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Last modified by Xiaoling on 2025/04/23 15:57
From version 35.2
edited by Xiaoling
on 2022/06/02 10:15
Change comment: There is no comment for this version
To version 36.1
edited by Xiaoling
on 2022/06/02 10:20
Change comment: Uploaded new attachment "1654136435598-589.png", version {1}

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1181 1181  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
1182 1182  
1183 1183  
1184 -
1185 1185  == 5.2 Common AT Command Sequence ==
1186 1186  
1187 1187  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1188,45 +1188,60 @@
1188 1188  
1189 1189  If device has not joined network yet:
1190 1190  
1191 -AT+FDR
1190 +(% class="box infomessage" %)
1191 +(((
1192 +**AT+FDR**
1193 +)))
1192 1192  
1193 -AT+NJM=0
1195 +(% class="box infomessage" %)
1196 +(((
1197 +**AT+NJM=0**
1198 +)))
1194 1194  
1195 -ATZ
1200 +(% class="box infomessage" %)
1201 +(((
1202 +**ATZ**
1203 +)))
1196 1196  
1197 1197  
1198 1198  If device already joined network:
1199 1199  
1200 -AT+NJM=0
1208 +(% class="box infomessage" %)
1209 +(((
1210 +**AT+NJM=0**
1211 +)))
1201 1201  
1202 -ATZ
1213 +(% class="box infomessage" %)
1214 +(((
1215 +**ATZ**
1216 +)))
1203 1203  
1204 -1.
1205 -11.
1206 -111. Single-channel ABP mode (Use with LG01/LG02)
1207 1207  
1208 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1219 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1209 1209  
1210 -AT+NJM=0 Set to ABP mode
1211 1211  
1212 -AT+ADR=0 Set the Adaptive Data Rate Off
1222 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1213 1213  
1214 -AT+DR=5  Set Data Rate
1224 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1215 1215  
1216 -AT+TDC=60000  Set transmit interval to 60 seconds
1226 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1217 1217  
1218 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1228 +(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1219 1219  
1220 -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
1221 1221  
1222 -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
1223 1223  
1224 -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)
1225 1225  
1226 -ATZ          Reset MCU
1236 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1227 1227  
1228 -**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.
1229 1229  
1240 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1241 +
1242 +(% style="color:red" %)**Note:**
1243 +
1230 1230  1. Make sure the device is set to ABP mode in the IoT Server.
1231 1231  1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1232 1232  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.
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1277 1277  [[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]]
1278 1278  
1279 1279  
1280 -1.
1294 +1.
1281 1281  11. How to change the LoRa Frequency Bands/Region?
1282 1282  
1283 1283  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1284,7 +1284,7 @@
1284 1284  
1285 1285  
1286 1286  
1287 -1.
1301 +1.
1288 1288  11. How many RS485-Slave can RS485-BL connects?
1289 1289  
1290 1290  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]].
... ... @@ -1301,7 +1301,7 @@
1301 1301  
1302 1302  
1303 1303  
1304 -1.
1318 +1.
1305 1305  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1306 1306  
1307 1307  It might about the channels mapping. Please see for detail.
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1 +XWiki.Xiaoling
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