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Last modified by Xiaoling on 2025/04/23 15:57
From version 35.4
edited by Xiaoling
on 2022/06/02 10:17
Change comment: There is no comment for this version
To version 35.5
edited by Xiaoling
on 2022/06/02 10:20
Change comment: There is no comment for this version

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1219 1219  === 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1220 1220  
1221 1221  
1222 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1222 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1223 1223  
1224 -AT+NJM=0 Set to ABP mode
1224 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
1225 1225  
1226 -AT+ADR=0 Set the Adaptive Data Rate Off
1226 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
1227 1227  
1228 -AT+DR=5  Set Data Rate
1228 +(% style="background-color:#dcdcdc" %)**AT+DR=5**  (%%)Set Data Rate
1229 1229  
1230 -AT+TDC=60000  Set transmit interval to 60 seconds
1230 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1231 1231  
1232 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1232 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
1233 1233  
1234 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1234 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1235 1235  
1236 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1236 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1237 1237  
1238 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
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.
1239 1239  
1240 -ATZ          Reset MCU
1240 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1241 1241  
1242 -**Note:**
1242 +(% style="color:red" %)**Note:**
1243 1243  
1244 1244  1. Make sure the device is set to ABP mode in the IoT Server.
1245 1245  1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
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1291 1291  [[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]]
1292 1292  
1293 1293  
1294 -1.
1294 +1.
1295 1295  11. How to change the LoRa Frequency Bands/Region?
1296 1296  
1297 1297  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
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1298 1298  
1299 1299  
1300 1300  
1301 -1.
1301 +1.
1302 1302  11. How many RS485-Slave can RS485-BL connects?
1303 1303  
1304 1304  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]].
... ... @@ -1315,7 +1315,7 @@
1315 1315  
1316 1316  
1317 1317  
1318 -1.
1318 +1.
1319 1319  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1320 1320  
1321 1321  It might about the channels mapping. Please see for detail.