263  * Support new features
... ... @@ -1266,7 +1266,7 @@
1266 1266  
1267 1267  Below shows the hardware connection for how to upload an image to RS485-BL:
1268 1268  
1269 -[[image:1654136646995-976.png]]
1258 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1270 1270  
1271 1271  **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]].
1272 1272  
... ... @@ -1274,95 +1274,97 @@
1274 1274  
1275 1275  **Step3: **Open flashloader; choose the correct COM port to update.
1276 1276  
1277 -[[image:image-20220602102605-1.png]]
1278 1278  
1267 +|(((
1268 +HOLD PRO then press the RST button, SYS will be ON, then click next
1269 +)))
1279 1279  
1280 -[[image:image-20220602102637-2.png]]
1271 +|(((
1272 +Board detected
1273 +)))
1281 1281  
1275 +|(((
1276 +
1277 +)))
1282 1282  
1283 -[[image:image-20220602102715-3.png]]
1279 +[[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]]
1284 1284  
1285 1285  
1286 1286  
1287 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1283 +[[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]]
1288 1288  
1289 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1290 1290  
1286 +[[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]]
1291 1291  
1292 1292  
1293 -== 6.3 How many RS485-Slave can RS485-BL connects? ==
1289 +1.
1290 +11. How to change the LoRa Frequency Bands/Region?
1294 1294  
1295 -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"]].
1292 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1296 1296  
1297 1297  
1298 1298  
1299 -= 7. Trouble Shooting =
1296 +1.
1297 +11. How many RS485-Slave can RS485-BL connects?
1300 1300  
1299 +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]].
1301 1301  
1302 -== 7.1 Downlink doesn’t work, how to solve it? ==
1303 1303  
1304 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1305 1305  
1306 1306  
1307 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1304 +1. Trouble Shooting     
1305 +11. Downlink doesn’t work, how to solve it?
1308 1308  
1309 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1307 +Please see this link for debug:
1310 1310  
1309 +[[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]] 
1311 1311  
1312 -= 8. Order Info =
1313 1313  
1314 -(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1315 1315  
1316 -(% style="color:blue" %)**XXX:**
1313 +1.
1314 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1317 1317  
1318 -* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1319 -* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1320 -* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1321 -* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1322 -* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1323 -* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1324 -* (% style="color:blue" %)**US915**(%%): frequency bands US915
1325 -* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1326 -* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1327 -* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1316 +It might about the channels mapping. Please see for detail.
1328 1328  
1318 +[[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]]
1329 1329  
1330 -= 9. Packing Info =
1331 1331  
1332 -(((
1321 +
1322 +1. Order Info
1323 +
1324 +**Part Number: RS485-BL-XXX**
1325 +
1326 +**XXX:**
1327 +
1328 +* **EU433**: frequency bands EU433
1329 +* **EU868**: frequency bands EU868
1330 +* **KR920**: frequency bands KR920
1331 +* **CN470**: frequency bands CN470
1332 +* **AS923**: frequency bands AS923
1333 +* **AU915**: frequency bands AU915
1334 +* **US915**: frequency bands US915
1335 +* **IN865**: frequency bands IN865
1336 +* **RU864**: frequency bands RU864
1337 +* **KZ865: **frequency bands KZ865
1338 +
1339 +1. Packing Info
1340 +
1333 1333  **Package Includes**:
1334 -)))
1335 1335  
1336 -* (((
1337 -RS485-BL x 1
1338 -)))
1339 -* (((
1340 -Stick Antenna for LoRa RF part x 1
1341 -)))
1342 -* (((
1343 -Program cable x 1
1344 -)))
1343 +* RS485-BL x 1
1344 +* Stick Antenna for LoRa RF part x 1
1345 +* Program cable x 1
1345 1345  
1346 -(((
1347 1347  **Dimension and weight**:
1348 -)))
1349 1349  
1350 -* (((
1351 -Device Size: 13.5 x 7 x 3 cm
1352 -)))
1353 -* (((
1354 -Device Weight: 105g
1355 -)))
1356 -* (((
1357 -Package Size / pcs : 14.5 x 8 x 5 cm
1358 -)))
1359 -* (((
1360 -Weight / pcs : 170g
1349 +* Device Size: 13.5 x 7 x 3 cm
1350 +* Device Weight: 105g
1351 +* Package Size / pcs : 14.5 x 8 x 5 cm
1352 +* Weight / pcs : 170g
1361 1361  
1362 -
1363 -)))
1354 +1. Support
1364 1364  
1365 -= 10. Support =
1366 -
1367 1367  * 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.
1368 -* 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]]
1357 +* 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
1358 +
1359 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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