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Last modified by Xiaoling on 2025/04/23 15:57
From version 33.8
edited by Xiaoling
on 2022/06/02 10:05
Change comment: There is no comment for this version
To version 34.1
edited by Xiaoling
on 2022/06/02 10:10
Change comment: Uploaded new attachment "1654135840598-282.png", version {1}

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1139 1139  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1140 1140  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1141 1141  
1142 -
1143 1143  == 3.10 Switch Jumper ==
1144 1144  
1145 1145  (% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
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1160 1160  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1161 1161  
1162 1162  
1163 -1. Case Study
1162 += 4. Case Study =
1164 1164  
1165 -User can check this URL for some case studies.
1164 +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]]
1166 1166  
1167 -[[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]]
1168 1168  
1169 1169  
1168 += 5. Use AT Command =
1170 1170  
1170 +== 5.1 Access AT Command ==
1171 1171  
1172 -1. Use AT Command
1173 -11. Access AT Command
1174 -
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 1177  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
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1187 1187  
1188 1188  
1189 1189  
1190 -1.
1187 +1.
1191 1191  11. Common AT Command Sequence
1192 1192  111. Multi-channel ABP mode (Use with SX1301/LG308)
1193 1193  
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1206 1206  
1207 1207  ATZ
1208 1208  
1209 -1.
1210 -11.
1206 +1.
1207 +11.
1211 1211  111. Single-channel ABP mode (Use with LG01/LG02)
1212 1212  
1213 1213  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
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1282 1282  [[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]]
1283 1283  
1284 1284  
1285 -1.
1282 +1.
1286 1286  11. How to change the LoRa Frequency Bands/Region?
1287 1287  
1288 1288  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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1289 1289  
1290 1290  
1291 1291  
1292 -1.
1289 +1.
1293 1293  11. How many RS485-Slave can RS485-BL connects?
1294 1294  
1295 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>>path:#downlink_A8]].
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1306 1306  
1307 1307  
1308 1308  
1309 -1.
1306 +1.
1310 1310  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1311 1311  
1312 1312  It might about the channels mapping. Please see for detail.
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Author
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1 +XWiki.Xiaoling
Size
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1 +1.3 MB
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