Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 58.22 >
edited by Xiaoling
on 2022/06/06 11:25
To version < 58.47 >
edited by Xiaoling
on 2022/06/06 13:44
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -103,7 +103,6 @@
103 103  * Support Modbus protocol
104 104  * Support Interrupt uplink (Since hardware version v1.2)
105 105  
106 -
107 107  == 1.4 Applications ==
108 108  
109 109  * Smart Buildings & Home Automation
... ... @@ -113,7 +113,6 @@
113 113  * Smart Cities
114 114  * Smart Factory
115 115  
116 -
117 117  == 1.5 Firmware Change log ==
118 118  
119 119  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
... ... @@ -235,11 +235,15 @@
235 235  
236 236  (((
237 237  (((
236 +(((
238 238  There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
239 239  )))
239 +)))
240 240  
241 241  (((
242 +(((
242 242  (% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
244 +)))
243 243  
244 244  
245 245  )))
... ... @@ -308,7 +308,6 @@
308 308  )))
309 309  
310 310  
311 -
312 312  === 3.3.2 Configure sensors ===
313 313  
314 314  (((
... ... @@ -328,7 +328,6 @@
328 328  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
329 329  
330 330  
331 -
332 332  === 3.3.3 Configure read commands for each sampling ===
333 333  
334 334  (((
... ... @@ -1106,29 +1106,29 @@
1106 1106  )))
1107 1107  
1108 1108  (% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1109 -|=(% style="width: 161px;" %)(((
1110 -**Command example:**
1111 -)))|=(% style="width: 337px;" %)(((
1109 +|=(% style="width: 100px;" %)(((
1110 +**Command example**
1111 +)))|=(% style="width: 400px;" %)(((
1112 1112  **Function**
1113 1113  )))
1114 -|(% style="width:161px" %)(((
1114 +|(% style="width:100px" %)(((
1115 1115  AT+RXMODE=1,10
1116 -)))|(% style="width:337px" %)(((
1116 +)))|(% style="width:400px" %)(((
1117 1117  Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1118 1118  )))
1119 -|(% style="width:161px" %)(((
1119 +|(% style="width:100px" %)(((
1120 1120  AT+RXMODE=2,500
1121 -)))|(% style="width:337px" %)(((
1121 +)))|(% style="width:400px" %)(((
1122 1122  Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1123 1123  )))
1124 -|(% style="width:161px" %)(((
1124 +|(% style="width:100px" %)(((
1125 1125  AT+RXMODE=0,0
1126 -)))|(% style="width:337px" %)(((
1126 +)))|(% style="width:400px" %)(((
1127 1127  Disable listening mode. This is the default settings.
1128 1128  )))
1129 -|(% style="width:161px" %)(((
1129 +|(% style="width:100px" %)(((
1130 1130  
1131 -)))|(% style="width:337px" %)(((
1131 +)))|(% style="width:400px" %)(((
1132 1132  A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1133 1133  )))
1134 1134  
... ... @@ -1184,18 +1184,20 @@
1184 1184  == 3.7 Buttons ==
1185 1185  
1186 1186  
1187 -(% border="1" style="background-color:#f7faff; width:500px" %)
1188 -|=**Button**|=(% style="width: 1420px;" %)**Feature**
1189 -|**ACT**|(% style="width:1420px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1190 -|**RST**|(% style="width:1420px" %)Reboot RS485
1191 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1187 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:400px" %)
1188 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 350px;" %)**Feature**
1189 +|(% style="width:50px" %)**ACT**|(% style="width:350px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1190 +|(% style="width:50px" %)**RST**|(% style="width:350px" %)Reboot RS485
1191 +|(% style="width:50px" %)**PRO**|(% style="width:350px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1192 1192  
1193 +
1193 1193  == 3.8 LEDs ==
1194 1194  
1195 -(% border="1" style="background-color:#f7faff; width:500px" %)
1196 -|=**LEDs**|=**Feature**
1196 +
1197 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1198 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1197 1197  |**PWR**|Always on if there is power
1198 -|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN** (%%)for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds**(%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
1200 +|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
1199 1199  
1200 1200  = 4. Case Study =
1201 1201  
... ... @@ -1206,19 +1206,26 @@
1206 1206  
1207 1207  == 5.1 Access AT Command ==
1208 1208  
1211 +(((
1209 1209  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.
1213 +)))
1210 1210  
1211 1211  [[image:1654162355560-817.png]]
1212 1212  
1213 1213  
1218 +(((
1214 1214  In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1220 +)))
1215 1215  
1216 1216  [[image:1654162368066-342.png]]
1217 1217  
1218 1218  
1225 +(((
1219 1219  More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1227 +)))
1220 1220  
1221 1221  
1230 +
1222 1222  == 5.2 Common AT Command Sequence ==
1223 1223  
1224 1224  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1292,13 +1292,23 @@
1292 1292  
1293 1293  == 6.1 How to upgrade the image? ==
1294 1294  
1304 +(((
1295 1295  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1306 +)))
1296 1296  
1297 -* Support new features
1298 -* For bug fix
1299 -* Change LoRaWAN bands.
1308 +* (((
1309 +Support new features
1310 +)))
1311 +* (((
1312 +For bug fix
1313 +)))
1314 +* (((
1315 +Change LoRaWAN bands.
1316 +)))
1300 1300  
1318 +(((
1301 1301  Below shows the hardware connection for how to upload an image to RS485-LN:
1320 +)))
1302 1302  
1303 1303  [[image:1654162535040-878.png]]
1304 1304  
... ... @@ -1309,8 +1309,10 @@
1309 1309  **Step3: **Open flashloader; choose the correct COM port to update.
1310 1310  
1311 1311  (((
1331 +(((
1312 1312  (% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
1313 1313  )))
1334 +)))
1314 1314  
1315 1315  
1316 1316  [[image:image-20220602175818-12.png]]
... ... @@ -1373,7 +1373,6 @@
1373 1373  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1374 1374  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1375 1375  
1376 -
1377 1377  = 9.Packing Info =
1378 1378  
1379 1379  
... ... @@ -1390,7 +1390,6 @@
1390 1390  * Package Size / pcs : 14.5 x 8 x 5 cm
1391 1391  * Weight / pcs : 170g
1392 1392  
1393 -
1394 1394  = 10. FCC Caution for RS485LN-US915 =
1395 1395  
1396 1396  (((

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