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Last modified by Xiaoling on 2025/04/23 15:57
From version 34.2
edited by Xiaoling
on 2022/06/02 10:10
Change comment: There is no comment for this version
To version 33.7
edited by Xiaoling
on 2022/06/02 10:04
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -1139,38 +1139,40 @@
1139 1139  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1140 1140  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1141 1141  
1142 +
1142 1142  == 3.10 Switch Jumper ==
1143 1143  
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" %)(((
1145 +|**Switch Jumper**|**Feature**
1146 +|**SW1**|(((
1147 1147  ISP position: Upgrade firmware via UART
1148 1148  
1149 1149  Flash position: Configure device, check running status.
1150 1150  )))
1151 -|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1151 +|**SW2**|(((
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
1161 1161  
1162 -= 4. Case Study =
1163 +User can check this URL for some case studies.
1163 1163  
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]]
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]]
1165 1165  
1166 1166  
1167 -= 5. Use AT Command =
1168 1168  
1169 -== 5.1 Access AT Command ==
1170 1170  
1170 +1. Use AT Command
1171 +11. Access AT Command
1172 +
1171 1171  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.
1172 1172  
1173 -[[image:1654135840598-282.png]]
1175 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1174 1174  
1175 1175  
1176 1176  In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
... ... @@ -1183,7 +1183,7 @@
1183 1183  
1184 1184  
1185 1185  
1186 -1.
1188 +1.
1187 1187  11. Common AT Command Sequence
1188 1188  111. Multi-channel ABP mode (Use with SX1301/LG308)
1189 1189  
... ... @@ -1202,8 +1202,8 @@
1202 1202  
1203 1203  ATZ
1204 1204  
1205 -1.
1206 -11.
1207 +1.
1208 +11.
1207 1207  111. Single-channel ABP mode (Use with LG01/LG02)
1208 1208  
1209 1209  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1278,7 +1278,7 @@
1278 1278  [[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]]
1279 1279  
1280 1280  
1281 -1.
1283 +1.
1282 1282  11. How to change the LoRa Frequency Bands/Region?
1283 1283  
1284 1284  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1285,7 +1285,7 @@
1285 1285  
1286 1286  
1287 1287  
1288 -1.
1290 +1.
1289 1289  11. How many RS485-Slave can RS485-BL connects?
1290 1290  
1291 1291  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]].
... ... @@ -1302,7 +1302,7 @@
1302 1302  
1303 1303  
1304 1304  
1305 -1.
1307 +1.
1306 1306  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1307 1307  
1308 1308  It might about the channels mapping. Please see for detail.
1654135840598-282.png
Author
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1 -XWiki.Xiaoling
Size
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1 -1.3 MB
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