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Last modified by Xiaoling on 2025/04/23 15:57
From version 38.1
edited by Xiaoling
on 2022/06/02 10:26
Change comment: Uploaded new attachment "image-20220602102605-1.png", version {1}
To version 37.1
edited by Xiaoling
on 2022/06/02 10:24
Change comment: Uploaded new attachment "1654136646995-976.png", version {1}

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1250 1250  [[image:1654136435598-589.png]]
1251 1251  
1252 1252  
1253 -= 6. FAQ =
1253 +1. FAQ
1254 +11. How to upgrade the image?
1254 1254  
1255 -== 6.1 How to upgrade the image? ==
1256 -
1257 1257  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1258 1258  
1259 1259  * Support new features
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1262 1262  
1263 1263  Below shows the hardware connection for how to upload an image to RS485-BL:
1264 1264  
1265 -[[image:1654136646995-976.png]]
1264 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1266 1266  
1267 1267  **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]].
1268 1268  
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1293 1293  [[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]]
1294 1294  
1295 1295  
1296 -1.
1295 +1.
1297 1297  11. How to change the LoRa Frequency Bands/Region?
1298 1298  
1299 1299  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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1300 1300  
1301 1301  
1302 1302  
1303 -1.
1302 +1.
1304 1304  11. How many RS485-Slave can RS485-BL connects?
1305 1305  
1306 1306  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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1317 1317  
1318 1318  
1319 1319  
1320 -1.
1319 +1.
1321 1321  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1322 1322  
1323 1323  It might about the channels mapping. Please see for detail.
image-20220602102605-1.png
Author
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1 -XWiki.Xiaoling
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1 -102.6 KB
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