Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 59.9 >
edited by Xiaoling
on 2022/06/06 14:21
To version < 58.23 >
edited by Xiaoling
on 2022/06/06 11:26
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -92,8 +92,6 @@
92 92  * Automatic RF Sense and CAD with ultra-fast AFC.
93 93  * Packet engine up to 256 bytes with CRC
94 94  
95 -
96 -
97 97  == 1.3 Features ==
98 98  
99 99  * LoRaWAN Class A & Class C protocol (default Class C)
... ... @@ -106,7 +106,6 @@
106 106  * Support Interrupt uplink (Since hardware version v1.2)
107 107  
108 108  
109 -
110 110  == 1.4 Applications ==
111 111  
112 112  * Smart Buildings & Home Automation
... ... @@ -117,7 +117,6 @@
117 117  * Smart Factory
118 118  
119 119  
120 -
121 121  == 1.5 Firmware Change log ==
122 122  
123 123  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
... ... @@ -239,15 +239,11 @@
239 239  
240 240  (((
241 241  (((
242 -(((
243 243  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.
244 244  )))
245 -)))
246 246  
247 247  (((
248 -(((
249 249  (% 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
250 -)))
251 251  
252 252  
253 253  )))
... ... @@ -328,17 +328,11 @@
328 328  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
329 329  |=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
330 330  |AT+CFGDEV|(% style="width:110px" %)(((
331 -(((
332 332  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
333 -)))
334 334  
335 -(((
336 336  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
337 -)))
338 338  
339 -(((
340 340  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
341 -)))
342 342  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
343 343  
344 344  
... ... @@ -1120,29 +1120,29 @@
1120 1120  )))
1121 1121  
1122 1122  (% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1123 -|=(% style="width: 100px;" %)(((
1124 -**Command example**
1125 -)))|=(% style="width: 400px;" %)(((
1109 +|=(% style="width: 161px;" %)(((
1110 +**Command example:**
1111 +)))|=(% style="width: 337px;" %)(((
1126 1126  **Function**
1127 1127  )))
1128 -|(% style="width:100px" %)(((
1114 +|(% style="width:161px" %)(((
1129 1129  AT+RXMODE=1,10
1130 -)))|(% style="width:400px" %)(((
1116 +)))|(% style="width:337px" %)(((
1131 1131  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.
1132 1132  )))
1133 -|(% style="width:100px" %)(((
1119 +|(% style="width:161px" %)(((
1134 1134  AT+RXMODE=2,500
1135 -)))|(% style="width:400px" %)(((
1121 +)))|(% style="width:337px" %)(((
1136 1136  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
1137 1137  )))
1138 -|(% style="width:100px" %)(((
1124 +|(% style="width:161px" %)(((
1139 1139  AT+RXMODE=0,0
1140 -)))|(% style="width:400px" %)(((
1126 +)))|(% style="width:337px" %)(((
1141 1141  Disable listening mode. This is the default settings.
1142 1142  )))
1143 -|(% style="width:100px" %)(((
1129 +|(% style="width:161px" %)(((
1144 1144  
1145 -)))|(% style="width:400px" %)(((
1131 +)))|(% style="width:337px" %)(((
1146 1146  A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1147 1147  )))
1148 1148  
... ... @@ -1191,28 +1191,27 @@
1191 1191  )))
1192 1192  
1193 1193  (((
1194 -(((
1195 1195  (% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.
1196 1196  )))
1197 -)))
1198 1198  
1199 1199  
1200 1200  == 3.7 Buttons ==
1201 1201  
1202 1202  
1203 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:400px" %)
1204 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 350px;" %)**Feature**
1205 -|(% 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**
1206 -|(% style="width:50px" %)**RST**|(% style="width:350px" %)Reboot RS485
1207 -|(% style="width:50px" %)**PRO**|(% style="width:350px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
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"]]
1208 1208  
1209 -== 3.8 LEDs ==
1210 1210  
1211 1211  
1212 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1213 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1195 +== 3.8 LEDs ==
1196 +
1197 +(% border="1" style="background-color:#f7faff; width:500px" %)
1198 +|=**LEDs**|=**Feature**
1214 1214  |**PWR**|Always on if there is power
1215 -|**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.
1216 1216  
1217 1217  = 4. Case Study =
1218 1218  
... ... @@ -1223,26 +1223,19 @@
1223 1223  
1224 1224  == 5.1 Access AT Command ==
1225 1225  
1226 -(((
1227 1227  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.
1228 -)))
1229 1229  
1230 1230  [[image:1654162355560-817.png]]
1231 1231  
1232 1232  
1233 -(((
1234 1234  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:
1235 -)))
1236 1236  
1237 1237  [[image:1654162368066-342.png]]
1238 1238  
1239 1239  
1240 -(((
1241 1241  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/]]
1242 -)))
1243 1243  
1244 1244  
1245 -
1246 1246  == 5.2 Common AT Command Sequence ==
1247 1247  
1248 1248  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1265,9 +1265,7 @@
1265 1265  )))
1266 1266  
1267 1267  
1268 -(((
1269 1269  If device already joined network:
1270 -)))
1271 1271  
1272 1272  (% class="box infomessage" %)
1273 1273  (((
... ... @@ -1306,12 +1306,10 @@
1306 1306  
1307 1307  (% style="color:red" %)**Note:**
1308 1308  
1309 -(((
1310 1310  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1311 1311  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1312 1312  3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1313 1313  4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1314 -)))
1315 1315  
1316 1316  [[image:1654162478620-421.png]]
1317 1317  
... ... @@ -1320,45 +1320,25 @@
1320 1320  
1321 1321  == 6.1 How to upgrade the image? ==
1322 1322  
1323 -(((
1324 1324  The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1325 -)))
1326 1326  
1327 -* (((
1328 -Support new features
1329 -)))
1330 -* (((
1331 -For bug fix
1332 -)))
1333 -* (((
1334 -Change LoRaWAN bands.
1335 -)))
1299 +* Support new features
1300 +* For bug fix
1301 +* Change LoRaWAN bands.
1336 1336  
1337 -(((
1338 1338  Below shows the hardware connection for how to upload an image to RS485-LN:
1339 -)))
1340 1340  
1341 1341  [[image:1654162535040-878.png]]
1342 1342  
1343 -(((
1344 1344  **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]].
1345 -)))
1346 1346  
1347 -(((
1348 1348  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1349 -)))
1350 1350  
1351 -(((
1352 1352  **Step3: **Open flashloader; choose the correct COM port to update.
1353 -)))
1354 1354  
1355 1355  (((
1356 -(((
1357 -(((
1358 1358  (% 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.
1359 1359  )))
1360 -)))
1361 -)))
1362 1362  
1363 1363  
1364 1364  [[image:image-20220602175818-12.png]]
... ... @@ -1421,6 +1421,7 @@
1421 1421  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1422 1422  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1423 1423  
1378 +
1424 1424  = 9.Packing Info =
1425 1425  
1426 1426  
... ... @@ -1437,6 +1437,7 @@
1437 1437  * Package Size / pcs : 14.5 x 8 x 5 cm
1438 1438  * Weight / pcs : 170g
1439 1439  
1395 +
1440 1440  = 10. FCC Caution for RS485LN-US915 =
1441 1441  
1442 1442  (((

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