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Last modified by Xiaoling on 2025/04/23 15:57
From version 33.7
edited by Xiaoling
on 2022/06/02 10:04
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 -|**Switch Jumper**|**Feature**
1146 -|**SW1**|(((
1144 +(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1145 +|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1146 +|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1147 1147  ISP position: Upgrade firmware via UART
1148 1148  
1149 1149  Flash position: Configure device, check running status.
1150 1150  )))
1151 -|**SW2**|(((
1151 +|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1152 1152  5V position: set to compatible with 5v I/O.
1153 1153  
1154 1154  3.3v position: set to compatible with 3.3v I/O.,
1155 1155  )))
1156 1156  
1157 -+3.3V: is always ON
1157 +**+3.3V**: is always ON
1158 1158  
1159 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1159 +**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1160 1160  
1161 -1. Case Study
1162 1162  
1163 -User can check this URL for some case studies.
1162 += 4. Case Study =
1164 1164  
1165 -[[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]]
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 1167  
1168 1168  
1168 += 5. Use AT Command =
1169 1169  
1170 -1. Use AT Command
1171 -11. Access AT Command
1170 +== 5.1 Access AT Command ==
1172 1172  
1173 1173  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.
1174 1174  
... ... @@ -1185,7 +1185,7 @@
1185 1185  
1186 1186  
1187 1187  
1188 -1.
1187 +1.
1189 1189  11. Common AT Command Sequence
1190 1190  111. Multi-channel ABP mode (Use with SX1301/LG308)
1191 1191  
... ... @@ -1204,8 +1204,8 @@
1204 1204  
1205 1205  ATZ
1206 1206  
1207 -1.
1208 -11.
1206 +1.
1207 +11.
1209 1209  111. Single-channel ABP mode (Use with LG01/LG02)
1210 1210  
1211 1211  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1280,7 +1280,7 @@
1280 1280  [[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]]
1281 1281  
1282 1282  
1283 -1.
1282 +1.
1284 1284  11. How to change the LoRa Frequency Bands/Region?
1285 1285  
1286 1286  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1287,7 +1287,7 @@
1287 1287  
1288 1288  
1289 1289  
1290 -1.
1289 +1.
1291 1291  11. How many RS485-Slave can RS485-BL connects?
1292 1292  
1293 1293  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]].
... ... @@ -1304,7 +1304,7 @@
1304 1304  
1305 1305  
1306 1306  
1307 -1.
1306 +1.
1308 1308  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1309 1309  
1310 1310  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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