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Last modified by Xiaoling on 2025/04/23 15:57
From version 37.1
edited by Xiaoling
on 2022/06/02 10:24
Change comment: Uploaded new attachment "1654136646995-976.png", version {1}
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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1239 1239  
1240 1240  (% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1241 1241  
1242 -
1243 1243  (% style="color:red" %)**Note:**
1244 1244  
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
1244 +1. Make sure the device is set to ABP mode in the IoT Server.
1245 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1246 +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.
1247 +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
1249 1249  
1250 -[[image:1654136435598-589.png]]
1249 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1251 1251  
1252 1252  
1253 1253  1. FAQ
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1292 1292  [[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]]
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1294 +1.
1296 1296  11. How to change the LoRa Frequency Bands/Region?
1297 1297  
1298 1298  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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1301 1301  
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1301 +1.
1303 1303  11. How many RS485-Slave can RS485-BL connects?
1304 1304  
1305 1305  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]].
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1318 +1.
1320 1320  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1321 1321  
1322 1322  It might about the channels mapping. Please see for detail.
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Author
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1 -XWiki.Xiaoling
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1 -1.3 MB
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